1 2009-11-06 Michael Matz <matz@suse.de>
4 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
5 of a potential reciprocal to really be reciprocals.
7 2009-11-06 Jakub Jelinek <jakub@redhat.com>
9 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
10 lwpintrin.h after immintrin.h.
11 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
15 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
16 or non-constant index, allow index one past the last element and
17 allow exceeding array bound in arrays that might be used as flexible
20 2009-11-05 Richard Henderson <rth@redhat.com>
22 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
24 2009-11-05 Paul Brook <paul@codesourcery.com>
26 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
28 (all_fpus): Add FPU details.
29 (fp_model_for_fpu): Remove.
30 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
31 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
32 (arm_file_start): Use arm_fpu_desc.
33 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
34 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
36 (TARGET_FPA_EMU2): Define.
37 (arm_fp_model, fputype, arm_fpu_tune): Remove.
38 (vfp_reg_type, arm_fpu_desc): New.
39 * config/arm/arm.md (attr fpu): Simplify.
40 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
41 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
42 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
43 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
44 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
46 2009-11-05 Michael Matz <matz@suse.de>
48 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
50 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
53 2009-11-04 Jason Merrill <jason@redhat.com>
56 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
57 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
58 (output_constant): Avoid crash after error.
60 2009-11-05 Martin Jambor <mjambor@suse.cz>
62 * tree-sra.c (struct access): Changed comment of next_sibling field.
63 (analyze_modified_params): Loop over accesses of a group rather than
64 over all with the ame base, pass a common bitmap to
66 (unmodified_by_ref_scalar_representative): Build link lists of
68 (splice_param_accesses): Likewise.
70 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
72 * df-scan.c (df-uses-record): Add case zero_extract of mem.
74 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
78 * config/i386/i386.md (probe_stack): New expander.
79 (logical operation peepholes): Do not split stack checking probes.
81 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
82 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
84 * doc/invoke.texi (-mlwp): Add documentation.
85 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
86 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
88 * config/i386/lwpintrin.h: New file, provide x86 compiler
90 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
91 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
92 * config/i386/i386-c.c (ix86_target_macros_internal): Check
94 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
95 * config/i386/i386.opt (-mlwp): New switch for LWP support.
96 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
97 (OPTION_MASK_ISA_LWP_UNSET): New.
98 (ix86_handle_option): Handle -mlwp.
99 (isa_opts): Handle -mlwp.
100 (enum pta_flags): Add PTA_LWP.
101 (override_options): Add LWP support.
102 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
103 (IX86_BUILTIN_LLWPCB32): Ditto.
104 (IX86_BUILTIN_LLWPCB64): Ditto.
105 (IX86_BUILTIN_SLWPCB16): Ditto.
106 (IX86_BUILTIN_SLWPCB32): Ditto.
107 (IX86_BUILTIN_SLWPCB64): Ditto.
108 (IX86_BUILTIN_LWPVAL16): Ditto.
109 (IX86_BUILTIN_LWPVAL32): Ditto.
110 (IX86_BUILTIN_LWPVAL64): Ditto.
111 (IX86_BUILTIN_LWPINS16): Ditto.
112 (IX86_BUILTIN_LWPINS32): Ditto.
113 (IX86_BUILTIN_LWPINS64): Ditto.
114 (enum ix86_special_builtin_type): Add LWP intrinsic support.
115 (builtin_description): Ditto.
116 (ix86_init_mmx_sse_builtins): Ditto.
117 (ix86_expand_special_args_builtin): Ditto.
118 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
120 (UNSPEC_SLWP_INTRINSIC): Ditto.
121 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
122 (UNSPECV_LWPINS_INTRINSIC): Ditto.
123 (lwp_llwpcbhi1): New lwp pattern.
124 (lwp_llwpcbsi1): Ditto.
125 (lwp_llwpcbdi1): Ditto.
126 (lwp_slwpcbhi1): Ditto.
127 (lwp_slwpcbsi1): Ditto.
128 (lwp_slwpcbdi1): Ditto.
129 (lwp_lwpvalhi3): Ditto.
130 (lwp_lwpvalsi3): Ditto.
131 (lwp_lwpvaldi3): Ditto.
132 (lwp_lwpinshi3): Ditto.
133 (lwp_lwpinssi3): Ditto.
134 (lwp_lwpinsdi3): Ditto.
136 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
137 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
140 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
143 2009-11-04 Richard Guenther <rguenther@suse.de>
144 Rafael Avila de Espindola <espindola@google.com>
146 * gcc.c (process_command): Handle arguments name@offset.
148 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
149 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
151 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
153 * config/i386/xopintrin.h: New file, provide common x86 compiler
155 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
156 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
157 * config/i386/i386-c.c(ix86_target_macros_internal): Check
159 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
160 * config/i386/i386.opt (-mxop): New switch for XOP support.
161 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
162 (UNSPEC_XOP_TRUEFALSE)
164 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
165 (PPERM_*): New constants for vpperm instruction.
166 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
167 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
168 (OPTION_MASK_ISA_XOP_UNSET): New.
169 (OPTION_MASK_ISA_XOP_UNSET): Change definition to
171 (ix86_handle_option): Handle -mxop.
172 (isa_opts): Handle -mxop.
173 (enum pta_flags): Add PTA_XOP.
174 (override_options): Add XOP support.
175 (print_operand): Add code for XOP compare instructions.
176 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
177 (ix86_expand_int_vcond): Extend for XOP compare instruction.
179 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
180 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
181 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
182 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
183 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
184 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
185 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
187 (IX86_BUILTIN_VPCMOV256): Ditto.
188 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
189 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
190 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
191 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
192 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
193 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
195 (IX86_BUILTIN_VPPERM): Ditto.
197 (IX86_BUILTIN_VPMACSSWW): Ditto.
198 (IX86_BUILTIN_VPMACSWW): Ditto.
199 (IX86_BUILTIN_VPMACSSWD): Ditto.
200 (IX86_BUILTIN_VPMACSWD): Ditto.
201 (IX86_BUILTIN_VPMACSSDD): Ditto.
202 (IX86_BUILTIN_VPMACSDD): Ditto.
203 (IX86_BUILTIN_VPMACSSDQL): Ditto.
204 (IX86_BUILTIN_VPMACSSDQH): Ditto.
205 (IX86_BUILTIN_VPMACSDQL): Ditto.
206 (IX86_BUILTIN_VPMACSDQH): Ditto.
207 (IX86_BUILTIN_VPMADCSSWD): Ditto.
208 (IX86_BUILTIN_VPMADCSWD): Ditto.
210 (IX86_BUILTIN_VPHADDBW): Ditto.
211 (IX86_BUILTIN_VPHADDBD): Ditto.
212 (IX86_BUILTIN_VPHADDBQ): Ditto.
213 (IX86_BUILTIN_VPHADDWD): Ditto.
214 (IX86_BUILTIN_VPHADDWQ): Ditto.
215 (IX86_BUILTIN_VPHADDDQ): Ditto.
216 (IX86_BUILTIN_VPHADDUBW): Ditto.
217 (IX86_BUILTIN_VPHADDUBD): Ditto.
218 (IX86_BUILTIN_VPHADDUBQ): Ditto.
219 (IX86_BUILTIN_VPHADDUWD): Ditto.
220 (IX86_BUILTIN_VPHADDUWQ): Ditto.
221 (IX86_BUILTIN_VPHADDUDQ): Ditto.
222 (IX86_BUILTIN_VPHSUBBW): Ditto.
223 (IX86_BUILTIN_VPHSUBWD): Ditto.
224 (IX86_BUILTIN_VPHSUBDQ): Ditto.
226 (IX86_BUILTIN_VPROTB): Ditto.
227 (IX86_BUILTIN_VPROTW): Ditto.
228 (IX86_BUILTIN_VPROTD): Ditto.
229 (IX86_BUILTIN_VPROTQ): Ditto.
230 (IX86_BUILTIN_VPROTB_IMM): Ditto.
231 (IX86_BUILTIN_VPROTW_IMM): Ditto.
232 (IX86_BUILTIN_VPROTD_IMM): Ditto.
233 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
235 (IX86_BUILTIN_VPSHLB): Ditto.
236 (IX86_BUILTIN_VPSHLW): Ditto.
237 (IX86_BUILTIN_VPSHLD): Ditto.
238 (IX86_BUILTIN_VPSHLQ): Ditto.
239 (IX86_BUILTIN_VPSHAB): Ditto.
240 (IX86_BUILTIN_VPSHAW): Ditto.
241 (IX86_BUILTIN_VPSHAD): Ditto.
242 (IX86_BUILTIN_VPSHAQ): Ditto.
244 (IX86_BUILTIN_VFRCZSS): Ditto.
245 (IX86_BUILTIN_VFRCZSD): Ditto.
246 (IX86_BUILTIN_VFRCZPS): Ditto.
247 (IX86_BUILTIN_VFRCZPD): Ditto.
248 (IX86_BUILTIN_VFRCZPS256): Ditto.
249 (IX86_BUILTIN_VFRCZPD256): Ditto.
251 (IX86_BUILTIN_VPCOMEQUB): Ditto.
252 (IX86_BUILTIN_VPCOMNEUB): Ditto.
253 (IX86_BUILTIN_VPCOMLTUB): Ditto.
254 (IX86_BUILTIN_VPCOMLEUB): Ditto.
255 (IX86_BUILTIN_VPCOMGTUB): Ditto.
256 (IX86_BUILTIN_VPCOMGEUB): Ditto.
257 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
258 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
260 (IX86_BUILTIN_VPCOMEQUW): Ditto.
261 (IX86_BUILTIN_VPCOMNEUW): Ditto.
262 (IX86_BUILTIN_VPCOMLTUW): Ditto.
263 (IX86_BUILTIN_VPCOMLEUW): Ditto.
264 (IX86_BUILTIN_VPCOMGTUW): Ditto.
265 (IX86_BUILTIN_VPCOMGEUW): Ditto.
266 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
267 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
269 (IX86_BUILTIN_VPCOMEQUD): Ditto.
270 (IX86_BUILTIN_VPCOMNEUD): Ditto.
271 (IX86_BUILTIN_VPCOMLTUD): Ditto.
272 (IX86_BUILTIN_VPCOMLEUD): Ditto.
273 (IX86_BUILTIN_VPCOMGTUD): Ditto.
274 (IX86_BUILTIN_VPCOMGEUD): Ditto.
275 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
276 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
278 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
279 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
280 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
281 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
282 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
283 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
284 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
285 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
287 (IX86_BUILTIN_VPCOMEQB): Ditto.
288 (IX86_BUILTIN_VPCOMNEB): Ditto.
289 (IX86_BUILTIN_VPCOMLTB): Ditto.
290 (IX86_BUILTIN_VPCOMLEB): Ditto.
291 (IX86_BUILTIN_VPCOMGTB): Ditto.
292 (IX86_BUILTIN_VPCOMGEB): Ditto.
293 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
294 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
296 (IX86_BUILTIN_VPCOMEQW): Ditto.
297 (IX86_BUILTIN_VPCOMNEW): Ditto.
298 (IX86_BUILTIN_VPCOMLTW): Ditto.
299 (IX86_BUILTIN_VPCOMLEW): Ditto.
300 (IX86_BUILTIN_VPCOMGTW): Ditto.
301 (IX86_BUILTIN_VPCOMGEW): Ditto.
302 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
303 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
305 (IX86_BUILTIN_VPCOMEQD): Ditto.
306 (IX86_BUILTIN_VPCOMNED): Ditto.
307 (IX86_BUILTIN_VPCOMLTD): Ditto.
308 (IX86_BUILTIN_VPCOMLED): Ditto.
309 (IX86_BUILTIN_VPCOMGTD): Ditto.
310 (IX86_BUILTIN_VPCOMGED): Ditto.
311 (IX86_BUILTIN_VPCOMFALSED): Ditto.
312 (IX86_BUILTIN_VPCOMTRUED): Ditto.
314 (IX86_BUILTIN_VPCOMEQQ): Ditto.
315 (IX86_BUILTIN_VPCOMNEQ): Ditto.
316 (IX86_BUILTIN_VPCOMLTQ): Ditto.
317 (IX86_BUILTIN_VPCOMLEQ): Ditto.
318 (IX86_BUILTIN_VPCOMGTQ): Ditto.
319 (IX86_BUILTIN_VPCOMGEQ): Ditto.
320 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
321 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
323 (enum multi_arg_type): New enum for describing the various XOP
324 intrinsic argument types.
325 (bdesc_multi_arg): New table for XOP intrinsics.
326 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
327 (ix86_expand_multi_arg_builtin): New function for creating XOP
330 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
331 (xop_pmacsww): Ditto.
332 (xop_pmacssww): Ditto.
333 (xop_pmacsdd): Ditto.
334 (xop_pmacssdd): Ditto.
335 (xop_pmacssdql): Ditto.
336 (xop_pmacssdqh): Ditto.
337 (xop_pmacsdql): Ditto.
338 (xop_pmacsdql_mem): Ditto.
339 (xop_mulv2div2di3_low): Ditto.
340 (xop_pmacsdqh): Ditto.
341 (xop_pmacsdqh_mem): Ditto.
342 (xop_mulv2div2di3_high): Ditto.
343 (xop_pmacsswd): Ditto.
344 (xop_pmacswd): Ditto.
345 (xop_pmadcsswd): Ditto.
346 (xop_pmadcswd): Ditto.
347 (xop_pcmov_<mode>): Ditto.
348 (xop_pcmov_<mode>)256: Ditto.
349 (xop_phaddbw): Ditto.
350 (xop_phaddbd): Ditto.
351 (xop_phaddbq): Ditto.
352 (xop_phaddwd): Ditto.
353 (xop_phaddwq): Ditto.
354 (xop_phadddq): Ditto.
355 (xop_phaddubw): Ditto.
356 (xop_phaddubd): Ditto.
357 (xop_phaddubq): Ditto.
358 (xop_phadduwd): Ditto.
359 (xop_phadduwq): Ditto.
360 (xop_phaddudq): Ditto.
361 (xop_phsubbw): Ditto.
362 (xop_phsubwd): Ditto.
363 (xop_phsubdq): Ditto.
365 (rotl<mode>3): Ditto.
366 (rotr<mode>3): Ditto.
367 (xop_rotl<mode>3): Ditto.
368 (xop_rotr<mode>3): Ditto.
369 (vrotr<mode>3): Ditto.
370 (vrotl<mode>3): Ditto.
371 (xop_vrotl<mode>3): Ditto.
372 (vlshr<mode>3): Ditto.
373 (vashr<mode>3): Ditto.
375 (xop_ashl<mode>3): Ditto.
376 (xop_lshl<mode>3): Ditto.
381 (xop_frcz<mode>2): Ditto.
382 (xop_vmfrcz<mode>2): Ditto.
383 (xop_frcz<mode>2256): Ditto.
384 (xop_maskcmp<mode>3): Ditto.
385 (xop_maskcmp_uns<mode>3): Ditto.
386 (xop_maskcmp_uns2<mode>3): Ditto.
387 (xop_pcom_tf<mode>3): Ditto.
389 * doc/invoke.texi (-mxop): Add documentation.
390 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
392 2009-11-03 Mark Mitchell <mark@codesourcery.com>
395 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
396 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
397 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
399 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
402 * arm.md (peephole2 patterns for move and compare): New.
404 2009-11-04 Nick Clifton <nickc@redhat.com>
406 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
407 Make sure that it does not allow CONST_DOUBLEs.
408 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
409 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
410 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
411 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
412 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
413 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
414 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
415 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
416 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
417 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
418 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
419 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
420 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
421 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
422 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
424 2009-11-04 Richard Guenther <rguenther@suse.de>
426 PR tree-optimization/41919
427 * tree-vrp.c (test_for_singularity): Properly compare values.
429 2009-11-04 Revital Eres <eres@il.ibm.com>
431 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
432 Consider peeling for alignment only for stores and remove
433 redundant assignment.
435 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
438 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
439 (m68k_ok_for_sibcall_p): Handle different result return locations.
441 2009-11-04 Richard Guenther <rguenther@suse.de>
443 * c-opts.c (c_common_post_options): Move LTO option processing
445 * opts.c (decode_options): ... here.
447 2009-11-04 Jakub Jelinek <jakub@redhat.com>
449 * c-common.c (fold_offsetof_1): Use %wd instead of
450 HOST_WIDE_INT_PRINT_DEC.
452 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
454 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
457 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
459 * config.gcc (vax-*-linux*): Keep the original contents of
460 tmake_file while adding vax/t-linux.
462 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
466 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
467 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
468 (STACK_CHECK_MOVING_SP): Likewise.
469 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
470 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
471 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
472 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
473 Document PROBE_STACK.
474 * explow.c (anti_adjust_stack_and_probe): New function.
475 (allocate_dynamic_stack_space): Do not directly allocate space if
476 STACK_CHECK_MOVING_SP, instead invoke above function.
477 (emit_stack_probe): Handle probe_stack insn.
478 (PROBE_INTERVAL): New macro.
479 (STACK_GROW_OPTAB): Likewise.
480 (STACK_GROW_OFF): Likewise.
481 (probe_stack_range): Use Pmode and memory_address consistently. Fix
482 loop condition in the small constant case. Rewrite in the general
483 case to be immune to wraparounds. Make sure the address of probes
484 is valid. Try to use [base + disp] addressing mode if possible.
485 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
486 checking is enabled and STACK_CHECK_MOVING_SP.
487 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
488 return 1 for volatile references to the stack pointer.
489 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
490 __builtin_alloca if stack checking is enabled.
491 * unwind-dw2.c (uw_identify_context): Take into account whether the
492 context is that of a signal frame or not.
493 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
494 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
496 2009-11-03 Jakub Jelinek <jakub@redhat.com>
498 PR rtl-optimization/41917
499 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
500 operand isn't known to be 0, return 1.
502 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
504 * config/mips/mips.md: Fix typos.
506 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
508 * doc/invoke.texi: Fix typo.
510 2009-11-03 Paul Brook <paul@codesourcery.com>
512 * config/arm/neon.ml (vectype): Add T_floatSF.
513 (string_of_vectype): Ditto.
514 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
515 (deftypes): Use float for float32_t.
516 * config/arm/arm_neon.h: Regenerate.
518 2009-11-03 Nick Clifton <nickc@redhat.com>
519 Kevin Buettner <kevinb@redhat.com>
521 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
522 order of expected registers.
523 (rx_load_multiple_vector): Likewise.
524 (rx_rtsd_vector): Likewise.
525 * config/rx/rx.c (rx_cpu_type): New variable.
526 (rx_print_operand): Fix bug printing 64-bit constant values.
527 (rx_emit_stack_pushm): Reverse order of pushed registers.
528 (gen_rx_store_vector): Likewise.
529 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
531 (is_exception_func): Rename to is_interrupt_func and only accept
532 "interrupt" as the attribute name.
533 (rx_get_stack_layout): Use new function name.
534 (rx_func_attr_inlinable): Likewise.
535 (rx_attribute_table): Remove "exception".
536 (rx_expand_prologue): If necessary push the accumulator register
537 in the prologue of interrupt functions.
538 (rx_expand_epilogue): If necessary pop the accumulator.
539 (rx_builtins): Add RX_BUILTIN_MVTIPL.
540 (rx_expand_builtin_stz): Remove.
541 (rx_expand_builtin_mvtipl): New function.
542 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
543 (rx_expand_builtin): Likewise.
544 (rx_enable_fpu): New variable.
545 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
546 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
547 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
548 (enum rx_cpu_types): Define.
549 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
550 (INCOMING_FRAME_SP_OFFSET): Define.
551 (ARG_POINTER_CFA_OFFSET): Define.
552 (FRAME_POINTER_CFA_OFFSET): Define.
553 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
554 (ALLOW_RX_FPU_INSNS): Define.
555 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
556 fast_math_flags_set_p.
557 (UNSPEC_BUILTIN_MVTIPL): Define.
558 (revl): Rename to bswapsi2.
559 (bswaphi2): New pattern.
560 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
563 (mvtc): Remove clobber of cc0.
566 * config/rx/rx.opt (mieee): Remove.
571 (msave-acc-in-interrupts): Add.
572 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
573 (MULTILIB_DIRS): Likewise.
574 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
575 * doc/extend.texi: Remove description of "exception" function
577 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
578 -msave-acc-in-interrupts options.
580 2009-11-03 Richard Guenther <rguenther@suse.de>
582 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
584 2009-11-03 Dodji Seketeli <dodji@redhat.com>
587 * c-common.c (fold_offsetof_1): Issue errors when the member designator
588 of the offsetof expression is not legitimate.
590 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
593 names instead of numerical constants.
594 (sse_prologue_save): Ditto.
595 (*sse_prologue_save_insn): Ditto.
597 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
600 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
601 (TARGET_CALL_ESP): New define.
602 * config/i386/i386.c (initial_ix86_tune_features): Initialize
604 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
605 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
606 *call_1, *call_value_pop_1 and *call_value_1. Depend on
608 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
609 New patterns, use "lsm" as operand 1 constraint.
610 * config/i386/predicates.md (call_insn_operand): Depend on
611 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
613 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
615 PR tree-optimization/41857
616 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
617 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
619 * tree-ssa-address.c (move_hint_to_base): New function.
620 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
621 address space associated with TYPE.
622 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
623 most_expensive_mult_to_index. Call move_hint_to_base.
624 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
625 TYPE to addr_to_parts.
627 2009-11-02 Martin Jambor <mjambor@suse.cz>
629 PR tree-optimization/41750
630 * tree-sra.c (analyze_modified_params): Loop over all
631 representatives of components of a parameter.
633 2009-11-02 Jakub Jelinek <jakub@redhat.com>
635 PR tree-optimization/41841
636 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
637 local variables of not yet materialized clones.
640 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
641 for a VOIDmode variable.
644 * c-pragma.c (visstack): Change into vector of ints rather than
645 enum symbol_visibility.
646 (push_visibility): Add kind argument, push default_visibility together
648 (pop_visibility): Add kind argument, return true if successful, fail
649 if visibility stack is empty or if stack top is of different kind.
650 (handle_pragma_visibility): Don't check length of visstack, instead
651 call pop_visibility and issue diagnostics if it failed. Pass 0
652 as last argument to push_visibility and pop_visibility.
653 * c-pragma.h (push_visibility): Add kind argument.
654 (pop_visibility): Likewise. Return bool instead of void.
656 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
658 * tree.def (TARGET_MEM_REF): Update comment.
659 * alias.c (get_alias_set): Retrieve the original memory reference for
660 a TARGET_MEM_REF before proceeding.
662 2009-10-31 Anatoly Sokolov <aesok@post.ru>
664 * config/frv/frv.c (frv_function_value, frv_libcall_value,
665 frv_function_value_regno_p): New functions.
666 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
667 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
668 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
669 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
671 2009-10-31 Anatoly Sokolov <aesok@post.ru>
673 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
674 new 'outgoing' argument.
675 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
676 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
677 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
678 LIBCALL_VALUE): Remove.
679 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
680 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
681 (mh10300_function_value_regno_p): Declare.
683 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
685 * config/arm/cortex-a9.md: New - integer pipeline description.
687 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
689 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
690 aborting if the sizes of the two references don't match.
692 2009-10-31 Toon Moene <toon@moene.org>
694 * ipa-inline.c (cgraph_decide_inlining):
695 Include reason for not inlining called-once functions in dump file.
697 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
699 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
700 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
701 (LINK_SPEC): BE_LINK_SPEC added.
703 2009-10-30 Richard Guenther <rguenther@suse.de>
706 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
708 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
710 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
711 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
714 2009-10-30 Martin Jambor <mjambor@suse.cz>
716 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
718 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
721 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
722 first. Move assert on stack_alignment_estimated just before
723 setting stack_realign_needed.
724 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
725 Don't call update_stack_boundary.
727 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
728 (verride_options): Don't check ix86_force_align_arg_pointer here.
729 (ix86_function_ok_for_sibcall): Use it.
730 (ix86_update_stack_boundary): Likewise.
732 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
734 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
736 * arm.md (QHSI): New mode iterator.
737 (movqi): If generating for thumb, then truncate any immediate to
739 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
741 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
744 2009-10-29 Cary Coutant <ccoutant@google.com>
747 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
748 locations in the source).
749 (store_vcall_insn): New function.
750 (lookup_vcall_insn): New function.
751 (dwarf2out_virtual_call_token): Use store_vcall_insn.
752 (dwarf2out_copy_call_info): New function.
753 (dwarf2out_virtual_call): Use lookup_vcall_insn.
754 * emit-rtl.c (try_split): Call copy_call_info debug hook.
755 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
756 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
757 (debug_nothing_rtx_rtx): New dummy hook.
758 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
759 (xcoff_debug_hooks): Likewise.
760 * sdbout.c (sdb_debug_hooks): Likewise.
761 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
763 2009-10-29 David Daney <ddaney@caviumnetworks.com>
765 * doc/invoke.texi (mmcount-ra-address): Document new command line
767 * config/mips/mips.opt (mmcount-ra-address): New option.
768 * config/mips/mips-protos.h (mips_function_profiler): Declare new
770 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
772 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
773 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
775 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
776 mips_function_profiler.
778 2009-10-29 Steve Ellcey <sje@cup.hp.com>
782 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
783 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
784 * optc-gen.awk (cl_target_option_restore): Include call to
785 targetm.override_options_after_change.
786 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
787 * target.h (override_options_after_change): New.
788 * c-common.c (parse_optimize_options): Call
789 targetm.override_options_after_change.
790 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
791 (ia64_override_options_after_change): New.
792 (ia64_override_options) Add call to above.
794 2009-10-29 Michael Matz <matz@suse.de>
796 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
797 (gate_convert_to_rsqrt): Ditto.
798 (pass_convert_to_rsqrt): Ditto.
799 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
800 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
803 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
805 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
807 * config/arm/arm.c (find_best_start): Fix type of remainder to be
810 2009-10-29 Martin Jambor <mjambor@suse.cz>
812 PR tree-optimization/41775
813 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
814 (generate_subtree_copies): Do not unshare agg.
815 (load_assign_lhs_subreplacements): Do not unshare rhs.
816 (sra_modify_assign): Do not unshare exprs.
817 (propagate_subacesses_accross_link): Renamed to
818 propagate_subaccesses_across_link.
820 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
822 * arm.c (count_insns_for_constant): Rework to support counting for
823 thumb2 immediates as well.
824 (find_best_start): Split out from arm_gen_constant.
825 (arm_gen_constant): Rework to support XOR with immediate.
827 2009-10-29 Chao-ying Fu <fu@mips.com>
829 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
831 (mips_expand_synci_loop): Use the length rtx to control the
832 synci loop from the begin rtx that points to the first byte of
835 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
837 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
839 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
841 * dbxout.c (dbxout_common_check): Accept non public trees.
842 * dwarf2out.c (fortran_common): Accept non public trees.
844 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
846 * common.opt (fuse-linker-plugin): New option.
847 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
849 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
851 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
853 PR rtl-optimization/39715
854 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
855 (gen_cstoresi_ltu_thumb1): New splitter.
857 2009-10-28 Richard Guenther <rguenther@suse.de>
861 * tree-ssa.c (useless_type_conversion_p): Do not treat
862 conversions to pointers to incomplete types as useless.
863 * gimple.c (gimple_types_compatible_p): Compare struct tags,
866 2009-10-28 Jakub Jelinek <jakub@redhat.com>
868 * var-tracking.c (emit_note_insn_var_location): Don't call the second
869 vt_expand_loc unnecessarily when location is not a register nor
873 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
874 fields don't have DECL_NAME.
877 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
878 call convert_memory_address on addr.
881 * config/i386/i386.c (ix86_pic_register_p): Don't call
882 rtx_equal_for_cselib_p for VALUEs discarded as useless.
884 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
886 * var-tracking.c (emit_note_insn_var_location): Get the mode of
887 a variable part from its REG, MEM or VALUE.
889 2009-10-28 Richard Guenther <rguenther@suse.de>
891 * gimple.c (gimple_get_alias_set): Fix comment typo.
893 2009-10-28 Richard Guenther <rguenther@suse.de>
895 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
896 (free_lang_data): Unconditionally compute alias sets for all
897 standard integer types. Bail out if gate bailed out previously.
898 Do not reset the types_compatible_p langhook.
899 (gate_free_lang_data): Remove.
900 (struct pass_ipa_free_lang_data): Enable unconditionally.
901 * gimple.c (gimple_get_alias_set): Use the same alias-set for
904 2009-10-28 Richard Guenther <rguenther@suse.de>
907 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
908 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
909 (call_may_clobber_ref_p_1): Likewise.
910 * tree-ssa-structalias.c (find_func_aliases): Likewise.
911 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
913 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
915 PR rtl-optimization/41812
918 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
920 * df-problems.c (df_md_scratch): New.
921 (df_md_alloc, df_md_free): Allocate/free it.
922 (df_md_local_compute): Only include live registers in init.
923 (df_md_transfer_function): Prune the in-set computed by
924 the confluence function, and the gen-set too.
926 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
928 PR rtl-optimization/39715
929 * combine.c (simplify_comparison): Use extensions to
930 widen comparisons. Try an ANDing first.
932 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
934 PR rtl-optimization/40741
935 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
936 a small constant is cheap.
937 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
938 force_reg on the LHS.
939 (xorsi3): Likewise, and split the XOR if the constant is complex
940 and not in Thumb mode.
942 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
944 * expmed.c (emit_store_flag): Check costs before
945 transforming to the opposite representation.
947 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
949 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
950 cstore result to DImode.
952 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
954 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
955 inside the unspec vector.
957 2009-10-27 Richard Henderson <rth@redhat.com>
959 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
961 2009-10-27 Richard Henderson <rth@redhat.com>
964 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
965 eh_region_may_contain_throw; update users.
966 (eh_region_may_contain_throw): New function.
967 (lower_catch): Check flag_exceptions before creating exception region.
968 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
969 (lower_cleanup): Tidy existing flag_exceptions check to match.
971 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
974 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
975 * config/i386/mingw.opt: Add fset-stack-executable.
976 * config/i386/i386.c (ix86_trampoline_init): Make call to
977 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
978 defined and its value is not zero.
981 2009-10-27 Richard Guenther <rguenther@suse.de>
983 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
984 handle calls to externally visible functions like in regular mode.
985 (create_variable_info_for): Do not create function infos here.
986 (have_alias_info): Remove write-only variable.
987 (solve_constraints): New function split out from common code
988 in compute_points_to_sets and ipa_pta_execute.
989 (compute_points_to_sets): Adjust.
990 (ipa_pta_execute): Likewise. Handle clones and externally visible
991 functions like in non-IPA mode.
993 2009-10-27 Jakub Jelinek <jakub@redhat.com>
996 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
999 2009-10-27 Richard Guenther <rguenther@suse.de>
1001 * tree-complex.c (expand_complex_div_wide): Check for
1002 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1004 2009-10-27 Revital Eres <eres@il.ibm.com>
1006 PR tree-optimization/40648
1007 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1008 Change decision of when to peel for alignment.
1010 2009-10-27 Richard Guenther <rguenther@suse.de>
1013 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1015 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1018 * fold-const.c (fold_binary_loc): Do not call
1019 protected_set_expr_location.
1021 2009-10-27 Wei Guozhi <carrot@google.com>
1024 * target.h (have_conditional_execution): Add a new target hook
1026 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1027 * targhooks.h (default_have_conditional_execution): Likewise.
1028 * targhooks.c (default_have_conditional_execution): Likewise.
1029 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1030 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1031 (arm_have_conditional_execution): New function.
1032 * ifcvt.c (noce_process_if_block, find_if_header,
1033 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1034 macro HAVE_conditional_execution to a target hook call.
1035 * recog.c (peephole2_optimize): Likewise.
1036 * sched-rgn.c (add_branch_dependences): Likewise.
1037 * final.c (asm_insn_count, final_scan_insn): Likewise.
1038 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1040 2009-10-26 Ben Elliston <bje@au.ibm.com>
1041 Michael Meissner <meissner@linux.vnet.ibm.com>
1042 Ulrich Weigand <uweigand@de.ibm.com>
1044 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1045 * config/spu/spu_cache.h: New file.
1047 * config/spu/cachemgr.c: New file.
1048 * config/spu/cache.S: New file.
1050 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1051 (ADDR_SPACE_EA): Define.
1052 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1053 * config/spu/spu.c (EAmode): New macro.
1054 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1055 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1056 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1057 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1058 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1059 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1060 (TARGET_ASM_SELECT_SECTION): Likewise.
1061 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1062 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1063 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1064 (ea_symbol_ref): New function.
1065 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1066 (spu_addr_space_legitimate_address_p): New function.
1067 (spu_addr_space_legitimize_address): Likewise.
1068 (cache_fetch): New global.
1069 (cache_fetch_dirty): Likewise.
1070 (ea_alias_set): Likewise.
1071 (ea_load_store): New function.
1072 (ea_load_store_inline): Likewise.
1073 (expand_ea_mem): Likewise.
1074 (spu_expand_mov): Handle __ea qualified memory references.
1075 (spu_addr_space_pointer_mode): New function.
1076 (spu_addr_space_address_mode): Likewise.
1077 (spu_addr_space_subset_p): Likewise.
1078 (spu_addr_space_convert): Likewise.
1079 (spu_section_type_flags): Handle "._ea" section.
1080 (spu_select_section): New function.
1081 (spu_unique_section): Likewise.
1082 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1083 and __EA64__ predefined macros.
1084 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1085 -matomic-updates switches.
1087 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1088 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1089 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1090 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1091 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1092 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1093 $(T)cache128k.o): Likewise.
1094 ($(T)libgcc_%.a): Likewise.
1096 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1097 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1098 (-maddress-space-conversion): Likewise.
1099 (-mcache-size=): Likewise.
1100 (-matomic-updates): Likewise.
1101 * doc/invoke.texi (-mea32/-mea64): Document.
1102 (-maddress-space-conversion): Likewise.
1103 (-mcache-size=): Likewise.
1104 (-matomic-updates): Likewise.
1106 2009-10-26 Ben Elliston <bje@au.ibm.com>
1107 Michael Meissner <meissner@linux.vnet.ibm.com>
1108 Ulrich Weigand <uweigand@de.ibm.com>
1110 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1112 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1113 defined, add the named address space keywords.
1114 (c_addr_space_name): New function.
1115 (complete_array_type): Preserve named address space.
1116 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1117 instead of targetm.valid_pointer_mode.
1119 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1120 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1121 (ADDR_SPACE_KEYWORD): New macro.
1122 (c_addr_space_name): Add prototype.
1124 * c-tree.h (struct c_declspecs): Add address_space member.
1125 (declspecs_add_addrspace): Add prototype.
1127 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1129 * c-parser.c (c_parse_init): Add assertion.
1130 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1131 (c_lex_one_token): Handle address space keywords.
1132 (c_token_starts_typename): Likewise.
1133 (c_token_starts_declspecs): Likewise.
1134 (c_parser_declspecs): Likewise.
1135 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1136 literal within function qualified with named address space.
1138 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1139 address space qualifiers.
1140 (shadow_tag_warned): Warn about useless address space qualifiers.
1141 (quals_from_declspecs): Handle address space qualifiers.
1142 (grokdeclarator): Likewise.
1143 (build_null_declspecs): Likewise.
1144 (declspecs_add_addrspace): New function.
1146 * c-typeck.c (addr_space_superset): New function.
1147 (qualify_type): Handle named address spaces.
1148 (composite_type): Likewise.
1149 (common_pointer_type): Likewise.
1150 (comp_target_types): Likewise.
1151 (build_conditional_expr): Likewise.
1152 (handle_warn_cast_qual): Likewise.
1153 (build_c_cast): Likewise.
1154 (convert_for_assignment): Likewise.
1155 (build_binary_op): Likewise.
1156 (pointer_diff): Handle named address spaces. Use intermediate
1157 integer type of sufficient size if required.
1159 2009-10-26 Ben Elliston <bje@au.ibm.com>
1160 Michael Meissner <meissner@linux.vnet.ibm.com>
1161 Ulrich Weigand <uweigand@de.ibm.com>
1163 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1164 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1165 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1167 * target.h (struct target_def): Add pointer_mode, address_mode,
1168 and valid_pointer_mode to addr_space substructure.
1169 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1170 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1171 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1172 (TARGET_ADDR_SPACE_HOOKS): Add them.
1173 * targhooks.c (target_default_pointer_address_modes_p): New function.
1174 * target.h (target_default_pointer_address_modes_p): Add prototype.
1175 * targhooks.c (default_addr_space_pointer_mode): New function.
1176 (default_addr_space_address_mode): Likewise.
1177 (default_addr_space_valid_pointer_mode): Likewise.
1178 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1179 (default_addr_space_address_mode): Likewise.
1180 (default_addr_space_valid_pointer_mode): Likewise.
1181 * output.h (default_valid_pointer_mode): Move to ...
1182 * targhooks.h (default_valid_pointer_mode): ... here.
1183 * varasm.c (default_valid_pointer_mode): Move to ...
1184 * targhooks.c (default_valid_pointer_mode): ... here.
1186 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1187 instead of targetm.valid_pointer_mode.
1189 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1190 * tree.c (integer_pow2p): Likewise.
1191 (tree_log2): Likewise.
1192 (tree_floor_log2): Likewise.
1193 (signed_or_unsigned_type_for): Support pointer type of different size.
1194 (int_or_pointer_precision): New function.
1195 * tree.h (int_or_pointer_precision): Add prototype.
1196 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1197 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1198 incoming pointer type instead of POINTER_SIZE.
1200 * tree.c (build_pointer_type): Use appropriate pointer mode
1201 instead of ptr_mode.
1202 (build_reference_type): Likewise.
1203 * expr.c (store_expr): Likewise.
1204 (expand_expr_addr_expr): Likewise.
1205 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1206 * cfgexpand.c (expand_debug_expr): Likewise.
1208 * auto-inc-dec.c: Include "target.h".
1209 (try_merge): Use appropriate address mode instead of Pmode.
1210 (find_inc): Likewise.
1211 * combine.c (find_split_point): Likewise.
1212 * cselib.c (cselib_record_sets): Likewise.
1213 * dse.c (replace_inc_dec): Likewise.
1214 (canon_address): Likewise.
1215 * var-tracking.c (replace_expr_with_values): Likewise.
1216 (count_uses): Likewise.
1217 (add_uses): Likewise.
1218 (add_stores): Likewise.
1219 * emit-rtl.c: Include "target.h".
1220 (adjust_address_1): Use appropriate address mode instead of Pmode.
1221 (offset_address): Likewise.
1222 * explow.c (break_out_memory_refs): Likewise.
1223 (memory_address_addr_space): Likewise.
1224 (promote_mode): Likewise.
1225 * expr.c (move_by_pieces): Likewise.
1226 (emit_block_move_via_loop): Likewise.
1227 (store_by_pieces): Likewise.
1228 (store_by_pieces_1): Likewise.
1229 (expand_assignment): Likewise.
1230 (store_constructor): Likewise.
1231 (expand_expr_addr_expr): Likewise.
1232 (expand_expr_real_1): Likewise.
1233 * cfgexpand.c (expand_debug_expr): Likewise.
1234 * ifcvt.c (noce_try_cmove_arith): Likewise.
1235 * regcprop.c (kill_autoinc_value): Likewise.
1236 * regmove.c (try_auto_increment): Likewise.
1237 * reload.c (find_reloads): Likewise.
1238 (find_reloads_address): Likewise.
1239 (find_reloads_address_1): Likewise.
1240 * sched-deps.c: Include "target.h".
1241 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1242 (sched_analyze_2): Likewise.
1243 * sel-sched-dump.c: Include "target.h".
1244 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1245 * stor-layout.c (layout_type): Likewise.
1246 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1247 (multiplier_allowed_in_address_p): Likewise.
1248 (get_address_cost): Likewise.
1249 * varasm.c (make_decl_rtl): Likewise.
1251 * expr.c (expand_assignment): Always convert offsets to appropriate
1253 (store_expr): Likewise.
1254 (store_constructor): Likewise.
1255 (expand_expr_real_1): Likewise.
1257 * reload.h (form_sum): Add MODE argument.
1258 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1259 Update recursive calls.
1260 (subst_indexed_address): Update calls to form_sum.
1262 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1263 * tree-ssa-address.c: Include "target.h".
1264 (templates): Replace by ...
1265 (mem_addr_template_list): ... this new vector.
1266 (TEMPL_IDX): Handle address space numbers.
1267 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1268 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1269 instead of global cache. Update call to gen_addr_rtx.
1270 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1271 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1273 * rtl.h (convert_memory_address_addr_space): Add prototype.
1274 (convert_memory_address): Define as macro.
1275 * explow.c (convert_memory_address): Rename to ...
1276 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1277 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1278 Update recursive calls.
1279 (memory_address_addr_space): Call convert_memory_address_addr_space.
1280 * expmed.c (make_tree): Likewise.
1281 * expr.c (expand_assignment): Likewise.
1282 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1283 (expand_expr_addr_expr): Likewise. Also, update call.
1285 * alias.c (find_base_value): Guard pointer size optimizations.
1286 (find_base_term): Likewise.
1287 * rtlanal.c (nonzero_bits1): Likewise.
1288 (num_sign_bit_copies1): Likewise.
1289 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1291 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1292 (emit-rtl.o): Likewise.
1293 (auto-inc-dec.o): Likewise.
1294 (sched-deps.o): Likewise.
1296 2009-10-26 Ben Elliston <bje@au.ibm.com>
1297 Michael Meissner <meissner@linux.vnet.ibm.com>
1298 Ulrich Weigand <uweigand@de.ibm.com>
1300 * doc/extend.texi (Named Address Spaces): New section.
1301 * coretypes.h (addr_space_t): New type.
1302 (ADDR_SPACE_GENERIC): New define.
1303 (ADDR_SPACE_GENERIC_P): New macro.
1305 * doc/tm.texi (Named Address Spaces): New section.
1306 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1307 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1308 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1309 (TARGET_ADDR_SPACE_CONVERT): Document.
1310 * target.h (struct gcc_target): Add addr_space substructure.
1311 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1312 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1313 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1314 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1315 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1316 (TARGET_INITIALIZER): Initialize addr_space hooks.
1317 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1318 (default_addr_space_legitimize_address): Likewise.
1319 (default_addr_space_subset_p): Likewise.
1320 (default_addr_space_convert): Likewise.
1321 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1322 (default_addr_space_legitimize_address): Likewise.
1323 (default_addr_space_subset_p): Likewise.
1324 (default_addr_space_convert): Likewise.
1326 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1327 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1328 (MEM_ADDR_SPACE): New macro.
1329 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1330 address space memory attribute.
1331 (mem_attrs_htab_hash): Handle address space memory attribute.
1332 (mem_attrs_htab_eq): Likewise.
1333 (set_mem_attributes_minus_bitpos): Likewise.
1334 (set_mem_alias_set): Likewise.
1335 (set_mem_align): Likewise.
1336 (set_mem_expr): Likewise.
1337 (set_mem_offset): Likewise.
1338 (set_mem_size): Likewise.
1339 (adjust_address_1): Likewise.
1340 (offset_address): Likewise.
1341 (widen_memoy_address): Likewise.
1342 (get_spill_slot_decl): Likewise.
1343 (set_mem_attrs_for_spill): Likewise.
1344 (set_mem_addr_space): New function.
1345 * emit-rtl.h (set_mem_addr_space): Add prototype.
1346 * print-rtl.c (print_rtx): Print address space memory attribute.
1347 * expr.c (expand_assignment): Set address space memory attribute
1348 of generated MEM RTXes as appropriate.
1349 (expand_expr_real_1): Likewise.
1350 * cfgexpand.c (expand_debug_expr): Likewise.
1351 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1353 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1354 size of "spare" bitfield.
1355 (TYPE_ADDR_SPACE): New macro.
1356 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1357 (DECODE_QUAL_ADDR_SPACE): Likewise.
1358 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1359 (KEEP_QUAL_ADDR_SPACE): Likewise.
1360 (TYPE_QUALS): Encode type address space.
1361 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1362 * tree.c (set_type_quals): Set type address space.
1363 (build_array_type): Inherit array address space from element type.
1364 * print-tree.c (print_node_brief): Print type address space.
1365 (print_node): Likewise.
1366 * tree-pretty-print.c (dump_generic_node): Likewise.
1368 * explow.c (memory_address): Rename to ...
1369 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1370 Use address-space aware variants of memory address routines.
1371 * recog.c (memory_address_p): Rename to ...
1372 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1373 Use address-space aware variants of memory address routines.
1374 (offsettable_address_p): Rename to ...
1375 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1376 Use address-space aware variants of memory address routines.
1377 * reload.c (strict_memory_address_p): Rename to ...
1378 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1379 Use address-space aware variants of memory address routines.
1380 (maybe_memory_address_p): Rename to ...
1381 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1382 Use address-space aware variants of memory address routines.
1383 * expr.h (memory_address_addr_space): Add prototype.
1384 (memory_address): Define as macro.
1385 * recog.h (memory_address_addr_space_p): Add prototype.
1386 (memory_address_p): Define as macro.
1387 (offsettable_address_addr_space_p): Add prototype.
1388 (offsettable_address_p): Define as macro.
1389 (strict_memory_address_addr_space_p): Add prototype.
1390 (strict_memory_address_p): Define as macro.
1392 * combine.c (find_split_point): Use address-space aware variants
1393 of memory address routines.
1394 * emit-rtl.c (operand_subword): Likewise.
1395 (change_address_1): Likewise.
1396 (adjust_address_1): Likewise.
1397 (offset_address): Likewise.
1398 * expr.c (emit_move_insn): Likewise.
1399 (expand_assignment): Likewise.
1400 (expand_expr_real_1): Likewise.
1401 * recog.c (verify_changes): Likewise.
1402 (general_operand): Likewise.
1403 (offsettable_memref_p): Likewise.
1404 (offsettable_nonstrict_memref_p): Likewise.
1405 (constrain_operands): Likewise.
1406 * reload.c (get_secondary_mem): Likewise.
1407 (find_reloads_toplev): Likewise.
1408 (find_reloads_address): Likewise.
1409 (find_reloads_subreg_address): Likewise.
1410 * reload1.c (reload): Likewise.
1411 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1412 * rtl.h (address_cost): Add ADDRSPACE argument.
1413 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1414 aware variant of memory address routines.
1415 * loop-invariant.c (create_new_invariant): Update address_cost call.
1416 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1417 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1418 Use address-space aware variant of memory address routines.
1419 (propagate_rtx_1): Update call to should_replace_address.
1420 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1422 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1423 ADDRSPACE argument. Use per-address-space instead of global cache.
1424 Use address-space aware variant of memory address routines.
1425 (get_address_cost): Likewise.
1426 (get_computation_cost_at): Update calls.
1427 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1428 Use address-space aware variant of memory address routines.
1429 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1430 (most_expensive_mult_to_index): Update call to
1431 multiplier_allowed_in_address_p.
1433 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1434 attribute to indicate named address spaces.
1436 * varasm.c (get_variable_section): DECLs in named address spaces
1439 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1440 for addresses in a non-generic address space.
1442 * expr.c (emit_block_move_hints): Do not use libcalls for
1443 memory in non-generic address spaces.
1444 (clear_storage_hints): Likewise.
1445 (expand_assignment): Likewise.
1447 * fold-const.c (operand_equal_p): Expressions refering to different
1448 address spaces are not equivalent.
1450 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1451 spaces are not equivalent.
1452 (rtx_equal_p): Likewise.
1453 * cse.c (exp_equiv_p): Likewise.
1454 * jump.c (rtx_renumbered_equal_p): Likewise.
1455 * reload.c (operands_match_p): Likewise.
1457 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1458 address spaces may alias.
1459 (true_dependence): Likewise.
1460 (canon_true_dependence): Likewise.
1461 (write_dependence_p): Likewise.
1463 * dse.c (canon_address): Handle named address spaces.
1464 * ifcvt.c (noce_try_cmove_arith): Likewise.
1466 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1467 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1468 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1469 to handle conversions between different address spaces.
1470 * fold-const.c (fold_convert_loc): Likewise.
1471 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1472 * tree-pretty-print.c (dump_generic_node): Likewise.
1473 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1474 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1475 * tree-inline.c (estimate_operator_cost): Likewise.
1476 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1477 to different address spaces are not useless.
1479 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1482 * cfgcleanup.c (trivially_empty_bb_p): New function.
1483 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1486 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1487 add_name_and_src_coords_attributes, gen_namespace_die,
1488 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1490 2009-10-26 Nick Clifton <nickc@redhat.com>
1492 * config.gcc: Add support for RX target.
1493 * config/rx: New directory.
1494 * config/rx/constraints.md: New file.
1495 * config/rx/predicates.md: New file.
1496 * config/rx/rx.c: New file.
1497 * config/rx/rx.h: New file.
1498 * config/rx/rx.md: New file.
1499 * config/rx/rx.opt: New file.
1500 * config/rx/rx-protos.h: New file.
1501 * config/rx/t-rx: New file.
1502 * doc/extend.texi: Document RX function attributes.
1503 * doc/invoke.texi: Document RX specific command line options.
1504 * doc/contrib.texi: Document RX contribution.
1505 * doc/md.texi: Document RX constraints.
1506 * doc/install.texi: Document RX support.
1508 2009-10-26 Michael Matz <matz@suse.de>
1510 PR tree-optimization/41783
1511 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1512 case for simple diamonds.
1513 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1514 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1515 argument, use alias oracle to skip some vdefs.
1516 (phi_translate_1): Change call to above, don't allocate new
1517 value ids if they can stay the same.
1518 (compute_avail): Allow vuse walking when looking up references.
1520 2009-10-26 Richard Guenther <rguenther@suse.de>
1522 PR tree-optimization/41826
1523 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1524 access to re-allocated vector fields.
1526 2009-10-26 Richard Guenther <rguenther@suse.de>
1528 * graphite-sese-to-poly.c (check_poly_representation): Fix
1529 compile without checking.
1531 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1534 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1535 * gimplify.c (tree_should_carry_location_p,
1536 tree_annotate_one_with_location,tree_annotate_all_with_location):
1537 Remove obsolete functions.
1539 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1542 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1544 2009-10-25 Richard Guenther <rguenther@suse.de>
1546 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1547 Stream DECL_RESTRICTED_P.
1548 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1550 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1552 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1553 a note when expanding to nothing.
1555 2009-10-25 Richard Guenther <rguenther@suse.de>
1558 * tree.c (find_decls_types_r): Deal with Java overloading
1559 BINFO_VIRTUALS for its own purpose.
1561 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1563 * config/mips/predicates.md (hilo_operand): New predicate.
1564 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1565 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1566 splitter part from here ...:
1567 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1568 op0 and op4 to match the DINS case.
1569 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1571 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1574 * avr.md (QIDI): Add new mode iterator.
1575 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1576 patterns for all QI thru DI modes combinations.
1577 (sbrx_and_branch<mode>): Create new and based bit test and jump
1578 patterns for QI thru SI modes.
1579 avr.c (avr_out_sbxx_branch): Use only bit number.
1581 2009-10-24 Jan Hubicka <jh@suse.cz>
1583 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1585 (analyze_function): When analyzing noreturn nothrow call, do not
1586 compute written stats; free bitmaps of vars early if possible.
1587 (generate_summary): Only update bitmaps if computed.
1588 (propagate): Only dump bitmaps if computed.
1589 (ipa_reference_read_summary): Fix pasto.
1591 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1593 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1594 (aliasing_component_refs_p): ...this. Return true if there is no
1595 common base and the base access types have the same alias set.
1596 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1597 (indirect_refs_may_alias_p): Likewise.
1599 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1602 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1603 a C_MAYBE_CONST_EXPR.
1605 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1608 * config/rs6000/rs6000.c (struct machine_function): Add
1609 vsx_or_altivec_used_p to record if vector types are used.
1610 (rs6000_expand_to_rtl_hook): Rename from
1611 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1612 any vector operations, so if there are, we can set VRSAVE to
1613 non-zero when only floating point vector registers are used.
1614 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1615 (rs6000_check_vector_mode): Inner function to check if vector
1616 types are used in the code.
1617 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1618 vector instructions are used.
1620 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1621 Indicate that VSX registers which overlap floating point
1622 registers, can't be used across a call, since the ABI only states
1623 the scalar part of the register will be saved and restored.
1625 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1628 * alias.c (get_alias_set): Call langhook before returning 0 for
1629 types with structural equality.
1630 * c-common.c (c_common_get_alias_set): Use alias set of element
1631 type for arrays with structural comparison.
1633 2009-10-23 Richard Guenther <rguenther@suse.de>
1636 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1637 gimple_call_nothrow_p.
1639 2009-10-23 Richard Guenther <rguenther@suse.de>
1641 PR tree-optimization/41778
1642 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1643 redundancy along a path in the CFG we want to optimize for speed
1644 is going to be removed.
1645 (execute_pre): Do partial-PRE only if the function is to be
1646 optimized for speed.
1647 (gate_pre): Do not turn off all of PRE when not optimizing a
1650 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1652 * builtins.c (fold_builtin_cabs): Use validate_arg().
1653 (fold_builtin_cexp): Fix if-logic.
1654 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1656 2009-10-22 Jeff Law <law@redhat.com>
1658 * ira-lives.c (process_single_reg_class_operands): Update the
1659 hard reg costs for all the hard registers desired by the
1660 single reg class operand.
1662 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1664 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1665 for rtxes that aren't handled specially.
1667 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1669 * rtl.h (shallow_copy_rtvec): Declare.
1670 * rtl.c (shallow_copy_rtvec): New function.
1671 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1672 rtx field if the subrtx has changed.
1674 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1676 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1677 (m32c_function_value): Make static, add new 'outgoing' argument.
1678 (m32c_libcall_value): Make static, add new 'fun' argument.
1679 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1680 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1681 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1682 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1683 (m32c_function_value, m32c_libcall_value): Delete declaration.
1685 2009-10-22 Diego Novillo <dnovillo@google.com>
1687 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1689 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1691 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1694 2009-10-22 Richard Guenther <rguenther@suse.de>
1696 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1697 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1698 (lto_symtab_merge): Do not merge cgraph nodes here.
1699 (lto_symtab_resolve_can_prevail_p): Simplify.
1700 (lto_symtab_resolve_symbols): Store cgraph node.
1701 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1702 functions from the symtab.
1703 (lto_symtab_merge_cgraph_nodes_1): New function.
1704 (lto_symtab_merge_cgraph_nodes): Likewise.
1706 2009-10-22 Richard Guenther <rguenther@suse.de>
1709 * lto-streamer-out.c (lto_output_location): Stream the
1711 * lto-streamer-in.c (lto_input_location): Likewise.
1713 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1715 * cfgloopmanip.c (duplicate_subloops): Export.
1716 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1717 (transform_to_exit_first_loop): Duplicate bbs starting from
1718 header up to loop->latch instead of exit->src.
1719 Initialize control variable to the correct number of iterations.
1720 (gather_scalar_reductions): Do not register double reductions.
1721 (parallelize_loops): Dump which loop is tested.
1722 Indicate whether the parallelized loop is inner or not.
1723 Remove the innermost-loop requirement.
1724 * cfgloop.h (duplicate_subloops): Export.
1725 * tree-cfg.c (add_phi_args_after_redirect): New function.
1726 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1727 Call duplicate_subloops.
1728 Update number of iterations at the exit condition.
1729 Don't redirect nexits always to the loop exit.
1730 Redirect copied edges from latch to the loop exit.
1732 2009-10-22 Jan Hubicka <jh@suse.cz>
1734 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1736 * ipa-inline.c (cgraph_mark_inline_edge,
1737 cgraph_decide_inlining_of_small_function,
1738 cgraph_decide_inlining, inline_read_summary): Disable indirect
1739 inlining for WPA for time being.
1741 PR tree-optimize/40556
1742 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1744 2009-10-22 Richard Guenther <rguenther@suse.de>
1746 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1747 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1749 2009-10-22 Jan Hubicka <jh@suse.cz>
1752 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1754 (check_call): Handle only indirect calls.
1755 (propagate_bits): Update comment.
1756 (write_node_summary_p): Turn bogus check to assert.
1757 (ipa_reference_write_summary): Stream calls_read_all properly.
1758 (ipa_reference_read_summary): Stream in calls_read_all properly.
1759 (read_write_all_from_decl): New function.
1760 (propagate): Handle OVERWRITABLE nodes and external calls here.
1761 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1763 (analyze_function): Do not check visibility here.
1764 (add_new_function): We summary OVERWRITABLE too.
1765 (generate_summary): Stream OVERWRITABLE nodes too.
1766 (propagate): Handle external calls and OVERWRITABLE nodes here.
1767 (local_pure_const): Check visibility here.
1769 2009-10-22 Jan Hubicka <jh@suse.cz>
1771 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1772 (pass_ipa_cp): Register them.
1773 (ipcp_init_stage): Analyze all functions for whopr/lto.
1774 (ipcp_propagate_stage): Skip external calls.
1775 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1776 * ipa-reference.c (write_node_summary_p): Fix thinko about
1778 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1779 when in ltrans, skip executing of ipa passes since everything
1780 should've been done.
1781 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1782 (inline_generate_summary): Likewise.
1783 (inline_read_summary): New function.
1784 (inline_write_summary): New function.
1785 (pass_ipa_inline): Register new hooks.
1786 * ipa-prop.c: Inlcude lto-streamer.h
1787 (ipa_edge_args_vector): Update declaration.
1788 (ipa_count_arguments, ipa_compute_jump_functions,
1789 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1790 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1791 ipa_read_node_info): New static functions.
1792 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1793 (duplicate_array): Use xmalloc.
1794 (duplicate_ggc_array): New.
1795 (ipa_edge_duplication_hook): Use it.
1796 (ipa_update_after_lto_read): New function.
1797 * ipa-prop.h (ipa_prop_write_jump_functions,
1798 ipa_prop_read_jump_functions): Declare.
1799 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1800 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1801 (ipa_edge_args_vector): Move into GGC.
1802 (ipa_check_create_edge_args): Update.
1803 (ipa_update_after_lto_read): New.
1804 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1806 (ipa_read_summaries): When in ltrans, so not read summaries.
1807 * lto-streamer.c (lto_get_section_name): Add
1808 LTO_section_jump_functions.
1809 * lto-streamer.h (LTO_section_jump_functions): New section.
1810 (produce_asm): Declare.
1811 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1812 * lto-streamer-out.c (produce_asm): Export.
1813 * lto-streamer-in.c: Include tree-pass.h
1814 (input_function): Free dominance info when done.
1815 (lto_read_body): Push ipa_inline in ltrans stage.
1816 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1817 * Makefile.in (GTFILES): Add ipa-prop.h
1819 2009-10-22 Matthias Klose <doko@ubuntu.com>
1821 * doc/install.texi: Document --enable-browser-plugin.
1823 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1825 * doc/invoke.texi (fira-loop-pressure): Update default value.
1826 * opts.c (decode_options): Remove default value setting for
1827 flag_ira_loop_pressure.
1828 * config/ia64/ia64.c (ia64_override_options): Set
1829 flag_ira_loop_pressure up for -O3.
1830 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1832 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1834 PR tree-optimization/41497
1835 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1836 chrec_dont_know if the evolution function returned by follow_ssa_edge
1837 is constant in the analyzed loop and is not compatible with the
1838 initial value before the loop.
1839 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1841 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1843 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1845 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1848 * doc/invoke.texi: Document -print-multi-os-directory.
1850 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1853 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1854 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1855 when darwin_emit_unwind_label is used.
1857 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1859 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1862 2009-10-20 Richard Henderson <rth@redhat.com>
1864 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1865 before emit_post_landing_pad.
1867 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1869 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1870 Use when calling rtx_costs.
1871 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1872 global optimize_size. Pass speed to mips_binary_cost.
1874 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1876 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1879 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1881 * rtl.h (simplify_replace_fn_rtx): Declare.
1882 (wrap_constant, unwrap_constant): Delete.
1883 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1884 (expand_debug_expr): Don't call wrap_constant.
1885 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1886 (auto_adjust_pair): Fold into...
1887 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1888 Just return a new value.
1889 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1890 otherwise use simplify_replace_rtx.
1891 * cselib.c (wrap_constant): Reinstate old definition.
1892 (cselib_expand_value_rtx_1): Don't wrap constants.
1893 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1894 simplify_replace_rtx.
1895 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1896 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1897 Use simplify_replace_rtx.
1898 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1900 (simplify_replace_rtx): ...here. Turn into a wrapper for
1901 simplify_replace_fn_rtx.
1902 (simplify_unary_operation): Don't unwrap CONSTs.
1903 * var-tracking.c (check_wrap_constant): Delete.
1904 (vt_expand_loc_callback): Don't call it.
1905 (vt_expand_loc): Likewise.
1907 2009-10-20 Pascal Obry <obry@adacore.com>
1908 Eric Botcazou <ebotcazou@adacore.com>
1910 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1912 2009-10-20 Michael Matz <matz@suse.de>
1914 * loop-invariant.c (create_new_invariant): Use different magic number.
1916 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1919 * arm.c (arm_override_options): Forcibly disable hot/cold block
1922 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1925 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1928 2009-10-20 Richard Guenther <rguenther@suse.de>
1930 * ggc-page.c: Include cfgloop.h.
1931 (struct max_alignment): Drop long double, add void *.
1932 (extra_order_size_table): Add low non-power-of-two multiples
1933 of MAX_ALIGNMENT. Drop small type-based entries, add
1934 tree_type, cgraph_node and loop.
1935 * alloc-pool.c (struct allocation_object_def): Drop long double
1938 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1941 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1942 referenced just in DEBUG_INSNs.
1944 2009-10-20 Richard Guenther <rguenther@suse.de>
1947 * gimple.c (gimple_register_type): Make sure we register
1948 the types main variant first.
1950 2009-10-20 Richard Guenther <rguenther@suse.de>
1952 * gimple.c (gimple_types_compatible_p): Simplify. Move
1953 cheap checks before hashtable queries. Add checks for
1954 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1956 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1958 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1959 without size or with size that can't be represented as a host integer.
1961 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1963 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1964 the removal of a debug stmt as a significant change.
1966 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1968 * config/s390/s390.md: Added agen condition to operand
1969 forwarding bypasses. Added bypass for early address generation
1970 use of int results. Updated comments.
1972 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1974 * config/i386/i386.c: Remove signal.h #include.
1976 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1978 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1979 * doc/rtl.texi: Document ss_abs.
1981 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1983 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1984 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1985 instead of C_LEX_RAW_STRINGS.
1986 (lex_string): Handle CPP_UTF8STRING.
1987 * c-parser.c (c_parser_postfix_expression): Likewise.
1988 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1989 (C_LEX_STRING_NO_JOIN): ... this.
1991 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1993 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1994 cris_function_value_regno_p): New functions.
1995 (cris_promote_function_mode): Update comment.
1996 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1997 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1998 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1999 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2001 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2003 * unwind-dw2.c (execute_stack_op): Fix operand order for
2004 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2006 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2008 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2009 (lower_stmt) <GIMPLE_BIND>: Add comment.
2010 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2012 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2013 Otherwise lower it and set cannot_fallthru to true.
2014 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2015 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2016 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2017 to true for a noreturn call. Do not remove statements.
2018 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2019 Set cannot_fallthru to false on function exit.
2020 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2021 <GIMPLE_ASSIGN>: Remove.
2023 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2025 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2027 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2029 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2030 next/prev_active_insn to skip DEBUG_INSNs as well.
2032 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2034 * config/arm/arm.c (output_move_neon): Use DImode in call to
2037 2009-10-19 Matthias Klose <doko@ubuntu.com>
2040 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2042 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2044 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2046 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2049 * optabs.c (expand_binop): Make mode of shift count expression mode
2050 of shift count not target.
2053 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2055 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2056 case. Force using values to replace references within the statement.
2057 (convert_local_reference_stmt): Likewise.
2059 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2061 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2062 remove a subsequent GOTO or RETURN statement.
2064 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2066 * config/avr.md (*movqi): Add zero as equally preferable constraint
2067 as general register.
2070 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2072 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2074 2009-10-17 Richard Guenther <rguenther@suse.de>
2076 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2078 2009-10-17 Richard Guenther <rguenther@suse.de>
2080 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2081 operands in COMPONENT_REFs.
2083 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2085 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2086 if not defined. Change type of second argument to const_rtx.
2087 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2089 * targhooks.h (default_libcall_value): Update prototype.
2090 * target.h (struct gcc_target): Change type of second argument of
2091 libcall_value to const_rtx.
2092 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2094 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2095 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2097 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2100 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2101 * cgraphunit.c (cgraph_optimize): Call it.
2102 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2103 (dwarf2out_assembly_start): ... here. New hook.
2104 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2105 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2107 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2108 * sdbout.c (sdb_debug_hooks): Likewise.
2109 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2110 (vmsdbgout_assembly_start): New hook.
2112 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2114 * rtl.h (RTL_LOCATION): Fix typo.
2116 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2118 * print-rtl.c (print_rtx): Print locators in asm_operands
2121 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2124 * sched-deps.c (depl_on_debug_p): New.
2125 (attach_dep_link): Reject debug deps before nondebug deps.
2126 (add_to_deps_list): Insert debug deps after nondebug deps.
2127 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2129 (sd_add_dep): Do not reject debug deps.
2130 (add_insn_mem_dependence): Don't count debug deps.
2131 (remove_from_deps): Likewise.
2132 (sched_analyze_2): Set up mem deps on debug insns.
2133 (sched_analyze_insn): Record reg uses for deps on debug insns.
2134 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2135 try_ready nondebug insn after debug insn.
2136 * ddg.c (create_ddg_dep_from_intra_loop_link,
2137 create_ddg_dep_no_link): Don't reject debug deps.
2139 2009-10-16 Richard Guenther <rguenther@suse.de>
2141 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2142 (maybe_merge_incomplete_and_complete_type): Likewise.
2143 (lto_symtab_merge): Do not call them. Do not warn for
2144 complete vs. incomplete compatible types.
2145 (lto_symtab_merge_decls_2): Simplify.
2146 * gimple.c (gimple_force_type_merge): Remove.
2147 (gimple_types_compatible_p): Make it static.
2148 * gimple.h (gimple_force_type_merge): Remove.
2149 (gimple_types_compatible_p): Likewise.
2151 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2153 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2154 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2156 2009-10-16 Richard Guenther <rguenther@suse.de>
2158 PR tree-optimization/41728
2159 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2160 if fold_stmt did anything.
2162 2009-10-16 Richard Guenther <rguenther@suse.de>
2165 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2166 (maybe_fixup_handled_component): New function.
2167 (input_gimple_stmt): Fixup mismatched decl replacements.
2169 2009-10-16 Richard Guenther <rguenther@suse.de>
2172 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2173 the same as VAR_DECL.
2175 2009-10-16 Richard Guenther <rguenther@suse.de>
2177 * gimple.c (iterative_hash_gimple_type): For integer types
2178 also hash their minimum and maximum values and the string flag.
2179 For array types hash their domain and the string flag.
2181 2009-10-16 Richard Guenther <rguenther@suse.de>
2183 * gimple.c (gimple_types_compatible_p): Restrict completing
2184 types to record or unions. Simplify completion.
2185 Do not merge records or unions with different
2186 TYPE_STRUCTURAL_EQUALITY_P tag.
2187 (iterative_hash_gimple_type): Restrict non-recursing into
2188 pointer targets for records and unions.
2190 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2193 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2194 * dwarf2out.c (mem_loc_descriptor): Don't handle
2195 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2196 punt if it is not lowpart subreg or if inner mode isn't
2199 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2201 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2202 investigating previous or next insns.
2204 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2206 * tree-sra.c (build_ref_for_offset_1): Update comment.
2208 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2210 * config/s390/s390.md (atype): Added missing values.
2212 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2215 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2216 (casesi64p): Update pattern to reflect above.
2218 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2220 PR rtl-optimization/41697
2221 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2223 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2226 * config/rs6000/predicates.md: Update copyright year.
2227 * config/rs6000/altivec.md: Ditto.
2229 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2230 (MD_INCLUDES): Add a2.md.
2232 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2233 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2234 (builtin_classify): New static vector to classify various builtins
2235 to get the tree attributes correct.
2236 (def_builtin): Set the attributes of builtins based on what the
2237 builtin does (i.e. memory operation, floating point, saturation
2238 need special attributes, others are pure functions).
2240 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2242 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2243 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2244 RS6000_BUILTIN_COUNT.
2245 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2246 MAX_RS6000_BUILTINS.
2248 * config/rs6000/rs6000-builtin.def: New file that combines the
2249 builtin enumeration name and attributes.
2251 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2253 * config/i386/linux.h (ASM_SPEC): Add --32.
2255 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2257 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2258 and DW_TAG_template_alias.
2259 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2260 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2261 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2262 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2263 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2264 and DW_AT_GNU_odr_signature.
2265 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2266 DW_FORM_flag_present and DW_FORM_ref_sig8.
2267 (output_signature): Only print name on the first byte.
2268 (output_die): Likewise for dw_val_class_data8.
2270 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2272 * doc/invoke.texi: Clarify that most optimizations are not enabled
2275 2009-10-15 Richard Guenther <rguenther@suse.de>
2278 * gimple.c (compare_type_names_p): Handle anonymous names
2279 differently based on new mode argument.
2280 (gimple_types_compatible_p): For structs also compare the tags.
2281 (iterative_hash_type_name): Rename to ...
2282 (iterative_hash_name): ... this. Hash all names.
2283 (iterative_hash_gimple_type): Fix hashing the struct tag of
2284 pointer targets. Hash field decl names.
2286 2009-10-15 Richard Guenther <rguenther@suse.de>
2289 * gimple.c (gimple_get_alias_set): Avoid recursing on
2290 invalid type topology.
2292 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2294 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2296 2009-10-15 Richard Guenther <rguenther@suse.de>
2298 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2300 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2302 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2303 add --with-tune{,-32,-64} configured default for -mtune if explicit
2306 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2308 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2310 2009-10-14 DJ Delorie <dj@redhat.com>
2312 * config/h8300/h8300.c (F): New.
2314 (h8300_emit_stack_adjustment): Call them.
2316 (h8300_push_pop): Likewise.
2317 (h8300_expand_prologue): Likewise.
2318 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2319 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2320 (INCOMING_RETURN_ADDR_RTX): Define.
2321 (INCOMING_FRAME_SP_OFFSET): Define.
2322 (DWARF_CIE_DATA_ALIGNMENT): Define.
2324 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2326 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2327 fields in builtin structs.
2328 (finalize_record_size): Likewise.
2330 2009-10-14 Richard Guenther <rguenther@suse.de>
2332 * gimple.c (gtc_ob): New global.
2333 (struct type_pair_d): Replace pointers with type UIDs.
2334 (type_pair_hash): Adjust.
2335 (type_pair_eq): Likewise.
2336 (lookup_type_pair): Likewise. Allocate from an obstack.
2337 (gimple_force_type_merge): Adjust.
2338 (gimple_types_compatible_p): Likewise.
2339 (free_gimple_type_tables): Free the obstack.
2341 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2343 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2344 stmts setting DEBUG_EXPR_DECLs.
2346 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2347 Don't crash if mode1 is VOIDmode.
2349 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2351 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2352 * params.h (IRA_LOOP_RESERVED_REGS): New.
2353 * tree-pass.h (pass_subregs_of_mode_init,
2354 pass_subregs_of_mode_finish): Remove.
2355 * passes.c (pass_subregs_of_mode_init,
2356 pass_subregs_of_mode_finish): Remove.
2357 (pass_reginfo_init): Move before loop optimizations.
2358 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2359 * common.opt (fira-loop-pressure): New.
2360 * toplev.h (flag_ira_loop_pressure): New.
2361 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2362 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2363 Make external and void type functions.
2364 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2365 pass_subregs_of_mode_finish): Remove.
2366 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2367 * regmove.c: Include ira.h.
2368 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2369 register pressure calculation in loops.
2370 * loop-invariant.c: Include REGS_H and ira.h.
2371 (struct loop_data): New members max_reg_pressure, regs_ref, and
2373 (struct invariant): New member orig_regno.
2374 (curr_loop): New variable.
2375 (find_exits): Initialize regs_ref and regs_live.
2376 (create_new_invariant): Initialize orig_regno.
2377 (get_cover_class_and_nregs): New.
2378 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2379 array. Add code for flag_ira_loop_pressure.
2380 (gain_for_invariant): Make new_regs an array. Add code for
2381 flag_ira_loop_pressure.
2382 (best_gain_for_invariant): Ditto.
2383 (set_move_mark): New parameter gain. Use it for debugging output.
2384 (find_invariants_to_move): Make regs_needed and new_regs an array.
2385 Add code for flag_ira_loop_pressure.
2386 (move_invariant_reg): Set up orig_regno.
2387 (move_invariants): Set up reg classes for pseudos for
2388 flag_ira_loop_pressure.
2389 (free_loop_data): Clear regs_ref and regs_live.
2390 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2391 get_regno_cover_class, change_pressure, mark_regno_live,
2392 mark_regno_death, mark_reg_store, mark_reg_clobber,
2393 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2394 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2395 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2396 register pressure calculation in loops if new regs were added.
2397 Call finish_subregs_of_mode.
2398 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2399 * Makefile.in (loop-invariant.o): Add ira.h.
2401 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2403 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2405 2009-10-14 Richard Guenther <rguenther@suse.de>
2407 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2408 (lto_symtab_merge): ... here. Rewrite both to take the
2409 prevailing and a to-be-merged entry and to queue diagnostics properly.
2410 (lto_symtab_resolve_replaceable_p): New predicate for
2412 (lto_symtab_resolve_can_prevail_p): Likewise.
2413 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2414 handles merging commons by choosing the largest decl. Fold
2415 in code that gives ODR errors.
2416 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2418 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2419 case of no prevailing decl here. Diagnose mismatches
2420 in object types here. Drop all but the prevailing decls.
2421 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2422 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2423 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2425 2009-10-14 Richard Guenther <rguenther@suse.de>
2428 * lto-streamer-in.c (input_bb): Replace debug stmts with
2429 nops instead of dropping them.
2431 2009-10-14 Nick Clifton <nickc@redhat.com>
2433 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2434 in situations where it is being used as a minus symbol.
2435 * gcc/doc/tm.texi: Likewise.
2436 * gcc/doc/md.texi: Likewise.
2438 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2440 PR preprocessor/41543
2441 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2442 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2443 * tree.c: Include intl.h.
2444 (expand_location): Handle BUILTINS_LOCATION.
2445 * Makefile.in (tree.o): Depend on intl.h.
2448 * dwarf2out.c (dwarf2out_var_location): Always clear
2449 last_postcall_label when changing last_label.
2451 2009-10-14 Pascal Obry <obry@adacore.com>
2453 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2454 (process_command): Handle -E as done with -c and -S. Do not add
2455 the target executable suffix to the output file when -E is used.
2456 (main): Adjust error message accordingly.
2458 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2464 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2466 (tree_code_size): Likewise.
2468 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2470 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2471 * real.h (HAVE_mpc_arc): Define.
2473 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2475 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2476 (struct builtin_description): Add fndecl field.
2477 (bdesc): Remove const qualifier. Update initializer.
2478 (sh_media_init_builtins): Remove const qualifier for d. Record
2479 the result of add_builtin_function to the fndecl field.
2480 (sh_builtin_decl): New.
2481 (sh_media_builtin_decl): New.
2483 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2486 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2487 requests between special registers.
2489 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2491 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2493 2009-10-13 Richard Henderson <rth@redhat.com>
2495 PR tree-optimization/41377
2496 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2497 (cleanup_empty_eh_merge_phis): New change_region parameter;
2498 pass it on to redirect_eh_edge_1. Update callers.
2499 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2500 at the destination block.
2502 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2504 * passes.c (register_pass): Replaced gcc_unreachable by
2505 fatal_error on failure. Mentions plugins in comments & messages.
2507 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2510 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2511 * sched-vis.c (print_value): Use it.
2512 * cselib.c (cselib_hash_rtx): Likewise.
2513 * print-rtl.c (print_rtx): Likewise.
2514 * cfgexpand.c (expand_debug_rtx): Likewise.
2515 * var-tracking.c (vt_expand_loc_callback): Likewise.
2517 2009-10-13 Richard Guenther <rguenther@suse.de>
2520 * opts.c (handle_option): Split out code to handle setting
2521 the options flag var ...
2522 (set_option): ... here.
2523 * opts.h (set_option): Declare.
2524 * lto-opts.c (register_user_option_p): Include -fexceptions
2525 and all position independent code variants.
2526 (handle_common_option): Remove.
2527 (lto_reissue_options): Use set_option.
2529 2009-10-13 Martin Jambor <mjambor@suse.cz>
2531 PR tree-optimization/41661
2532 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2533 that are tcc_comparisons or do not change the type in any
2535 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2536 folding tcc_comparison operations.
2538 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2540 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2543 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2549 * tree.def (DEBUG_EXPR_DECL): New.
2550 * rtl.def (DEBUG_EXPR): New.
2551 * gengtype.c (adjust_field_rtx_def): Handle it.
2552 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2553 (insert_debug_temp_for_var_def): ... this. Drop support for
2554 moving. Take iterator for def stmt; insert debug stmt before it.
2555 Scan early for use count and kind in debug stmts.
2556 (propagate_defs_into_debug_stmts): Rename to...
2557 (insert_debug_temps_for_defs): ... this. Likewise.
2558 * tree.h (DEBUG_TEMP_UID): New.
2559 * tree.c (next_debug_decl_uid): New.
2560 (make_node_stat): Count debug decls separately.
2561 (copy_node_stat): Likewise.
2562 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2563 * var-tracking.c (dv_is_decl_p): Recognize it.
2564 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2565 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2566 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2567 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2568 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2569 (cselib_hash_rtx): Likewise.
2570 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2571 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2573 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2574 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2575 * rtl.c (copy_rtx): Likewise.
2576 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2577 * print-rtl.c (print_rtx): Likewise.
2578 * sched-vis.c (print_value): Likewise.
2579 (print_insn): Handle DEBUG_EXPR_DECL.
2580 * tree-dump.c (dequeue_and_dump): Likewise.
2581 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2582 * gimple-iterator (gsi_replace): Check for same lhs.
2583 (gsi_remove): Insert debug temps.
2584 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2585 (move_computations_stmt): Drop explicit propagation into debug stmts.
2586 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2587 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2588 * tree-ssa-sink.c (statement_sink_location): Likewise.
2589 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2590 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2591 * tree-flow.h: Likewise.
2592 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2593 debug temps without values.
2594 (eliminate_unnecessary_stmts): Don't discard just-inserted
2597 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2600 * config/cris/cris.md (andu): Check that operand 1 is one of the
2601 general registers. Fix typo in head comment.
2603 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2605 * config/i386/i386.md (vswapmov): New.
2606 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2607 (ix86_function_ms_hook_prologue): New.
2608 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2609 * configure.ac: Test for swap suffix support in as.
2610 * configure: Rebuild.
2612 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2615 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2616 paradoxical subregs to prevent partial register stalls if the inner
2617 mode is integer mode.
2619 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2621 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2623 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2626 * gcc/dwarf2out.c (template_parameter_pack_die,
2627 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2629 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2632 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2634 (maybe_register_def): Likewise. Take stmt iterator.
2635 (rewrite_update_stmt): Take stmt iterator and pass it on.
2636 (rewrite_update_enter_block): Pass stmt iterator.
2638 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2640 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2641 (spu_builtin_decl): New function.
2643 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/i386.md (SWIM): New mode iterator.
2646 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2647 using SWIM mode iterator.
2648 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2649 patterns using SWI48 mode iterator.
2650 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2651 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2652 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2653 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2654 patterns using SWI248 mode iterator.
2655 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2656 gen_x86_movdicc_0_m1_rex64 for renamed function
2658 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2659 Eric Botcazou <ebotcazou@adacore.com>
2662 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2663 * config/sparc/sol2-unwind.h: New file.
2665 2009-10-11 Olivier Hainque <hainque@adacore.com>
2666 Eric Botcazou <ebotcazou@adacore.com>
2669 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2670 * config/i386/sol2-unwind.h: New file.
2672 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2675 * config/i386/i386.md (addsi_1_zext): Get the proper second
2678 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2680 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2681 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2684 2009-10-11 Richard Guenther <rguenther@suse.de>
2686 * gimple.c (iterative_hash_type_name): Do not handle special
2689 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2691 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2692 (*setcc_si_1_and): Ditto.
2693 (*setcc_si_1_movzbl): Ditto.
2694 (*setcc_<mode>_2): Ditto.
2695 (*setcc_qi): Rename from *setcc_1.
2696 (*setcc_qi_slp): Rename from *setcc_2.
2698 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2699 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2701 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2702 "if" condition, there is already assert with reload_completed present.
2704 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2706 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2708 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2710 * doc/install.texi (Final install): Refer to
2711 http://gcc.gnu.org/bugs/ for bug reporting.
2713 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2715 * configure.ac: Add test for dci instruction.
2716 * configure: Regenerate.
2717 * config.in: Likewise.
2718 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2719 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2720 (-mmulhw): Add 476 to description.
2721 (-mdlmzb): Likewise.
2722 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2723 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2724 (processor_target_table): Add 476 and 476fp entries.
2725 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2726 (rs6000_issue_rate): Add CPU_PPC476.
2727 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2728 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2729 (processor_type): Add PROCESSOR_PPC476.
2730 (EXTRA_SPECS): Add asm_cpu_476 string.
2731 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2732 (define_attr "cpu"): Add ppc476.
2734 Update comments for 476.
2735 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2736 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2737 Update copyright year.
2738 * config/rs6000/476.md: New file.
2739 * config/rs6000/40x.md: Add description for "isel" attribute.
2740 Update copyright year.
2741 * config/rs6000/440.md: Likewise.
2742 * config/rs6000/603.md: Likewise.
2743 * config/rs6000/6xx.md: Likewise.
2744 * config/rs6000/7450.md: Likewise.
2745 * config/rs6000/7xx.md: Likewise.
2746 * config/rs6000/8540.md: Likewise.
2747 * config/rs6000/cell.md: Likewise.
2748 * config/rs6000/e300c2c3.md: Likewise.
2749 * config/rs6000/e500mc.md: Likewise.
2750 * config/rs6000/mpc.md: Likewise.
2751 * config/rs6000/power4.md: Likewise.
2752 * config/rs6000/power5.md: Likewise.
2753 * config/rs6000/power6.md: Likewise.
2754 * config/rs6000/power7.md: Likewise.
2755 * config/rs6000/rios1.md: Likewise.
2756 * config/rs6000/rios2.md: Likewise.
2757 * config/rs6000/rs64.md: Likewise.
2759 2009-10-10 Richard Guenther <rguenther@suse.de>
2761 PR tree-optimization/41654
2762 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2763 a cond expr before calling gimple_cond_set_condition_from_tree.
2764 (ifcombine_iforif): Likewise.
2766 2009-10-09 Ian Lance Taylor <iant@google.com>
2768 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2769 * configure: Rebuild.
2771 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2773 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2776 2009-10-09 Richard Guenther <rguenther@suse.de>
2779 * target-def.h (TARGET_BUILTIN_DECL): Define.
2780 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2781 * target.h (struct gcc_target): Add builtin_decl target hook.
2782 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2783 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2785 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2786 not gcc_unreachable.
2787 (lto_output_builtin_tree): Sorry if the target does not support
2788 streaming target builtins.
2789 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2790 (rs6000_builtin_decl): New function.
2791 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2792 (ix86_builtin_decl): New function.
2794 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2796 PR preprocessor/41445
2797 * c-ppoutput.c (do_line_change): New function.
2798 (cb_line_change): Use it.
2799 (scan_translation_unit): Call do_line_change if
2800 avoid_paste or PREV_WHITE and token location is on a different line
2801 than print.src_line.
2804 * dwarf2out.c (dwarf2out_init): Test whether
2805 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2808 PR rtl-optimization/41646
2809 * calls.c (expand_call): For BLKmode types returned in registers
2810 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2813 2009-10-09 Richard Guenther <rguenther@suse.de>
2815 PR tree-optimization/41634
2816 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2817 we remove the correct elements.
2818 (optimize_stmt): Make sure to update stmt operands before
2819 optimizing redundancies.
2821 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2823 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2825 2009-10-09 Richard Guenther <rguenther@suse.de>
2828 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2830 (lto_wrapper_exit): New function.
2832 (fatal_perror): Likewise.
2833 (fork_execute): Use global args_name, do not free it.
2834 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2835 * lto-streamer.h: Remove duplicate prototypes.
2837 2009-10-09 Richard Guenther <rguenther@suse.de>
2839 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2840 before calling stmt_can_throw_external.
2842 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2844 PR tree-optimization/40071
2845 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2846 pointer if the original data reference doesn't conflict with the
2847 created vector data reference. Fix long line.
2849 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2851 * config/i386/i386.md (any_div): New code iterator.
2852 (u): Handle div and udiv.
2854 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2856 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2857 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2858 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2859 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2861 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2863 * gcc.c (main): Remove trailing "." from diagnostics.
2865 2009-10-08 Cary Coutant <ccoutant@google.com>
2867 Add support for debugging with ICF (Identical Code Folding).
2868 * calls.c (debug.h): New #include.
2869 (emit_call_1): Call virtual_call_token debug hook.
2870 * common.opt (-fenable-icf-debug): New option.
2871 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2872 locations in the source).
2873 (poc_label_num): New variable.
2874 (dcall_entry, vcall_entry): New typedefs.
2875 (dcall_table, vcall_table): New variables.
2876 (struct vcall_insn): New type.
2877 (vcall_insn_table): New variable.
2878 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2879 (size_of_dcall_table): New function.
2880 (output_dcall_table): New function.
2881 (size_of_vcall_table): New function.
2882 (output_vcall_table): New function.
2883 (dwarf2out_direct_call): New function.
2884 (vcall_insn_table_hash): New function.
2885 (vcall_insn_table_eq): New function.
2886 (dwarf2out_virtual_call_token): New function.
2887 (dwarf2out_virtual_call): New function.
2888 (dwarf2out_init): Allocate new tables and sections.
2889 (prune_unused_types): Mark DIEs referenced from direct call table.
2890 (dwarf2out_finish): Output direct and virtual call tables.
2891 * final.c (final_scan_insn): Call direct_call and virtual_call
2893 * debug.h (struct gcc_debug_hooks): Add direct_call,
2894 virtual_call_token, virtual_call hooks.
2895 (debug_nothing_uid): New function.
2896 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2897 (debug_nothing_uid): New function.
2898 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2899 (xcoff_debug_hooks): Likewise.
2900 * sdbout.c (sdb_debug_hooks): Likewise.
2901 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2902 * doc/invoke.texi (-fenable-icf-debug): New option.
2904 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2907 * regmove.c (regmove_backward_pass): Replace src with dst in the
2908 debug insn, and check for dst before rather than after.
2910 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2912 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2913 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2915 2009-10-08 Jan Hubicka <jh@suse.cz>
2918 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2919 do not mark cgraph nodes as needed.
2920 (record_references_in_initializer): Add new only_vars parameter.
2921 * cgraph.h (record_references_in_initializer): New parameter.
2922 * varasm.c (assemble_variable): Update call.
2923 * varpool.c (varpool_analyze_pending_decls): Always look for
2926 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2928 * config/avr/avr.c (last_insn_address) Remove variable.
2929 (expand_prologue): Don't initialise last_insn_address variable.
2930 (final_prescan_insn): Don't output insn size.
2931 * config/avr/avr.opt (msize): Remove switch.
2932 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2935 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2937 * combine.c (label_tick_ebb_start): Fix comment.
2938 (combine_instructions): Set label_tick and label_tick_ebb_start before
2939 calling setup_incoming_promotions. Start them from 1. Increment
2940 label_tick instead of deriving it from the BB index. Rather than
2941 comparing ticks use the block from the previous iteration to decide
2942 whether to start a new EBB. Remove empty lines before function.
2944 2009-10-08 Michael Matz <matz@suse.de>
2947 * builtins.c (fold_builtin_isascii): Use fold_build2.
2948 (fold_builtin_isdigit): Ditto.
2949 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2950 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2951 remove_useless_stmts_cond, remove_useless_stmts_tf,
2952 remove_useless_stmts_tc, remove_useless_stmts_bind,
2953 remove_useless_stmts_goto, remove_useless_stmts_label,
2954 remove_useless_stmts_1, remove_useless_stmts,
2955 pass_remove_useless_stmts): Remove.
2956 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2957 * passes.c (init_optimization_passes): Don't add
2958 pass_remove_useless_stmts.
2959 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2960 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2962 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2963 for static constants.
2964 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2965 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2967 2009-10-08 Richard Guenther <rguenther@suse.de>
2969 * gimple.c (free_gimple_type_tables): New function.
2970 * gimple.h (free_gimple_type_tables): Declare.
2972 2009-10-07 Mark Heffernan <meheff@google.com>
2974 * ipa-prop.c (ipa_print_node_params) Only print
2975 names of named arguments.
2977 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2979 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2980 being statically linked.
2982 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2984 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2986 2009-10-08 Jan Hubicka <jh@suse.cz>
2989 * ipa.c (cgraph_externally_visible_p,
2990 function_and_variable_visibility,
2991 whole_program_function_and_variable_visibility): Skip non-finalized
2994 2009-10-08 Nick Clifton <nickc@redhat.com>
2996 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2999 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3002 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3004 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3007 * c-common.c (c_fully_fold_internal): Strip nops from the result
3008 of recursive calls to c_fully_fold_internal.
3009 (c_wrap_maybe_const): New.
3010 (c_save_expr): Use c_wrap_maybe_const.
3011 * c-common.h (c_wrap_maybe_const): Declare.
3012 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3013 build_binary_op): Use c_wrap_maybe_const.
3015 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3017 * real.c: Fix comment to reflect actual exponent size.
3019 2009-10-08 Ben Elliston <bje@au.ibm.com>
3021 * config/rs6000/a2.md: Add FSF comment header.
3023 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3025 * config/i386/i386.md (any_extend): New code iterator.
3026 (u, s): New code attributes.
3028 (DWIH): Rewrite as code iterator for SI and DI modes.
3029 (DWI): Rewrite as mode attribute.
3030 (dwi): New mode attribute.
3031 (di): Depend on SI mode and DI mode.
3032 (doubleint_general_operand): Remove mode attribute.
3034 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3037 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3038 (*sub<mode>3_doubleword): Ditto.
3040 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3041 using SWIM248 mode iterator.
3042 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3043 using SWI48 mode iterator.
3044 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3045 patterns using DWIH mode iterator and any_extend code iterator.
3046 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3047 using any_extend code iterator.
3048 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3049 patterns using DWIH mode iterator and any_extend code iterator.
3050 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3051 using any_extend code iterator.
3052 (<s>mul<mode>3_highpart): Macroize expander from
3053 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3054 and any_extend code iterator.
3055 (*<s>muldi3_highpart_1): Macroize insn from
3056 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3057 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3058 patterns using any_extend code iterator.
3059 (*<s>mulsi3_highpart_zext): Macroize insn from
3060 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3062 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3064 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3065 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3066 refering to a DIE with DW_AT_const_value.
3068 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3071 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3073 2009-10-06 Jan Hubicka <jh@suse.cz>
3075 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3078 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3081 *lea_2_rex64): Move before *add<mode>_1 pattern.
3083 2009-10-07 Jan Hubicka <jh@suse.cz>
3085 * collect2.c (main): Add -fno-whole-program.
3086 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3088 2009-10-07 Jan Hubicka <jh@suse.cz>
3090 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3091 has no address taken.
3092 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3094 (cgraph_clone_node): Clear externally_visible flag for clones.
3095 * cgraph.h (cgraph_only_called_directly_p,
3096 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3097 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3098 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3099 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3100 ipcp_insert_stage): Likwise.
3101 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3102 externally_visible flag.
3103 (verify_cgraph_node): Verify that inline clones look right.
3104 (process_function_and_variable_attributes): Do not set
3105 externally_visible flags.
3106 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3108 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3110 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3111 clear externally_visible when turning into inline clones
3112 (cgraph_mark_inline_edge): Use new predicates.
3113 (cgraph_estimate_growth): Likewise.
3114 (cgraph_decide_inlining): Likewise.
3115 * ipa.c (cgraph_postorder): Likewise.
3116 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3117 that inline clones are not needed.
3118 (cgraph_externally_visible_p): New predicate.
3119 (function_and_variable_visibility): Add whole_program parameter;
3120 always set externally_visible flag; handle COMDAT function
3122 (local_function_and_variable_visibility): New function.
3123 (gate_whole_program_function_and_variable_visibility): New function.
3124 (whole_program_function_and_variable_visibility): New function.
3125 (pass_ipa_whole_program_visibility): New function.
3126 * passes.c (init_optimization_passes): Add whole program visibility
3128 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3129 not care about needed/reachable flags.
3130 * varpool.c: Include flags.h
3131 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3132 (varpool_finalize_decl): When we are in LTO read-back, all variables
3134 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3136 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3138 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3141 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3143 * config.gcc: Don't include the makefile fragments intended for
3145 * config/s390/fixdfdi.h: File removed.
3146 * config/s390/libgcc-glibc.ver: File removed.
3147 * config/s390/s390.h: Remove the fixdfdi.h hack.
3148 * config/s390/t-crtstuff: File moved to libgcc dir.
3149 * config/s390/t-linux: Likewise.
3150 * config/s390/t-tpf: libgcc specific parts removed.
3151 * config/s390/t-linux64: Likewise.
3153 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3155 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3156 (lto-compress.o): Likewise.
3158 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3161 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3162 dllexport to class members here.
3163 (i386_pe_determine_dllimport_p): Only check static class data for
3165 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3166 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3167 functions for vague linkage.
3168 (i386_pe_type_dllexport_p): Fix formatting.
3169 (maybe_add_dllexport) New function.
3170 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3173 2009-10-07 Ben Elliston <bje@au.ibm.com>
3175 * config/rs6000/a2.md: Remove duplicated lines.
3177 2009-10-07 Ben Elliston <bje@au.ibm.com>
3179 * config.gcc (powerpc*-*-*): Handle a2.
3180 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3181 * config/rs6000/a2.md: New file.
3182 * config/rs6000/rs6000.opt (mno-update): New.
3183 (mupdate): Return to using a mask, not a var.
3184 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3185 (enum processor_type): Add PROCESSOR_PPCA2.
3186 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3187 (rs6000_override_options): Add "a2" to processor_target_table.
3188 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3189 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3191 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3193 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3194 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3195 reference to nonexistent gen_truncxfxf2 function.
3197 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3200 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3201 (general_operand): Handle TI mode.
3202 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3203 using SDWIM mode iterator.
3204 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3205 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3206 using DWI mode iterator.
3207 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3208 patterns using SWI mode iterator.
3209 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3210 using SWI48 mode iterator.
3211 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3212 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3213 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3214 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3215 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3216 using SDWIM mode iterator.
3217 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3218 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3219 using DWI mode iterator.
3220 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3221 patterns using SWI mode iterator.
3222 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3223 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3224 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3225 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3226 patterns using plusminus code iterator.
3227 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3228 sub<mode>3 patterns using plusminus code iterator.
3229 * config/i386/i386.c (override_options): Update the call to
3230 gen_subdi_carry_rex64 for renamed function.
3231 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3232 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3233 calls to instruction expanders.
3235 2009-10-06 Martin Jambor <mjambor@suse.cz>
3238 * opts.c (decode_options): Run IPA-SRA at -O2.
3240 2009-10-06 Richard Guenther <rguenther@suse.de>
3242 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3244 2009-10-06 Tobias Burnus <burnus@net-b.de>
3247 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3248 -flto and -fwhole-program flags can be combined.
3250 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3253 * gcc.c (process_command): Check that -o argument was specified.
3255 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3257 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3259 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3261 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3262 * doc/invoke.texi (Warning Options): Annotate allowed languages
3263 for -Wunsuffixed-float-constants.
3265 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3267 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3268 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3269 same name and isn't the main variant.
3272 * dwarf2out.c (loc_by_reference): Removed.
3273 (dw_loc_list_1): New function.
3274 (dw_loc_list): Remove toplev argument, add want_address argument.
3275 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3276 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3277 want_address == 2 to dw_loc_list. For successful dw_loc_list
3278 set have_address to 1 only if want_address is not 0.
3280 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3282 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3283 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3284 a code block followed by two pointers.
3285 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3286 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3287 (MIPS_MOVE): Likewise.
3288 (MIPS_LUI): Likewise.
3289 (MIPS_JR): Likewise.
3290 (MIPS_BAL): Likewise.
3291 (MIPS_NOP): Likewise.
3292 (mips_asm_trampoline_template): Delete.
3293 (mips_trampoline_code_size): New function.
3294 (mips_trampoline_init): Add shorter sequences for all cases
3295 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3296 Calculate the opcodes directly, rather than copying from a template.
3297 Only flush the code part of the trampoline.
3298 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3300 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3302 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3303 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3304 (INCOMING_RETURN_ADDR_RTX): Likewise.
3305 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3307 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3308 with RETURN_ADDR_REGNUM.
3309 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3310 * config/mips/mips.c (mips16_build_call_stub): Replace
3311 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3312 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3313 (mips_print_operand_punctuation): Likewise.
3314 (mips_frame_set): Likewise.
3315 (mips16e_output_save_restore): Likewise.
3316 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3317 (mips_save_reg_p): Likewise.
3318 (mips_return_addr): Likewise.
3319 (mips_set_return_address): Likewise.
3320 (mips_direct_save_slot_move_p): Likewise.
3321 (mips_output_function_prologue): Likewise.
3322 (mips_restore_reg): Likewise.
3323 (mips_expand_epilogue): Likewise.
3324 (mips_epilogue_uses): Likewise.
3325 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3326 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3327 (clear_hazard_<mode>): Likewise.
3328 (call_internal): Likewise.
3329 (call_internal_direct): Likewise.
3330 (call_direct_split): Likewise.
3331 (call_value_internal): Likewise.
3332 (call_value_split): Likewise.
3333 (call_value_internal_direct): Likewise.
3334 (call_value_direct_split): Likewise.
3335 (call_value_multiple_internal): Likewise.
3336 (call_value_multiple_split): Likewise.
3338 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3339 Jakub Jelinek <jakub@redhat.com>
3341 PR rtl-optimization/41511
3342 * combine.c (record_value_for_reg): Pass explicit values as argument
3343 to get_last_value_validate.
3344 (get_last_value_validate): Document INSN parameter.
3345 For non-readonly MEMs, assume they might have been modified if INSN
3346 was in another basic block.
3347 (get_last_value): Minor reformatting.
3349 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3352 * final.c (asm_str_count): Split out from asm_insn_count.
3353 * rtl.h (asm_str_count): New prototype.
3354 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3357 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3359 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3361 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3362 Rafael Espindola <espindola@google.com>
3364 * gengtype.c (write_types): Moved call to write_func_for_structure
3365 into seperate loops.
3367 2009-10-05 Richard Guenther <rguenther@suse.de>
3370 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3371 (input_cgraph_1): Input toplevel asms.
3373 2009-10-05 Richard Guenther <rguenther@suse.de>
3376 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3377 (external_aggregate_decl_p): Likewise.
3378 (lto_symtab_compatible): Re-structure. Remove dead code.
3379 For variables ignore toplevel qualifiers when comparing types.
3380 Issue warnings, not errors for mismatched user-alignment.
3382 2009-10-05 Richard Guenther <rguenther@suse.de>
3386 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3387 (struct lto_symtab_identifier_def): Likewise.
3388 (struct lto_symtab_decl_def): Likewise.
3389 (struct lto_symtab_entry_def): New.
3390 (lto_symtab_identifier_t): Rename to ...
3391 (lto_symtab_entry_t): ... this.
3392 (lto_symtab_decls): Remove.
3393 (lto_symtab_base_hash): Rename to ...
3394 (lto_symtab_entry_hash): ... this.
3395 (lto_symtab_base_eq): Rename to ...
3396 (lto_symtab_entry_eq): ... this.
3397 (lto_symtab_base_marked_p): Rename to ...
3398 (lto_symtab_entry_marked_p): ... this.
3399 (lto_symtab_identifier_marked_p): Remove.
3400 (lto_symtab_decl_marked_p): Likewise.
3401 (lto_symtab_maybe_init_hash_tables): Rename to ...
3402 (lto_symtab_maybe_init_hash_table): ... this.
3403 (lto_symtab_set_resolution_and_file_data): Remove.
3404 (lto_symtab_register_decl): New function.
3405 (lto_symtab_get_identifier): Remove.
3406 (lto_symtab_get): New function.
3407 (lto_symtab_get_resolution): Adjust.
3408 (lto_symtab_get_identifier_decl): Remove.
3409 (lto_symtab_set_identifier_decl): Likewise.
3410 (lto_symtab_merge_decl): Rename to ...
3411 (lto_symtab_merge): ... this. Rewrite.
3412 (lto_symtab_merge_var): Remove.
3413 (lto_symtab_merge_fn): Likewise.
3414 (lto_symtab_prevailing_decl): Adjust.
3415 (lto_cgraph_replace_node): New function.
3416 (lto_symtab_merge_decls_2): Likewise.
3417 (lto_symtab_merge_decls_1): Likewise.
3418 (lto_symtab_fixup_var_decls): Likewise.
3419 (lto_symtab_resolve_symbols): Likewise.
3420 (lto_symtab_merge_decls): Likewise.
3421 (lto_symtab_prevailing_decl): Adjust.
3422 (lto_symtab_get_symtab_def): Remove.
3423 (lto_symtab_get_file_data): Likewise.
3424 (lto_symtab_clear_resolution): Adjust.
3425 (lto_symtab_clear_resolution): Likewise.
3426 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3427 (input_cgraph_1): Likewise.
3428 * lto-streamer-in.c (get_resolution): Do not provide fake
3429 symbol resolutions here.
3430 (deferred_global_decls): Remove.
3431 (lto_register_deferred_decls_in_symtab): Likewise.
3432 (lto_register_var_decl_in_symtab): Change signature, register
3433 variable via lto_symtab_register_decl.
3434 (lto_register_function_decl_in_symtab): Likewise.
3435 (lto_read_tree): Adjust.
3436 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3437 (lto_symtab_merge_var): Likewise.
3438 (lto_symtab_merge_fn): Likewise.
3439 (lto_symtab_register_decl): Declare.
3440 (lto_symtab_merge_decls): Likewise.
3442 2009-10-05 Richard Guenther <rguenther@suse.de>
3444 PR tree-optimization/23821
3445 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3446 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3447 simple IV increments.
3449 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3451 * config/arm/arm.c (arm_override_options): Really initialize
3452 flag_dwarf2_cfi_asm to 0.
3454 2009-10-05 Doug Kwan <dougkwan@google.com>
3456 PR rtl-optimization/41574
3457 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3458 floating point and we are not doing unsafe math optimizations.
3460 2009-10-03 Simon Baldwin <simonb@google.com>
3461 Cary Coutant <ccoutant@google.com>
3462 Rafael Espindola <espindola@google.com>
3463 Richard Guenther <rguenther@suse.de>
3464 Jan Hubicka <jh@suse.cz>
3465 Doug Kwan <dougkwan@google.com>
3466 H.J. Lu <hongjiu.lu@intel.com>
3467 Bill Maddox <maddox@google.com>
3468 Ryan Mansfield <rmansfield@qnx.com>
3469 Diego Novillo <dnovillo@google.com>
3470 Ollie Wild <aaw@google.com>
3471 Kenneth Zadeck <zadeck@naturalbridge.com>
3473 * lto-cgraph.c: New file.
3474 * lto-compress.c: New file.
3475 * lto-compress.h: New file.
3476 * lto-opts.c: New file.
3477 * lto-section-in.c: New file.
3478 * lto-section-out.c: New file.
3479 * lto-streamer-in.c: New file.
3480 * lto-streamer-out.c: New file.
3481 * lto-streamer.c: New file.
3482 * lto-streamer.h: New file.
3483 * lto-symtab.c: New file.
3484 * lto-wpa-fixup.c: New file.
3485 * lto-wrapper.c: New file.
3487 2009-10-03 Simon Baldwin <baldwin@google.com>
3488 Ben Elliston <bje@au.ibm.com>
3489 Rafael Espindola <espindola@google.com>
3490 Nathan Froyd <froydnj@codesourcery.com>
3491 Jan Hubicka <jh@suse.cz>
3492 Doug Kwan <dougkwan@google.com>
3493 Diego Novillo <dnovillo@google.com>
3494 Kenneth Zadeck <zadeck@naturalbridge.com>
3496 * Makefile.in (enable_lto): New.
3497 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3498 (LINKER_PLUGIN_API_H): Define.
3499 (LTO_SYMTAB_H): Define.
3500 (LTO_STREAMER_H): Define.
3501 (TREE_VECTORIZER_H): Define.
3502 (INCLUDES): Add LIBELFINC.
3503 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3504 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3505 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3506 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3507 (native): Add lto-wrapper$(exeext)
3508 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3509 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3510 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3511 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3512 (varasm.o): Add dependency on tree-iterator.h.
3513 (cgraph.o): Add dependency on cif-code.def.
3514 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3515 (ipa-pure-const.o): Likewise.
3516 (GTFILES): Add lto-symtab.c.
3517 (install-lto-wrapper): New.
3518 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3519 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3520 * config.in: Regenerate.
3522 2009-10-03 Rafael Espindola <espindola@google.com>
3523 Diego Novillo <dnovillo@google.com>
3525 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3526 ipa_write_summaries.
3527 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3529 (cgraph_optimize): Make extern.
3531 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3532 Kenneth Zadeck <zadeck@naturalbridge.com>
3534 * toplev.c (in_lto_p): Declare.
3535 * collect2.c (scan_prog_file): Read all the output when reading
3536 information for LTO.
3537 (enum lto_mode_d): Declare.
3539 2009-10-03 Richard Guenther <rguenther@suse.de>
3540 Diego Novillo <dnovillo@google.com>
3542 * gimple.c: Include target.h and alias.h.
3543 (gimple_types): Declare.
3544 (type_hash_cache): Declare.
3545 (gimple_alloc_stat): Make extern.
3546 (gimple_build_eh_must_not_throw): Call
3547 gimple_eh_must_not_throw_set_fndecl.
3548 (struct type_pair_d): Declare.
3549 (type_pair_t): Declare.
3550 (type_pair_hash): New.
3551 (type_pair_eq): New.
3552 (lookup_type_pair): New.
3553 (gimple_force_type_merge): New.
3554 (compare_type_names_p): New.
3555 (compare_field_offset): New.
3556 (gimple_types_compatible_p): New.
3557 (struct sccs): Declare.
3558 (next_dfs_num): Declare.
3559 (iterative_hash_gimple_type): New.
3561 (iterative_hash_type_name): New.
3562 (iterative_hash_gimple_type): New.
3563 (gimple_type_hash): New.
3564 (gimple_type_eq): New.
3565 (gimple_register_type): New.
3566 (print_gimple_types_stats): New.
3567 (gimple_signed_or_unsigned_type): New.
3568 (gimple_unsigned_type): New.
3569 (gimple_signed_type): New.
3570 (gimple_get_alias_set): New.
3571 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3572 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3573 (gimple_force_type_merge): Declare.
3574 (gimple_types_compatible_p): Declare.
3575 (gimple_register_type): Declare.
3576 (print_gimple_types_stats): Declare.
3577 (gimple_unsigned_type): Declare.
3578 (gimple_signed_type): Declare.
3579 (gimple_get_alias_set): Declare.
3580 (gimple_eh_must_not_throw_set_fndecl): New.
3582 2009-10-03 Jan Hubicka <jh@suse.cz>
3583 Kenneth Zadeck <zadeck@naturalbridge.com>
3585 * ipa-pure-const.c: Include lto-streamer.h.
3586 (register_hooks): Factor out of ...
3587 (generate_summary): ... here.
3588 (pure_const_write_summary): New.
3589 (pure_const_read_summary): New.
3590 (pass_ipa_pure_const): Add pure_const_write_summary and
3591 pure_const_read_summary.
3592 * ipa-reference.c: Include lto-streamer.h.
3593 (add_new_function): New.
3594 (remove_node_data): New.
3595 (duplicate_node_data): New.
3596 (ipa_init): Guard against multiple calls.
3597 Move hook setup from analyze_function.
3598 (write_node_summary_p): New.
3599 (ipa_reference_write_summary): New.
3600 (ipa_reference_read_summary): New.
3601 (pass_ipa_reference): Add ipa_reference_write_summary and
3602 ipa_reference_read_summary.
3603 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3604 (struct cgraph_edge): Add fields lto_stmt_uid and
3605 call_stmt_cannot_inline_p.
3606 (cgraph_optimize): Declare.
3607 (cgraph_decide_is_function_needed): Declare.
3608 (reset_inline_failed): Declare.
3609 (enum LTO_cgraph_tags): Declare.
3610 (LTO_cgraph_tag_names): Declare.
3611 (LCC_NOT_FOUND): Define.
3613 2009-10-03 Doug Kwan <dougkwan@google.com>
3614 Rafael Espindola <espindola@google.com>
3615 Jan Hubicka <jh@suse.cz>
3616 Diego Novillo <dnovillo@google.com>
3617 Kenneth Zadeck <zadeck@naturalbridge.com>
3619 * passes.c (all_regular_ipa_passes): New.
3620 (all_ipa_passes): Rename to all_small_ipa_passes.
3621 (init_optimization_passes): Init all_regular_ipa_passes.
3622 * tree-pass.h (all_regular_ipa_passes): New.
3623 (all_ipa_passes): Rename to all_small_ipa_passes.
3624 * passes.c (all_lto_gen_passes): New.
3625 (init_optimization_passes): Initialize all_lto_gen_passes.
3626 (execute_ipa_summary_passes): Make non-static.
3627 (ipa_write_summaries_1): New.
3628 (ipa_write_summaries_2): New.
3629 (ipa_write_summaries): New.
3630 (ipa_write_summaries_of_cgraph_node_set): New.
3631 (ipa_read_summaries_1): New.
3632 (ipa_read_summaries): New.
3633 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3634 (execute_regular_ipa_pass_list): Remove.
3635 (init_optimization_passes): Schedule
3636 pass_rebuild_cgraph_edges and pass_early_inline outside
3637 of pass_all_early_optimizations. Document reason.
3638 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3639 pass_ipa_lto_finish_out): New pass.
3640 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3641 (execute_all_ipa_transforms): New.
3642 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3643 (dump_properties, debug_properties): New.
3644 * tree-optimize.c (gate_all_early_local_passes): Return
3645 false if we are in lto1.
3646 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3647 * tree-pass.h (execute_all_ipa_transforms): Declare.
3648 (pass_ipa_function_and_variable_visibility): Declare.
3649 (pass_ipa_early_inline): Declare.
3650 (pass_ipa_lto_gimple_out): Declare.
3651 (pass_ipa_lto_wpa_fixup): Declare.
3652 (pass_ipa_lto_finish_out): Declare.
3653 (all_small_ipa_passes, all_regular_ipa_passes,
3654 all_lto_gen_passes): Declare.
3655 (execute_ipa_summary_passes): Declare.
3656 (execute_all_ipa_transforms): Declare.
3657 (ipa_write_summaries): Declare
3658 (ipa_write_summaries_of_cgraph_node_set): Declare.
3659 (ipa_read_summaries): Declare.
3661 2009-10-03 Doug Kwan <dougkwan@google.com>
3662 Ollie Wild <aaw@google.com>
3664 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3666 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3667 (lto_mode): New variable.
3668 (maybe_run_lto_and_relink): Handle the -fwpa option.
3669 (main): Handle the -fwpa option.
3670 (maybe_unlink_list): New function.
3671 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3672 * common.opt (flto): New flag.
3673 * toplev.c (flag_generate_lto): Declare.
3675 2009-10-03 Simon Baldwin <simonb@google.com>
3677 * common.opt (flto-compression-level): New flag.
3679 * opts.c: Include lto-opts.h.
3680 (handle_option): Call lto_register_user_option for each
3681 valid option handled.
3682 (decode_options): Clear registered options before the options
3685 2009-10-03 Cary Coutant <ccoutant@google.com>
3687 * collect2.c (is_elf): New function.
3688 (scan_prog_file): Require LTO object to be in ELF format.
3690 2009-10-03 Rafael Espindola <espindola@google.com>
3692 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3693 libgcc to the linker.
3695 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3697 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3698 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3700 * collect2.h (collect_execute): Add flags argument.
3701 * tlink.c (tlink_execute): Update call to collect_execute.
3702 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3703 (use_linker_plugin): New.
3704 (use_linker_plugin_spec_function): New.
3705 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3706 (linker_plugin_file_spec): New.
3707 (lto_wrapper_spec): New.
3708 (lto_gcc_spec): New.
3709 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3710 (static_spec_functions): Add use-linker-plugin.
3711 (process_command): Handle -use-linker-plugin.
3712 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3713 linker_plugin_file_spec and lto_gcc_spec.
3714 (use_linker_plugin_spec_function): New.
3716 2009-10-03 Richard Guenther <rguenther@suse.de>
3720 * tree.h (is_lang_specific): Include LANG_TYPE.
3721 * tree.c (find_decls_types_r): Manually add interesting parts
3722 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3724 * gimple.c (type_pair_hash): Make symmetric.
3725 (type_pair_eq): Likewise.
3726 (lookup_type_pair): Increase initial hashtable size.
3727 (gimple_force_type_merge): Rely on type-pair symmetry.
3728 (visit): Remove excessive checking code.
3729 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3730 (gimple_register_type): Remove getenv calls, shrink initial
3734 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3735 inline functions if not generating lto output.
3738 * toplev.c (finalize): In WPA mode remove the asm file.
3740 2009-10-03 Doug Kwan <dougkwan@google.com>
3742 * ipa-inline.c (cgraph_mark_inline): Check
3743 edge->call_stmt_cannot_inline_p instead of calling
3744 gimple_call_cannot_inline_p.
3745 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3746 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3747 (inline_generate_summary): Do nothing in LTRANS.
3748 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3749 exists before calling gimple_call_cannot_inline_p.
3750 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3751 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3752 Update new_edge->lto_stmt_uid.
3753 * cgraphbuild.c (reset_inline_failed): New.
3755 * common.opt (fwpa): New flag.
3756 (fltrans): New option.
3757 * gcc.c (gcc_lto_option_t): New type.
3758 (current_lto_option): New variable.
3759 (lto_single_spec_function): Remove and is replaced by ..
3760 (lto_option_spec_function): New function.
3761 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3762 passing the -flto flag.
3763 (cc1_options): Separate non-LTO related parts into ..
3764 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3765 (lto1_options): New spec for lto FE.
3766 (link_lto_options): New spec for handling LTO flags in linker.
3767 (invoke_lto_single): Re-format to fit in 80 column. Replace
3768 lto-single with lto-option.
3769 (static_specs): Add cc1_non_lto_options, lto1_options and
3771 (static_spec_function): Replace lto-single with lto-option.
3772 (process_command): Handle -flto, -fwpa and -fltran by setting
3773 current_lto_option and not passing it to subprocess unconditionally.
3775 2009-10-03 Bill Maddox <maddox@google.com>
3777 Add `gcc' driver support for link-time code generation (LTO).
3779 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3780 (lto_flag, lto_objects, lto_o_file): New variables.
3781 (struct lto_object, struct lto_object_list): New structures.
3782 (collect_exit, handler): Remove LTO temporary output file on exit.
3783 (add_lto_object): New function.
3784 (maybe_run_lto_and_relink): New function. Perform link time code
3785 generation and relinking for object files containing LTO information.
3786 (main): Invoke maybe_run_lto_and_relink().
3787 (dump_argv): New function. For debugging, currently disabled.
3788 (scan_prog_file): Add LTO information pass.
3789 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3791 * toplev.c (compile_file): Emit assembler directive to create
3792 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3794 2009-10-03 Diego Novillo <dnovillo@google.com>
3796 * c.opt: Add LTO to warn_abi and warn_psabi.
3798 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3799 inline function. Ignore language-specific nodes. Update all users.
3800 (find_decls_types_r): Do not traverse the subtrees of
3801 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3802 * tree.h (is_lang_specific): New.
3803 * langhooks.h (struct lang_hooks_for_decls): Remove
3804 may_need_assembler_name_p. Update all users.
3806 * c-common.c (set_builtin_user_assembler_name): Move ...
3807 * builtins.c (set_builtin_user_assembler_name): ... here.
3808 (is_builtin_name): Add comment
3809 (is_builtin_fn): New.
3810 * except.c (output_ttype): Only call
3811 lookup_type_for_runtime if TYPE is not a runtime type.
3813 * passes.c (register_pass): Call position_pass on
3814 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3815 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3816 (TV_IPA_LTO_DECL_IO): Define.
3817 (TV_IPA_LTO_CGRAPH_IO): Define.
3819 (TV_WHOPR_WPA): Define.
3820 (TV_WHOPR_WPA_IO): Define.
3821 (TV_WHOPR_LTRANS): Define.
3822 (TV_WHOPR_WPA_FIXUP): Define.
3823 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3824 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3825 * tree-flow.h (tree_node_can_be_shared): Declare.
3826 * tree-inline.c (tree_can_inline_p): Check that E has a
3827 statement associated with it.
3828 * tree.c (free_lang_data_in_binf): Factor out of ...
3829 (free_lang_data_in_type): ... here.
3830 Call RECORD_OR_UNION_TYPE_P.
3831 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3832 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3833 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3834 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3835 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3836 (gate_free_lang_data): Return true if flag_generate_lto is set.
3837 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3838 * c-common.h (set_builtin_user_assembler_name): Move ...
3839 * tree.h (set_builtin_user_assembler_name): ... here.
3841 * common.opt (flto-report): New flag.
3842 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3843 * collect2.c (scan_prog_file): Send the error output of
3844 'nm' to HOST_BIT_BUCKET.
3846 2009-10-03 Ollie Wild <aaw@google.com>
3848 * langhooks-def.h (lhd_begin_section): New function declaration.
3849 (lhd_write_section): New function declaration.
3850 (lhd_end_section): New function declaration.
3851 (LANG_HOOKS_BEGIN_SECTION): New macro.
3852 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3853 (LANG_HOOKS_END_SECTION): New macro.
3854 (LANG_HOOKS_LTO): New macro.
3855 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3856 * langhooks.c (output.h): Add include.
3857 (saved_section): New static variable.
3858 (lhd_begin_section): New function.
3859 (lhd_write_section_data): New function.
3860 (lhd_end_section): New function.
3861 * langhooks.h (struct lang_hooks_for_lto): New structure.
3862 (struct lang_hooks): Add member lto.
3863 * Makefile.in (langhooks.o): Add dependency on output.h.
3865 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3867 2009-10-03 Richard Guenther <rguenther@suse.de>
3869 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3872 2009-10-03 Simon Baldwin <simonb@google.com>
3873 Richard Guenther <rguenther@suse.de>
3874 Janis Johnson <janis187@us.ibm.com>
3875 Doug Kwan <dougkwan@google.com>
3876 Diego Novillo <dnovillo@google.com>
3877 Ramana Radhakrishnan <ramana.r@gmail.com>
3878 Ollie Wild <aaw@google.com>
3880 * doc/install.texi: Add documentation for libelf and --enable-lto.
3881 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3882 -flto-report, -flto-compression-level and -use-linker-plugin.
3883 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3884 Add section for LTO Testing.
3886 2009-10-02 Cary Coutant <ccoutant@google.com>
3888 Add support for comdat type sections for DWARF v4.
3889 Merge from dwarf4 branch.
3891 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3892 (dw_die_ref): Define vector type.
3893 (enum dw_val_class): Add dw_val_class_data8.
3894 (struct dw_val_struct): Add v.val_data8.
3895 (comdat_type_node_ref): New type.
3896 (struct die_struct): Move die_symbol into a union; add new field
3897 die_type_node. Change all uses.
3898 (comdat_type_node): New type.
3899 (skeleton_chain_node): New type.
3900 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3901 (comdat_type_list): New variable.
3902 (dwarf_tag_name): Add DW_TAG_type_unit.
3903 (dwarf_attr_name): Add DW_AT_signature.
3904 (add_AT_data8): New function.
3905 (replace_child): New function.
3906 (move_all_children): New function.
3907 (print_signature): New function.
3908 (print_die): Print signature information; add dw_val_class_data8.
3909 (attr_checksum): Support dw_val_class_data8.
3910 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3911 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3912 (checksum_sleb128, checksum_uleb128): New functions.
3913 (checksum_die_context): New function.
3914 (loc_checksum_ordered): New function.
3915 (attr_checksum_ordered): New function.
3916 (struct checksum_attributes): New structure.
3917 (collect_checksum_attributes): New function.
3918 (die_checksum_ordered): New function.
3919 (generate_type_signature): New function.
3920 (same_dw_val_p): Add dw_val_class_data8.
3921 (is_symbol_die): Use new is_declaration_die function.
3922 (is_declaration_die): New function.
3923 (should_move_die_to_comdat): New function.
3924 (clone_die): New function.
3925 (clone_tree): New function.
3926 (clone_as_declaration): New function.
3927 (copy_declaration_context): New function.
3928 (generate_skeleton_ancestor_tree): New function.
3929 (generate_skeleton_bottom_up): New function.
3930 (generate_skeleton): New function.
3931 (remove_child_or_replace_with_skeleton): New function.
3932 (break_out_comdat_types): New function.
3933 (struct decl_table_entry): New type.
3934 (htab_decl_hash): New function.
3935 (htab_decl_eq): New function.
3936 (htab_decl_del): New function.
3937 (copy_ancestor_tree): New function.
3938 (copy_decls_walk): New function.
3939 (copy_decls_for_unworthy_types): New function.
3940 (build_abbrev_table): Don't assert on missing die_symbol when doing
3941 comdat type sections.
3942 (size_of_die): Use DW_FORM_sig8 for external references. Add
3944 (unmark_dies): Don't assert for unmarked dies when doing comdat
3946 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3947 (output_signature): New function.
3948 (output_die): Likewise.
3949 (output_compilation_unit_header): Mark output as DWARF version 3
3950 even if generating DWARF 4.
3951 (output_comdat_type_unit): New function.
3952 (output_line_info): Mark output as DWARF version 3 even if generating
3954 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3956 (dwarf2out_end_source_file): Likewise.
3957 (prune_unused_types_walk_attribs): Don't follow references into
3958 comdat type sections.
3959 (prune_unused_types_mark): When generating type units, do not mark
3960 children of non-defining declarations of types; do mark children of
3962 (prune_unused_types): Process comdat type sections.
3963 (htab_ct_hash): New function.
3964 (htab_ct_eq): New function.
3965 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3966 Add a pointer to the line table from type unit entries so
3967 DW_AT_decl_file has meaning.
3968 * varasm.c (default_elf_asm_named_section): Use identifier name as
3969 comdat key instead of lang hook.
3971 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3973 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3975 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3977 * config/i386/i386.md (SWIM248): New mode iterator.
3978 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3979 divmodhi4 patterns using SWIM248 macro.
3980 (*divmod<mode>4): Macroize insn_and_split pattern from
3981 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3982 and their corresponding splitters usign SWIM248 macro. Split SImode
3983 insn to generate cltd and DImode insn to generate cqto instead of
3984 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3985 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3986 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3987 *divmodsi_noext patterns using SWIM248 macro.
3988 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3989 udivmodhi4 patterns using SWIM248 macro.
3990 (*udivmod<mode>4): Macroize insn_and_split pattern from
3991 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3992 corresponding splitters using SWIM248 macro.
3993 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3994 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3996 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3998 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3999 of zero-sized element is zero-sized regardless of its extent.
4001 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4004 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4005 * configure: Regenerated.
4006 * config.in: Regenerated.
4007 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4008 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4009 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4010 not emitting .eh_frame, emit .cfi_sections .debug_frame
4015 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4016 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4018 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4019 vars use DECL_RTL with resetting it back to NULL afterwards.
4020 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4021 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4022 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4023 the attribute type allows it, otherwise use DW_FORM_dataN.
4024 (mem_loc_descriptor): Handle CONST_STRING.
4025 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4026 Handle MEM with CONST_STRING address using add_AT_string.
4027 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4028 CONST_STRING for const arrays initialized with a string literal.
4029 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4030 (dwarf2out_finish): Call resolve_addr.
4032 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4033 Maxim Kuvyrkov <maxim@codesourcery.com>
4035 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4037 2009-10-02 Nick Clifton <nickc@redhat.com>
4039 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4040 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4042 2009-10-01 Jan Hubicka <jh@suse.cz>
4044 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4045 (cgraph_create_virtual_clone): Just pass redirect_callers
4047 * cgraph.h (cgraph_clone_node): Update prototype.
4048 * ipa-pure-const.c (self_recursive_p): New function.
4049 (propagate): Use it.
4050 * ipa-inline.c (cgraph_clone_inlined_nodes,
4051 cgraph_decide_recursive_inlining): Update.
4053 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4055 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4056 instructions for TARGET_OCTEON.
4058 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4060 * config/arm/arm.c (arm_override_options): Turn off
4061 flag_dwarf2_cfi_asm for AAPCS variants.
4063 2009-10-01 Martin Jambor <mjambor@suse.cz>
4066 * tree-sra.c (convert_callers): Do not call
4067 compute_inline_parameters on one caller more than once.
4069 2009-10-01 Nick Clifton <nickc@redhat.com>
4071 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4072 an empty string if not already defined.
4074 2009-10-01 Martin Jambor <mjambor@suse.cz>
4077 * tree-sra.c (is_va_list_type): New function.
4078 (find_var_candidates): Call is_va_list_type.
4079 (find_param_candidates): Check that the type or the type pointed
4080 to are not va_list types.
4082 2009-10-01 Martin Jambor <mjambor@suse.cz>
4085 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4086 DECL_ARTIFICIAL (param_decl) is true.
4088 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4090 * tree.h (tree_decl_common::lang_flag_8): New.
4091 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4093 * c-common.h (RID_CONSTEXPR): New.
4095 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4097 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4098 Use ref-all pointers.
4099 (alpha_gimplify_va_arg): Ditto.
4101 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4104 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4105 before insn counting loop now that BB_END (bb) is counted. Ensure
4106 the return value isn't zero.
4108 2009-09-30 Nick Clifton <nickc@redhat.com>
4110 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4111 with separate definitions of c_target_objs and cxx_target_objs.
4112 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4114 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4115 sh_symbian_import_export_class.
4116 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4117 * config/sh/symbian.c: Delete, moving code into...
4118 * config/sh/symbian-base.c: ... here
4119 * config/sh/symbian-c.c: ... and here
4120 * config/sh/symbian-cxx.c: ... and here.
4122 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4125 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4126 of plus RTX into register.
4128 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4130 * doc/install.texi: Linguistic and markup fixes.
4131 (Configuration) <--disable-cpp>: Remove description.
4132 <--enable-maintainer-mode>: Autotools files are affected, too.
4133 <--with-sysroot>: Improve description.
4134 (Building): Bump required GNU make version.
4136 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4138 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4139 (x86_64-*-*): Ditto.
4141 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4142 intrinisics for FMA4.
4143 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4144 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4145 Add FMA4 check and fma4intrin.h.
4146 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4148 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4149 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4150 constant for FMA4 support.
4151 (UNSPEC_FMA4_FMADDSUB): Ditto.
4152 (UNSPEC_FMA4_FMSUBADD): Ditto.
4153 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4154 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4155 (ix86_expand_fma4_multiple_memory): Ditto.
4156 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4157 (OPTION_MASK_ISA_FMA4_UNSET): New.
4158 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4159 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4160 (ix86_handle_option): Handle -mfma4.
4161 (isa_opts): Handle -mfma4.
4162 (enum pta_flags): Add PTA_FMA4.
4163 (override_options): Add FMA4 support.
4164 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4165 (IX86_BUILTIN_VFMADDSD): Ditto.
4166 (IX86_BUILTIN_VFMADDPS): Ditto.
4167 (IX86_BUILTIN_VFMADDPD): Ditto.
4168 (IX86_BUILTIN_VFMSUBSS): Ditto.
4169 (IX86_BUILTIN_VFMSUBSD): Ditto.
4170 (IX86_BUILTIN_VFMSUBPS): Ditto.
4171 (IX86_BUILTIN_VFMSUBPD): Ditto.
4172 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4173 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4174 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4175 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4176 (IX86_BUILTIN_VFNMADDSS): Ditto.
4177 (IX86_BUILTIN_VFNMADDSD): Ditto.
4178 (IX86_BUILTIN_VFNMADDPS): Ditto.
4179 (IX86_BUILTIN_VFNMADDPD): Ditto.
4180 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4181 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4182 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4183 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4184 (IX86_BUILTIN_VFMADDPS256): Ditto.
4185 (IX86_BUILTIN_VFMADDPD256): Ditto.
4186 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4187 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4188 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4189 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4190 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4191 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4192 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4193 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4194 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4195 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4196 (enum multi_arg_type): New enum for describing the various FMA4
4197 intrinsic argument types.
4198 (bdesc_multi_arg): New table for FMA4 intrinsics.
4199 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4200 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4202 (ix86_expand_builtin): Add FMA4 intrinsic support.
4203 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4204 operand instructions.
4205 (ix86_expand_fma4_multiple_memory): New function to split the
4206 second memory reference from FMA4 instructions.
4207 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4208 (ssemodesuffixf2s): Ditto.
4209 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4211 (fma4_fmsub<mode>4): Ditto.
4212 (fma4_fnmadd<mode>4): Ditto.
4213 (fma4_fnmsub<mode>4): Ditto.
4214 (fma4_vmfmadd<mode>4): Ditto.
4215 (fma4_vmfmsub<mode>4): Ditto.
4216 (fma4_vmfnmadd<mode>4): Ditto.
4217 (fma4_vmfnmsub<mode>4): Ditto.
4218 (fma4_fmadd<mode>4256): Ditto.
4219 (fma4_fmsub<mode>4256): Ditto.
4220 (fma4_fnmadd<mode>4256): Ditto.
4221 (fma4_fnmsub<mode>4256): Ditto.
4222 (fma4_fmaddsubv8sf4): Ditto.
4223 (fma4_fmaddsubv4sf4): Ditto.
4224 (fma4_fmaddsubv4df4): Ditto.
4225 (fma4_fmaddsubv2df4): Ditto.
4226 (fma4_fmsubaddv8sf4): Ditto.
4227 (fma4_fmsubaddv4sf4): Ditto.
4228 (fma4_fmsubaddv4df4): Ditto.
4229 (fma4_fmsubaddv2df4): Ditto.
4230 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4231 instructions for intrinsics.
4232 (fma4i_fmsub<mode>4): Ditto.
4233 (fma4i_fnmadd<mode>4): Ditto.
4234 (fma4i_fnmsub<mode>4): Ditto.
4235 (fma4i_vmfmadd<mode>4): Ditto.
4236 (fma4i_vmfmsub<mode>4): Ditto.
4237 (fma4i_vmfnmadd<mode>4): Ditto.
4238 (fma4i_vmfnmsub<mode>4): Ditto.
4239 (fma4i_fmadd<mode>4256): Ditto.
4240 (fma4i_fmsub<mode>4256): Ditto.
4241 (fma4i_fnmadd<mode>4256): Ditto.
4242 (fma4i_fnmsub<mode>4256): Ditto.
4243 (fma4i_fmaddsubv8sf4): Ditto.
4244 (fma4i_fmaddsubv4sf4): Ditto.
4245 (fma4i_fmaddsubv4df4): Ditto.
4246 (fma4i_fmaddsubv2df4): Ditto.
4247 (fma4i_fmsubaddv8sf4): Ditto.
4248 (fma4i_fmsubaddv4sf4): Ditto.
4249 (fma4i_fmsubaddv4df4): Ditto.
4250 (fma4i_fmsubaddv2df4): Ditto.
4252 * doc/invoke.texi (-mfma4): Add documentation.
4253 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4255 2009-09-29 Richard Henderson <rth@redhat.com>
4257 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4258 an edge to the new destination block.
4260 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4263 * pa.c (hppa_profile_hook): Use
4264 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4266 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4267 Alexander Monakov <amonakov@ispras.ru>
4270 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4271 (not_postinc_memory_operand): New.
4272 (not_postinc_move_operand): New.
4273 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4274 (*cmovsi_internal): Ditto.
4276 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4278 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4279 restrict issue_rate in first pass when scheduling for register
4282 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4283 Rafael Avila de Espindola <espindola@google.com>
4285 * gengtype.c (plugin_output): New.
4286 (get_output_file_with_visibility): Return plugin_output for plugins.
4287 (main): Parse and use the -P option.
4288 * gty.texi: Update the command line format.
4290 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4293 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4295 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4296 out if !const_ok_for_output.
4299 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4300 case VAR_LOCATION>: Remove gcc_unreachable ().
4302 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4304 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4305 (x86_64-*-*): Ditto.
4306 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4307 back to smmintrin.h.
4308 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4309 * config/i386/x86intrin.h: Remove SSE5.
4310 * config/i386/mmintrin-common.h: Delete file.
4311 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4313 2009-09-29 Richard Guenther <rguenther@suse.de>
4315 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4316 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4318 2009-09-29 Nick Clifton <nickc@redhat.com>
4320 * function.c (current_function_name): If there is no current
4321 function just return "<none>".
4323 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4325 * tree-pass.h (register_pass_info): New structure.
4326 (pass_positioning_ops): Move enum from gcc-plugin.h.
4327 (register_pass): New function.
4328 * gcc-plugin.h (plugin_pass): Delete structure.
4329 (pass_positioning_ops): Delete enum.
4330 * plugin.c (regsiter_pass): Delete function.
4331 (position_pass): Delete function.
4332 (added_pass_nodes): Delete variable.
4333 (prev_added_pass_nodes): Delete variable.
4334 (pass_list_node): Delete structure.
4335 * passes.c (make_pass_instance): New function.
4336 (next_pass_1): Change to call make_pass_instance.
4337 (pass_list_node): Move structure from gcc-plugin.h.
4338 (added_pass_nodes): Move variable from plugin.c.
4339 (prev_added_pass_nodes): Move variable from plugin.c.
4340 (position_pass): New function.
4341 (register_pass): New function.
4343 2009-09-28 Easwaran Raman <eraman@google.com>
4345 * ifcvt.c (noce_try_abs): Recognize pattern and call
4346 expand_one_cmpl_abs_nojump.
4347 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4348 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4350 2009-09-28 Ian Lance Taylor <iant@google.com>
4353 * c-opts.c (c_common_handle_option): Don't set
4354 warn_jump_misses_init for -Wall.
4355 * doc/invoke.texi (Warning Options): Update documentation.
4357 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4359 * Makefile.in ($(out_object_file)): Depend on
4360 gt-$(basename $(notdir $(out_file))).h.
4362 2009-09-28 Richard Henderson <rth@redhat.com>
4364 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4365 * except.c (gen_eh_region): Set it.
4366 (duplicate_eh_regions_1): Copy it.
4367 * tree-eh.c (lower_resx): Use it to determine which function
4370 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4371 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4372 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4373 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4374 BUILT_IN_CXA_END_CLEANUP if necessary.
4376 * c-common.c (c_define_builtins): Update call to
4377 build_common_builtin_nodes.
4379 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4381 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4383 2009-09-28 Michael Matz <matz@suse.de>
4385 * builtins.c (interclass_mathfn_icode): New helper.
4386 (expand_builtin_interclass_mathfn): Use it here, and split folding
4388 (fold_builtin_interclass_mathfn): ... this new folder.
4389 (build_call_nofold_loc): New static helper.
4390 (build_call_nofold): New wrapper macro for above.
4391 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4392 (expand_builtin_pow): Ditto.
4393 (expand_builtin_memset_args): Ditto.
4394 (expand_builtin_printf): Ditto.
4395 (expand_builtin_fprintf): Ditto.
4396 (expand_builtin_sprintf): Ditto.
4397 (expand_builtin_memory_chk): Ditto.
4398 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4399 (expand_builtin_stpcpy): Ditto.
4400 (expand_builtin_strcmp): Ditto.
4401 (expand_builtin_strncmp): Ditto.
4402 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4403 (expand_builtin_strcpy_args): Don't call folders.
4404 (expand_builtin_memcmp): Ditto.
4405 (expand_builtin_strncpy): Ditto, and use target.
4406 (expand_builtin_memcpy): Ditto.
4407 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4408 expand_builtin_strpbrk, expand_builtin_memmove,
4409 expand_builtin_memmove_args, expand_builtin_bcopy,
4410 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4411 expand_builtin_strspn, expand_builtin_strcspn,
4412 expand_builtin_fputs): Remove these.
4413 (expand_builtin): Don't call the above, change calls to other
4414 expanders that changed prototype.
4415 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4416 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4417 fold_builtin_interclass_mathfn.
4418 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4419 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4421 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4422 * passes.c (init_optimization_passes): Move pass_fold_builtins
4423 after last phiopt pass.
4424 * tree-inline.c (fold_marked_statements): When folding builtins
4425 iterate over all instruction potentially generated.
4426 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4428 (fold_gimple_call): Use it to always fold calls (into potentially
4429 multiple instructions).
4430 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4431 calls into zero at this time.
4432 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4433 statements generated by builtin folding.
4435 2009-09-28 Nick Clifton <nickc@redhat.com>
4437 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4439 2009-09-28 Duncan Sands <baldrick@free.fr>
4441 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4442 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4443 (register_callback): Dispatch it.
4444 (invoke_plugin_callbacks): Incorporate in sanity check.
4445 * ggc.h (ggc_register_cache_tab): Add declaration.
4446 * ggc-common.c (ggc_register_root_tab): Simplify.
4447 (const_ggc_cache_tab_t): New typedef.
4448 (extra_cache_vec): New vector of dynamically added cache tables.
4449 (ggc_register_cache_tab): New function.
4450 (ggc_scan_cache_tab): New function.
4451 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4452 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4454 2009-09-27 Richard Henderson <rth@redhat.com>
4456 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4457 which we remove __builtin_stack_restore.
4459 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4461 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4462 to test for GRD_INVARIANT.
4463 (simple_rhs_p): Anything that's function_invariant_p is fine.
4465 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4467 * gengtype.c (main): Use plunge_files instead of plugin_output.
4469 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4470 Rafael Avila de Espindola <espindola@google.com>
4472 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4473 Don't print pch related info if it is false.
4474 (main): Don't print pch info in plugin mode.
4476 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4478 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4479 with dw_val_class_const_double.
4480 (struct dw_val_struct): Replace val_long_long with val_double and
4481 adjust for above change.
4482 (output_loc_operands): Likewise.
4483 (add_AT_long_long): Rename into...
4484 (add_AT_double): ...this.
4485 (print_die): Replace dw_val_class_long_long with
4486 dw_val_class_const_double and adjust.
4487 (attr_checksum): Likewise.
4488 (same_dw_val_p): Likewise.
4489 (size_of_die): Likewise.
4490 (value_format): Likewise.
4491 (output_die): Likewise.
4492 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4493 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4494 instead of add_AT_long_long.
4495 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4496 value with the precision of its type.
4498 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4501 * c-typeck.c (build_conditional_expr): Use the readonly and
4502 volatile flags of the operand types, not of the operands itself.
4504 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4506 * collect2.c (main): Look for -brtl before adding libraries.
4508 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4510 * config.gcc: Update OpenBSD targets.
4511 * config/openbsd-stdint.h: New file.
4512 * config/openbsd-libpthread.h: New file.
4513 * config/openbsd.h: Update and break out LIB_SPEC definition.
4514 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4515 * config/i386/openbsdelf.h: Correct types.
4516 * config/m68k/openbsd.h: Likewise.
4517 * config/mips/openbsd.h: Likewise.
4518 * config/vax/openbsd.h: Likewise.
4520 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4522 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4523 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4524 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4525 of the length and zero.
4527 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4529 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4530 (FLAGS_H): Add options.h $(REAL_H).
4531 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4532 (TREE_VECTORIZER_H): New.
4533 (EBITMAP_H): Renamed from EBIMAP_H.
4534 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4535 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4536 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4537 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4538 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4539 (graphite-clast-to-gimple.o, graphite-dependences.o)
4540 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4541 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4542 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4543 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4544 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4545 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4546 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4547 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4548 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4549 updated and fixed as per above changes and per
4550 check_makefile_deps.sh output.
4553 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4554 * configure: Regenerate.
4556 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4558 * doc/install.texi: Update minimum MPC version to 0.7.
4560 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4562 * doc/install.texi (Binaries): Remove reference to the binary
4563 distribution CD-ROM from the FSF.
4565 2009-09-26 Michael Matz <matz@suse.de>
4569 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4570 that are mentioned in the body.
4572 2009-09-26 Michael Matz <matz@suse.de>
4574 PR tree-optimization/41454
4575 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4576 (tree_ssa_dominator_optimize): Don't allocate and free it.
4577 (dom_opt_leave_block): Don't iterate over it.
4578 (eliminate_redundant_computations): Don't return a value.
4579 (cprop_operand, cprop_into_stmt): Ditto.
4580 (optimize_stmt): Don't defer updating stmts.
4582 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4584 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4585 generic_parameter_die, template_parameter_pack_die,
4586 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4587 renaming DW_TAG_formal_parameter_pack and
4588 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4589 and DW_TAG_GNU_template_parameter_pack.
4591 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4593 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4594 * config/v850/v850.c (v850_function_value): New function.
4595 (TARGET_FUNCTION_VALUE): Define.
4597 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4599 * tree-vect-stmts.c (vectorizable_call): Call
4600 mark_symbols_for_renaming after vect_finish_stmt_generation.
4602 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4603 to loc_descriptor_from_tree.
4604 (add_location_or_const_value_attribute): Pass 0 instead of 2
4605 for decl_by_reference_p decls.
4607 2009-09-25 Richard Guenther <rguenther@suse.de>
4610 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4613 2009-09-25 Ben Elliston <bje@au.ibm.com>
4615 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4618 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4620 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4621 form of instruction.
4623 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4626 * fold-const.c (const_binop): Handle complex int division.
4627 * tree-complex.c (expand_complex_div_straight,
4628 expand_complex_div_wide): Update comments.
4630 2009-09-24 DJ Delorie <dj@redhat.com>
4633 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4634 (reg_class): Likewise.
4635 (REG_CLASS_NAMES): Likewise.
4636 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4637 (m32c_override_options): Disable -fivopts for M32C.
4639 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4641 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4642 Delete VSX load/store with update support.
4643 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4644 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4648 (VStype_load_update): Ditto.
4649 (VStype_store_update): Ditto.
4650 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4651 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4653 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4654 load/store with update builtins.
4656 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4658 * libgcc2.c (L_trampoline): Prototype for getpagesize
4659 and mprotect in WINNT case.
4661 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4663 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4664 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4665 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4666 'outgoing' argument.
4667 (TARGET_FUNCTION_VALUE): Define.
4669 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4671 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4673 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4676 * common.opt: Initialize dwarf_strict to -1.
4677 * toplev.c (process_options): Catch unset dwarf_strict
4678 and set to 0 for all targets not overriding.
4679 * config/darwin.c (darwin_override_options): Catch unset
4680 dwarf_strict and override to 1.
4682 2009-09-24 Jeff Law <law@redhat.com>
4684 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4686 2009-09-24 Richard Guenther <rguenther@suse.de>
4688 PR tree-optimization/36143
4689 PR tree-optimization/38747
4690 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4691 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4693 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4696 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4697 return false instead of gcc_unreachable (). For CONST return the
4698 value returned by recursive call instead of always returning true.
4699 (tree_add_const_value_attribute): Return the value returned by
4700 add_const_value_attribute instead of always returning true if rtl
4703 2009-09-23 Justin Seyster <jrseys@gmail.com>
4705 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4707 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4709 * cgraphunit.c (cgraph_lower_function): Revert last change.
4710 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4711 instead of DECL_NO_STATIC_CHAIN.
4712 * tree-cfg.c (verify_gimple_call): Likewise.
4713 * tree-nested.c (get_chain_decl, get_chain_field,
4714 convert_tramp_reference_op, convert_gimple_call): Likewise.
4715 (convert_all_function_calls): Likewise. Always set or clear
4716 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4717 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4718 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4720 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4721 DECL_NO_STATIC_CHAIN.
4722 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4723 instead of DECL_NO_STATIC_CHAIN.
4724 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4725 decl_function_context.
4726 * varasm.c (initializer_constant_valid_p): Likewise.
4727 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4728 (DECL_STATIC_CHAIN): ... this.
4729 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4730 instead of DECL_NO_STATIC_CHAIN.
4732 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4733 Rafael Avila de Espindola <espindola@google.com>
4735 * gengtype.c (nb_plugin_files): Make it unsigned to match
4736 num_gt_files. Adjust other variables to avoid warnings.
4737 (main): Allocate an all zero lang_bitmap before each plugin file name
4738 to match regular file names.
4740 2009-09-23 Richard Henderson <rth@redhat.com>
4742 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4743 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4744 static chain passed in memory.
4745 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4746 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4747 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4748 STATIC_CHAIN_REGNUM defined.
4750 * config/picochip/picochip-protos.h: s/class/klass/.
4751 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4752 (picochip_static_chain): New.
4753 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4754 (STATIC_CHAIN_INCOMING): Remove.
4756 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4757 (xtensa_static_chain): New.
4758 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4759 (STATIC_CHAIN_INCOMING): Remove.
4761 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4763 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4764 * config/pa/pa-protos.h (function_value): Remove.
4765 * config/pa/pa.c (pa_function_value): Rename from function_value.
4766 Make static, add 'outgoing' argument.
4767 (TARGET_FUNCTION_VALUE): Define.
4769 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4771 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4772 instead of cfun->machine->is_leaf.
4773 * config/avr/avr.h (machine_function): Remove is_leaf field.
4775 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4778 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4779 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4780 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4781 the same size, prefer DW_OP_stack_value.
4782 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4783 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4785 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4788 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4790 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4793 * cfgexpand.c (convert_debug_memory_address): New.
4794 (expand_debug_expr): Convert base address and offset to the same
4795 mode. Use it to convert addresses to other modes. Accept
4798 2009-09-23 Richard Guenther <rguenther@suse.de>
4800 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4801 produced for bigendian targets with promoted subregs.
4803 2009-09-23 Richard Guenther <rguenther@suse.de>
4805 * value-prof.c (gimple_ic): Purge old EH edges only after building
4808 2009-09-23 Nick Clifton <nickc@redhat.com>
4810 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4812 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4815 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4818 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4819 on non-nested functions.
4821 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4822 Jan Hubicka <jh@suse.cz>
4824 * dwarf2out.c (loc_list_plus_const): Only define if
4825 DWARF2_DEBUGGING_INFO.
4826 (address_of_int_loc_descriptor): Likewise.
4829 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4831 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4834 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4835 constant is more than zero.
4837 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4840 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4841 call final to emit non-scheduled prologue, instead insert at entry.
4843 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4844 Joseph S. Myers <joseph@codesourcery.com>
4846 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4848 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4849 Rafael Avila de Espindola <espindola@google.com>
4851 * gengtype.c (is_file_equal): New function.
4852 (close_output_files): Use is_file_equal. Free of->buf.
4854 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4855 Rafael Avila de Espindola <espindola@google.com>
4857 * gengtype.c (write_types, write_local): Add the output_header
4858 argument. Update all callers.
4860 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4862 * dwarf2out.c (template_parameter_pack_die,
4863 gen_formal_parameter_pack_die ): New functions.
4864 (make_ith_pack_parameter_name): Remove this function.
4865 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4866 DW_TAG_formal_parameter_pack.
4867 (gen_generic_params_dies): Represent each template parameter pack
4868 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4869 represented by usual DW_TAG_template_*_parameter DIEs that are
4870 children of the DW_TAG_template_parameter_pack element DIE.
4871 (generic_parameter_die): This doesn't deal with parameter pack
4872 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4873 of parameter pack DIEs.
4874 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4875 in certain cases, e.g. for pack elements.
4876 (gen_formal_types_die, gen_decl_die): Adjust usage of
4877 gen_formal_parameter_die.
4878 (gen_subprogram_die): Represent each function parameter pack by a
4879 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4880 represented by usual DW_TAG_formal_parameter DIEs that are children
4881 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4882 ____builtin_va_alist decls as no part of the compiler uses those
4884 * langhooks.h (struct lang_hooks_for_decls): Add
4885 function_parm_expanded_from_pack_p, get_generic_function_decl
4886 and function_parameter_pack_p hooks. Fix comment for
4887 get_innermost_generic_parms hook.
4888 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4889 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4890 macros and use them to initialize lang_hook.
4892 2009-09-22 Richard Henderson <rth@redhat.com>
4894 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4895 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4896 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4897 on TRAMPOLINE_TEMPLATE.
4898 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4899 TRAMPOLINE_ADJUST_ADDRESS.
4900 * targhooks.c (default_asm_trampoline_template): Remove.
4901 (default_trampoline_adjust_address): Remove.
4902 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4903 * targhooks.h: Update decls.
4905 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4907 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4908 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4909 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4911 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4914 * reload1.c (reload): Reset debug insns with pseudos without
4917 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4919 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4920 unconditional true for decimal float modes.
4921 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4922 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4924 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4926 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4927 Enable a new case for __FreeBSD__ >= 7.
4928 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4929 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4930 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4931 and USE_LD_AS_NEEDED.
4933 * doc/install.texi (*-*-freebsd*): Update target information.
4935 2009-09-22 Richard Guenther <rguenther@suse.de>
4938 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4939 arrays really properly.
4941 2009-09-22 Richard Henderson <rth@redhat.com>
4944 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4945 calls.static_chain, calls.trampoline_init,
4946 calls.trampoline_adjust_address.
4947 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4948 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4949 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4950 * builtins.c (expand_builtin_setjmp_receiver): Use
4951 targetm.calls.static_chain; only clobber registers.
4952 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4953 set up memory attributes properly for the trampoline block.
4954 (expand_builtin_adjust_trampoline): Use
4955 targetm.calls.trampoline_adjust_address.
4956 * calls.c (prepare_call_address): Add fndecl argument. Use
4957 targetm.calls.static_chain.
4958 * df-scan.c (df_need_static_chain_reg): Remove.
4959 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4960 consolodate static chain handling.
4961 * doc/tm.texi: Document new hooks.
4962 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4963 (init_emit_regs): Don't initialize them.
4964 * expr.h (prepare_call_address): Update decl.
4965 * final.c (profile_function): Use targetm.calls.static_chain.
4966 * function.c (expand_function_start): Likewise.
4967 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4968 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4969 only clobber registers.
4970 * targhooks.c (default_static_chain): New.
4971 (default_asm_trampoline_template, default_trampoline_init): New.
4972 (default_trampoline_adjust_address): New.
4973 * targhooks.h: Declare them.
4974 * varasm.c (assemble_trampoline_template): Use
4975 targetm.asm_out.trampoline_template. Make the memory block const
4978 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4979 alpha_initialize_trampoline. Make static. Merge VMS parameter
4980 differences into the TARGET_ABI_OPEN_VMS code block.
4981 (TARGET_TRAMPOLINE_INIT): New.
4982 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4983 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4984 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4985 (INITIALIZE_TRAMPOLINE): Remove.
4987 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4988 (TRAMPOLINE_TEMPLATE): Merge with ...
4989 (INITIALIZE_TRAMPOLINE): ... this and move ...
4990 * config/arc/arc.c (arc_trampoline_init): ... here.
4991 (TARGET_TRAMPOLINE_INIT): New.
4993 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4994 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4995 (arm_asm_trampoline_template): New.
4996 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4997 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4998 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4999 code to arm_asm_trampoline_template.
5000 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5001 arm_trampoline_adjust_address.
5002 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5003 adjust for target hook parameters.
5005 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5008 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5009 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5010 (bfin_trampoline_init): Rename from initialize_trampoline;
5011 make static; update for target hook parameters.
5012 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5013 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5014 bfin_asm_trampoline_template.
5015 (INITIALIZE_TRAMPOLINE): Remove.
5017 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5018 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5019 cris_trampoline_init): New.
5020 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5021 cris_asm_trampoline_template.
5022 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5023 adjust for target hook parameters.
5025 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5027 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5028 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5029 fr30_trampoline_init): New.
5030 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5031 fr30_asm_trampoline_template.
5032 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5033 adjust for target hook parameters.
5035 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5036 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5037 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5038 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5039 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5041 * config/h8300/h8300.c (h8300_trampoline_init): New.
5042 (TARGET_TRAMPOLINE_INIT): New.
5043 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5044 to h8300_trampoline_init and adjust for hook parameters.
5046 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5047 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5048 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5049 make static; adjust for hook parameters.
5050 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5052 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5053 (TARGET_TRAMPOLINE_INIT): New.
5054 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5055 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5056 iq2000_asm_trampoline_template.
5057 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5058 (TRAMPOLINE_CODE_SIZE): New.
5059 (TRAMPOLINE_SIZE): Use it.
5060 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5062 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5063 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5064 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5065 adjust for hook parameters.
5066 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5068 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5069 (m32r_trampoline_init): New.
5070 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5071 m32r_trampoline_init.
5073 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5074 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5075 make static; update for hook parameters.
5076 * config/m68hc11/m68hc11-protos.h: Update.
5077 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5079 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5080 (TARGET_TRAMPOLINE_INIT): New.
5081 (mcore_function_value): Fix typo.
5082 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5083 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5084 to mcore_asm_trampoline_template.
5085 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5087 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5088 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5089 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5090 update for hook parameters.
5091 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5093 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5094 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5095 mips_trampoline_init): New.
5096 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5097 mips_asm_trampoline_template.
5098 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5099 update for hook parameters.
5101 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5102 (TARGET_TRAMPOLINE_INIT): New.
5103 (mmix_trampoline_size): Remove.
5104 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5105 make static. Remove out-of-date tetra vs octa comment.
5106 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5107 make static; update for hook parameters.
5108 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5109 (INITIALIZE_TRAMPOLINE): Remove.
5110 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5111 (TRAMPOLINE_ALIGNMENT): New.
5112 * gcc/config/mmix/mmix-protos.h: Update.
5114 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5115 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5116 mn10300_trampoline_init): New.
5117 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5118 mn10300_asm_trampoline_template.
5119 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5121 * config/moxie/moxie.c (moxie_static_chain,
5122 moxie_asm_trampoline_template, moxie_trampoline_init,
5123 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5124 TARGET_TRAMPOLINE_INIT): New.
5125 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5126 moxie_trampoline_init.
5127 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5128 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5130 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5131 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5132 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5133 pa_trampoline_adjust_address): New.
5134 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5135 pa_asm_trampoline_template.
5136 (TRAMPOLINE_ALIGNMENT): New.
5137 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5138 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5139 adjust for hook parameters.
5140 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5142 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5143 (TARGET_TRAMPOLINE_INIT): New.
5144 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5145 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5147 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5149 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5150 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5151 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5152 make static; adjust parameters for the hook.
5153 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5155 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5156 s390_trampoline_template; make static.
5157 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5158 make static; adjust for target hook.
5159 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5160 * config/s390/s390-protos.h: Remove trampoline decls.
5161 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5162 (TRAMPOLINE_TEMPLATE): Remove.
5163 (TRAMPOLINE_ALIGNMENT): New.
5165 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5166 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5167 (TARGET_TRAMPOLINE_INIT): New.
5168 (score_asm_trampoline_template): New.
5169 (score_trampoline_init): Rename from score_initialize_trampoline;
5170 make static; adjust for hook parameters.
5171 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5172 score[37]_asm_trampoline_template.
5173 (INITIALIZE_TRAMPOLINE): Remove.
5174 * config/score/score3.c (score3_asm_trampoline_template): New.
5175 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5176 adjust for target hook.
5177 * config/score/score7.c (score7_asm_trampoline_template): New.
5178 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5179 adjust for target hook.
5180 * config/score/score3.h, config/score/score7.h: Update.
5182 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5183 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5184 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5185 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5186 make static; adjust for target hook parameters.
5187 (sh_trampoline_adjust_address): New.
5188 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5189 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5191 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5192 (sparc32_initialize_trampoline): Rename from
5193 sparc_initialize_trampoline; make static; replace tramp parameter
5194 with m_tramp and update memory accesses.
5195 (sparc64_initialize_trampoline): Similarly.
5196 (sparc_trampoline_init): New.
5197 * config/sparc/sparc-protos.h: Remove trampoline decls.
5198 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5199 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5201 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5202 (array_to_constant): Make ARR parameter const.
5203 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5204 make static; update for hook parameters.
5205 * config/spu/spu-protos.h: Update decls.
5206 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5208 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5209 from xstormy16_initialize_trampoline; make static; update for
5211 (TARGET_TRAMPOLINE_INIT): New.
5212 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5214 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5215 (TARGET_TRAMPOLINE_INIT): New.
5216 (v850_can_eliminate): Make static.
5217 (v850_asm_trampoline_template, v850_trampoline_init): New.
5218 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5219 v850_asm_trampoline_template.
5220 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5221 and adjust for target hook parameters.
5223 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5224 (TARGET_TRAMPOLINE_INIT): New.
5225 (vax_asm_trampoline_template, vax_trampoline_init): New.
5226 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5227 vax_asm_trampoline_template.
5228 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5230 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5231 (TARGET_TRAMPOLINE_INIT): New.
5232 (xtensa_asm_trampoline_template): Rename from
5233 xtensa_trampoline_template; make static.
5234 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5235 make static; update for hook parameters.
5236 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5237 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5238 (INITIALIZE_TRAMPOLINE): Remove.
5240 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5241 error for nested functions with regparm=3.
5242 (ix86_compute_frame_layout): Adjust frame pointer offset for
5243 ix86_static_chain_on_stack.
5244 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5245 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5246 don't reset to UNITS_PER_WORD.
5247 (ix86_emit_leave): Adjust ix86_cfa_state.
5248 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5249 (ix86_static_chain): New.
5250 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5251 make static; update for target hook parameters; use ix86_static_chain.
5252 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5253 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5254 (INITIALIZE_TRAMPOLINE): Remove.
5255 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5256 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5257 to the end. Add static_chain_on_stack.
5258 (ix86_static_chain_on_stack): New.
5260 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5261 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5262 (m68k_trampoline_init): New.
5263 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5264 m68k_trampoline_init and adjust for hook parameters.
5265 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5266 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5268 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5270 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5271 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5273 * reload1.c (reload): Call wrap_constant when substituting
5274 reg for equiv inside of DEBUG_INSNs.
5277 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5278 add_call_src_coords_attributes, add_high_low_attributes,
5279 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5280 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5281 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5282 when -gdwarf-2 -gstrict-dwarf.
5283 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5284 -gdwarf-[23] -gstrict-dwarf.
5285 (address_of_int_loc_descriptor, loc_descriptor,
5286 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5287 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5288 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5290 2009-09-22 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/41428
5293 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5294 (ccp_finalize): Pass it to substitute_and_fold.
5296 2009-09-22 Richard Guenther <rguenther@suse.de>
5298 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5299 (substitute_and_fold): Adjust prototype.
5300 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5301 (simplify_stmt_using_ranges): Likewise.
5302 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5303 (vrp_fold_stmt): New function.
5304 (vrp_finalize): Pass it to substitute_and_fold.
5305 * tree-flow.h (vrp_evaluate_conditional): Remove.
5306 (simplify_stmt_using_ranges): Likewise.
5307 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5308 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5309 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5311 (fold_predicate_in): Move to tree-vrp.c.
5312 (substitute_and_fold): Use the callback instead of calling into
5313 tree-vrp.c functions directly.
5315 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5317 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5318 comparison warning on rs6000.
5321 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5322 GIMPLE_EH_MUST_NOT_THROW cleanup.
5323 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5325 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5328 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5329 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5330 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5331 libSystem which is derived from the gcc 4.2.1 unwinder.
5333 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5336 * varasm.c (default_encode_section_info): Copy TLS model into
5337 sym_ref flags regardless of backend support for TLS, for all
5338 model types except TLS_MODEL_EMULATED.
5340 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5343 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5344 we can handle it correctly.
5346 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5348 * doc/install.texi (os2): Remove section.
5350 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5352 * doc/standards.texi (Objective-C): Adjust two URLs.
5354 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5356 * tree-tailcall.c (process_assignment): Don't check if a
5357 multiplication or an addition are already present.
5358 (find_tail_calls): Combine multiple additions and multiplications.
5359 (adjust_accumulator_values): Emit accumulators.
5361 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5363 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5364 xmm register restore.
5366 2009-09-21 Jan Hubicka <jh@suse.cz>
5368 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5369 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5372 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5374 * stor-layout.c (layout_type): Remove obsolete code.
5376 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5379 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5381 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5384 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5385 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5386 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5387 * fold-const.c (const_binop): Likewise.
5388 * real.h (do_mpc_arg2): Update prototype.
5390 2009-09-20 Jan Hubicka <jh@suse.cz>
5392 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5393 (add_location_or_const_value_attribute): Rewrite using
5395 (tree_add_const_value_attribute): Return true if successful.
5396 (tree_add_const_value_attribute_for_decl): Likewise.
5398 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5399 (loc_descriptor): ... here;
5400 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5401 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5402 pool items that was not marked for output.
5403 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5404 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5405 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5406 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5407 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5408 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5409 DW_OP_stack_value to get address of items that are not available
5411 (dw_loc_list): Handle single element lists correctly.
5413 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5414 Pascal Obry <obry@adacore.com>
5416 * unwind-dw2-fde.c (classify_object_over_fdes):
5417 Cast the constant 1 to _Unwind_Ptr.
5418 (add_fdes): Likewise.
5419 (linear_search_fdes): Likewise.
5421 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5423 * stor-layout.c (set_sizetype): Avoid useless type copy.
5425 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5427 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5429 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5430 * configure, config.in: Regenerate.
5431 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5433 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5434 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5435 for global data if the output could be used in a shared library.
5436 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5437 to 0 if TARGET_WRITABLE_EH_FRAME.
5439 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5441 PR rtl-optimization/39886
5442 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5443 just when insn is equal to BB_END (bb).
5445 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5447 * config/mips/mips.opt (mrelax-pic-calls): New option.
5448 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5450 (mips_unspec_call): Change "unspec_call" expander into this.
5451 (mips_strip_unspec_call): New function.
5452 (mips_got_load): Call mips_unspec_call instead of
5453 gen_unspec_call<mode>.
5454 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5456 (mips_cfg_in_reorg): New function.
5457 (mips16_lay_out_constants): Use it to decide whether to call
5458 CFG-aware insn splitting.
5459 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5460 mips_reorg. Move DF set-up code from here ...
5461 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5463 (mips_reorg): Call mips_df_reorg instead of
5464 r10k_insert_cache_barriers. Move CFG set-up code here from
5465 r10k_insert_cache_barriers.
5466 (mips_call_expr_from_insn): New function.
5467 (mips_pic_call_symbol_from_set): Likewise.
5468 (mips_find_pic_call_symbol): Likewise.
5469 (mips_annotate_pic_call_expr): Likewise.
5470 (mips_get_pic_call_symbol): Likewise.
5471 (mips_annotate_pic_calls): Likewise.
5472 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5474 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5475 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5476 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5478 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5479 (unspec_call<mode>): Remove it.
5480 (sibcall_internal, sibcall_value_internal,
5481 sibcall_value_multiple_internal, call_internal, call_split,
5482 call_value_internal, call_value_split,
5483 call_value_multiple_internal, call_value_multiple_split): Pass
5484 SIZE_OPNO to MIPS_CALL.
5485 (call_internal_direct, call_direct_split,
5486 call_value_internal_direct, call_value_direct_split): Pass -1 as
5487 SIZE_OPNO to MIPS_CALL.
5488 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5489 * configure: Regenerate.
5490 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5491 and -mno-relax-pic-calls.
5492 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5494 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5497 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5498 in the directory this rule is called from, rather than the
5499 toplevel 'gcc' directory, to fix in-tree build.
5501 2009-09-19 Chris Demetriou <cgd@google.com>
5503 PR preprocessor/28435:
5504 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5505 to cpplib that the preprocessor output is needed.
5507 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5509 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5510 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5511 *return_and_restore_fpregs_<mode>,
5512 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5515 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5516 instead of assuming it has always a REG inside of it.
5518 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5520 * config/freebsd.h: Update comment on types.
5521 (WINT_TYPE): Define.
5523 2009-09-18 Jason Merrill <jason@redhat.com>
5525 * c.opt: Add -fno-deduce-init-list.
5527 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5529 * value-prof.c (interesting_stringop_to_profile_p): Added output
5530 argument to indicate which parameter is the size parameter.
5531 * value-prof.c (gimple_stringop_fixed_value): Use
5532 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5533 * value-prof.c (gimple_stringops_transform): Update call sites to
5534 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5536 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5539 From David Binderman <dcb314@hotmail.com>:
5540 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5541 local variable f. Remove stale comments.
5542 (ix86_compute_frame_layout): Remove useless local variable total_size.
5543 Remove #if 0'd code.
5544 (legitimate_address_p): Remove useless local variables
5545 reason_rtx and reason.
5546 (ix86_split_copysign_const): Remove useless local variable op1.
5547 (scale_counter): Remove useless local variable piece_size_mask.
5549 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5551 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5554 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5557 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5559 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5561 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5564 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5566 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5567 DW_OP_implicit_value even without dwarf_version 4.
5569 2009-09-17 Jan Hubicka <jh@suse.cz>
5571 * dwarf2out.c: Include tree-pass.h and gimple.h.
5572 (loc_list_plus_const): New function.
5573 (loc_descriptor_from_tree_1): Rename to ...
5574 (loc_descriptor_from_tree): ... remove original.
5575 (loc_list_from_tree): New function.
5576 (add_AT_location_description): Accept location list.
5577 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5578 (concatn_mem_loc_descriptor): Remove.
5579 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5581 (secname_for_decl): Move up.
5582 (hidden_reference_p): New function; break out from ...
5583 (loc_by_refernece): ... here; move up.
5584 (dw_loc_list): New function.
5585 (single_element_loc_list): New function.
5586 (single_element_loc_list_p): New function.
5587 (add_loc_descr_to_each): New function.
5588 (add_loc_list): New function.
5589 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5590 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5591 add diagnostics why expansion failed.
5592 (add_location_or_const_value_attribute): Support location lists.
5593 (add_bound_info): Likewise.
5594 (descr_info_loc): Update call of loc_descriptor_from_tree.
5595 (gen_variable_die): Work on location lists.
5596 * final.c (pass_final): Add dump file.
5597 * Makefile.in (dwarf2out.o): Add new dependencies.
5599 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5602 * real.c decimal_from_integer, decimal_integer_string): New.
5603 (real_from_integer): Use them as special case for decimal float.
5604 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5605 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5606 Do not append zero after the decimal point in string to convert.
5608 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5610 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5611 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5613 2009-09-17 Martin Jambor <mjambor@suse.cz>
5615 * common.opt (fipa-sra): New switch.
5616 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5617 * timevar.def (TV_IPA_SRA): New timevar.
5618 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5619 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5620 * tree-sra.c: Include cgraph.c.
5621 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5622 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5623 and grp_not_necessarilly_dereferenced.
5624 (func_param_count): New variable.
5625 (encountered_apply_args): New variable.
5626 (bb_dereferences): New variable.
5627 (final_bbs): New variable.
5628 (no_accesses_representant): New variable.
5629 (no_accesses_p): New function.
5630 (dump_access): Dump the new fields.
5631 (sra_initialize): Set encountered_apply_args to false.
5632 (get_ssa_base_param): New function.
5633 (mark_parm_dereference): New function.
5634 (create_access): Caring for INIDRECT_REFs and different handling of
5635 varialble length accesses in early IPA SRA. Store the stmt - a new
5636 parameter - to the new access.
5637 (build_access_from_expr_1): New parameter stmt, passed to
5638 create_access. Handle INDIRECT_REFs.
5639 (build_access_from_expr): Pass the current statement to
5640 build_access_from_expr_1.
5641 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5643 (build_accesses_from_assign): Pass the current statement to
5644 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5645 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5646 final_bbs when necessary. Check for calls to __builtin_apply_args.
5647 Fixup EH info if anythng was changed.
5648 (is_unused_scalar_param): New function.
5649 (ptr_parm_has_direct_uses): New function.
5650 (find_param_candidates): New function.
5651 (mark_maybe_modified): New function.
5652 (analyze_modified_params): New function.
5653 (propagate_dereference_distances): New function.
5654 (dump_dereferences_table): New function.
5655 (analyze_caller_dereference_legality): New function.
5656 (unmodified_by_ref_scalar_representative): New function.
5657 (splice_param_accesses): New function.
5658 (decide_one_param_reduction): New function.
5659 (enum ipa_splicing_result): New type.
5660 (splice_all_param_accesses): New function.
5661 (get_param_index): New function.
5662 (turn_representatives_into_adjustments): New function.
5663 (analyze_all_param_acesses): New function.
5664 (get_replaced_param_substitute): New function.
5665 (get_adjustment_for_base): New function.
5666 (replace_removed_params_ssa_names): New function.
5667 (sra_ipa_reset_debug_stmts): New function.
5668 (sra_ipa_modify_expr): New function.
5669 (sra_ipa_modify_assign): New function.
5670 (convert_callers): New function.
5671 (modify_function): New function.
5672 (ipa_sra_preliminary_function_checks): New function.
5673 (ipa_early_sra): New function.
5674 (ipa_early_sra_gate): New function.
5675 (pass_early_ipa_sra): New variable.
5676 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5678 2009-09-17 Michael Matz <matz@suse.de>
5681 * tree.c (build_type_attribute_qual_variant): Export.
5682 * tree.h (build_type_attribute_qual_variant): Declare.
5683 * tree-inline.c (remap_type_1): Use it to build variants with
5684 the original qualifiers and attributes.
5686 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5688 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5689 without a fallthrough edge.
5691 2009-09-16 DJ Delorie <dj@redhat.com>
5693 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5694 chip and ignore the "fast_interrupt" attribute if so.
5696 2009-09-16 Richard Henderson <rth@redhat.com>
5699 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5702 2009-09-16 Richard Henderson <rth@redhat.com>
5705 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5706 is set only if DECL_NO_STATIC_CHAIN is unset.
5707 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5708 (FOR_EACH_NEST_INFO): New.
5709 (walk_all_functions): Use it.
5710 (finalize_nesting_tree): Likewise.
5711 (unnest_nesting_tree): Likewise.
5712 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5713 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5714 (convert_gimple_call): Early out if gimple_call_chain already set.
5715 (convert_all_function_calls): Iterate until no new functions
5716 require a static chain.
5717 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5718 when building a trampoline. Use dump_function_to_file instead
5720 (lower_nested_functions): Open dump_file. Validate that decls
5721 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5722 bit reset by this pass.
5724 2009-09-16 Michael Matz <matz@suse.de>
5727 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5728 shorten decl_common_unused.
5729 (DECL_RESTRICTED_P): New accessor.
5730 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5731 to disambiguate marked decls and restrict pointers.
5733 2009-09-16 Richard Henderson <rth@redhat.com>
5736 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5738 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5740 * integrate.c (set_block_abstract_flags): Call
5741 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5743 2009-09-16 Richard Guenther <rguenther@suse.de>
5746 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5749 2009-09-16 DJ Delorie <dj@redhat.com>
5750 Kaz Kojima <kkojima@gcc.gnu.org>
5752 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5753 (sh_expand_prologue): Update calls to output_stack_adjust.
5754 (sh_expand_epilogue): Likewise.
5756 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5759 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5760 trying to limit the extent of searches in the insn stream.
5762 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5763 Jakub Jelinek <jakub@redhat.com>
5767 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5769 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5770 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5771 (rs6000_savres_strategy): Always save FP registers inline if the
5772 target doesn't support hardware double-precision. Set the above
5773 bits in return value when needed.
5774 (rs6000_savres_routine_sym): Fix computation for cache selector.
5775 Mark the generated symbol as a function. Rename exitp argument to
5776 lr. Move code for determining the name of the symbol...
5777 (rs6000_savres_routine_name): ...here. New function. Add cases for
5778 getting the names right on AIX and 64-bit Linux.
5779 (savres_routine_name): New variable.
5780 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5781 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5782 on what the target routine uses as a base register. If savep && lr
5783 describe saving of r0 into memory slot.
5784 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5785 line calls for AIX ABI.
5786 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5787 determine FP save/restore functions.
5788 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5789 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5791 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5792 Duplicate restoration of LR and execute the appropriate one
5793 depending on whether GPRs are being restored inline. Set r11 from
5794 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5795 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5796 Fix out of line calls for AIX ABI.
5797 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5799 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5801 (*restore_gpregs_spe): Likewise.
5802 (*return_and_restore_gpregs_spe): Likewise.
5803 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5804 Define to empty string unconditionally.
5805 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5806 Define to empty string unconditionally.
5807 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5810 2009-09-15 Jan Hubicka <jh@suse.cz>
5812 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5813 * params.def (inline-insns-auto): Likewise.
5815 2009-09-15 Martin Jambor <mjambor@suse.cz>
5817 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5818 individual statements only at TDF_DETAILS dump level. Format
5819 source for 80 characters per line.
5821 2009-09-15 Christian Bruel <christian.bruel@st.com>
5823 * regrename.c (do_replace): Update REG_DEAD notes.
5825 2009-09-15 Revital Eres <eres@il.ibm.com>
5827 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5828 * targhooks.c (default_builtin_support_vector_misalignment):
5829 New builtin function.
5830 * targhooks.h (default_builtin_support_vector_misalignment):
5832 * target.h (builtin_support_vector_misalignment):
5833 New field in struct gcc_target.
5834 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5835 new builtin function.
5836 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5838 * config/rs6000/rs6000.c
5839 (rs6000_builtin_support_vector_misalignment): New function.
5840 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5842 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5844 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5846 (bfin_optimize_loop): Likewise.
5847 (bfin_gen_bundles): Likewise.
5848 (workaround_speculation): Likewise.
5849 (find_load): Return NULL_RTX for debug_insn.
5851 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5853 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5856 2009-09-14 DJ Delorie <dj@redhat.com>
5858 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5859 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5862 2009-09-14 Richard Henderson <rth@redhat.com>
5863 Jakub Jelinek <jakub@redhat.com>
5865 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5866 * cfgbuild.c (make_edges): Handle asm goto.
5867 * cfglayout.c (fixup_reorder_chain): Likewise.
5868 * cfgrtl.c (patch_jump_insn): Likewise.
5869 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5870 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5871 (gimple_build_asm_vec): Add and use labels parameter.
5872 (gimple_build_asm): Remove.
5873 (walk_gimple_asm): Walk labels too.
5874 * gimple.def (GIMPLE_ASM): Update docs.
5875 * gimple.h: Update decls.
5876 (struct gimple_statement_asm): Change nc to use unsigned char;
5878 (gimple_asm_nlabels): New.
5879 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5880 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5881 into gimple_build_asm_vec.
5882 * jump.c (mark_jump_label_asm): New.
5883 (mark_jump_label): Use it.
5884 (redirect_jump_1): Handle asm goto.
5885 (invert_jump_1): Soft fail if X is null.
5886 * recog.c (extract_asm_operands): New.
5887 (asm_noperands): Use it; handle asm labels.
5888 (decode_asm_operands): Use extract_asm_operands.
5889 (asm_operand_ok): Properly handle empty string.
5890 * reg-stack.c (get_asm_operands_in_out): Rename from
5891 get_asm_operand_n_inputs; use extract_asm_operands; return both
5892 inputs and outputs by reference; update all callers.
5893 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5894 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5895 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5896 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5897 (extract_asm_operands): Declare.
5898 * stmt.c (expand_asm_operands): Add and use labels parameter.
5899 (check_unique_operand_names): Likewise.
5900 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5901 (expand_asm_stmt): Handle asm labels.
5902 * tree-cfg.c (make_gimple_asm_edges): New.
5903 (make_edges): Use it.
5904 (cleanup_dead_labels): Handle asm labels.
5905 (is_ctrl_altering_stmt): Likewise.
5906 (gimple_redirect_edge_and_branch): Likewise.
5907 * tree.def (ASM_EXPR): Add 5th operand.
5908 * tree.h (ASM_LABELS): New.
5909 (resolve_asm_operand_names): Update decl.
5911 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5912 (c_parser_asm_goto_operands): New.
5913 * c-tree.h (build_asm_expr): Update decl.
5914 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5915 * doc/extend.texi: Document asm goto.
5917 2009-09-14 Richard Henderson <rth@redhat.com>
5919 * except.h: Update declarations.
5920 (struct pointer_map_t): Forward declare.
5921 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5922 (struct eh_landing_pad_d, eh_landing_pad): New.
5923 (struct eh_catch_d, eh_catch): New.
5924 (struct eh_region_d): Remove next_region_sharing_label, aka,
5925 label, tree_label, landing_pad, post_landing_pad, resume,
5926 may_contain_throw. Rename region_number to index. Remove
5927 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5928 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5929 (VEC(eh_landing_pad,gc)): New.
5930 (struct eh_status): Remove last_region_number. Add lp_array,
5931 throw_stmt_table, ttype_data, ehspec_data.
5932 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5933 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5934 * except.c (lang_protect_cleanup_actions): Return tree.
5935 (struct ehl_map_entry): Remove.
5936 (init_eh_for_function): Push zero entries for region and lp_array.
5937 (gen_eh_region): Add to region_array immediately.
5938 (gen_eh_region_catch): Operate on eh_catch objects.
5939 (gen_eh_landing_pad): New.
5940 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5941 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5942 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5943 (get_eh_landing_pad_from_number_fn): New.
5944 (get_eh_landing_pad_from_number): New.
5945 (get_eh_region_from_lp_number_fn): New.
5946 (get_eh_region_from_lp_number): New.
5947 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5948 (get_exception_pointer, get_exception_filter): Remove.
5949 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5950 (current_function_has_exception_handlers): Simplify.
5951 (bring_to_root, eh_region_replaceable_by_p): Remove.
5952 (replace_region, hash_type_list, hash_eh_region): Remove.
5953 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5954 (label_to_region_map, num_eh_regions): Remove.
5955 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5956 (find_exception_handler_labels): Remove.
5957 (duplicate_eh_regions_0, find_prev_try): Remove.
5958 (struct duplicate_eh_regions_data): New.
5959 (duplicate_eh_regions_1): Rewrite.
5960 (duplicate_eh_regions): Return a pointer map instead of an
5962 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5963 (redirect_eh_edge_to_label): Remove.
5964 (eh_region_outermost): Rewrite using eh_region pointers
5965 instead of integers.
5966 (add_ttypes_entry): Update for ttype_data move to eh_status.
5967 (add_ehspec_entry): Rewrite with VEC instead of varray.
5968 (assign_filter_values): Likewise. Export.
5969 (build_post_landing_pads, connect_post_landing_pads): Remove.
5970 (dw2_build_landing_pads): Rewrite to use lp_array.
5971 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5972 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5973 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5974 (sjlj_mark_call_sites): Update for landing pad numbers.
5975 (finish_eh_generation): Rewrite.
5976 (gate_handle_eh): Do nothing for no eh tree.
5977 (pass_rtl_eh): Move up near finish_eh_generation.
5978 (remove_eh_landing_pad): New.
5979 (remove_eh_handler): Export.
5980 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5981 (for_each_eh_label): Rewrite to use lp_array.
5982 (make_reg_eh_region_note): New.
5983 (make_reg_eh_region_note_nothrow_nononlocal): New.
5984 (insn_could_throw_p): New.
5985 (copy_reg_eh_region_note_forward): New.
5986 (copy_reg_eh_region_note_backward): New.
5987 (check_handled, add_reachable_handler): Remove.
5988 (reachable_next_level, foreach_reachable_handler): Remove.
5989 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5990 (get_eh_region_and_lp_from_rtx): New.
5991 (get_eh_region_from_rtx): New.
5992 (can_throw_internal_1, can_throw_external_1): Remove.
5993 (can_throw_internal): Use get_eh_region_from_rtx.
5994 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5995 (insn_nothrow_p, can_nonlocal_goto): New.
5996 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5997 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5998 (add_action_record): Use VEC not varray.
5999 (collect_one_action_chain): Update for eh_region changes.
6000 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6001 Use get_eh_region_and_lp_from_rtx.
6002 (gate_convert_to_eh_region_ranges): New.
6003 (pass_convert_to_eh_region_ranges): Use it.
6004 (push_uleb128, push_sleb128): Use VEC not varray.
6005 (output_one_function_exception_table): Likewise.
6006 (dump_eh_tree): Update for eh_region changes.
6007 (verify_eh_tree): Likewise.
6008 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6009 * tree-eh.c: Include target.h.
6010 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6011 Don't disallow GIMPLE_RESX; adjust argument check.
6012 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6013 (record_stmt_eh_region): Update for landing pad numbers;
6014 generate a landing pad if necessary.
6015 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6016 (remove_stmt_from_eh_lp_fn): Similarly.
6017 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6018 Update for lp numbers; don't special case missing throw_stmt_table.
6019 (lookup_expr_eh_lp): Similarly.
6020 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6021 (eh_seq, eh_region_may_contain_throw): New.
6022 (struct leh_state): Add ehp_region.
6023 (struct leh_tf_state): Remove eh_label.
6024 (emit_post_landing_pad): New.
6025 (emit_resx, emit_eh_dispatch): New.
6026 (note_eh_region_may_contain_throw): New.
6027 (frob_into_branch_around): Take eh_region not eh label;
6028 emit eh code into eh_seq.
6029 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6030 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6031 lower_eh_must_not_throw. Emit code to eh_seq.
6032 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6033 (lower_try_finally_onedest): Likewise.
6034 (lower_try_finally_copy): Likewise.
6035 (lower_try_finally_switch): Likewise.
6036 (lower_try_finally): Initialize ehp_region.
6037 (lower_catch): Update for eh_catch objects.
6038 (lower_eh_filter): Don't handle must_not_throw.
6039 (lower_eh_must_not_throw): New.
6040 (lower_cleanup): Don't set eh_label.
6041 (lower_eh_constructs_2): Resolve eh builtins.
6042 Handle GIMPLE_EH_MUST_NOT_THROW.
6043 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6044 Add eh_seq to the end of the function body.
6045 (make_eh_dispatch_edges): New.
6046 (make_eh_edge): Remove.
6047 (make_eh_edges): Simplify for landing pads.
6048 (redirect_eh_edge_1): New.
6049 (redirect_eh_edge): Use it.
6050 (redirect_eh_dispatch_edge): New.
6051 (stmt_could_throw_p): Use a switch. Allow RESX.
6052 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6053 (stmt_can_throw_internal): Likewise.
6054 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6055 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6056 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6057 (gate_refactor_eh): New.
6058 (pass_refactor_eh): Use it.
6059 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6060 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6061 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6062 (remove_unreachable_handlers): Rename from
6063 tree_remove_unreachable_handlers; rewrite for landing pads;
6064 call remove_eh_handler directly.
6065 (remove_unreachable_handlers_no_lp): New.
6066 (unsplit_eh, unsplit_all_eh): New.
6067 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6068 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6069 (cleanup_empty_eh_unsplit): New.
6070 (cleanup_empty_eh): Rewrite.
6071 (cleanup_all_empty_eh): New.
6072 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6073 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6074 (gate_cleanup_eh): New.
6075 (pass_cleanup_eh): Use it.
6076 (verify_eh_edges): Move later in file. Expect one EH edge.
6077 (verify_eh_dispatch_edge): New.
6079 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6080 (gtype-desc.o): Add TARGET_H.
6081 (tree.o): Use EXCEPT_H, not except.h.
6082 (cfgbuild.o): Add EXPR_H.
6083 (GTFILES): Add vecprim.h.
6084 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6085 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6086 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6087 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6088 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6089 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6090 calls to can_throw_internal.
6091 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6092 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6093 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6094 (expand_gimple_stmt): Use make_reg_eh_region_note.
6095 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6096 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6097 or find_exception_handler_labels.
6098 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6099 there is exacly one EH edge. Use can_nonlocal_goto and
6101 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6102 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6103 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6104 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6105 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6106 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6107 * dse.c (scan_insn): Use insn_could_throw_p.
6108 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6109 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6110 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6111 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6112 EXC_PTR_EXPR or FILTER_EXPR.
6113 (tree_expr_nonzero_warnv_p): Likewise.
6114 * function.h: Include vecprim.h, not varray.h
6115 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6116 move ttype_data and ehspec_data members to struct eh_status; change
6117 action_record_data member to a VEC.
6118 * gcse.c (hash_scan_set): Use can_throw_internal.
6119 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6120 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6121 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6122 (block_may_fallthru): Don't handle RESX_EXPR.
6123 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6124 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6125 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6126 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6127 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6128 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6129 (gimple_size): Likewise.
6130 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6131 (gimple_build_resx): Use gimple_build_with_ops.
6132 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6133 (is_gimple_val): Likewise.
6134 (is_gimple_stmt): Remove RESX_EXPR.
6135 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6136 (GIMPLE_RESX): Reorder with other EH constructs.
6137 * gimple.h (struct gimple_statement_eh_mnt): New.
6138 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6139 (gimple_eh_filter_must_not_throw): Remove.
6140 (gimple_eh_filter_set_must_not_throw): Remove.
6141 (gimple_eh_must_not_throw_fndecl): New.
6142 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6143 (is_gimple_resx): New.
6144 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6145 Don't copy EH_FILTER_MUST_NOT_THROW.
6146 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6147 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6148 handle must_not_throw_labels specially.
6149 * ipa-pure-const.c (check_call): Update debug statement for LP.
6150 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6151 * ipa-utils.c (get_base_var): Likewise.
6152 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6153 * lower-subreg.c (move_eh_region_note): Remove.
6154 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6155 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6156 (create_task_copyfn): Likewise.
6157 (maybe_catch_exception): Use gimple_build_eh_filter.
6158 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6159 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6160 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6161 and pass_lower_resx.
6162 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6163 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6164 can_throw_internal, can_nonlocal_goto.
6165 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6166 copy_reg_eh_region_note_forward.
6167 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6168 (emit_output_reload_insns): Likewise.
6169 (copy_eh_notes): Remove.
6170 * rtl.def (RESX): Remove.
6171 * rtl.h: Update declarations.
6172 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6173 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6174 (update_eh_label): Remove.
6175 (cleanup_dead_labels_eh): New.
6176 (cleanup_deal_labels): Use it instead of update_eh_label.
6177 (gimple_merge_blocks): Update landing pad data structure when
6178 removing a landing pad label.
6179 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6180 test; handle GIMPLE_EH_MUST_NOT_THROW.
6181 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6182 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6183 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6184 (verify_stmt): Likewise. Verify landing pads.
6185 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6186 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6187 (struct move_stmt_d): Add eh_map.
6188 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6189 (move_stmt_r): Remap eh region numbers in builtin calls,
6190 resx and eh_dispatch.
6191 (move_block_to_fn): Remove eh_offset parameter. Use
6192 maybe_duplicate_eh_stmt_fn.
6193 (find_outermost_region_in_block): Operate on eh_region pointers
6194 instead of region numbers.
6195 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6196 duplicate_eh_regions.
6197 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6198 test earlier. Disallow EH landing pads.
6199 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6200 * tree-flow.h: Update declarations.
6201 (struct tree_ann_common_d): Replace rn with lp_nr.
6202 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6203 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6204 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6205 resx and eh_dispatch.
6206 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6207 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6208 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6209 from duplicate_eh_regions.
6210 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6211 update RESX; handle EH_DISPATCH.
6212 (expand_call_inline): Set eh_lp_nr, not eh_region.
6213 (maybe_inline_call_in_expr): Likewise.
6214 * tree-inline.h (struct copy_body_data): Replace eh_region with
6215 eh_lp_nr, eh_region_offset with eh_map.
6216 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6217 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6218 * tree-pretty-print.c (dump_generic_node): Don't handle
6219 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6220 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6221 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6222 EXC_PTR_EXPR, FILTER_EXPR.
6223 * tree-ssa-operands.c (get_expr_operands): Likewise.
6224 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6225 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6226 (ao_ref_init_from_vn_reference): Likewise.
6227 * tree-ssa-sink.c (statement_sink_location): Likewise.
6228 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6229 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6230 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6231 EXC_PTR_EXPR, FILTER_EXPR.
6232 (is_exception_related): Remove.
6233 (compute_avail): Don't call it.
6234 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6235 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6236 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6237 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6239 (build_resx): Remove.
6240 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6241 * tree.h: Update declarations.
6242 (EH_FILTER_MUST_NOT_THROW): Remove.
6243 (struct tree_label_decl): Add eh_landing_pad_nr.
6244 (EH_LANDING_PAD_NR): New.
6245 * value-prof.c (gimple_ic): Tidy variable names. Update for
6246 landing pad numbers.
6247 (gimple_stringop_fixed_value): Tidy variable names. Assert
6248 that neither call stmt can throw.
6249 * vecprim.h (uchar): New.
6250 (VEC(uchar,heap), VEC(uchar,gc)): New.
6252 * c-common.c (c_define_builtins): Update call to
6253 build_common_builtin_nodes.
6254 * c-parser.c (c_parse_file): Don't call
6255 default_init_unwind_resume_libfunc.
6257 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6259 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6260 (mips_cprestore_address_p): Likewise.
6261 (mips_save_gp_to_cprestore_slot): Likewise.
6262 (mips_restore_gp): Rename to...
6263 (mips_restore_gp_from_cprestore_slot): ...this.
6264 (mips_must_initialize_gp_p): Declare.
6265 (mips_emit_save_slot_move): Likewise.
6266 (mips_output_load_label): Return nothing.
6267 (mips_eh_uses): Declare.
6268 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6269 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6270 (TARGET_ABSOLUTE_JUMPS): Likewise.
6271 (EH_USES): Likewise.
6272 (FIRST_PSEUDO_REGISTER): Update comment.
6273 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6274 (MIPS_CALL): ...here.
6275 (REGISTER_NAMES): Add $cprestore.
6276 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6277 Add load_label_length, has_inflexible_gp_insn_p,
6278 has_flexible_gp_insn_p, must_initialize_gp_p and
6279 must_restore_gp_when_clobbered_p.
6280 (mips_expand_call): Don't generate split instructions here.
6281 (mips_split_call): Update the call to mips_restore_gp after
6282 the above name change.
6283 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6284 (mips_find_gp_ref): New function.
6285 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6286 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6287 (mips_insn_has_flexible_gp_ref_p): Likewise.
6288 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6289 (mips_function_has_gp_insn): Delete.
6290 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6291 Use the new functions above. Only return INVALID_REGNUM
6292 for TARGET_ABSOLUTE_JUMPS.
6293 (mips_must_initialize_gp_p): New function.
6294 (mips_get_cprestore_base_and_offset): New function, extracted from...
6295 (mips_cprestore_slot): ...here. Take a bool parameter.
6296 (mips_cfun_has_cprestore_slot_p): New function.
6297 (mips_cprestore_address_p): Likewise.
6298 (mips_save_gp_to_cprestore_slot): Likewise.
6299 (mips_restore_gp): Rename to...
6300 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6301 epilogue_completed. Update the call to mips_cprestore_slot.
6302 Test cfun->machine->must_restore_gp_when_clobbered_p.
6303 (mips_direct_save_slot_move_p): New function.
6304 (mips_emit_save_slot_move): Likewise.
6305 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6306 of cfun->machine->global_pointer.
6307 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6308 (mips_save_reg): Use mips_emit_save_slot_move.
6309 (mips_expand_prologue): Set must_initialize_gp_p.
6310 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6311 for all cprestore saves. Emit a use_cprestore instruction after
6312 setting up the cprestore slot.
6313 (mips_restore_reg): Use mips_emit_save_slot_move.
6314 (mips_process_load_label): New function.
6315 (mips_load_label_length): Likewise.
6316 (mips_output_load_label): Don't return asm: output it here instead.
6317 Use mips_process_load_label.
6318 (mips_adjust_insn_length): Adjust the length of branch instructions
6319 that have length MAX_PIC_BRANCH_LENGTH.
6320 (mips_output_conditional_branch): Update the call to
6321 mips_output_load_label. Assume the branch target is OPERANDS[0]
6322 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6323 (mips_output_order_conditional_branch): Swap the meaning of
6324 OPERANDS[0] and OPERANDS[1].
6325 (mips_variable_issue): Don't count ghost instructions.
6326 (mips_expand_ghost_gp_insns): New function.
6327 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6328 (mips_output_mi_thunk): Set must_initialize_gp_p.
6329 (mips_eh_uses): New function.
6330 * config/mips/predicates.md (cprestore_save_slot_operand)
6331 (cprestore_load_slot_operand): New predicates.
6332 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6333 (UNSPEC_MOVE_GP): Likewise.
6334 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6335 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6336 (CPRESTORE_SLOT_REGNUM): New register.
6337 (MAX_PIC_BRANCH_LENGTH): New constant.
6338 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6339 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6340 branches. Fix commentary.
6341 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6342 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6343 Change type to "ghost".
6344 (loadgp_absolute_<mode>): Likewise.
6345 (loadgp_rtp_<mode>): Likewise.
6346 (copygp_mips16): Likewise.
6347 (loadgp_blockage): Remove redundant mode attribute.
6348 (potential_cprestore): New instruction.
6349 (cprestore): Turn into an unspec set.
6350 (use_cprestore): New instruction.
6351 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6352 (*branch_fp_inverted): Likewise.
6353 (*branch_order<mode>): Likewise.
6354 (*branch_order<mode>_inverted): Likewise.
6355 (*branch_equality<mode>): Likewise.
6356 (*branch_equality<mode>_inverted): Likewise.
6357 (*branch_bit<bbv><mode>): Likewise.
6358 (*branch_bit<bbv><mode>_inverted): Likewise.
6359 (*branch_equality<mode>_mips16): Remove redundant mode.
6360 (jump): Turn into a define_expand.
6361 (*jump_absolute): New instruction.
6362 (*jump_pic): Likewise.
6363 (*jump_mips16): Rename previously-unnamed pattern. Remove
6364 redundant mode attribute.
6365 (restore_gp): Split on epilogue_completed rather than
6366 reload_completed. Change type to "ghost".
6367 (move_gp<mode>): New instruction.
6368 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6369 Remove redundant mode attribute.
6370 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6371 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6372 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6374 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6377 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6378 are returned in the same register (vs34 or v2) that Altivec vector
6379 types are returned in.
6380 (rs6000_libcall_value): Ditto.
6383 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6384 instead of explicit addsi3/adddi3 calls.
6385 (rs6000_split_multireg_move): Ditto.
6386 (rs6000_emit_allocate_stack): Ditto.
6387 (rs6000_emit_prologue): Ditto.
6388 (rs6000_output_mi_thunk): Ditto.
6390 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6391 size is 64 bits if we can use 64-bit registers.
6393 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6395 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6398 From Jie Zhang <jie.zhang@analog.com>:
6399 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6400 save FP and RETS with saveall attribute.
6401 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6402 with saveall attribute.
6404 * config/bfin/bfin.c (bfin_expand_builtin,
6405 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6408 From Jie Zhang <jie.zhang@analog.com>:
6409 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6410 before use in two places.
6411 * config/bfin/bfin.md (AREG): Define mode iterator.
6412 (reload_in, reload_out): Use mode iterator AREG.
6414 2009-09-14 Richard Guenther <rguenther@suse.de>
6417 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6418 EH personality path.
6420 2009-09-13 Richard Guenther <rguenther@suse.de>
6421 Rafael Avila de Espindola <espindola@google.com>
6423 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6424 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6425 (LANG_HOOKS_INITIALIZER): Adjust.
6426 (lhd_pass_through_t): Declare.
6427 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6429 * langhooks.c (lhd_pass_through_t): New function.
6430 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6431 dwarf2out_begin_prologue): Use personality from current_function_decl.
6432 * expr.h (get_personality_function): Declare.
6433 * expr.c (get_personality_function): New function.
6434 (build_personality_function): Likewise.
6435 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6436 (eh_personality_libfunc): Remove.
6437 * optabs.c (build_libfunc_function): New function split out from ...
6438 (init_one_libfunc): ... here.
6439 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6440 (tree_function_decl): Add personality.
6441 (lhd_gcc_personality): Declare.
6442 (build_personality_function): Likewise.
6443 * tree.c (gcc_eh_personality_decl): New.
6444 (lhd_gcc_personality): New function.
6445 * except.h (lang_eh_runtime_type): Remove.
6446 (enum eh_personality_kind): New.
6447 (build_personality_function): Declare.
6448 (function_needs_eh_personality): Declare.
6449 * except.c (lang_eh_runtime_type): Remove.
6450 (function_needs_eh_personality): New function.
6451 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6452 (sjlj_emit_function_enter, output_function_exception_table):
6453 Use personality from current_function_decl.
6454 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6455 * tree-inline.c (tree_can_inline_p): Do not inline across different
6457 (expand_call_inline): Likewise. Adjust the callers EH personality.
6458 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6459 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6460 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6461 (c-parser.o): Likewise
6462 * c-tree.h (c_eh_initialized_p): Remove.
6463 (c_maybe_initialize_eh): Likewise.
6464 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6465 (finish_decl): Don't call c_maybe_initialize_eh.
6466 (c_eh_initialized_p): Remove.
6467 (c_maybe_initialize_eh): Likewise.
6468 * c-parser.c (c_parser_omp_construct): Likewise.
6469 (c_parse_file): Initialize exception handling.
6471 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6473 * config.gcc (tm_file): Remove i386/biarch32.h
6474 for i?86-w64-mingw* case.
6475 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6477 * config.host: Set for x64 mingw the option
6478 use_long_long_for_widest_fast_int to yes.
6480 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6482 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6483 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6484 (dbxout_begin_function): Likewise.
6485 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6486 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6487 set on the function.
6488 (final_end_function): Likewise.
6489 (final_scan_insn): Likewise.
6490 (rest_of_handle_final): Likewise.
6491 * varasm.c (assemble_start_function): Likewise.
6492 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6494 2009-09-12 Jason Merrill <jason@redhat.com>
6496 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6497 * opts.c (common_handle_option): constify.
6499 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6501 * doc/install.texi (avr): Remove obsolete reference site.
6503 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6505 * doc/install.texi (Binaries): Adjust AIX link.
6507 2009-09-12 Akim Demaille <demaille@gostai.com>
6509 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6510 Use an imperative sentence.
6512 2009-09-11 Richard Henderson <rth@redhat.com>
6514 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6515 structure-name and has-tree-operands arguments; update all entries.
6516 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6518 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6519 (gsstruct_code_size): New.
6520 (gss_for_code_): New.
6521 (gss_for_code): Remove.
6522 (gimple_size): Rewrite using gsstruct_code_size.
6523 (gimple_statement_structure): Move to gimple.h.
6524 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6525 (gss_for_code, gimple_statement_structure): New.
6526 (gimple_ops): Use new arrays; tidy.
6528 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6530 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6531 operand to be a PLUS expression.
6532 * config/pa/pa.c (pa_secondary_reload): Likewise.
6534 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6536 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6538 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6541 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6543 From Jie Zhang <jie.zhang@analog.com>:
6544 * doc/extend.texi (node Function Attributes): Document l2
6546 (node Blackfin Variable Attributes): Document l2 variable attributes.
6548 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6550 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6551 to match the system compiler's configuration at inflection point.
6552 Add comment to remark a remaining difference with system compiler.
6554 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6555 * configure: Regenerate.
6557 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6559 From Jie Zhang <jie.zhang@analog.com>:
6560 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6561 (bfin_handle_l2_attribute): New.
6562 (bfin_attribute_table): Add l2 attribute.
6564 2009-09-11 Michael Matz <matz@suse.de>
6567 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6568 on the local_decls list.
6570 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6574 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6576 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6577 for VALUEs, to implement the documented interface.
6578 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6579 Adjust for VALUEs and anything else, to implement the
6580 documented interface.
6582 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6584 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6585 with actual SPE/paired vector modes before using 64-bit alignment.
6586 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6588 2009-09-10 DJ Delorie <dj@redhat.com>
6590 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6593 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6594 * config/mep/mep.c (mep_legitimate_constant_p): New.
6595 * config/mep/mep-protos.h: Prototype it.
6597 2009-09-10 Richard Henderson <rth@redhat.com>
6599 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6601 2009-09-10 Jason Merrill <jason@redhat.com>
6603 * tree.c (chain_index): New fn.
6604 * tree.h: Declare it.
6606 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6608 * config/sol2-c.c (cmn_err_length_specs): Initialize
6609 scalar_identity_flag.
6611 2009-09-10 Richard Henderson <rth@redhat.com>
6613 * tree.h (struct tree_decl_common): Move align member earlier;
6614 move label_decl_uid member ...
6615 (struct tree_label_decl): ... here.
6616 (LABEL_DECL_UID): Update to match.
6618 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6621 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6622 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6624 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6625 dest_prev if the edge is complex.
6627 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6629 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6630 loop latch tests earlier.
6632 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6633 before GIMPLE_RETURN, not after its predecessor; insert
6636 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6637 gimple_seq_empty_p to test for no PHI nodes.
6638 * tree-cfg.c (split_critical_edges): Likewise.
6640 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6642 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6644 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6645 introduced by the VTA branch merge.
6647 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6649 * ira-conflicts.c: Use fputs or putc instead of fprintf
6653 * tree-switch-conversion.c: Ditto.
6655 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6657 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6658 introduced by the VTA branch merge.
6660 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6663 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6665 PR rtl-optimization/39779
6666 * expr.c (convert_modes): Return when mode == oldmode after
6667 CONST_INTs are processed.
6669 2009-09-10 Nick Clifton <nickc@redhat.com>
6671 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6672 attribute and referring decl when creating renamed symbol.
6674 2009-09-10 Richard Guenther <rguenther@suse.de>
6677 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6679 (cgraph_finalize_compilation_unit): Compute reachability
6680 before emitting thunks. Properly process aliases before
6681 possibly removing unreachable nodes.
6683 2009-09-10 Richard Guenther <rguenther@suse.de>
6686 * tree.c (struct free_lang_data_d): Add worklist member.
6687 (find_decls_types_r): Push onto the worklist instead of recursing.
6688 Handle TREE_BINFOs properly.
6689 (find_decls_types): New function wrapped around find_decls_types_r
6690 to process the worklist.
6691 (find_decls_types_in_eh_region): Use it.
6692 (find_decls_types_in_node): Likewise.
6693 (find_decls_types_in_var): Likewise.
6694 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6695 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6696 (AGGREGATE_TYPE_P): Adjust.
6698 2009-09-09 Jason Merrill <jason@redhat.com>
6700 * configure.ac: Check glibc version even if we have an in-tree
6703 2009-09-09 Anthony Green <green@moxielogic.com>
6705 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6706 the constant 0 when appropriate.
6707 * config/moxie/constraints.md: Add constraint O.
6709 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6710 to pass up to 6 32-bit argument values in registers.
6711 (moxie_function_arg): Ditto.
6712 (moxie_arg_partial_bytes): Ditto.
6713 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6714 (REG_PARM_STACK_SPACE): Ditto.
6715 (FUNCTION_ARG_REGNO_P): Ditto.
6717 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6718 instruction to allocate stack space.
6720 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6722 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6723 unnecessarily stringent constraints. Fix address
6724 calculation in the splitters.
6726 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6728 PR rtl-optimization/39779
6729 * expr.c (convert_modes): Return when mode == oldmode after
6730 CONST_INTs are processed.
6732 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6735 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6736 (ix86_expand_prologue): Take frame.padding0 into logic of
6738 (ix86_expand_epilogue): Likewise.
6740 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6742 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6744 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6745 * config/t-slibgcc-libgcc: New file.
6746 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6748 2009-09-09 Martin Jambor <mjambor@suse.cz>
6750 PR tree-optimization/41089
6751 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6754 2009-09-09 Richard Henderson <rth@redhat.com>
6756 * gimple.h (CASE_GIMPLE_OMP): New.
6757 (is_gimple_omp): Use it.
6758 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6759 (verify_gimple_debug): Likewise.
6761 2009-09-09 Richard Guenther <rguenther@suse.de>
6763 PR tree-optimization/41101
6764 * tree-ssa-pre.c (maximal_set): Remove.
6765 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6766 Defer all blocks we didn't visit at least one successor.
6767 (add_to_exp_gen): Do not add to the maximal set.
6768 (make_values_for_phi): Likewise.
6769 (compute_avail): Likewise.
6770 (init_pre): Do not allocate the maximal set.
6771 (execute_pre): Do not dump it.
6773 2009-09-09 Martin Jambor <mjambor@suse.cz>
6775 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6776 an SSA_NAME rather than a is_gimple_variable.
6778 2009-09-09 Richard Guenther <rguenther@suse.de>
6781 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6782 code dealing with plain pointer bases.
6783 (maybe_fold_offset_to_reference): Likewise.
6784 (maybe_fold_stmt_addition): Adjust.
6786 2009-09-09 Richard Guenther <rguenther@suse.de>
6788 * tree.c (free_lang_data_in_type): Do not free the type variant
6790 (free_lang_data): Merge char_type_node with its properly signed
6792 (pass_ipa_free): Collect after freeing language specific data.
6794 2009-09-09 Michael Matz <matz@suse.de>
6797 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6798 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6799 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6802 2009-09-08 DJ Delorie <dj@redhat.com>
6804 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6806 2009-09-04 Jason Merrill <jason@redhat.com>
6808 * tree.c (tree_find_value): Remove.
6809 * tree.h: Remove prototype.
6810 * varasm.c (assemble_external): Use value_member instead.
6812 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6814 * toplev.c (process_options): Choose default debugging type when
6815 gtoggle enables debug info and type is unset.
6817 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6821 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6824 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6826 * configure: Rebuilt with modified libtool.m4.
6828 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6833 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6835 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6837 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6838 (remove_statement): Likewise.
6839 (rewrite_use_nonlinear_expr): Adjust.
6840 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6841 * tree-ssa.c (release_defs_bitset): ... this. New.
6842 * tree-flow.h (release_defs_bitset): Declare.
6844 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6847 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6848 in the middle block.
6850 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6852 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6853 via intptr_t to long type.
6854 (insert_operand_rank): Cast long type via intptr_t to
6856 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6858 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6859 from pointer to unsigned via uintptr_t.
6861 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6862 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6864 * configure: Regenerated.
6865 * config.in: Regenerated
6866 * system.h (stdint.h): Add include.
6867 (inttypes.h): Likewise.
6868 * Makefile.in (aclocal): Add config/stdint.m4.
6869 * aclocal.m4: Regenerated.
6871 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6873 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6875 (note_np_check_stores): New function.
6876 (harmless_null_pointer_p): New function.
6877 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6878 changed. Take into account whether we're in the shadow of a condjump
6879 that tested NP_REG for NULL.
6880 Lose all code that tested for SEQUENCEs.
6881 (workaround_speculation): Avoid inserting NOPs for loads that are
6882 either always executed or a NULL pointer.
6884 2009-09-08 Jan Hubicka <jh@suse.cz>
6886 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6887 * params.def (early-inlining-insns): Likewise.
6889 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6891 PR rtl-optimization/41239
6892 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6893 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6895 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6896 across calls, as the calls might not always return normally.
6897 (call_may_noreturn_p): New function.
6898 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6899 (init_deps): Initialize it.
6900 (remove_from_deps): Also remove calls from
6901 last_function_call_may_noreturn list.
6903 2009-09-07 Richard Henderson <rth@redhat.com>
6905 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6906 more VR->OPERANDS than LHS operands. Free LHS before returning.
6908 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6910 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6911 (attr "addrtype"): New member "spreg".
6912 Use it if mem_spfp_address_operand is true for the address.
6913 (attr "type"): New entry "stall".
6914 (cpu_unit "load"): New.
6915 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6917 (insn_reservation "loadsp"): New.
6918 (insn_reservation "load_stall1"): New.
6919 (insn_reservation "load_stall3"): New.
6921 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6922 (mem_p_address_operand): Exclude stack and frame pointer based
6924 (mem_spfp_address_operand): New; match them here.
6925 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6926 (bfin_reorg): Call it if scheduling insns.
6927 (bfin_gen_bundles): Remove dummy insns created by
6928 add_sched_insns_for_speculation.
6930 From Jie Zhang <jie.zhang@analog.com>:
6931 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6932 bfin_si_revision, bfin_workarounds): Move these ...
6933 * config/bfin/bfin.h: ... here.
6935 From Mike Frysinger <michael.frysinger@analog.com>
6936 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6937 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6938 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6939 bf547m, bf548m, and bf549m.
6940 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6941 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6942 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6943 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6944 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6945 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6946 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6947 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6948 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6949 bf542m, bf544m, bf547m, bf548m, and bf549m.
6951 From Jie Zhang <jie.zhang@analog.com>:
6952 * config/bfin/predicates.md (p_register_operand): New predicate.
6953 (dp_register_operand): New predicate.
6954 * config/bfin/bfin-protos.h (WA_05000074): Define.
6955 (ENABLE_WA_05000074): Define.
6956 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6957 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6958 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6959 (define_attr addrtype): Allow load/store register to be P register.
6960 (define_attr storereg): New.
6961 (define_cpu_unit anomaly_05000074): New.
6962 (define_insn_reservation dsp32shiftimm): New.
6963 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6964 (define_insn_reservation loadp): Cannot use slot2.
6965 (define_insn_reservation loadsp): Cannot use slot2.
6966 (define_insn_reservation storep): Cannot use slot2. Does not
6967 apply when working around 05000074.
6968 (define_insn_reservation storep_anomaly_05000074): New.
6969 (define_insn_reservation storei): Does not apply when working
6971 (define_insn_reservation storei_anomaly_05000074): New.
6972 (define_attr length): Add dsp32shiftimm case.
6973 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6974 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6975 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6976 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6977 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6979 2009-09-07 Martin Jambor <mjambor@suse.cz>
6982 * tree-sra.c (create_artificial_child_access): Return NULL if
6983 build_ref_for_offset fails.
6984 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6985 and create_artificial_child_access to fail.
6987 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6990 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6991 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6992 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6994 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6996 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6997 block, ensure it has an exit edge. Emit a barrier after a jump.
6999 2009-09-07 Nick Clifton <nickc@redhat.com>
7001 * gcc.c (this_is_linker_script): New variable. Like
7002 this_is_library_file but for the %T constructor.
7003 (end_going_arg): If this_is_linker_script is set then locate the
7004 script and insert a --script switch before it
7005 (do_spec_2): Initialise this_is_linker_script.
7006 (do_spec_1): Likewise. Handle %T construct.
7007 (eval_spec_function): Preserve this_is_linker_script.
7008 * doc/invoke.texi: Document %T construct in spec files.
7009 * config/m32c/m32c.h (LIB_SPEC): Use it.
7011 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7013 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7014 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7015 when volatile flag is set.
7016 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7018 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7021 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7022 (combine_stack_adjustments_for_block): Allow insns between stack
7023 adjustments and stores with corresponding pre-(dec|inc)rement or
7024 pre-modify operation.
7026 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7029 * combine-stack-adj.c (struct csa_memlist): Rename to...
7030 (struct csa_reflist): ... this. Rename mem field to ref.
7031 (free_csa_memlist): Rename to...
7032 (free_csa_reflist): ... this.
7033 (record_one_stack_memref): Rename to...
7034 (record_one_stack_ref): ... this. Handle also REG_P.
7035 (try_apply_stack_adjustment): Handle also REG_P.
7036 (struct record_stack_memrefs_data): Rename to...
7037 (struct record_stack_refs_data): ... this. Rename memlist field to
7039 (record_stack_memrefs): Rename to...
7040 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7041 subexpressions instead of failing when a MEM contains SP references.
7042 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7043 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7045 2009-09-06 Richard Guenther <rguenther@suse.de>
7048 * tree.c (build_array_type): Do not record types marked
7049 with structural equality in the canonical type hashtable.
7051 2009-09-06 Richard Guenther <rguenther@suse.de>
7054 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7056 2009-09-05 Richard Guenther <rguenther@suse.de>
7059 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7061 2009-09-05 Richard Guenther <rguenther@suse.de>
7064 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7066 2009-09-05 Richard Guenther <rguenther@suse.de>
7069 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7070 before comparing function argument types.
7072 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7075 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7078 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7081 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7083 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7084 locators before emit_insn is called.
7086 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7089 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7090 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7091 (reginfo_init): Don't call allocate_reg_info.
7093 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7096 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7097 NONDEBUG_INSN_P instead of INSN_P.
7099 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7102 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7104 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7107 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7108 pattern of the split.
7110 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7112 * toplev.c (process_options): Move setter of flag_var_tracking
7113 before other tests that depend on it. Move down setter of
7114 flag_rename_registers. Don't enable var-tracking-assignments
7115 by default if selective scheduling is enabled. Warn if both
7118 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7120 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7121 comment. Use switch statement to catch overlaps between rtx
7122 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7123 (IS_DECL_CODE): ... here. Remove.
7124 (check_value_is_not_decl): Remove.
7125 (dv_from_decl, dv_from_value): Check after conversion.
7127 2009-09-04 Richard Guenther <rguenther@suse.de>
7130 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7131 after emitting tunks. Move emitting thunks and ctors from ...
7132 (cgraph_optimize): ... here. Remove redundant
7133 cgraph_analyze_functions.
7134 * varasm.c (find_decl_and_mark_needed): Remove no longer
7136 (finish_aliases_1): Adjust check for thunk aliases.
7138 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7140 * config/arm/arm.md (ctzsi2): Added braces
7141 to avoid warning that broke booststrap.
7143 2009-09-04 Martin Jambor <mjambor@suse.cz>
7145 PR tree-optimization/41112
7146 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7147 handle variable-bounded arrays.
7148 (expr_with_var_bounded_array_refs_p): New function.
7149 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7151 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7153 * config/s390/2097.md: Removed two incorrect bypasses.
7154 (z10_fsimpdf): Fixed latency.
7155 (z10_fhex): New insn_reservation.
7156 (z10_floaddf): Fixed latency.
7157 (z10_floadsf): Fixed latency.
7158 (z10_ftrunctf): Fixed latency.
7159 (z10_ftruncdf): Fixed latency.
7160 * config/s390/s390.c (z10_cost): Fixed values.
7161 (s390_adjust_priority): Added z10 path.
7162 * config/s390/s390.md (type): Added fhex.
7163 (*mov<mode>_64dfp): Updated type attribute.
7164 (*mov<mode>_64): Updated type attribute.
7165 (*mov<mode>_31): Updated type attribute.
7166 (*mov<mode>"): Likewise.
7167 * config/s390/2084.md (x_fsimpdf): Updated condition.
7169 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7171 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7172 RTXs in the predicate for operand 1.
7174 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7176 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7177 (rbitsi2): New insn.
7178 (ctzsi2): New expand.
7179 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7181 2009-09-03 Martin Jambor <mjambor@suse.cz>
7183 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7184 (create_artificial_child_access): Use build_ref_for_offset instead
7185 of duplicate_expr_for_different_base.
7186 (propagate_subacesses_accross_link): Likewise.
7188 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7190 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7192 (mips16e_collect_argument_saves): Skip debug instructions.
7193 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7194 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7195 (r10k_insert_cache_barriers): Likewise.
7196 (mips_reorg_process_insns): Likewise.
7198 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7201 * ira.c (update_equiv_reg): Remove check on class likely spill.
7203 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7206 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7207 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7211 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7212 the stack slot if it is passed by invisible reference.
7213 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7214 by invisible reference.
7216 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7218 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7219 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7220 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7222 * config/bfin/sync.md: New file.
7223 * config/bfin/bfin.md: Include it.
7224 (UNSPEC_ATOMIC): New.
7225 (UNSPEC_ONES): Provide a unique number.
7227 From Jie Zhang <jie.zhang@analog.com>:
7228 * config/bfin/bfin.c (ret_regs): New.
7229 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7230 (must_save_rets_p): New.
7231 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7232 current_function_is_leaf.
7233 (do_link): Likewise.
7234 (do_unlink): Likewise.
7235 (expand_interrupt_handler_prologue): Use ret_regs array.
7236 (expand_interrupt_handler_epilogue): Use ret_regs array and
7237 pass return register to gen_return_internal.
7238 (bfin_expand_epilogue): Pass return register to
7239 gen_return_internal.
7240 (bfin_expand_call): Explicitly clobber RETS.
7241 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7242 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7243 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7244 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7246 (return_internal): Take a reg rtx rather than the register number.
7248 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7250 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7251 when comparing against estimated_loop_iterations_int return.
7253 2009-09-03 Richard Guenther <rguenther@suse.de>
7255 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7256 eh_personality_libfunc.
7258 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7260 * tree-parloops.c (separate_decls_in_region): Add space.
7262 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7264 * tree-parloops.c (separate_decls_in_region): Change the condition
7265 checking if there are reductions in the loop.
7267 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7269 PR tree-optimization/38275
7270 * tree-parloops.c (parallelize_loops): Replace profitability condition
7271 for expected number of iterations.
7273 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7275 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7276 (bootstrap-debug): Explain conditions in which it becomes default.
7277 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7280 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7282 * doc/invoke.texi (Optimize Options): Move
7283 -finline-small-functions to the -O2 list.
7285 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7287 * toplev.c (process_options): Enable var-tracking-assignments
7288 by default if var-tracking is enabled.
7290 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7292 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7294 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7295 * rtl.h (prev_nonnote_insn_bb): Declare it.
7297 2009-09-03 Diego Novillo <dnovillo@google.com>
7299 * cgraph.c (cgraph_node_for_decl): New.
7300 * cgraph.h (cgraph_node_for_decl): Declare.
7301 * tree.c (host_integerp): Return 0 if T is NULL.
7303 2009-09-03 Diego Novillo <dnovillo@google.com>
7305 * tree.h (struct alias_pair): Move from varasm.c.
7306 (alias_pairs): Likewise.
7307 (TYPE_MAXVAL): Define.
7308 (TYPE_MINVAL): Define.
7309 (iterative_hash_host_wide_int): Declare.
7310 (remove_unreachable_alias_pairs): Declare.
7311 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7312 * diagnostic.c (default_diagnostic_starter): Make extern.
7313 (default_diagnostic_finalizer): Make extern.
7314 * diagnostic.h (default_diagnostic_starter): Declare.
7315 (default_diagnostic_finalizer): Declare.
7316 (default_tree_printer): Declare.
7317 * toplev.c (default_tree_printer): Make extern.
7319 2009-09-03 Richard Guenther <rguenther@suse.de>
7320 Diego Novillo <dnovillo@google.com>
7322 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7323 * cgraphunit.c (cgraph_expand_function): Do not emit
7324 associated thunks from here.
7325 (cgraph_emit_thunks): New.
7326 (cgraph_optimize): Call it.
7327 Return if any IPA pass finds an error.
7328 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7331 2009-09-03 Simon Baldwin <simonb@google.com>
7332 Rafael Espindola <espindola@google.com>
7333 Richard Guenther <rguenther@suse.de>
7334 Doug Kwan <dougkwan@google.com>
7335 Diego Novillo <dnovillo@google.com>
7337 * tree.c: Include tree-pass.h, langhooks-def.h,
7338 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7339 (free_lang_data_in_type): New.
7340 (need_assembler_name_p): New.
7341 (free_lang_data_in_block): New.
7342 (free_lang_data_in_decl): New.
7343 (struct free_lang_data_d): New.
7344 (add_tree_to_fld_list): New.
7345 (find_decls_types_r): New.
7346 (get_eh_types_for_runtime): New.
7347 (find_decls_types_in_eh_region): New.
7348 (find_decls_types_in_node): New.
7349 (find_decls_types_in_var): New.
7350 (free_lang_data_in_cgraph): New.
7351 (free_lang_data): New.
7352 (gate_free_lang_data): New.
7353 (pass_ipa_free_lang_data): New.
7355 2009-09-03 Diego Novillo <dnovillo@google.com>
7357 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7358 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7359 (lang_hooks): Remove const qualifier.
7360 * ipa.c (cgraph_remove_unreachable_nodes): Call
7361 remove_unreachable_alias_pairs.
7362 * except.c (add_type_for_runtime): Check if TYPE has
7363 already been converted.
7364 (lookup_type_for_runtime): Likewise.
7365 (check_handled): Handle converted types.
7366 * varasm.c (remove_unreachable_alias_pairs): New.
7367 * gimple.c: Include demangle.h.
7368 (gimple_decl_printable_name): New.
7369 (gimple_fold_obj_type_ref): New.
7370 * gimple.h (gimple_decl_printable_name): Declare.
7371 (gimple_fold_obj_type_ref): Declare.
7372 * passes.c (init_optimization_passes): Add pass
7373 pass_ipa_free_lang_data.
7374 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7375 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7377 2009-09-03 Diego Novillo <dnovillo@google.com>
7379 * c-lang.c (lang_hooks): Remove const qualifier.
7381 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7383 * doc/install.texi (*-*-freebsd*): Update target information.
7385 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7387 * hard-reg-set.h (call_fixed_regs): Remove.
7388 * reginfo.c (call_fixed_regs): Remove.
7389 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7390 (globalize_reg): Don't use call_fixed_regs.
7391 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7394 2009-09-01 Michael Matz <matz@suse.de>
7396 * expr.h (emit_storent_insn, expand_expr_real_1,
7397 expand_expr_real_2): Declare.
7398 * expr.c (emit_storent_insn, expand_expr_real_1,
7399 expand_expr_real_2): Export.
7400 (store_expr): Setting and evaluating dont_return_target is useless.
7401 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7402 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7403 * except.c (expand_resx_expr): Rename to ...
7404 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7405 * except.h (expand_resx_stmt): Declare.
7406 * stmt.c: Add include gimple.h
7407 (expand_asm_expr): Rename to ...
7408 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7409 (expand_case): Rewrite to take gimple statement.
7410 * tree.h (expand_asm_stmt): Declare.
7411 (expand_case): Change prototype.
7412 * Makefile.in (stmt.o): Depend on gimple.h.
7413 * builtins.c (expand_builtin_synchronize): Build gimple asm
7414 statement, not an ASM_EXPR.
7415 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7416 gimple_to_tree, release_stmt_tree): Remove.
7417 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7418 ggc_free, but hold comparison code and operands separately.
7419 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7420 (expand_call_stmt, expand_gimple_stmt_1,
7421 expand_gimple_stmt): New helpers.
7422 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7423 release_stmt_tree. Call expand_gimple_stmt instead.
7424 (expand_gimple_basic_block): Ditto.
7426 * calls.c (emit_call_1): Don't look at EH regions here, make
7427 fntree parameter useless.
7428 (expand_call): New local rettype for TREE_TYPE(exp), use it
7429 throughout. Remove local p, use addr instead.
7430 Don't look at EH regions here.
7432 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7434 * doc/invoke.texi (-fsched-pressure): Document it.
7435 (-fsched-reg-pressure-heuristic): Remove it.
7437 * reload.c (ira.h): Include.
7438 (find_reloads): Add choosing reload on number of small spilled
7441 * haifa-sched.c (ira.h): Include.
7442 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7443 saved_reg_pressure, curr_reg_live, saved_reg_live,
7444 region_ref_regs): New variables.
7445 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7446 initiate_reg_pressure_info, setup_ref_regs,
7447 initiate_bb_reg_pressure_info, save_reg_pressure,
7448 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7450 (setup_insn_reg_pressure_info): New function.
7451 (rank_for_schedule): Add pressure checking and insn issue time.
7452 Remove comparison of insn reg weights.
7453 (ready_sort): Set insn reg pressure info.
7454 (update_register_pressure, setup_insn_max_reg_pressure,
7455 update_reg_and_insn_max_reg_pressure,
7456 sched_setup_bb_reg_pressure_info): New functions.
7457 (schedule_insn): Add code for printing and updating reg pressure info.
7458 (find_set_reg_weight, find_insn_reg_weight): Remove.
7459 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7460 (debug_ready_list): Print reg pressure info.
7461 (schedule_block): Ditto. Check insn issue time.
7462 (sched_init): Set up sched_pressure_p. Allocate and set up some
7463 reg pressure related info.
7464 (sched_finish): Free some reg pressure related info.
7465 (fix_tick_ready): Make insn always ready if pressure_p.
7466 (init_h_i_d): Don't call find_insn_reg_weight.
7467 (haifa_finish_h_i_d): Free insn reg pressure info.
7469 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7470 ira_memory_move_cost, ira_class_hard_regs,
7471 ira_class_hard_regs_num, ira_no_alloc_regs,
7472 ira_available_class_regs, ira_reg_class_cover_size,
7473 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7475 * ira-lives.c (single_reg_class): Check mode to find how many
7476 registers are necessary for operand.
7477 (ira_implicitly_set_insn_hard_regs): New.
7479 * common.opt (fsched-pressure): New options.
7480 (fsched-reg-pressure-heuristic): Remove.
7482 * ira.c (setup_eliminable_regset): Rename to
7483 ira_setup_eliminable_regset. Make it external.
7484 (expand_reg_info): Pass cover class to setup_reg_classes.
7485 (ira): Call resize_reg_info instead of allocate_reg_info.
7487 * sched-deps.c: Include ira.h.
7488 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7489 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7490 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7491 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7492 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7493 mark_insn_reg_store, mark_insn_reg_clobber,
7494 setup_insn_reg_pressure_info): New.
7495 (sched_analyze_1): Update implicit_reg_pending_uses.
7496 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7497 Use them to create dependencies. Set insn reg uses and pressure
7498 info. Process reg_pending_uses in one place.
7499 (free_deps): Free implicit sets.
7500 (remove_from_deps): Remove implicit sets if necessary. Check
7501 implicit sets when clearing reg_last_in_use.
7502 (init_deps_global): Clear implicit_reg_pending_clobbers and
7503 implicit_reg_pending_uses.
7505 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7506 ira_memory_move_cost, ira_class_hard_regs,
7507 ira_class_hard_regs_num, ira_no_alloc_regs,
7508 ira_available_class_regs, ira_reg_class_cover_size,
7509 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7510 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7511 ira_implicitly_set_insn_hard_regs): New prototypes.
7513 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7514 cost_elements_num): New variables.
7515 (allocno_costs, total_costs): Rename to costs and
7516 total_allocno_costs.
7517 (COSTS_OF_ALLOCNO): Rename to COSTS.
7518 (allocno_pref): Rename to pref.
7519 (allocno_pref_buffer): Rename to pref_buffer.
7520 (common_classes): Rename to regno_cover_class.
7522 (record_reg_classes): Set allocno attributes only if allocno_p.
7523 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7524 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7525 and COSTS_OF_ALLOCNO.
7526 (print_costs): Rename to print_allocno_costs.
7527 (print_pseudo_costs): New.
7528 (process_bb_node_for_costs): Split into 2 functions with new
7529 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7530 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7531 new parameter dump_file. Use cost_elements_num instead of
7532 ira_allocnos_num. Make one iteration if preferred classes were
7533 already calculated for scheduler. Make 2 versions of code
7534 depending on allocno_p.
7535 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7536 regno_cover_class and COSTS instead of common_classes and
7538 (init_costs, finish_costs): New.
7539 (ira_costs): Set up allocno_p and cost_elements_num. Call
7540 init_costs and finish_costs.
7541 (ira_set_pseudo_classes): New.
7543 * rtl.h (allocate_reg_info): Remove.
7544 (resize_reg_info): Change return type.
7545 (reg_cover_class): New.
7546 (setup_reg_classes): Add new parameter.
7548 * sched-int.h (struct deps_reg): New member implicit_sets.
7549 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7550 (INCREASE_BITS): New macro.
7551 (struct reg_pressure_data, struct reg_use_data): New.
7552 (struct _haifa_insn_data): Remove reg_weight. Add members
7553 reg_pressure, reg_use_list, reg_set_list, and
7554 reg_pressure_excess_cost_change.
7555 (struct deps): New member implicit_sets.
7556 (pressure_p): New variable.
7557 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7558 (struct reg_pressure_data, struct reg_use_data): New.
7559 (INSN_REG_WEIGHT): Remove.
7560 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7561 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7562 (sched_init_region_reg_pressure_info,
7563 sched_setup_bb_reg_pressure_info): New prototypes.
7565 * reginfo.c (struct reg_pref): New member coverclass.
7566 (reg_cover_class): New function.
7567 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7568 (reg_info_size): New variable.
7569 (allocate_reg_info): Make static. Setup reg_info_size.
7570 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7571 (setup_reg_classes): Add a new parameter. Setup cover class too.
7573 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7576 * sched-rgn.c (deps_join): Set up implicit_sets.
7577 (schedule_region): Set up region and basic blocks pressure
7580 * passes.c (init_optimization_passes): Move
7581 pass_subregs_of_mode_init before pass_sched.
7583 2009-09-02 Martin Jambor <mjambor@suse.cz>
7585 * tree-sra.c (struct access): New field grp_hint.
7586 (dump_access): Dump grp_hint.
7587 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7589 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7590 those which have been specifically read and somehow written to.
7591 (propagate_subacesses_accross_link): Set grp_hint of right child and
7592 also possibly of the left child.
7594 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7596 * tree-object-size.c (addr_object_size): Always use object_size_type
7597 0 or 2 when determining the pointer pointed object size.
7599 2009-09-02 Richard Guenther <rguenther@suse.de>
7602 2009-08-31 Richard Guenther <rguenther@suse.de>
7604 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7605 to query if the memory regions for memmove overlap.
7606 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7607 asserts on pointers, instead deal with odd trees.
7608 (ptr_derefs_may_alias_p): Likewise.
7609 (refs_may_alias_p_1): Constructor bases also never alias.
7611 2009-08-01 Christian Bruel <christian.bruel@st.com>
7614 2009-07-31 Christian Bruel <christian.bruel@st.com>
7615 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7617 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7619 * doc/invoke.texi (-fvar-tracking-assignments): New.
7620 (-fvar-tracking-assignments-toggle): New.
7621 (-fdump-final-insns=file): Mark filename as optional.
7622 (--param min-nondebug-insn-uid): New.
7623 (-gdwarf-@{version}): Mention version 4.
7624 * opts.c (common_handle_option): Accept it.
7625 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7626 * regrename.c (regrename_optimize): Drop last. Don't count debug
7627 insns as uses. Don't reject change because of debug insn.
7628 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7629 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7630 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7631 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7632 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7633 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7634 * doc/gimple.texi (is_gimple_debug): New.
7635 (gimple_debug_bind_p): New.
7636 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7637 * doc/install.texi (bootstrap-debug): More details.
7638 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7639 (bootstrap-debug-lib): More details.
7640 (bootstrap-debug-ckovw): Update.
7641 (bootstrap-time): New.
7642 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7643 (insert_phi_nodes_for): Insert debug stmts.
7644 (rewrite_stmt): Take iterator. Insert debug stmts.
7645 (rewrite_enter_block): Adjust.
7646 (maybe_replace_use_in_debug_stmt): New.
7647 (rewrite_update_stmt): Use it.
7648 (mark_use_interesting): Return early for debug stmts.
7649 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7650 stmts before replacing stmt.
7651 (move_computations_stmt): Likewise.
7652 * ira-conflicts.c (add_copies): Skip debug insns.
7653 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7654 (regstat_bb_compute_ri): Skip debug insns.
7655 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7656 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7657 check_loop_closed_ssa_stmt): Skip debug stmts.
7658 * tree-tailcall.c (find_tail_calls): Likewise.
7659 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7660 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7661 (build_var_debug_value_stat): Declare.
7662 (build_var_debug_value): Define.
7663 (target_for_debug_bind): Declare.
7664 * reload.c (find_equiv_reg): Skip debug insns.
7665 * rtlanal.c (reg_used_between_p): Skip debug insns.
7666 (side_effects_p): Likewise.
7667 (canonicalize_condition): Likewise.
7668 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7669 insns never depend on debug insns.
7670 (create_ddg_dep_no_link): Likewise.
7671 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7672 Don't add inter-loop dependencies for debug insns.
7673 (build_intra_loop_deps): Likewise.
7674 (create_ddg): Count debug insns.
7675 * ddg.h (struct ddg::num_debug): New.
7676 (num_backargs): Pair up with previous int field.
7677 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7678 -fcompare-debug-second.
7679 * final.c (get_attr_length_1): Skip debug insns.
7680 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7681 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7682 (driver_self_specs): Map -fdump-final-insns to
7683 -fdump-final-insns=..
7684 (get_local_tick): New.
7685 (compare_debug_dump_opt_spec_function): Test for . argument and
7686 compute output name. Compute temp output spec without flag name.
7687 Compute -frandom-seed.
7688 (OPT): Undef after use.
7689 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7690 (average_num_loop_insns): Likewise.
7691 * params.h (MIN_NONDEBUG_INSN_UID): New.
7692 * gimple.def (GIMPLE_DEBUG): New.
7693 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7694 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7695 (merge_in_block): Fix whitespace.
7696 * toplev.c (flag_var_tracking): Update comment.
7697 (flag_var_tracking_assignments): New.
7698 (flag_var_tracking_assignments_toggle): New.
7699 (process_options): Don't open final insns dump file if we're not
7700 going to write to it. Compute defaults for var_tracking.
7701 * df-scan.c (df_insn_rescan_debug_internal): New.
7702 (df_uses_record): Handle debug insns.
7703 * haifa-sched.c (ready): Initialize n_debug.
7704 (contributes_to_priority): Skip debug insns.
7705 (dep_list_size): New.
7707 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7708 they're ready. Disregard previous debug insns to make decisions.
7709 (queue_insn): Never queue debug insns.
7710 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7711 (schedule_insn): Don't reject debug insns because of issue rate.
7712 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7713 (queue_to_ready): Skip and discount debug insns.
7714 (choose_ready): Let debug insns through.
7715 (schedule_block): Check boundary debug insns. Discount debug
7716 insns, schedule them early. Adjust whitespace.
7717 (set_priorities): Check for boundary debug insns.
7718 (add_jump_dependencies): Use dep_list_size.
7719 (prev_non_location_insn): New.
7720 (check_cfg): Use it.
7721 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7723 (remove_unused_ivs): Reset debug stmts.
7724 * modulo-sched.c (const_iteration_count): Skip debug insns.
7725 (res_MII): Discount debug insns.
7726 (loop_single_full_bb_p): Skip debug insns.
7727 (sms_schedule): Likewise.
7728 (sms_schedule_by_order): Likewise.
7729 (ps_has_conflicts): Likewise.
7730 * caller-save.c (refmarker_fn): New.
7731 (save_call_clobbered_regs): Replace regs with saved mem in
7733 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7734 Call refmarker_fn mark for hardregnos.
7735 (mark_reg_as_referenced): New.
7736 (replace_reg_with_saved_mem): New.
7737 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7738 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7740 (cse_extended_basic_block): Skip debug insns.
7741 (count_reg_usage): Likewise.
7742 (is_dead_reg): New, split out of...
7743 (set_live_p): ... here.
7744 (insn_live_p): Use it for debug insns.
7745 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7746 (execute_optimize_stdarg): Likewise.
7747 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7748 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7749 changes in debug stmts as changes.
7750 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7751 (moveup_expr): Don't move across debug insns. Don't move
7752 debug insn if it would create a bookkeeping block.
7753 (moveup_expr_cached): Don't use cache for debug insns that
7754 are heads of blocks.
7755 (compute_av_set_inside_bb): Skip debug insns.
7756 (sel_rank_for_schedule): Schedule debug insns first. Remove
7758 (block_valid_for_bookkeeping_p); Support lax searches.
7759 (create_block_for_bookkeeping): Adjust block numbers when
7760 encountering debug-only blocks.
7761 (find_place_for_bookkeeping): Deal with debug-only blocks.
7762 (generate_bookkeeping_insn): Accept no place to insert.
7763 (remove_temp_moveop_nops): New argument full_tidying.
7764 (prepare_place_to_insert): Deal with debug insns.
7765 (advance_state_on_fence): Debug insns don't start cycles.
7766 (update_boundaries): Take fence as argument. Deal with
7768 (schedule_expr_on_boundary): No full_tidying on debug insns.
7769 (fill_insns): Deal with debug insns.
7770 (track_scheduled_insns_and_blocks): Don't count debug insns.
7771 (need_nop_to_preserve_insn_bb): New, split out of...
7772 (remove_insn_from_stream): ... this.
7773 (fur_orig_expr_not_found): Skip debug insns.
7774 * rtl.def (VALUE): Move up.
7776 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7777 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7778 Set it if debug stmts are found.
7779 (statement_sink_location): Skip debug stmts. Propagate
7780 moving defs into debug stmts.
7781 * ifcvt.c (first_active_insn): Skip debug insns.
7782 (last_active_insns): Likewise.
7783 (cond_exec_process_insns): Likewise.
7784 (noce_process_if_block): Likewise.
7785 (check_cond_move_block): Likewise.
7786 (cond_move_convert_if_block): Likewise.
7787 (block_jumps_and_fallthru_p): Likewise.
7788 (dead_or_predicable): Likewise.
7789 * dwarf2out.c (debug_str_hash_forced): New.
7790 (find_AT_string): Add comment.
7791 (gen_label_for_indirect_string): New.
7792 (get_debug_string_label): New.
7793 (AT_string_form): Use it.
7794 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7795 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7796 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7797 several operations that cannot be represented with DWARF opcodes.
7798 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7799 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7800 (dwarf2out_var_location): Take during-call mark into account.
7801 (output_indirect_string): Update comment. Output if there are
7802 label and references.
7803 (prune_indirect_string): New.
7804 (prune_unused_types): Call it if debug_str_hash_forced.
7805 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7806 (dw_long_long_const): Remove.
7807 (struct dw_val_struct): Change val_long_long type to rtx.
7808 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7809 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7810 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7811 component instead of HOST_BITS_PER_LONG.
7812 (output_loc_operands): Likewise. For const8* assert
7813 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7814 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7815 rather than HOST_BITS_PER_LONG is >= 64.
7816 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7818 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7819 HOST_BITS_PER_LONG for dw_val_class_long_long.
7820 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7821 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7822 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7824 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7825 Handle DW_OP_implicit_value.
7826 (extract_int): Move prototype earlier.
7827 (mem_loc_descriptor): For SUBREG punt if inner
7828 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7829 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7830 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7831 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7832 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7833 instead of Pmode size.
7834 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7835 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7836 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7837 (concat_loc_descriptor, concatn_loc_descriptor,
7838 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7839 (add_location_or_const_value_attribute): Likewise. For single
7840 location loc_lists attempt to use add_const_value_attribute
7841 for constant decls. Add DW_AT_const_value even if
7842 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7844 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7845 (control_flow_insn_p): Likewise.
7846 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7847 (separate_decls_in_region_debug_bind): New.
7848 (separate_decls_in_region): Process debug bind stmts afterwards.
7849 * recog.c (verify_changes): Handle debug insns.
7850 (extract_insn): Likewise.
7851 (peephole2_optimize): Skip debug insns.
7852 * dse.c (scan_insn): Skip debug insns.
7853 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7855 (setup_id_for_insn): Handle debug insns.
7856 (maybe_tidy_empty_bb): Adjust whitespace.
7857 (tidy_control_flow): Skip debug insns.
7858 (sel_remove_insn): Adjust for debug insns.
7859 (sel_estimate_number_of_insns): Skip debug insns.
7860 (create_insn_rtx_from_pattern): Handle debug insns.
7861 (create_copy_of_insn_rtx): Likewise.
7862 * sel-sched-.h (sel_bb_end): Declare.
7863 (sel_bb_empty_or_nop_p): New.
7864 (get_all_loop_exits): Use it.
7865 (_eligible_successor_edge_p): Likewise.
7866 (return_nop_to_pool): Adjust.
7867 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7868 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7869 * gimple-pretty-print.c (dump_gimple_debug): New.
7870 (dump_gimple_stmt): Use it.
7871 (dump_bb_header): Skip gimple debug stmts.
7872 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7873 (fixup_match_2): Likewise.
7874 (regmove_backward_pass): Likewise. Simplify combined
7875 replacement. Handle debug insns.
7876 * function.c (instantiate_virtual_regs): Handle debug insns.
7877 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7878 * print-rtl.h: Include cselib.h.
7879 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7880 * df.h (df_inns_rescan_debug_internal): Declare.
7881 * gcse.c (alloc_hash_table): Estimate n_insns.
7882 (cprop_insn): Don't regard debug insns as changes.
7883 (bypass_conditional_jumps): Skip debug insns.
7884 (one_pre_gcse_pass): Adjust.
7885 (one_code_hoisting_pass): Likewise.
7886 (compute_ld_motion_mems): Skip debug insns.
7887 (one_cprop_pass): Adjust.
7888 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7889 (if_convertible_stmt_p): Handle debug stmts.
7890 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7891 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7892 * ira-build.c (create_bb_allocnos): Skip debug insns.
7893 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7894 (has_single_use): Likewise.
7895 (single_imm_use): Likewise.
7896 (num_imm_uses): Likewise.
7897 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7898 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7899 (create_outofssa_var_map): Likewise.
7900 * lower-subreg.c (adjust_decomposed_uses): New.
7901 (resolve_debug): New.
7902 (decompose_multiword_subregs): Use it.
7903 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7904 * emit-rtl.c: Include params.h.
7905 (cur_debug_insn_uid): Define.
7906 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7907 (copy_rtx_if_shared_1): Handle debug insns.
7908 (reset_used_flags): Likewise.
7909 (set_used_flags): LIkewise.
7910 (get_max_insn_count): New.
7911 (next_nondebug_insn): New.
7912 (prev_nondebug_insn): New.
7913 (make_debug_insn_raw): New.
7914 (emit_insn_before_noloc): Handle debug insns.
7915 (emit_jump_insn_before_noloc): Likewise.
7916 (emit_call_insn_before_noloc): Likewise.
7917 (emit_debug_insn_before_noloc): New.
7918 (emit_insn_after_noloc): Handle debug insns.
7919 (emit_jump_insn_after_noloc): Likewise.
7920 (emit_call_insn_after_noloc): Likewise.
7921 (emit_debug_insn_after_noloc): Likewise.
7922 (emit_insn_after): Take loc from earlier non-debug insn.
7923 (emit_jump_insn_after): Likewise.
7924 (emit_call_insn_after): Likewise.
7925 (emit_debug_insn_after_setloc): New.
7926 (emit_debug_insn_after): New.
7927 (emit_insn_before): Take loc from later non-debug insn.
7928 (emit_jump_insn_before): Likewise.
7929 (emit_call_insn_before): Likewise.
7930 (emit_debug_insn_before_setloc): New.
7931 (emit_debug_insn_before): New.
7932 (emit_insn): Handle debug insns.
7933 (emit_debug_insn): New.
7934 (emit_jump_insn): Handle debug insns.
7935 (emit_call_insn): Likewise.
7937 (init_emit): Take min-nondebug-insn-uid into account.
7938 Initialize cur_debug_insn_uid.
7939 (emit_copy_of_insn_after): Handle debug insns.
7940 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7941 location of single rhs in place.
7942 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7943 (floor_sdiv_adjust): New.
7944 (cell_sdiv_adjust): New.
7945 (cell_udiv_adjust): New.
7946 (round_sdiv_adjust): New.
7947 (round_udiv_adjust): New.
7948 (wrap_constant): Moved from cselib.
7949 (unwrap_constant): New.
7950 (expand_debug_expr): New.
7951 (expand_debug_locations): New.
7952 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7954 (gimple_expand_cfg): Expand debug locations.
7955 * cselib.c: Include tree-pass.h.
7956 (struct expand_value_data): New.
7957 (cselib_record_sets_hook): New.
7958 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7959 (cselib_clear_table): Move, and implemnet in terms of...
7960 (cselib_reset_table_with_next_value): ... this.
7961 (cselib_get_next_unknown_value): New.
7962 (discard_useless_locs): Don't discard preserved values.
7963 (cselib_preserve_value): New.
7964 (cselib_preserved_value_p): New.
7965 (cselib_preserve_definitely): New.
7966 (cselib_clear_preserve): New.
7967 (cselib_preserve_only_values): New.
7968 (new_cselib_val): Take rtx argument. Dump it in details.
7969 (cselib_lookup_mem): Adjust.
7970 (expand_loc): Take regs_active in struct. Adjust. Silence
7971 dumps unless details are requested.
7972 (cselib_expand_value_rtx_cb): New.
7973 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7974 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7975 without details. Copy more subregs. Try to resolve values
7976 using a callback. Wrap constants.
7977 (cselib_subst_to_values): Adjust.
7978 (cselib_log_lookup): New.
7979 (cselib_lookup): Call it.
7980 (cselib_invalidate_regno): Don't count preserved values as useless.
7981 (cselib_invalidate_mem): Likewise.
7982 (cselib_record_set): Likewise.
7983 (struct set): Renamed to cselib_set, moved to cselib.h.
7984 (cselib_record_sets): Adjust. Call hook.
7985 (cselib_process_insn): Reset table when it would be cleared.
7986 (dump_cselib_val): New.
7987 (dump_cselib_table): New.
7988 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7989 (remove_forwarder_block): Support moving debug stmts.
7990 * cselib.h (cselib_record_sets_hook): Declare.
7991 (cselib_expand_callback): New type.
7992 (cselib_expand_value_rtx_cb): Declare.
7993 (cselib_reset_table_with_next_value): Declare.
7994 (cselib_get_next_unknown_value): Declare.
7995 (cselib_preserve_value): Declare.
7996 (cselib_preserved_value_p): Declare.
7997 (cselib_preserve_only_values): Declare.
7998 (dump_cselib_table): Declare.
7999 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8000 (try_crossjump_to_edge): Likewise.
8001 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8002 dominated blocks when debug stmts are present.
8003 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8004 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8005 (set_var_live_on_entry): Likewise.
8006 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8007 * cfglayout.c (curr_location, last_location): Make static.
8008 (set_curr_insn_source_location): Don't avoid bouncing.
8009 (get_curr_insn_source_location): New.
8010 (get_curr_insn_block): New.
8011 (duplicate_insn_chain): Handle debug insns.
8012 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8014 * common.opt (fcompare-debug): Move to sort order.
8015 (fdump-unnumbered-links): Likewise.
8016 (fvar-tracking-assignments): New.
8017 (fvar-tracking-assignments-toggle): New.
8018 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8019 because of debug stmts.
8020 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8021 (eliminate_unnecessary_stmts): Walk dominated blocks before
8023 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8024 * ira.c (memref_used_between_p): Skip debug insns.
8025 (update_equiv_regs): Likewise.
8026 * sched-deps.c (sd_lists_size): Accept empty list.
8027 (sd_init_insn): Mark debug insns.
8028 (sd_finish_insn): Unmark them.
8029 (sd_add_dep): Reject non-debug deps on debug insns.
8030 (fixup_sched_groups): Give debug insns group treatment.
8032 (sched_analyze_reg): Don't mark debug insns for sched before call.
8033 (sched_analyze_2): Handle debug insns.
8034 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8036 (deps_analyze_insn): Handle debug insns.
8037 (deps_start_bb): Skip debug insns.
8038 (init_deps): Initialize last_debug_insn.
8039 * tree-ssa.c (target_for_debug_bind): New.
8040 (find_released_ssa_name): New.
8041 (propagate_var_def_into_debug_stmts): New.
8042 (propagate_defs_into_debug_stmts): New.
8043 (verify_ssa): Skip debug bind stmts without values.
8044 (warn_uninialized_vars): Skip debug stmts.
8045 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8046 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8047 (rtx_equal_p): Likewise.
8048 * ira-costs.c (scan_one_insn): Skip debug insns.
8049 (process_bb_node_for_hard_reg_moves): Likewise.
8050 * rtl.h (DEBUG_INSN_P): New.
8051 (NONDEBUG_INSN_P): New.
8052 (MAY_HAVE_DEBUG_INSNS): New.
8053 (INSN_P): Accept debug insns.
8054 (RTX_FRAME_RELATED_P): Likewise.
8055 (INSN_DELETED_P): Likewise
8056 (PAT_VAR_LOCATION_DECL): New.
8057 (PAT_VAR_LOCATION_LOC): New.
8058 (PAT_VAR_OCATION_STATUS): New.
8059 (NOTE_VAR_LOCATION_DECL): Reimplement.
8060 (NOTE_VAR_LOCATION_LOC): Likewise.
8061 (NOTE_VAR_LOCATION_STATUS): Likewise.
8062 (INSN_VAR_LOCATION): New.
8063 (INSN_VAR_LOCATION_DECL): New.
8064 (INSN_VAR_LOCATION_LOC): New.
8065 (INSN_VAR_LOCATION_STATUS): New.
8066 (gen_rtx_UNKNOWN_VAR_LOC): New.
8067 (VAR_LOC_UNKNOWN_P): New.
8068 (NOTE_DURING_CALL_P): New.
8069 (SCHED_GROUP_P): Accept debug insns.
8070 (emit_debug_insn_before): Declare.
8071 (emit_debug_insn_before_noloc): Declare.
8072 (emit_debug_insn_beore_setloc): Declare.
8073 (emit_debug_insn_after): Declare.
8074 (emit_debug_insn_after_noloc): Declare.
8075 (emit_debug_insn_after_setloc): Declare.
8076 (emit_debug_insn): Declare.
8077 (make_debug_insn_raw): Declare.
8078 (prev_nondebug_insn): Declare.
8079 (next_nondebug_insn): Declare.
8080 (delegitimize_mem_from_attrs): Declare.
8081 (get_max_insn_count): Declare.
8082 (wrap_constant): Declare.
8083 (unwrap_constant): Declare.
8084 (get_curr_insn_source_location): Declare.
8085 (get_curr_insn_block): Declare.
8086 * tree-inline.c (insert_debug_decl_map): New.
8087 (processing_debug_stmt): New.
8088 (remap_decl): Don't create new mappings in debug stmts.
8089 (remap_gimple_op_r): Don't add references in debug stmts.
8090 (copy_tree_body_r): Likewise.
8091 (remap_gimple_stmt): Handle debug bind stmts.
8092 (copy_bb): Skip debug stmts.
8093 (copy_edges_for_bb): Likewise.
8094 (copy_debug_stmt): New.
8095 (copy_debug_stmts): New.
8096 (copy_body): Copy debug stmts at the end.
8097 (insert_init_debug_bind): New.
8098 (insert_init_stmt): Take id. Skip and emit debug stmts.
8099 (setup_one_parameter): Remap variable earlier, register debug mapping.
8100 (estimate_num_insns): Skip debug stmts.
8101 (expand_call_inline): Preserve debug_map.
8102 (optimize_inline_calls): Check for no debug_stmts left-overs.
8103 (unsave_expr_now): Preserve debug_map.
8104 (copy_gimple_seq_and_replace_locals): Likewise.
8105 (tree_function_versioning): Check for no debug_stmts left-overs.
8106 Init and destroy debug_map as needed. Split edges unconditionally.
8107 (build_duplicate_type): Init and destroy debug_map as needed.
8108 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8109 (struct copy_body_data): Add debug_stmts and debug_map.
8110 * sched-int.h (struct ready_list): Add n_debug.
8111 (struct deps): Add last_debug_insn.
8112 (DEBUG_INSN_SCHED_P): New.
8113 (BOUNDARY_DEBUG_INSN_P): New.
8114 (SCHEDULE_DEBUG_INSN_P): New.
8115 (sd_iterator_cond): Accept empty list.
8116 * combine.c (create_log_links): Skip debug insns.
8117 (combine_instructions): Likewise.
8118 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8119 return value is always unshared.
8120 (struct rtx_subst_pair): New.
8121 (auto_adjust_pair): New.
8122 (propagate_for_debug_subst): New.
8123 (propagate_for_debug): New.
8124 (try_combine): Skip debug insns. Propagate removed defs into
8126 (next_nonnote_nondebug_insn): New.
8127 (distribute_notes): Use it. Skip debug insns.
8128 (distribute_links): Skip debug insns.
8129 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8130 * resource.c (mark_target_live_regs): Likewise.
8131 * var-tracking.c: Include cselib.h and target.h.
8132 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8134 (micro_operation_type_name): New.
8135 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8136 (struct micro_operation_def): Update comments.
8137 (decl_or_value): New type. Use instead of decls.
8138 (struct emit_note_data_def): Add vars.
8139 (struct attrs_def): Use decl_or_value.
8140 (struct variable_tracking_info_def): Add permp, flooded.
8141 (struct location_chain_def): Update comment.
8142 (struct variable_part_def): Use decl_or_value.
8143 (struct variable_def): Make var_part a variable length array.
8145 (scratch_regs): New.
8146 (cselib_hook_called): New.
8147 (dv_is_decl_p): New.
8148 (dv_is_value_p): New.
8151 (dv_as_opaque): New.
8152 (dv_onepart_p): New.
8154 (IS_DECL_CODE): New.
8155 (check_value_is_not_decl): New.
8156 (dv_from_decl): New.
8157 (dv_from_value): New.
8158 (dv_htab_hash): New.
8159 (variable_htab_hash): Use it.
8160 (variable_htab_eq): Support values.
8161 (variable_htab_free): Free from the right pool.
8162 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8163 (attrs_list_union): Adjust.
8164 (attrs_list_mpdv_union): New.
8165 (tie_break_pointers): New.
8166 (canon_value_cmp): New.
8167 (unshare_variable): Return possibly-modified slot.
8168 (vars_copy_1): Adjust.
8169 (var_reg_decl_set): Adjust. Split out of...
8170 (var_reg_set): ... this.
8171 (get_init_value): Adjust.
8172 (var_reg_delete_and_set): Adjust.
8173 (var_reg_delete): Adjust.
8174 (var_regno_delete): Adjust.
8175 (var_mem_decl_set): Split out of...
8176 (var_mem_set): ... this.
8177 (var_mem_delete_and_set): Adjust.
8178 (var_mem_delete): Adjust.
8182 (variable_union): Adjust. Speed up merge of 1-part vars.
8183 (variable_canonicalize): Use unshared slot.
8184 (VALUED_RECURSED_INTO): New.
8185 (find_loc_in_1pdv): New.
8186 (struct dfset_merge): New.
8187 (insert_into_intersection): New.
8188 (intersect_loc_chains): New.
8190 (canonicalize_loc_order_check): New.
8191 (canonicalize_values_mark): New.
8192 (canonicalize_values_star): New.
8193 (variable_merge_over_cur): New.
8194 (variable_merge_over_src): New.
8195 (dataflow_set_merge): New.
8196 (dataflow_set_equiv_regs): New.
8197 (remove_duplicate_values): New.
8198 (struct dfset_post_merge): New.
8199 (variable_post_merge_new_vals): New.
8200 (variable_post_merge_perm_vals): New.
8201 (dataflow_post_merge_adjust): New.
8202 (find_mem_expr_in_1pdv): New.
8203 (dataflow_set_preserve_mem_locs): New.
8204 (dataflow_set_remove_mem_locs): New.
8205 (dataflow_set_clear_at_call): New.
8206 (onepart_variable_different_p): New.
8207 (variable_different_p): Use it.
8208 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8209 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8211 (track_loc_p): Pass it true.
8212 (struct count_use_info): New.
8213 (find_use_val): New.
8214 (replace_expr_with_values): New.
8216 (use_type): New, partially split out of...
8217 (count_uses): ... this. Count new micro-ops.
8218 (count_uses_1): Adjust.
8219 (count_stores): Adjust.
8220 (count_with_sets): New.
8221 (VAL_NEEDS_RESOLUTION): New.
8222 (VAL_HOLDS_TRACK_EXPR): New.
8223 (VAL_EXPR_IS_COPIED): New.
8224 (VAL_EXPR_IS_CLOBBERED): New.
8225 (add_uses): Adjust. Generate new micro-ops.
8226 (add_uses_1): Adjust.
8227 (add_stores): Generate new micro-ops.
8228 (add_with_sets): New.
8229 (find_src_status): Adjust.
8230 (find_src_set_src): Adjust.
8231 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8232 Handle new micro-ops. Canonicalize value equivalances.
8233 (vt_find_locations): Compute total size of hash tables for
8234 dumping. Perform merge for var-tracking-assignments. Don't
8235 disregard single-block loops.
8236 (dump_attrs_list): Handle decl_or_value.
8237 (dump_variable): Take variable. Deal with decl_or_value.
8238 (dump_variable_slot): New.
8239 (dump_vars): Use it.
8240 (dump_dataflow_sets): Adjust.
8241 (set_slot_part): New, extended to support one-part variables
8242 after splitting out of...
8243 (set_variable_part): ... this.
8244 (clobber_slot_part): New, split out of...
8245 (clobber_variable_part): ... this.
8246 (delete_slot_part): New, split out of...
8247 (delete_variable_part): .... this.
8248 (check_wrap_constant): New.
8249 (vt_expand_loc_callback): New.
8250 (vt_expand_loc): New.
8251 (emit_note_insn_var_location): Adjust. Handle values. Handle
8252 EMIT_NOTE_AFTER_CALL_INSN.
8253 (emit_notes_for_differences_1): Adjust. Handle values.
8254 (emit_notes_for_differences_2): Likewise.
8255 (emit_notes_for_differences): Adjust.
8256 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8257 Adjust. Handle new micro-ops.
8258 (vt_add_function_parameters): Adjust. Create and bind values.
8259 (vt_initialize): Adjust. Initialize scratch_regs and
8260 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8261 operations. Move some code to count_with_sets and add_with_sets.
8262 (delete_debug_insns): New.
8263 (vt_debug_insns_local): New.
8264 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8266 (var_tracking_main): If var-tracking-assignments is enabled
8267 but var-tracking isn't, delete debug insns and leave. Likewise
8268 if we exceed limits or fail the stack adjustments tests, and
8269 after all var-tracking processing.
8270 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8271 (dataflow_set): Add traversed_vars.
8272 (value_chain, const_value_chain): New typedefs.
8273 (value_chain_pool, value_chains): New variables.
8274 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8275 add_value_chains, add_cselib_value_chains, remove_value_chain,
8276 remove_value_chains, remove_cselib_value_chains): New functions.
8277 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8278 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8280 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8281 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8282 (dst_can_be_shared): New variable.
8283 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8284 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8285 different from set->vars, look up slot again instead of using the
8287 (dataflow_set_init): Initialize traversed_vars.
8288 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8289 lookup if set->vars is shared. Don't keep slot cleared before
8290 calling unshare_variable. Unshare set->vars if needed. Adjust
8291 unshare_variable callers. Clear dst_can_be_shared if needed.
8292 Even ->refcount == 1 vars must be unshared if set->vars is shared
8293 and var needs to be modified.
8294 (dataflow_set_union): Set traversed_vars during canonicalization.
8295 (VALUE_CHANGED, DECL_CHANGED): Define.
8296 (set_dv_changed, dv_changed_p): New static inlines.
8297 (track_expr_p): Clear DECL_CHANGED.
8298 (dump_dataflow_sets): Set it.
8299 (variable_was_changed): Call set_dv_changed.
8300 (emit_note_insn_var_location): Likewise.
8301 (changed_variables_stack): New variable.
8302 (check_changed_vars_1, check_changed_vars_2): New functions.
8303 (emit_notes_for_changes): Do nothing if changed_variables is
8304 empty. Traverse changed_variables with check_changed_vars_1,
8305 call check_changed_vars_2 on each changed_variables_stack entry.
8306 (emit_notes_in_bb): Add SET argument. Just clear it at the
8307 beginning, use it instead of local &set, don't destroy it at the end.
8308 (vt_emit_notes): Call dataflow_set_clear early on all
8309 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8310 computed set, dataflow_set_clear also VTI(bb)->in when we are
8311 done with the basic block. Initialize changed_variables_stack,
8312 free it afterwards. If ENABLE_CHECKING verify that after noting
8313 differences to an empty set value_chains hash table is empty.
8314 (vt_initialize): Initialize value_chains and value_chain_pool.
8315 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8316 (variable_tracking_main): Call dump_dataflow_sets before calling
8317 vt_emit_notes, not after it.
8318 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8319 (propagate_var_def_into_debug_stmts): Declare.
8320 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8321 (df_set_note): Reject debug insns.
8322 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8323 add notes to debug insns.
8324 (df_note_bb_compute): Adjust. Likewise.
8325 (df_simulate_uses): Skip debug insns.
8326 (df_simulate_initialize_backwards): Likewise.
8327 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8328 (subst_stack_regs_pat): Reject debug insns.
8329 (convert_regs_1): Handle debug insns.
8330 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8331 (print-rtl.o): Depend on cselib.h.
8332 (cselib.o): Depend on TREE_PASS_H.
8333 (var-tracking.o): Depend on cselib.h and TARGET_H.
8334 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8335 (init_ready_list): Skip boundary debug insns.
8336 (add_branch_dependences): Skip debug insns.
8337 (free_block_dependencies): Check for blocks with only debug insns.
8338 (compute_priorities): Likewise.
8339 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8340 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8342 (gimple_build_debug_bind_stat): New.
8343 (empty_body_p): Skip debug stmts.
8344 (gimple_has_side_effects): Likewise.
8345 (gimple_rhs_has_side_effects): Likewise.
8346 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8347 (gimple_build_debug_bind_stat): Declare.
8348 (gimple_build_debug_bind): Define.
8349 (is_gimple_debug): New.
8350 (gimple_debug_bind_p): New.
8351 (gimple_debug_bind_get_var): New.
8352 (gimple_debug_bind_get_value): New.
8353 (gimple_debug_bind_get_value_ptr): New.
8354 (gimple_debug_bind_set_var): New.
8355 (gimple_debug_bind_set_value): New.
8356 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8357 (gimple_debug_bind_reset_value): New.
8358 (gimple_debug_bind_has_value_p): New.
8359 (gsi_next_nondebug): New.
8360 (gsi_prev_nondebug): New.
8361 (gsi_start_nondebug_bb): New.
8362 (gsi_last_nondebug_bb): New.
8363 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8364 (print_insn): Handle DEBUG_INSN.
8365 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8366 of first insn prevail.
8367 (first_stmt): Skip debug stmts.
8368 (first_non_label_stmt): Likewise.
8369 (last_stmt): Likewise.
8370 (has_zero_uses_1): New.
8371 (single_imm_use_1): New.
8372 (verify_gimple_debug): New.
8373 (verify_types_in_gimple_stmt): Handle debug stmts.
8374 (verify_stmt): Likewise.
8375 (debug_loop_num): Skip debug stmts.
8376 (remove_edge_and_dominated_blocks): Remove dominators last.
8377 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8378 (linearize_expr): Likewise.
8379 * config/i386/i386.c (ix86_delegitimize_address): Call
8380 default implementation.
8381 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8382 (group_barrier_needed): Skip debug insns.
8383 (emit_insn_group_barriers): Likewise.
8384 (emit_all_insn_group_barriers): Likewise.
8385 (ia64_variable_issue): Handle debug insns.
8386 (ia64_dfa_new_cycle): Likewise.
8387 (final_emit_insn_group_barriers): Skip debug insns.
8388 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8389 def cfa without frame.
8390 (process_set): Likewise.
8391 (process_for_unwind_directive): Pass frame on.
8392 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8393 (rs6000_delegitimize_address): New.
8394 (rs6000_debug_adjust_cost): Handle debug insns.
8395 (is_microcoded_insn): Likewise.
8396 (is_cracked_insn): Likewise.
8397 (is_nonpipeline_insn): Likewise.
8398 (insn_must_be_first_in_group): Likewise.
8399 (insn_must_be_last_in_group): Likewise.
8400 (force_new_group): Likewise.
8401 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8402 contains only debug insns.
8403 (rtl_merge_blocks): Skip debug insns.
8404 (purge_dead_edges): Likewise.
8405 (rtl_block_ends_with_call_p): Skip debug insns.
8406 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8407 (mark_reg_dependencies): Skip debug insns.
8408 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8409 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8410 * tree-ssa-threadedge.c
8411 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8412 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8413 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8414 (copyprop_hardreg_forward_1): Handle debug insns.
8415 * reload1.c (reload): Skip debug insns. Replace unassigned
8416 pseudos in debug insns with their equivalences.
8417 (eliminate_regs_in_insn): Skip debug insns.
8418 (emit_input_reload_insns): Skip debug insns at first, adjust
8420 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8421 (get_indirect_ref_operands): Pass opf_no_vops on.
8422 (get_expr_operands): Likewise. Skip debug stmts.
8423 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8425 2009-09-01 Richard Henderson <rth@redhat.com>
8427 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8428 stmt_ends_pp_p statements at least once.
8429 * tree-vrp.c (vrp_initialize): Likewise.
8430 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8432 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8435 Fix AIX bootstrap after PR debug/30161
8436 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8437 that is a GNU extension.
8438 (tmpl_value_parm_die_table): Move the definition of this global
8439 outside #ifdef DWARF2_DEBUGGING_INFO region.
8441 2009-09-01 Richard Guenther <rguenther@suse.de>
8443 * tree.c (tree_expr_size): New function.
8444 * tree.h (tree_expr_size): Declare.
8445 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8446 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8447 * langhooks.c (lhd_expr_size): Remove.
8448 * langhooks.h (struct lang_hooks): Remove expr_size.
8449 * explow.c (expr_size): Use tree_expr_size.
8450 (int_expr_size): Likewise.
8451 * langhooks-def.h (lhd_expr_size): Remove.
8452 (LANG_HOOKS_EXPR_SIZE): Likewise.
8453 (LANG_HOOKS_INITIALIZER): Adjust.
8455 2009-09-01 Richard Guenther <rguenther@suse.de>
8457 * tree-flow.h (mark_addressable): Move declaration ...
8458 * tree.h (mark_addressable): ... here.
8459 * stmt.c (expand_asm_operands): Use mark_addressable, not
8460 lang_hooks.mark_addressable.
8461 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8462 LANG_HOOKS_MARK_ADDRESSABLE.
8463 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8464 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8466 2009-08-31 Chris Demetriou <cgd@google.com>
8468 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8469 vectorize if not TARGET_SSE2.
8471 2009-08-31 DJ Delorie <dj@redhat.com>
8473 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8474 registers if no coprocessor is enabled.
8476 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8479 * cgraph.h (cgraph_get_node): Declare ...
8480 * cgraph.c (cgraph_get_node): ... new function.
8481 * dwarf2out.c (gen_generic_params_dies,
8482 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8483 make_ith_pack_parameter_name,
8484 append_entry_to_tmpl_value_parm_die_table,
8485 gen_remaining_tmpl_value_param_die_attribute): New functions.
8486 (gen_subprogram_die): Generate debug info for template parameters
8487 if debug info level is higher than DINFO_LEVEL_TERSE.
8488 Use tree_add_const_value_attribute_for_decl instead of
8489 tree_add_const_value_attribute.
8490 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8491 instead of tree_add_const_value_attribute.
8492 (gen_struct_or_union_type_die): Generate debug
8493 info for template parameters if debug info level is higher than
8495 (tree_add_const_value_attribute): Handle integral and pointer
8496 constants. Update comment.
8497 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8498 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8499 (reference_to_unused): Fix thinko. Remove redundant predicates from
8501 (tree_add_const_value_attribute): Make this work for constant
8503 tree_add_const_value_attribute_for_decl is to be used for variable
8505 (add_location_or_const_value_attribute): Use
8506 tree_add_const_value_attribute_for_decl now.
8507 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8508 DW_TAG_template_value_param DIEs after function DIEs have been
8510 * langhooks.h (lang_hooks_for_types): Add
8511 get_argument_pack_elems.
8512 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8513 (lang_hooks): Added get_innermost_generic_parms,
8514 get_innermost_generic_args.
8515 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8516 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8517 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8518 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8520 2009-08-31 DJ Delorie <dj@redhat.com>
8522 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8523 it once we start generating the prologue or epilogue.
8524 (mep_call_saves_register): If the frame is locked, re-use
8526 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8527 (mep_expand_prologue): Call it.
8528 (mep_expand_epilogue): Likewise.
8529 (mep_start_function): Use the same logic as mep_expand_prologue.
8530 (mep_pass_by_reference): Make logic more readable.
8531 (mep_return_in_memory): Zero-sized objects are passed in memory.
8532 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8534 2009-08-31 Richard Guenther <rguenther@suse.de>
8536 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8537 to query if the memory regions for memmove overlap.
8538 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8539 asserts on pointers, instead deal with odd trees.
8540 (ptr_derefs_may_alias_p): Likewise.
8541 (refs_may_alias_p_1): Constructor bases also never alias.
8543 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8545 * doc/install.texi (Final install): Adjust reference on where to
8546 order printed manuals.
8548 2009-08-30 Olivier Hainque <hainque@adacore.com>
8550 * dwarf2out.c (switch_to_frame_table_section): Move
8551 definition prior to first use.
8553 2009-08-30 Richard Guenther <rguenther@suse.de>
8555 PR tree-optimization/41186
8556 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8557 (ao_ref_init_from_ptr_and_size): New function.
8558 (ref_maybe_used_by_call_p_1): Be more precise tracking
8559 used ranges for builtin functions.
8560 (ref_maybe_used_by_call_p): Adjust.
8561 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8562 ranges for builtin functions.
8563 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8565 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8568 * fwprop.c (get_reg_use_in): Delete.
8569 (free_load_extend): New function.
8570 (forward_propagate_subreg): Use it.
8572 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8574 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8576 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8579 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8582 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8584 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8585 fini or fini_array section.
8587 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8589 * graphite-dependences.c (graphite_legal_transform_bb): Call
8590 pbb_remove_duplicate_pdrs.
8591 * graphite-poly.c (can_collapse_pdr): Removed.
8592 (pdr_find_duplicate): Removed.
8593 (can_collapse_pdrs): New.
8594 (pbb_remove_duplicate_pdrs): New.
8595 (new_poly_dr): Do not look for duplicates.
8596 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8597 (PBB_PDR_DUPLICATES_REMOVED): New.
8598 (pbb_remove_duplicate_pdrs): Declared.
8600 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8602 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8603 the strides by multiplying by PDR_NB_REFS.
8604 * graphite-poly.c (can_collapse_pdr): New.
8605 (pdr_find_duplicate): New.
8606 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8607 Initialize PDR_NB_REFS.
8608 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8610 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8612 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8615 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8618 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8620 * graphite-dependences.c (pddr_original_scattering): Return NULL
8621 for read-read dependence relations.
8622 * graphite-poly.h (enum poly_dr_type): Fix comment.
8625 (pdr_may_write_p): New.
8627 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8629 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8630 (struct poly_dr): Same.
8631 (new_poly_dr): Same.
8632 * graphite-poly.c (new_poly_dr): Same.
8633 * graphite-dependences.c (dot_deps): Disable call to system.
8635 2009-08-28 Cary Coutant <ccoutant@google.com>
8638 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8639 struct/union/enum types local to a function.
8641 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8642 Sebastian Pop <sebastian.pop@amd.com>
8644 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8645 pbb_strip_mine_time_depth. Changed the implementation so that
8646 transformation is expressed as a transformation on
8647 time (scatttering) dimensions. Also, ensures that the 2d+1
8648 scheduling format is preserved.
8649 (pbb_strip_mine_profitable_p): Profitability is based on the
8650 iteration number of a given time (scattering) dimension,
8651 and not on a original loop depth dimension.
8652 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8653 (pbb_do_strip_mine): Call psct_dynamic_dim.
8654 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8655 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8656 (pbb_nb_dynamic_scattering_transform): New.
8657 (psct_dynamic_dim): New.
8659 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8661 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8662 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8663 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8664 * graphite-interchange.c (build_linearized_memory_access): Same.
8665 (memory_stride_in_loop): Same.
8667 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8669 * graphite-dependences.c (pddr_original_scattering): New.
8670 (graphite_legal_transform_dr): Call pddr_original_scattering.
8673 * graphite-dependences.h (dot_deps): Declared.
8674 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8675 (print_pdr): Print PDR_ID.
8676 * graphite-poly.h (struct poly_dr): Add field id.
8679 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8681 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8683 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8684 not delete the original dependence relation.
8686 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8688 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8689 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8690 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8691 (free_poly_ddr): New.
8692 (pddr_is_empty): New.
8693 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8694 (dependence_polyhedron): Same. Remove useless gcc_assert.
8696 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8697 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8698 * graphite-dependences.h (enum poly_dependence_kind): New.
8699 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8700 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8701 (PDRP_SINK): Renamed PDDR_SINK.
8702 (PDRP_DDP): Renamed PDDR_DDP.
8704 (free_poly_ddr): Declared.
8705 * graphite-poly.c (new_scop): Use the new hash function names.
8706 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8707 into original_pddrs.
8708 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8710 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8712 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8713 bounds with LT_EXPR to make niter analysis more precise on code
8714 generated by Graphite.
8716 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8718 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8719 (graphite_legal_transform_bb): Same.
8720 (poly_drs_may_alias_p): Same.
8722 2009-08-28 Richard Guenther <rguenther@suse.de>
8724 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8726 2009-08-28 Jan Beulich <jbeulich@novell.com>
8728 * config/i386/netware.c: Include langhooks.h.
8729 (i386_nlm_encode_section_info): Simplify.
8730 (netware_override_options): Delete.
8731 * config/i386/netware.h (netware_override_options): Delete
8733 (OVERRIDE_OPTIONS): Delete definition.
8734 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8735 (ASM_COMMENT_START): Define.
8736 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8738 2009-08-28 Jan Beulich <jbeulich@novell.com>
8740 * configure.ac: For in-tree ld, do a plain version check to
8741 determine whether comdat groups are supported.
8742 * configure: Regenerate.
8744 2009-08-28 Olivier Hainque <hainque@adacore.com>
8746 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8747 always defined. Reflect definition or absence of such for
8748 COLLECT_EXPORT_LIST. Readability helper.
8749 (scanfilter): New enum, to help control what symbols
8750 are to be considered or ignored by scan_prog_file.
8751 (enum pass): Rename as "scanpass", moved together with scanfilter
8752 prior to scan_prog_file's prototype.
8753 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8754 Group prototype with the scanpass/scanfilter definitions, factorize
8755 head comments for the several implementations at the prototype.
8756 (main): Reorganize the first pass link control to let AIX
8757 drag only the needed frame tables in executables. Prevent
8758 frame tables collection during the scan aimed at static ctors.
8759 Pre-link and scan for frame tables later to compensate.
8760 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8761 A C statement to issue assembly directives that create a reference
8762 to the given DWARF table identifier label from the current function
8764 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8765 to differentiate first time section entry. Only emit a .data
8766 tables start identifier label the first time around.
8767 (switch_to_frame_table_section): New function. Helper for
8768 output_call_frame_info to switch possibly BACK into the eh_frame
8769 or the debug_frame section depending on FOR_EH.
8770 (output_call_frame_info): Use helper to first enter the proper
8772 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8773 emit a link to the frame table start label from each function
8775 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8776 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8777 * config/rs6000/rs6000-protos.h: Declare it.
8778 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8780 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8782 * config/sh/sh.c (split_branches): Check the result of
8785 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8787 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8788 using -pthread -fopenmp
8790 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8792 * doc/service.texi (service directory): Update URL.
8794 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8796 PR rtl-optimization/40861
8797 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8798 extract word from a multi-word subreg for negative byte positions.
8800 2009-08-27 Tristan Gingold <gingold@adacore.com>
8801 Douglas B Rupp <rupp@gnat.com>
8803 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8804 (SECTION_VMS_OVERLAY): Define.
8805 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8807 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8809 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8810 common_object declarations.
8811 (ia64_section_type_flags): Set section flag for common_object.
8812 * config/ia64/ia64-protos.h
8813 (ia64_vms_output_aligned_decl_common): Declare.
8814 (ia64_vms_elf_asm_named_section): Declare.
8816 2009-08-27 Michael Matz <matz@suse.de>
8818 * expr.c (expand_expr_real_2): New function taking exploded
8819 unary or binary expression, split out from ...
8820 (expand_expr_real_1): ... here. Move over all unary/binary
8821 switch parts to above function, in particular these codes:
8822 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8823 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8824 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8825 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8826 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8827 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8828 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8829 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8830 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8831 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8832 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8833 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8834 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8835 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8836 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8837 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8838 VEC_PACK_FIX_TRUNC_EXPR.
8839 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8842 2009-08-27 Richard Guenther <rguenther@suse.de>
8844 * gengtype.c (main): Handle uint64_t.
8845 * ipa-utils.c (get_base_var): Indent properly.
8846 * tree-ssa-live.c (debug_scope_block): New function.
8847 * tree-flow.h (debug_scope_block): Declare.
8848 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8849 * basic-block.h (enum profile_status): Rename to
8850 enum profile_status_d.
8851 (x_profile_status): Adjust type.
8853 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8856 * dwarf2out.c (get_context_die): Declare this static function.
8857 (gen_type_die_with_usage): Make sure a DIE is a generated for
8858 the context of a typedef.
8860 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8862 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8865 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8867 * config/mips/mips-protos.h (mips_output_sync): Declare.
8868 (mips_sync_loop_insns): Likewise.
8869 (mips_output_sync_loop): Replace first two parameters with an rtx.
8870 * config/mips/mips.c (mips_multi_member): New structure.
8871 (mips_multi_members): New variable.
8872 (mips_multi_start): New function.
8873 (mips_multi_add): Likewise.
8874 (mips_multi_add_insn): Likewise.
8875 (mips_multi_add_label): Likewise.
8876 (mips_multi_last_index): Likewise.
8877 (mips_multi_copy_insn): Likewise.
8878 (mips_multi_set_operand): Likewise.
8879 (mips_multi_write): Likewise.
8880 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8881 (mips_init_print_operand_punct): Update accordingly.
8882 (mips_start_ll_sc_sync_block): New function.
8883 (mips_end_ll_sc_sync_block): Likewise.
8884 (mips_output_sync): Likewise.
8885 (mips_sync_insn1_template): Likewise.
8886 (mips_sync_insn2_template): Likewise.
8887 (mips_get_sync_operand): Likewise.
8888 (mips_process_sync_loop): Likewise.
8889 (mips_output_sync_loop): Use mips_process_sync_loop.
8890 (mips_sync_loop_insns): New function.
8891 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8892 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8893 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8894 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8895 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8896 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8897 (MIPS_SYNC_OLD_OP_12): Likewise.
8898 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8899 (MIPS_SYNC_NEW_OP_12): Likewise.
8900 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8901 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8902 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8903 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8904 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8905 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8906 * config/mips/mips.md (sync_mem): New attribute.
8907 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8908 (sync_exclusive_mask, sync_required_oldval): Likewise.
8909 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8910 (sync_release_barrier): Likewise.
8911 (length): Handle sync loops.
8912 (sync): Use mips_output_sync.
8913 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8914 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8915 and use mips_output_sync_loop.
8916 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8917 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8918 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8919 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8920 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8921 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8922 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8923 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8924 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8926 2009-08-26 Richard Guenther <rguenther@suse.de>
8929 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8930 the types to not match.
8931 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8933 * tree-ssa.c (useless_type_conversion_p): Conversions to
8934 pointers to unprototyped functions are useless.
8936 2009-08-26 Richard Guenther <rguenther@suse.de>
8938 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8939 whole-program condition, prepare to be called for non-globals.
8940 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8941 params build a representative with known type and track its fields.
8943 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8945 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8946 clearing by a taken branch.
8947 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8948 effectively after bbro pass.
8949 (sync_nand<mode>): Ditto.
8950 (sync_old_<fetchop_name><mode>): Ditto.
8951 (sync_old_nand<mode>): Ditto.
8952 (sync_new_<fetchop_name><mode>): Dito.
8953 (sync_new_nand<mode>): Ditto.
8954 (sync_compare_and_swap<mode>_1): Ditto.
8955 (*sync_compare_and_swap<mode>): Ditto.
8956 (sync_lock_test_and_set<mode>_1): Ditto.
8957 ("sync_lock_test_and_set<mode>): Ditto.
8959 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8961 * hwint.h (HOST_LONG_FORMAT): New macro
8962 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8963 Use HOST_PTR_PRINTF.
8964 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8965 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8966 (HOST_PTR_PRINTF): Document.
8968 2009-08-25 Jan Hubicka <jh@suse.cz>
8970 * config/i386/bmmintrin.h: Replace by #error.
8973 Michael Meissner <michael.meissner@amd.com>
8974 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8975 Tony Linthicum <tony.linthicum@amd.com>
8977 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8978 (TARGET_ROUND): New macro for the round/ptest instructions which
8979 are shared between SSE4.1 and SSE5.
8980 (OPTION_MASK_ISA_ROUND): Ditto.
8981 (OPTION_ISA_ROUND): Ditto.
8982 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8983 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8985 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8986 (-mfused-madd): New switch to give users control over whether the
8987 compiler optimizes to use the multiply/add SSE5 instructions.
8989 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8990 (ix86_handle_option): Turn off 3dnow if -msse5.
8991 (override_options): Add SSE5 support.
8992 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8994 (ix86_expand_sse_movcc): Add SSE5 support.
8995 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8996 vector type to the next largest size.
8997 (ix86_expand_sse5_pack): New function to use pperm to pack a
8998 vector type to the next smallest size.
8999 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9000 (IX86_BUILTIN_FMADDSD): Ditto.
9001 (IX86_BUILTIN_FMADDPS): Ditto.
9002 (IX86_BUILTIN_FMADDPD): Ditto.
9003 (IX86_BUILTIN_FMSUBSS): Ditto.
9004 (IX86_BUILTIN_FMSUBSD): Ditto.
9005 (IX86_BUILTIN_FMSUBPS): Ditto.
9006 (IX86_BUILTIN_FMSUBPD): Ditto.
9007 (IX86_BUILTIN_FNMADDSS): Ditto.
9008 (IX86_BUILTIN_FNMADDSD): Ditto.
9009 (IX86_BUILTIN_FNMADDPS): Ditto.
9010 (IX86_BUILTIN_FNMADDPD): Ditto.
9011 (IX86_BUILTIN_FNMSUBSS): Ditto.
9012 (IX86_BUILTIN_FNMSUBSD): Ditto.
9013 (IX86_BUILTIN_FNMSUBPS): Ditto.
9014 (IX86_BUILTIN_FNMSUBPD): Ditto.
9015 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9016 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9017 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9018 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9019 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9020 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9021 (IX86_BUILTIN_PPERM): Ditto.
9022 (IX86_BUILTIN_PERMPS): Ditto.
9023 (IX86_BUILTIN_PERMPD): Ditto.
9024 (IX86_BUILTIN_PMACSSWW): Ditto.
9025 (IX86_BUILTIN_PMACSWW): Ditto.
9026 (IX86_BUILTIN_PMACSSWD): Ditto.
9027 (IX86_BUILTIN_PMACSWD): Ditto.
9028 (IX86_BUILTIN_PMACSSDD): Ditto.
9029 (IX86_BUILTIN_PMACSDD): Ditto.
9030 (IX86_BUILTIN_PMACSSDQL): Ditto.
9031 (IX86_BUILTIN_PMACSSDQH): Ditto.
9032 (IX86_BUILTIN_PMACSDQL): Ditto.
9033 (IX86_BUILTIN_PMACSDQH): Ditto.
9034 (IX86_BUILTIN_PMADCSSWD): Ditto.
9035 (IX86_BUILTIN_PMADCSWD): Ditto.
9036 (IX86_BUILTIN_PHADDBW): Ditto.
9037 (IX86_BUILTIN_PHADDBD): Ditto.
9038 (IX86_BUILTIN_PHADDBQ): Ditto.
9039 (IX86_BUILTIN_PHADDWD): Ditto.
9040 (IX86_BUILTIN_PHADDWQ): Ditto.
9041 (IX86_BUILTIN_PHADDDQ): Ditto.
9042 (IX86_BUILTIN_PHADDUBW): Ditto.
9043 (IX86_BUILTIN_PHADDUBD): Ditto.
9044 (IX86_BUILTIN_PHADDUBQ): Ditto.
9045 (IX86_BUILTIN_PHADDUWD): Ditto.
9046 (IX86_BUILTIN_PHADDUWQ): Ditto.
9047 (IX86_BUILTIN_PHADDUDQ): Ditto.
9048 (IX86_BUILTIN_PHSUBBW): Ditto.
9049 (IX86_BUILTIN_PHSUBWD): Ditto.
9050 (IX86_BUILTIN_PHSUBDQ): Ditto.
9051 (IX86_BUILTIN_PROTB): Ditto.
9052 (IX86_BUILTIN_PROTW): Ditto.
9053 (IX86_BUILTIN_PROTD): Ditto.
9054 (IX86_BUILTIN_PROTQ): Ditto.
9055 (IX86_BUILTIN_PROTB_IMM): Ditto.
9056 (IX86_BUILTIN_PROTW_IMM): Ditto.
9057 (IX86_BUILTIN_PROTD_IMM): Ditto.
9058 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9059 (IX86_BUILTIN_PSHLB): Ditto.
9060 (IX86_BUILTIN_PSHLW): Ditto.
9061 (IX86_BUILTIN_PSHLD): Ditto.
9062 (IX86_BUILTIN_PSHLQ): Ditto.
9063 (IX86_BUILTIN_PSHAB): Ditto.
9064 (IX86_BUILTIN_PSHAW): Ditto.
9065 (IX86_BUILTIN_PSHAD): Ditto.
9066 (IX86_BUILTIN_PSHAQ): Ditto.
9067 (IX86_BUILTIN_FRCZSS): Ditto.
9068 (IX86_BUILTIN_FRCZSD): Ditto.
9069 (IX86_BUILTIN_FRCZPS): Ditto.
9070 (IX86_BUILTIN_FRCZPD): Ditto.
9071 (IX86_BUILTIN_CVTPH2PS): Ditto.
9072 (IX86_BUILTIN_CVTPS2PH): Ditto.
9073 (IX86_BUILTIN_COMEQSS): Ditto.
9074 (IX86_BUILTIN_COMNESS): Ditto.
9075 (IX86_BUILTIN_COMLTSS): Ditto.
9076 (IX86_BUILTIN_COMLESS): Ditto.
9077 (IX86_BUILTIN_COMGTSS): Ditto.
9078 (IX86_BUILTIN_COMGESS): Ditto.
9079 (IX86_BUILTIN_COMUEQSS): Ditto.
9080 (IX86_BUILTIN_COMUNESS): Ditto.
9081 (IX86_BUILTIN_COMULTSS): Ditto.
9082 (IX86_BUILTIN_COMULESS): Ditto.
9083 (IX86_BUILTIN_COMUGTSS): Ditto.
9084 (IX86_BUILTIN_COMUGESS): Ditto.
9085 (IX86_BUILTIN_COMORDSS): Ditto.
9086 (IX86_BUILTIN_COMUNORDSS): Ditto.
9087 (IX86_BUILTIN_COMFALSESS): Ditto.
9088 (IX86_BUILTIN_COMTRUESS): Ditto.
9089 (IX86_BUILTIN_COMEQSD): Ditto.
9090 (IX86_BUILTIN_COMNESD): Ditto.
9091 (IX86_BUILTIN_COMLTSD): Ditto.
9092 (IX86_BUILTIN_COMLESD): Ditto.
9093 (IX86_BUILTIN_COMGTSD): Ditto.
9094 (IX86_BUILTIN_COMGESD): Ditto.
9095 (IX86_BUILTIN_COMUEQSD): Ditto.
9096 (IX86_BUILTIN_COMUNESD): Ditto.
9097 (IX86_BUILTIN_COMULTSD): Ditto.
9098 (IX86_BUILTIN_COMULESD): Ditto.
9099 (IX86_BUILTIN_COMUGTSD): Ditto.
9100 (IX86_BUILTIN_COMUGESD): Ditto.
9101 (IX86_BUILTIN_COMORDSD): Ditto.
9102 (IX86_BUILTIN_COMUNORDSD): Ditto.
9103 (IX86_BUILTIN_COMFALSESD): Ditto.
9104 (IX86_BUILTIN_COMTRUESD): Ditto.
9105 (IX86_BUILTIN_COMEQPS): Ditto.
9106 (IX86_BUILTIN_COMNEPS): Ditto.
9107 (IX86_BUILTIN_COMLTPS): Ditto.
9108 (IX86_BUILTIN_COMLEPS): Ditto.
9109 (IX86_BUILTIN_COMGTPS): Ditto.
9110 (IX86_BUILTIN_COMGEPS): Ditto.
9111 (IX86_BUILTIN_COMUEQPS): Ditto.
9112 (IX86_BUILTIN_COMUNEPS): Ditto.
9113 (IX86_BUILTIN_COMULTPS): Ditto.
9114 (IX86_BUILTIN_COMULEPS): Ditto.
9115 (IX86_BUILTIN_COMUGTPS): Ditto.
9116 (IX86_BUILTIN_COMUGEPS): Ditto.
9117 (IX86_BUILTIN_COMORDPS): Ditto.
9118 (IX86_BUILTIN_COMUNORDPS): Ditto.
9119 (IX86_BUILTIN_COMFALSEPS): Ditto.
9120 (IX86_BUILTIN_COMTRUEPS): Ditto.
9121 (IX86_BUILTIN_COMEQPD): Ditto.
9122 (IX86_BUILTIN_COMNEPD): Ditto.
9123 (IX86_BUILTIN_COMLTPD): Ditto.
9124 (IX86_BUILTIN_COMLEPD): Ditto.
9125 (IX86_BUILTIN_COMGTPD): Ditto.
9126 (IX86_BUILTIN_COMGEPD): Ditto.
9127 (IX86_BUILTIN_COMUEQPD): Ditto.
9128 (IX86_BUILTIN_COMUNEPD): Ditto.
9129 (IX86_BUILTIN_COMULTPD): Ditto.
9130 (IX86_BUILTIN_COMULEPD): Ditto.
9131 (IX86_BUILTIN_COMUGTPD): Ditto.
9132 (IX86_BUILTIN_COMUGEPD): Ditto.
9133 (IX86_BUILTIN_COMORDPD): Ditto.
9134 (IX86_BUILTIN_COMUNORDPD): Ditto.
9135 (IX86_BUILTIN_COMFALSEPD): Ditto.
9136 (IX86_BUILTIN_COMTRUEPD): Ditto.
9137 (IX86_BUILTIN_PCOMEQUB): Ditto.
9138 (IX86_BUILTIN_PCOMNEUB): Ditto.
9139 (IX86_BUILTIN_PCOMLTUB): Ditto.
9140 (IX86_BUILTIN_PCOMLEUB): Ditto.
9141 (IX86_BUILTIN_PCOMGTUB): Ditto.
9142 (IX86_BUILTIN_PCOMGEUB): Ditto.
9143 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9144 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9145 (IX86_BUILTIN_PCOMEQUW): Ditto.
9146 (IX86_BUILTIN_PCOMNEUW): Ditto.
9147 (IX86_BUILTIN_PCOMLTUW): Ditto.
9148 (IX86_BUILTIN_PCOMLEUW): Ditto.
9149 (IX86_BUILTIN_PCOMGTUW): Ditto.
9150 (IX86_BUILTIN_PCOMGEUW): Ditto.
9151 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9152 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9153 (IX86_BUILTIN_PCOMEQUD): Ditto.
9154 (IX86_BUILTIN_PCOMNEUD): Ditto.
9155 (IX86_BUILTIN_PCOMLTUD): Ditto.
9156 (IX86_BUILTIN_PCOMLEUD): Ditto.
9157 (IX86_BUILTIN_PCOMGTUD): Ditto.
9158 (IX86_BUILTIN_PCOMGEUD): Ditto.
9159 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9160 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9161 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9162 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9163 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9164 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9165 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9166 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9167 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9168 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9169 (IX86_BUILTIN_PCOMEQB): Ditto.
9170 (IX86_BUILTIN_PCOMNEB): Ditto.
9171 (IX86_BUILTIN_PCOMLTB): Ditto.
9172 (IX86_BUILTIN_PCOMLEB): Ditto.
9173 (IX86_BUILTIN_PCOMGTB): Ditto.
9174 (IX86_BUILTIN_PCOMGEB): Ditto.
9175 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9176 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9177 (IX86_BUILTIN_PCOMEQW): Ditto.
9178 (IX86_BUILTIN_PCOMNEW): Ditto.
9179 (IX86_BUILTIN_PCOMLTW): Ditto.
9180 (IX86_BUILTIN_PCOMLEW): Ditto.
9181 (IX86_BUILTIN_PCOMGTW): Ditto.
9182 (IX86_BUILTIN_PCOMGEW): Ditto.
9183 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9184 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9185 (IX86_BUILTIN_PCOMEQD): Ditto.
9186 (IX86_BUILTIN_PCOMNED): Ditto.
9187 (IX86_BUILTIN_PCOMLTD): Ditto.
9188 (IX86_BUILTIN_PCOMLED): Ditto.
9189 (IX86_BUILTIN_PCOMGTD): Ditto.
9190 (IX86_BUILTIN_PCOMGED): Ditto.
9191 (IX86_BUILTIN_PCOMFALSED): Ditto.
9192 (IX86_BUILTIN_PCOMTRUED): Ditto.
9193 (IX86_BUILTIN_PCOMEQQ): Ditto.
9194 (IX86_BUILTIN_PCOMNEQ): Ditto.
9195 (IX86_BUILTIN_PCOMLTQ): Ditto.
9196 (IX86_BUILTIN_PCOMLEQ): Ditto.
9197 (IX86_BUILTIN_PCOMGTQ): Ditto.
9198 (IX86_BUILTIN_PCOMGEQ): Ditto.
9199 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9200 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9201 (enum multi_arg_type): New enum for describing the various SSE5
9202 intrinsic argument types.
9203 (bdesc_multi_arg): New table for SSE5 intrinsics.
9204 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9205 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9207 (ix86_expand_builtin): Add SSE5 intrinsic support.
9208 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9209 operand instructions.
9210 (ix86_expand_sse5_multiple_memory): New function to split the
9211 second memory reference from SSE5 instructions.
9212 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9213 (ix86_return_pops_args): Use stdarg_p to determine if the function
9214 has variable arguments.
9215 (ix86_setup_incoming_varargs): Ditto.
9216 (x86_this_parameter): Ditto.
9218 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9220 (ix86_expand_sse5_pack): Ditto.
9221 (ix86_sse5_valid_op_p): Ditto.
9222 (ix86_expand_sse5_multiple_memory): Ditto.
9224 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9225 constant for SSE5 support.
9226 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9227 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9228 (UNSPEC_SSE5_PERMUTE): Ditto.
9229 (UNSPEC_SSE5_ASHIFT): Ditto.
9230 (UNSPEC_SSE5_LSHIFT): Ditto.
9231 (UNSPEC_FRCZ): Ditto.
9232 (UNSPEC_CVTPH2PS): Ditto.
9233 (UNSPEC_CVTPS2PH): Ditto.
9234 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9236 (COM_FALSE_S): Ditto.
9237 (COM_FALSE_P): Ditto.
9238 (COM_TRUE_S): Ditto.
9239 (COM_TRUE_P): Ditto.
9240 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9241 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9243 (memory attribute): Ditto.
9244 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9245 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9246 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9247 (floor<mode>2): Ditto.
9248 (ceil<mode>2): Ditto.
9249 (btrunc<mode>2): Ditto.
9250 (nearbyintdf2): Ditto.
9251 (nearbyintsf2): Ditto.
9252 (sse_setccsf): Disable if SSE5.
9253 (sse_setccdf): Ditto.
9254 (sse5_setcc<mode>): New support for SSE5 conditional move.
9255 (sse5_pcmov_<mode>): Ditto.
9257 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9259 (SSEMODEF2P): Ditto.
9260 (ssemodesuffixf4): New mode attribute for SSE5.
9261 (ssemodesuffixf2s): Ditto.
9262 (ssemodesuffixf2c): Ditto.
9263 (sserotatemax): Ditto.
9264 (ssescalarmode): Ditto.
9265 (sse_maskcmpv4sf3): Disable if SSE5.
9266 (sse_maskcmpv2df3): Ditto.
9267 (sse_vmmaskcmpv4sf3): Ditto.
9268 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9269 (sse5_vmfmadd<mode>4): Ditto.
9270 (sse5_fmsub<mode>4): Ditto.
9271 (sse5_vmfmsub<mode>4): Ditto.
9272 (sse5_fnmadd<mode>4): Ditto.
9273 (sse5_vmfnmadd<mode>4): Ditto.
9274 (sse5_fnmsub<mode>4): Ditto.
9275 (sse5_vmfnmsub<mode>4): Ditto.
9276 (sse5i_fmadd<mode>4): Ditto.
9277 (sse5i_fmsub<mode>4): Ditto.
9278 (sse5i_fnmadd<mode>4): Ditto.
9279 (sse5i_fnmsub<mode>4): Ditto.
9280 (sse5i_vmfmadd<mode>4): Ditto.
9281 (sse5i_vmfmsub<mode>4): Ditto.
9282 (sse5i_vmfnmadd<mode>4): Ditto.
9283 (sse5i_vmfnmsub<mode>4): Ditto.
9284 (mulv16qi3): Add SSE5 support.
9286 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9287 (sse2_mulv4si3): Disable if SSE5.
9288 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9289 (sse4_1_roundps): Ditto.
9290 (sse4_1_roundsd): Ditto.
9291 (sse4_1_roundss): Ditto.
9292 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9294 (sse_maskcmpsf3): Ditto.
9295 (sse_vmmaskcmpv4sf3): Ditto.
9296 (sse2_maskcmpv2df3): Ditto.
9297 (sse2_maskcmpdf3): Ditto.
9298 (sse2_vmmaskcmpv2df3): Ditto.
9299 (sse2_eq<mode>3): Ditto.
9300 (sse2_gt<mode>3): Ditto.
9301 (sse5_pcmov_<mode>): Add SSE5 support.
9302 (vec_unpacku_hi_v16qi): Ditto.
9303 (vec_unpacks_hi_v16qi): Ditto.
9304 (vec_unpacku_lo_v16qi): Ditto.
9305 (vec_unpacks_lo_v16qi): Ditto.
9306 (vec_unpacku_hi_v8hi): Ditto.
9307 (vec_unpacks_hi_v8hi): Ditto.
9308 (vec_unpacku_lo_v8hi): Ditto.
9309 (vec_unpacks_lo_v8hi): Ditto.
9310 (vec_unpacku_hi_v4si): Ditto.
9311 (vec_unpacks_hi_v4si): Ditto.
9312 (vec_unpacku_lo_v4si): Ditto.
9313 (vec_unpacks_lo_v4si): Ditto.
9314 (sse5_pmacsww): New SSE5 intrinsic insn.
9315 (sse5_pmacssww): Ditto.
9316 (sse5_pmacsdd): Ditto.
9317 (sse5_pmacssdd): Ditto.
9318 (sse5_pmacssdql): Ditto.
9319 (sse5_pmacssdqh): Ditto.
9320 (sse5_pmacsdqh): Ditto.
9321 (sse5_pmacsswd): Ditto.
9322 (sse5_pmacswd): Ditto.
9323 (sse5_pmadcsswd): Ditto.
9324 (sse5_pmadcswd): Ditto.
9325 (sse5_pcmov_<move>): Conditional move support on SSE5.
9326 (sse5_phaddbw): New SSE5 intrinsic insn.
9327 (sse5_phaddbd): Ditto.
9328 (sse5_phaddbq): Ditto.
9329 (sse5_phaddwd): Ditto.
9330 (sse5_phaddwq): Ditto.
9331 (sse5_phadddq): Ditto.
9332 (sse5_phaddubw): Ditto.
9333 (sse5_phaddubd): Ditto.
9334 (sse5_phaddubq): Ditto.
9335 (sse5_phadduwd): Ditto.
9336 (sse5_phadduwq): Ditto.
9337 (sse5_phaddudq): Ditto.
9338 (sse5_phsubbw): Ditto.
9339 (sse5_phsubwd): Ditto.
9340 (sse5_phsubdq): Ditto.
9341 (sse5_pperm): Ditto.
9342 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9343 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9344 (sse5_pperm_sign_v8hi_v4si): Ditto.
9345 (sse5_pperm_zero_v8hi_v4si): Ditto.
9346 (sse5_pperm_sign_v4si_v2di): Ditto.
9347 (sse5_pperm_sign_v4si_v2di): Ditto.
9348 (sse5_pperm_pack_v2di_v4si): Ditto.
9349 (sse5_pperm_pack_v4si_v8hi): Ditto.
9350 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9351 (sse5_perm<mode>): New SSE5 intrinsic insn.
9352 (rotl<mode>3): Ditto.
9353 (sse5_rotl<mode>3): Ditto.
9354 (sse5_ashl<mode>3): Ditto.
9355 (sse5_lshl<mode>3): Ditto.
9356 (sse5_frcz<mode>2): Ditto.
9357 (sse5s_frcz<mode>2): Ditto.
9358 (sse5_cvtph2ps): Ditto.
9359 (sse5_cvtps2ph): Ditto.
9360 (sse5_vmmaskcmp<mode>3): Ditto.
9361 (sse5_com_tf<mode>3): Ditto.
9362 (sse5_maskcmp<mode>3): Ditto.
9363 (sse5_maskcmp_uns<mode>3): Ditto.
9364 (sse5_maskcmp_uns2<mode>3): Ditto.
9365 (sse5_pcom_tf<mode>3): Ditto.
9367 * config/i386/predicates.md (sse5_comparison_float_operator):
9368 New predicate to match the comparison operators supported by
9369 the SSE5 com instruction.
9370 (ix86_comparison_int_operator): New predicate to match just the
9371 signed int comparisons.
9372 (ix86_comparison_uns_operator): New predicate to match just the
9373 unsigned int comparisons.
9375 * doc/invoke.texi (-msse5): Add documentation.
9376 (-mfused-madd): Ditto.
9378 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9380 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9382 (x86_64-*-*): Ditto.
9384 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9386 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9387 intrinisics for SSE5.
9389 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9392 * config/i386/mmintrin-common.h: New file, to contain common
9393 instructions between SSE4.1 and SSE5.
9395 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9396 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9397 (gen_regparm_prefix): Ditto.
9399 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9400 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9401 prototype_p to determine if a function is prototyped.
9403 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9405 * c-common.c (c_common_reswords) add the alignof keyword,
9406 with same RID as __alignof and __alignof__
9408 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9410 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9411 * hooks.c (hook_bool_const_int_const_int_true): New function.
9412 * target.h (struct gcc_target): Add can_eliminate field.
9413 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9414 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9415 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9416 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9417 (elim_table): Revise comment.
9418 * system.h (CAN_ELIMINATE): Poison.
9419 * defaults.h (CAN_ELIMINATE): Remove.
9420 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9422 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9423 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9425 (alpha_vms_can_eliminate): Declare as static, change return type to
9427 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9429 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9430 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9431 (arm_can_eliminate): New function.
9433 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9434 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9435 (avr_can_eliminate): Declare as static.
9436 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9438 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9439 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9440 (bfin_can_eliminate): New function.
9442 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9443 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9444 (crx_can_eliminate): New function.
9446 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9447 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9448 (fr30_can_eliminate): New function.
9450 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9451 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9452 (frv_can_eliminate): New function.
9454 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9455 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9456 (h8300_can_eliminate): New function.
9458 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9459 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9460 (i386_can_eliminate): Declare as static, change return type to bool.
9461 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9463 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9464 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9465 (ia64_can_eliminate): New function.
9467 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9468 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9469 (iq2000_can_eliminate): New function.
9471 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9472 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9473 (m32r_can_eliminate): New function.
9475 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9476 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9477 (m68hc11_can_eliminate): New function.
9479 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9480 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9481 (m68k_can_eliminate): New function.
9483 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9484 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9485 (mep_can_eliminate): New function.
9487 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9488 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9489 (mips_can_eliminate): New function.
9491 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9492 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9493 (rs6000_can_eliminate): New function.
9495 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9496 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9497 (s390_can_eliminate): Declare as static.
9498 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9500 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9501 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9502 (score_can_eliminate): New function.
9504 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9505 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9506 (sparc_can_eliminate): Declare as static.
9507 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9509 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9510 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9511 (xstormy16_can_eliminate): New function.
9513 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9514 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9515 (v850_can_eliminate): New function.
9517 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9519 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9520 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9521 (*movdfcc_ext[1234]): Disable for IEEE mode.
9523 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9525 * gimplify.c (prepare_gimple_addressable): New static function.
9526 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9528 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9529 manually fiddling with it.
9531 2009-08-25 Michael Matz <matz@suse.de>
9533 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9534 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9536 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9537 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9538 (do_jump): Split out code for simple binary comparisons into ...
9539 (do_jump_1): ... this, taking the individual operands and code.
9540 Change callers to helper function above accordingly.
9541 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9544 2009-08-25 Michael Matz <matz@suse.de>
9546 * expr.h (struct separate_ops, sepops): New type for passing
9547 around an exploded simple expression.
9548 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9549 Use this structure instead of expression tree.
9550 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9551 expression, only its type.
9552 (expand_vec_cond_expr): Take type and individual operands instead
9554 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9555 expand_vec_shift_expr): Change prototype accordingly.
9556 * tree-vect-stmts.c (vectorizable_condition): Change call of
9557 expand_vec_cond_expr_p to pass only type.
9558 * expr.c (do_store_flags): Change prototype and implementation
9559 to take an exploded expression.
9560 (expand_expr_real_1): New local ops initialized with details
9561 of the full expression. Use it instead of full
9562 expression in calls to do_store_flags, expand_vec_cond_expr,
9563 expand_widen_pattern_expr and expand_vec_shift_expr.
9565 2009-08-25 Michael Matz <matz@suse.de>
9567 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9568 treeop2 initialized with first three operands of the full expression.
9569 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9571 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9573 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9574 (__gthread_objc_condition_allocate): Mark arguments as unused.
9575 (__gthread_objc_condition_deallocate): Likewise.
9576 (__gthread_objc_condition_wait): Likewise.
9577 (__gthread_objc_condition_broadcast): Likewise.
9578 (__gthread_objc_condition_signal): Likewise.
9579 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9580 (__gthread_objc_thread_id): Likewise.
9582 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9585 * tree-pretty-print.c (print_call_name): Print the correct call name
9586 for procedure pointer components.
9588 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9590 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9591 default_promote_function_mode when not VMS.
9593 2009-08-24 Olivier Hainque <hainque@adacore.com>
9595 * convert.c (convert_to_integer): Don't assume an input pointer is
9596 POINTER_SIZE wide. Fetch from the type instead.
9598 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9600 * configure.ac (AC_PREREQ): Bump to 2.64.
9602 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9604 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9605 (process_command): Don't search standard_exec_prefix_1 and
9606 standard_exec_prefix_2.
9608 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9610 * config/arm/arm.c (output_return_instruction): Handle for
9613 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9615 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9617 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9619 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9620 (*arm_movdf_vfp): Likewise.
9622 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9624 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9625 (vashr<mode>3): Rename from ashr<mode>3.
9626 (vlshr<mode>3): Rename from lshr<mode>3.
9628 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9631 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9632 (check_format_info_main): Use scalar_identify_flag.
9633 (check_format_types): Check for scalar size identity if
9634 scalar_identify_flag is set.
9635 (printf_length_specs): Extend by new field.
9636 (asm_fprintf_length_specs): Likewise.
9637 (gcc_diag_length_specs): Likewise.
9638 (scanf_length_specs): Likewise.
9639 (strfmon_length_specs): Likewise.
9640 (gcc_gfc_length_specs): Likewise.
9641 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9642 (ms_printf_flag_specs): Likewise.
9643 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9645 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9648 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9649 (*call_value_pop_1): Ditto.
9650 (*sibcall_pop_1): New insn pattern.
9651 (*sibcall_value_pop_1): Ditto.
9653 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9656 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9659 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9662 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9663 (get_reg_use_in): New function.
9664 (forward_propagate_subreg): Propagate through subreg of zero_extend
9667 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9669 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9670 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9672 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9674 * configure.ac: Remove --with-datarootdir, --with-docdir,
9675 --with-htmldir switches. No need to call AC_SUBST for
9676 datarootdir, docdir, htmldir any more.
9677 * configure: Regenerate.
9678 * doc/install.texi (Configuration): Document --datarootdir,
9679 --docdir, --htmldir, --pdfdir; update documentation for
9680 --infodir, --mandir.
9681 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9684 * aclocal.m4: Regenerate.
9685 * config.in: Regenerate.
9686 * configure: Regenerate.
9688 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9689 Olivier Hainque <hainque@adacore.com>
9691 * config/ia64/ia64.c: Include libfuncs.h.
9692 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9693 (ia64_expand_call): Use reg 25 on VMS.
9694 (ia64_initialize_trampoline): Fix for VMS ABI.
9695 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9696 (ia64_function_arg): Initialize reg 25 on VMS.
9697 Fix OpenVMS ABI issues for varargs.
9698 For OpenVMS, emit the Argument Information register set in the
9699 incoming/sibcall case as well.
9700 (ia64_arg_type): New function.
9701 (ia64_function_arg_advance): Keep track of cum->words.
9702 Fix OpenVMS ABI issues for varargs.
9703 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9704 (ia64_override_options): Set flag_no_common on VMS.
9705 (ia64_init_builtins): Disable FWRITE builtin.
9706 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9707 (ia64_vms_init_libfuncs): Add decc$ routines.
9708 (ia64_vms_valid_pointer_mode): New function.
9709 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9710 (ia64_promote_function_mode): New function
9711 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9712 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9713 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9714 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9715 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9716 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9717 Suppress trailing '#' if VALUE is numeric.
9718 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9719 ia64_promote_function_mode.
9720 (TARGET_VALID_POINTER_MODE): Define.
9722 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9725 * config/rs6000/rs6000.c (rs6000_override_options): Use
9726 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9729 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9730 reporting of vector + decimal/boolean/complex error.
9732 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9734 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9735 __vector double TYPE_DECL.
9737 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9739 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9740 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9741 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9742 to pointer to enum machine_mode. Update all callers as needed.
9744 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9746 * config/alpha/alpha.md (exception_receiver): Emit alternative
9747 GP load sequence if flag_reorder_blocks_and_partition is set.
9748 (*exception_receiver_2): Also enable when
9749 flag_reorder_blocks_and_partition is set.
9751 2009-08-20 Matt Rice <ratmice@gmail.com>
9752 Diego Novillo <dnovillo@google.com>
9754 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9757 2009-08-20 Richard Guenther <rguenther@suse.de>
9759 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9760 * c-tree.h (c_dup_lang_specific_decl): Remove.
9761 (struct lang_decl, struct lang_type): Move definitions ...
9762 * c-lang.h: ... here. New file.
9763 * c-decl.c: Include c-lang.h.
9764 (c_dup_lang_specific_decl): Remove.
9765 * c-typeck.c: Include c-lang.h.
9766 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9767 (c-typeck.o): Likewise.
9768 * c-config-lang.in (gtfiles): Add c-lang.h.
9769 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9772 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9774 * config/alpha/alpha.c (alpha_end_function): Do not clear
9775 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9776 this is now handled in generic code.
9778 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9780 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9781 (s390_z10_fix_long_loop_prediction): New function.
9782 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9783 (s390_reorg): Walk over the INSNs and invoke
9784 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9786 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9788 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9789 "*brx_64bit", "*brx_31bit"): New patterns.
9790 * config/s390/s390.c ('E'): New output modifier.
9792 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9793 Richard Earnshaw <richard.earnshaw@arm.com>
9795 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9796 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9798 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9800 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9802 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9803 for mode mode of operand0 when doing secondary reload for SAR.
9805 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9808 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9809 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9811 2009-08-19 Jason Merrill <jason@redhat.com>
9813 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9814 supported template depth in C++0x.
9816 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9818 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9819 free_after_compilation.
9820 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9821 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9822 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9823 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9824 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9825 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9826 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9828 2009-08-19 Ian Lance Taylor <iant@google.com>
9830 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9831 of (plus (mult (neg B) C) A).
9833 2009-08-18 Michael Matz <matz@suse.de>
9835 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9836 instead of comparing TYPE_MAIN_VARIANT for equality.
9837 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9838 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9839 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9840 * gimplify.c (goa_lhs_expr_p): Ditto and use
9841 STRIP_USELESS_TYPE_CONVERSION.
9843 2009-08-18 Michael Matz <matz@suse.de>
9845 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9846 first field in a struct.
9847 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9849 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9851 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9852 locators before emit_insn is called. Remove assert that
9854 (alpha_end_function): Clear crtl->emit structure and free insn
9855 locators if cfun->is_thunk is true.
9857 2009-08-18 Jason Merrill <jason@redhat.com>
9859 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9861 * configure.ac: Test for it.
9862 * configure, config.in: Regenerate.
9863 * doc/install.texi: Document --enable-gnu-unique-object.
9865 2009-08-18 Richard Guenther <rguenther@suse.de>
9868 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9869 pow(x,y*z) only if x is nonnegative.
9871 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9873 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9877 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9878 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9880 2009-08-17 DJ Delorie <dj@redhat.com>
9882 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9883 * config/m32c/prologue.md (epilogue_freit): New.
9885 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9886 (bank_switch_p): Likewise.
9887 (fast_interrupt_p): Likewise.
9888 (interrupt_p): Likewise.
9889 (m32c_conditional_register_usage): Round memregs size up.
9890 (need_to_save): We only need to save $a0 when we use ENTER.
9891 (interrupt_p): Check for fast_interrupt too.
9892 (bank_switch_p): New.
9893 (fast_interrupt_p): New.
9894 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9895 (m32c_emit_prolog): Support bank switching and fast interrupts.
9896 * doc/extend.texi (Function Attributes): Add bank_switch and
9899 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9901 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9902 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9904 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9906 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9907 (menu): Add IA-64/VMS Options.
9908 (IA-64/VMS Options): Likewise.
9910 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9913 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9915 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9917 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9918 (mips_pop_asm_switch): Likewise.
9919 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9921 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9922 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9923 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9924 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9925 instead of set_noreorder.
9926 (mips_output_function_prologue): Use the new functions.
9927 (mips_output_function_epilogue): Likewise.
9928 (mips_need_noat_wrapper_p): New function, split out from...
9929 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9930 Use mips_push_asm_switch and mips_pop_asm_switch.
9931 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9932 and mips_pop_asm_switch.
9933 (ASM_OUTPUT_REG_POP): Likewise.
9934 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9935 Use mips_pop_asm_switch.
9936 (mips_asm_switch): New structure.
9937 (set_noreorder, set_nomacro): Replace with...
9938 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9939 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9940 instead of set_nomacro.
9941 (fix_truncsfsi2_macro): Likewise.
9942 (cprestore): Likewise.
9943 (hazard): Use mips_noreorder instead of set_noreorder.
9944 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9946 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9948 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9949 from prev_active_insn.
9951 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9953 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9954 * config/avr/avr.c (avr_override_options): Initialize
9955 avr_current_arch variable.
9956 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9957 __AVR_HAVE_16BIT_SP__ according to the device type.
9958 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9960 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9961 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9963 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9966 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9967 generating inlined subroutine die only. We shouldn't be
9968 called for anything else.
9969 (gen_block_die): Don't generate inline subroutine debug info for
9972 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9974 * graphite-poly.c (print_pbb): Print PBB index.
9976 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9979 * graphite-interchange.c (ppl_max_for_le): Moved...
9980 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9981 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9982 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9983 * graphite-ppl.h (ppl_max_for_le): Declared.
9985 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9987 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9988 supported on all platforms.
9989 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9990 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9991 * c-pragma.c: Likewise.
9992 * target-def.h (TARGET_INITIALIZER): Remove
9993 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9994 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9996 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9998 * config/ia64/fde-vms.c: New file.
9999 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10000 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10001 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10002 (uw_frame_state_for): Only register a personality routine if it is
10003 known to be compatible with our expectations.
10004 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10005 Declare unw_table_entry stack variable and
10006 mod all calls to _Unwind_FindTableEntry to add arg.
10007 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10008 (_Unwind_FindTableEntry): Add arg to prototype.
10010 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10012 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10013 field 'signal_pfs_loc'.
10014 (uw_frame_state_for): Remove duplicate code dealing with leaf
10015 procedures without unwind info.
10016 If in the frame after unwinding through a signal handler, restore
10017 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10018 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10019 'pfs_loc' to the AR.PFS location in the signal context; instead
10020 set 'signal_pfs_loc'.
10021 Manually generate the unwind info for the AR.PFS register.
10022 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10023 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10024 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10025 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10026 instead set 'signal_pfs_loc'.
10027 Remove code preventing the AR.PFS register from being restored
10028 from the signal context.
10030 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10031 Tristan Gingold <gingold@adacore.com>
10033 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10034 * config/ia64/t-vms: New file.
10035 * config/ia64/vms64.h: New file.
10036 * config/ia64/vms.h: New file.
10037 * config/ia64/vms-crtinit.asm: New file.
10038 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10039 * config/ia64/vms-unwind.h: New file.
10041 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10043 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10046 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10048 PR middle-end/30789
10049 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10050 Move declaration...
10051 * real.h (do_mpc_arg2): ... here.
10052 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10055 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10057 * final.c (add_debug_prefix_map): Don't use GC memory for
10058 old_prefix and new_prefix.
10060 2009-08-14 Richard Guenther <rguenther@suse.de>
10062 * ipa-prop.c (compute_complex_pass_through): If we cannot
10063 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10065 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10067 * c-lex.c (c_lex_with_flags): Increase size of local variable
10068 to avoid memory clobber.
10070 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10073 * config/i386/i386.c (ix86_fp_comparison_strategy):
10074 Only enable/disable sahf at function granularity.
10076 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10078 PR rtl-optimization/41064
10079 * reload1.c (reload_as_needed): Don't call extract_insn
10080 for known invalid replacements after calling
10081 validate_replace_rtx_group and verify_changes.
10083 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10086 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10087 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10088 ix86_expand_fp_vcond.
10089 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10090 Assert that operation is supported by ix86_expand_int_vcond.
10091 (vcondu<SSEMODE124C8:mode>): Ditto.
10093 2009-08-13 DJ Delorie <dj@redhat.com>
10095 * config/i386/djgpp-stdint.h: New.
10096 * config.gcc (djgpp): Use it.
10098 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10100 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10101 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10103 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10105 * tree-ssa-loop-prefetch.c
10106 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10107 for long-stride pruning.
10108 (compute_miss_rate): New function to compute the probability
10109 that two memory references access different cache lines.
10111 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10113 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10115 2009-08-13 Richard Guenther <rguenther@suse.de>
10117 PR middle-end/41047
10118 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10119 use the constant pointer type.
10120 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10121 of CV qualifiers on the target pointer type.
10122 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10123 conversion check before restrict check.
10125 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10128 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10130 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10132 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10134 2009-08-12 Richard Guenther <rguenther@suse.de>
10136 PR tree-optimization/41011
10137 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10138 and reference constructing.
10140 2009-08-12 Xinliang David Li <davidxl@google.com>
10142 PR tree-optimization/41012
10143 * tree-flow.h : New external interface.
10144 * gimple-low.c (check_call_arg): Change to public function.
10145 Remove argument mismatch check in lowering.
10146 * tree-inline.h (tree_can_inline_p): Interface change.
10147 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10148 into this function.
10149 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10150 Call change to tree_can_inline_p function.
10151 (cgraph_decide_inlining_incrementally): Ditto.
10153 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10155 PR tree-optimization/41031
10156 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10157 on the partition variable rather than promote_mode on the source
10158 type. Assert that the partition variable's type has the same
10159 mode as the source value's.
10161 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10163 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10164 for for_return == 2.
10165 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10167 * calls.c (expand_call): Fix typo.
10168 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10170 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10172 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10173 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10174 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10175 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10177 2009-08-12 Andrew Haley <aph@redhat.com>
10179 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10181 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10184 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10186 2009-08-12 Richard Guenther <rguenther@suse.de>
10188 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10189 * gimplify.c (gimplify_modify_expr): Do not use
10190 lang_hooks.types_compatible_p.
10191 * tree-ssa.c (useless_type_conversion_p): For aggregates
10192 just return false if the canonical types differ.
10194 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10196 PR middle-end/40980
10197 * sese.c (convert_for_phi_arg): New.
10198 (add_guard_exit_phis): Use convert_for_phi_arg.
10200 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10202 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10203 unknown subscript upper bounds.
10205 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10206 Pranav Garg <pranav.garg2107@gmail.com>
10208 * graphite-interchange.c (gather_access_strides): Removed.
10209 (ppl_max_for_le): New.
10210 (build_linearized_memory_access): New.
10211 (memory_stride_in_loop): New.
10212 (pbb_interchange_profitable_p): Reimplemented.
10213 * graphite-ppl.h (ppl_new_id_map): New.
10214 (ppl_interchange): New.
10216 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10218 * graphite-interchange.c (compute_subscript): Removed.
10219 (compute_array_size_cstr): Removed.
10220 (compute_array_size_poly): Removed.
10221 (compute_array_size): Removed.
10222 (gather_access_strides_poly): Removed.
10223 (gather_access_strides): Empty.
10225 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10227 * graphite-dependences.c (dependence_polyhedron_1): Replace
10228 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10229 (graphite_legal_transform_dr): Same.
10230 (graphite_carried_dependence_level_k): Same.
10231 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10232 Initialize PDR_NB_SUBSCRIPTS.
10233 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10235 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10236 (PDR_NB_SUBSCRIPTS): New.
10237 (pdr_nb_subscripts): Removed.
10238 (pdr_dim): Simplified.
10239 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10240 with PDR_NB_SUBSCRIPTS.
10242 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10244 * graphite-interchange.c (compute_array_size): Remove use of
10245 PDR_DATA_CONTAINER.
10246 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10247 Do not initialize PDR_DATA_CONTAINER.
10248 (print_pdr): Do not print PDR_DATA_CONTAINER.
10249 * graphite-poly.h (struct poly_dr): Remove data_container field.
10250 (PDR_DATA_CONTAINER): Removed.
10251 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10252 PDR_DATA_CONTAINER.
10253 (build_poly_dr): Same.
10255 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10256 Sebastian Pop <sebastian.pop@amd.com>
10258 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10259 copy of the dependence polyhedron. Free the temporary objects.
10260 (graphite_carried_dependence_level_k): Free unused objects before
10263 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10265 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10266 Early return without analyzing the data dependences if no
10267 transform has been done. Call restore_scattering if the transform
10269 (graphite-interchange.c): Same.
10270 * graphite-poly.c (print_scattering_function): Test for
10272 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10273 (apply_poly_transforms): Do not gcc_assert that
10274 the transform is legal.
10275 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10276 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10277 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10278 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10279 * graphite-poly.h (struct poly_scattering): New.
10280 (struct poly_bb): Add original, transformed, and saved fields.
10281 Remove transformed_scattering, original_scattering,
10282 nb_local_variables and nb_scattering_transform fields.
10283 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10284 (poly_scattering_new): New.
10285 (poly_scattering_free): New.
10286 (poly_scattering_copy): New.
10287 (store_scattering_pbb): New.
10288 (store_scattering): New.
10289 (restore_scattering_pbb): New.
10290 (restore_scattering): New.
10291 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10292 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10294 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10296 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10297 (print_scop): Same.
10299 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10301 * Makefile.in (graphite.o): Depends on PREDICT_H.
10302 * graphite.c: Include predict.h.
10303 (graphite_finalize): Call tree_estimate_probability.
10304 * predict.c (predict_loops): Do not call scev_initialize and
10306 (tree_estimate_probability_bb): New.
10307 (tree_estimate_probability): Do not initialize loops: move that
10308 code to the driver. Call tree_estimate_probability_bb.
10309 (tree_estimate_probability_driver): New.
10310 (pass_profile): Use tree_estimate_probability_driver.
10311 * predict.h (tree_estimate_probability): Declared.
10313 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10315 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10316 * graphite-dependences.c (graphite_legal_transform): Add time to
10317 TV_GRAPHITE_DATA_DEPS.
10318 (dependency_between_pbbs_p): Same.
10319 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10321 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10323 PR rtl-optimization/41033
10324 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10325 aliasing is disabled.
10327 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10329 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10330 si_mask_operand, and_load_operand, low_bitmask_operand,
10331 and_reg_operand, and_operand): New predicates.
10332 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10333 * config/mips/mips.c (and_operands_ok): New function.
10334 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10335 * config/mips/mips.md (move_type): Add ext_ins and logical.
10336 (type): Handle them.
10337 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10338 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10339 shift_shift. Remove commutative constraint modifier.
10340 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10342 (*clear_upper32_dext): Remove define_insn_and_split.
10343 (*clear_upper32): Turn this define_insn_and_split ...
10344 (splitter for ANDing register with 0xffff_ffff): .. into this.
10346 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10348 * combine.c (try_widen_shift_mode): Factor out code to check if an
10349 integer constant is a low-order bitmask from here ...
10350 * rtlanal.c (low_bitmask_len): ... to here.
10351 * rtl.h (low_bitmask_len): Declare.
10353 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10356 * config/alpha/alpha.md (addsi3): Remove expander.
10357 (addsi3): Rename from *addsi3_internal insn pattern.
10358 (subsi3): Remove expander.
10359 (subsi3): Rename from *subsi3_internal insn pattern.
10361 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10363 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10366 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10367 Eric Botcazou <botcazou@adacore.com>
10368 Douglas B Rupp <rupp@gnat.com>
10370 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10371 that records that fit in 64 bits are returned by immediate value,
10372 as required by OpenVMS Calling Standard.
10373 (function_value): Adjust for above modification.
10374 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10375 virtual_incoming_args_rtx as base object, not next_arg.
10376 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10378 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10380 * reload.c (find_reloads_subreg_address): Check the original
10381 req_equiv_mem address to detect the case where an address is
10382 not valid in the outer mode.
10384 2009-08-11 Richard Guenther <rguenther@suse.de>
10387 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10389 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10391 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10392 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10394 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10395 Douglas B Rupp <rupp@gnat.com>
10397 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10398 PT_STACK when frame_pointer_needed on OpenVMS.
10399 (alpha_pv_save_size, alpha_using_fp): Remove.
10400 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10401 with proper processing for PT_NULL.
10402 (alpha_vms_initial_elimination_offset): New function. Support for
10403 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10404 (alpha_sa_size): Force procedure type to PT_STACK when
10405 frame_pointer_needed on OpenVMS.
10406 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10407 (alpha_using_fp): Likewise.
10408 (alpha_vms_can_eliminate): Add prototype.
10409 (alpha_vms_initial_elimination_offset): Likewise.
10410 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10411 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10413 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10414 Douglas B Rupp <rupp@gnat.com>
10416 * config/alpha/alpha.c (common_object_handler): New function.
10417 (vms_attribute_table): Declare a single attribute "common_object".
10418 (vms_output_aligned_decl_common): New global function.
10419 (SECTION_VMS_OVERLAY): Delete.
10420 (SECTION_VMS_GLOBAL): Likewise.
10421 (SECTION_VMS_INITIALIZE): Likewise.
10422 (vms_asm_named_section): Remove support for above flags.
10423 (vms_section_type_flags): Delete.
10424 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10425 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10426 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10427 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10429 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10432 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10433 (sub_ddmmss): Likewise.
10435 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10438 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10441 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10444 * reload1.c (reload_as_needed): Use cancel_changes to completely
10445 undo a failed replacement attempt.
10447 2009-08-10 Richard Guenther <rguenther@suse.de>
10449 PR middle-end/41006
10450 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10451 (useless_type_conversion_p): ... here. Require pointer targets
10454 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10457 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10458 loose the original type of the statement list.
10460 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10462 * config/alpha/alpha.c: Include libfuncs.h
10463 (avms_asm_output_extern): New function.
10464 (alpha_init_libfuncs): Init some decc libfuncs.
10465 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10466 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10467 (DO_CRTL_NAMES): Define.
10468 (LIB_SPEC): Remove.
10469 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10470 (LONG_TYPE_SIZE): Define.
10471 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10472 (SUBTARGET_SWITCHES): Define malloc64 switch.
10473 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10474 (MASK_RETURN_ADDR): Define.
10475 doc/invoke.texi (mmalloc64): Document switch.
10477 2009-08-09 Olivier Hainque <hainque@adacore.com>
10478 Douglas B Rupp <rupp@gnat.com>
10480 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10481 uses_condition_handler.
10482 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10483 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10484 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10485 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10486 (code_for_builtin): New insn codes for the new alpha_builtins.
10487 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10488 (alpha_sa_size): Account for uses_condition_handler.
10489 (alpha_expand_prologue): Likewise.
10490 (alpha_start_function): Likewise.
10491 (alpha_expand_epilogue): Likewise.
10492 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10493 establish/revert expanders.
10494 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10495 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10496 New expander, resorting to the alpha.c associated function.
10497 (builtin_revert_vms_condition_handler): Likewise.
10498 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10499 __gcc_shell_handler, the static VMS condition handler used as
10500 an indirection wrapper to the current dynamically established
10502 * config/alpha/vms-unwind.h: Complete rewrite.
10503 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10504 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10506 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10507 Douglas B Rupp <rupp@gnat.com>
10509 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10510 (alpha_need_linkage): Handle aliases. Return function symbol.
10511 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10512 Use ultimate alias target for the linkage name.
10513 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10514 by alpha_need_linkage for the function symbol.
10515 (setmemdi): Likewise.
10517 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10519 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10520 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10521 (ASM_WEAKEN_LABEL): Define.
10522 (CRT_CALL_STATIC_FUNCTION): Define.
10523 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10524 (ENDFILE_SPEC): Define.
10525 (INIT_SECTION_ASM_OP): Define.
10526 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10527 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10528 crtend.o crtendS.o.
10529 (MULTILIB_OSDIRNAMES): Define.
10530 (shlib_version): Define.
10531 (SHLIB_EXT): Define.
10532 (SHLIB_OBJS): Define.
10533 (SHLIB_NAME): Define.
10534 (SHLIB_MULTILIB): Define.
10535 (SHLIB_INSTALL): Define.
10536 (SHLIB_SYMVEC): Define.
10537 (SHLIB_SYMVECX2): Define.
10538 (SHLIB_LINK): Define.
10540 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10542 * config/alpha/alpha.c (alpha_initialize_trampoline):
10543 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10544 (alpha_start_function): Emit transfer address on nested functions
10545 for VMS trampoline call.
10546 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10547 since no longer used.
10548 * config/alpha/vms-tramp.asm: Remove.
10549 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10550 since now only data initialized at runtime.
10552 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10554 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10555 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10556 (MD_EXEC_PREFIX): Remove, no longer used.
10557 (MD_STARTFILE_PREFIX): Likewise.
10558 (INCLUDE_DEFAULTS): Likewise.
10559 * config/alpha/t-vms:
10560 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10562 2009-08-09 Richard Guenther <rguenther@suse.de>
10564 PR tree-optimization/41016
10565 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10566 (operand_precision): Remove.
10567 (integral_operand_p): Likewise.
10568 (recognize_single_bit_test): Adjust.
10570 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10572 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10573 operation overflows. Likewise non-cast unary arithmetic.
10574 If one arm of a conditional expression is always taken,
10575 inhibit evaluation warnings for the other arm. Likewise inhibit
10576 evaluation warnings for the second && or || operand if the first
10577 operand is enough to determine the result.
10578 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10580 (build_binary_op): Prevent duplicate evaluation warnings.
10582 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10584 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10585 and destination have different modes, Use promote_mode to
10586 determine the signedness of the conversion. Assert that the
10587 promoted source mode matches the destination mode. Don't pass
10588 the destination and destination mode to expand_expr if the source
10589 mode is different. Simplify conversion logic.
10591 2009-08-09 Ira Rosen <irar@il.ibm.com>
10593 PR tree-optimization/41008
10594 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10595 from condition only in case it's a comparison. Adjust checks.
10597 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10599 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10600 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10601 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10602 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10603 (dump_cand): Handle them.
10604 (struct iv_cand): New members COST_STEP and AINC_USE.
10605 (stmt_after_increment): Likewise.
10606 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10607 callers changed. Use gimple_uid comparison instead of scanning.
10608 (add_candidate_1): When looking for identical candidates, take
10609 AINC_USE into account. Set it for new candidates.
10610 (force_expr_to_var_cost): Cast target_spill_cost to int.
10611 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10612 All callers changed. Check for availability of autoinc addressing
10613 modes, both in general for a given mode, and in the specific use case.
10614 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10616 (get_computation_cost): Likewise.
10617 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10618 add_autoinc_candidates): New static functions.
10619 (add_candidate): Call add_autoinc_candidates for candidates based on
10621 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10622 (determine_use_iv_cost_address): If we have an autoinc candidate at
10623 the matching use, verify autoinc is possible and subtract the cost
10624 of the candidate's step from the cost.
10625 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10626 member of the candidate.
10627 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10628 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10630 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10632 * config.build (ia64-hp-*vms*): New target.
10633 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10634 with ia64-hp-*vms*.
10635 * config.gcc (ia64-hp-*vms*): New target.
10636 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10637 with ia64-hp-*vms*.
10638 * config.host (ia64-hp-*vms*): New target.
10639 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10640 with ia64-hp-*vms*.
10642 2009-08-08 Richard Guenther <rguenther@suse.de>
10644 PR tree-optimization/40991
10645 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10647 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10649 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10650 mode check. Do truncations in an integer mode.
10651 (force_to_mode): Handle subregs for all mode types. Only do
10652 arithmetic simplifications on integer modes.
10654 2009-08-07 Richard Guenther <rguenther@suse.de>
10656 PR tree-optimization/40999
10657 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10658 (maybe_fold_reference): Lookup constant initializers.
10659 (fold_gimple_assign): Likewise.
10661 2009-08-07 Richard Guenther <rguenther@suse.de>
10663 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10664 that require structural equality defer to the langhook.
10666 2009-08-07 Martin Jambor <mjambor@suse.cz>
10668 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10670 (struct ipa_pass_through_data): New type.
10671 (struct ipa_ancestor_jf_data): New type.
10672 (union jump_func_value): Removed field formal_id, added fields
10673 pass_through and ancestor.
10674 (struct ipa_param_call_note): Changed type of formal_id to int from
10676 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10677 operations jump functions and ancestor jump functions.
10678 (compute_complex_pass_through): New function.
10679 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10680 reflect changes in the jump function strucutre.
10681 (update_jump_functions_after_inlining): Ignore complex pass-through
10682 and ancestor jump functions.
10683 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10684 polynomial pass-through with operation jump functions.
10686 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10688 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10689 fde->dw_fde_begin as begin label instead of hot/cold label.
10690 Use LLSDAC label instead of LLSDA for second section lsda.
10691 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10692 label instead of LLSDA if it is true.
10693 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10695 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10696 SECTION argument. Use it as index into crtl->eh.call_site_record
10698 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10699 use it to determine how to print table entries instead of using
10700 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10701 label instead of normal begin label as base.
10702 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10703 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10704 ensure no EH range spans between sections and that landing pads
10705 are always in the corresponding section.
10706 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10707 for crtl->eh.call_site_record being an array rather than scalar.
10708 (output_one_function_exception_table): New function, copied
10709 from output_function_exception_table. Adjust
10710 dw2_size_of_call_site_table, dw2_output_call_site_table
10711 callers. For SECOND section use *C suffixed labels.
10712 (output_function_exception_table): Call
10713 output_one_function_exception_table and, when doing hot/cold
10714 partitioning, also another time for the second section.
10715 * opts.c: Include except.h.
10716 (decode_options): Allow -freorder-blocks-and-partition with
10717 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10718 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10719 * function.h (struct rtl_eh): Change call_site_record from
10720 scalar into array of 2 elements.
10722 2009-08-07 Martin Jambor <mjambor@suse.cz>
10724 * ipa-prop.c (count_formal_params_1): New function.
10725 (ipa_get_vector_of_formal_parms): New function.
10726 (get_vector_of_formal_parm_types): New function.
10727 (ipa_modify_formal_parameters): New function.
10728 (ipa_modify_call_arguments): New function.
10729 (index_in_adjustments_multiple_times_p): New function.
10730 (ipa_combine_adjustments): New function.
10731 (ipa_dump_param_adjustments): New function.
10732 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10733 (ipa_get_vector_of_formal_parms): Declare.
10734 (ipa_modify_formal_parameters): Declare.
10735 (ipa_modify_call_arguments): Declare.
10736 (ipa_combine_adjustments): Declare.
10737 (ipa_dump_param_adjustments): Declare.
10738 (build_ref_for_offset): Declare.
10739 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10740 * tree-sra.c: Include ipa-prop.c.
10741 (build_ref_for_offset): Make public.
10743 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10745 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10747 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10749 * gcc/doc/extend.texi (__builtin_extract_return_address)
10750 (__builtin_frob_return_address): Document.
10752 2009-08-06 Paul Brook <paul@codesourcery.com>
10754 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10755 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10756 implementation on ARMv6-M.
10758 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10760 * doc/extend.texi (pcs): Document new attribute for ARM.
10762 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10764 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10767 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10769 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10772 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10774 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10776 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10778 Merge ARM/hard_vfp_branch to trunk.
10780 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10782 * arm.c (libcall_eq): New function.
10783 (libcall_hash): New function.
10784 (add_libcall): New function.
10785 (arm_libcall_uses_aapcs_base): New function.
10786 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10787 libcalls using the base PCS.
10788 (arm_init_cumulative_args): Likewise.
10790 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10792 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10793 Use base ABI for conversion libfuncs between HFmode and SFmode.
10795 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10797 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10798 V4SImode as representatives of all 64-bit and 128-bit vector
10799 types. Allow vector types without vector modes.
10800 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10801 without vector modes like BLKmode.
10802 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10803 BLKmode. Avoid unsupported vector modes or TImode moves for
10805 (aapcs_vfp_allocate_return_reg): Likewise.
10806 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10807 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10809 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10811 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10812 (arm_get_pcs_model): Pass attribute arguments to
10813 arm_pcs_from_attribute.
10814 (arm_init_cumulative_args): Use base AAPCS for conversions from
10815 floating-point types to DImode.
10816 (arm_attribute_table): Add pcs attribute.
10817 (arm_handle_pcs_attribute): New.
10818 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10819 conversions from floating-point types to DImode, also declare them
10820 to use base AAPCS and declare functions they call to use base
10821 AAPCS and their RTABI names.
10823 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10825 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10826 -mfloat-abi=hard not being supported for VFP.
10828 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10830 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10831 SYMBOL_REF to hard_libcall_value.
10833 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10834 Richard Earnshaw <rearnsha@arm.com>
10836 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10837 has been put on the stack, all remaining co-processory arguments for
10838 that co-processor also go on the stack.
10840 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10842 * config/arm/arm.c (arm_return_in_memory): Handle returning
10843 vectors of suitable size in registers also for AAPCS case.
10845 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10847 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10849 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10851 ARM Hard-VFP calling convention
10852 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10853 * target.h (gcc_target): Add libcall_value to table of call hooks.
10854 * targhooks.h (default_libcall_value): Default implementation.
10855 * targhooks.c (default_libcall_value): Likewise.
10856 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10857 * optabs.c (expand_unop): Use it.
10858 * expr.h (hard_libcall_value): Pass the function RTX through.
10859 * calls.c (emit_library_call_value_1): Update call to
10860 hard_libcall_value.
10861 * explow.c (hard_libcall_value): Use new target hook.
10862 * config/arm/arm.c: Include cgraph.h
10863 (TARGET_FUNCTION_VALUE): Override default hook.
10864 (arm_pcs_default): New variable.
10865 (arm_override_options): Don't fault hard calling convention with VFP.
10866 Add support for AAPCS variants.
10867 (arm_function_value): Make static. Handle AAPCS variants.
10868 (arm_libcall_value): New function.
10869 (arm_apply_result_size): Handle VFP registers in results.
10870 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10872 (pcs_attribute_args): New variable.
10873 (arm_pcs_from_attribute): New function.
10874 (arm_get_pcs_model): New function.
10875 (aapcs_vfp_cum_init): New function.
10876 (aapcs_vfp_sub_candidate): New function.
10877 (aapcs_vfp_is_return_candidate): New function.
10878 (aapcs_vfp_is_call_candidate): New function.
10879 (aapcs_vfp_allocate): New function.
10880 (aapcs_vfp_allocate_return_reg): New function.
10881 (aapcs_vfp_advance): New function.
10882 (aapcs_cp_arg_layout): New variable.
10883 (aapcs_select_call_coproc): New function.
10884 (aapcs_select_return_coproc): New function.
10885 (aapcs_allocate_return_reg): New function.
10886 (aapcs_libcall_value): New function.
10887 (aapcs_layout_arg): New function.
10888 (arm_init_cumulative_args): Initialize AAPCS args data.
10889 (arm_function_arg): Handle AAPCS variants using new interface.
10890 (arm_arg_parital_bytes): Likewise.
10891 (arm_function_arg_advance): New function.
10892 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10893 calling conventions.
10894 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10895 * arm.h (NUM_VFP_ARG_REGS): Define.
10896 (LIBCALL_VALUE): Update.
10897 (FUNCTION_VALUE): Delete.
10898 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10899 (arm_pcs): New enum.
10900 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10901 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10902 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10903 * arm-protos.h (arm_function_arg_advance): Add.
10904 (aapcs_libcall_value): Add.
10905 (arm_function_value): Delete.
10907 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10908 H.J. Lu <hongjiu.lu@intel.com>
10911 * config/i386/i386.c (standard_sse_mode_p): Remove.
10912 (standard_sse_constant_p): Return 2 for integer mode
10913 vector_all_ones_operand when SSE2 is enabled.
10914 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10915 (ix86_expand_vector_move): Do not check for negative values from
10916 standard_sse_constant_p.
10918 2009-08-06 Richard Guenther <rguenther@suse.de>
10920 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10921 array type comparisons frontend independent.
10922 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10923 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10924 out array reference lower bound and element size operands.
10925 (ao_ref_init_from_vn_reference): Properly compute the offset
10926 for ARRAY_RANGE_REF.
10927 (vn_reference_fold_indirect): Fill out array reference lower
10928 bound and element size operands.
10929 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10930 a non gimple valued reference operand which can happen for
10931 array reference lower bound or element size.
10932 (create_component_ref_by_pieces_1): Properly generate the
10933 element size operand for array references.
10935 2009-08-06 Richard Guenther <rguenther@suse.de>
10937 PR tree-optimization/40964
10938 * tree.c (iterative_hash_host_wide_int): Export.
10939 * tree.h (iterative_hash_host_wide_int): Declare.
10940 * tree-ssa-structalias.c (heapvar_map): New struct.
10941 (heapvar_map_eq): New function.
10942 (heapvar_map_hash): Likewise.
10943 (heapvar_lookup): Adjust.
10944 (heapvar_insert): Likewise.
10945 (make_constraint_from_heapvar): Allow multiple heap variables
10946 per decl at different offsets.
10947 (init_alias_heapvars): Adjust.
10949 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10951 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10952 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10953 trailing sync if TARGET_SYNC_AFTER_SC.
10955 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10957 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10958 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10959 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10960 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10961 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10962 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10963 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10964 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10965 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10966 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10967 the prototype declaration match the definition.
10968 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10969 instructions explicitly. Add barrier_before and operands
10971 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10972 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10973 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10974 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10975 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10976 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10978 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10980 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10982 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10983 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10986 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10989 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10991 PR rtl-optimization/40924
10992 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10993 make sure canon_rtx (mem_address) isn't simpler than
10994 canon_rtx (expanded_mem_address).
10996 2009-08-05 Li Feng <nemokingdom@gmail.com>
10998 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10999 for each poly_bb_p.
11000 (build_scop_drs): Build alias set for each SCoP.
11002 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11004 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11005 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11006 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11007 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11008 (BASE_DRIVER_SELF_SPECS): Likewise.
11010 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11012 * tree-ssa-alias.c: Fix some comment typos.
11014 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11016 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11017 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11019 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11022 * simplify-rtx.c (simplify_binary_operation_1): Disable
11023 simplifications for decimal float operations.
11025 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11027 PR middle-end/40943
11028 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11029 operand of INDIRECT_REF.
11031 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11033 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11034 constants referencing TLS symbols.
11036 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11038 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11039 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11041 2009-08-03 Richard Guenther <rguenther@suse.de>
11043 * tree.c (make_vector_type): Build a main variant first,
11044 get the canonical one and then build the variant.
11045 * tree-ssa.c (useless_type_conversion_p_1): Handle
11047 (useless_type_conversion_p): Conversions to pointers to
11048 incomplete record types are useless.
11050 2009-08-03 Richard Guenther <rguenther@suse.de>
11052 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11053 file will be created.
11054 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11055 * toplev.c (compile_file): Adjust comment.
11057 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11059 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11060 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11061 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11062 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11063 (sh_promote_function_mode): Fix typo.
11065 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11067 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11069 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11071 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11072 declaration arguments.
11074 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11076 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11077 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11078 (ix86_split_ashl): Ditto.
11079 (ix86_expand_vector_init_one_nonzero): Ditto.
11080 (ix86_expand_vector_set): Ditto.
11081 (ix86_expand_reduc_v4sf): Ditto.
11083 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11085 * explow.c (promote_function_mode): Remove assert.
11086 * config/sh/sh.c (sh_promote_function_mode): Declare.
11088 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11090 * config/pa/pa.c (pa_promote_function_mode): Declare.
11091 Change to static. Fix promote_mode call.
11093 * gthr-dce.h (CONST_CAST2): Define if not defined.
11094 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11096 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11098 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11100 * expr.c (store_constructor): Use promote_decl_mode. Remove
11101 now write-only variable unsignedp.
11102 (expand_expr_real_1): Use promote_decl_mode.
11103 * expr.h (promote_function_mode, promote_decl_mode): New.
11104 (promote_mode): Remove last argument.
11105 * function.c (assign_temp): Drop last argument of promote_mode.
11106 (assign_parm_find_data_types): Use promote_function_mode.
11107 (assign_parm_setup_reg): Likewise.
11108 (expand_function_end): Use promote_function_mode.
11109 * calls.c (initialize_argument_information): Use promote_function_mode.
11110 (precompute_arguments): Use promote_mode instead of checking if
11111 only PROMOTE_FUNCTION_MODE is defined.
11112 (expand_call): When making sibcall decisions, use promote_function_mode.
11113 Below, remove an if for targetm.calls.promote_function_return and
11114 and use promote_function_mode.
11115 (emit_library_call_value_1): Use promote_function_mode, fix bug
11116 where promote_mode was passed FOR_CALL == 0 for a return value in an
11118 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11119 * explow.c (promote_function_mode, promote_decl_mode): New.
11120 (promote_mode): Keep only the FOR_CALL == 0 case.
11121 * combine.c (setup_incoming_promotion): Remove test of
11122 promote_function_args. Use promote_function_mode.
11123 * stmt.c (expand_value_return): Use promote_decl_mode.
11124 (expand_decl): Use promote_decl_mode.
11126 * expr.c (store_constructor): Use promote_decl_mode. Remove
11127 now write-only variable unsignedp.
11128 (expand_expr_real_1): Use promote_decl_mode.
11129 * expr.h (promote_function_mode, promote_decl_mode): New.
11130 (promote_mode): Remove last argument.
11131 * function.c (assign_temp): Drop last argument of promote_mode.
11132 (assign_parm_find_data_types): Use promote_function_mode.
11133 (assign_parm_setup_reg): Likewise.
11134 (expand_function_end): Use promote_function_mode.
11135 * calls.c (initialize_argument_information): Use promote_function_mode.
11136 (precompute_arguments): Use promote_mode instead of checking if
11137 only PROMOTE_FUNCTION_MODE is defined.
11138 (expand_call): When making sibcall decisions, use promote_function_mode.
11139 Below, remove an if for targetm.calls.promote_function_return and
11140 and use promote_function_mode.
11141 (emit_library_call_value_1): Use promote_function_mode, fix bug
11142 where promote_mode was passed FOR_CALL == 0 for a return value in an
11144 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11145 * explow.c (promote_function_mode, promote_decl_mode): New.
11146 (promote_mode): Keep only the FOR_CALL == 0 case.
11147 * combine.c (setup_incoming_promotion): Remove test of
11148 promote_function_args. Use promote_function_mode.
11149 * stmt.c (expand_value_return): Use promote_decl_mode.
11150 (expand_decl): Use promote_decl_mode.
11152 * explow.c (promote_function_mode): Just call the target hook.
11153 * targhooks.c (default_promote_function_mode,
11154 default_promote_function_mode_always_promote): New.
11155 * targhooks.h (default_promote_function_mode,
11156 default_promote_function_mode_always_promote): Declare.
11157 * target.h (promote_function_args, promote_function_return): Remove.
11158 (promote_function_mode): New.
11159 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11160 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11161 (TARGET_PROMOTE_FUNCTION_MODE): New.
11162 (TARGET_CALLS): Adjust.
11163 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11164 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11166 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11167 * config/s390/s390.c (s390_promote_function_mode): ... here,
11168 with pointer handling.
11169 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11170 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11172 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11173 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11174 with pointer handling.
11175 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11176 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11178 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11179 * config/sh/sh.c (sh_promote_function_mode): New.
11180 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11181 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11183 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11184 * config/cris/cris.c (cris_promote_function_mode): ... here.
11185 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11186 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11188 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11189 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11190 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11191 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11193 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11194 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11195 complex type handling.
11196 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11197 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11199 * config/pa/pa.c (pa_promote_function_mode): New.
11200 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11201 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11203 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11204 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11205 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11206 * config/xtensa/xtensa.c: Likewise.
11207 * config/stormy16/stormy16.c: Likewise.
11208 * config/iq2000/iq2000.c: Likewise.
11209 * config/rs6000/rs6000.c: Likewise.
11210 * config/picochip/picochip.c: Likewise.
11211 * config/arc/arc.c: Likewise.
11212 * config/mcore/mcore.c: Likewise.
11213 * config/score/score.c: Likewise.
11214 * config/mips/mips.c: Likewise.
11215 * config/bfin/bfin.c: Likewise.
11216 * config/ia64/ia64.c: Likewise (disabled though).
11218 * config/frv/frv.h: Remove pointless remark.
11220 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11221 TARGET_PROMOTE_FUNCTION_ARGS,
11222 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11223 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11225 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11227 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11228 -floop-parallelize-all.
11229 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11230 flag_loop_parallelize_all.
11231 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11232 * graphite.c (graphite_transform_loops): Same.
11233 * common.opt: Same.
11234 * graphite-poly.c (apply_poly_transforms): Same.
11236 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11238 PR tree-optimization/40914
11239 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11240 if set, then check the delta field of the PMF record.
11241 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11242 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11243 call is stored in the delta.
11245 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11247 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11249 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11251 * config/i386/bsd.h (ASM_BYTE): New define.
11252 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11253 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11254 .byte. Use fputs or putc instead of fprintf where appropriate.
11255 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11256 fputs or putc instead of fprintf where appropriate.
11257 * config/i386/i386elf.h: Ditto.
11258 * config/i386/sysv4.h: Ditto.
11260 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11261 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11262 (*tls_global_dynamic_64): Ditto.
11264 2009-07-31 Christian Bruel <christian.bruel@st.com>
11266 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11268 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11270 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11271 Remove dead code for MINUS.
11273 2009-07-31 Anthony Green <green@moxielogic.com>
11275 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11277 (moxie_expand_epilogue): Ditto for epilogue.
11278 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11279 incoming arguments.
11280 (moxie_function_arg): Ditto.
11281 (moxie_pass_by_reference): Ditto.
11282 (moxie_arg_partial_bytes): Ditto.
11283 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11284 (FUNCTION_ARG_ADVANCE) Ditto.
11285 (REG_PARM_STACK_SPACE) Ditto.
11286 (FUNCTION_ARG_REGNO_P) Dito.
11288 * config.gcc: Add moxie linux config support.
11289 * gcc/config/moxie/uclinux.h: New file.
11291 2009-07-31 DJ Delorie <dj@redhat.com>
11293 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11294 (UNSPECV_SP_SWITCH_E): New.
11295 (sp_switch_1): Change to an unspec.
11296 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11298 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11299 reference the new stack's address
11301 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11303 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11304 graphite-clast-to-gimple.o, graphite-dependences.o,
11305 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11306 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11307 (graphite-blocking.o,
11308 graphite-clast-to-gimple.o, graphite-dependences.o,
11309 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11310 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11311 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11312 * cfgloop.h (struct loop): Add can_be_parallel field.
11313 * common.opt (fgraphite-identity): Moved up.
11314 (fgraphite-force-parallel): New flag.
11315 * graphite.c: Rewrite.
11316 * graphite.h: Rewrite.
11317 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11319 * toplev.c (graphite_out_file): New file descriptor.
11320 (graphite_in_file): New.
11321 (process_options): flag_graphite_force_parallel cannot be used without
11323 * tree-ssa-loop.c: Include toplev.h.
11324 (gate_graphite_transforms): Enable flag_graphite for
11325 flag_graphite_force_parallel.
11327 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11329 * ChangeLog.graphite: New.
11330 * graphite-blocking.c: New.
11331 * graphite-clast-to-gimple.c: New.
11332 * graphite-clast-to-gimple.h: New.
11333 * graphite-dependences.c: New.
11334 * graphite-dependences.h: New.
11335 * graphite-interchange.c: New.
11336 * graphite-poly.c: New.
11337 * graphite-poly.h: New.
11338 * graphite-ppl.c: New.
11339 * graphite-ppl.h: New.
11340 * graphite-scop-detection.c: New.
11341 * graphite-scop-detection.h: New.
11342 * graphite-sese-to-poly.c: New.
11343 * graphite-sese-to-poly.h: New.
11347 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11349 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11350 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11352 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11354 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11355 (scev_is_linear_expression): Return false if the evolution is not
11356 affine multivariate.
11358 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11360 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11361 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11363 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11365 * tree-data-ref.c (debug_data_references): New.
11366 (debug_data_reference): New.
11367 * tree-data-ref.h (debug_data_references): Declared.
11368 (debug_data_reference): Declared.
11370 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11372 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11373 * tree-data-ref.h (scop_p): Removed.
11374 (struct data_reference): Remove field scop.
11375 (DR_SCOP): Removed.
11376 (stmt_simple_memref_p): Removed.
11378 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11380 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11381 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11384 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11386 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11388 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11390 * doc/invoke.texi (-fgraphite-identity): Documented.
11392 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11394 * tree-scalar-evolution.c: Fix comment.
11395 (instantiate_scev_1): Return unknow from scev instantiation if the
11396 result is not above instantiate_below.
11398 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11400 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11401 static anymore. Instantiate the symbols that may have been introduced
11403 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11406 2009-07-30 DJ Delorie <dj@redhat.com>
11408 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11409 .vliw directive to VLIW sections.
11411 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11413 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11415 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11416 (AUTOHEADER): New variable.
11417 ($(srcdir)/cstamp-h.in): Use it.
11419 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11420 Pat Haugen <pthaugen@us.ibm.com>
11421 Revital Eres <ERES@il.ibm.com>
11423 * config/rs6000/vector.md (VEC_F): Add VSX support.
11426 (mov<mode>): Ditto.
11427 (vector_load_<mode>): Ditto.
11428 (vector_store_<mode>): Ditto.
11429 (vector GPR move split): Ditto.
11430 (vec_reload_and_plus_<mptrsize>): Ditto.
11431 (vec_reload_and_reg_<mptrsize>): Ditto.
11432 (add<mode>3): Ditto.
11433 (sub<mode>3): Ditto.
11434 (mul<mode>3): Ditto.
11435 (neg<mode>2): Ditto.
11436 (abs<mode>2): Ditto.
11437 (smin<mode>3): Ditto.
11438 (smax<mode>3): Ditto.
11439 (vector_eq<mode>): Ditto.
11440 (vector_gt<mode>): Ditto.
11441 (vector_ge<mode>): Ditto.
11442 (vector_gtu<mode>): Ditto.
11443 (vector_select_<mode>_uns): Ditto.
11444 (vector_eq_<mode>_p): Ditto.
11445 (vector_gt_<mode>_p): Ditto.
11446 (vector_ge_<mode>_p): Ditto.
11447 (vector_gtu_<mode>_p): Ditto.
11448 (cr6_test_for_zero): Ditto.
11449 (cr6_test_for_zero_reverse): Ditto.
11450 (cr6_test_for_lt): Ditto.
11451 (cr6_test_for_lt_reverse): Ditto.
11452 (xor<mode>3): Ditto.
11453 (ior<mode>3): Ditto.
11454 (and<mode>3): Ditto.
11455 (one_cmpl<mode>2): Ditto.
11456 (nor<mode>2): Ditto.
11457 (andc<mode>2): Ditto.
11458 (float<VEC_int<mode>2): Ditto.
11459 (unsigned_float<VEC_int><mode>2): Ditto.
11460 (fix_trunc<mode><VEC_int>2): Ditto.
11461 (fixuns_trunc<mode><VEC_int>2): Ditto.
11463 (vec_set<mode>): Ditto.
11464 (vec_extract<mode>): Ditto.
11465 (vec_interleave_highv4sf): Ditto.
11466 (vec_interleave_lowv4sf): Ditto.
11467 (vec_realign_load_<mode>): Ditto.
11468 (vec_shl_<mode>): Ditto.
11469 (vec_shr_<mode>): Ditto.
11470 (div<mode>3): New patterns for VSX.
11471 (vec_interleave_highv2df): Ditto.
11472 (vec_interleave_lowv2df): Ditto.
11473 (vec_pack_trunc_v2df): Ditto.
11474 (vec_pack_sfix_trunc_v2df): Ditto.
11475 (vec_pack_ufix_trunc_v2df): Ditto.
11476 (vec_unpacks_hi_v4sf): Ditto.
11477 (vec_unpacks_lo_v4sf): Ditto.
11478 (vec_unpacks_float_hi_v4si): Ditto.
11479 (vec_unpacks_float_lo_v4si): Ditto.
11480 (vec_unpacku_float_hi_v4si): Ditto.
11481 (vec_unpacku_float_lo_v4si): Ditto.
11482 (movmisalign<mode>): Ditto.
11483 (vector_ceil<mode>2): New patterns for vectorizing math library.
11484 (vector_floor<mode>2): Ditto.
11485 (vector_btrunc<mode>2): Ditto.
11486 (vector_copysign<mode>3): Ditto.
11488 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11489 predicate for setting the high bit in each word, used for copysign.
11491 * config/rs6000/ppc-asm.h (f19): Whitespace.
11492 (f32-f63): Define if VSX.
11493 (v0-v31): Define if Altivec.
11494 (vs0-vs63): Define if VSX.
11496 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11498 * config/rs6000/power7.md: New file, provide tuning parameters for
11501 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11502 (rs6000_cpu_cpp_builtins): Ditto.
11503 (altivec_overloaded_builtins): Ditto.
11504 (altivec_resolve_overloaded_builtin): Ditto.
11506 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11507 debug switch to disable vectorizing simple math builtin
11510 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11511 Vectorize simple math builtin functions.
11512 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11513 hook to vectorize math builtins.
11514 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11515 (rs6000_builtin_conversion): Add VSX/power7 support.
11516 (rs6000_builtin_vec_perm): Ditto.
11517 (vsplits_constant): Add support for loading up a vector constant
11518 with just the high bit set in each part.
11519 (rs6000_expand_vector_init): Add VSX/power7 support.
11520 (rs6000_expand_vector_set): Ditto.
11521 (rs6000_expand_vector_extract): Ditto.
11522 (rs6000_emit_move): Ditto.
11523 (bdesc_3arg): Ditto.
11524 (bdesc_2arg): Ditto.
11525 (bdesc_1arg): Ditto.
11526 (rs6000_expand_ternop_builtin): Ditto.
11527 (altivec_expand_builtin): Ditto.
11528 (rs6000_expand_unop_builtin): Ditto.
11529 (rs6000_init_builtins): Ditto.
11530 (altivec_init_builtins): Ditto.
11531 (builtin_function_type): Ditto.
11532 (rs6000_common_init_builtins): Ditto.
11533 (rs6000_handle_altivec_attribute); Ditto.
11534 (rs6000_mangle_type): Ditto.
11535 (rs6000_vector_mode_supported_p): Ditto.
11536 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11537 are mode dependent.
11539 * config/rs6000/vsx.md: New file for VSX support.
11541 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11542 identifing values with just the most significant bit set.
11543 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11544 vectorized builtins.
11546 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11547 (UNSPEC_VRFIM): Delete.
11548 (splitter for loading up vector with most significant bit): New
11549 splitter for vectorizing copysign.
11550 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11551 vectorizing simple math functions.
11552 (altivec_vrfip): Add support for vectorizing simple math functions.
11553 (altivec_vrfim): Ditto.
11554 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11556 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11557 (power7.md, vsx.md): Include for power7 support.
11558 (copysigndf3): Use VSX instructions if -mvsx.
11559 (negdf2_fpr): Ditto.
11560 (absdf2_fpr): Ditto.
11561 (nabsdf2_fpr): Ditto.
11562 (adddf3_fpr): Ditto.
11563 (subdf3_fpr): Ditto.
11564 (muldf3_fpr): Ditto.
11565 (divdf3_fpr): Ditto.
11566 (fix_truncdfdi2_fpr): Ditto.
11567 (cmpdf_internal1): Ditto.
11568 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11569 (btruncdf2, btruncdf2_fpr): Ditto.
11570 (ceildf2, ceildf2_fpr): Ditto.
11571 (floordf2, floordf2_fpr): Ditto.
11572 (floatdidf2, floatdidf2_fpr): Ditto.
11573 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11574 (fmsubdf4_fpr): Ditto.
11575 (fnmadddf4_fpr_1): Ditto.
11576 (fnmadddf4_fpr_2): Ditto.
11577 (fnmsubdf4_fpr_1): Ditto.
11578 (fnmsubdf4_fpr_2): Ditto.
11579 (fixuns_truncdfdi2): Add expander for VSX support.
11580 (fix_truncdfdi2): Ditto.
11581 (fix_truncdfsi2): Ditto.
11582 (ftruncdf2): Ditto.
11583 (btruncsf2): Whitespace.
11584 (movdf_hardfloat32): Add support for VSX registers.
11585 (movdf_softfloat32): Ditto.
11586 (movdf_hardfloat64): Ditto.
11587 (movdf_hardfloat64_mfpgpr): Ditto.
11588 (movdf_softfloat64): Ditto.
11589 (movti splitters): Add check for vector registers supporting
11590 TImode in the future.
11591 (bpermd): Add power7 bpermd instruction.
11593 * config/rs6000/altivec.h (vec_div): Define if VSX.
11596 (vec_nmadd): Ditto.
11597 (vec_nearbyint): Ditto.
11600 (all predicates): Use the generic builtin function, and not the V4SF
11601 specific function so that the predicates will work with VSX's V2DF.
11602 (vec_all_*): Ditto.
11603 (vec_any_*): Ditto.
11605 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11606 Document new VSX functions and types.
11608 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11611 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11612 "wa", and "j" constraints. Modify "v" to talk about Altivec
11613 instead of just vector.
11615 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11618 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11619 location for phi arguments.
11620 (rewrite_update_phi_arguments): Find locations for reaching defs.
11621 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11622 Add location to add_phi_arg calls.
11623 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11624 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11625 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11626 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11627 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11628 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11629 * tree-phinodes.c (make_phi_node): Initialize location.
11630 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11631 (add_phi_arg): Add location parameter.
11632 (remove_phi_arg_num): Move location when moving phi argument.
11633 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11635 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11636 slpeel_update_phi_nodes_for_guard1,
11637 slpeel_update_phi_nodes_for_guard2,
11638 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11639 vect_loop_versioning): Set locations.
11640 * tree-parloops.c (create_phi_for_local_result,
11641 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11642 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11643 * tree-vect-loop.c (get_initial_def_for_induction,
11644 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11646 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11647 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11648 (gimple_phi_arg_set_location): New. Set locus.
11649 (gimple_phi_arg_has_location): New. Check for locus.
11650 (redirect_edge_var_map_location): New. Return locus from var_map.
11651 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11652 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11653 combining PHI arguments.
11654 (cond_store_replacement): Set location.
11655 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11656 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11657 scop_add_exit_phis_edge): Add locations.
11658 * tree-cfgcleanup.c (remove_forwarder_block,
11659 remove_forwarder_block_with_phi): Add locations.
11660 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11661 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11663 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11664 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11665 flush_pending_stmts): Add source location.
11666 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11667 stack to preserve locations.
11668 * tree-vect-stmts.c (vectorizable_load): Add location.
11669 * tree-inline.c (copy_phis_for_bb): Copy locus.
11670 (setup_one_parameter): Add call locus to inlined parameter stmts.
11671 (initialize_inlined_parameters): Pass in call location as parameter
11673 (tree_function_versioning): Pass location to setup_one_parameter.
11674 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11675 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11676 copy and edge lists.
11677 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11678 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11679 locus parameter and override the stmt default if provided.
11680 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11681 elim_graph_add_edge, elim_graph_remove_succ_edge,
11682 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11683 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11684 eliminate_phi): Add locus info in elimination graph for each edge and
11686 (insert_backedge_copies): Copy locus if present.
11687 * tree-flow.h (struct _edge_var_map): Add locus field.
11688 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11689 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11690 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11692 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11694 2009-07-30 Martin Jambor <mjambor@suse.cz>
11696 PR tree-optimization/40570
11697 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11698 use inlining loops.
11700 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11702 * ssa-loop-manip.c: Include langhooks.h.
11703 (rewrite_phi_with_iv): New.
11704 (rewrite_all_phi_nodes_with_iv): New.
11705 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11706 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11707 * tree-parloops.c (loop_parallel_p): Move out all conditions
11708 except dependency check.
11709 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11710 (gen_parallel_loop): Call canonicalize_loop_ivs without
11711 reduction_list argument.
11712 (build_new_reduction): New.
11713 (gather_scalar_reductions): New.
11714 (try_get_loop_niter): New.
11715 (try_create_reduction_list): New.
11716 (parallleize_loops): Change the parallel conditions check.
11717 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11718 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11720 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11722 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11724 * doc/options.texi (Option properties): Mention new quoting syntax.
11726 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11728 * config/alpha/alpha.c (alpha_start_function):
11729 Handle VMS_DEBUG_MAIN_POINTER
11730 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11731 * doc/invoke.texi: Document -mdebug-main switch.
11733 2009-07-29 Richard Henderson <rth@redhat.com>
11735 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11736 (cgraph_create_edge_including_clones): Likewise.
11737 * tree-inline.c (copy_bb): Operate on the correct edges
11738 when updating the callgraph.
11740 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11742 * config/alpha/vms-cc.c: Deleted.
11743 * config/alpha/vms-ld.c: Deleted.
11744 * config/alpha/t-vms64: Moved to config/vms
11745 * config/alpha/vms-crt0-64.c: Moved to config/vms
11746 * config/alpha/vms-crt0.c: Moved to config/vms
11747 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11748 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11749 * config/alpha/xm-vms.h: Moved to config/vms
11750 * config/alpha/x-vms: Moved to config/vms
11751 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11753 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11754 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11756 * config/vms/t-vms64: Moved here from config/alpha
11757 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11758 (argc,argv,envp): Enforce 32bit malloc'ing.
11759 * config/vms/vms-psxcrt0-64.c: Likewise.
11760 * config/vms/vms-crt0.c: Moved here from config/alpha.
11761 * config/vms/vms-psxcrt0.c: Likewise.
11762 * config/vms/vms-crtl-64.h: New file.
11763 * config/vms/vms-crtl.h: New file.
11764 * config/vms/vms.opt: New file.
11765 * config/vms/xm-vms64.h: New file.
11766 * config/vms/xm-vms.h: Moved here from config/alpha.
11767 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11769 * config/vms/x-vms: Moved here from config/alpha.
11770 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11771 (vms-ld.o, vms-cc.o): Removed.
11772 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11774 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11776 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11777 correct stack (obvious VMS fix).
11779 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11781 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11782 date, version info if VMS_DEBUGGING_INFO defined.
11783 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11784 size, date calculating code moved here.
11786 2009-07-29 Paul Brook <paul@codesourcery.com>
11788 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11791 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11794 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11795 to DImode when generating insq_le insn.
11797 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11799 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11800 New macro set for VMS_DEBUGGGING_INFO.
11801 (AT_string_form): Use it.
11803 2009-07-28 DJ Delorie <dj@redhat.com>
11805 * config/mep/mep.c (vtext_section): New.
11806 (vftext_section): New.
11807 (ftext_section): New.
11808 (mep_select_section): Add support for functions.
11809 (mep_unique_section): Likewise.
11810 (mep_asm_init_sections): Likewise.
11811 (mep_encode_section_info): Remove it from here.
11813 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11815 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11817 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11818 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11820 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11822 * dwarf2out.c (output_file_names): Test new macro
11823 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11824 (add_comp_dir_attribute): Likewise.
11826 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11828 * config/i386/mingw-w64.h (LINK_SPEC): Add
11829 separating space between commands.
11831 2009-07-28 Jan Hubicka <jh@suse.cz>
11833 PR tree-optimization/40759
11834 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11837 2009-07-27 DJ Delorie <dj@redhat.com>
11839 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11840 types are dword-aligned.
11841 (mep_expand_va_start): Likewise.
11843 2009-07-27 Olivier Hainque <hainque@adacore.com>
11844 Douglas B Rupp <rupp@gnat.com>
11846 * convert.c (convert_to_pointer): Don't assume the target
11847 pointer type is POINTER_SIZE long. Fetch its precision instead.
11849 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11851 * system.h (fopen): Undefine if macro.
11853 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11855 * dwarf2out.c (output_cfi_p): Removed.
11856 (output_cfis): New function.
11857 (output_fde): New function, split from output_call_frame_info.
11858 (output_call_frame_info): Use it.
11859 (dwarf2out_switch_text_section): Use output_cfis.
11861 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11863 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11864 TARGET_BI_ARCH is specified without enabling SJLJ.
11865 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11866 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11868 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11870 * arm.md (negdi2): Use DImode if forcing a value into a register.
11872 2009-07-26 Ira Rosen <irar@il.ibm.com>
11874 PR tree-optimization/40801
11875 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11876 of vector operand from the previous copy of vector statement.
11877 Pass the correct definition type value to
11878 vect_get_vec_def_for_stmt_copy().
11880 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11882 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11883 const char ** conversion.
11885 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11887 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11888 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11889 (gcc_unreachable): Invoke __builtin_unreachable() if
11890 !ENABLE_ASSERT_CHECKING.
11892 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11894 PR rtl-optimization/40445
11895 * emit-rtl.c (next_nonnote_insn_bb): New function.
11896 * rtl.h (next_nonnote_insn_bb): Declare new function.
11897 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11898 with no successors that is the successor of the ENTRY_BLOCK.
11899 Continue from the top after removing an empty fallthrough block.
11900 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11901 of next_nonnote_insn.
11903 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11905 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11907 2009-07-25 Martin Jambor <mjambor@suse.cz>
11909 * c-common.c (c_common_attribute_table): New element for noclone.
11910 (handle_noclone_attribute): New function. Forward-declare.
11911 * tree-inline.c (tree_versionable_function_p): Check for noclone
11913 * doc/extend.texi (Labels as Values): Document need for noclone.
11914 (Function Attributes): Document noclone attribute.
11916 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11918 PR rtl-optimization/34999
11919 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11920 and dw_fde_switched_cold_to_hot fields.
11921 (output_cfi_p): New function.
11922 (output_call_frame_info): If fde->dw_fde_switched_sections,
11923 output 2 FDEs instead of one with corrupted header.
11924 (dwarf2out_do_cfi_startproc): New function.
11925 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11926 and fde->dw_fde_switched_cold_to_hot.
11927 (dwarf2out_switch_text_section): Compute
11928 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11929 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11930 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11931 Otherwise, compute fde->dw_fde_switch_cfi.
11933 2009-07-24 Cary Coutant <ccoutant@google.com>
11935 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11937 2009-07-24 Cary Coutant <ccoutant@google.com>
11939 * cfghooks.c (split_block): Copy discriminator to new block.
11940 * tree-cfg.c (assign_discriminator): Check location of last
11941 instruction in block as well as first.
11943 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11945 * config/i386/linux.c: Use fputs or putc instead of fprintf
11947 * config/i386/gas.h: Ditto.
11948 * config/i386/x86-64.h: Ditto.
11949 * config/i386/att.h: Ditto.
11951 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11953 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11956 2009-07-24 Martin Jambor <mjambor@suse.cz>
11958 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11959 (ipa_push_func_to_list_1): Declare.
11960 (ipa_push_func_to_list): New function.
11962 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11963 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11964 (ipa_push_func_to_list): Removed.
11965 (ipa_pop_func_from_list): Clear node_enqueued flag.
11967 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11969 * config/s390/s390.c (override_options): Default
11970 max-unrolled-insns to 100 for z10 tuning.
11972 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11974 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11975 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11976 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11977 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11978 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11979 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11980 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11982 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11984 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11985 use default set in mingw32.h header.
11986 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11987 64-bit /mingw/include path.
11988 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11991 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11993 PR rtl-optimization/40209
11994 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11996 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11998 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11999 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12000 with the rest of string where appropriate. Use fputs or putc
12001 instead of fprintf where appropriate.
12003 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12004 Pat Haugen <pthaugen@us.ibm.com>
12005 Revital Eres <ERES@il.ibm.com>
12007 * config/rs6000/vector.md: New file. Move most of the vector
12008 expander support here from altivec.md to allow for the VSX vector
12009 unit in the future. Add support for secondary_reload patterns.
12010 Rewrite the patterns for vector comparison, and vector comparison
12011 predicate instructions so that the RTL expresses the desired
12012 behavior, instead of using unspec.
12014 * config/rs6000/constraints.md ("f" constraint): Use
12015 rs6000_constraints to hold the precalculated register class.
12016 ("d" constraint): Ditto.
12017 ("wd" constraint): New constraint for VSX.
12018 ("wf" constraint): Ditto.
12019 ("ws" constraint): Ditto.
12020 ("wa" constraint): Ditto.
12021 ("wZ" constraint): Ditto.
12022 ("j" constraint): Ditto.
12024 * config/rs6000/predicates.md (vsx_register_operand): New
12026 (vfloat_operand): New predicate for vector.md.
12027 (vint_operand): Ditto.
12028 (vlogical_operand): Ditto.
12029 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12030 (easy_vector_constant): Add VSX support.
12031 (altivec_indexed_or_indirect_operand): New predicate for
12032 recognizing Altivec style memory references with AND -16.
12034 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12035 for vector secondary reload support.
12036 (rs6000_vector_reg_class): Delete, replacing it with
12037 rs6000_constraints.
12038 (rs6000_vsx_reg_class): Ditto.
12039 (rs6000_constraints): New array to hold the register classes of
12040 each of the register constraints that can vary at runtime.
12041 (builtin_mode_to_type): New static array for builtin function type
12043 (builtin_hash_table): New static hash table for builtin function
12045 (TARGET_SECONDARY_RELOAD): Define target hook.
12046 (TARGET_IRA_COVER_CLASSES): Ditto.
12047 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12048 registers are 128 bits if VSX memory reference instructions are used.
12049 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12050 unit is being used.
12051 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12052 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12053 Print several of the scheduling related parameters.
12054 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12055 rs6000_constraints instead of rs6000_vector_reg_class. Move
12056 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12057 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12058 Altivec. Add VSX support. Setup for secondary reload support on
12059 Altivec/VSX registers.
12060 (rs6000_override_options): Make power7 set the scheduling groups
12061 like the power5. Add support for new debug switches to override
12062 the scheduling defaults. Temporarily disable -mcpu=power7 from
12063 setting -mvsx. Add support for debug switches -malways-hint,
12064 -msched-groups, and -malign-branch-targets.
12065 (rs6000_buitlin_conversion): Add support for returning unsigned
12066 vector conversion functions to fix regressions due to stricter
12068 (rs6000_builtin_mul_widen_even): Ditto.
12069 (rs6000_builtin_mul_widen_odd): Ditto.
12070 (rs6000_builtin_vec_perm): Ditto.
12071 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12072 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12073 to zero a register.
12074 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12075 generated upstream.
12076 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12077 VSX types for bit operations. Changes to accomidate vector.md.
12078 (bdesc_2arg): Ditto.
12079 (bdesc_1arg): Ditto.
12080 (struct builtin_description_predicates): Rewrite predicate
12081 handling so that RTL describes the operation, instead of passing
12082 the instruction to be used as a string argument.
12083 (bdesc_altivec_preds): Ditto.
12084 (altivec_expand_predicate_builtin): Ditto.
12085 (altivec_expand_builtin): Ditto.
12086 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12087 statement for vsldoi support.
12088 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12089 (altivec_expand_st_builtin): Ditto.
12090 (paired_expand_builtin): Whitespace changes.
12091 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12092 builtin_mode_to_type table for secondary reload. Call
12093 builtin_function_type to build random builtin functions.
12094 (altivec_init_builtins): Change to use builtin_function_type to
12095 create builtin function types dynamically as we need them.
12096 (builtin_hash_function): New support for hashing the tree types
12097 for builtin function as we need it, rather than trying to build
12098 all of the trees that we need. Add initial preliminary VSX support.
12099 (builtin_function_type): Ditto.
12100 (builtin_function_eq): Ditto.
12101 (builtin_hash_struct): Ditto.
12102 (rs6000_init_builtins): Ditto.
12103 (rs6000_common_init_builtins): Ditto.
12104 (altivec_init_builtins): Ditto.
12105 (rs6000_common_init_builtins): Ditto.
12106 (enum reload_reg_type): New enum for simplifing reg classes.
12107 (rs6000_reload_register_type): Simplify register classes into GPR,
12108 Vector, and other registers. Altivec and VSX addresses in reload.
12109 (rs6000_secondary_reload_inner): Ditto.
12110 (rs6000_ira_cover_classes): New target hook, that returns the
12111 appropriate cover classes, based on -mvsx being used or not.
12112 (rs6000_secondary_reload_class): Add VSX support.
12113 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12114 (get_vsel_insn): Ditto.
12115 (rs6000_emit_vector_compare): Rewrite vector conditional support
12116 so that where we can, we use RTL operators, instead of blindly use
12118 (rs6000_emit_vector_select): Ditto.
12119 (rs6000_emit_vector_cond_expr): Ditto.
12120 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12121 (create_TOC_reference): Add -mdebug=addr support.
12122 (emit_frame_save): VSX loads/stores need register indexed addressing.
12124 * config/rs6000/rs6000.md: Include vector.md.
12126 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12128 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12129 support for V2DI, V2DF in logical, permute, select operations.
12131 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12132 switch for vsx/power7.
12133 (-mvsx-scalar-memory): Ditto.
12134 (-mvsx-align-128): Ditto.
12135 (-mallow-movmisalign): Ditto.
12136 (-mallow-df-permute): Ditto.
12137 (-msched-groups): Ditto.
12138 (-malways-hint): Ditto.
12139 (-malign-branch-targets): Ditto.
12141 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12143 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12144 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12145 (rs6000_vector_reg_class): Delete.
12146 (rs6000_vsx_reg_class): Ditto.
12147 (enum rs6000_reg_class_enum): New enum for the constraints that
12148 vary based on target switches.
12149 (rs6000_constraints): New array to hold the register class for all
12150 of the register constraints that vary based on the switches used.
12151 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12152 (enum rs6000_builtins): Add unsigned varients for the builtin
12153 declarations returned by target hooks for expanding multiplies,
12154 select, and permute operations. Add VSX builtins.
12155 (enum rs6000_builtin_type_index): Add entries for VSX.
12156 (V2DI_type_node): Ditto.
12157 (V2DF_type_node): Ditto.
12158 (unsigned_V2DI_type_node): Ditto.
12159 (bool_long_type_node): Ditto.
12160 (intDI_type_internal_node): Ditto.
12161 (uintDI_type_internal_node): Ditto.
12162 (double_type_internal_node): Ditto.
12164 * config/rs6000/altivec.md (whole file): Move all expanders to
12165 vector.md from altivec.md. Rename insn matching functions to be
12167 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12168 (altivec_vcmp*): Ditto.
12169 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12170 (VM): New iterator for moves that includes the VSX types.
12171 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12172 (altivec_vperm_<mode>_uns): New, for unsigned types.
12173 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12174 (altivec_eq<mode>): Ditto.
12175 (altivec_gt<mode>): Ditto.
12176 (altivec_gtu<mode>): Ditto.
12177 (altivec_eqv4sf): Ditto.
12178 (altivec_gev4sf): Ditto.
12179 (altivec_gtv4sf): Ditto.
12180 (altivec_vcmpbfp_p): Ditto.
12182 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12184 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12187 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12190 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12191 ASM_SHORT instead of .word.
12192 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12193 instead of .word in asm template.
12195 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12198 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12199 (process_bb_node_lives): Use it.
12201 * ira.c (setup_cover_and_important_classes): Don't setup
12202 ira_important_class_nums. Add cover classes to the end of
12204 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12206 (find_reg_class_closure): Use reorder_important_classes.
12208 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12210 * config/i386/i386.c (i386_ira_cover_classes): New function.
12211 (TARGET_IRA_COVER_CLASSES): Redefine.
12213 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12214 importance of order of cover classes in the array.
12216 2009-07-22 Diego Novillo <dnovillo@google.com>
12218 * tree-pass.h (TDF_EH): Define.
12219 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12220 contains TDF_EH, print the EH region number holding GS.
12221 * tree-dump.c (dump_options): Add "eh".
12222 * doc/invoke.texi: Document it.
12224 2009-07-22 Doug Kwan <dougkwan@google.com>
12226 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12228 2009-07-22 Michael Matz <matz@suse.de>
12230 PR tree-optimization/35229
12231 PR tree-optimization/39300
12233 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12234 (inhibit_phi_insertion): New function.
12235 (insert_into_preds_of_block): Call it for REFERENCEs.
12236 (init_pre): Initialize and finalize scalar evolutions.
12237 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12239 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12241 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12242 Use CONST_VECTOR_NUNITS to determine number of elements.
12244 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12246 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12247 (U, W): Constraints are now deprecated and will be removed if we
12248 run out of letters.
12249 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12251 ("prefetch"): Add the stcmh instruction for prefetching.
12252 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12254 (s390_short_displacement): Return always true if compiling for
12255 machines not providing the long displacement facility.
12256 (s390_mem_constraint): Support the new constraint letter Z.
12257 (s390_check_qrst_address): New function.
12259 2009-07-21 DJ Delorie <dj@redhat.com>
12261 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12264 2009-07-21 Jason Merrill <jason@redhat.com>
12266 * c-common.c (max_tinst_depth): Increase default to 1024.
12268 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12270 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12271 (vec_unpacku_float_lo_v4si): Ditto.
12273 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12276 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12277 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12278 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12279 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12281 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12283 PR tree-optimization/40813
12284 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12287 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12289 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12290 with a NOP_EXPR if needed.
12292 2009-07-21 Paul Brook <paul@codesourcery.com>
12294 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12295 Terminate debug dump with newline.
12297 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12299 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12300 Cast "1" to unsigned HOST_WIDE_INT.
12301 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12302 deposit length to the maximum length - lsb. Extend length if
12303 HOST_BITS_PER_WIDE_INT is 32.
12305 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12307 * cgraph.h (constant_pool_htab): New function.
12308 (constant_descriptor_tree): Move from varasm.c.
12309 * varasm.c (constant_pool_htab): New function.
12310 (constant_descriptor_tree): Move to cgraph.h.
12312 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12314 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12316 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12318 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12321 2009-07-20 Xinliang David Li <davidxl@google.com>
12323 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12325 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12327 * config/mips/mips.md (move_type): Add arith.
12328 (type): Handle arith.
12329 (zero_extendsidi2): Rename this into ...
12330 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12331 (zero_extendsidi2): New expander.
12332 (*zero_extendsidi2_dext): New pattern.
12334 2009-07-20 Nick Clifton <nickc@redhat.com>
12336 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12337 to set MIPS_ABI_DEFAULT.
12338 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12340 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12342 * tree-object-size.c (addr_object_size): Handle unions with
12343 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12345 PR tree-optimization/40792
12346 * tree.c (build_function_type_skip_args): Remove bogus assert.
12348 2009-07-20 Jan Hubicka <jh@suse.cz>
12349 Martin Jambor <mjambor@suse.cz>
12351 * cgraph.h (combined_args_to_skip): New field.
12352 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12353 combined_args_to_skip and args_to_skip.
12354 * tree-inline.c (update_clone_info): New function.
12355 (tree_function_versioning): Call update_clone_info.
12356 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12358 (cgraph_materialize_all_clones): More extensive dumping, working
12359 with combined_args_to_skip rather than args_to_skip.
12361 2009-07-20 Ira Rosen <irar@il.ibm.com>
12363 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12364 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12365 (get_initial_def_for_reduction): Likewise.
12366 (vectorizable_reduction): Skip the check of first operand in case
12367 of COND_EXPR. Add check that it is outer loop vectorization if
12368 nested cycle was detected. Call vectorizable_condition() for
12369 COND_EXPR. If reduction epilogue cannot be created do not fail for
12370 nested cycles (if it is not double reduction). Assert that there
12371 is only one type in the loop in case of COND_EXPR. Call
12372 vectorizable_condition() to vectorize COND_EXPR.
12373 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12374 Add parameters. Allow nested cycles if called from
12375 vectorizable_reduction(). Use reduction vector variable if provided.
12376 (vect_analyze_stmt): Call vectorizable_reduction() before
12377 vectorizable_condition().
12378 (vect_transform_stmt): Update call to vectorizable_condition().
12380 2009-07-20 Christian Bruel <christian.bruel@st.com>
12382 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12383 * doc/invoke.texi (-mfmovd): Likewise.
12384 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12386 2009-07-20 Jan Hubicka <jh@suse.cz>
12388 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12389 when handling SSA name.
12391 2009-07-19 Jan Hubicka <jh@suse.cz>
12393 PR tree-optimization/40676
12394 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12395 virtual PHIs in empty BBs.
12397 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12399 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12400 re-expanded the compound use gen_lowpart instead to convert to the
12403 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12405 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12406 OUTER_CONST arguments.
12407 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12408 the new wider mode will be masked off.
12409 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12411 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12413 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12414 high-order bits are zero.
12416 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12418 * combine.c (simplify_shift_const_1): Split code to determine
12419 shift_mode into ...
12420 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12421 new bits shifted in are identical to the old sign bit.
12423 2009-07-18 Richard Guenther <rguenther@suse.de>
12426 * gimplify.c (gimplify_call_expr): Reject code using results from
12427 functions returning void.
12429 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12431 * doc/md.texi: Document the new PowerPC "es" constraint.
12432 Document that "m" can include automodified addresses on this target,
12433 and explain how %U must be used. Extend the "Q" and "Z" documentation
12434 to suggest "es" as well as "m".
12435 * config/rs6000/constraints.md (es): New memory constraint.
12436 (Q, Z): Update strings to match new documentation.
12438 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12440 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12441 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12442 * config/rs6000/predicates.md (volatile_mem_operand): Use
12443 offsettable_nonstrict_memref_p.
12444 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12445 (*floatunssidf2_internal): Likewise.
12446 (*fix_truncdfsi2_internal): Likewise.
12447 (*fix_trunctfsi2_internal): Likewise.
12449 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12451 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12452 atmega32u2 devices.
12453 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12455 2009-07-17 Richard Guenther <rguenther@suse.de>
12458 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12459 (pass_warn_unused_result): Likewise.
12460 (TODO_set_props): Remove.
12461 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12463 (pass_diagnose_omp_blocks): Define.
12464 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12465 (c_gimple_diagnostics_recursively): Remove.
12466 (finish_function): Do not call it.
12467 (c_write_global_declarations): Continue after errors.
12468 Finalize the CU here.
12469 * c-gimplify.c (c_genericize): Do not gimplify here.
12470 * c-common.c (c_warn_unused_result): Move ...
12471 * tree-cfg.c (do_warn_unused_result): ... here.
12472 (run_warn_unused_result): New function.
12473 (gate_warn_unused_result): New function.
12474 (pass_warn_unused_result): New pass.
12475 * c-common.h (c_warn_unused_result): Remove.
12476 * flags.h (flag_warn_unused_result): Declare.
12477 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12478 * opts.c (flag_warn_unused_result): Initialize to false.
12479 * toplev.c (compile_file): Add comment.
12480 * omp-low.c (create_omp_child_function): Do not register
12481 the function with the frontend.
12482 (diagnose_omp_structured_block_errors): Prepare to be
12483 called as optimization pass.
12484 (gate_diagnose_omp_blocks): New function.
12485 (pass_diagnose_omp_blocks): New pass.
12486 * cgraph.h (cgraph_optimize): Remove.
12487 (cgraph_analyze_function): Likewise.
12488 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12489 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12490 before their parents here.
12491 (cgraph_finalize_function): Not here.
12492 (cgraph_analyze_function): Gimplify functions here.
12493 (cgraph_finalize_compilation_unit): Continue after errors.
12494 Optimize the callgraph from here.
12495 (cgraph_optimize): Make static.
12496 * langhooks.c (write_global_declarations): Finalize the CU.
12497 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12498 (gimplify_function_tree): Assert we gimplify only once.
12499 Set PROP_gimple_any property.
12500 * tree-nested.c (gimplify_all_functions): New function.
12501 (lower_nested_functions): Gimplify all nested functions.
12502 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12503 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12504 and pass_diagnose_omp_blocks after gimplification. Do not
12505 set TODO_set_props on all_lowering_passes.
12506 (execute_one_pass): Do not handle TODO_set_props.
12507 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12508 (gimplify.o): Add tree-pass.h dependency.
12509 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12510 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12511 (unsave_r): Likewise.
12512 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12513 temporary variable.
12515 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12517 * doc/service.texi (Service): Restore previously removed link,
12518 which isn't broken after all.
12520 2009-07-17 Richard Guenther <rguenther@suse.de>
12522 PR tree-optimization/40321
12523 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12524 PHI nodes to the maximal set.
12525 (make_values_for_phi): Add PHI arguments to the maximal set.
12526 (execute_pre): Dump PHI_GEN and the maximal set.
12528 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12531 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12534 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12536 * doc/extend.texi (Nested Functions): Replace broken link with
12538 * doc/service.texi (Service): Remove broken link.
12540 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12543 * builtins.c (expand_builtin_memcmp): Use loc instead of
12544 EXPR_LOCATION (exp).
12545 (expand_builtin_strncmp): Likewise.
12547 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12548 Manuel López-Ibáñez <manu@gcc.gnu.org>
12551 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12552 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12553 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12554 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12555 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12556 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12557 tree-inline.c, c-common.c, c-common.h, gimple.c,
12558 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12559 convert.c: Add location argument to fold_{unary,binary,ternary},
12560 fold_build[123], build_call_expr, build_size_arg,
12561 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12562 fold_build1_initializer, fold_build2_initializer,
12563 fold_build3_initializer, fold_build_call_array,
12564 fold_build_call_array_initializer, fold_single_bit_test,
12565 omit_one_operand, omit_two_operands, invert_truthvalue,
12566 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12567 combine_comparisons, fold_builtin_*, fold_call_expr,
12568 build_range_check, maybe_fold_offset_to_address, round_up,
12571 2009-07-16 Jason Merrill <jason@redhat.com>
12574 * c-common.c (c_common_reswords): Add __is_standard_layout
12576 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12577 * doc/implement-cxx.texi: New.
12578 * doc/gcc.texi: Include it.
12580 2009-07-16 DJ Delorie <dj@redhat.com>
12582 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12583 compares that may be indirectly affected by previous instructions.
12585 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12587 * builtins.c (do_mpc_arg2): New.
12588 (fold_builtin_2): Fold builtin cpow.
12589 * real.h (HAVE_mpc_pow): New.
12591 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12593 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12594 comparison to skip unprofitable schedule
12596 2009-07-16 Simon Baldwin <simonb@google.com>
12598 * gcc.c (option_map): New flag -no-canonical-prefixes.
12599 * (display_help): Print help text for new flag.
12600 * (process_command): Move options translation and language specifics
12601 and handle new flag early. Use it to set a function pointer to a
12602 prefix builder. Replace make_relative_prefix calls with calls to
12603 the function pointed to. Ignore new flag in regular options handling.
12604 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12606 2009-07-15 DJ Delorie <dj@redhat.com>
12608 * config/mep/mep.md (sibcall_internal): Change register to avoid
12609 argument registers.
12610 (sibcall_value_internal): Likewise.
12612 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12614 PR rtl-optimization/40710
12615 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12617 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12619 * config/mips/mips.md (*extenddi_truncate<mode>,
12620 *extendsi_truncate<mode>): Change type attribute to move_type
12621 with shift_shift. Split out code handling exts from here ...
12622 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12624 (*extendhi_truncateqi): Change type attribute to move_type with
12625 shift_shift. Split out code handling exts from here ...
12626 (*extendhi_truncateqi_exts): ... to this new pattern.
12628 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12630 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12631 instead of "and" with inverted sign bit mask value. Use
12632 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12633 Allocate registers only for operand 4 and operand 5.
12635 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12637 PR middle-end/40747
12638 * fold-const.c (fold_cond_expr_with_comparison): When folding
12639 < and <= to MIN, make sure the MIN uses the same type as the
12640 comparison's operands.
12642 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12644 * arm.md (ior_xor): New code iterator.
12645 (split for ior/xor with shift and zero-extend): New split pattern.
12646 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12648 2009-07-15 Richard Guenther <rguenther@suse.de>
12650 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12653 2009-07-15 Richard Guenther <rguenther@suse.de>
12655 PR middle-end/40753
12656 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12658 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12660 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12661 handle 2.6.30 kernel.
12663 2009-07-15 DJ Delorie <dj@redhat.com>
12665 * config/mep/mep.md (sibcall_internal): Change register to allow
12666 for 24-bit addresses.
12667 (sibcall_value_internal): Likewise.
12669 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12671 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12672 that are enabled/disabled by the flags introduced by a previous patch.
12674 2009-07-14 DJ Delorie <dj@redhat.com>
12676 * config/mep/mep.md (sibcall_internal): Include non-toggling
12678 (sibcall_value_internal): Likewise.
12680 2009-07-14 Taras Glek <tglek@mozilla.com>
12681 Rafael Espindola <espindola@google.com>
12683 * doc/sourcebuild.texi: Document install-plugin target.
12684 * configure.ac: Added install-plugin target to language makefiles.
12685 * configure: Regenerate.
12686 * Makefile.in (install-plugin): Install more headers,
12687 depend on lang.install-plugin.
12689 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12691 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12694 2009-07-14 DJ Delorie <dj@redhat.com>
12696 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12697 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12698 * config/mep/mep.md (sibcall_internal): Change test from
12699 mep_vliw_mode_match to mep_vliw_jmp_match.
12700 (sibcall_value_internal): Likewise.
12702 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12704 * config/i386/sse.md (copysign<mode>3): New expander.
12705 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12706 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12707 Use ix86_build_const_vector.
12708 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12709 IX86_BUILTIN_CPYSGNPD.
12710 (builtin_description): Add __builtin_ia32_copysignps and
12711 __builtin_ia32_copysignpd.
12712 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12713 and BUILT_IN_COPYSIGNF.
12715 2009-07-13 Jason Merrill <jason@redhat.com>
12717 * builtins.c (can_trust_pointer_alignment): New fn.
12718 (get_pointer_alignment): Factor it out from here.
12719 * tree.h: Declare it.
12721 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12723 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12726 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12730 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12732 2009-07-14 Richard Guenther <rguenther@suse.de>
12733 Andrey Belevantsev <abel@ispras.ru>
12735 PR middle-end/40745
12736 * cfgexpand.c (partition_stack_vars): Do not bother to update
12737 alias information when not optimizing.
12739 2009-07-14 Richard Guenther <rguenther@suse.de>
12740 Andrey Belevantsev <abel@ispras.ru>
12742 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12743 (pt_solution_set): Likewise.
12744 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12745 * tree-ssa-structalias.c (pt_solution_set): New function.
12746 * final.c (rest_of_clean_state): Free SSA data structures.
12747 * print-rtl.c (print_decl_name): Remove.
12748 (print_mem_expr): Implement in terms of print_generic_expr.
12749 * alias.c (ao_ref_from_mem): New function.
12750 (rtx_refs_may_alias_p): Likewise.
12751 (true_dependence): Query alias-export info.
12752 (canon_true_dependence): Likewise.
12753 (write_dependence_p): Likewise.
12754 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12756 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12757 (mem_expr_equal_p): Use operand_equal_p.
12758 (set_mem_attributes_minus_bitpos): Do not use
12759 component_ref_for_mem_expr.
12760 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12761 (update_alias_info_with_stack_vars): Likewise.
12762 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12763 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12764 explicitly nor clear stmt operands.
12765 Free the decl-to-pointer map.
12766 * tree-optimize.c (execute_free_datastructures): Do not free
12767 SSA data structures here.
12768 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12769 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12770 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12772 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12774 2009-07-13 DJ Delorie <dj@redhat.com>
12776 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12777 unrolling at the right iteration count.
12779 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12782 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12784 * haifa-sched.c (rank_for_schedule): Introduced flags to
12785 enable/disable individual scheduling heuristics.
12786 * common.opt: Introduced flags to enable/disable individual
12787 heuristics in the scheduler.
12788 * doc/invoke.texi: Introduced flags to enable/disable individual
12789 heuristics in the scheduler.
12791 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12793 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12794 config/i386/mingw-tls.c.
12795 * config/i386/mingw-tls.c: Removed.
12797 2009-07-13 Ira Rosen <irar@il.ibm.com>
12799 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12800 checks access only relevant statements.
12801 (vectorizable_reduction): Likewise.
12803 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12805 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12806 just for 32-bit case.
12808 2009-07-12 Jan Hubicka <jh@suse.cz>
12810 PR tree-optimization/40585
12811 * except.c (expand_resx_expr): When there already is resume
12812 instruction, produce linked list.
12813 (build_post_landing_pads): Assert that resume is empty.
12814 (connect_post_landing_pads): Handle resume lists.
12815 (dump_eh_tree): Dump resume list.
12817 2009-07-12 Ira Rosen <irar@il.ibm.com>
12819 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12820 with additional argument.
12821 * tree-vectorizer.h (enum vect_def_type): Add
12822 vect_double_reduction_def.
12823 (vect_is_simple_reduction): Add argument.
12824 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12826 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12827 vect_is_simple_reduction with additional argument.
12828 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12830 (reduction_code_for_scalar_code): Handle additional codes by
12831 returning ERROR_MARK for them. Fix comment and indentation.
12832 (vect_is_simple_reduction): Fix comment, add argument to specify
12833 double reduction. Detect double reduction.
12834 (get_initial_def_for_induction): Fix indentation.
12835 (get_initial_def_for_reduction): Fix comment and indentation.
12836 Handle double reduction. Create initial definitions that do not
12837 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12838 (vect_create_epilog_for_reduction): Fix comment, add argument to
12839 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12840 epilogue result extraction. Create double reduction phi node and
12841 replace relevant uses.
12842 (vectorizable_reduction): Call vect_is_simple_reduction with
12843 additional argument. Fix indentation. Update epilogue code treatment
12844 according to the changes in reduction_code_for_scalar_code. Check
12845 for double reduction. Call vect_create_epilog_for_reduction with
12846 additional argument.
12847 * tree-vect-stmts.c (process_use): Handle double reduction, update
12849 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12850 (vect_get_vec_def_for_operand): Likewise.
12852 2009-07-12 Danny Smith <dansmister@gmail.com>
12854 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12855 dllexport if !TREE_PUBLIC.
12856 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12858 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12860 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12861 (avr_extra_arch_macro) Remove declatation.
12862 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12863 (avr_extra_arch_macro) Declare as static.
12864 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12866 2009-07-11 Jan Hubicka <jh@suse.cz>
12868 PR middle-end/48388
12869 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12871 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12874 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12875 cold_in_std_section bits.
12876 (dwarf2out_begin_prologue): Initialize them.
12877 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12878 if already covered by text_section or cold_text_section range.
12880 PR rtl-optimization/40667
12881 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12882 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12883 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12884 * config/i386/i386.c (ix86_minimum_alignment): New function.
12885 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12886 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12887 * emit-rtl.c (gen_reg_rtx): Likewise.
12888 * function.c (assign_parms): Likewise. If nominal_type needs
12889 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12890 rather than passed_type's alignment.
12893 * function.c (assign_parm_setup_stack): Adjust
12894 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12895 from nominal_mode on big endian.
12897 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12899 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12901 2009-07-10 DJ Delorie <dj@redhat.com>
12903 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12905 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12907 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12909 (thumb2_cbnz): Likewise.
12911 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12914 * config.gcc (supported_defaults): Add synci.
12915 (with_synci): Add validation.
12916 (all_defaults): Add synci.
12917 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12920 * config/mips/mips.opt (msynci): New option.
12921 * config/mips/mips.c (mips_override_options): Warn on use of
12922 -msynci for targets that do now support it.
12923 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12925 * gcc/doc/invoke.texi (-msynci): Document the new option.
12926 * doc/install.texi (--with-synci): Document the new option.
12928 2009-07-10 Richard Guenther <rguenther@suse.de>
12930 PR tree-optimization/40496
12931 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12932 the PHI result with a compatible type.
12934 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12938 * c.opt (Wunused-result): New.
12939 * doc/invoke.texi: Document it.
12940 * c-common.c (c_warn_unused_result): Use it.
12942 2009-07-09 DJ Delorie <dj@redhat.com>
12944 * targhooks.c (default_target_can_inline_p): Rename from
12945 default_target_option_can_inline_p.
12946 * targhooks.h (default_target_can_inline_p): Likewise.
12947 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12948 TARGET_OPTION_CAN_INLINE_P.
12949 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12950 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12951 (mep_target_can_inline_p): Rename from
12952 mep_target_option_can_inline_p.
12955 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12956 registers used to pass vectors.
12958 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12960 2009-07-09 Tom Tromey <tromey@redhat.com>
12962 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12963 * config/mmix/mmix.c: Include dwarf2.h.
12964 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12965 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12966 * config/sh/sh.c: Include dwarf2.h.
12967 * config/i386/i386.c: Include dwarf2.h.
12968 * Makefile.in (DWARF2_H): Remove 'elf'.
12969 * except.c: Include dwarf2.h.
12970 * unwind-dw2.c: Include dwarf2.h.
12971 * dwarf2out.c: Include dwarf2.h.
12972 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12973 * unwind-dw2-fde.c: Include dwarf2.h.
12974 * dwarf2asm.c: Include dwarf2.h.
12976 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12978 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12979 (max_issue): Use it.
12980 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12982 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12983 (region_sched_info): Update.
12984 * sched-ebb.c (ebb_sched_info): Update.
12985 * modulo-sched.c (sms_sched_info): Update.
12986 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12988 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12990 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12992 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12994 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12996 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12998 PR middle-end/40692
12999 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13000 arg1 with arg01 if arg1 is already INTEGER_CST.
13002 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13004 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13005 Transform (and (truncate)) into (truncate (and)).
13007 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13009 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13010 creating LHS paradoxical subregs. Fix surrounding returns to
13011 use NULL_RTX rather than 0.
13013 2009-07-08 DJ Delorie <dj@redhat.com>
13015 * config/mep/mep.c (mep_option_can_inline_p): New.
13016 (TARGET_OPTION_CAN_INLINE_P): Define.
13018 2009-07-08 Mark Wielaard <mjw@redhat.com>
13021 * dwarf2out.c (add_data_member_location_attribute): When we have
13022 only a constant offset don't emit a new location description using
13023 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13026 2009-07-08 Richard Henderson <rth@redhat.com>
13029 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13030 (enum reg_class): Add CLOBBERED_REGS.
13031 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13032 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13033 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13034 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13035 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13036 force 64-bit sibcalls into R11.
13037 * config/i386/constraints.md (U): New constraint.
13038 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13039 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13040 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13042 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13044 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13046 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13047 * ebitmap.h (dump_ebitmap): Ditto.
13048 * optabs.h (optab_libfunc): Ditto.
13049 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13050 * tree-flow.h (vect_can_force_dr_alignment_p,
13051 get_vectype_for_scalar_type): Ditto.
13052 (vectorize_loops): Move prototype to ...
13053 * tree-vectorizer.h: ... here. Also, adjust comment.
13054 (vect_set_verbosity_level): Remove duplicate prototype.
13055 * tree-ssa-loop.c: Include tree-vectorizer.h.
13056 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13058 2009-07-08 Nick Clifton <nickc@redhat.com>
13060 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13063 2009-07-08 DJ Delorie <dj@redhat.com>
13065 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13066 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13067 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13069 * config/mep/intrinsics.md: Regenerated.
13070 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13071 registers when asm() or calls are detected.
13073 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13076 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13078 * gimple (gimple_build_call_from_tree): Likewise.
13079 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13080 no_warning flag before warning.
13082 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13084 * tree.c (set_expr_locus): Remove.
13085 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13086 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13088 * gimplify.c (internal_get_tmp_var): Likewise.
13089 (gimplify_call_expr): Likewise.
13090 (gimplify_one_sizepos): Likewise.
13092 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13095 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13096 to variables for debugging purposes.
13098 2009-06-23 Mark Loeser <mark@halcy0n.com>
13101 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13103 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13105 * pretty-print.c (pp_base_format): Remove %J.
13106 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13107 gcc_cxxdiag_char_table): Likewise.
13108 (init_dynamic_diag_info): Likewise.
13110 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13112 * pretty-print.c (pp_base_format): Remove %H.
13113 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13114 gcc_cxxdiag_char_table): Likewise.
13115 (init_dynamic_diag_info): Likewise.
13116 * config/mep/mep.c (mep_select_section): Likewise.
13118 2009-07-07 Duncan Sands <baldrick@free.fr>
13120 * final.c (pass_clean_state): Give the pass a name.
13121 * passes.c (pass_rest_of_compilation): Likewise.
13122 * tree-optimize.c (pass_all_optimizations): Likewise.
13124 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13126 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13127 an extra 'decl' for error_at.
13129 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13131 PR middle-end/40669
13132 * tree-tailcall.c (adjust_return_value_with_ops,
13133 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13134 if it has complex or vector type.
13136 2009-07-07 Olivier Hainque <hainque@adacore.com>
13138 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13141 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13143 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13145 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13147 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13148 * c-decl.c: Likewise.
13149 * function.c: Likewise.
13150 * varasm.c: Likewise.
13151 * tree-ssa.c: Likewise.
13152 * c-common.c: Likewise.
13153 * tree-cfg.c: Likewise.
13154 * config/spu/spu.c: Likewise.
13155 * config/ia64/ia64.c: Likewise.
13156 * config/v850/v850.c: Likewise.
13158 2009-07-06 DJ Delorie <dj@redhat.com>
13160 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13161 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13162 unspecified accesses to control registers.
13163 * config/mep/intrinsics.md: Regenerate.
13164 * config/mep/intrinsics.h: Regenerate.
13165 * config/mep/mep-intrin.h: Regenerate.
13167 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13169 * c-lex.c: Replace %H by an explicit location. Update all calls.
13170 * c-common.c: Likewise.
13171 * c-decl.c: Likewise.
13172 * c-typeck.c: Likewise.
13173 * fold-const.c: Likewise.
13174 * gimplify.c: Likewise.
13175 * stmt.c: Likewise.
13176 * tree-cfg.c: Likewise.
13177 * tree-ssa-loop-niter.c: Likewise.
13178 * tree-vrp.c: Likewise.
13179 * value-prof.c: Likewise.
13181 2009-07-06 Diego Novillo <dnovillo@google.com>
13183 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13184 if it has one. Handle cases where VAR does not have an
13185 annotation or cfun is NULL.
13187 2009-07-06 Diego Novillo <dnovillo@google.com>
13189 * tree.c: Include debug.h.
13190 (initialize_tree_contains_struct): New.
13191 (init_ttree): Call it.
13192 (tree_node_structure_for_code): Factor out of ...
13193 (tree_node_structure): ... here.
13194 * treestruct.def (TS_PHI_NODE): Remove.
13195 (TS_GIMPLE_STATEMENT): Remove.
13197 2009-07-06 Diego Novillo <dnovillo@google.com>
13199 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13200 (debug_tree_chain): Handle cycles.
13202 2009-07-06 Nick Clifton <nickc@redhat.com>
13203 DJ Delorie <dj@redhat.com>
13205 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13206 __FMOVD_ENABLED__ is defined.
13208 (TARGET_FMOVD): Provide a default definition.
13209 (MASK_FMOVD): Likewise.
13210 (TARGET_CPU_CPP_BUILTINS): Define
13211 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13212 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13213 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13214 (split for DF load from memory into register): Also handle
13215 MEMs which consist of REG+DISP addressing.
13216 (split for DF store from register to memory): Likewise.
13217 (movsf_ie): Always use single fp_mode.
13218 * config/sh/sh.c (sh_override_options): Do not automatically
13219 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13220 that to the -mfmovd command line switch.
13221 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13222 (fldi_ok): Always allow.
13223 * config/sh/sh.opt (mfmovd): Remove this switch.
13224 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13226 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13227 Kaz Kojima <kkojima@gcc.gnu.org>
13229 PR rtl-optimization/30807
13230 * postreload.c (reload_combine): For every new use of REG_SUM,
13231 record the use of BASE.
13233 2009-07-06 Jan Hubicka <jh@suse.cz>
13235 * params.def: Revert my accidental commit at 2009-06-30.
13237 2009-07-04 Ian Lance Taylor <iant@google.com>
13240 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13242 (mingw_format_attribute_overrides): Likewise.
13244 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13247 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13248 don't check cfa.reg. Instead of cfa.indirect use
13249 fde && fde->drap_reg != INVALID_REGNUM test.
13251 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13253 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13255 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13258 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13260 2009-07-03 Richard Guenther <rguenther@suse.de>
13262 PR tree-optimization/40640
13263 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13266 2009-07-03 Jan Hubicka <jh@suse.cz>
13268 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13269 for size, reduce amount of inlining.
13271 2009-07-03 Richard Guenther <rguenther@suse.de>
13273 PR middle-end/34163
13274 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13275 if t +- x is known to not overflow and the conversion widens the
13277 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13279 2009-07-03 Jan Hubicka <jh@suse.cz>
13281 * ipa-pure-const.c (analyze): Update loop optimizer init.
13282 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13283 try_remove_empty_loop, remove_empty_loops): Remove.
13284 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13285 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13286 to mark regular loops as neccesary.
13287 (degenerate_phi_p): New function.
13288 (propagate_necessity, remove_dead_phis): Use it.
13289 (forward_edge_to_pdom): Likewise.
13290 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13291 virtual PHI nodes that became unreachable.
13292 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13293 * tree-flow.h (remove_empty_loops): Remove.
13294 * passes.c (init_optimization_passes): Remove.
13296 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13298 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13299 can_create_pseudo_p.
13300 (*fix_trunc<mode>_i387_1): Ditto.
13301 (*floathi<mode>2_1): Ditto.
13302 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13303 (*fistdi2_1): Ditto.
13304 (*fist<mode>2_1): Ditto.
13305 (frndintxf2_floor): Ditto.
13306 (*fist<mode>2_floor_1): Ditto.
13307 (frndintxf2_ceil): Ditto.
13308 (*fist<mode>2_ceil_1): Ditto.
13309 (frndintxf2_trunc): Ditto.
13310 (frndintxf2_mask_pm): Ditto.
13311 (fxam<mode>2_i387_with_temp): Ditto.
13312 * config/i386/sse.md (mulv16qi3): Ditto.
13313 (*sse2_mulv4si3): Ditto.
13315 (sse4_2_pcmpestr): Ditto.
13316 (sse4_2_pcmpistr): Ditto.
13318 2009-07-03 Jan Hubicka <jh@suse.cz>
13320 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13321 (mark_stmt_necessary): Set it.
13322 (mark_operand_necessary): Set it.
13323 (mark_control_dependent_edges_necessary): Set it.
13324 (mark_virtual_phi_result_for_renaming): New function.
13325 (get_live_post_dom): New function.
13326 (forward_edge_to_pdom): New function.
13327 (remove_dead_stmt): Fix handling of control dependences.
13328 (tree_dce_init): Init new bitmap.
13329 (tree_dce_done): Free it.
13331 2009-07-02 Richard Guenther <rguenther@suse.de>
13334 * tree-ssa-structalias.c (new_var_info): Initialize
13337 2009-07-02 Jan Hubicka <jh@suse.cz>
13339 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13342 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13344 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13345 instead of recomputing it. Adjust calls.
13346 (emit_store_flag): Adjust recursive calls.
13348 2009-07-02 Richard Guenther <rguenther@suse.de>
13350 * tree-ssa-live.c (remove_unused_locals): Do not remove
13352 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13353 of DECL_EXTERNAL for HEAP variables.
13354 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13355 HEAP variables. Do not adjust RESTRICT vars.
13356 (find_what_var_points_to): Nobody cares if something
13357 points to READONLY.
13359 2009-07-02 Ben Elliston <bje@au.ibm.com>
13361 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13362 pc_low and pc_high declarations to the top of the function.
13364 2009-07-01 DJ Delorie <dj@redhat.com>
13366 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13367 registers as fixed.
13368 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13369 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13370 unspecified accesses to control registers.
13371 * config/mep/intrinsics.md: Regenerate.
13372 * config/mep/intrinsics.h: Regenerate.
13373 * config/mep/mep-intrin.h: Regenerate.
13375 2009-07-01 Anthony Green <green@moxielogic.com>
13377 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13378 instruction when possible.
13379 (moxie_expand_prologue): Ditto. Also, save an instruction and
13380 some complexity by popping off of $r12 instead of $sp.
13381 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13384 2009-07-01 Richard Henderson <rth@redhat.com>
13387 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13388 contained no insns, reposition note before last insn.
13390 2009-07-01 Richard Henderson <rth@redhat.com>
13393 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13394 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13396 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13399 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13400 darwin9 for printing reg addresses with %y.
13402 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13404 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13405 truncation from operands in binary operations.
13407 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13410 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13411 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13412 subreg of op0 to the original op0.
13414 * expmed.c (store_bit_field_1): Use a temporary as the destination
13415 instead of a paradoxical subreg when we need to truncate the result.
13417 2009-07-01 DJ Delorie <dj@redhat.com>
13419 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13420 names to VLIW variants.
13421 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13422 * config/mep/intrinsics.md: Regenerate.
13423 * config/mep/intrinsics.h: Regenerate.
13424 * config/mep/mep-intrin.h: Regenerate.
13426 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13429 * jump.c (returnjump_p): Revert last patch.
13430 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13432 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13435 * pa.md (casesi32p): Use jump table label to determine the offset
13437 (casesi64p): Likewise.
13439 * pa.c (forward_branch_p): Return bool type. Use instruction
13440 addresses when available. Assert that INSN has a jump label.
13441 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13444 2009-07-01 Richard Guenther <rguenther@suse.de>
13446 PR tree-optimization/19831
13447 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13448 that only act as barriers do not make any previous stores necessary.
13449 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13450 HEAP variables global, do not add a constraint from nonlocal.
13451 (find_func_aliases): Handle escapes through return statements.
13452 (compute_points_to_sets): Make escaped HEAP variables global.
13454 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13457 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13458 after reducing a DImode cstore to SImode.
13460 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13462 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13463 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13465 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13467 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13468 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13470 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13471 and umod_optab if TARGET_BSD_DIVMOD.
13472 * config/vax/lib1funcs.asm: New file.
13473 * config/vax/t-linux: New file.
13474 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13476 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13479 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13480 to type arguments that have void type.
13483 * dwarf2out.c (gen_formal_parameter_die): Call
13484 equate_decl_number_to_die if node is different from origin.
13486 2009-06-30 Anthony Green <green@moxielogic.com>
13488 Clean up moxie port for --enable-build-with-cxx.
13489 * config/moxie/moxie.c (moxie_function_value): First two
13490 parameters are const_tree, not tree.
13491 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13492 (REG_CLASS_NAMES): Ditto.
13493 (REGNO_REG_CLASS): Ditto.
13494 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13495 (moxie_function_value): Fix constyness of arguments.
13497 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13499 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13500 finalize_size_functions before further processing.
13501 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13502 (variable_size): Call self_referential_size on size expressions
13503 that contain a PLACEHOLDER_EXPR.
13504 (size_functions): New static variable.
13505 (copy_self_referential_tree_r): New static function.
13506 (self_referential_size): Likewise.
13507 (finalize_size_functions): New global function.
13508 * tree.c: Include tree-inline.h.
13509 (push_without_duplicates): New static function.
13510 (find_placeholder_in_expr): New global function.
13511 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13513 <tcc_expression>: Likewise.
13514 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13515 the call in the expression.
13516 * tree.h (finalize_size_functions): Declare.
13517 (find_placeholder_in_expr): Likewise.
13518 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13519 (substitute_placeholder_in_expr): Update comment.
13520 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13522 (copy_tree_body_r): Likewise.
13523 (copy_tree_body): New static function.
13524 (maybe_inline_call_in_expr): New global function.
13525 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13526 (maybe_inline_call_in_expr): Declare.
13527 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13528 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13531 2009-06-30 Richard Guenther <rguenther@suse.de>
13533 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13535 (propagate_necessity): Do not mark reaching defs of stores
13538 2009-06-30 Jan Hubicka <jh@suse.cz>
13540 * cfgloopanal.c (check_irred): Move into ...
13541 (mark_irreducible_loops): ... here; return true if ireducible
13543 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13544 (analyze_function): Try to prove loop finiteness.
13545 * cfgloop.h (mark_irreducible_loops): Update prototype.
13546 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13548 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13550 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13552 2009-06-30 Ira Rosen <irar@il.ibm.com>
13554 PR tree-optimization/40542
13555 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13558 2009-06-30 Martin Jambor <mjambor@suse.cz>
13560 PR tree-optimization/40582
13561 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13562 than useless_type_conversion_p.
13563 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13566 2009-06-30 Martin Jambor <mjambor@suse.cz>
13568 PR middle-end/40554
13569 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13571 2009-06-30 Richard Guenther <rguenther@suse.de>
13573 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13574 use ao_ref references.
13575 (walk_aliased_vdefs): Likewise.
13576 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13577 * tree-ssa-dce.c (struct ref_data): Remove.
13578 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13579 (mark_aliased_reaching_defs_necessary): Adjust.
13580 (mark_all_reaching_defs_necessary_1): Likewise.
13582 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13585 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13586 (emit_store_flag_1): Extract from emit_store_flag, adjust
13587 calls to (what now is) emit_cstore.
13588 (emit_store_flag): Call emit_store_flag_1 and also use it
13589 for what used to be recursive calls.
13591 2009-06-30 Wei Guozhi <carrot@google.com>
13594 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13595 if the target bb post dominates from bb.
13596 * config/i386/i386.c (memory_address_length): Check existence of base
13597 register before using it.
13599 2009-06-30 Nick Clifton <nickc@redhat.com>
13600 DJ Delorie <dj@redhat.com>
13602 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13603 __FMOVD_ENABLED__ is defined.
13605 (TARGET_FMOVD): Provide a default definition.
13606 (MASK_FMOVD): Likewise.
13607 (TARGET_CPU_CPP_BUILTINS): Define
13608 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13609 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13610 two fmov instructions depending upon whether TARGET_FMOVD is
13612 (split for DF load from memory into register): Also handle
13613 MEMs which consist of REG+DISP addressing.
13614 (split for DF store from register to memory): Likewise.
13615 * config/sh/sh.opt (mfmovd): Remove this switch.
13616 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13617 * config/sh/sh.c (sh_override_options): Do not automatically
13618 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13619 that to the -mfmovd command line switch.
13621 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13623 (fldi_ok): Always allow.
13624 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13626 2009-06-29 DJ Delorie <dj@redhat.com>
13628 * doc/install.texi (mep-x-elf): Correct chip's full name.
13630 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13632 * doc/extend.texi: Fix typo.
13634 2009-06-29 Tom Tromey <tromey@redhat.com>
13636 * dwarf2.h: Remove.
13637 * Makefile.in (DWARF2_H): New variable.
13638 (except.o): Use it.
13639 (dwarf2out.o): Likewise.
13640 (dwarf2asm.o): Likewise.
13641 * config/i386/t-i386: Use DWARF2_H.
13642 * except.c: Include elf/dwarf2.h.
13643 * unwind-dw2.c: Include elf/dwarf2.h.
13644 * dwarf2out.c: Include elf/dwarf2.h.
13645 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13646 <dtprel>: New field.
13647 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13648 (size_of_loc_descr): Likewise.
13649 (output_loc_operands_raw): Likewise.
13650 (output_loc_operands): Handle new dtprel field.
13651 (loc_checksum): Update.
13652 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13653 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13654 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13655 * dwarf2asm.c: Include elf/dwarf2.h.
13656 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13657 * config/mmix/mmix.c: Include elf/dwarf2.h.
13658 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13659 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13660 * config/sh/sh.c: Include elf/dwarf2.h.
13661 * config/i386/i386.c: Include elf/dwarf2.h.
13663 2009-06-29 DJ Delorie <dj@redhat.com>
13665 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13667 * doc/extend.texi: Add MeP attributes and pragmas.
13668 * doc/invoke.text: Add MeP Options.
13669 * doc/contrib.texi: Add MeP contribution.
13670 * doc/md.texi: Add MeP constraints.
13671 * doc/install.texi: Add MeP target.
13673 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13675 * target.h (struct gcc_target): Add frame_pointer_required field.
13676 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13677 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13678 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13680 * reload1.c (update_eliminables): (Ditto.).
13681 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13682 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13683 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13685 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13687 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13688 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13689 (arm_frame_pointer_required): New function.
13691 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13692 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13693 (avr_frame_pointer_required_p): Declare as static.
13694 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13696 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13697 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13698 (bfin_frame_pointer_required): Make as static, change return type
13700 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13702 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13703 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13704 (cris_frame_pointer_required): New function.
13706 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13708 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13709 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13710 (fr30_frame_pointer_required): New function.
13712 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13713 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13714 (frv_frame_pointer_required): Make as static, change return type
13716 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13718 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13719 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13720 (ix86_frame_pointer_required): Make as static, change return type to
13722 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13724 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13725 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13727 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13729 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13731 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13733 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13734 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13735 (mips_frame_pointer_required): Make as static.
13736 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13738 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13739 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13740 (mmix_frame_pointer_required): Mew function.
13742 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13743 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13745 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13747 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13749 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13751 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13752 (CAN_ELIMINATE): Redefine.
13753 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13754 (sparc_frame_pointer_required): New function.
13755 (sparc_can_eliminate): New function.
13756 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13758 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13759 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13761 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13762 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13763 (xtensa_frame_pointer_required): Make as static, change return type
13765 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13768 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13770 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13771 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13772 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13773 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13774 (register_callback): Handle PLUGIN_START_UNIT.
13775 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13777 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13779 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13781 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13782 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13784 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13786 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13789 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13791 * doc/extend.texi (Additional Floating Types): __float128 is also
13792 supported on i386 targets.
13794 2009-06-29 Richard Guenther <rguenther@suse.de>
13796 PR middle-end/14187
13797 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13799 (pt_solutions_same_restrict_base): Declare.
13800 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13802 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13803 (make_constraint_from, make_copy_constraint): Move earlier.
13804 (make_constraint_from_heapvar): New function.
13805 (make_constraint_from_restrict): Likewise.
13806 (handle_lhs_call): Use it.
13807 (find_func_aliases): Use it to track conversions to restrict
13808 qualified pointers.
13809 (struct fieldoff): Add only_restrict_pointers flag.
13810 (push_fields_onto_fieldstack): Initialize it.
13811 (create_variable_info_for): Track global restrict qualified pointers.
13812 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13813 Track restrict qualified pointer arguments.
13814 (set_uids_in_ptset): Use varinfo is_global_var flag.
13815 (find_what_var_points_to): Set the vars_contains_restrict flag.
13816 Always create the points-to solution for sets including restrict tags.
13817 (pt_solutions_same_restrict_base): New function.
13818 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13819 qualified pointers use pt_solutions_same_restrict_base as
13820 additional source for disambiguation.
13822 2009-06-29 Richard Guenther <rguenther@suse.de>
13824 PR middle-end/38212
13825 * alias.c (find_base_decl): Remove.
13826 (get_deref_alias_set_1): Remove restrict handling.
13827 * c-common.c (c_apply_type_quals_to_decl): Do not set
13828 DECL_POINTER_ALIAS_SET.
13829 * gimplify.c (find_single_pointer_decl_1): Remove.
13830 (find_single_pointer_decl): Likewise.
13831 (internal_get_tmp_var): Remove restrict handling.
13832 (gimple_regimplify_operands): Likewise.
13833 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13834 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13835 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13836 * tree.c (restrict_base_for_decl): Remove.
13837 (init_ttree): Do not allocate it.
13838 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13839 LABEL_DECL_UID for label decls.
13840 (copy_node_stat): Do not copy restrict information.
13841 (decl_restrict_base_lookup): Remove.
13842 (decl_restrict_base_insert): Likewise.
13843 (print_restrict_base_statistics): Likewise.
13844 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13845 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13846 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13847 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13848 (LABEL_DECL_UID): Adjust.
13849 (DECL_BASED_ON_RESTRICT_P): Remove.
13850 (DECL_GET_RESTRICT_BASE): Likewise.
13851 (SET_DECL_RESTRICT_BASE): Likewise.
13852 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13854 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13855 instead of DECL_POINTER_ALIAS_SET.
13856 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13857 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13858 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13860 2009-06-29 Richard Guenther <rguenther@suse.de>
13862 PR tree-optimization/40579
13863 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13864 the IL to simplify has constants that overflowed.
13866 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13868 PR tree-optimization/40550
13869 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13870 vector_compute_type only when the size of vector_compute_type is
13871 less than the size of type.
13873 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13875 * fold-const.c (contains_label_1): Fix comments.
13876 (contains_label_p): Do not walk trees multiple time.
13878 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13880 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13881 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13882 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13883 ix86_fp_comparison_operator.
13884 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13885 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13886 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13887 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13888 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13889 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13890 (related splits): Change predicate to ix86_fp_comparison_operator.
13891 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13892 instead of ix86_fp_comparison_codes.
13893 (ix86_trivial_fp_comparison_operator,
13894 ix86_fp_comparison_operator): New.
13895 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13896 (ix86_expand_compare): Eliminate last two parameters.
13897 (ix86_fp_jump_nontrivial_p): Kill.
13898 * config/i386/i386.c (put_condition_code): Eliminate call to
13899 ix86_fp_comparison_codes and subsequent assertion.
13900 (ix86_fp_comparison_codes): Eliminate.
13901 (ix86_fp_swap_condition): New.
13902 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13903 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13904 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13905 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13906 and ix86_fp_swap_condition.
13907 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13908 Use ix86_fp_comparison_strategy.
13909 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13910 (ix86_fp_jump_nontrivial_p): Eliminate.
13911 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13912 call to ix86_expand_compare.
13913 (ix86_split_fp_branch, ix86_expand_setcc,
13914 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13915 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13917 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13919 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13920 related to jump_clobbers.
13921 * config/arm/arm.md (conds): Remove jump_clob case.
13922 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13923 splits): Change comparison_operator to arm_comparison_operator.
13924 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13927 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13929 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13930 condition for floating point modes.
13931 * expmed.c (emit_store_flag_1): Move here a bigger part
13932 of emit_store_flag.
13933 (emit_store_flag): Try swapping the condition for floating point
13935 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13937 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13939 * expr.c (expand_expr_real_1): Just use do_store_flag.
13940 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13941 emit_store_flag_force.
13942 * expmed.c (emit_store_flag_force): Copy here trick
13943 previously in expand_expr_real_1. Try reversing the comparison.
13944 (emit_store_flag_1): Work if target is NULL.
13945 (emit_store_flag): Work if target is NULL, using the result mode
13946 from the comparison. Use split_comparison, restructure final part
13947 to simplify conditionals.
13949 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13951 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13952 * dojump.c (do_jump): Change handling of floating-point
13953 ops to use just do_compare_and_jump.
13954 (split_comparison): New.
13955 (do_compare_rtx_and_jump): Add here logic coming previously
13956 in do_jump, using split_comparison.
13958 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13961 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13963 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13965 * tree-ssa-alias.c: Fix unintentional commit.
13967 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13969 * passes.c (execute_one_pass): Fix unintentional commit.
13971 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13973 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13974 (df_rd_local_compute, df_md_local_compute): Inline them.
13976 (df_md_scratch): New.
13977 (df_md_alloc, df_md_free): Allocate/free it.
13978 (df_md_local_compute): Only include live registers in init.
13979 (df_md_transfer_function): Prune the in-set computed by
13980 the confluence function, and the gen-set too.
13982 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13984 PR rtl-optimization/26854
13985 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13986 * df-problems.c (df_rd_add_problem): Fix comment.
13987 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13988 df_md_simulate_artificial_defs_at_top,
13989 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13990 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13991 df_md_transfer_function, df_md_init, df_md_confluence_0,
13992 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13993 problem_MD, df_md_add_problem): New.
13994 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13995 df_md_get_bb_info): New.
13996 (DF_LAST_PROBLEM_PLUS1): Adjust.
13998 * Makefile.in (fwprop.o): Include domwalk.h.
13999 * fwprop.c: Include domwalk.h.
14000 (reg_defs, reg_defs_stack): New.
14001 (bitmap_only_bit_between): Remove.
14002 (process_defs): New.
14003 (process_uses): Use reg_defs and local_md instead of
14004 bitmap_only_bit_between and local_rd.
14005 (single_def_use_enter_block): New, from build_single_def_use_links.
14006 (single_def_use_leave_block): New.
14007 (build_single_def_use_links): Remove code moved to
14008 single_def_use_enter_block, invoke domwalk.
14009 (use_killed_between): Adjust comment.
14011 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14013 * bitmap.h (bitmap_ior_and_into): New.
14014 * bitmap.c (bitmap_ior_and_into): New.
14016 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14018 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14019 before_dom_children_before_stmts and after_dom_children_after_stmts.
14020 Rename the two remaining callbacks to just before_dom_children and
14021 after_dom_children. Remove other GIMPLE statement walking bits.
14022 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14023 * graphite.c: Do not include domwalk.h.
14024 * tree-into-ssa.c (interesting_blocks): New global.
14025 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14026 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14027 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14028 now that they're not domwalk callbacks.
14029 (rewrite_initialize_block): Rename to...
14030 (rewrite_enter_block): ... this, place after called functions. Test
14031 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14032 (rewrite_finalize_block): Rename to...
14033 (rewrite_leave_block): ... this, place after called functions.
14034 (rewrite_update_init_block): Rename to...
14035 (rewrite_update_enter_block): ... this, place after called functions.
14036 Test interesting_blocks, call rewrite_update_stmt and
14037 rewrite_update_phi_arguments.
14038 (rewrite_update_fini_block): Rename to...
14039 (rewrite_leave_block): ... this, place after called functions.
14040 (rewrite_blocks): Remove last argument, simplify initialization of
14042 (mark_def_sites_initialize_block): Rename to...
14043 (mark_def_sites_block): ... this, call mark_def_sites.
14044 (mark_def_sites_blocks): Remove argument, simplify initialization of
14046 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14047 (update_ssa): Likewise.
14048 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14050 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14051 (dom_opt_initialize_block): Rename to...
14052 (dom_opt_enter_block): ... this, place after called functions. Walk
14053 statements here, inline propagate_to_outgoing_edges.
14054 (dom_opt_finalize_block): Rename to...
14055 (dom_opt_leave_block): ... this, place after called functions.
14056 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14058 (dse_enter_block, dse_record_phi): New.
14059 (dse_record_phis): Delete.
14060 (dse_finalize_block): Rename to...
14061 (dse_leave_block): ... this.
14062 (tree_ssa_dse): Simplify initialization of walk_data.
14063 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14064 Adjust initialization of walk_data.
14065 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14066 * tree-ssa-loop-phiopt.c (get_non_trapping):
14067 Adjust initialization of walk_data.
14068 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14069 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14070 it's not a domwalk callback.
14071 (uncprop_initialize_block): Rename to...
14072 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14073 (dse_finalize_block): Rename to...
14074 (dse_leave_block): ... this.
14075 (tree_ssa_uncprop): Simplify initialization of walk_data.
14076 * Makefile.in: Adjust dependencies.
14078 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14080 * arm.md (casesi): Fix test for Thumb1.
14081 (thumb1_casesi_internal_pic): Likewise.
14082 (thumb1_casesi_dispatch): Likewise.
14084 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14086 * config/arm/arm-cores.def: Added core cortex-m0.
14087 * config/arm/arm-tune.md: Regenerated.
14088 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14090 2009-06-26 DJ Delorie <dj@redhat.com>
14092 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14094 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14095 the scheduler doesn't tag jump insns.
14097 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14099 * c-decl.c (merge_decls): Re-indent.
14101 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14104 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14105 Special-case decimal float constants.
14107 2009-06-26 Richard Henderson <rth@redhat.com>
14109 * function.h (struct function): Add cannot_be_copied_reason,
14110 and cannot_be_copied_set.
14111 * tree-inline.c (has_label_address_in_static_1): Rename from
14112 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14113 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14114 don't set inline_forbidden_reason.
14115 (copy_forbidden): New function, split out of inline_forbidden_p.
14116 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14117 (inline_forbidden_p): Use copy_forbidden.
14118 (tree_versionable_function_p): Likewise.
14119 (inlinable_function_p): Merge into tree_inlinable_function_p.
14120 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14121 * ipa-cp.c (ipcp_versionable_function_p): New function.
14122 (ipcp_cloning_candidate_p): Use it.
14123 (ipcp_node_modifiable_p): Likewise.
14125 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14127 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14128 that is marked not to be inlined. Remove flag_mudflap use.
14129 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14130 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14132 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14135 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14136 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14138 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14140 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14142 (__mingwthr_remove_key_dtor): Likewise.
14144 2009-06-26 Richard Guenther <rguenther@suse.de>
14146 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14148 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14150 PR middle-end/40525
14151 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14152 try the non-cond_exec path also.
14154 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14157 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14158 (output_cbranch): Use new functions.
14159 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14162 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14163 Pat Haugen <pthaugen@us.ibm.com>
14164 Revital Eres <ERES@il.ibm.com>
14166 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14167 for %c error. Add %x support to print VSX registers as a unified
14168 register set, instead of separate float and altivec registers.
14169 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14170 %y case, and add support for VSX pre-modify addresses.
14171 (output_toc): Add assert for CONST containing an integer constant
14173 (rs6000_adjust_cost): Add POWER7 support.
14174 (insn_must_be_first_in_group): Ditto.
14175 (insn_must_be_last_in_group): Ditto.
14176 (rs6000_emit_popcount): Ditto.
14177 (rs6000_vector_mode_supported_p): Ditto.
14179 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14180 Change some of the functions called by macros to being called
14181 through a pointer, so debug functions can be inserted if
14182 -mdebug=addr or -mdebug=cost.
14183 (rs6000_preferred_reload_class_ptr): Ditto.
14184 (rs6000_secondary_reload_class_ptr): Ditto.
14185 (rs6000_secondary_memory_needed_ptr): Ditto.
14186 (rs6000_cannot_change_mode_class_ptr): Ditto.
14187 (rs6000_secondary_reload_inner): Ditto.
14188 (rs6000_legitimize_reload_address): Ditto.
14189 (rs6000_legitimize_reload_address_ptr): Ditto.
14190 (rs6000_mode_dependent_address): Ditto.
14191 (rs6000_mode_dependent_address_ptr): Ditto.
14193 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14194 function to return true if the mode allows reg + integer
14196 (virtual_stack_registers_memory_p): New function to return true if
14197 the address refers to a virtual stack register.
14198 (rs6000_legitimate_offset_address_p): Move code to say whether a
14199 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14201 (rs6000_legitimate_address_p): Add checks for modes that only can
14202 do reg+reg addressing. Start adding VSX support.
14203 (rs6000_legitimize_reload_address): Ditto.
14204 (rs6000_legitimize_address): Ditto.
14205 (rs6000_debug_legitimate_address_p): New debug functions for
14206 -mdebug=addr and -mdebug=cost.
14207 (rs6000_debug_rtx_costs): Ditto.
14208 (rs6000_debug_address_costs): Ditto.
14209 (rs6000_debug_adjust_cost): Ditto.
14210 (rs6000_debug_legitimize_address): Ditto.
14211 (rs6000_legitimize_reload_address_ptr): Point to call normal
14212 function or debug function. Make functions called via pointer
14214 (rs6000_mode_dependent_address_ptr): Ditto.
14215 (rs6000_secondary_reload_class_ptr): Ditto.
14216 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14217 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14218 into a friendlier error.
14219 (rs6000_init_builtins): Add initial VSX support.
14220 (rs6000_adjust_cost): Fix some spacing issues.
14222 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14223 (REG_CLASS_NAMES): Ditto.
14224 (REG_CLASS_CONTENTS): Ditto.
14225 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14226 pointer, to add -mdebug=addr support.
14227 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14228 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14229 -mdebug=addr support.
14230 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14231 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14232 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14234 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14236 (bswapsi*): Set attribute types for load/store. Add combiner
14237 patterns to eliminate zero extend on 64-bit.
14238 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14239 stdbrx if the hardware supports those instructions.
14241 2009-06-25 Ian Lance Taylor <iant@google.com>
14243 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14244 (Link Options): Document -static-libstdc++.
14246 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14249 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14250 DATA_ALIGNMENT instead.
14252 2009-06-25 Richard Guenther <rguenther@suse.de>
14254 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14255 indirect references against the callused/escaped solutions.
14256 (call_may_clobber_ref_p_1): Likewise.
14258 2009-06-25 Martin Jambor <mjambor@suse.cz>
14260 PR tree-optimization/40493
14261 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14262 (enum unscalarized_data_handling): New type.
14263 (handle_unscalarized_data_in_subtree): Return what has been done.
14264 (load_assign_lhs_subreplacements): Handle left flushes differently.
14265 (sra_modify_assign): Use unscalarized_data_handling, simplified
14266 condition determining whether to remove the statement.
14268 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14270 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14271 excerpt - @ should be doubled for texinfo.
14273 2009-06-24 Ian Lance Taylor <iant@google.com>
14275 * config/arc/arc.c: Include "df.h".
14276 (arc_attribute_table): Make static. Move higher in file.
14277 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14278 (output_shift): Initialize n later to avoid warning.
14279 * config/arm/arm.c (arm_attribute_table): Make static. Move
14281 * config/avr/avr.c (avr_attribute_table): Make static. Move
14283 (reg_class_tab): Change array type from int to enum reg_class.
14284 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14286 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14287 (lshrhi3_out): Likewise.
14288 (class_likely_spilled_p): Change return type to bool.
14289 (avr_rtx_costs): Use local code variable with enum type.
14290 * config/avr/avr.md (movmemhi): Use add_reg_note.
14291 (andhi3, andsi3): Don't use AS2 with "and".
14292 (iorhi3, iorsi3): Don't use AS2 with "or".
14293 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14294 * config/crx/crx.c: Include "df.h".
14295 (crx_attribute_table): Make static.
14296 * config/m32r/m32r.c: Include "df.h".
14297 (m32r_attribute_table): Make static. Move higher in file.
14298 (pop): Use add_reg_note.
14299 (block_move_call): Change 0 to LCT_NORMAL in function call.
14300 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14301 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14302 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14303 declare, not just when TREE_CODE is defined.
14304 * config/m68hc11/m68hc11.c: Include "expr.h".
14305 (m68hc11_attribute_table): Make static. Move higher in file.
14306 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14308 (m68hc11_register_indirect_p): Likewise.
14309 (m68hc11_function_arg_padding): Change return type to enum
14311 (emit_move_after_reload): Use add_reg_note.
14312 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14313 (m68hc11_split_logical): Likewise.
14314 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14316 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14317 to VOIDmode in function call.
14318 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14320 (m68hc11_split_logical): Update declaration.
14321 (m68hc11_function_arg_padding): Update declaration.
14322 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14323 to array of enum reg_class.
14324 (mcore_attribute_table): Make static. Move higher in file.
14325 (mcore_rtx_costs): Add cast to enum type.
14326 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14327 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14328 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14330 * config/sh/predicates.md (trapping_target_operand): Rename and to
14332 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14334 * config/spu/spu.c (spu_attribute_table): Make static. Move
14336 * config/v850/v850.c (v850_attribute_table): Make static. Move
14338 (v850_rtx_costs): Use local code with enum type.
14339 (expand_epilogue): Add cast.
14340 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14342 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14345 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14346 -m2a-single-only and -m2a-nofpu.
14347 * config/sh/sh.opt: Document m2a generates FPU code.
14349 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14351 * defaults.h (CAN_ELIMINATE): Provide default.
14352 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14353 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14354 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14355 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14356 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14357 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14358 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14359 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14360 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14361 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14363 2009-06-24 DJ Delorie <dj@redhat.com>
14365 * mep-ext-cop.cpu: Fix copyright notice.
14366 * mep-default: Fix copyright notice.
14367 * mep-core: Fix copyright notice.
14368 * mep: Fix copyright notice.
14369 * mep-ivc2: Fix copyright notice.
14370 * mep-c5: Fix copyright notice.
14372 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14374 * doc/contrib.texi (Contributors):
14376 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14378 PR middle-end/40501
14379 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14380 src and dst operands if necessary.
14382 2009-06-23 DJ Delorie <dj@redhat.com>
14385 * config.gcc: Add mep support.
14386 * recog.c: Resurrect validate_replace_rtx_subexp().
14387 * recog.h: Likewise.
14388 * config/mep/: Add new port:
14389 * config/mep/constraints.md: New file.
14390 * config/mep/default.h: New file.
14391 * config/mep/intrinsics.h: New file.
14392 * config/mep/intrinsics.md: New file.
14393 * config/mep/ivc2-template.h: New file.
14394 * config/mep/mep-c5.cpu: New file.
14395 * config/mep/mep-core.cpu: New file.
14396 * config/mep/mep-default.cpu: New file.
14397 * config/mep/mep-ext-cop.cpu: New file.
14398 * config/mep/mep-intrin.h: New file.
14399 * config/mep/mep-ivc2.cpu: New file.
14400 * config/mep/mep-lib1.asm: New file.
14401 * config/mep/mep-lib2.c: New file.
14402 * config/mep/mep-pragma.c: New file.
14403 * config/mep/mep-protos.h: New file.
14404 * config/mep/mep-tramp.c: New file.
14405 * config/mep/mep.c: New file.
14406 * config/mep/mep.cpu: New file.
14407 * config/mep/mep.h: New file.
14408 * config/mep/mep.md: New file.
14409 * config/mep/mep.opt: New file.
14410 * config/mep/predicates.md: New file.
14411 * config/mep/t-mep: New file.
14413 2009-06-23 Ian Lance Taylor <iant@google.com>
14415 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14416 from loose_warn into c_loose_warn and from strict_warn into
14417 c_strict_warn. Set and substitute warn_cxxflags. Check for
14418 --enable-build-with-cxx. Set and substitute
14419 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14420 * Makefile.in (CXXFLAGS): New variable.
14421 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14422 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14423 the default is the same as $(STRICT_WARN).
14424 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14425 (CXX): New variable.
14426 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14427 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14428 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14429 (HOST_LIBS): New variable.
14430 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14431 (ALL_CXXFLAGS): New variable.
14432 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14433 * doc/install.texi (Configuration): Document
14434 --enable-build-with-cxx, --with-stage1-ldflags,
14435 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14436 * configure: Rebuild.
14438 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14440 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14441 from previous commit.
14443 2009-06-23 Ian Lance Taylor <iant@google.com>
14445 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14447 2009-06-23 Ian Lance Taylor <iant@google.com>
14449 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14450 with ATTRIBUTE_UNUSED.
14452 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14453 Pat Haugen <pthaugen@us.ibm.com>
14454 Revital Eres <eres@il.ibm.com>
14456 * config.in (HAVE_AS_POPCNTD): Add default definition.
14457 (HAVE_AS_LWSYNC): Ditto.
14459 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14461 (gcc_cv_as_powerpc_cmpb): Ditto.
14462 (gcc_cv_as_powerpc_dfp): Ditto.
14463 (gcc_cv_as_powerpc_vsx): Ditto.
14464 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14465 supporting the popcntd/lwsync instructions.
14466 (gcc_cv_as_powerpc_lwsync): Ditto.
14467 * configure: Regenerate.
14469 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14470 -mcpu=native and -mcpu=power7.
14471 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14473 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14474 a variable instead of a mask to reduce the number of mask bits.
14475 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14476 (-mbit-word): Ditto.
14477 (-mregnames): Ditto.
14478 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14479 (-mfused-madd): Ditto.
14481 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14483 (-mvsx): New switch for VSX instructions.
14484 (-misel): Move from a variable to a mask to allow it to be set by
14487 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14488 function declaration to an array declaration.
14489 (rs6000_hard_regno_nregs): New external array declaration.
14491 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14492 files included by rs6000.md.
14494 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14495 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14497 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14499 (rs6000_debug_reg): New -mdebug= variables.
14500 (rs6000_debug_addr): Ditto.
14501 (rs6000_debug_cost): Ditto.
14502 (rs6000_pmode): New variable to hold Pmode.
14503 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14504 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14505 calculated at compiler start.
14506 (rs6000_hard_regno_nregs): Change function to an array which holds
14507 HARD_REGNO_NREGS calculated at compiler start.
14508 (rs6000_explicit_options): Delete isel field.
14509 (rs6000_vector_unit): New array to hold which vector unit
14510 supports arithmetic options for a given type.
14511 (rs6000_vector_mem): New array to hold which vector unit supports
14512 memory reference operations for a given type.
14513 (rs6000_vector_align): New array to given the alignment of each
14515 (power7_cost): New basic costs for power7.
14516 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14517 (rs6000_hard_regno_nregs_internal): New function, moved from
14518 HARD_REGNO_NREGS, to calculate the number of registers each hard
14519 register takes for each type.
14520 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14521 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14522 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14523 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14524 unit information here so it is calculated once at compiler startup
14526 (rs6000_override_options): Make -misel a target mask. Add more
14527 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14528 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14530 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14531 (rs6000_handle_option): Move -misel from variable to target mask.
14532 (rs6000_builtin_mask_for_load): Add VSX support.
14533 (rs6000_conditional_register_usage): Ditto.
14534 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14535 (function_arg_boundary): Ditto.
14536 (rs6000_expand_builtin): Ditto.
14537 (def_builtin): Make abort message a little friendlier.
14538 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14540 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14541 assembler support the popcntd instruction instead of a vsx
14542 instruction to enable power7 support.
14543 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14544 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14545 option to the assembler if -mcpu=native.
14546 (ASM_CPU_NATIVE_SPEC): Ditto.
14547 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14549 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14550 the lwsync instruction.
14551 (enum processor_type): Add PROCESSOR_POWER7.
14552 (rs6000_debug_reg): New -mdebug= options.
14553 (rs6000_debug_addr): Ditto.
14554 (rs6000_debug_cost): Ditto.
14555 (rs6000_isel): Delete.
14556 (enum rs6000_vector): New enum to say what vector unit we have.
14557 (VECTOR_UNIT_*): New macros to say which vector unit has
14558 arithmetic operations for a given type.
14559 (VECTOR_MEM_*): New macros to say which vector unit has memory
14560 operations for a given type.
14561 (TARGET_LDBRX): Whether the machine supports the ldbrx
14563 (TARGET_ISEL): Delete, -misel moved to be a mask.
14564 (TARGET_ISEL64): New macro for 64-bit isel support.
14565 (UNITS_PER_VSX_WORD): New macro.
14566 (POINTER_SIZE): Move to be an external variable, rather than
14567 calculating whether we are generating 32 ot 64-bit code.
14569 (STACK_BOUNDARY): Add VSX support.
14570 (LOCAL_ALIGNMENT): Ditto.
14571 (SLOW_UNALIGNED_ACCESS): Ditto.
14572 (VSX_REGNO_P): New macro for VSX support.
14573 (VFLOAT_REGNO_P): Ditto.
14574 (VINT_REGNO_P): Ditto.
14575 (VLOGICAL_REGNO_P): Ditto.
14576 (VSX_VECTOR_MODE): Ditto.
14577 (VSX_SCALAR_MODE): Ditto.
14579 (VSX_MOVE_MODE): Ditto.
14580 (VSX_REG_CLASS_P): Ditto.
14581 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14583 (UNITS_PER_SIMD_WORD): Add VSX support.
14584 (MODES_TIEABLE_P): Ditto.
14585 (STARTING_FRAME_OFFSET): Ditto.
14586 (STACK_DYNAMIC_OFFSET): Ditto.
14587 (EPILOGUE_USES): Ditto.
14588 (REGNO_REG_CLASS): Move to array lookup.
14589 (CLASS_MAX_NREGS): Ditto.
14590 (rs6000_vector_reg_class): Add declaration.
14591 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14592 overlap with the floating point and Altivec registers.
14594 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14596 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14597 give the appropriate asm switches if -mcpu=native.
14598 (host_detect_local_cpu): Add support for "asm".
14599 (host_detect_local_cpu): Follow GNU code guidelines for name.
14601 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14602 -mbit-word to a variable instead of being a target mask.
14604 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14605 emit the lwsync instruction instead of emitting the instruction as
14606 an integer constant.
14608 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14609 fixuns_trundfsi2, move expander into rs6000.md.
14611 * config/rs6000/rs6000.md (cpu): Add power7.
14612 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14613 (logical predicate patterns): Change the single instruction
14614 primitives that set CR0 to be fast_compare instead of compare.
14616 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14617 (popcntddi2): Ditto.
14618 (popcount<mode>): Ditto.
14619 (floating multiply/add insns): Name the floating point
14620 multiply/add insns.
14621 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14622 (isel_unsigned_<mode>): Ditto.
14623 (fixuns_trundfsi2): Move expander here from spe.md.
14624 (smindi3): Define if we have -misel on 64-bit systems.
14629 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14631 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14633 * config/avr/avr.c (avr_current_device): New variable.
14634 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14635 (avr_arch, mcu_type_s): Move to avr.h.
14636 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14637 default_data_section_start fields.
14638 (avr_arch): Moved from avr.c.
14639 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14640 library_name fields.
14641 (avr_current_device, avr_mcu_types, avr_arch_types,
14642 avr_device_to_arch, avr_device_to_data_start,
14643 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14644 (EXTRA_SPEC_FUNCTIONS): Define.
14645 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14646 options mapping. Use device_to_arch and device_to_data_start insted.
14647 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14648 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14649 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14650 * config/avr/driver-avr.c: New file.
14651 * config/avr/avr-devices.c: New file.
14653 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14655 * var-tracking.c (unshare_variable): Force initialized to
14656 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14657 (set_variable_part): Likewise.
14658 (struct variable_union_info): Remove pos_src field.
14659 (vui_vec, vui_allocated): New variables.
14660 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14661 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14662 == 1 use a simpler sorting algorithm. Compute pos field right
14663 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14664 Avoid quadratic comparison if !flag_var_tracking_uninit.
14665 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14666 unshare_variable unconditionally.
14667 (dataflow_set_different_2): Removed.
14668 (dataflow_set_different): Don't traverse second hash table.
14669 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14670 unconditionally to var_reg_set or var_mem_set.
14671 (emit_notes_in_bb): Likewise.
14672 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14674 (emit_note_insn_var_location): Don't set initialized to
14675 VAR_INIT_STATUS_INITIALIZED early.
14676 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14678 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14680 * tree-object-size.c (addr_object_size): Instead of checking
14681 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14682 are no FIELD_DECLs following it.
14684 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14686 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14687 order to match bswaps with signed source operands.
14689 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14691 * sdbout.c (sdbout_one_type): Fix braces in switch.
14693 2009-06-23 Richard Guenther <rguenther@suse.de>
14695 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14697 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14698 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14699 var_callused, callused_tree, var_storedanything, storedanything_tree,
14700 var_integer, integer_tree): Remove global variables.
14701 (new_var_info): Do not pass new id, append the new var to the
14702 global variable vector.
14703 (do_ds_constraint): Use is_global_var member of the variable-info.
14704 (new_scalar_tmp_constraint_exp): Adjust.
14705 (create_function_info_for): Likewise.
14706 (create_variable_info_for): Likewise.
14707 (find_what_var_points_to): Remove dead code.
14708 (init_base_vars): Simplify.
14709 (compute_points_to_sets): Adjust.
14711 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14713 * combine.c (try_combine): Dump information about the insns we're
14716 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14718 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14719 check when calling force_to_mode on TRUNCATE's operand.
14721 2009-06-22 Ian Lance Taylor <iant@google.com>
14723 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14725 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14727 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14729 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14731 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14732 override library linkage flags such as -static-libgcc or
14735 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14737 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14739 2009-06-22 Ian Lance Taylor <iant@google.com>
14741 * config/linux.opt: Put mglibc ahead of muclibc.
14743 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14744 for duplicate decls.
14746 2009-06-22 Matthias Klose <doko@ubuntu.com>
14748 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14750 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14753 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14754 instead of NULL if a parser error occurs.
14756 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14758 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14759 non-DWARF2_DEBUGGING_INFO version.
14761 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14763 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14764 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14766 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14767 (LIBGCC2_TF_CEXT): Define.
14770 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14773 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14775 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14777 * config/arm/arm.c (arm_override_options): Disable
14778 -mcaller-super-interworking and -mcallee-super-interworking.
14779 * doc/invoke.texi (ARM Options): Document this.
14781 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14783 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14784 * config/arm/constraints.md (j): New constraint for movw operands.
14785 (N): Remove thumb2 meaning.
14786 * config/arm/arm.md (*arm_movw): Delete.
14787 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14788 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14789 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14791 2009-06-22 Martin Jambor <mjambor@suse.cz>
14793 PR tree-optimization/40492
14794 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14795 build_ref_for_offset.
14797 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14799 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14800 JUMP_TABLE_DATA_P predicates where applicable.
14801 * auto-inc-dec.c: Ditto.
14802 * builtins.c: Ditto.
14803 * caller-save.c: Ditto.
14805 * cfgcleanup.c: Ditto.
14806 * cfglayout.c: Ditto.
14808 * combine.c: Ditto.
14809 * combine-stack-adj.c: Ditto.
14813 * df-scan.c: Ditto.
14815 * dwarf2asm.c: Ditto.
14816 * dwarf2out.c: Ditto.
14817 * emit-rtl.c: Ditto.
14823 * function.c: Ditto.
14826 * genpreds.c: Ditto.
14827 * genrecog.c: Ditto.
14829 * ira-costs.c: Ditto.
14830 * ira-lives.c: Ditto.
14832 * loop-iv.c: Ditto.
14833 * lower-subreg.c: Ditto.
14834 * modulo-sched.c: Ditto.
14836 * postreload.c: Ditto.
14837 * print-rtl.c: Ditto.
14839 * reginfo.c: Ditto.
14840 * regmove.c: Ditto.
14841 * reload1.c: Ditto.
14844 * rtlanal.c: Ditto.
14846 * sched-vis.c: Ditto.
14848 * sel-sched-ir.c: Ditto.
14849 * simplify-rtx.c: Ditto.
14850 * targhooks.c: Ditto.
14851 * var-tracking.c: Ditto.
14852 * vmsdbgout.c: Ditto.
14854 2009-06-22 Matthias Klose <doko@ubuntu.com>
14856 * Makefile.in (install-plugin): Always use DESTDIR.
14858 2009-06-22 Olivier Hainque <hainque@adacore.com>
14860 * config/pa/pa.c (output_call): Don't optimize post call jumps
14861 into return address adjustments if the call may throw.
14863 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14865 * arm.c (thumb1_output_casesi): New function.
14866 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14867 optimizing for size or PIC.
14868 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14869 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14870 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14871 (thumb1_casesi_internal_pic): New expand rule.
14872 (thumb1_casesi_dispatch): New pattern.
14873 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14875 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14876 in the text seciton when PIC or optimizing for size.
14877 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14878 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14879 preservation properties of code.
14880 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14881 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14882 (__gnu_thumb1_case_si): New function.
14883 * t-arm (LIB1ASMSRC): Define here.
14884 (LIB1ASMFUNCS): Add some common functions.
14885 * t-arm-elf (LIB1ASMSRC): Delete.
14886 (LIB1ASMFUNCS): Append to existing set.
14887 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14888 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14889 * t-symbian (LIB1ASMFUNCS): Likewise.
14890 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14891 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14893 2009-06-21 Richard Guenther <rguenther@suse.de>
14895 PR tree-optimization/38729
14896 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14897 to loops with a single exit if -fno-expensive-optimizations.
14899 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14901 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14902 (dataflow_set): Change vars type from htab_t to shared_hash.
14903 (shared_hash_pool, empty_shared_hash): New variables.
14904 (vars_clear): Removed.
14905 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14906 shared_hash_find_slot_unshare, shared_hash_find_slot,
14907 shared_hash_find_slot_noinsert, shared_hash_find): New
14909 (shared_hash_unshare, shared_hash_destroy): New functions.
14910 (unshare_variable): Unshare set->vars if shared, use
14912 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14913 (get_init_value, find_src_set_src, dump_dataflow_set,
14914 clobber_variable_part, emit_notes_for_differences): Use
14916 (dataflow_set_init): Remove second argument, set vars to
14917 empty_shared_hash instead of creating a new htab.
14918 (dataflow_set_clear): Call shared_hash_destroy and set vars
14919 to empty_shared_hash instead of calling vars_clear.
14920 (dataflow_set_copy): Don't call vars_copy, instead just share
14921 the src htab with dst.
14922 (variable_union): Use shared_hash_*, use initially NO_INSERT
14923 lookup if set->vars is shared. Don't keep slot cleared before
14924 calling unshare_variable. Unshare set->vars if needed.
14925 Even ->refcount == 1 vars must be unshared if set->vars is shared
14926 and var needs to be modified.
14927 (variable_canonicalize): New function.
14928 (dataflow_set_union): If dst->vars is empty, just share src->vars
14929 with dst->vars and traverse with variable_canonicalize to canonicalize
14930 and unshare what is needed.
14931 (dataflow_set_different): If old_set and new_set use the same shared
14932 htab, they aren't different. If number of htab elements is different,
14933 htabs are different. Use shared_hash_*.
14934 (dataflow_set_destroy): Call shared_hash_destroy instead of
14936 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14937 second argument to dataflow_set_init.
14938 (vt_initialize): Likewise. Initialize shared_hash_pool and
14939 empty_shared_hash, move bb in/out initialization afterwards.
14940 Use variable_htab_free instead of NULL as changed_variables del hook.
14941 (variable_was_changed): Change type of second argument to pointer to
14942 dataflow_set. When inserting var into changed_variables, bump
14943 refcount. Unshare set->vars if set is shared htab and slot needs to
14945 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14946 lookup if set->vars is shared. Unshare set->vars if needed.
14947 Even ->refcount == 1 vars must be unshared if set->vars is shared
14948 and var needs to be modified. Adjust variable_was_changed caller.
14949 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14950 vars must be unshared if set->vars is shared and var needs to be
14951 modified. Adjust variable_was_changed caller.
14952 (emit_note_insn_var_location): Don't pool_free var.
14953 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14955 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14956 free_alloc_pool on shared_hash_pool.
14958 2009-06-20 Anthony Green <green@moxielogic.com>
14960 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14961 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14963 2009-06-20 Richard Guenther <rguenther@suse.de>
14965 * tree-ssa-structalias.c (find_func_aliases): For memset use
14966 a constraint from NULL if we memset to zero.
14967 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14968 we explicitly handle that do not read from memory.
14969 (call_may_clobber_ref_p_1): Properly handle builtins that may
14972 2009-06-20 Richard Guenther <rguenther@suse.de>
14974 PR tree-optimization/40495
14975 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14976 (new_scalar_tmp_constraint_exp): New function.
14977 (process_constraint): Do not create temporary decls.
14978 (process_all_all_constraints): Likewise.
14979 (handle_const_call): Likewise.
14980 (create_function_info_for): Do not set decl.
14982 2009-06-19 Ian Lance Taylor <iant@google.com>
14984 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14985 (rs6000_attribute_table): Make static; move before use.
14987 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14989 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14990 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14991 Propagate the TREE_READONLY flag without overwriting it.
14992 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14993 Propagate the TREE_READONLY flag onto the result.
14994 (process_call_operands): Move around. Use correct constant value.
14996 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14999 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15000 * config/arm/arm.md: Likewise.
15002 2009-06-19 Ian Lance Taylor <iant@google.com>
15004 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15005 to GIMPLE_ERROR_MARK.
15007 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15008 op2_original_type parameters. Warn about using different enum types.
15009 * c-parser.c (c_parser_conditional_expression): Pass original
15010 types to build_conditional_expr.
15011 * c-tree.h (build_conditional_expr): Update declaration.
15013 2009-06-19 Ian Lance Taylor <iant@google.com>
15015 * config/i386/i386.c (ix86_function_specific_save): Test that
15016 fields match values, rather than testing the values are in a
15019 2009-06-19 Richard Guenther <rguenther@suse.de>
15021 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15022 ADDR_EXPR pointers.
15023 (ptr_derefs_may_alias_p): Likewise.
15024 (ptr_deref_may_alias_ref_p_1): New function.
15025 (ptr_deref_may_alias_ref_p): Likewise.
15026 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15027 covered by looking at the ESCAPED solution.
15028 (call_may_clobber_ref_p_1): Likewise.
15029 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15030 Handle NULL_TREE offset. Do not produce redundant constraints.
15031 (process_all_all_constraints): New helper function.
15032 (do_structure_copy): Use it.
15033 (handle_lhs_call): Likewise.
15034 (find_func_aliases): Handle some builtins with pointer arguments
15035 and/or return values explicitly.
15037 2009-06-19 Ian Lance Taylor <iant@google.com>
15039 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15041 2009-06-19 Ian Lance Taylor <iant@google.com>
15043 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15045 2009-06-19 Ian Lance Taylor <iant@google.com>
15047 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15048 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15051 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15052 uninitialized const.
15054 2009-06-19 Ian Lance Taylor <iant@google.com>
15056 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15059 * c-decl.c (in_struct, struct_types): Remove.
15060 (struct c_binding): Add in_struct field.
15061 (c_binding_ptr): Define type, along with VEC.
15062 (struct c_struct_parse_info): Define.
15063 (struct_parse_info): New static variable.
15064 (bind): Initialize in_struct field.
15065 (start_struct): Remove enclosing_in_struct and
15066 enclosing_struct_types parameters. Add
15067 enclosing_struct_parse_info parameter. Change all callers. Set
15068 struct_parse_info rather than in_struct and struct_types.
15069 (grokfield): If -Wc++-compat and there is a symbol binding for the
15070 field name, set the in_struct flag and push it on the
15071 struct_parse_info->fields vector.
15072 (warn_cxx_compat_finish_struct): New static function.
15073 (finish_struct): Remove enclosing_in_struct and
15074 enclosing_struct_types parameters. Add
15075 enclosing_struct_parse_info parameter. Change all callers. Don't
15076 set C_TYPE_DEFINED_IN_STRUCT here. Call
15077 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15078 parameter. Only push on struct_types if warn_cxx_compat.
15079 (finish_enum): Only push on struct_types if warn_cxx_compat.
15080 (declspecs_add_type): Add loc parameter. Change all callers.
15081 Change all error calls to error_at. Pass loc, not input_location,
15082 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15083 defined in a struct. If -Wc++-compat and parsing a struct, record
15084 that a typedef name was used.
15085 * c-parser.c (c_parser_declspecs): Get location to pass to
15086 declspecs_add_type.
15087 (c_parser_struct_or_union_specifier): Update calls to start_struct
15089 * c-tree.h (struct c_struct_parse_info): Declare.
15090 (finish_struct, start_struct): Update declarations.
15091 (declspecs_add_type): Update declaration.
15093 2009-06-19 Ian Lance Taylor <iant@google.com>
15095 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15096 variable with an anonymous type.
15098 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15100 * see.c: Remove for real.
15102 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15104 * optabs.h (enum optab_index): Add new OTI_significand.
15105 (significand_optab): Define corresponding macro.
15106 * optabs.c (init_optabs): Initialize significand_optab.
15107 * genopinit.c (optabs): Implement significand_optab using
15108 significand?f2 patterns.
15109 * builtins.c (expand_builtin_mathfn): Handle
15110 BUILT_IN_SIGNIFICAND{,F,L}.
15111 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15112 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15114 * config/i386/i386.md (significandxf2, significand<mode>2): New
15115 expanders to implement significandf, significand and significandl
15116 built-ins as inline x87 intrinsics.
15118 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15120 * config/avr/avr.c (avr_override_options): Remove setting value of
15121 PARAM_INLINE_CALL_COST.
15123 2009-06-18 Richard Henderson <rth@redhat.com>
15126 * tree-pass.h (TDF_ASMNAME): New.
15127 * tree-dump.c (dump_options): Add asmname.
15128 * doc/invoke.texi: Document it.
15130 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15131 (dump_decl_name): ...here.
15132 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15133 (dump_generic_node): Update dump_function_name calls.
15134 (print_call_name): New flags arg; update all dump calls.
15135 * diagnostic.h (print_call_name): Update.
15136 * gimple-pretty-print.c (dump_gimple_call): Update.
15138 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15141 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15143 2009-06-18 Diego Novillo <dnovillo@google.com>
15145 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15146 * plugin.c (str_license): Declare.
15147 (try_init_one_plugin): Assert that the symbol
15148 'plugin_is_GPL_compatible' exists.
15150 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15153 * Makefile.in (OBJS-common): Remove see.o.
15155 * common.opt (fsee): Mark as preserved for backward compatibility.
15156 * opts.c (common_handle_option): Add OPT_fsee to the backward
15157 compatibility section.
15158 * passes.c (init_optimization_passes, pass_see): Remove pass.
15159 * timevar.def (TV_SEE): Remove.
15160 * tree-pass.h (pass_see): Remove declaration.
15161 * doc/invoke.texi (-fsee): Remove documentation.
15163 2009-06-18 Martin Jambor <mjambor@suse.cz>
15165 * tree-sra.c: Include statistics.h
15166 (sra_stats): New variable.
15167 (sra_initialize): Clear sra_stats.
15168 (create_access_replacement): Increment sra_stats.replacements.
15169 (get_access_replacement): Do not return twice.
15170 (analyze_all_variable_accesses): Increment statistics counter by the
15171 number of scalarized aggregates.
15172 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15173 (sra_modify_expr): Increment sra_stats.exprs.
15174 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15175 (sra_modify_assign): Increment sra_stats.exprs,
15176 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15177 (perform_intra_sra): Update statistics counters.
15178 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15180 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15182 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15183 (arm_scalar_mode_supported_p): New function.
15185 2009-06-18 Paul Brook <paul@codesourcery.com>
15186 Sandra Loosemore <sandra@codesourcery.com>
15188 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15189 (__extendhfsf2, __truncsfhf2): Define.
15190 * config/arm/fp16.c: New file.
15191 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15192 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15194 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15196 * doc/extend.texi (Half-Precision): New section.
15197 * doc/invoke.texi (Option Summary): List -mfp16-format.
15198 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15199 * config/arm/arm.opt (mfp16-format=): New.
15200 * config/arm/arm.c: Include intl.h.
15201 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15202 (TARGET_INVALID_RETURN_TYPE): Redefine.
15203 (TARGET_PROMOTED_TYPE): Redefine.
15204 (TARGET_CONVERT_TO_TYPE): Redefine.
15205 (arm_fp16_format): Define.
15206 (all_fpus): Add entry for neon-fp16.
15207 (fp_model_for_fpu): Likewise.
15208 (struct fp16_format): Declare.
15209 (all_fp16_formats): Define.
15210 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15212 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15214 (arm_legitimate_index_p): Treat HFmode like HImode.
15215 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15216 (coproc_secondary_reload_class): Special-case HFmode.
15217 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15218 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15219 (arm_init_fp16_builtins): New.
15220 (arm_init_builtins): Call it.
15221 (arm_invalid_parameter_type): New.
15222 (arm_invalid_return_type): New.
15223 (arm_promoted_type): New.
15224 (arm_convert_to_type).
15225 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15227 (arm_emit_fp16_const): New function.
15228 (arm_mangle_type): Mangle __fp16 as "Dh".
15229 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15231 (TARGET_NEON_FP16): New.
15232 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15233 (enum fputype): Add FPUTYPE_NEON_FP16.
15234 (enum arm_fp16_format_type): Declare.
15235 (arm_fp16_format): Declare.
15236 (LARGEST_EXPONENT_IS_NORMAL): Define.
15237 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15238 * config/arm/arm-modes.def (HFmode): Define.
15239 * config/arm/vfp.md (*movhf_vfp): New.
15240 (extendhfsf2): New.
15242 * config/arm/arm.md (fpu): Add neon_fp16.
15243 (floatsihf2, floatdihf2): New.
15244 (fix_trunchfsi2, fix_trunchfdi2): New.
15246 (extendhfdf2): New.
15248 (*arm32_movhf): New.
15249 (*thumb1_movhf): New.
15250 (consttable_2): Add check for HFmode constants.
15251 (consttable_4): Handle HFmode constants.
15253 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15255 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15257 2009-06-17 Olivier Hainque <hainque@adacore.com>
15259 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15260 const char ** conversion in AIX specific section.
15262 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15264 * config/i386/i386.c (ix86_special_builtin_type): Remove
15265 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15266 (bdesc_special_args): Updated.
15267 (ix86_init_mmx_sse_builtins): Likewise.
15268 (ix86_expand_special_args_builtin): Likewise.
15270 2009-06-17 Richard Henderson <rth@redhat.com>
15272 * tree-pretty-print.c (maybe_dump_asm_name): New.
15273 (dump_decl_name): Use it.
15274 (PRINT_FUNCTION_NAME): Merge into...
15275 (dump_function_name): ... here. Use maybe_dump_asm_name.
15277 2009-06-17 Cary Coutant <ccoutant@google.com>
15279 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15281 * debug.c (struct gcc_debug_hooks): Change placeholder for
15283 (debug_nothing_int_charstar_int): Replaced by...
15284 (debug_nothing_int_charstar_int_bool): ...this.
15285 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15286 source_line prototype.
15287 (debug_nothing_int_charstar_int): Replaced by...
15288 (debug_nothing_int_charstar_int_bool): ...this.
15289 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15290 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15291 Output is_stmt operand when necessary.
15292 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15293 (notice_source_line): Add is_stmt parameter.
15294 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15295 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15297 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15298 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15300 2009-06-17 Ian Lance Taylor <iant@google.com>
15302 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15304 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15307 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15309 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15310 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15311 tree_strip_sign_nop_conversions and
15312 tree_ssa_strip_useless_type_conversions rather than stripping
15313 the operations here.
15314 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15316 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15317 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15318 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15319 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15322 2009-06-17 Michael Eager <eager@eagercon.com>
15324 * config/rs6000/constraints.md (register_constraint "d"): New.
15325 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15326 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15327 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15328 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15329 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15330 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15331 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15332 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15333 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15334 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15336 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15337 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15338 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15339 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15340 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15341 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15342 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15343 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15344 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15345 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15346 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15347 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15348 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15349 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15351 2009-06-16 Ian Lance Taylor <iant@google.com>
15353 * profile.c (total_num_never_executed): Don't define.
15354 (compute_branch_probabilities): Don't count or print
15355 num_never_executed.
15356 (init_branch_prob): Don't set total_num_never_executed.
15357 (end_branch_prob): Don't print total_num_never_executed.
15359 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15361 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15363 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15365 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15366 (nabstd2_fpr): Same.
15368 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15370 * expr.c (expand_assignment): Change complex type check.
15372 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15374 * doc/plugins.texi (Building GCC plugins): Added new section.
15376 2009-06-17 Ian Lance Taylor <iant@google.com>
15378 * c-pch.c (get_ident): Don't set size of templ array.
15379 (pch_init): Don't set size of partial_pch array.
15381 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15382 string constant to intialize an array whose size is the length of
15385 2009-06-17 Richard Guenther <rguenther@suse.de>
15387 PR tree-optimization/40389
15388 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15389 to addressable types.
15390 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15392 2009-06-17 Richard Guenther <rguenther@suse.de>
15394 PR middle-end/40460
15395 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15396 if there is no evolution of left in the loop bail out.
15397 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15398 chrec_fold_multiply.
15400 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15401 Janis Johnson <janis187@us.ibm.com>
15404 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15405 for the symbol ref of a constant that is the source of a move
15406 - nor for any other not-obvious-label-ref constants.
15408 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15410 * plugin.c (position_pass): Skip newly inserted pass during list
15411 traversal to avoid repeated insertion.
15413 2009-06-16 Ian Lance Taylor <iant@google.com>
15415 * vec.h (VEC_stack_alloc): Define different version if
15416 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15417 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15418 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15419 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15421 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15423 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15425 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15426 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15427 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15428 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15429 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15430 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15431 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15432 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15433 __builtin_ia32_rdtscp.
15434 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15435 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15436 and __builtin_ia32_rorhi.
15437 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15438 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15439 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15440 (ix86_expand_args_builtin): Likewise.
15441 (ix86_expand_special_args_builtin): Likewise.
15443 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15444 (UNSPECV_RDTSC): Likewise.
15445 (UNSPECV_RDPMC): Likewise.
15446 (*bsr): Renamed to ...
15448 (*bsr_rex64): Renamed to ...
15451 (*rdpmc): Likewise.
15452 (*rdpmc_rex64): Likewise.
15454 (*rdtsc): Likewise.
15455 (*rdtsc_rex64): Likewise.
15456 (rdtscp): Likewise.
15457 (*rdtscp): Likewise.
15458 (*rdtscp_rex64): Likewise.
15460 * config/i386/ia32intrin.h: New.
15462 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15464 2009-06-16 Ian Lance Taylor <iant@google.com>
15466 * ira-build.c (copy_info_to_removed_store_destinations):
15467 Initialize parent_a.
15469 2009-06-16 Ian Lance Taylor <iant@google.com>
15471 * c-decl.c (grokdeclarator): Change size_varies to bool.
15473 2009-06-16 Ian Lance Taylor <iant@google.com>
15475 * sel-sched.c: Make forward declarations of move_op_hooks and
15476 fur_hooks explicitly extern.
15478 2009-06-16 Ian Lance Taylor <iant@google.com>
15480 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15481 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15483 2009-06-16 Ian Lance Taylor <iant@google.com>
15485 * resource.c (mark_referenced_resources): Change
15486 include_delayed_effects parameter to bool. Change all callers.
15487 (mark_end_of_function_resources): Likewise.
15488 * reorg.c (insn_references_resource_p): Likewise.
15489 (insn_sets_resource_p): Likewise.
15490 * resource.h (mark_referenced_resources): Update declaration.
15491 (mark_end_of_function_resources): Update declaration.
15493 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15495 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15497 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15499 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15500 GCC can bootstrap on AIX with GNU Binutils 2.20.
15502 2009-06-16 Ian Lance Taylor <iant@google.com>
15504 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15506 2009-06-16 Ian Lance Taylor <iant@google.com>
15508 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15509 inline, not extern inline.
15510 (exact_log2): Likewise.
15511 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15513 (exact_log2): Likewise, but don't test CTZ_HWI.
15515 2009-06-16 Ian Lance Taylor <iant@google.com>
15517 * bitmap.c (bitmap_clear): Don't declare as inline.
15518 * gimple.c (gimplify_assign): Likewise.
15519 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15520 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15521 (sched_scan_info): Remove duplicate definition.
15523 2009-06-16 Ian Lance Taylor <iant@google.com>
15525 * c-common.c (skip_evaluation): Don't define.
15526 (c_inhibit_evaluation_warnings): Define global variable.
15527 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15528 than skip_evaluation.
15529 (convert_and_check, warn_for_div_by_zero): Likewise.
15530 * c-common.h (skip_evaluation): Don't declare.
15531 (c_inhibit_evaluation_warnings): Declare.
15532 * c-parser.c (c_parser_typeof_specifier): Set
15533 c_inhibit_evaluation_warnings rather than skip_evaluation.
15534 (c_parser_conditional_expression): Likewise.
15535 (c_parser_binary_expression): Likewise.
15536 (c_parser_sizeof_expression): Likewise.
15537 (c_parser_alignof_expression): Likewise.
15538 * c-typeck.c (build_indirect_ref): Check
15539 c_inhibit_evaluation_warnings rather than skip_evaluation.
15540 (build_conditional_expr, build_binary_op): Likewise.
15542 2009-06-16 Richard Guenther <rguenther@suse.de>
15544 * tree-ssa-alias.c (is_escape_site): Remove.
15545 * tree-ssa-alias.h (enum escape_type): Remove.
15546 (is_escape_site): Likewise.
15547 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15548 via casts and asms without deferring to is_escape_site.
15550 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15552 PR middle-end/40446
15553 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15554 use gen_lowpart if op0 has complex mode.
15556 2009-06-16 Richard Guenther <rguenther@suse.de>
15558 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15559 variables add them to ESCAPED.
15560 (find_func_aliases): Do not make all indirectly stored values escaped.
15562 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15564 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15565 make_decl_one_only.
15567 2009-06-16 Martin Jambor <mjambor@suse.cz>
15569 PR tree-optimization/40432
15570 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15571 check whether we need to force gimple register operand.
15573 2009-06-16 Martin Jambor <mjambor@suse.cz>
15575 PR tree-optimization/40413
15576 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15577 build_ref_for_offset.
15578 (propagate_subacesses_accross_link): Fix a typo in a comment.
15580 2009-06-16 Ira Rosen <irar@il.ibm.com>
15582 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15583 with additional parameter.
15584 * tree-vectorizer.h (enum vect_def_type): Add new value
15586 (enum vect_relevant): Add comments.
15587 (vect_is_simple_reduction): Add new argument.
15588 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15589 Detect nested cycles.
15590 (vect_is_simple_reduction): Update documentation, add an argument to
15591 distinguish inner-loop reduction from nested cycle, detect nested
15592 cycles, fix printings and indentation, don't swap operands in case
15594 (get_initial_def_for_reduction): Handle subtraction.
15595 (vect_create_epilog_for_reduction): Add new argument to specify
15596 reduction variable.
15597 (vect_finalize_reduction): Handle subtraction, fix comments.
15598 (vectorizable_reduction): Handle nested cycles. In case of nested
15599 cycle keep track of the reduction variable position. Call
15600 vect_is_simple_reduction with additional parameter. Use original
15601 statement code in reduction epilogue for nested cycle. Call
15602 vect_create_epilog_for_reduction with additional parameter.
15603 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15604 inner-loop vectorization.
15605 (vect_recog_widen_sum_pattern): Likewise.
15606 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15608 (vect_mark_stmts_to_be_vectorized): Likewise.
15609 (vect_get_vec_def_for_operand): Handle nested cycles.
15611 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15613 * doc/invoke.texi (Debugging Options): Fix option index entries
15614 for -fdump-statistics, -frandom-seed add entries for
15615 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15616 (FRV Options): Fix entries for -mTLS, -mtls.
15617 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15618 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15619 (M68hc1x Options): Fix @itemx for -mnominmax.
15620 (MCore Options): Fix entry for -mno-lsim.
15621 (MMIX Options): Fix entry for -mabi=mmixware.
15622 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15624 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15626 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15627 Mention the plugin mode of gengtype.
15628 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15629 * gengtype.c: Updated copyright.
15630 (plugin_files, nb_plugin_files) Added new static variables.
15631 (measure_input_list) Care about plugin_files.
15632 (write_rtx_next): Added early return in plugin mode.
15633 (create_file): Updated copyright year in generated file. Added
15635 (oprintf): Added early return if NULL outf.
15636 (get_output_file_with_visibility): Care of plugin_files.
15637 (get_output_file_name): May return null.
15638 (write_local): Added early return.
15639 (put_mangled_filename): Ditto.
15640 (finish_root_table): Added check for base_files.
15641 (write_roots): Care about null when plugins.
15642 (main): Added plugin mode.
15644 2009-06-15 Ian Lance Taylor <iant@google.com>
15646 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15647 * gcov.c (read_count_file): Add braces around variables declared
15650 * c.opt (Wjump-misses-init): New warning.
15651 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15652 -Wall and -Wc++-compat if not already set.
15653 (c_common_post_options): Clear warn_jump_misses_init if it was not
15655 * c-decl.c (struct c_binding): Change type field to a union with
15656 new label field. Make it the first field in the struct. Update
15657 references to type to use u.type instead.
15658 (struct c_spot_bindings): Define.
15659 (struct c_goto_bindings): Define.
15660 (c_goto_bindings_p): Define, along with VECs.
15661 (struct c_label_vars): Define.
15662 (struct c_scope): Add has_label_bindings field.
15663 (bind_label, set_spot_bindings): New static functions.
15664 (decl_jump_unsafe, update_spot_bindings): New static functions.
15665 (update_label_decls): New static function.
15666 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15667 Update binding u.label field to shadowed field.
15668 (c_binding_start_stmt_expr): New function.
15669 (c_binding_end_stmt_expr): New function.
15670 (pushdecl): Don't call c_begin_vm_scope.
15671 (make_label): Add defining and p_label_vars parameters. Change
15673 (lookup_label): Correct test for whether a label has not yet been
15674 defined. Call bind_label rather than bind.
15675 (warn_about_goto): New static function.
15676 (lookup_label_for_goto): New function.
15677 (declare_label): Call bind_label rather than bind.
15678 (check_earlier_gotos): New static function.
15679 (define_label): Don't give errors about jumping into statement
15680 expressions or scopes of variably modified types. Call
15681 set_spot_bindings and check_earlier_gotos. Call bind_label
15682 instead of bind. Don't set label_context_stack_se or
15683 label_context_stack_vm.
15684 (c_get_switch_bindings): New function.
15685 (c_release_switch_bindings): New function.
15686 (c_check_switch_jump_warnings): New function.
15687 (start_function): Don't set label_context_stack_se or
15688 label_context_stack_vm.
15689 (finish_function): Likewise.
15690 * c-typeck.c (label_context_stack_se): Don't define.
15691 (label_context_stack_vm): Don't define.
15692 (c_finish_goto_label): Call lookup_label_for_goto rather than
15693 lookup_label. Don't give errors about jumping into a statement
15694 expression or the scope of a variably modified type. Don't set
15695 label_context_stack_se or label_context_stack_vm.
15696 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15697 fields. Add bindings field.
15698 (c_start_case): Don't set deleted fields. Set bindings field.
15699 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15700 or blocked_vm. Call c_check_switch_jump_warnings.
15701 (c_finish_case): Don't test blocked_stmt_expr field. Call
15702 c_release_switch_bindings.
15703 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15704 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15705 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15706 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15707 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15708 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15709 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15710 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15711 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15712 (C_DECL_UNJUMPABLE_VM): Don't define.
15713 (C_DECL_UNDEFINABLE_VM): Don't define.
15714 (struct c_label_list): Don't define.
15715 (struct c_label_context_se): Don't define.
15716 (struct c_label_context_vm): Don't define.
15717 (struct c_spot_bindings): Declare.
15718 (c_bindings_start_stmt_expr): Declare.
15719 (c_bindings_end_stmt_expr): Declare.
15720 (lookup_label_for_goto): Declare.
15721 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15722 (c_check_switch_jump_warnings): Declare.
15723 (label_context_stack_se, label_context_stack_vm): Don't declare.
15724 (c_finish_goto_label): Update declaration.
15725 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15726 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15727 (Warning Options): Document -Wjump-misses-init.
15729 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15731 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15734 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15736 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15738 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15740 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15742 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15744 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15746 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15748 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15749 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15750 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15751 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15752 * dwarf2asm.c (dw2_force_const_mem): Update call to
15753 make_decl_one_only.
15754 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15755 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15756 * langhooks.c (lhd_comdat_group): Remove.
15757 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15758 * tree.h (DECL_COMDAT_GROUP): New.
15759 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15760 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15761 (make_decl_one_only): Change signature.
15762 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15763 make_decl_one_only.
15764 (make_decl_one_only): Change signature.
15765 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15767 2009-06-15 Richard Guenther <rguenther@suse.de>
15769 PR middle-end/40439
15770 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15772 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15774 * tree-ssa-math-opts.c: Remove extra divide.
15776 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15778 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15780 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15782 * passes.c: Add bswap pass.
15783 * tree-pass.h: Add pass_optimize_bswap declaration.
15784 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15785 Include rtl.h, expr.h and optabs.h for optab_handler check.
15786 (struct symbolic_number, pass_optimize_bswap): New definition.
15787 (do_shift_rotate, verify_symbolic_number_p): New functions.
15788 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15789 (gate_optimize_bswap): New function.
15790 * tree.c (widest_int_cst_value): New function.
15791 * tree.h (widest_int_cst_value): Prototype added.
15793 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15795 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15796 REG_EQUAL/REG_EQUIV notes.
15798 2009-06-14 Richard Guenther <rguenther@suse.de>
15800 PR middle-end/40389
15801 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15802 has its address taken if NRV was applied and it is addressable.
15803 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15804 function split out from ...
15805 (get_constraint_for_1): ... here.
15806 (handle_rhs_call): Use it to mark the return slot escaped if
15807 it is addressable and NRV was applied.
15809 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15811 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15812 Change first argument type to location_t.
15813 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15814 Do not set input_location.
15815 Use loc instead of input_location throughout.
15817 2009-06-13 Richard Guenther <rguenther@suse.de>
15819 PR tree-optimization/40421
15820 * tree-predcom.c (should_unroll_loop_p): Remove.
15821 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15823 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15825 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15826 Add location argument.
15828 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15830 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15832 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15833 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15834 * config/spu/spu-protos.h: Add location to
15835 spu_resolve_overloaded_builtin.
15836 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15837 spu_build_builtin_va_list.
15838 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15839 argument. Pass location to build_function_call_vec.
15840 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15842 (emit_fpu_switch): Same.
15843 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15844 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15845 to build_decl and create_artificial_label.
15846 (xtensa_gimplify_va_arg_expr): Same.
15847 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15848 (xstormy16_gimplify_va_arg_expr): Same.
15849 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15850 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15851 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15852 (mips16_build_function_stub): Same.
15853 (mips16_build_call_stub): Same.
15855 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15858 * arm/constraints.md (Pa, Pb): New constraints.
15859 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15860 split pattern to deal with them.
15862 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15864 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15865 fix index entry for -Xpreprocessor.
15867 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15869 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15870 Add location argument to build_decl call.
15871 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15872 (rs6000_init_builtins): Same.
15873 (spe_init_builtins): Same.
15874 (rs6000_gimplify_va_arg): Add location argument to
15875 create_artificial_label call.
15877 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15879 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15880 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15881 * Makefile.in: Fix GGC dependency for gcse.o.
15883 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15885 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15886 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15887 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15889 * c-parser.c (c_parser_binary_expression): Use current column while
15890 building binary operations.
15891 * common.opt (fshow-column): Enable by default.
15892 * tree-vrp.c (check_array_ref): Use warning_at.
15893 (check_array_bounds): Use location from call back if expr has no
15895 * tree.h: Add location argument to maybe_fold_*.
15896 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15897 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15898 (maybe_fold_offset_to_component_ref): Same.
15899 (maybe_fold_offset_to_reference): Same.
15900 (maybe_fold_offset_to_address): Same.
15901 (maybe_fold_stmt_indirect): Same.
15902 (maybe_fold_stmt_addition): Same.
15903 (fold_stmt_r): Pass location to maybe_fold_*.
15904 (fold_gimple_assign): Same.
15905 * c-tree.h: Add location argument to finish_decl,
15906 default_function_array_conversion, store_init_value.
15907 * c-decl.c (define_label): Use error_at.
15908 (c_make_fname_decl): Pass location to finish_decl.
15909 (finish_decl): New location argument.
15910 (build_compound_literal): Pass location to store_init_value.
15911 (grokdeclarator): Pass location to finish_decl.
15913 * c-typeck.c (array_to_pointer_conversion): New location argument.
15914 (function_to_pointer_conversion): Same.
15915 (default_function_array_conversion): Same.
15916 (parser_build_unary_op): Pass location to overflow_warning.
15917 (parser_build_binary_op): Same. Use warning_at.
15918 (build_unary_op): Pass location to array_to_pointer_conversion.
15919 (build_c_cast): Pass location to digest_init.
15920 (build_modify_expr): New location argument.
15921 (convert_for_assignment): Same.
15922 (store_init_value): Same.
15923 (digest_init): Same.
15924 (output_init_element): Pass location to digest_init and
15925 array_to_pointer_conversion.
15926 (c_finish_return): Pass location to convert_for_assignment.
15927 * gimplify.c (gimplify_conversion): Pass location to
15928 maybe_fold_offset_to_address.
15929 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15930 to maybe_fold_stmt_addition.
15931 * c-omp.c (c_finish_omp_atomic): Pass new location to
15933 (c_finish_omp_for): Same.
15934 * c-common.c (overflow_warning): New argument.
15935 * c-common.h: New argument to build_modify_expr, overflow_warning.
15936 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15938 (c_parser_initializer): Pass location to
15939 default_function_array_conversion.
15940 (c_parser_initelt): Same.
15941 (c_parser_initval): Same.
15942 (c_parser_asm_operands): Same.
15943 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15944 (c_parser_conditional_expression): Same.
15945 (c_parser_binary_expression): Add location info to stack. Use it.
15946 (c_parser_unary_expression): Pass location to
15947 default_function_array_conversion, parser_build_unary_op,
15948 build_indirect_ref, c_parser_postfix_expression_after_primary.
15949 (c_parser_postfix_expression_after_primary): New location argument.
15951 (c_parser_expression_conv): Pass location to
15952 default_function_array_conversion.
15953 (c_parser_expr_list): Same.
15954 (c_parser_omp_atomic): Same.
15955 (c_parser_omp_for_loop): Same.
15956 * c-tree.h (struct c_declarator): Add comment to id_loc.
15957 (build_array_declarator): New argument.
15958 * c-decl.c (build_array_declarator): Add location argument.
15959 (grokdeclarator): Set id_loc for cdk_array.
15960 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15961 build_array_declarator.
15962 * tree.c (build_omp_clause): Add location argument.
15963 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15964 (OMP_CLAUSE_LOCATION): New macro.
15965 (struct tree_omp_clause): Add location field.
15966 (build_omp_clause): Add argument.
15967 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15969 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15970 (cp_parser_omp_clause_collapse): Same.
15971 (cp_parser_omp_clause_default): Same.
15972 (cp_parser_omp_clause_if): Same.
15973 (cp_parser_omp_clause_nowait): Same.
15974 (cp_parser_omp_clause_num_threads): Same.
15975 (cp_parser_omp_clause_ordered): Same.
15976 (cp_parser_omp_clause_schedule): Same.
15977 (cp_parser_omp_clause_untied): Same.
15978 (cp_parser_omp_for_loop): Same.
15979 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15980 * c-tree.h (c_start_case): Add location argument.
15981 (c_process_expr_stmt): Same.
15982 (c_finish_goto_*): Same.
15983 * tree-parloops.c (initialize_reductions): Pass location to
15985 (create_parallel_loop): Same.
15986 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15987 (gfc_trans_omp_reduction_list): Same.
15988 (gfc_trans_omp_clauses): Same.
15989 (gfc_trans_omp_do): Same.
15990 * c-typeck.c (c_finish_goto_label): Same.
15991 (c_finish_goto_ptr): New location argument.
15992 (c_start_case): Same.
15993 (emit_side_effect_warnings): Same.
15994 (c_process_expr_stmt): Same.
15995 (c_finish_stmt_expr): Same.
15996 (c_finish_omp_clauses): Use error_at instead of error.
15997 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15999 * c-omp.c (c_split_parallel_clauses): New location argument.
16000 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16001 to build_omp_clause.
16002 (convert_local_reference_stmt): Same.
16003 (convert_gimple_call): Same.
16004 * c-common.h (c_split_parallel_clauses): New argument.
16005 * c-parser.c (c_parser_statement_after_labels): Pass location to
16006 c_finish_goto_label.
16007 (c_parser_switch_statement): Pass location to c_start_case.
16008 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16009 and c_process_expr_stmt.
16010 (c_parser_omp_variable_list): Add location argument.
16011 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16012 (c_parser_omp_clause_default): Same.
16013 (c_parser_omp_clause_if): Same.
16014 (c_parser_omp_clause_num_threads): Same.
16015 (-c_parser_omp_clause_ordered): Same.
16016 (c_parser_omp_clause_reduction): Pass location to
16017 c_parser_omp_variable_list.
16018 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16019 (c_parser_omp_clause_untied): Same.
16020 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16021 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16023 * c-tree.h (check_for_loop_decls, undeclared_variable,
16024 build_component_ref, build_array_ref, build_external_ref,
16025 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16026 build_conditional_expr, build_compound_expr, c_cast_expr,
16027 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16028 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16030 * c-semantics.c (build_stmt): Same.
16031 (build_case_label): Same.
16032 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16033 (undeclared_variable): New argument.
16034 (make_label): Same.
16035 (lookup_label): Pass location on down.
16036 (define_label): Same.
16037 (finish_decl): Same.
16038 (build_compound_literal): Same.
16039 (finish_struct): Same.
16040 (finish_function): Do not set location here.
16041 (check_for_loop_decls): New argument.
16042 * tree.c (save_expr): Set location.
16043 (build_empty_stmt): New argument.
16044 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16045 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16046 * builtins.c (gimplify_va_arg_expr): Use locations.
16047 (expand_builtin_sync_operation): Same.
16048 * c-typeck.c (build_component_ref): New argument.
16049 (build_array_ref): Same.
16050 (build_external_ref): Same.
16051 (c_expr_sizeof_expr): Same.
16052 (c_expr_sizeof_type): Same.
16053 (parser_build_unary_op): Same.
16054 (build_conditional_expr): Same.
16055 (build_compound_expr): Pass location on down.
16056 (build_compound_expr): New argument.
16057 (build_c_cast): Same.
16058 (c_cast_expr): Same.
16059 (build_asm_expr): Same.
16060 (c_finish_return): Same.
16061 (c_process_expr_stmt): Pass location on down.
16062 (c_finish_stmt_expr): New argument.
16063 (push_clenaup): Same.
16064 (c_finish_omp_parallel): Same.
16065 (c_finish_omp_task): Same.
16066 * gimplify.c (gimplify_call_expr): Pass location on down.
16067 * c-omp.c (c_finish_omp_master): New argument.
16068 (c_finish_omp_critical): Same.
16069 (c_finish_omp_ordered): Same.
16070 (c_finish_omp_barrier): Same.
16071 (-c_finish_omp_taskwait): Same.
16072 (c_finish_omp_atomic): Same.
16073 (c_finish_omp_flush): Same.
16074 * tree-inline.c (copy_tree_body_r): Pass location on down.
16075 (inline_forbidden_p): Remove use of input_location.
16076 * c-gimplify.c (c_build_bind_expr): New argument.
16077 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16078 (c_sizeof_or_alignof_type): New argument.
16079 (c_alignof_expr): Same.
16080 (build_va_arg): Same.
16081 (c_add_case_label): Same.
16082 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16083 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16084 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16085 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16086 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16087 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16089 * stub-objc.c (objc_build_selector_expr): Same.
16090 (objc_build_throw_stmt): Same.
16091 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16092 (c_parser_initelt): Same.
16093 (c_parser_compound_statement): Same.
16094 (c_parser_compound_statement_nostart): Same.
16095 (c_parser_label): Same.
16096 (c_parser_statement_after_labels): Same.
16097 (c_parser_if_body): Same.
16098 (c_parser_else_body): Same.
16099 (c_parser_if_statement): Same.
16100 (c_parser_switch_statement): Same.
16101 (c_parser_while_statement): Same.
16102 (c_parser_do_statement): Same.
16103 (c_parser_for_statement): Same.
16104 (c_parser_asm_statement): Same.
16105 (c_parser_conditional_expression): Same.
16106 (c_parser_binary_expression): Same.
16107 (c_parser_cast_expression): Same.
16108 (c_parser_unary_expression): Same.
16109 (c_parser_sizeof_expression): Same.
16110 (c_parser_alignof_expression): Same.
16111 (c_parser_postfix_expression): Same.
16112 (c_parser_expression): Same.
16113 (c_parser_objc_receiver): Same.
16114 (c_parser_omp_variable_list): Same.
16115 (c_parser_omp_structured_block): Same.
16116 (c_parser_omp_atomic): New argument.
16117 (c_parser_omp_barrier): Same.
16118 (c_parser_omp_critical): Same.
16119 (c_parser_omp_flush): Pass location on down.
16120 (c_parser_omp_for_loop): New argument.
16121 (c_parser_omp_for): Same.
16122 (c_parser_omp_master): Same.
16123 (c_parser_omp_ordered): Same.
16124 (c_parser_omp_sections_scope): Same.
16125 (c_parser_omp_sections): Same.
16126 (c_parser_omp_parallel): Same.
16127 (c_parser_omp_single): Same.
16128 (c_parser_omp_task): Same.
16129 (c_parser_omp_taskwait): Pass location on down.
16130 (c_parser_omp_construct): Same.
16131 (c_parser_omp_threadprivate): Same.
16132 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16133 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16134 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16135 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16136 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16137 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16138 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16139 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16140 config/i386/i386.c, stmt.c:
16141 Add location argument to the following function definitions and/or
16142 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16143 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16144 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16145 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16146 do_case, c_finish_bc_stmt, build_compound_literal,
16147 build_function_call.
16148 * c-decl.c (build_compound_literal): Add location argument.
16149 Make all diagnostic calls use location.
16150 (start_struct): Same.
16151 (finish_struct): Same.
16152 (start_enum): Same.
16153 (build_enumerator): Same.
16154 (start_function): Same.
16155 (grokdeclarator): Make all diagnostic calls use location.
16156 (store_parm_decls_oldstyle): Same.
16157 * c-typeck.c (build_function_call): Add location argument.
16158 Make all diagnostic calls use location.
16160 (c_finish_bc_stmt): Same.
16161 * tree-nested.c (get_trampoline_type): Add argument.
16162 Pass location to build_decl.
16163 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16164 * rtl.h (RTL_LOCATION): New.
16165 * c-common.c (c_add_case_label): Add location argument.
16166 Make all diagnostic calls use location.
16167 * c-common.h: Add location argument to make_fname_decl, do_case,
16168 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16169 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16170 Set it appropriately for every case. Pass enum_loc to start_enum
16171 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16173 (c_parser_struct_or_union_specifier): Save location. Use it for
16174 start_struct, finish_struct, and parser_xref_tag.
16176 2009-06-12 Ian Lance Taylor <iant@google.com>
16178 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16180 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16181 cpp_opts->warn_cxx_operator_names.
16183 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16186 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16187 is returns NULL and OP is a VCE, look through the VCE.
16189 2009-06-12 Ian Lance Taylor <iant@google.com>
16192 * collect2.c (main): Use CONST_CAST2 in code inside #if
16193 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16195 2009-06-12 Joey Ye <joey.ye@intel.com>
16197 PR middle-end/39146
16198 * cfgexpand.c (get_decl_align_unit): Update
16199 max_used_stack_slot_alignment with align instead of
16200 stack_alignment_needed.
16202 * function.c (assign_stack_local_1): Update
16203 max_used_stack_slot_alignment with alignment_in_bits instead
16204 of stack_alignment_needed.
16205 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16208 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16210 * dwarf2out.c (last_var_location_insn): New variable.
16211 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16212 (dwarf2out_var_location): Don't record anything after last real
16213 insn. Only change labels if there were any real instructions
16214 in between last note and this one, or if changed sections.
16216 2009-06-11 Richard Henderson <rth@redhat.com>
16218 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16219 note when storing the frame pointer in a register.
16220 (FRP): Don't redefine to nothing for epilogue.
16221 (alpha_expand_epilogue): Mark register and sp restores.
16222 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16224 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16225 when gen_lowpart is needed.
16227 2009-06-11 Richard Henderson <rth@redhat.com>
16229 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16231 * dwarf2out.c (need_data_align_sf_opcode): New.
16232 (div_data_align): Move earlier.
16233 (def_cfa_1, reg_save): Use it.
16235 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16237 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16238 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16239 (ix86_handle_option): Handle OPT_mcrc32.
16240 (ix86_target_string): Add -mcrc32.
16241 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16243 * config/i386/i386.h (TARGET_CRC32): New.
16245 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16246 (sse4_2_crc32di): Likewise.
16248 * config/i386/i386.opt (mcrc32): New.
16250 * doc/invoke.texi: Document -mcrc32.
16252 2009-06-11 Richard Henderson <rth@redhat.com>
16254 * common.opt (gdwarf-): Accept a version number.
16255 * doc/invoke.texi (gdwarf-): Update docs.
16256 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16257 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16258 version level, and record it.
16260 * dwarf2.h (DW_CIE_VERSION): Remove.
16261 * dwarf2out.c (DWARF_VERSION): Remove.
16262 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16263 (output_call_frame_info): Use CIE version 3 for dwarf3,
16264 or if the return register column is out of range for version 1.
16265 (dwarf_stack_op_name): Add all dwarf3 values.
16266 (DEBUG_PUBTYPES_SECTION): New.
16267 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16268 encoding change for dwarf3.
16269 (output_die) [dw_val_class_die_ref]: Likewise.
16270 (output_compilation_unit_header): Emit correct version for dwarf3.
16271 (output_line_info): Likewise.
16272 (output_pubnames): Update for DWARF_VERSION removal.
16273 (output_aranges): Likewise.
16274 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16275 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16276 (dwarf2out_finish): Likewise.
16278 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16280 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16283 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16286 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16287 * builtins.c (expand_builtin_unreachable): New function.
16288 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16289 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16290 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16292 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16293 searching for missing barriers.
16295 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16297 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16298 when -fprofile-generate* was passed.
16299 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16301 2009-06-11 Anthony Green <green@moxielogic.com>
16303 * config/moxie/moxie.md: Define length attribute for all instructions.
16305 (*b<cond:code>): Support limited branch ranges for new PC-relative
16306 branch instructions.
16307 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16309 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16311 * config/i386/i386.c (min_insn_size): Use get_attr_length
16312 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16313 For __asm return 0.
16315 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16316 instead of emit_insn_before.
16318 2009-06-10 Ian Lance Taylor <iant@google.com>
16321 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16324 2009-06-10 Revital Eres <eres@il.ibm.com>
16326 * passes.c (init_optimization_passes): Reschedule
16327 predictive-commoning pass before complete unroll pass.
16329 2009-06-10 Martin Jambor <mjambor@suse.cz>
16331 * cgraph.c (cgraph_node_can_be_local_p): New function.
16332 (cgraph_make_node_local): New function.
16333 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16334 (cgraph_make_node_local): Declare.
16336 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16338 * tree.h (tree_base): Add packed_flag and user_align fields.
16339 Decrease size of spare field.
16340 (TYPE_USER_ALIGN): Use user_align from tree_base.
16341 (DECL_USER_ALIGN): Likewise.
16342 (TYPE_PACKED): Use packed_flag from tree_base.
16343 (DECL_PACKED): Likewise.
16344 (tree_type): Delete packed_flag and user_align fields. Widen
16345 precision field. Widen mode field and shuffle fields to align
16346 mode on an 8-bit boundary.
16347 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16348 Renumber decl_flag_* fields. Fix comments. Widen
16349 decl_common_unused field.
16350 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16351 (DECL_EXTERNAL): Likewise.
16352 (DECL_BIT_FIELD): Likewise.
16353 (DECL_NONADDRESSABLE_P): Likewise.
16354 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16355 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16357 2009-06-10 Ian Lance Taylor <iant@google.com>
16359 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16360 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16361 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16362 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16363 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16364 DEF_VEC_ALLOC_FUNC_P.
16365 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16366 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16367 DEF_VEC_ALLOC_FUNC_O.
16368 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16369 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16370 DEF_VEC_ALLOC_FUNC_I.
16371 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16372 (vec_stack_p_reserve_exact_1): Declare.
16373 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16374 (vec_stack_free): Declare.
16375 (VEC_stack_alloc): Define.
16376 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16377 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16378 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16379 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16381 (stack_vecs): New static variable.
16382 (vec_stack_p_reserve_exact_1): New function.
16383 (vec_stack_o_reserve_1): New static function.
16384 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16385 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16386 (vec_stack_free): New function.
16387 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16388 (VEC_df_ref_stack_alloc): Define.
16389 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16390 DEF_VEC_ALLOC_P_STACK.
16391 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16392 (struct df_collection_rec): Change _vec fields to VEC. Remove
16394 (df_free_collection_rec): Adjust for new fields.
16395 (df_insn_rescan): Use new df_collection_rec fields.
16396 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16397 (df_ref_create_structure, df_ref_record): Likewise.
16398 (df_get_conditional_uses, df_get_call_refs): Likewise.
16399 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16400 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16401 (df_record_exit_block_uses, df_bb_verify): Likewise.
16402 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16403 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16404 Remove count parameter. Change return type to void. Change all
16406 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16407 Remove count parameter. Change return type to void. Change all
16409 (df_install_refs): Change old_vec parameter to VEC. Remove count
16410 parameter. Change all callers.
16411 (df_install_mws): Change old_vec parameter to VEC. Remove count
16412 parameter. Change all callers.
16413 (df_refs_verify): Change new_rec parameter to VEC. Change call
16415 (df_mws_verify): Likewise.
16417 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16419 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16421 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16423 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16425 2009-06-10 Anthony Green <green@moxielogic.com>
16427 * config/moxie/crti.asm: New file.
16428 * config/moxie/crtn.asm: New file.
16429 * config/moxie/moxie.c: New file.
16430 * config/moxie/moxie.h: New file.
16431 * config/moxie/sfp-machine.h: New file.
16432 * config/moxie/moxie-protos.h: New file.
16433 * config/moxie/t-moxie: Created.
16434 * config/moxie/t-moxie-softfp: Created.
16435 * config/moxie/moxie.md: Created.
16436 * config/moxie/constraints.md: Created.
16437 * config.gcc: Add moxie support.
16438 * doc/md.texi (Machine Constraints): Add moxie constraints.
16439 * doc/contrib.texi (Contributors): Mention moxie port.
16440 * doc/install.texi (Specific): Mention the moxie port.
16442 2009-06-09 Ian Lance Taylor <iant@google.com>
16444 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16445 compiling with C++.
16446 * optabs.c (optab_table): Only use designated initializers if
16447 HAVE_DESIGNATED_INITIALIZERS is defined.
16448 (convert_optab_table): Likewise.
16449 (init_optabs): Always call init_insn_codes if
16450 HAVE_DESIGNATED_INITIALIZERS is not defined.
16452 2009-06-09 Ian Lance Taylor <iant@google.com>
16454 * targhooks.c (default_builtin_vectorized_function): Change fn
16455 parameter to unsigned int.
16456 (default_builtin_vectorized_conversion): Change code parameter to
16458 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16459 * targhooks.h: Update declarations.
16460 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16461 parameter to unsigned int.
16463 * c-typeck.c (comptypes_check_enum_int): New static function.
16464 (comptypes_internal): Add enum_and_int_p parameter. Change all
16466 (comp_target_types): Add location parameter. Change all callers.
16467 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16468 Change all callers.
16469 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16470 (build_conditional_expr): Add colon_loc parameter. Change all
16472 (convert_for_assignment): Add location parameter. Change all callers.
16473 * c-parser.c (c_parser_conditional_expression): Pass location of
16474 colon to build_conditional_expr.
16475 * c-tree.h (build_conditional_expr): Update declaration.
16477 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16479 * graphite.c: Revert previous patch.
16481 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16484 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16486 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16488 * tree-ssa-loop-prefetch.c
16489 (loop_prefetch_arrays): Fixed a portability problem in printf format
16492 2009-06-09 Martin Jambor <mjambor@suse.cz>
16494 PR tree-optimization/40351
16495 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16496 refrence to a potential artifical subaccess can be constructed.
16498 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16500 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16501 (sh_override_options): Likewise.
16502 * config/sh/sh.c: Include params.h.
16503 (sh_optimization_options): New.
16504 (sh_override_options): Likewise.
16505 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16506 (OVERRIDE_OPTIONS): Use sh_override_options.
16508 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16510 * dwarf2out.c (emit_cfa_remember): New variable.
16511 (add_fde_cfi): If emit_cfa_remember, recurse to add
16512 DW_CFA_remember_state first.
16513 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16514 instead just set emit_cfa_remember.
16516 2009-06-08 Jan Hubicka <jh@suse.cz>
16519 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16521 2009-06-08 Jan Hubicka <jh@suse.cz>
16523 PR middle-end/39834
16524 * cgraphunit.c (save_inline_function_body): Do not copy transform
16525 hooks for saved inline bodies.
16526 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16527 for given function.
16529 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16531 * jump.c (returnjump_p): Handle delayed branches. Add missing
16534 2009-06-08 Jan Hubicka <jh@suse.cz>
16536 PR middle-end/40102
16537 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16538 original node might've been modified.
16539 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16541 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16543 * tree-object-size.c (addr_object_size): Add OSI argument.
16544 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16545 (compute_builtin_object_size, expr_object_size): Adjust callers.
16546 (plus_stmt_object_size): Call addr_object_size instead of
16547 compute_builtin_object_size.
16549 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16550 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16552 * tree-ssa-loop-prefetch.c
16553 (gather_memory_references): Introduced a counter for the number of
16555 (anything_to_prefetch_p): Introduced a counter for the number of
16557 (is_loop_prefetching_profitable): New function with a cost model
16559 (loop_prefetch_arrays): Use the new cost model to determine if
16560 prefetching is profitable.
16561 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16562 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16563 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16564 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16565 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16566 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16568 2009-06-08 Michael Matz <matz@suse.de>
16571 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16572 partitions use the same.
16573 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16574 for basevars of SSA_NAMEs.
16575 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16576 to not expand them twice.
16577 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16580 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16582 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16583 (fdump-final-insns=, gtoggle): New.
16584 * doc/invoke.texi: Document them.
16585 * final.c (rest_of_clean_state): Dump final insn stream.
16586 * gcc.c (invoke_as): Hook in -fcompare-debug.
16587 (static_spec_functions): Add compare-debug-dump-opt,
16588 compare-debug-self-opt and compare-debug-auxbase-opt.
16589 (compare_debug, compare_debug_second, compare_debug_opt): New.
16590 (switches_debug_check, n_switches_debug_check): New.
16591 (debug_auxbase_opt, debug_check_temp_file): New.
16592 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16594 (do_self_spec): Handle arguments after switches.
16595 (do_spec_1): Add .gk extension to temp file basenames for compare.
16596 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16597 (cc1_options): Use it instead of normal auxbase computation for
16598 the second compare-debug compilation.
16599 (compare_files): New.
16600 (main): Set up and implement compare debug mode.
16601 (compare_debug_dump_opt_spec_function): New.
16602 (compare_debug_self_opt_spec_function): New.
16603 (compare_debug_auxbase_opt_spec_function): New.
16604 * toplev.c (process_options): Handle flag_gtoggle,
16605 flag_dump_final_insns.
16606 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16607 during -fcompare-debug-second compilation.
16609 2009-06-07 Ian Lance Taylor <iant@google.com>
16611 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16612 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16614 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16615 with no default node. Change warning with %H to warning_at.
16616 Don't clear warn_switch around case checking.
16617 * doc/invoke.texi (Warning Options): Clarify distinction between
16618 -Wswitch and -Wswitch-enum.
16620 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16622 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16624 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16626 * gbl-ctors.h: Add header guard.
16628 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16630 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16631 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16632 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16633 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16634 prototypes for removed functions.
16635 (expressions_equal_p): Move to ...
16636 * tree-ssa-sccvn.h: ... here and ...
16637 * matrix-reorg.c: ... adjust includes.
16639 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16641 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16643 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16645 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16646 (finish_function): Remove erroneous whitespace.
16648 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16650 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16651 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16653 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16655 * errors.c (internal_error): Commentary typo fix.
16656 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16657 * tree-ssa-pre.c: Ditto.
16659 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16661 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16662 them is supposed to hold actual statements.
16664 2009-06-06 Ian Lance Taylor <iant@google.com>
16666 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16667 empty statements can now have attributes.
16669 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16671 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16672 * config/mips/mips.md: Ditto.
16674 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16676 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16678 (__eabi_uconvert): Likewise.
16680 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16682 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16683 CFI_* definitions with IN_GCC.
16685 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16687 * xcoffout.h (xcoffout_source_line): Update prototype.
16689 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16691 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16692 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16694 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16696 PR middle-end/40340
16697 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16698 inlined_function_outer_scope_p blocks for artificial inlines
16700 * tree.c (tree_nonartificial_location): Rewrite using
16701 block_nonartificial_location.
16703 2009-06-05 Revital Eres <eres@il.ibm.com>
16704 Leehod Baruch <leehod@il.ibm.com>
16706 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16707 (expand_expr_real_1): Remove comment.
16708 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16709 Vectorize misaligned access when the target supports it.
16710 (vect_supportable_dr_alignment): Check for unaligned access support.
16711 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16714 2009-06-05 Julian Brown <julian@codesourcery.com>
16716 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16717 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16719 2009-06-05 Richard Guenther <rguenther@suse.de>
16722 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16723 as possibly unused.
16725 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16727 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16728 (save_gprs): Don't tell unwinder when a global register is saved.
16729 (s390_emit_epilogue): Emit needed epilogue unwind info.
16731 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16733 * dwarf2out.c (deferred_asm_name): New.
16734 (add_name_and_src_coords_attributes): Defer creation of
16735 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16737 (move_linkage_attr): New.
16738 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16741 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16743 * tree-nested.c (finalize_nesting_tree_1): Declare the
16744 frame_decl in the binding tree.
16746 2009-06-04 Cary Coutant <ccoutant@google.com>
16748 * basic-block.h (struct basic_block_def): Add discriminator field.
16749 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16751 * debug.c (do_nothing_debug_hooks): Add additional entry.
16752 (debug_nothing_int_charstar_int): New function.
16753 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16754 (debug_nothing_int_charstar_int): New declaration.
16755 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16756 discriminator value in .loc directive.
16757 * final.c (last_discriminator): New variable.
16758 (discriminator): New variable.
16759 (final_start_function): Initialize above variables, pass current
16760 discriminator to debug hook.
16761 (notice_source_line): Check for discriminator change.
16762 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16763 * sdbout.c (sdbout_source_line): New parameter.
16764 * tree-cfg.c (struct locus_discrim_map): New structure type.
16765 (discriminator_per_locus): New hash table.
16766 (build_gimple_cfg): Allocate and free discriminator hash table.
16767 (make_edges): Call assign_discriminator.
16768 (locus_map_hash): New function.
16769 (locus_map_eq): New function.
16770 (next_discriminator_for_locus): New function.
16771 (same_line_p): New function.
16772 (assign_discriminator): New function.
16773 (make_cond_expr_edges): Call assign_discriminator.
16774 (make_gimple_switch_edges): Likewise.
16775 (first_non_label_stmt): New function.
16776 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16778 * xcoffout.c (xcoffout_source_line): Add new parameter.
16780 * configure.ac (gcc_cv_as_discriminator): New configury check for
16781 gas support for discriminator.
16782 * configure: Regenerate.
16783 * config.in: Regenerate.
16785 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16787 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16788 val after checking for integers.
16790 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16792 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16794 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16795 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16796 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16797 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16798 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16799 X64_SSE_REGPARM_MAX.
16800 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16801 X64_SSE_REGPARM_MAX.
16803 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16805 * gcc.c (report_times_to_file): New.
16806 (execute): Implement it.
16807 (process_command): Support -time=.
16808 * doc/invoke.texi: Document it.
16810 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16812 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16813 that have value exprs.
16815 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16817 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16818 declarations for constants until...
16819 (dw2_output_indirect_constant_1): ... this point.
16821 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16824 * arm.md (arm_addsi3): Don't try to split an add with an
16825 eliminable register until after reload has completed.
16827 2009-06-03 Ian Lance Taylor <iant@google.com>
16829 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16830 * genattrtab.c (write_length_unit_log): Likewise.
16831 * genchecksum.c (dosum): Likewise.
16832 * gengtype.c (write_rtx_next): Likewise.
16833 (finish_root_table, write_roots): Likewise.
16834 * gimple.c (gimple_ops_offset_): Likewise.
16835 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16836 * config/arc/arc.c (arc_attribute_table): Likewise.
16837 * config/arm/arm.c (arm_attribute_table): Likewise.
16838 * config/avr/avr.c (avr_attribute_table): Likewise.
16839 * config/crx/crx.c (crx_attribute_table): Likewise.
16840 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16841 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16842 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16843 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16844 * config/sh/sh.c (sh_attribute_table): Likewise.
16845 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16846 * config/spu/spu.c (spu_attribute_table): Likewise.
16847 * config/v850/v850.c (v850_attribute_table): Likewise.
16849 * config/alpha/alpha.c (vms_attribute_table): Make static.
16850 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16851 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16852 * config/mips/mips.c (mips_attribute_table): Likewise.
16854 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16856 (cc1-checksum.o): Likewise.
16858 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16860 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16862 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16864 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16865 insn if it is changing sp. Use gen_add3_insn instead of
16866 conditionally gen_addsi3 and gen_adddi3.
16867 (offset_below_red_zone_p): New static inline function.
16868 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16869 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16870 * config/rs6000/ppc-asm.h: Include auto-host.h.
16871 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16872 CFI_RESTORE): Define.
16873 * config/rs6000/crtresxgpr.asm: Add unwind info.
16874 * config/rs6000/crtresxfpr.asm: Likewise.
16875 * config/rs6000/crtresgpr.asm: Likewise.
16876 * config/rs6000/crtresfpr.asm: Likewise.
16877 * config/rs6000/crtsavgpr.asm: Likewise.
16878 * config/rs6000/crtsavfpr.asm: Likewise.
16880 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16881 argument of DWARF2_FRAME_REG_OUT macros.
16883 2009-06-03 Julian Brown <julian@codesourcery.com>
16885 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16886 words or less (including TImode) in core registers.
16888 2009-06-03 Richard Guenther <rguenther@suse.de>
16890 PR middle-end/40328
16891 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16893 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16895 * statistics.c (statistics_counter_event): Do not record event
16896 in pass dump if its number == -1.
16897 (curr_statistics_hash): Add assert that we never get passes
16898 with static number == -1.
16900 2009-06-03 Richard Guenther <rguenther@suse.de>
16901 Andrey Belevantsev <abel@ispras.ru>
16903 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16904 non-BLKmode arrays addressable.
16906 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16908 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16909 * config/m68k/m68k.h: ... here.
16911 2009-06-03 Martin Jambor <mjambor@suse.cz>
16913 PR tree-optimization/40323
16914 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16917 2009-06-03 Richard Guenther <rguenther@suse.de>
16919 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16922 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16924 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16925 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16926 JUMP_TABLE_DATA_P where applicable.
16927 * config/sh/sh.c: Ditto.
16928 * config/sh/sh.h: Ditto.
16929 * config/sh/sh.md: Ditto.
16930 * config/sh/symbian.c: Ditto.
16932 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16934 * config/i386/driver-i386.c (describe_cache): Optimize
16935 concatenation of strings. Use snprintf instead of sprintf.
16936 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16937 target when not compiling with GCC.
16939 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16941 * config/sh/sh.c: Revert last change.
16942 (sh_expand_epilogue): Emit a blockage insn before the frame
16943 pointer adjustment unconditionally.
16945 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16947 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16948 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16949 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16950 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16951 to COLLECT_GCC_OPTIONS.
16953 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16955 * collect2.c (target_system_root): New variable.
16956 (main): Handle --sysroot=.
16957 (ignore_library): Strip the sysroot from the library path.
16959 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16961 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16962 (collect2.o): Depend on collect2-aix.h.
16963 (collect2-aix.o): New rule.
16964 * collect2-aix.h: New file.
16965 * collect2-aix.c: Likewise.
16966 * collect2.c: Include collect2-aix.h. Don't undefine
16967 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16968 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16969 Use TARGET_AIX_VERSION instead of _AIX51.
16970 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16971 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16972 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16973 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16974 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16976 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16978 * collect2.c (ignore_library): Avoid premature post-increment
16979 and null deference.
16981 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16983 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16984 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16985 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16986 CROSS_DIRECTORY_STRUCTURE too.
16987 (LINK_LIBG_SPEC): Likewise.
16988 (LIB_SPEC): Add %R to sysroot paths.
16989 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16990 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16991 * config/rs6000/aix51.h: As for aix43.h.
16992 * config/rs6000/aix52.h: Likewise.
16993 * config/rs6000/aix53.h: Likewise.
16994 * config/rs6000/aix61.h: Likewise.
16995 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16996 to the beginning of sysroot paths.
16998 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17000 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17001 INSN_LISTs that are out of the REG_NOTE range.
17003 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17005 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17006 (struct var_to_expand): Likewise.
17007 (struct opt_info): Add head and tail for linked lists of the above.
17008 (analyze_insn_to_expand_var): Initialize next.
17009 (analyze_iv_to_split_insn): Likewise.
17010 (analyze_insns_in_loop): Create linked lists.
17011 (allocate_basic_variable): Simplify for use without hash table.
17012 (insert_var_expansion_initialization): Likewise, make it type-safer.
17013 (combine_var_copies_in_loop_exit): Likewise.
17014 (apply_opt_in_copies): Walk lists rather than hash tables.
17015 (release_var_copies): Simplified and inlined by hand into...
17016 (free_opt_info): ... this function.
17018 2009-06-02 Richard Guenther <rguenther@suse.de>
17020 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17023 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17025 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17026 only for builtins that are not overridden.
17028 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17030 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17033 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17035 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17037 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17039 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17041 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17043 * common.opt (fdump-unnumbered-links): New.
17044 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17045 * print-rtl.c (flag_dump_unnumbered_links): New.
17046 (print_rtx): Test it.
17048 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17050 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17051 push/pop multiple to 8-byte alignment.
17053 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17055 * config/i386/i386.c (queued_cfa_restores): New static variable.
17056 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17058 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17059 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17060 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17061 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17062 note unconditionally.
17063 (ix86_emit_restore_regs_using_mov): Likewise.
17064 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17065 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17066 it through to ix86_emit_restore_reg_using_pop.
17067 (ix86_emit_leave): Add RED_OFFSET argument. Call
17068 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17069 instead of adding REG_CFA_OFFSET note unconditionally.
17070 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17071 the above functions. Call ix86_add_queued_cfa_restore_notes when
17074 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17075 force output of the label even for dwarf2out_do_cfi_asm.
17076 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17077 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17078 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17080 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17081 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17082 dwarf2out_cfi_label callers.
17083 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17084 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17085 Adjust dwarf2out_cfi_label callers.
17086 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17088 * config/i386/i386.h (struct machine_cfa_state,
17089 struct machine_function): Guard with ifndef USED_FOR_TARGET
17090 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17093 * emutls.c (__emutls_get_address): Change arr->size to mean number
17094 of allocated arr->data entries instead of # of slots + 1.
17096 PR middle-end/40316
17097 * recog.c (peep2_reinit_state): New function.
17098 (peephole2_init_state): Use it at the end of a basic block and also
17099 when seeing a RTX_FRAME_RELATED_P insn.
17101 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17103 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17104 fixuns_truncrfdi2): New.
17105 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17106 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17107 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17108 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17109 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17110 *recip_approx): Remove.
17111 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17112 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17113 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17115 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17118 2009-06-01 Ian Lance Taylor <iant@google.com>
17120 * attribs.c (register_attribute): Use CONST_CAST.
17121 * collect2.c (main): Use CONST_CAST2.
17122 (scan_prog_file): Likewise.
17123 * gcc.c (process_command, main): Likewise.
17124 * toplev.c (toplev_main): Likewise.
17126 * c-typeck.c (handle_warn_cast_qual): New static function,
17127 partially broken out of build_c_cast.
17128 (build_c_cast): Call handle_warn_cast_qual.
17129 * doc/invoke.texi (Warning Options): Document new effect of
17132 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17134 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17135 (diagnostic_report_current_module): Print columns.
17136 * common.opt (flag_show_column): Enable by default.
17138 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17140 * alias.c (find_base_term): Check for NULL term before returning.
17142 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17144 Revert due to PR40320:
17145 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17146 * calls.c (emit_library_call_value_1): Don't force_operand for move
17149 2009-06-01 Olivier Hainque <hainque@adacore.com>
17150 Eric Botcazou <ebotcazou@adacore.com>
17152 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17153 to be processed as a bitfield for constructor output purposes.
17154 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17156 * varasm.c (oc_local_state): New type, output_constructor
17157 local state to support communication with helpers.
17158 (oc_outer_state): New type, output_constructor outer state of
17159 relevance in recursive calls.
17160 (output_constructor_array_range): New output_constructor helper,
17161 extracted code for an array range element.
17162 (output_constructor_regular_field): New output_constructor helper,
17163 extracted code for an element that is not a bitfield.
17164 (output_constructor_bitfield): New output_constructor helper,
17165 extracted code for a bitfield element. Accept an OUTER state
17166 argument for recursive processing. Recurse on record or array
17167 CONSTRUCTOR values, possibly past noop conversions.
17168 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17169 VALUE is a valid constant-valued expression for use in a static
17170 bit-field initializer.
17171 (output_constructor): Rework to use helpers. Accept and honor an
17172 OUTER state argument for recursive calls. Return total size. Be
17173 prepared for nested constructors initializing bitfields.
17174 (output_constant): Feed OUTER in calls to output_constructor.
17176 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17178 * calls.c (emit_library_call_value_1): Don't force_operand for move
17181 2009-06-01 Nick Clifton <nickc@redhat.com>
17183 * doc/invoke.texi (IA-64 Options): Fix typo.
17185 2009-06-01 Ira Rosen <irar@il.ibm.com>
17187 PR tree-optimization/39129
17188 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17190 (vect_do_peeling_for_loop_bound): Use
17191 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17192 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17193 (vect_loop_versioning): Likewise.
17194 (vect_create_cond_for_alias_checks): Fix indentation.
17195 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17197 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17198 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17199 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17200 "control flow in loop".
17201 (vect_estimate_min_profitable_iters): Use
17202 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17203 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17204 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17205 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17206 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17207 statement belongs to a group of strided accesses with the exact code
17209 (vectorizable_load): Likewise.
17210 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17211 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17213 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17215 * config/freebsd-stdint.h: New file.
17216 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17217 Add freebsd-stdint.h to tm_file.
17219 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17221 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17222 (thumb2_extendhidi2): Likewise.
17224 2009-05-31 Ian Lance Taylor <iant@google.com>
17226 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17228 2009-05-31 Ian Lance Taylor <iant@google.com>
17230 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17231 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17232 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17234 2009-05-31 Jason Merrill <jason@redhat.com>
17236 * tree-pretty-print.c (print_call_name): Take the callee, not the
17237 call itself. Make non-static. Use dump_function_name for functions.
17238 (dump_generic_node): Adjust.
17239 * diagnostic.h: Declare print_call_name.
17240 * gimple-pretty-print.c (dump_gimple_call): Use it.
17242 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17244 * config/sh/sh.md (ashldi3_std): New define_expand.
17247 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17250 * config/sh/sh.c: Include debug.h.
17251 (sh_expand_epilogue): Emit a blockage insn before the frame
17252 pointer adjustment also when dwarf2out_do_frame returns true.
17254 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17256 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17257 (thumb2_extendqidi2): New pattern.
17259 2009-05-31 Ira Rosen <irar@il.ibm.com>
17261 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17262 mark phis for renaming.
17263 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17264 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17265 Call mark_sym_for_renaming.
17266 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17267 * tree-vect-loop.c (vect_transform_loop): Remove
17268 vect_memsyms_to_rename initialization and a call to
17269 mark_set_for_renaming.
17271 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17273 PR middle-end/40304
17274 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17275 frame related even if !set_cfa && style < 0.
17277 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17279 * config/i386/mingw-tls.c: New file.
17280 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17281 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17282 defining _WIN32 but not __CYGWIN__.
17284 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17286 * configure.ac: Add MPC support.
17288 * config.in, configure: Regenerate.
17290 2009-05-29 Richard Henderson <rth@redhat.com>
17292 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17293 NOTE_INSN_BASIC_BLOCK.
17294 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17295 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17296 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17298 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17300 (add_cfi): Disable check redefining cfa away from drap.
17301 (lookup_cfa_1): Add remember argument; handle remember/restore.
17302 (lookup_cfa): Pass remember argument.
17303 (cfa_remember): New.
17304 (compute_barrier_args_size_1): Remove sibcall check.
17305 (dwarf2out_frame_debug_def_cfa): New.
17306 (dwarf2out_frame_debug_adjust_cfa): New.
17307 (dwarf2out_frame_debug_cfa_offset): New.
17308 (dwarf2out_frame_debug_cfa_register): New.
17309 (dwarf2out_frame_debug_cfa_restore): New.
17310 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17311 (dwarf2out_begin_epilogue): New.
17312 (dwarf2out_frame_debug_restore_state): New.
17313 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17314 DW_CFA_restore_state.
17315 (output_cfi_directive): Likewise.
17316 (convert_cfa_to_fb_loc_list): Likewise.
17317 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17318 * dwarf2out.h: Update.
17319 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17320 (copy_insn_1): Early out for null.
17321 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17322 and dwarf2out_frame_debug_restore_state.
17323 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17324 (prologue_insn_hash, epilogue_insn_hash): New.
17325 (free_after_compilation): Adjust freeing accordingly.
17326 (record_insns): Create hash table if needed; push insns into
17327 hash instead of array.
17328 (maybe_copy_epilogue_insn): New.
17329 (contains): Search hash table instead of array.
17330 (sibcall_epilogue_contains): Remove.
17331 (thread_prologue_and_epilogue_insns): Split eh_return insns
17332 and mark them as epilogues.
17333 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17334 scanning in terms of basic blocks.
17335 * insn-notes.def (CFA_RESTORE_STATE): New.
17336 * jump.c (returnjump_p_1): Accept EH_RETURN.
17337 (eh_returnjump_p_1, eh_returnjump_p): New.
17338 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17339 CFA_REGISTER, CFA_RESTORE): New.
17340 * rtl.def (EH_RETURN): New.
17341 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17343 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17344 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17346 * config/i386/i386.c (gen_push): Update cfa state.
17347 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17348 add a CFA_ADJUST_CFA note.
17349 (ix86_dwarf_handle_frame_unspec): Remove.
17350 (ix86_expand_prologue): Update cfa state.
17351 (ix86_emit_restore_reg_using_pop): New.
17352 (ix86_emit_restore_regs_using_pop): New.
17353 (ix86_emit_leave): New.
17354 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17355 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17356 * config/i386/i386.h (struct machine_cfa_state): New.
17357 (ix86_cfa_state): New.
17358 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17359 (eh_return_internal): Merge from eh_return_<mode>,
17360 use eh_return rtx, split w/ epilogue.
17362 2009-05-29 Ian Lance Taylor <iant@google.com>
17364 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17366 * calls.c (emit_library_call_value_1): Likewise.
17368 * c-typeck.c (c_build_va_arg): New function.
17369 * c-tree.h (c_build_va_arg): Declare.
17370 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17371 instead of build_va_arg.
17373 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17375 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17376 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17377 (ptr_difference_cost): Use affine combinations to compute it.
17378 (difference_cost): Likewise.
17379 (get_computation_cost_at): Compute more accurate cost for addresses
17380 if the ratio is a multiplier allowed in addresses.
17381 For non-addresses, consider that an additional offset or symbol is
17384 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17386 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17387 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17389 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17390 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17391 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17393 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17394 to 1 for TYPE_SSE{IADD1,CVT1}.
17395 (prefix_vex_imm8): Removed.
17396 (length_vex): Only pass 1 as second argument to
17397 ix86_attr_length_vex_default if prefix_extra is 0.
17398 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17399 (length): For prefix vex computation use length_immediate
17400 attribute instead of prefix_vex_imm8.
17401 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17402 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17403 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17404 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17405 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17406 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17407 a space in between the operands.
17408 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17409 if one operand is 0xff and the other one si, di, bp or sp.
17410 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17411 other one si, di, bp or sp.
17412 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17413 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17414 type and mode attributes.
17415 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17416 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17417 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17418 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17419 prefix_data16 attribute iff MODE_DF.
17420 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17421 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17422 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17423 constm128_operand in length_immediate computation.
17424 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17425 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17426 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17427 length_immediate attribute to 1.
17428 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17429 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17430 for certain alternatives.
17431 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17432 prefix_data16 attribute if MODE_V1DF.
17433 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17434 length_immediate to 1.
17435 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17436 length_address to 4, set mode attribute to MODE_DI.
17437 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17438 (fxam<mode>2_i387): Set length attribute to 4.
17439 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17440 *prefetch_3dnow_rex): Override length_address attribute.
17441 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17443 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17444 (constm128_operand): Removed.
17445 * config/i386/i386.c (memory_address_length): For
17446 disp && !index && !base in 64-bit mode account for SIB byte if
17447 print_operand_address can't optimize disp32 into disp32(%rip)
17448 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17449 for fs: or gs: segment.
17450 (ix86_attr_length_immediate_default): When checking if shortform
17451 is possible, truncate immediate to the length of the non-shortened
17453 (ix86_attr_length_address_default): Ignore MEM_P operands
17455 (ix86_attr_length_vex_default): Only check for DImode on
17456 GENERAL_REG_P operands.
17457 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17458 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17459 (sse_cvttps2pi): Clear prefix_rep attribute.
17460 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17462 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17463 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17464 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17465 iff operand 2 is const_int_operand.
17466 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17467 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17468 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17470 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17472 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17473 prefix_data16 attribute for movlpd and movhpd instructions.
17474 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17475 length_immediate for shufpd instruction.
17476 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17477 (avx_cmpp<avxmodesuffixf2c><mode>3,
17478 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17479 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17480 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17481 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17482 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17483 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17484 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17485 prefix_data16 attribute for the first alternative to 1.
17486 (*avx_loadlps): Override length_immediate for the first alternative.
17487 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17488 attributes for second alternative.
17489 (*vec_concatv2sf_sse4_1): Override length_immediate and
17490 prefix_data16 attributes for second alternative.
17491 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17492 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17493 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17494 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17495 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17496 prefix_data16 and length_immediate to 1.
17497 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17499 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17500 prefix_extra attribute for variants that don't have 0f prefix alone.
17501 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17502 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17503 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17504 *sse4_1_pextrd): Set length_immediate to 1.
17505 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17506 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17508 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17509 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17510 length_immediate to 1 for second alternative.
17511 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17512 prefix_extra and length_immediate attributes for the first
17514 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17516 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17517 to 1 for the first and third alternative.
17518 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17520 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17522 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17524 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17525 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17526 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17527 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17528 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17529 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17530 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17531 ssse3_psign<mode>3): Override prefix_rex attribute.
17532 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17533 (ssse3_palignrti): Override length_immediate to 1.
17534 (ssse3_palignrdi): Override length_immediate to 1, override
17535 prefix_rex attribute.
17536 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17537 (sse4a_extrqi): Override length_immediate to 2.
17538 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17539 (sse4a_insertq): Override prefix_data16 to 0.
17540 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17541 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17542 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17543 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17544 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17545 and length_immediate to 1.
17546 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17547 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17548 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17549 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17550 and length_immediate to 1.
17551 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17552 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17553 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17554 avx_ptest256): Override prefix_extra to 1.
17555 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17556 Override prefix_data16 and length_immediate to 1.
17557 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17558 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17559 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17560 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17561 prefix_data16 to 0 and prefix_extra to 2.
17562 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17563 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17565 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17566 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17567 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17568 and prefix_extra to 2.
17569 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17570 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17571 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17572 avx_vpermilvar<mode>3,
17573 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17574 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17575 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17576 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17577 Override prefix_extra to 1.
17578 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17579 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17580 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17581 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17582 prefix_extra and length_immediate to 1.
17583 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17585 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17586 to 1 for the first alternative.
17587 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17588 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17590 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17591 *movv2sf_internal_avx, *movv2sf_internal): Override
17592 prefix_rep attribute for certain alternatives.
17593 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17594 attributes for certain alternatives.
17595 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17596 attributes for certain alternatives.
17597 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17598 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17599 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17600 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17601 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17602 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17603 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17604 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17605 length_immediate to 1 if operand 2 is const_int_operand.
17606 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17607 *vec_extractv2si_1): Set length_immediate attribute to 1.
17608 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17609 using old 3DNOW insn rather than SSE/3DNOW_A.
17610 (mmx_emms, mmx_femms): Clear modrm attribute.
17612 2009-05-29 Martin Jambor <mjambor@suse.cz>
17614 * tree-sra.c: New implementation of SRA.
17616 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17617 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17618 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17619 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17620 (SRA_MAX_STRUCTURE_COUNT): Removed.
17621 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17622 * doc/invoke.texi (sra-max-structure-size): Removed.
17623 (sra-field-structure-ratio): Removed.
17625 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17627 PR middle-end/40291
17628 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17631 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17633 PR rtl-optimization/40101
17634 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17635 seqno. Adjust comment.
17636 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17637 inserting bookkeeping before a jump, the jump is not scheduled.
17638 When no positive seqno found, provide a value. Add comment.
17640 2009-05-29 Richard Guenther <rguenther@suse.de>
17642 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17643 short-cutting on the first component.
17645 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17647 PR middle-end/39958
17648 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17649 for trees other than decls/types.
17651 2009-05-29 Richard Guenther <rguenther@suse.de>
17653 * tree-ssa-operands.c (get_expr_operands): Do not handle
17654 INDIRECT_REFs in the handled-component case. Remove
17655 unused get_ref_base_and_extent case.
17656 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17657 tree_low_cst and host_integerp where possible.
17658 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17659 codes for equivalence.
17660 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17662 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17664 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17665 to tmake_file for i[34567]86-*-cygwin*.
17667 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17670 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17671 (altivec_categorize_keyword, init_vector_keywords,
17672 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17675 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17677 * tree.c (handle_dll_attribute): Check if node is
17678 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17680 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17682 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17684 (thumb2_zero_extendqidi2): Likewise.
17686 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17688 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17689 instead of gen_movrt.
17690 * config/sh/sh.md (movrt): Remove.
17692 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17694 * doc/invoke.texi (IA-64 Options):
17695 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17696 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17697 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17698 -msched-prefer-non-control-spec-insns,
17699 -msched-stop-bits-after-every-cycle,
17700 -msched-count-spec-in-critical-path,
17701 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17702 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17703 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17704 and -msched-spec-verbose.
17706 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17708 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17709 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17711 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17713 2009-05-28 Richard Guenther <rguenther@suse.de>
17715 * tree-ssa-alias.c (ao_ref_init): New function.
17716 (ao_ref_base): Likewise.
17717 (ao_ref_base_alias_set): Likewise.
17718 (ao_ref_alias_set): Likewise.
17719 (refs_may_alias_p_1): Change signature.
17720 (refs_may_alias_p): Adjust.
17721 (refs_anti_dependent_p): Likewise.
17722 (refs_output_dependent_p): Likewise.
17723 (call_may_clobber_ref_p_1): Change signature.
17724 (call_may_clobber_ref_p): Adjust.
17725 (stmt_may_clobber_ref_p_1): New function split out from ...
17726 (stmt_may_clobber_ref_p): ... here.
17727 (maybe_skip_until): Adjust signature.
17728 (get_continuation_for_phi): Likewise.
17729 (walk_non_aliased_vuses): Likewise.
17730 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17731 (ao_ref_init): Declare.
17732 (ao_ref_base): Likewise.
17733 (ao_ref_alias_set): Likewise.
17734 (stmt_may_clobber_ref_p_1): Likewise.
17735 (walk_non_aliased_vuses): Adjust.
17736 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17737 (get_ref_from_reference_ops): remove.
17738 (vn_reference_lookup_2): Adjust signature.
17739 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17740 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17741 (vn_reference_lookup): Adjust.
17742 (vn_reference_insert): Likewise.
17743 (vn_reference_insert_pieces): Adjust signature.
17744 (visit_reference_op_call): Adjust.
17745 * tree-ssa-pre.c (get_expr_type): Simplify.
17746 (phi_translate_1): Adjust.
17747 (compute_avail): Likewise.
17748 (translate_vuse_through_block): Do not re-build trees.
17749 (value_dies_in_block_x): Likewise.
17750 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17752 (vn_reference_lookup_pieces): Adjust declaration.
17753 (vn_reference_insert_pieces): Likewise.
17755 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17757 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17758 with checking disabled.
17760 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17764 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17765 macro definition for support of three-operand format aligned
17766 .comm directive in assembler on cygwin/pe/mingw target OS.
17767 * configure: Regenerate.
17768 * config.h: Regenerate.
17770 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17771 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17772 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17774 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17775 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17777 2009-05-28 Ira Rosen <irar@il.ibm.com>
17779 PR tree-optimization/40254
17780 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17781 in analysis of basic blocks.
17783 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17785 PR middle-end/33699
17786 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17787 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17788 (TARGET_INITIALIZER): Use it.
17789 * cse.c (CHEAPER): Move it up to the other macros.
17790 (insert): Rename this ...
17791 (insert_with_costs): ... to this. Add cost parameters. Update
17793 (insert): New function. Call insert_with_costs.
17794 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17795 find_reg_offset_for_const, try_const_anchors): New functions.
17796 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17797 when using a const-anchor. Call insert_const_anchors.
17798 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17799 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17801 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17803 * tree-inline.c (remap_decls): Enable nonlocalized variables
17804 when not optimizing.
17806 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17808 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17809 Simplify other tests involving optimize.
17811 2009-05-27 Tom Tromey <tromey@redhat.com>
17813 * unwind-dw2.c (_Unwind_DebugHook): New function.
17814 (uw_install_context): Call _Unwind_DebugHook.
17816 2009-05-27 Tom Tromey <tromey@redhat.com>
17818 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17820 2009-05-27 Ian Lance Taylor <iant@google.com>
17822 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17823 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17824 (ALL_LINKERFLAGS): Define.
17825 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17826 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17827 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17828 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17829 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17830 $(LINKER_FOR_BUILD).
17831 (build/gcov-iov$(build_exeext)): Likewise.
17833 2009-05-27 Julian Brown <julian@codesourcery.com>
17835 * gcse.c (target.h): Include.
17836 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17837 copy of argument to a pseudo register.
17839 2009-05-27 Diego Novillo <dnovillo@google.com>
17841 * tree-ssa-live.c (dump_scope_block): Document arguments.
17842 (dump_scope_blocks): Document.
17843 (debug_scope_blocks): New.
17844 * tree-flow.h (debug_scope_blocks): Declare.
17846 2009-05-21 Denis Chertykov <denisc@overta.ru>
17848 * doc/contrib.texi (Contributors): Add myself to the list.
17850 2009-05-27 Olivier Hainque <hainque@adacore.com>
17852 * expr.c (target_align): New function. Alignment the TARGET of an
17853 assignment may be assume to have.
17854 (highest_pow2_factor_for_target): Use it instead of relying on
17855 immediate tree attributes of TARGET, not necessarily honored when
17856 intermediate bitfields are involved.
17858 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17861 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17862 AVX, SSE4, AES, PCLMUL and POPCNT.
17864 2009-05-27 Diego Novillo <dnovillo@google.com>
17866 * tree-pretty-print.c (dump_location): New.
17867 (dump_generic_node): Call it.
17868 Factor code to handle BLOCK nodes ...
17869 (dump_block_node): ... here.
17871 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17873 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17875 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17877 * gcc-plugin.h: Include config.h and system.h.
17878 (IN_GCC): Define if not defined.
17880 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17882 PR middle-end/40249
17883 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17886 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17888 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17890 * config/m32r/m32r.h: Ditto.
17891 * config/m32r/m32r.md: Ditto.
17892 * config/m32r/predicates.md: Ditto.
17894 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17896 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17898 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17901 (Loading plugins): typo.
17902 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17903 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17904 (Interacting with the GCC Garbage Collector): Added new section.
17905 (Giving information about a plugin): Added new section for
17907 * ggc.h (ggc_register_root_tab): Added declaration.
17908 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17909 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17910 (register_callback): Improved comment in declaration.
17911 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17912 (extra_root_vec) Added static variable for dynamic roots registration.
17913 (ggc_register_root_tab) Added new routine.
17914 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17915 PLUGIN_GGC_MARKING event.
17916 * ggc-zone.c: Include plugin.h.
17917 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17918 * ggc-page.c: Include plugin.h.
17919 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17920 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17921 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17922 (register_callback): check lack of callbacks for
17923 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17924 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17925 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17926 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17927 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17928 dependency on plugin.h.
17929 (plugin.o): Added dependency on ggc.h...
17931 2009-05-26 Richard Guenther <rguenther@suse.de>
17933 PR middle-end/40248
17935 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17936 with mismatched comparison modes.
17938 * expr.c (expand_expr_real_1): Expand the operand of a
17939 VIEW_CONVERT_EXPR in its natural mode.
17941 2009-05-26 Ian Lance Taylor <iant@google.com>
17943 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17944 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17945 (ALL_COMPILERFLAGS): Define.
17946 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17947 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17948 (collect2$(exeext), collect2.o): Likewise.
17949 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17950 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17951 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17952 (libbackend.o, intl.o, cppdefault.o): Likewise.
17953 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17954 (build/%.o): Use $(COMPILER_FOR_BUILD).
17955 (build/gen%$(build_exeext)): Likewise.
17956 (build/gcov-iov$(build_exeext)): LIkewise.
17957 * config/t-darwin (darwin.o): Use $(COMPILER).
17958 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17959 * config/t-sol2 (sol2-c.o): Likewise.
17960 (sol2.o): Likewise.
17961 * config/t-vxworks (vxworks.o): Likewise.
17962 * config/x-darwin (host-darwin.o): Likewise.
17963 * config/x-hpux (host-hpux.o): Likewise.
17964 * config/x-linux (host-linux.o): Likewise.
17965 * config/x-solaris (host-solaris.o): Likewise.
17966 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17967 * config/arm/t-arm (arm-c.o): Likewise.
17968 * config/arm/t-pe (pe.o): Likewise.
17969 * config/arm/t-wince-pe (pe.o): Likewise.
17970 * config/i386/t-cygming (winnt.o): Likewise.
17971 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17972 * config/i386/t-cygwin (cygwin1.o): Likewise.
17973 (cygwin2.o): Likewise.
17974 * config/i386/t-i386 (i386-c.o): Likewise.
17975 * config/i386/t-interix (winnt.o): Likewise.
17976 * config/i386/t-netware (netware.o): Likewise.
17977 * config/i386/t-nwld (nwld.o): Likewise.
17978 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17979 * config/i386/x-i386 (driver-i386.o): Likewise.
17980 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17981 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17982 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17983 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17984 * config/mips/x-native (driver-native.o): Likewise.
17985 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17986 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17987 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17988 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17989 * config/score/t-score-elf (score7.o): Likewise.
17990 (score3.o): Likewise.
17991 * config/sh/t-sh (sh-c.o): Likewise.
17992 * config/sh/t-symbian (sh-c.o): Likewise.
17993 (symbian.o): Likewise.
17994 * config/spu/t-spu-elf (spu-c.o): Likewise.
17995 * config/v850/t-v850 (v850-c.o): Likewise.
17996 * config/v850/t-v850e (v850-c.o): Likewise.
17998 2009-05-26 Richard Guenther <rguenther@suse.de>
18000 PR tree-optimization/40122
18001 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18002 VECTOR_CSTs if possible.
18003 (fold_gimple_assign): Likewise.
18005 2009-05-26 Richard Guenther <rguenther@suse.de>
18007 PR middle-end/40252
18008 * fold-const.c (fold_binary): Use the correct types for building
18011 2009-05-26 Richard Guenther <rguenther@suse.de>
18013 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18014 redundant calls to merge_alias_info.
18015 (bump_vector_ptr): Likewise.
18016 * tree-ssa-copy.c (merge_alias_info): Remove.
18017 (replace_exp_1): Remove call to merge_alias_info.
18018 (propagate_tree_value): Likewise.
18019 (fini_copy_prop): Propagate points-to info.
18020 * tree-flow.h (merge_alias_info): Remove.
18022 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18024 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18026 2009-05-25 Jan Hubicka <jh@suse.cz>
18028 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18029 * cgraph.h (struct inline_summary): New filed self_wize,
18030 size_inlining_benefit, self_time and time_inlining_benefit.
18031 (struct cgraph_global_info): Replace insns by time ans size fields.
18032 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18033 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18034 (ipcp_update_callgraph): Do not touch function bodies.
18035 * ipa-inline.c: Include except.h
18036 (MAX_TIME): New constant.
18037 (overall_insns): Remove.
18038 (leaf_node_p): New.
18039 (overall_size, max_benefit): New static variables.
18040 (cgraph_estimate_time_after_inlining): New function.
18041 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18042 (cgraph_clone_inlined_nodes): Update size.
18043 (cgraph_mark_inline_edge): Update size.
18044 (cgraph_estimate_growth): Use size info.
18045 (cgraph_check_inline_limits): Check size.
18046 (cgraph_default_inline_p): Likewise.
18047 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18048 (cgraph_decide_recursive_inlining): Check size.
18049 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18051 (cgraph_decide_inlining): Likewise.
18052 (cgraph_decide_inlining_incrementally): Likewise; honor
18053 PARAM_EARLY_INLINING_INSNS.
18054 (likely_eliminated_by_inlining_p): New predicate.
18055 (estimate_function_body_sizes): New function.
18056 (compute_inline_parameters): Use it.
18057 * except.c (must_not_throw_labels): New function.
18058 * except.h (must_not_throw_labels): Declare.
18059 * tree-inline.c (init_inline_once): Kill inlining_weigths
18060 * tree-ssa-structalias.c: Avoid uninitialized warning.
18061 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18062 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18063 (PARAM_INLINE_CALL_COST): Remove.
18064 (PARAM_EARLY_INLINING_INSNS): New.
18066 2009-05-25 Richard Guenther <rguenther@suse.de>
18068 PR tree-optimization/36327
18069 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18070 callback for reference translation or lookup at the point of may-defs.
18071 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18072 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18073 for union COMPONENT_REFs.
18074 (vn_reference_lookup_3): New callback. Lookup from memset
18075 and CONSTRUCTOR assignment, translate through struct copies.
18076 (vn_reference_lookup_pieces): Make sure to not free the
18077 passed operands array. Adjust walk_non_aliased_vuses call.
18078 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18079 make sure we do not leak memory.
18081 2009-05-25 Richard Guenther <rguenther@suse.de>
18083 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18084 * tree-inline.c (expand_call_inline): Reset the escaped and
18085 callused solutions.
18086 * tree-ssa-structalias.c (pass_build_ealias): New.
18087 * tree-pass.h (pass_build_ealias): Declare.
18088 * passes.c (init_optimization_passes): Add PTA during
18089 early optimizations.
18090 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18091 and CALLUSED solutions.
18092 (dump_points_to_solution): New function, split out from ...
18093 (dump_points_to_info_for): ... here.
18094 * tree-parloops.c (parallelize_loops): Reset the escaped and
18095 callused solutions.
18097 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18100 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18101 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18103 2009-05-25 Ira Rosen <irar@il.ibm.com>
18105 PR tree-optimization/40238
18106 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18107 statements after basic block's labels.
18108 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18109 to free the allocated memory.
18111 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18113 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18114 return address with a USE.
18116 2009-05-24 Richard Guenther <rguenther@suse.de>
18118 PR middle-end/40233
18119 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18120 array type from the main variant of the inner type.
18122 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18124 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18125 definition to bool (from int) to un-break build.
18126 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18128 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18130 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18131 discard_stmt_changes): Delete.
18132 * tree-ssa-operands.c (scb_stack): Delete.
18133 (init_ssa_operands): Do not initialize it.
18134 (fini_ssa_operands): Do not free it.
18135 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18137 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18138 update_stmt, remove the others. Fix comments.
18139 * tree-dfa.c (optimize_stack_restore): Likewise.
18140 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18141 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18142 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18143 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18145 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18146 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18147 (dom_opt_finalize_block): Likewise, adjusting access to
18149 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18150 (stmts_to_rescan): Change item type to gimple.
18151 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18153 2009-05-24 Ira Rosen <irar@il.ibm.com>
18155 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18156 * tree-pass.h (pass_slp_vectorize): New pass.
18157 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18158 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18159 * tree-vectorizer.c (timevar.h): Include.
18160 (user_vect_verbosity_level): Declare.
18161 (vect_location): Fix comment.
18162 (vect_set_verbosity_level): Update user_vect_verbosity_level
18163 instead of vect_verbosity_level.
18164 (vect_set_dump_settings): Add an argument. Ignore user defined
18165 verbosity if dump flags require higher level of verbosity. Print to
18166 stderr only for loop vectorization.
18167 (vectorize_loops): Update call to vect_set_dump_settings.
18168 (execute_vect_slp): New function.
18169 (gate_vect_slp): Likewise.
18170 (struct gimple_opt_pass pass_slp_vectorize): New.
18171 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18172 access its members.
18173 (vec_info_for_bb): New function.
18174 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18175 (VECTORIZATION_ENABLED): New macro.
18176 (SLP_ENABLED, SLP_DISABLED): Likewise.
18177 (vect_is_simple_use): Add bb_vec_info argument.
18178 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18179 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18180 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18181 vect_schedule_slp, vect_analyze_slp): Likewise.
18182 (vect_analyze_stmt): Add slp_tree argument.
18183 (find_bb_location): Declare.
18184 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18185 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18186 (vect_analyze_loop_operations, vect_analyze_loop,
18187 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18188 vect_finalize_reduction, vectorizable_reduction,
18189 vectorizable_live_operation, vect_transform_loop): Likewise.
18190 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18191 skip evolution analysis if analyzing a basic block.
18192 (dr_analyze_indices): Likewise.
18193 (initialize_data_dependence_relation): Skip the test whether the
18194 object is invariant for basic blocks.
18195 (compute_all_dependences): Skip dependence analysis for data
18196 references in basic blocks.
18197 (find_data_references_in_stmt): Don't fail in case of invariant
18198 access in basic block.
18199 (find_data_references_in_bb): New function.
18200 (find_data_references_in_loop): Move code to
18201 find_data_references_in_bb and add a call to it.
18202 (compute_data_dependences_for_bb): New function.
18203 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18204 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18206 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18207 unknown dependence in basic block and fail in case of dependence in
18209 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18210 dependence instances from either loop or basic block vectorization
18212 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18213 before calling nested_in_vect_loop_p.
18214 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18215 dependence instances from either loop or basic block vectorization
18217 (vect_verify_datarefs_alignment): Likewise.
18218 (vect_enhance_data_refs_alignment): Adjust function calls.
18219 (vect_analyze_data_refs_alignment): Likewise.
18220 (vect_analyze_group_access): Fix printing. Skip different checks if
18221 DR_STEP is 0. Keep strided stores either in loop or basic block
18222 vectorization data structure. Fix indentation.
18223 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18225 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18226 dependence instances from either loop or basic block vectorization
18228 (vect_analyze_data_refs): Update comment. Call
18229 compute_data_dependences_for_bb to analyze basic blocks.
18230 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18231 case of loop vectorization. In case of basic block vectorization use
18232 data-ref itself as a base.
18233 (vect_create_data_ref_ptr): In case of basic block vectorization:
18234 don't advance the pointer, add new statements before the current
18235 statement. Adjust function calls.
18236 (vect_supportable_dr_alignment): Support only aligned accesses in
18237 basic block vectorization.
18238 * common.opt (ftree-slp-vectorize): New flag.
18239 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18240 (vect_pattern_recog_1): Likewise.
18241 * tree-vect-stmts.c (process_use): Likewise.
18242 (vect_init_vector): Add new statements in the beginning of the basic
18243 block in case of basic block SLP.
18244 (vect_get_vec_def_for_operand): Adjust function calls.
18245 (vect_finish_stmt_generation): Likewise.
18246 (vectorizable_call): Add assert that it is loop vectorization, adjust
18248 (vectorizable_conversion, vectorizable_assignment): Likewise.
18249 (vectorizable_operation): In case of basic block SLP, take
18250 vectorization factor from statement's type and skip the relevance
18251 check. Adjust function calls.
18252 (vectorizable_type_demotion): Add assert that it is loop
18253 vectorization, adjust function calls.
18254 (vectorizable_type_promotion): Likewise.
18255 (vectorizable_store): Check for outer loop only in case of loop
18256 vectorization. Adjust function calls. For basic blocks, skip the
18257 relevance check and don't advance pointers.
18258 (vectorizable_load): Likewise.
18259 (vectorizable_condition): Add assert that it is loop vectorization,
18260 adjust function calls.
18261 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18262 that it is not reduction, get vector type, call only supported
18263 functions, skip loop specific parts.
18264 (vect_transform_stmt): Check for outer loop only in case of loop
18266 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18267 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18268 for external definition.
18269 * passes.c (pass_slp_vectorize): New pass.
18270 * tree-vect-slp.c (find_bb_location): New function.
18271 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18272 check for patterns only in loops.
18273 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18274 case of multiple types in basic block SLP.
18275 (vect_mark_slp_stmts_relevant): New function.
18276 (vect_supported_load_permutation_p): Fix comment.
18277 (vect_analyze_slp_instance): Add argument. In case of basic block
18278 SLP, take vectorization factor from statement's type, check that
18279 unrolling factor is 1. Adjust function call. Save SLP instance in
18280 either loop or basic block vectorization structure. Return FALSE,
18282 (vect_analyze_slp): Add argument. Get strided stores groups from
18283 either loop or basic block vectorization structure. Return FALSE
18284 if basic block SLP failed.
18285 (new_bb_vec_info): New function.
18286 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18287 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18288 (vect_schedule_slp): Add argument. Get SLP instances from either
18289 loop or basic block vectorization structure. Set vectorization factor
18290 to be 1 for basic block SLP.
18291 (vect_slp_transform_bb): New function.
18292 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18294 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18296 * final.c (shorten_branches): Do not align labels for jump tables.
18297 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18299 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18301 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18302 Remove outdated reference to flow.c and fix nits.
18303 * doc/gccint.texi: Tweak RTL description.
18304 * doc/rtl.texi: Likewise.
18306 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18308 * config/avr/avr.c: Change my email address.
18309 * config/avr/avr.h: Likewise.
18310 * config/avr/avr.md: Likewise.
18311 * config/avr/avr-protos.h: Likewise.
18312 * config/avr/libgcc.S: Likewise.
18314 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18316 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18317 (spu_split_load, spu_split_store): Change return type to int.
18318 (spu_split_convert): Declare.
18319 * config/spu/predicates.md (spu_mem_operand): Remove.
18320 (spu_mov_operand): Update.
18321 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18322 * config/spu/spu.c (regno_aligned_for_load): Remove.
18323 (reg_aligned_for_addr, spu_expand_load): Define.
18324 (spu_expand_extv): Reimplement and handle MEM.
18325 (spu_expand_insv): Handle MEM.
18326 (spu_sched_reorder): Handle insn's with length 0.
18327 (spu_legitimate_address_p): Reimplement.
18328 (store_with_one_insn_p): Return TRUE for any mode with size
18329 larger than 16 bytes.
18330 (address_needs_split): Define.
18331 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18333 (spu_convert_move): Define.
18334 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18335 (spu_split_store): Change all MEM's to TImode.
18336 (spu_init_expanders): Preallocate registers that correspond to
18337 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18339 (spu_split_convert): Define.
18340 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18341 (_move<mode>, _movdi, _movti): Update predicate and condition.
18342 (load, store): Change to define_split.
18343 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18345 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18346 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18347 define_insn_and_split of lshr<mode>3.
18348 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18349 (<v>ashr<mode>3_imm): Define.
18350 (extv, extzv, insv): Allow MEM operands.
18351 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18352 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18353 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18354 (_spu_convert2): Change to define_insn_and_split and remove the
18355 corresponding define_peephole2.
18356 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18357 Change predicates to memory_operand.
18359 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18361 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18363 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18365 PR tree-optimization/40219
18366 * tree.c (iterative_hash_expr): Make sure the builtin function is
18367 a normal builtin function and not a front end or back end builtin
18368 before indexing into the built_in_decls array.
18370 2009-05-22 Richard Guenther <rguenther@suse.de>
18372 PR middle-end/38964
18373 * alias.c (write_dependence_p): Do not use TBAA for answering
18374 anti-dependence or output-dependence.
18375 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18376 (emit_pointer_definition): Remove.
18377 (emit_alias_warning): Likewise.
18378 (find_what_var_points_to): Remove TBAA pruning code.
18379 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18381 (compute_points_to_sets): Remove code computing the set of
18382 dereferenced pointers.
18383 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18384 oracle for querying anti and output dependencies.
18385 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18386 if TBAA may be applied.
18387 (refs_anti_dependent_p): New function.
18388 (refs_output_dependent_p): Likewise.
18389 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18390 (refs_output_dependent_p): Likewise.
18391 * doc/tree-ssa.texi (Memory model): New section.
18392 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18393 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18394 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18395 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18396 * expr.c (expand_expr_real_1): Likewise.
18397 * gimple-low.c (lower_stmt): Likewise.
18398 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18399 (dump_gimple_cdt): Remove.
18400 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18401 (gimple_size): Likewise.
18402 (walk_gimple_op): Likewise.
18403 (is_gimple_stmt): Likewise.
18404 (walk_stmt_load_store_addr_ops): Likewise.
18405 (gimple_build_cdt): Remove.
18406 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18407 * gimple.h (gimple_cdt_new_type): Remove.
18408 (gimple_cdt_new_type_ptr): Likewise.
18409 (gimple_cdt_set_new_type): Likewise.
18410 (gimple_cdt_location): Likewise.
18411 (gimple_cdt_location_ptr): Likewise.
18412 (gimple_cdt_set_location): Likewise.
18413 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18414 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18415 GIMPLE_CHANGE_DYNAMIC_TYPE.
18416 (verify_types_in_gimple_stmt): Likewise.
18417 * tree-inline.c (estimate_num_insns): Likewise.
18418 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18419 (copy_decl_to_var): Likewise.
18420 (copy_result_decl_to_var): Likewise.
18421 * tree-pretty-print.c (dump_generic_node): Do not handle
18422 CHANGE_DYNAMIC_TYPE_EXPR.
18423 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18424 * tree-ssa-operands.c (get_expr_operands): Likewise.
18425 * tree-ssa-structalias.c (struct variable_info): Remove
18426 no_tbaa_pruning member.
18427 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18428 (unify_nodes): Do not copy it.
18429 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18430 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18431 (set_uids_in_ptset): Do not check it.
18432 (find_what_var_points_to): Likewise.
18433 (compute_tbaa_pruning): Remove.
18434 (compute_points_to_sets): Do not call it.
18435 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18436 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18437 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18438 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18439 (DECL_NO_TBAA_P): Likewise.
18440 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18441 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18442 (expand_omp_atomic_pipeline): Do not set it.
18443 * print-tree.c (print_node): Do not dump it.
18444 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18447 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18450 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18453 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18455 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18458 2009-05-22 Ben Elliston <bje@au.ibm.com>
18460 * Makefile.in (bversion.h, s-bversion): New targets.
18461 (TOPLEV_H): Add bversion.h.
18462 * toplev.h: Include "bversion.h".
18463 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18464 the __format__ attribute only if compiling with the same version
18465 of GCC as the sources (the "build version").
18467 2009-05-22 Ben Elliston <bje@au.ibm.com>
18469 * c-format.c (handle_format_attribute): Fix comment typo.
18471 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18474 * config/ia64/ia64.opt (mfused-madd): New.
18475 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18476 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18477 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18478 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18479 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18480 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18481 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18482 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18483 instruction if !TARGET_FUSED_MADD.
18484 (fpma, fpms): Remove colon from name.
18486 2009-05-22 Richard Guenther <rguenther@suse.de>
18488 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18489 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18490 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18492 (create_expression_by_pieces): Only convert if necessary.
18493 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18494 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18496 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18498 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18499 regular pattern from a template and rename it ...
18500 (*extzv_truncsi_exts): ... to this.
18502 2009-05-21 Richard Guenther <rguenther@suse.de>
18504 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18505 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18506 (cgraph_default_inline_p): Likewise.
18507 (cgraph_decide_inlining_incrementally): Likewise.
18509 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18510 Uros Bizjak <ubizjak@gmail.com>
18512 * config/i386/cpuid.h (bit_MOVBE): New.
18514 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18516 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18517 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18518 (ix86_handle_option): Handle OPT_mmovbe.
18519 (ix86_target_string): Add -mmovbe.
18520 (pta_flags): Add PTA_MOVBE.
18521 (processor_alias_table): Add PTA_MOVBE to "atom".
18522 (override_options): Handle PTA_MOVBE.
18524 * config/i386/i386.h (TARGET_MOVBE): New.
18526 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18527 (*bswapsi_movbe): New.
18528 (*bswapdi_movbe): Likewise.
18529 (bswapdi2): Renamed to ...
18530 (*bswapdi_1): This.
18531 (bswapdi2): New expander.
18533 * config/i386/i386.opt (mmovbe): New.
18535 * doc/invoke.texi: Document -mmovbe.
18537 2009-05-21 Taras Glek <tglek@mozilla.com>
18539 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18540 * gcc-plugin.h (plugin_init): Updated signature.
18541 * gcc-plugin.h (plugin_name_args): Moved to this header.
18542 * doc/plugins.texi (plugin_init): Updated documention to reflect
18544 * doc/plugins.texi (plugin_name_args): Added to documention.
18546 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18548 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18549 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18551 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18553 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18554 JUMP_TABLE_DATA_P predicates where applicable.
18555 * config/i386/predicates.md: Ditto.
18556 * config/i386/sse.md: Ditto.
18558 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18560 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18561 operand2 -128 override length_immediate attribute to 1.
18562 * config/i386/predicates.md (constm128_operand): New predicate.
18564 * config/i386/i386.c (memory_address_length): Handle %r12
18565 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18567 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18568 mode look through optional ZERO_EXTEND and SUBREG.
18569 * config/i386/i386.md (R12_REG): New define_constant.
18570 (prefix_data16): For sse unit set also for MODE_TI insns.
18571 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18572 insns set if operand 1 is ext_QIreg_operand.
18573 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18574 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18576 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18577 mode from MODE_DI to MODE_SI.
18578 (movdi_1_rex64): Override modrm and length_immediate attributes
18579 only for movabs (TYPE_IMOV, alternative 2).
18580 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18581 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18582 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18583 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18584 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18585 prefix_rex attribute if DImode.
18586 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18587 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18588 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18589 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18590 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18591 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18592 Likewise. For TYPE_IMOV clear length_immediate attribute.
18593 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18594 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18595 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18596 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18597 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18598 or one operand TYPE_ISHIFT.
18599 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18600 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18601 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18602 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18603 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18604 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18605 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18606 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18607 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18608 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18609 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18610 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18611 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18612 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18613 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18614 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18615 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18616 set mode attribute, don't override length attribute.
18617 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18619 (return_internal_long): Set length attribute to 2 instead of 1.
18620 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18621 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18622 prefix_rex attribute.
18623 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18625 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18627 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18629 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18631 2009-05-20 Ian Lance Taylor <iant@google.com>
18633 * tree.c (build_tree_list_vec_stat): New function.
18634 (ctor_to_vec): New function.
18635 (build_nt_call_vec): New function.
18636 (build_call_array): Change args to be a const pointer.
18637 (build_call_vec): New function.
18638 * tree.h (build_nt_call_vec): Declare.
18639 (build_tree_list_vec_stat): Declare.
18640 (build_tree_list_vec): Define.
18641 (build_call_array): Update declaration.
18642 (build_call_vec): Declare.
18643 (ctor_to_vec): Declare.
18644 * c-common.c (tree_vector_cache): New static variable.
18645 (make_tree_vector): New function.
18646 (release_tree_vector): New function.
18647 (make_tree_vector_single): New function.
18648 (make_tree_vector_copy): New function.
18649 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18650 (make_tree_vector_single, make_tree_vector_copy): Declare.
18651 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18652 (c_parser_expr_list): Don't manage cache here, instead call
18654 (c_parser_release_expr_list): Remove static function.
18655 (c_parser_vec_to_tree_list): Remove static function.
18656 (c_parser_attributes): Call build_tree_list_vec instead of
18657 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18658 c_parser_release_expr_list.
18659 (c_parser_postfix_expression_after_primary): Likewise.
18660 (c_parser_objc_keywordexpr): Likewise.
18662 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18664 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18665 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18666 TARGET_CONVERT_TO_TYPE.
18667 * hooks.c (hook_tree_const_tree_null): Define.
18668 * hooks.h (hook_tree_const_tree_null): Declare.
18669 * target.h (struct gcc_target): Add invalid_parameter_type,
18670 invalid_return_type, promoted_type, and convert_to_type fields.
18671 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18672 (TARGET_INVALID_RETURN_TYPE): Define.
18673 (TARGET_PROMOTED_TYPE): Define.
18674 (TARGET_CONVERT_TO_TYPE): Define.
18675 (TARGET_INITIALIZER): Update for new fields.
18676 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18677 (grokparms): Check targetm.invalid_parameter_type.
18678 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18679 * c-convert.c (convert): Check targetm.convert_to_type.
18681 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18683 * config/mips/mips.md (*extenddi_truncate<mode>,
18684 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18686 (*extendhi_truncateqi): New define_insn_and_sptit.
18688 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18690 PR middle-end/40204
18691 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18692 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18694 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18696 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18697 the operand of VIEW_CONVERT_EXPR.
18699 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18701 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18702 extended family and model for Intel processors. Support Intel Atom.
18704 2009-05-20 Olivier Hainque <hainque@adacore.com>
18706 * gstab.h (stab_code_type): Define, to be used instead of the
18707 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18709 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18710 occurrences by stab_code_type.
18711 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18713 2009-05-20 Martin Jambor <mjambor@suse.cz>
18715 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18716 (sra_insert_before): Likewise.
18717 (sra_insert_after): Likewise.
18718 (sra_init_cache): Likewise.
18719 (sra_type_can_be_decomposed_p): Likewise.
18720 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18721 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18722 (sra_insert_before): Likewise.
18723 (sra_insert_after): Likewise.
18724 (sra_init_cache): Likewise.
18725 (insert_edge_copies_seq): Made static and moved upwards.
18727 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18730 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18732 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18733 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18736 2009-05-20 Richard Guenther <rguenther@suse.de>
18738 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18739 with mismatched comparison modes.
18741 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18743 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18744 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18745 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18746 with shifts for Thumb2.
18747 (orsi_notsi): New for orn.
18748 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18749 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18750 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18751 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18752 Don't invert remainder for IOR.
18754 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18756 PR tree-optimization/40087
18757 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18758 number_of_iterations_ne): Rename never_infinite argument.
18759 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18760 number_of_iterations_le): Handle pointer-type ivs when
18761 exit_must_be_taken is false.
18762 (number_of_iterations_cond): Do not always assume that
18763 exit_must_be_taken if the control variable is a pointer.
18765 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18767 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18768 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18770 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18772 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18773 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18775 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18778 * c.opt (Wlogical-op): Disabled by default.
18779 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18781 * doc/invoke.texi (Wlogical-op): Likewise.
18783 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18785 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18787 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18788 Propagate the type of the first operand.
18789 <ASSERT_EXPR>: Simplify.
18790 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18791 Rewrite using the RHS code as discriminant.
18792 <NOP_EXPR>: Turn into CASE_CONVERT.
18793 <PLUS_EXPR>: Propagate the type of the first operand.
18795 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18797 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18798 (ia64_dconst_0_375): New.
18799 * config/ia64/ia64.c (ia64_override_options): Remove
18800 -minline-sqrt-min-latency warning.
18801 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18802 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18803 * config/ia64/ia64.md (*sqrt_approx): Remove.
18804 (sqrtsf2): Remove #if 0.
18805 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18806 (sqrtdf): Remove assert.
18807 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18808 (sqrtxf2): Remove #if 0.
18809 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18810 * div.md (sqrt_approx_rf): New.
18811 (sqrtsf2_internal_thr): New implementation.
18812 (sqrtsf2_internal_lat): New.
18813 (sqrtdf2_internal_thr: New implementation.
18814 (sqrtxf2_internal): New implementation.
18816 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18817 Hans-Peter Nilsson <hp@axis.com>
18819 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18820 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18821 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18822 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18823 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18824 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18825 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18826 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18827 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18828 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18829 * c-common.c: ...from here.
18831 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18833 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18835 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18837 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18839 2009-05-19 Ben Elliston <bje@au.ibm.com>
18841 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18842 assignments with memcpy calls.
18843 (add_fdes): Likewise.
18844 (binary_search_unencoded_fdes): Likewise.
18845 (linear_search_fdes): Eliminate type puns.
18847 2009-05-19 Richard Guenther <rguenther@suse.de>
18849 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18850 not falsely claim to have propagated into all uses.
18852 2009-05-19 Ben Elliston <bje@au.ibm.com>
18854 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18857 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18859 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18860 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18861 (TARGET_LEGITIMATE_ADDRESS_P): New.
18862 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18863 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18865 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18868 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18869 child of the containing namespace's DIE.
18871 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18873 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18874 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18875 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18878 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18881 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18882 gen_align with gen_pad.
18883 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18884 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18886 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18887 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18889 * config/i386/i386.md (align): Renamed to ...
18890 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18891 ASM_OUTPUT_MAX_SKIP_PAD.
18893 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18895 * config.gcc: Fix variable syntax.
18898 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18899 before calling exact_log2.
18900 (output_iorsi3): Likewise.
18901 (output_xorsi3): Likewise.
18903 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18905 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18906 for the none zero constant operand except for EQ and NE
18907 comprisons even when the first operand is R0.
18909 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18911 * config/s390/2064.md: Remove trailing whitespaces.
18912 * config/s390/2084.md: Likewise.
18913 * config/s390/constraints.md: Likewise.
18914 * config/s390/fixdfdi.h: Likewise.
18915 * config/s390/libgcc-glibc.ver: Likewise.
18916 * config/s390/s390-modes.def: Likewise.
18917 * config/s390/s390-protos.h: Likewise.
18918 * config/s390/s390.c: Likewise.
18919 * config/s390/s390.h: Likewise.
18920 * config/s390/s390.md: Likewise.
18921 * config/s390/tpf-unwind.h: Likewise.
18923 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18925 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18927 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18930 * configure.ac (m68k-*-*): Check if binutils support TLS.
18931 * configure: Regenerate.
18932 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18933 * config/m68k/constraints.md (Cu): New constraint.
18934 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18935 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18936 (movsi): Handle TLS symbols.
18937 (addsi3_5200): Handle XTLS symbols, indent.
18938 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18939 (m68k_tls_reference_p): Declare.
18940 (m68k_legitimize_address): Declare.
18941 (m68k_unwrap_symbol): Declare.
18942 * config/m68k/m68k.opt (mxtls): New option.
18943 * config/m68k/m68k.c (ggc.h): Include.
18944 (m68k_output_dwarf_dtprel): Implement hook.
18945 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18946 (m68k_expand_prologue): Load GOT pointer when function needs it.
18947 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18948 (m68k_legitimate_constant_address_p): Same.
18949 (m68k_decompose_address): Handle TLS references.
18950 (m68k_get_gp): New static function.
18951 (enum m68k_reloc): New contants.
18952 (TLS_RELOC_P): New macro.
18953 (m68k_wrap_symbol): New static function.
18954 (m68k_unwrap_symbol): New function.
18955 (m68k_final_prescan_insn_1): New static function.
18956 (m68k_final_prescan_insn): New function.
18957 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18959 (legitimize_pic_address): Handle TLS references..
18960 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18961 (m68k_libcall_value_in_a0_p)
18962 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18963 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18964 (m68k_legitimize_tls_address): Handle TLS references.
18965 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18967 (m68k_legitimize_address): Handle TLS symbols.
18968 (m68k_get_reloc_decoration): New static function.
18969 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18971 (m68k_output_dwarf_dtprel): Implement hook.
18972 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18973 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18974 m68k_call_* routines.
18975 (sched_attr_op_type): Handle TLS symbols.
18976 (gt-m68k.h): Include.
18977 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18978 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18980 2009-05-18 Martin Jambor <mjambor@suse.cz>
18982 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18983 (visit_store_addr_for_mod_analysis): New function.
18984 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18985 (determine_cst_member_ptr): Use gimple_assign_single_p.
18986 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18987 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18988 operands. Don't check number of operands of a NOP_EXPR.
18990 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18992 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18994 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18997 * c-common.c (warn_logical_operator): Don't warn if one of
18998 expression isn't always true or false.
19000 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19002 * config/i386/biarch32.h: New file.
19003 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19005 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19007 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19008 *zero_extend<mode>_truncqi): Merge these into ...
19009 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19010 Name the pattern following this as *zero_extendhi_truncqi.
19012 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19014 PR middle-end/39301
19015 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19016 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19017 (output_info): Make field HOST_WIDEST_INT.
19018 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19019 (dump_bitmat_statistics): Same.
19021 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19023 * config.gcc (use_gcc_stdint): Set to wrap.
19024 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19025 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19026 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19027 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19028 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19029 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19030 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19031 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19033 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19035 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19037 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19038 Move definitions earlier.
19039 (OPT_ARCH64, OPT_ARCH32): Define.
19040 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19043 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19046 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19049 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19051 * arm.md (movdi2): Copy non-reg values to DImode registers.
19053 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19056 * final.c (label_to_max_skip): New function.
19057 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19058 CODE_LABEL_NUMBER <= max_labelno.
19059 * output.h (label_to_max_skip): New prototype.
19060 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19061 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19062 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19063 Handle CODE_LABELs with >= 16 byte alignment or with
19064 max_skip == (1 << align) - 1.
19065 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19066 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19069 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19070 .p2align 3 if MAX_SKIP is smaller than 7.
19071 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19073 2009-05-15 Ian Lance Taylor <iant@google.com>
19075 * alias.c (struct alias_set_entry_d): Rename from struct
19076 alias_set_entry. Change all uses.
19077 * except.c (struct call_site_record_d): Rename from struct
19078 call_site_record. Change all uses.
19079 * except.h (struct eh_region_d): Rename from struct eh_region.
19081 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19083 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19084 ivtype_map_elt. Change all uses.
19085 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19087 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19088 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19090 (struct sese_d): Rename from struct sese. Change all uses.
19091 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19092 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19093 * optabs.h (struct optab_d): Rename from struct optab. Change all
19095 (struct convert_optab_d): Rename from struct convert_optab.
19097 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19098 ipa_opt_pass. Change all uses.
19099 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19102 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19103 defined as a typedef.
19104 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19107 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19110 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19112 (merge_ranges): Returns bool.
19113 * tree.h (make_range): .. to here.
19114 (build_range_check): Likewise.
19115 (merge_ranges): Likewise. Renamed from merge_ranges.
19116 * c-typeck.c (parser_build_binary_op): Update calls to
19117 warn_logical_operator.
19118 * c-common.c (warn_logical_operator): Add new warning.
19119 * c-common.h (warn_logical_operator): Update declaration.
19121 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19123 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19125 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19127 * doc/install.texi: Document MPC requirements, flags etc.
19129 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19130 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19131 Evaluate constant arguments.
19132 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19133 (fold_builtin_1): Likewise, also evaluate constant arguments.
19134 Remove superfluous break.
19135 (do_mpc_ckconv): New.
19136 * real.h: Include mpc.h.
19137 * toplev.c (print_version): Output MPC version info if available.
19139 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19141 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19143 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19145 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19148 2009-05-15 Jan Hubicka <jh@suse.cz>
19150 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19151 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19152 (try_inline): Fix return value.
19153 (cgraph_decide_inlining_incrementally): Honor new value.
19154 (cgraph_early_inlining): Handle indirect inlining.
19155 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19157 2009-05-15 Jan Hubicka <jh@suse.cz>
19159 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19160 * cgraphunit.c (cgraph_finalize_function): Set it.
19161 (cgraph_expand_function): Use it.
19163 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19165 * real.c (encode_ieee_half): Define.
19166 (decode_ieee_half): Define.
19167 (ieee_half_format): Define.
19168 (arm_half_format): Define.
19169 * real.h (ieee_half_format): Declare.
19170 (arm_half_format): Declare.
19172 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19174 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19175 swapped, and reversed optabs exist before trying to use them.
19177 2009-05-15 Paul Brook <paul@codesourcery.com>
19178 Sandra Loosemore <sandra@codesourcery.com>
19180 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19181 loads. Allow PRE_DEC.
19182 (output_move_neon): Handle PRE_DEC.
19183 (arm_print_operand): Add 'A' for neon structure loads.
19184 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19185 * config/arm/neon.md (neon_mov): Update comment.
19186 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19188 (Um): New constraint.
19190 2009-05-15 Jan Hubicka <jh@suse.cz>
19192 Revert the following patch until testsuite fallout is fixed:
19193 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19194 * cgraph.h (struct inline_summary): New filed self_wize,
19195 size_inlining_benefit, self_time and time_inlining_benefit.
19196 (struct cgraph_global_info): Replace insns by time ans size fields.
19197 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19198 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19199 (ipcp_update_callgraph): Do not touch function bodies.
19200 * ipa-inline.c: Include except.h
19201 (MAX_TIME): New constant.
19202 (overall_insns): Remove
19203 (overall_size, max_benefit): New static variables.
19204 (cgraph_estimate_time_after_inlining): New function.
19205 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19206 (cgraph_clone_inlined_nodes): Update size.
19207 (cgraph_mark_inline_edge): Update size.
19208 (cgraph_estimate_growth): Use size info.
19209 (cgraph_check_inline_limits): Check size.
19210 (cgraph_default_inline_p): Likewise.
19211 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19212 (cgraph_decide_recursive_inlining): Check size.
19213 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19215 (cgraph_decide_inlining): Likewise.
19216 (cgraph_decide_inlining_incrementally): Likewise; honor
19217 PARAM_EARLY_INLINING_INSNS.
19218 (likely_eliminated_by_inlining_p): New predicate.
19219 (estimate_function_body_sizes): New function.
19220 (compute_inline_parameters): Use it.
19221 * except.c (must_not_throw_labels): New function.
19222 * except.h (must_not_throw_labels): Declare.
19223 * tree-inline.c (init_inline_once): Kill inlining_weigths
19224 * tree-ssa-structalias.c: Avoid uninitialized warning.
19225 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19226 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19227 (PARAM_INLINE_CALL_COST): Remove.
19228 (PARAM_EARLY_INLINING_INSNS): New.
19230 2009-05-15 Richard Guenther <rguenther@suse.de>
19232 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19233 not TODO_update_ssa.
19235 2009-05-15 Richard Guenther <rguenther@suse.de>
19237 PR tree-optimization/39999
19238 * gimple.h (gimple_expr_type): Use the expression type looking
19239 through useless conversions.
19240 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19241 (vn_nary_op_insert_stmt): Likewise.
19242 (simplify_binary_expression): Likewise.
19244 2009-05-15 Richard Guenther <rguenther@suse.de>
19246 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19247 New options, enabled by default.
19248 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19250 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19251 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19252 * tree-ssa-structalias.c (gate_tree_pta): New function.
19253 (pass_build_alias): Use it.
19255 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19257 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19258 recurse on an invariant address if a conversion from a pointer
19259 type to a wider integer type is involved.
19261 2009-05-15 Jan Hubicka <jh@suse.cz>
19263 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19264 * cgraph.h (struct inline_summary): New filed self_wize,
19265 size_inlining_benefit, self_time and time_inlining_benefit.
19266 (struct cgraph_global_info): Replace insns by time ans size fields.
19267 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19268 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19269 (ipcp_update_callgraph): Do not touch function bodies.
19270 * ipa-inline.c: Include except.h
19271 (MAX_TIME): New constant.
19272 (overall_insns): Remove
19273 (overall_size, max_benefit): New static variables.
19274 (cgraph_estimate_time_after_inlining): New function.
19275 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19276 (cgraph_clone_inlined_nodes): Update size.
19277 (cgraph_mark_inline_edge): Update size.
19278 (cgraph_estimate_growth): Use size info.
19279 (cgraph_check_inline_limits): Check size.
19280 (cgraph_default_inline_p): Likewise.
19281 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19282 (cgraph_decide_recursive_inlining): Check size.
19283 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19285 (cgraph_decide_inlining): Likewise.
19286 (cgraph_decide_inlining_incrementally): Likewise; honor
19287 PARAM_EARLY_INLINING_INSNS.
19288 (likely_eliminated_by_inlining_p): New predicate.
19289 (estimate_function_body_sizes): New function.
19290 (compute_inline_parameters): Use it.
19291 * except.c (must_not_throw_labels): New function.
19292 * except.h (must_not_throw_labels): Declare.
19293 * tree-inline.c (init_inline_once): Kill inlining_weigths
19294 * tree-ssa-structalias.c: Avoid uninitialized warning.
19295 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19296 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19297 (PARAM_INLINE_CALL_COST): Remove.
19298 (PARAM_EARLY_INLINING_INSNS): New.
19299 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19300 (inline-call-cost): Remove.
19301 (early-inlining-insns): New.
19303 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19305 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19307 (print_int_cst_bounds_in_octal_p): Likewise.
19308 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19310 * dwarf2out.c (base_type_die): Likewise.
19311 (is_subrange_type): Delete.
19312 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19313 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19314 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19315 if the destination type is boolean.
19316 (build_range_check): Do not special-case subtypes.
19317 (fold_sign_changed_comparison): Likewise.
19318 (fold_unary): Likewise.
19319 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19320 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19321 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19322 * tree.c (subrange_type_for_debug_p): New predicate based on the
19323 former is_subrange_type.
19324 * tree.h (subrange_type_for_debug_p): Declare.
19325 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19326 (convert_affine_scev): Remove call to above function.
19327 (chrec_convert_aggressive): Likewise.
19328 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19329 false for conversions involving subtypes.
19330 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19331 (vrp_val_min): Likewise.
19332 (needs_overflow_infinity): Likewise.
19333 (extract_range_from_unary_expr): Likewise.
19335 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19337 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19338 * config/frv/frv.c: Likewise.
19339 * config/s390/s390.c: Likewise.
19340 * config/sparc/sparc.h: Likewise.
19341 * config/i386/i386.h: Likewise.
19342 * config/i386/i386.c: Likewise.
19343 * config/crx/crx.c: Likewise.
19344 * config/m68hc11/m68hc11.h: Likewise.
19345 * config/iq2000/iq2000.c: Likewise.
19346 * config/mn10300/mn10300.h: Likewise.
19347 * config/mn10300/mn10300.c: Likewise.
19348 * config/m68k/m68k.c: Likewise.
19349 * config/rs6000/rs6000.c: Likewise.
19350 * config/rs6000/xcoff.h: Likewise.
19351 * config/rs6000/linux64.h: Likewise.
19352 * config/rs6000/sysv4.h: Likewise.
19353 * config/score/score3.c: Likewise.
19354 * config/score/score7.c: Likewise.
19355 * config/score/score.c: Likewise.
19356 * config/arm/arm.md: Likewise.
19357 * config/mips/mips.c: Likewise.
19358 * config/mips/mips.md: Likewise.
19359 * config/bfin/bfin.h: Likewise.
19360 * config/pa/pa.c: Likewise.
19361 * config/pa/constraints.md: Likewise.
19363 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19364 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19365 * config/pdp11/pdp11.h: Use memory_address_p instead.
19367 2009-05-14 Ian Lance Taylor <iant@google.com>
19369 * passes.c (finish_optimization_passes): Change i to int.
19370 * plugin.c (plugins_active_p): Change event to int.
19371 (dump_active_plugins): Likewise.
19372 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19374 * tree.c (tree_range_check_failed): Change c to unsigned int.
19375 (omp_clause_range_check_failed): Likewise.
19376 (build_common_builtin_nodes): Change mode to int. Add cast.
19377 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19378 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19380 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19381 ++ or -- with a variable of enum type.
19383 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19386 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19388 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19390 * store-motion.c: Do not include params.h
19391 * Makefile.in: Fix dependencies for various files.
19393 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19395 * auto-inc-dec.c: Fix pass description, remove apparent
19396 accidental duplication.
19398 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19400 PR middle-end/40147
19401 * ipa-utils.h (memory_identifier_string): Moved to ...
19402 * tree.h (memory_identifier_string): Here. Add GTY(()).
19404 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19406 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19407 in the former documentation of...
19408 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19409 * ira-conflicts.c (get_dup_num): Use address_operand.
19410 * targhooks.c (default_legitimate_address_p): New.
19411 * targhooks.h (default_legitimate_address_p): New.
19412 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19414 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19415 * target.h (struct target): Add legitimate_address_p.
19416 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19417 (TARGET_INITIALIZER): Include it.
19419 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19420 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19421 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19422 (TARGET_LEGITIMATE_ADDRESS_P): New.
19424 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19425 (REG_OK_STRICT_P): Delete.
19426 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19427 (frv_legitimate_address_p_1): ... this.
19428 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19429 (frv_legitimate_address_p_1): ... the renamed old
19430 frv_legitimate_address_p.
19431 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19432 (TARGET_LEGITIMATE_ADDRESS_P): New.
19434 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19435 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19436 * config/s390/s390.c (legitimate_address_p): Rename to...
19437 (s390_legitimate_address_p): ... this, make static.
19438 (legitimize_address): Adjust call.
19439 (TARGET_LEGITIMATE_ADDRESS_P): New.
19440 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19442 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19443 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19444 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19445 (TARGET_LEGITIMATE_ADDRESS_P): New.
19447 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19448 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19449 * config/spu/spu.c (spu_legitimate_address): Rename to...
19450 (spu_legitimate_address_p): ... this, make static.
19451 (TARGET_LEGITIMATE_ADDRESS_P): New.
19453 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19454 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19455 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19456 (sparc_legitimate_address_p): ... this, make static and return bool.
19457 (legitimize_address): Adjust call.
19458 (TARGET_LEGITIMATE_ADDRESS_P): New.
19460 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19461 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19462 * config/i386/i386.c (legitimate_address_p): Rename to...
19463 (ix86_legitimate_address_p): ... this, make static.
19464 (constant_address_p): Move after it, adjust call.
19465 (TARGET_LEGITIMATE_ADDRESS_P): New.
19467 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19468 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19469 * config/avr/avr.c (legitimate_address_p): Rename to...
19470 (avr_legitimate_address_p): ... this, make static.
19471 (legitimize_address): Adjust call.
19472 (TARGET_LEGITIMATE_ADDRESS_P): New.
19474 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19475 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19476 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19477 (TARGET_LEGITIMATE_ADDRESS_P): New.
19479 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19480 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19481 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19482 (TARGET_LEGITIMATE_ADDRESS_P): New.
19484 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19485 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19487 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19489 (TARGET_LEGITIMATE_ADDRESS_P): New.
19491 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19492 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19494 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19496 (m68hc11_legitimate_address_p): ... this, make static.
19497 (go_if_legitimate_address_internal): Rename to...
19498 (m68hc11_legitimate_address_p_1): ... this.
19499 (legitimize_address): Adjust call.
19500 (TARGET_LEGITIMATE_ADDRESS_P): New.
19502 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19503 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19504 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19505 (TARGET_LEGITIMATE_ADDRESS_P): New.
19507 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19508 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19509 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19510 (mn10300_legitimate_address_p): ... this, make static.
19511 (TARGET_LEGITIMATE_ADDRESS_P): New.
19513 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19514 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19515 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19516 (TARGET_LEGITIMATE_ADDRESS_P): New.
19518 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19519 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19520 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19521 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19522 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19523 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19524 (rs6000_legitimate_address_p): ... this, make static.
19525 (TARGET_LEGITIMATE_ADDRESS_P): New.
19526 (REG_MODE_OK_FOR_BASE_P): Delete.
19527 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19529 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19530 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19532 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19533 static, adjust types.
19534 (TARGET_LEGITIMATE_ADDRESS_P): New.
19536 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19537 * config/score/score.c (score_address_p): Rename to...
19538 (score_legitimate_address_p): ... this.
19539 (TARGET_LEGITIMATE_ADDRESS_P): New.
19540 * config/score/score3.c (score3_address_p): Rename to...
19541 (score3_legitimate_address_p): ... this.
19542 * config/score/score7.c (score7_address_p): Rename to...
19543 (score7_legitimate_address_p): ... this.
19545 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19546 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19547 GO_IF_LEGITIMATE_ADDRESS): Delete.
19548 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19549 thumb2_legitimate_address_p): Delete.
19550 (arm_legitimate_address_p): Rename to...
19551 (arm_legitimate_address_outer_p): ... this.
19552 * config/arm/constraints.md ("Uq"): Adjust call.
19553 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19554 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19556 (arm_legitimate_address_outer_p): ... this.
19557 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19559 (TARGET_LEGITIMATE_ADDRESS_P): New.
19561 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19562 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19563 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19564 (TARGET_LEGITIMATE_ADDRESS_P): New.
19566 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19567 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19568 * config/vax/vax.c (legitimate_address_p): Rename to...
19569 (vax_legitimate_address_p): ... this, make static.
19570 (TARGET_LEGITIMATE_ADDRESS_P): New.
19572 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19573 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19574 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19575 (TARGET_LEGITIMATE_ADDRESS_P): New.
19577 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19578 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19579 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19580 (mmix_legitimate_address_p): ... this, make static.
19581 (TARGET_LEGITIMATE_ADDRESS_P): New.
19583 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19584 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19585 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19586 (TARGET_LEGITIMATE_ADDRESS_P): New.
19588 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19590 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19591 of MODE_COMPLEX_INT.
19593 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19595 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19596 LCT_NORMAL in function call.
19597 * mips-tdump.c (print_file_desc): Add cast to enum type.
19598 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19599 (mark_stabs): Add casts to enum types.
19600 (parse_stabs_common): Add casts to enum types.
19602 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19604 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19605 Check for invalid values of LETTER.
19607 2009-05-13 Taras Glek <tglek@mozilla.com>
19609 * attribs.c (register_attribute): moved out attribute registration
19610 into register_attribute.
19611 * doc/plugins.texi: Documented register_attribute and
19613 * gcc-plugin.h: Added forward decl for register_attribute.
19614 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19615 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19616 PLUGIN_ATTRIBUTES boilerplate.
19618 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19620 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19621 values even in sentinel and empty entries.
19622 (ms_printf_flag_specs): Likewise.
19623 (ms_scanf_flag_specs): Likewise.
19624 (ms_strftime_flag_specs): Likewise.
19625 (ms_print_char_table): Likewise.
19626 (ms_scan_char_table): Likewise.
19627 (ms_time_char_table): Likewise.
19629 2009-05-13 Doug Kwan <dougkwan@google.com>
19631 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19633 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19635 * config/mips/mips.md (store): Add attributes for QI and HI.
19637 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19638 (truncdi<mode>2): ... this new pattern.
19640 2009-05-13 Brad Hards <bradh@kde.org>
19642 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19644 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19645 Ben Elliston <bje@au.ibm.com>
19647 PR middle-end/40035
19648 * dse.c (check_mem_read_rtx): Guard against width == -1.
19650 2009-05-13 Michael Matz <matz@suse.de>
19652 PR middle-end/39976
19653 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19654 (trivially_conflicts_p): New function.
19655 (insert_backedge_copies): Use it.
19657 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19659 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19660 (handle_stdc_pragma): Use new enum constant names.
19661 (handle_pragma_float_const_decimal64): Ditto.
19663 2009-05-13 Ian Lance Taylor <iant@google.com>
19665 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19668 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19670 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19671 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19673 * config/m68k/m68k.h (FL_UCLINUX): Define.
19675 2009-05-13 Jan Hubicka <jh@suse.cz>
19677 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19679 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19681 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19682 unless -fschedule-insns is specified.
19684 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19687 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19688 TARGET_EXPAND_CBRANCHDI4.
19689 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19690 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19691 (cmpeqdi): Fix comment.
19693 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19695 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19696 (sh_legitimate_address_p): Likewise.
19697 * config/sh/sh.c (sh_legitimate_index_p): New.
19698 (sh_legitimate_address_p): Likewise.
19699 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19700 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19701 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19702 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19703 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19704 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19705 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19706 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19707 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19709 2009-05-12 Jan Hubicka <jh@suse.cz>
19711 * tree-inline.c (estimate_operator_cost): Add operands;
19712 when division happens by constant, it is cheap.
19713 (estimate_num_insns): Loads and stores are not having cost of 0;
19714 EH magic stuff is cheap; when computing runtime cost of switch,
19715 use log2 base of amount of its cases; builtin_expect has cost of 0;
19716 compute cost for moving return value of call.
19717 (init_inline_once): Initialize time_based flags.
19718 * tree-inline.h (eni_weights_d): Add time_based flag.
19720 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19722 * df-core.c: Update head documentation.
19724 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19727 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19728 shadowing exisiting variable op1.
19730 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19733 * config/i386/driver-i386.c (processor_signatures): New enum.
19734 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19735 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19736 processor signature to detect geode processor.
19738 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19742 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19744 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19745 causes spurious differences between trunk and cond-optab branch.
19747 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19749 * dojump.c (compare_from_rtx): Delete.
19750 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19751 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19752 if the comparison does not satisfy the predicate; test predicates for
19753 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19754 further if one existing pattern fails.
19755 * expr.h (compare_from_rtx): Delete.
19756 (prepare_operand): Declare it.
19757 * optabs.c: Change "lib call" to "libcall" throughout.
19758 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19759 HAVE_conditional_trap, emit_cmp_insn): Delete.
19760 (can_compare_p): Delete cmp_optab case.
19761 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19762 Accept other parameters by value.
19763 (prepare_operand): Make non-static.
19764 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19765 other parameters by value. Try to widen operands here based on
19766 an optab_methods argument and looking at cbranch_optab.
19767 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19768 loop. Use cbranch_optab directly.
19769 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19770 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19772 (emit_conditional_move, emit_conditional_add): Inline what's needed
19773 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19774 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19775 with COMPARE. Move cmov_optab and cstore_optab above
19776 with cbranch_optab, move cmp_optab down with ucmp_optab,
19777 remove tst_otpab. Do not initialize trap_rtx.
19778 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19779 for trap code. Do not check HAVE_conditional_trap. Use
19780 prepare_cmp_insn. Accept no predicate for operand 3.
19781 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19782 (OTI_ctrap, ctrap_optab): New.
19783 (tst_optab): Delete.
19784 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19785 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19786 with lookup of ctrap_optab.
19787 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19789 (ctrap_optab): New.
19791 * combine.c (combine_simplify_rtx, simplify_set): Do not
19792 special case comparing against zero for cc0 machines.
19793 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19794 COMPARE on cc0 machines.
19795 (simplify_relational_operation): Return a new expression when
19796 a COMPARE could be removed.
19797 * final.c (final_scan_insn): Compare cc_status values
19798 against LHS of a (compare FOO (const_int 0)) cc0 source.
19799 Also check if cc_status.value is the full compare.
19801 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19802 (cstoreMM4): Document.
19803 (conditional_trap): Document ctrapMM4 instead.
19804 (sync_compare_and_swapMM): Refer to cbranchcc4.
19805 (Dependent Patterns): Eliminate obsolete information referring to
19806 the old jump optimization phase.
19807 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19808 of compares with 0 on cc0 machines.
19809 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19810 avoiding references to cc0. Remove text about storing operands
19812 * doc/tm.texi (Condition Codes): Include blurb on different
19813 condition code representations, separate into subsections for
19814 CC0, MODE_CC and conditional execution.
19816 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19817 alpha_emit_setcc): Accept operands and a machine mode.
19818 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19819 Get code/op0/op1 from operands, use machine mode argument
19820 instead of alpha_compare.fp_p. Emit the branch here.
19821 (alpha_emit_setcc): Likewise, and return boolean.
19822 (alpha_emit_conditional_move): Likewise. Assert that
19823 cmp_op_mode == cmp_mode, and simplify accordingly.
19824 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19825 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19826 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19828 (stack probe test): Use cbranchdi4.
19829 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19831 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19832 * config/arc/arc.h (movsicc, movsfcc): Use it.
19833 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19834 (cbranchsi4, cstoresi4): New.
19835 (cmpsi, bCC and sCC expanders): Remove.
19837 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19838 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19839 * config/arm/predicates.md (arm_comparison_operator): Only include
19840 floating-point operators if there is a hardware floating-point unit.
19841 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19842 deferring to cbranch_cc and cstore_cc respectively.
19843 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19844 cbranch_cc, cstore_cc): New.
19845 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19847 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19849 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19850 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19852 (adjust_insn_length): Adjust calls.
19853 (avr_reorg): Handle (compare (foo) (const_int 0)).
19854 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19855 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19856 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19857 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19859 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19860 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19862 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19863 (cbranchsi4, cstorebi4, cstoresi4): New.
19864 (movbisi): This insn is duplicate, split it to zero_extend.
19865 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19866 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19867 (bfin_optimize_loop): Use cbranch expander.
19868 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19869 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19870 (bfin_bimode_comparison_operator): ... this.
19871 (bfin_direct_comparison_operator): New.
19873 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19874 inside (compare FOO (const_int 0)).
19875 (cris_rtx_costs): Handle ZERO_EXTRACT.
19876 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19877 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19878 (*tstdi_v32): Delete.
19879 (*cmpdi_non_v32): Add M alternative for operand 1.
19880 (cmpsi, cmp<mode>): Make private.
19881 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19883 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19885 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19886 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19887 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19888 (cc_reg_operand): New.
19889 (any_cond): Delete.
19890 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19891 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19892 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19893 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19894 crx_expand_scond): Delete.
19896 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19898 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19899 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19901 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19902 cstoresi4, cstoresf4, cstoredf4): New.
19903 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19904 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19905 Receive the entire operands array.
19906 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19907 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19908 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19909 Get test/op0/op1 from the operands array.
19910 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19912 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19913 (h8300_expand_store): New.
19914 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19916 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19917 (h8300_expand_store): New.
19918 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19919 or do not try to produce (set (cc0) REG).
19920 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19921 change a compare into a move to a scratch register. Disable some
19922 peepholes when comparing with zero.
19923 (tstsi, tsthi, tstsi, cmpqi): Make private.
19925 (bCC, sCC): Delete.
19926 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19929 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19930 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19931 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19932 (ix86_emit_i387_log1p): Use cbranchxf2.
19933 (ix86_expand_setcc): Return void.
19934 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19935 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19936 cmp<MODEF>, cmpcc): Remove.
19937 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19938 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19939 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19940 (sCC and bCC expanders): Remove.
19941 (stack_protect_test): Use cbranchcc4.
19943 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19945 (ia64_expand_compare): Accept three rtx by reference and return void.
19946 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19947 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19948 from *expr. Update *expr with the BImode comparison to do.
19949 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19950 cmptf, bCC, sCC, conditional_trap): Delete.
19951 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19952 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19953 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19954 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19955 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19957 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19958 type of last argument.
19959 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19960 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19961 use machine mode argument instead of branch_type. Remove dead
19962 code for floating-point comparisons.
19963 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19964 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19966 (cbranchsi4, cstoresi4): New.
19967 * config/iq2000/predicates.md (reg_or_const_operand): New.
19969 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19970 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19971 (b<code>_op): Rewrite to...
19972 (bcc_op): ... this, using match_operator.
19973 (s<code>_op): Rewrite to...
19974 (scc_op): ... this, using match_operator.
19975 (s<code>_24_op): Rewrite to...
19976 (scc_op_24): ... this, using match_operator.
19977 (s<code>_<mode>): Rewrite to...
19978 (cstore<mode>4): ... this, using match_operator.
19979 (s<code>_<mode>_24): Rewrite to...
19980 (cstore<mode>4_24): ... this, using match_operator.
19981 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19982 m32c_unpend_compare, m32c_expand_scc): Delete.
19983 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19984 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19985 (m32c_expand_movcc): Change NE to EQ if necessary.
19986 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19988 * config/m32r/m32r-protos.h (gen_cond_store): New.
19989 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19990 (gen_cond_store): New, from sCC patterns.
19991 (m32r_expand_block_move): Use cbranchsi4.
19992 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19993 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19994 (cbranchsi4, cstoresi4): New.
19996 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19998 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19999 (m68hc11_notice_update_cc): Look into a compare with 0.
20000 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20002 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20003 cmphi, cmpqi, bCC): Delete.
20004 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20005 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20006 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20009 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20010 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20011 * config/m68k/constraints.md (H): New.
20012 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20013 the define_insn below.
20014 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20015 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20016 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20017 patterns): Wrap RHS with COMPARE.
20018 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20019 (*cmpdi_internal): Name this pattern.
20020 (cmpdi): Change to define_insn.
20021 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20022 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20023 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20025 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20026 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20027 (conditional_trap): Change to...
20028 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20029 (*conditional_trap): Use the ordered_comparison_operator and
20030 const1_operand predicates.
20031 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20032 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20033 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20034 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20036 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20037 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20038 (mcore_gen_compare): New.
20039 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20040 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20041 (mcore_gen_compare): ... this.
20042 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20043 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20044 (stack probe pattern): Use cbranchsi4.
20046 * config/mips/predicates.md (mips_cstore_operator): New.
20047 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20048 * config/mips/mips.md (any_cond): Delete.
20049 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20051 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20052 fixuns_truncsfdi2): Use cbranch patterns.
20053 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20054 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20055 Adjust call to mips_expand_conditional_branch.
20056 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20058 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20059 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20060 * config/mips/mips.c (cmp_operands): Delete.
20061 (mips_emit_compare): Get comparison operands from *op0/*op1.
20062 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20063 that it succeeds. Use op0/op1 instead of cmp_operands.
20064 (mips_expand_conditional_branch, mips_expand_conditional_move,
20065 mips_expand_conditional_trap): Likewise.
20066 (mips_block_move_loop): Use cbranch patterns.
20067 * config/mips/mips.h (cmp_operands): Delete.
20069 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20070 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20071 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20072 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20073 (*cmpcc_folded): Rename to...
20074 (*cmpdi_folded): this.
20075 (*cmpcc): Rename to...
20077 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20080 (cbranchdf4): New. Handle invalid comparisons here.
20081 * config/mmix/predicates.md (float_comparison_operator): New.
20083 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20084 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20085 * config/mn10300/mn10300.md (tst): Delete.
20086 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20087 Name these patterns and wrap RHS in a compare.
20088 (*cmpsi): Make this pattern private. Include tst.
20089 (*cmpsf): Make this pattern private.
20090 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20091 (compare with zero peepholes): Likewise.
20093 (cbranchsi4, cbranchsf4): New.
20094 (casesi): Use cbranchsi4.
20096 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20097 hppa_branch_type): Delete.
20098 (return_addr_rtx): Use cbranchsi4.
20099 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20100 Emit CCFPmode comparison here.
20101 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20102 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20103 hppa_branch_type): Delete.
20104 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20105 (movsicc, movdicc): Remove references to hppa_compare_op0,
20106 hppa_compare_op1 and compare_from_rtx.
20107 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20108 (casesi): Use cbranchsi4.
20110 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20111 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20112 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20113 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20114 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20116 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20117 (*branch, *branch_inverted): New.
20119 * config/picochip/picochip.md (cbranchhi4): Use
20120 ordered_comparison_operator.
20121 (cmphi, bCC): Remove.
20123 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20124 (trap_comparison_operator): Delete.
20125 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20126 rs6000_emit_cbranch): Accept mode and operands.
20127 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20128 rs6000_compare_fp_p): Delete.
20129 (rs6000_generate_compare): Accept mode and comparison. Extract code
20130 and op0/op1 from there. Replace references to rs6000_compare_op0
20131 and rs6000_compare_op1.
20132 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20133 extract result from passed operands.
20134 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20135 extract loc from passed operands.
20136 (rs6000_emit_cmove): Likewise.
20137 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20138 rs6000_compare_fp_p): Delete.
20139 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20140 (cbranch<GPR>4, cbranch<FP>4): New.
20141 (cstore<mode>4): New. Consolidate here all choices about when to use
20142 portable or specialized sCC sequences.
20143 (stack_protect_test): Use cbranchsi4.
20144 (conditional_trap): Replace with ctrap<GPR>4.
20145 (conditional trap insn): Replace trap_comparison_operator with
20146 ordered_comparison_operator.
20148 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20149 (s390_emit_prologue): Use ctrap.
20150 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20151 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20152 New predicates replacing...
20153 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20154 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20155 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20156 (add<mode>cc): Do not use s390_compare_op0/op1.
20157 (s<code>): Change to...
20158 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20159 (seq): Change to...
20160 (cstorecc4): ... this. Handle EQ or NE equally.
20161 (*sne): Un-privatize for use in cstorecc4.
20162 (b<code>): Change to...
20163 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20164 (conditional_trap): Replace with...
20165 (ctrap<GPR>4, ctrap<FP>4): ... these.
20166 (stack_protect): Use cbranchcc4.
20168 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20169 * config/score/score-protos.h (score_gen_cmp): Delete.
20170 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20171 (score_block_move-loop): Use cbranchsi4.
20172 * config/score/score.md (cbranchsi4): New.
20173 (cmpsi, bCC): Delete.
20174 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20175 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20176 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20177 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20178 * config/score/score3.h (score3_gen_cmp): Delete.
20179 * config/score/score7.h (score7_gen_cmp): Delete.
20181 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20182 (sh_emit_scc_to_t): ... this. Return void.
20183 (from_compare): Rename to...
20184 (sh_emit_compare_and_branch): ... this.
20185 (sh_emit_compare_and_set): New.
20186 (sh_expand_t_scc): Accept operands.
20187 * config/sh/predicates.md (sh_float_comparison_operator): New.
20188 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20189 (prepare_scc_operands): Rename to...
20190 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20192 (sh_emit_cheap_store_flag): New.
20193 (sh_emit_set_t_insn): New.
20194 (from_compare): Rename to...
20195 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20196 handling of TARGET_SH2E floating point to avoid recursive call.
20197 Generate branch here.
20198 (sh_emit_compare_and_set): New.
20199 (sh_expand_t_scc): Get op0/op1 from arguments.
20200 (sh_emit_cheap_store_flag): New.
20201 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20203 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20204 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20205 (movsicc, movdicc): Do nothing when it recreated operands from
20206 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20207 prepare_scc_operands (now sh_emit_scc_to_t).
20208 (udivdi3): Use cstoresi4.
20209 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20210 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20211 (cbranchint4_media, cbranchfp4_media): New.
20212 (casesi): Use cbranchdi4.
20213 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20215 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20216 (movnegt): Remove second operand.
20217 (cbranchsf4, cbranchdf4): New.
20218 (stack_protect): Use cbranchdi4/cbranchsi4.
20220 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20221 (gen_compare_reg): Accept comparison, extract part of it to...
20222 (gen_compare_reg_1): ... this.
20223 (gen_compare_operator): Delete.
20224 (gen_v9_scc): Accept separate destination, comparison code and arms.
20225 Do not use sparc_compare_op0/sparc_compare_op1.
20226 (emit_scc_insn, emit_conditional_branch_insn): New.
20227 (emit_v9_brxx): Make static. Remove useless assertion.
20228 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20230 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20231 * config/sparc/sparc-protos.h (gen_compare_reg,
20232 sparc_emit_float_lib_cmp): Adjust prototype.
20233 (emit_scc_insn, emit_conditional_branch_insn): New.
20234 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20235 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20236 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20237 iterators to the top.
20238 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20239 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20240 snedi_special_trunc): Delete.
20241 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20242 and snedi_special_trunc.
20243 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20244 cbranchdi4, cbranch<F:mode>4): New.
20245 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20246 here. Use gen_compare_reg instead of gen_compare_operator.
20247 (conditional_trap): Replace with...
20248 (ctrapsi4, ctrapdi4): ... this.
20249 (stack_protect_test): Use cbranchcc4.
20251 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20253 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20254 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20255 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20256 from operands[0] or operands[3] depending on is_set.
20257 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20258 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20259 cmpdf, bCC), sCC: Remove.
20260 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20261 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20263 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20264 spu_emit_branch_or_set.
20266 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20268 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20269 xstormy16_compare_op1): Delete.
20270 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20271 xstormy16_compare_op1): Delete.
20272 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20274 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20275 (cmphi, cmpsi, bCC): Remove.
20277 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20278 (*cmpsi): ... this one.
20279 (cbranchsi4, cstoresi4): New.
20280 (bCC expanders): Delete.
20281 (sCC insns): Fold into...
20282 (*setcc): ... this one.
20283 (casesi): Do not use gen_cmpsi and gen_bgtu.
20284 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20285 (movsicc): Simplify.
20286 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20288 * config/vax/vax-protos.h (cond_name): New.
20289 (vax_output_conditional_branch): Remove.
20290 * config/vax/vax.c (cond_name): New.
20291 (vax_output_conditional_branch): Remove.
20292 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20293 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20294 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20295 (bit<VAXint>): Wrap source with (compare).
20296 (b<code> and following unnamed pattern): Rename to *branch and
20297 *branch_reversed. Change macroization to match_operator.
20298 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20300 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20301 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20302 Change last argument to machine_mode.
20303 (xtensa_expand_scc): Add machine_mode argument.
20304 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20305 (gen_conditional_move, xtensa_expand_conditional_branch,
20306 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20307 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20308 Adjust operand numbers.
20309 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20311 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20312 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20313 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20315 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20317 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20318 causes spurious differences between trunk and cond-optab branch.
20320 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20323 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20325 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20327 * tree.c (iterative_hash_pointer): Delete.
20328 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20329 Hash UIDs and versions of SSA names. Don't special-case built-in
20330 function declarations.
20332 2009-05-11 Ian Lance Taylor <iant@google.com>
20335 * graphite.c: Force -Wc++-compat to only be a warning before
20336 #including "cloog/cloog.h".
20338 2009-05-11 Martin Jambor <mjambor@suse.cz>
20340 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20342 2009-05-11 Jan Hubicka <jh@suse.cz>
20344 * tree-ssa-loop-ivcanon.c: Include target.h
20345 (struct loop_size): new structure.
20346 (constant_after_peeling): New predicate.
20347 (tree_estimate_loop_size): New function.
20348 (estimated_unrolled_size): Rewrite for new estimates.
20349 (try_unroll_loop_completely): Use new estimates.
20350 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20352 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20354 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20355 libcpp interface change.
20356 (spu_macro_to_expand): Likewise.
20358 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20360 PR tree-optimization/40026
20361 * gimplify.c (gimplify_init_constructor): Change initial conditional
20362 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20363 optimize_compound_literals_in_ctor.
20365 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20367 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20369 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20371 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20373 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20374 HOST_WIDE_INT for gap.
20376 2009-05-11 Ira Rosen <irar@il.ibm.com>
20378 PR tree-optimization/40074
20379 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20380 account in group size and step comparison.
20382 2009-05-11 Richard Guenther <rguenther@suse.de>
20384 * passes.c (init_optimization_passes): Strip now incorrect comment.
20385 (execute_function_todo): Do not set PROP_alias.
20386 * tree-pass.h (PROP_alias): Remove.
20387 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20388 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20389 * tree-nrv.c (pass_return_slot): Likewise.
20390 * tree-object-size.c (pass_object_sizes): Likewise.
20391 * tree-ssa-dom.c (pass_dominator): Likewise.
20392 (pass_phi_only_cprop): Likewise.
20393 * tree-ssa-dse.c (pass_dse): Likewise.
20394 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20395 (pass_cselim): Likewise.
20396 * tree-ssa-pre.c (pass_pre): Likewise.
20397 (pass_fre): Likewise.
20398 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20399 * tree-ssa-sink.c (pass_sink_code): Likewise.
20400 * tree-stdarg.c (pass_stdarg): Likewise.
20401 * tree-tailcall.c (pass_tail_calls): Likewise.
20402 * tree-vrp.c (pass_vrp): Likewise.
20404 2009-05-10 Ian Lance Taylor <iant@google.com>
20406 * basic-block.h (enum profile_status): Break out of struct
20407 control_flow_graph.
20408 * cgraph.h (struct inline_summary): Break out of struct
20410 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20411 of struct cgraph_order_sort.
20412 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20413 * cse.c (struct branch_path): Break out of struct
20414 cse_basic_block_data.
20415 * except.h (enum eh_region_type): Break out of struct eh_region.
20416 * gcc.c (enum add_del): Break out of struct modify_target.
20417 * genrecog.c (enum decision_type): Break out of struct decision_test.
20418 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20420 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20421 * regmove.c (enum match_use): New enum, broken out of struct match.
20422 * sched-int.h (enum post_call_group): New enum, broken out of
20424 (struct deps_reg): Break out of struct deps.
20425 * target.h (struct asm_int_op): Break out of struct gcc_target.
20426 * tree-eh.c (struct goto_queue_node): Break out of struct
20428 * tree-inline.h (enum copy_body_cge_which): Break out of
20430 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20432 * c-decl.c (in_struct, struct_types): New static variables.
20433 (pushtag): Add loc parameter. Change all callers.
20434 (lookup_tag): Add ploc parameter. Change all callers.
20435 (check_compound_literal_type): New function.
20436 (parser_xref_tag): Add loc parameter. Change all callers. If
20437 -Wc++-compat, warn about struct/union/enum types defined within a
20439 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20440 and loc parameters. Change all callers. Change error calls to
20441 error_at, using loc. For a redefinition, if the location of the
20442 original definition is known, report it. Set in_struct and
20443 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20444 (finish_struct): Add new parameters enclosing_in_struct and
20445 enclosing_struct_types. Change all callers. Set
20446 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20447 in the struct. If in a struct, add this struct to struct_types.
20448 (start_enum): Add loc parameter. Change all callers. Use
20449 error_at for errors, using loc. For a redefinition, if the
20450 location of the original definition is known, report it. If in a
20451 struct, add this enum type to struct_types. If -Wc++-compat warn
20452 if in sizeof, typeof, or alignof.
20453 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20454 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20455 (c_parser_enum_specifier): Get enum location for start_enum.
20456 (c_parser_struct_or_union_specifier): Get struct location for
20457 start_struct. Save in_struct and struct_types status between
20458 start_struct and finish_struct.
20459 (c_parser_cast_expression): Get location of cast.
20460 (c_parser_alignof_expression): Get location of type.
20461 (c_parser_postfix_expression): Likewise.
20462 (c_parser_postfix_expression_after_paren_type): Add type_loc
20463 parameter. Change all callers. Call check_compound_literal_type.
20464 Use type_loc for error about variable size type.
20465 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20466 of an enum constant from an enum type defined in a struct or union.
20467 (c_cast_expr): Add loc parameter. Change all callers. If
20468 -Wc++-compat, warn about defining a type in a cast.
20469 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20470 (start_enum, start_struct, finish_struct): Update declarations.
20471 (parser_xref_tag, c_cast_expr): Update declarations.
20472 (check_compound_literal_type): Declare.
20474 2009-05-11 Ben Elliston <bje@au.ibm.com>
20476 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20477 for recent libcpp interface change.
20478 (rs6000_macro_to_expand): Likewise.
20480 2009-05-10 Michael Matz <matz@suse.de>
20483 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20484 not at entry of function.
20486 2009-05-10 Richard Guenther <rguenther@suse.de>
20488 PR tree-optimization/40081
20490 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20491 using the main variant of the element type. Do not fiddle with
20492 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20494 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20495 structs with volatile fields.
20497 2009-05-10 Jan Hubicka <jh@suse.cz>
20499 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20500 (estimate_move_cost): Assert that it does not get called for
20502 (estimate_num_insns): Skip VOID types in argument handling.
20503 (optimize_inline_calls): Delete unreachable blocks and verify that
20504 callgraph is valid.
20506 2009-05-10 Jan Hubicka <jh@suse.cz>
20508 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20509 * cgraph.c (cgraph_mark_address_taken_node): New function.
20510 (dump_cgraph_node): Dump new flag.
20511 * cgraph.h (struct cgraph_node): Add address_taken.
20512 (cgraph_mark_address_taken_node): New function.
20513 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20514 since new direct calls can be born.
20516 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20518 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20519 tok->val.node.node.
20521 2009-05-10 Jan Hubicka <jh@suse.cz>
20523 PR middle-end/40084
20524 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20526 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20527 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20528 * tree-inline.c (copy_bb): Set frequency correctly.
20529 (fold_marked_statements): Update call to
20530 cgraph_update_edges_for_call_stmt.
20532 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20534 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20535 identifiers in diagnostics.
20536 * config/arm/arm.c (arm_handle_fndecl_attribute,
20537 arm_handle_isr_attribute): Likewise.
20538 * config/avr/avr.c (avr_handle_progmem_attribute,
20539 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20540 * config/bfin/bfin.c (handle_int_attribute,
20541 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20542 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20543 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20545 * config/darwin.c (darwin_handle_kext_attribute,
20546 darwin_handle_weak_import_attribute): Likewise.
20547 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20548 h8300_handle_eightbit_data_attribute,
20549 h8300_handle_tiny_data_attribute): Likewise.
20550 * config/i386/i386.c (ix86_handle_cconv_attribute,
20551 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20552 * config/i386/winnt.c (ix86_handle_shared_attribute,
20553 ix86_handle_selectany_attribute): Likewise.
20554 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20555 * config/m32c/m32c.c (function_vector_handler): Likewise.
20556 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20557 m68hc11_handle_fntype_attribute): Likewise.
20558 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20559 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20560 * config/mips/mips.c (mips_insert_attributes,
20561 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20562 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20563 rs6000_handle_struct_attribute): Likewise.
20564 * config/sh/sh.c (sh_insert_attributes,
20565 sh_handle_resbank_handler_attribute,
20566 sh_handle_interrupt_handler_attribute,
20567 sh2a_handle_function_vector_handler_attribute,
20568 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20570 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20571 * config/spu/spu.c (spu_handle_fndecl_attribute,
20572 spu_handle_vector_attribute): Likewise.
20573 * config/stormy16/stormy16.c
20574 (xstormy16_handle_interrupt_attribute): Likewise.
20575 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20576 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20578 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20580 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20581 (pp_translate_identifiers): New.
20582 (pp_identifier): Only conditionally translate identifier to locale
20584 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20585 (pp_base_tree_identifier): Only conditionally translate identifier
20586 to locale character set.
20587 * c-pretty-print.c (M_): Define.
20588 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20589 fragments for conditional translation with M_.
20590 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20591 identifier translation.
20593 2009-05-10 Richard Guenther <rguenther@suse.de>
20595 PR tree-optimization/40081
20596 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20597 using the main variant of the element type. Do not fiddle with
20598 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20600 2009-05-09 Jan Hubicka <jh@suse.cz>
20602 PR middle-end/40080
20603 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20604 indirect calls; verify cgraph afterwards.
20606 2009-05-09 Jan Hubicka <jh@suse.cz>
20609 * ipa.c (update_inlined_to_pointer): New function.
20610 (cgraph_remove_unreachable_nodes): Use it.
20612 2009-05-09 Jan Hubicka <jh@suse.cz>
20614 * tree-eh.c (struct leh_state): Remove prev_try.
20615 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20616 not track prev_try.
20617 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20618 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20619 remove_eh_handler_and_replace, foreach_reachable_handler,
20620 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20621 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20622 (gen_eh_region_cleanup): Update prototype.
20624 2009-05-09 Jan Hubicka <jh@suse.cz>
20626 PR middle-end/40043
20627 * except.c (copy_eh_region): Always set prev_try.
20628 (redirect_eh_edge_to_label): Find outer try.
20629 (foreach_reachable_handler): When looking for prev try
20630 handle case where previous try is not going to be taken.
20632 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20634 PR tree-optimization/40049
20635 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20636 only vector/vector shifts, convert the type of the constant to the
20637 appropriate type to avoid building incorrect trees, which
20638 eventually have problems with garbage collection.
20640 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20642 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20643 -1 for complex floating-point types if honoring signed zeros.
20645 2009-05-08 Jan Hubicka <jh@suse.cz>
20647 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20648 argument; handle correctly when profile is absent.
20649 (build_cgraph_edges): Update.
20650 (rebuild_cgraph_edges): Update.
20651 * cgraph.c: Do not include varray.h.
20652 (cgraph_set_call_stmt_including_clones): New function.
20653 (cgraph_create_edge_including_clones): Likewise
20654 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20655 (cgraph_update_edges_for_call_stmt): Handle clones.
20656 (cgraph_remove_node): Handle clone tree.
20657 (cgraph_remove_node_and_inline_clones): New function.
20658 (dump_cgraph_node): Dump clone tree.
20659 (cgraph_clone_node): Handle clone tree.
20660 (clone_function_name): Bring here from tree-inline.c.
20661 (cgraph_create_virtual_clone): New function.
20662 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20663 (cgraph_clone_info): New function.
20664 (strut cgraph_node): Add clone_info and new clone tree pointers.
20665 (cgraph_remove_node_and_inline_clones,
20666 cgraph_set_call_stmt_including_clones,
20667 cgraph_create_edge_including_clones,
20668 cgraph_create_virtual_clone): Declare.
20669 (cgraph_function_versioning): Use VEC argument.
20670 (compute_call_stmt_bb_frequency): Update prototype.
20671 (cgraph_materialize_all_clones): New function.
20672 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20673 (ipcp_create_replace_map): Update to VECtors.
20674 (ipcp_update_callgraph): Use virtual clones.
20675 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20676 (ipcp_update_profiling): Do not update local profiling.
20677 (ipcp_insert_stage): Use VECtors and virtual clones.
20678 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20679 (clone_of_p): New function.
20680 (cgraph_preserve_function_body_p): Use clone tree.
20681 (cgraph_optimize): Materialize clones.
20682 (cgraph_function_versioning): Update for VECtors.
20683 (save_inline_function_body): Use clone tree.
20684 (cgraph_materialize_clone): New function.
20685 (cgraph_materialize_all_clones): Likewise.
20686 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20687 * ipa.c: Include gimple.h.
20688 (cgraph_remove_unreachable_nodes): Use clone tree.
20689 * ipa-prop.c (ipa_note_param_call): Update call to
20690 compute_call_stmt_bb_frequencycall.
20691 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20692 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20693 (copy_bb): Handle updating of clone tree; add new edge when new call
20695 (expand_call_inline): Be strict about every call having edge.
20696 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20697 (delete_unreachable_blocks_update_callgraph): New function.
20698 (tree_function_versioning): Use VECtors; always remove unreachable
20699 blocks and fold conditionals.
20700 * tree-inline.h: Do not include varray.h.
20701 (tree_function_versioning): Remove.
20702 * Makefile.in (GTFILES): Remove tree-inline.c
20703 * passes.c (do_per_function): Do only functions having body.
20704 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20707 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20708 Andrew Morrow <acm@google.com>
20711 * c-common.c (c_common_attribute_table): Permit deprecated
20712 attribute to take an optional argument.
20713 (handle_deprecated_attribute): If the optional argument to
20714 __attribute__((deprecated)) is not a string ignore the attribute
20715 and emit a warning.
20717 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20718 * c-typeck.c (build_component_ref): Likewise.
20719 (build_external_ref): Likewise.
20721 * toplev.c (warn_deprecated_use): Add an attribute argument.
20722 Emit the message associated with __attribute__((deprecated)).
20724 * toplev.h (warn_deprecated_use): Updated.
20726 * doc/extend.texi: Document new optional parameter to
20727 __attribute__((deprecated))
20729 2009-05-08 Michael Eager <eager@eagercon.com>
20731 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20732 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20734 2009-05-08 Richard Guenther <rguenther@suse.de>
20736 PR tree-optimization/40062
20737 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20738 Avoid exponential behavior.
20740 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20742 PR rtl-optimization/33928
20744 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20745 process_uses, build_single_def_use_links): New.
20746 (update_df): Update use_def_ref.
20747 (forward_propagate_into): Use get_def_for_use instead of use-def
20749 (fwprop_init): Call build_single_def_use_links and let it initialize
20751 (fwprop_done): Free use_def_ref.
20752 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20753 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20754 df_rd_simulate_one_insn): New.
20755 (df_rd_bb_local_compute_process_def): Update head comment.
20756 (df_chain_create_bb): Use the new RD simulation functions.
20757 * df.h (df_rd_simulate_artificial_defs_at_top,
20758 df_rd_simulate_one_insn): New.
20759 * opts.c (decode_options): Enable fwprop at -O1.
20760 * doc/invoke.texi (-fforward-propagate): Document this.
20762 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20765 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20766 and one complex operand specially.
20767 * tree-complex.c (some_nonzerop): Do not identify a real value as
20768 zero if flag_signed_zeros.
20770 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20772 PR rtl-optimization/33928
20773 * loop-invariant.c (record_use): Fix && vs. || mishap.
20775 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20777 PR rtl-optimization/33928
20778 * loop-invariant.c (struct use): Add addr_use_p.
20779 (struct def): Add n_addr_uses.
20780 (struct invariant): Add cheap_address.
20781 (create_new_invariant): Set cheap_address.
20782 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20783 (record_uses): Pass df_ref to record_use.
20784 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20787 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20789 * config/sh/sh.c: Do not include c-pragma.h.
20791 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20793 * config/spu/spu.c: Remove include of c-common.h.
20795 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20798 * c-common.h (mark_valid_location_for_stdc_pragma,
20799 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20800 clear_float_const_decimal64, float_const_decimal64_p): New.
20801 * c.opt (Wunsuffixed-float-constants): New.
20802 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20803 unsuffixed float constant, handle new warning.
20804 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20805 * c-decl.c (c_scope): New flag float_const_decimal64.
20806 (set_float_const_decimal64, clear_float_const_decimal64,
20807 float_const_decimal64_p): New.
20808 (push_scope): Set new flag.
20809 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20810 to use STDC pragmas.
20811 (c_parser_external_declaration): Ditto.
20812 (c_parser_compound_statement_nostart): Ditto.
20813 * c-pragma.c (valid_location_for_stdc_pragma,
20814 mark_valid_location_for_stdc_pragma,
20815 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20816 handle_pragma_float_const_decimal64): New.
20817 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20818 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20819 set_float_const_decimal64, clear_float_const_decimal64,
20820 float_const_decimal64_p): New dummy functions.
20821 * doc/extend.texi (Decimal Float): Remove statement that the
20822 pragma, and suffix for double constants, are not supported.
20823 * doc/invoke.texi (Warning Options): List new option.
20824 (-Wunsuffixed-float-constants): New.
20826 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20828 * config/i386/i386.c: Do not include c-common.h.
20830 2009-05-07 Mark Heffernan <meheff@google.com>
20832 * doc/invoke.texi (Debugging Options): Document change of debugging
20834 * opts.c (decode_options): Make dump_base_name relative to
20835 aux_base_name directory.
20837 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20839 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20840 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20842 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20844 * Makefile.in (install-plugin): Simplify a bit.
20846 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20848 * Makefile.in (OBJS-common): Add regcprop.o.
20850 * timevar.def (TV_CPROP_REGISTERS): New.
20851 * regrename.c (regrename_optimize): Return 0.
20852 (rest_of_handle_regrename): Delete.
20853 (pass_rename_registers): Point to regrename_optimize.
20854 (struct value_data_entry, struct value_data,
20855 kill_value_one_regno, kill_value_regno, kill_value,
20856 set_value_regno, init_value_data, kill_clobbered_value,
20857 kill_set_value, kill_autoinc_value, copy_value,
20858 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20859 replace_oldest_value_reg, replace_oldest_value_addr,
20860 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20861 debug_value_data, validate_value_data): Move...
20862 * regcprop.c: ... here.
20863 (rest_of_handle_cprop): Delete.
20864 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20866 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20868 PR middle-end/40057
20869 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20870 GEN_INT for 1 << bitnum.
20871 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20872 build_int_cst_type.
20874 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20876 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20877 Remove wrong description of "nand" operation.
20879 2009-05-06 Richard Guenther <rguenther@suse.de>
20880 Adam Nemet <anemet@caviumnetworks.com>
20882 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20883 comment. Add that if LHS is not a gimple register, then RHS1 has
20884 to be a single object (GIMPLE_SINGLE_RHS).
20886 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20888 * expr.c (get_def_for_expr): Move it up in the file.
20889 (store_field): When expanding a bit-field store, look at the
20890 defining gimple stmt for the masking conversion.
20892 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20894 PR middle-end/39986
20895 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20896 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20897 32-bit memcpy into long.
20899 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20901 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20902 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20904 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20905 instead of appending DW_OP_deref*.
20907 2009-05-06 Michael Matz <matz@suse.de>
20909 PR middle-end/40021
20910 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20911 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20913 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20915 * Makefile.in (install-plugin): Fix srcdir handling.
20917 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20919 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20920 when processing for not_regs_needed bitmap.
20921 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20922 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20923 handling it for rhs.
20925 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20927 * config/i386/i386.md (unnamed inc/dec peephole): Use
20928 optimize_insn_for_size_p instead of optimize_size.
20929 * config/i386/predicates.md (incdec_operand): Likewise.
20930 (aligned_operand): Likewise.
20931 * config/i386/sse.md (divv8sf3): Likewise.
20932 (sqrtv8sf2): Likewise.
20934 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20936 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20938 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20940 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20942 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20943 ssemodesuffixf2c with avxmodesuffixf2c.
20945 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20948 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20950 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20952 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20953 (struct tree_base): Adjust spacing for 8 bit boundaries.
20954 (struct tree_decl_common): Add decl_by_reference_flag bit.
20955 (DECL_BY_REFERENCE): Adjust.
20956 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20957 print DECL_BY_REFERENCE bit.
20958 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20959 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20960 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20961 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20964 PR middle-end/39666
20965 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20966 range of the type, but default label is missing, add it with one
20967 of the existing labels instead of adding a new label for it.
20969 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20973 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20975 * Makefile.in (enable_plugin, plugin_includedir): New.
20976 (install): Depend on install-plugin.
20977 (PLUGIN_HEADERS): New.
20978 (install-plugin): New.
20979 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20981 2009-05-05 Richard Guenther <rguenther@suse.de>
20983 PR tree-optimization/40022
20984 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20986 (phivn_valid_p): Fix tuplification error, simplify.
20987 (phiprop_insert_phi): Add dumps.
20988 (propagate_with_phi): Simplify.
20990 2009-05-05 Richard Guenther <rguenther@suse.de>
20992 PR middle-end/40023
20993 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20995 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20997 * tree.h (strip_float_extensions): Remove duplicate declaration.
20998 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20999 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21000 block_ultimate_origin): Rearrange the declarations line to match the
21001 comment that indicates the .c file which the functions are defined.
21002 (dwarf2out_*, set_decl_rtl): Add comment.
21003 (get_base_address): Adjust comment.
21004 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21005 declarations line and add comment.
21006 (is_builtin_name): Add blank after function name, for clarity.
21008 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21010 * attribs.c (decl_attributes): Use %qE for identifiers in
21012 * cgraphunit.c (verify_cgraph_node): Translate function names to
21013 locale character set in diagnostics.
21014 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21016 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21017 Document that functions are named in UTF-8.
21018 * expr.c (expand_expr_real_1): Translate function names to locale
21019 character set in diagnostics.
21020 * gimplify.c (omp_notice_variable, omp_is_private,
21021 gimplify_scan_omp_clauses): Use %qE for identifiers in
21023 * langhooks.c (lhd_print_error_function): Translate function names
21024 to locale character set.
21025 * langhooks.h (decl_printable_name): Document that return value is
21026 in internal character set.
21027 * stmt.c: Include pretty-print.h
21028 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21030 (resolve_operand_name_1): Translate named operand name to locale
21032 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21034 * toplev.c (announce_function): Translate function names to locale
21036 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21037 (default_tree_printer): Use pp_identifier or translate identifiers
21038 to locale character set. Mark "<anonymous>" for translation.
21039 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21040 for identifiers in diagnostics.
21041 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21043 * varasm.c (output_constructor): Use %qE for identifiers in
21046 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21048 * configure.ac: use ` ` instead of $()
21049 * configure: Regenerate.
21051 2009-05-05 Ben Elliston <bje@au.ibm.com>
21053 * config/pa/linux-atomic.c: Eliminate conditional include of
21054 errno.h on non-LP64 systems to simplify build requirements.
21056 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21058 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21060 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21061 and pass value to identifier_to_locale.
21062 (warn_variable_length_array): Make name a tree.
21063 (grokdeclarator): Separate diagnostic texts for named and unnamed
21064 declarators. Use %qE for named declarators.
21065 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21067 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21068 identifiers in diagnostics.
21069 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21070 identifier_to_locale. Mark "anonymous" strings for translation.
21072 2009-05-04 Michael Eager <eager@eagercon.com>
21074 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21075 address for DImode/DFmode only if double-precision FP regs.
21077 2009-05-04 Michael Eager <eager@eagercon.com>
21079 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21080 TARGET_SINGLE_FLOAT check.
21082 2009-05-04 Michael Eager <eager@eagercon.com>
21084 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21086 2009-05-04 Michael Eager <eager@eagercon.com>
21088 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21089 * config/rs6000/t-xilinx: New
21091 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21093 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21094 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21095 * gcc/explow.c (memory_address): Use target hook.
21096 * gcc/targhooks.c (default_legitimize_address): New.
21097 * gcc/targhooks.h (default_legitimize_address): New.
21098 * gcc/target.h (legitimize_address): New.
21099 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21100 (TARGET_INITIALIZER): Include it.
21101 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21103 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21104 * config/bfin/bfin.c (legitimize_address): Remove.
21105 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21106 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21108 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21109 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21111 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21112 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21113 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21114 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21115 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21116 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21117 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21118 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21119 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21120 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21121 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21122 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21123 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21124 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21125 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21126 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21127 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21128 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21129 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21130 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21131 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21132 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21133 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21135 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21136 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21137 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21138 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21139 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21140 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21141 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21142 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21143 (thumb_legitimize_address): Delete.
21144 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21145 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21146 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21147 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21148 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21149 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21151 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21154 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21155 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21156 * config/m32r/m32r.c (m32r_legitimize_address): New.
21157 * config/m68k/m68k.c (m68k_legitimize_address): New.
21158 * config/score/score.c (score_legitimize_address): Standardize.
21159 * config/score/score3.c (score3_legitimize_address): Standardize.
21160 * config/score/score3.h (score3_legitimize_address): Adjust.
21161 * config/score/score7.c (score7_legitimize_address): Standardize.
21162 * config/score/score7.h (score7_legitimize_address): Adjust.
21163 * config/sh/sh.c (sh_legitimize_address): New.
21164 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21166 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21167 (s390_legitimize_address): ... this.
21168 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21169 (sparc_legitimize_address): ... this.
21170 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21171 (ix86_legitimize_address): ... this.
21172 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21173 (avr_legitimize_address): ... this.
21174 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21175 (mn10300_legitimize_address): ... this.
21176 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21177 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21178 (alpha_expand_mov): Adjust call.
21180 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21181 * config/spu/spu.c (spu_legitimize_address): Likewise.
21182 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21183 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21185 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21187 * intl.c (locale_encoding, locale_utf8): New.
21188 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21189 * intl.h (locale_encoding, locale_utf8): Declare.
21190 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21191 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21193 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21195 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21196 (pp_base_tree_identifier): Declare as function.
21197 (identifier_to_locale): Declare.
21198 * Makefile.in (pretty-print.o): Update dependencies.
21199 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21201 2009-05-04 Richard Guenther <rguenther@suse.de>
21203 PR middle-end/40015
21204 * builtins.c (fold_builtin_memory_op): Do not decay to element
21205 type if the size matches the whole array.
21207 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21209 * expmed.c (synth_mult): When trying out a shift, pass the result
21212 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21214 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21215 (shiftsub1_cost): New.
21216 (init_expmed): Compute shiftsub1_cost.
21217 (synth_mult): Optimize multiplications by constants of the form
21218 -(2^^m-1) for some constant positive integer m.
21220 2009-05-03 Richard Guenther <rguenther@suse.de>
21223 * c-typeck.c (array_to_pointer_conversion): Do not built
21224 ADDR_EXPRs of arrays of pointer-to-element type.
21225 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21226 up wrong ADDR_EXPRs after-the-fact.
21227 * c-common.c (strict_aliasing_warning): Strip pointer
21228 conversions for obtaining the original type.
21229 * builtins.c (fold_builtin_memset): Handle array types.
21230 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21233 2009-05-03 Richard Guenther <rguenther@suse.de>
21235 PR middle-end/23329
21236 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21237 Do not lose casts from array types with unknown extent to array
21238 types with known extent.
21239 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21240 alias set compatibility.
21242 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21244 * flags.h (extra_warnings): Delete.
21245 * toplev.c (process_options): Handle Wuninitialized here.
21246 * opts.c (extra_warnings): Delete.
21247 (set_Wextra): Delete.
21248 (common_handle_option): -Wextra can be handled automatically.
21249 * c-opts.c (c_common_handle_option): Delete obsolete code.
21250 (c_common_post_options): Simplify comment.
21251 * common.opt (W): Add Var.
21253 (Wuninitialized): Initialize to -1.
21255 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21256 Richard Guenther <rguenther@suse.de>
21258 * expr.c (get_def_for_expr): New function.
21259 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21260 SSA rather than trees.
21261 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21262 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21264 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21266 * c-common.c (reswords): Add _Imaginary.
21267 * c-common.c (enum rid): Add RID_IMAGINARY.
21269 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21271 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21272 Patch by Richard Guenther.
21274 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21276 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21277 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21278 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21279 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21280 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21281 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21282 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21283 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21284 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21285 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21286 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21287 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21288 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21289 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21290 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21291 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21292 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21293 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21295 2009-05-02 Richard Guenther <rguenther@suse.de>
21297 PR tree-optimization/39940
21298 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21301 2009-05-02 Richard Guenther <rguenther@suse.de>
21303 PR middle-end/40001
21304 * tree-ssa.c (execute_update_addresses_taken): Properly check
21305 if we can mark a variable DECL_GIMPLE_REG_P.
21306 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21307 back to the end of the function.
21308 (is_gimple_reg_type): Remove complex type special casing.
21309 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21312 2009-05-02 Ben Elliston <bje@au.ibm.com>
21314 * doc/collect2.texi (Collect2): Document search path behaviour
21315 when configured with --with-ld.
21317 2009-05-02 Jan Hubicka <jh@suse.cz>
21319 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21320 parameter; update callers.
21321 (coalesce_cost_edge): EH edges are costier because they needs
21322 splitting even if not critical and even more costier when there are
21323 multiple EH predecestors.
21325 2009-05-02 Jan Hubicka <jh@suse.cz>
21327 * except.c (remove_eh_handler_and_replace): Handle updating after
21328 removing TRY blocks.
21330 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21332 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21334 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21336 * varasm.c: Do not include c-pragma.h.
21337 * attribs.c: Do not incude c-common.h.
21339 2009-05-01 Michael Matz <matz@suse.de>
21341 * calls.c (initialize_argument_information): Handle SSA names like
21342 decls with a non MEM_P DECL_RTL.
21344 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21346 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21347 * ipa-utils.c: Likewise.
21348 * ipa-type-escape.c: Likewise.
21349 * cgraphunit.c Do not include c-common.h.
21350 * ipa-pure-const.c: Likewise.
21351 * tree-if-conv.c: Likewise.
21352 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21353 * ipa-struct-reorg.c: Likewise.
21354 * tree-nomudflap.c: Likewise.
21355 * tree-ssa-structalias.c: Likewise.
21357 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21359 * store-motion.c: Many cleanups to make this pass a first-class
21360 citizen instead of an appendix to gcse load motion. Add TODO list
21361 to make this pass faster/cleaner/better.
21363 (struct ls_expr): Post gcse.c-split cleanups.
21364 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21365 "stores" field to "avail_stores".
21366 (pre_ldst_mems): Rename to store_motion_mems.
21367 (pre_ldst_table): Rename to store_motion_mems_table.
21368 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21369 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21370 (ldst_entry): Rename to st_expr_entry, update users.
21371 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21372 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21373 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21375 (first_ls_expr): Rename to first_st_expr, update users.
21376 (next_ls_expr): Rename to next_st_expr, update users.
21377 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21378 fields properly for store motion instead of names inherited from load
21380 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21381 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21384 (ae_kill): Rename to st_kill, update users.
21385 (ae_gen): Rename to st_avloc, update users.
21386 (transp): Rename to st_transp, update users.
21387 (pre_insert_map): Rename to st_insert_map, update users.
21388 (pre_delete_map): Rename to st_delete_map, update users.
21389 (insert_store, build_store_vectors, free_store_memory,
21390 one_store_motion_pass): Update for abovementioned changes.
21392 (gcse_subst_count, gcse_create_count): Remove.
21393 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21394 and "n_stores_created", local variables.
21396 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21399 (regvec, compute_store_table_current_insn): Remove.
21400 (reg_set_info, reg_clear_last_set): Remove.
21401 (compute_store_table): Use DF caches instead of local dataflow
21404 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21406 * c-objc-common.c (c_tree_printer): Print identifiers with
21407 pp_identifier, not pp_string. Mark "({anonymous})" for
21409 * c-pretty-print.c (pp_c_ws_string): New.
21410 (pp_c_cv_qualifier, pp_c_type_specifier,
21411 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21412 pp_c_storage_class_specifier, pp_c_function_specifier,
21413 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21414 pp_c_primary_expression, pp_c_postfix_expression,
21415 pp_c_unary_expression, pp_c_shift_expression,
21416 pp_c_relational_expression, pp_c_equality_expression,
21417 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21418 use pp_string and pp_c_ws_string in place of pp_identifier and
21419 pp_c_identifier for non-identifiers. Mark English strings for
21421 * c-pretty-print.h (pp_c_ws_string): Declare.
21423 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21424 Roland McGrath <roland@redhat.com>
21426 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21427 (ENABLE_LD_BUILDID): New configuration option.
21428 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21429 (LINK_BUILDID_SPEC): New macro.
21430 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21432 * doc/install.texi: Document --enable-linker-build-id option.
21433 * configure: Rebuild.
21434 * config.in: Rebuild.
21436 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21438 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21439 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21440 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21441 MIPS_GP_SAVE_AREA_SIZE.
21442 * config/mips/mips.c (struct mips_frame_info): Update comment
21443 before arg_pointer_offset and hard_frame_pointer_offset.
21444 (mips_compute_frame_info): Update diagram before function: to
21445 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21446 indicate the position of frame_pointer_rtx with -fstack-protector and
21447 to show args_size. Don't allocate cprestore area for leaf functions
21448 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21450 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21452 2009-04-30 Michael Matz <matz@suse.de>
21454 PR tree-optimization/39955
21455 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21457 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21459 * ira.c (setup_cover_and_important_classes): Use safe macro
21460 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21462 * genpreds.c (write_tm_preds_h): Output suitable definition of
21463 REG_CLASS_FOR_CONSTRAINT.
21465 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21467 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21469 * bitmap.c (bitmap_descriptor): Likewise.
21470 * ggc-common.c (loc_descriptor): Likewise.
21471 * varray.c (varray_descriptor): Likewise.
21472 * vec.c (vec_descriptor): Likewise.
21474 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21476 * Makefile.in (dce.o): Add $(EXCEPT_H).
21477 * dce.c: Include except.h and delete redundant vector definitions.
21478 (deletable_insn_p): Return false for non-call insns that can throw
21481 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21483 * gcse.c (ae_gen): Remove.
21484 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21485 and make non-static function to make it available in store-motion.c.
21486 Update call sites with search-and-replace.
21487 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21488 extract_mentioned_regs, extract_mentioned_regs_helper,
21489 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21490 store_killed_in_insn, store_killed_after, store_killed_before,
21491 build_store_vectors, insert_insn_start_basic_block, insert-store,
21492 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21493 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21494 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21495 * store-motion.c: ...new file. Also copy data structures from gcse.c
21496 and clean up to remove parts not used by store motion.
21497 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21498 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21500 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21503 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21504 when optimizing for size.
21506 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21508 * gcse.c (gcse_constant_p): Fix typo in last change.
21510 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21512 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21514 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21516 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21518 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21520 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21521 CONST_HIGH_PART result.
21523 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21525 * config/avr/avr.c (initial_elimination_offset): Rename to
21526 avr_initial_elimination_offset.
21527 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21528 change return type to bool.
21529 (avr_can_eliminate): New function.
21530 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21531 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21532 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21533 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21534 avr_initial_elimination_offset.
21535 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21536 (avr_initial_elimination_offset): Define.
21538 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21539 Steven Bosscher <steven@gcc.gnu.org>
21541 PR rtl-optimization/39938
21542 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21543 * cfgrtl.c: Include insn-attr.h.
21544 (rest_of_pass_free_cfg): New function.
21545 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21546 * resource.c (init_resource_info): Remove call to df_analyze.
21548 2009-04-29 Richard Guenther <rguenther@suse.de>
21551 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21552 allow conversion to signed integers.
21554 2009-04-29 Richard Guenther <rguenther@suse.de>
21556 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21557 shifts of floating point vectors if the shift amount is
21558 a constant multiple of the element size.
21560 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21561 Michael Matz <matz@suse.de>
21563 PR middle-end/39927
21565 * tree-outof-ssa.c (emit_partition_copy): New function.
21566 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21567 insert_part_to_rtx_on_edge): Perform the partition base var
21568 copy using emit_partition_copy.
21569 (insert_value_copy_on_edge): Convert constants to the right mode.
21570 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21571 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21573 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21575 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21576 scan backwards to try to find a constant to initialize it.
21578 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21579 insn before the loop_end instruction, don't look past labels.
21581 2009-04-29 Richard Guenther <rguenther@suse.de>
21583 PR middle-end/39937
21584 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21585 loose type conversions.
21586 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21587 stmts only if there are no uses of its definition.
21589 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21591 * config/bfin/bfin.h (splitting_loops): Declare.
21592 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21593 Reorder bit definitions to be ascending.
21594 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21595 * config/bfin/bfin.c (splitting_loops): New variable.
21596 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21597 (struct loop_info): Remove members INIT and LOOP_INIT.
21598 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21599 the LSETUP sequence. Allow LC to be loaded from any register, but
21600 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21601 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21603 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21604 of reload_completed.
21607 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21609 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21611 * Makefile.in (PLUGIN_VERSION_H): New.
21612 (OBJS-common): Remove plugin-version.o.
21613 (plugin.o): Depend on (PLUGIN_VERSION_H).
21614 (plugin-version.o): Remove.
21615 * configure: Regenerate
21616 * configure.ac: Create plugin-version.h.
21617 * gcc-plugin.h (plugin_gcc_version): Remove.
21618 (plugin_default_version_check): Change signature.
21619 * plugin-version.c: Remove.
21620 * plugin.c: Include plugin-version.h.
21621 (str_plugin_gcc_version_name): Remove.
21622 (try_init_one_plugin): Pass gcc version to plugin_init.
21623 (plugin_default_version_check): Both gcc and plugin versions are now
21626 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21628 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21629 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21630 Remove special case testing for last insn of inner loops. Don't fail
21631 if the loop ends with a jump, emit an extra nop instead.
21633 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21634 DREGS rather than comparing directly. Remove code that tries to
21635 account for latencies.
21637 2009-04-29 Richard Guenther <rguenther@suse.de>
21639 PR tree-optimization/39941
21640 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21641 eliminating an indirect call.
21643 2009-04-29 Richard Guenther <rguenther@suse.de>
21645 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21646 parameter. Allow invariants as base if !require_lvalue.
21647 (verify_gimple_assign_single): Adjust.
21649 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21651 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21652 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21653 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21654 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21655 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21657 * config/bfin/bfin.c (bfin_expand_builtin,
21658 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21660 2009-04-28 Richard Guenther <rguenther@suse.de>
21662 * tree-vect-loop.c (get_initial_def_for_induction): Use
21663 correct types for pointer increment.
21665 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21667 * toplev.c (print_version): Update GMP version string calculation.
21669 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21671 PR rtl-optimization/39938
21672 * resource.c (init_resource_info): Add call to df_analyze.
21674 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21676 * config/alpha/alpha.md (usegp): Cast the result of
21677 alpha_find_lo_sum_using_gp to enum attr_usegp.
21678 * config/alpha/alpha.c (override_options): Remove end-of-structure
21679 marker element from cpu_table. Use array size of cpu_table to handle
21680 -mcpu and -mtune options.
21681 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21683 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21685 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21686 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21687 tune_32 and tune_64.
21688 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21689 support on PowerPC.
21690 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21691 * config/rs6000/option-defaults.h: ... here. New file.
21692 (OPT_64, OPT_32): Define.
21693 (MASK_64BIT): Define to 0 if not already defined.
21694 (OPT_ARCH64, OPT_ARCH32): Define.
21695 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21698 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21700 * config/arm/arm.c (arm_override_options): Emit error on using
21703 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21705 PR rtl-optimization/39914
21706 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21707 registers for allocnos created from user-defined variables only
21708 when not optimizing.
21710 2009-04-28 Richard Guenther <rguenther@suse.de>
21712 PR middle-end/39937
21713 * fold-const.c (fold_binary): Use distribute_real_division only
21716 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21718 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21719 add hpux-stdint.h to tm_file.
21720 (hppa[12]*-*-hpux11*): Ditto.
21721 (ia64*-*-hpux*): Ditto.
21722 * config/hpux-stdint.h: New.
21723 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21724 __STDC_EXT__ for all compiles.
21725 * config/pa/pa-hpux.h: Ditto.
21726 * config/pa/pa-hpux10.h: Ditto.
21727 * config/pa/pa-hpux11.h: Ditto.
21729 2009-04-28 Catherine Moore <clm@codesourcery.com>
21731 * debug.h (set_name): Add comment.
21733 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21736 * config/darwin.c (machopic_gen_offset): Check
21737 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21738 * config/arm/arm.c (require_pic_register): Likewise.
21740 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21742 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21743 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21744 m32c_promote_prototypes): Delete.
21746 2009-04-28 Michael Matz <matz@suse.de>
21748 PR middle-end/39922
21749 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21752 2009-04-28 Richard Guenther <rguenther@suse.de>
21754 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21756 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21758 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21759 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21760 * config/arm/arm-tune.md: Regenerate.
21762 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21764 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21765 block if there are complex incoming edges.
21766 (sel_merge_blocks): Remove useless assert.
21767 (sel_redirect_edge_and_branch): Check that edge was redirected.
21768 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21769 (sel_find_rgns): Delete declaration.
21770 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21771 the region when it is not a preheader.
21773 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21776 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21778 2009-04-28 Richard Guenther <rguenther@suse.de>
21780 * tree.h (SSA_NAME_VALUE): Remove.
21781 (struct tree_ssa_name): Remove value_handle member.
21782 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21783 array for jump threading.
21784 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21786 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21787 * tree-flow.h (threadedge_initialize_values): Declare.
21788 (threadedge_finalize_values): Likewise.
21789 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21790 (SSA_NAME_VALUE): Define.
21791 (threadedge_initialize_values): New function.
21792 (threadedge_finalize_values): Likewise.
21793 * tree-ssa-dom.c (ssa_name_values): New global variable.
21794 (SSA_NAME_VALUE): Define.
21795 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21797 2009-04-28 Ira Rosen <irar@il.ibm.com>
21799 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21800 Use REPORT_VECTORIZED_LOCATIONS instead
21801 REPORT_VECTORIZED_LOOPS.
21802 * tree-vectorizer.c (vect_verbosity_level): Make static.
21803 (vect_loop_location): Rename to vect_location.
21804 (vect_set_verbosity_level): Update comment.
21805 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21807 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21808 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21809 instead REPORT_UNVECTORIZED_LOOPS.
21810 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21811 and vect_loop_def to vect_external_def and vect_internal_def.
21812 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21813 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21814 REPORT_UNVECTORIZED_LOCATIONS.
21815 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21816 and vect_used_in_loop and to vect_unused_in_scope and
21817 vect_used_in_scope.
21818 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21819 (vect_verbosity_level): Remove declaration.
21820 (vect_analyze_operations): Likewise.
21821 (vect_analyze_stmt): Declare.
21822 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21823 REPORT_UNVECTORIZED_LOCATIONS.
21824 (vect_get_loop_niters): Fix indentation.
21825 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21826 (vect_analyze_loop_operations): New function.
21827 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21828 vect_analyze_operations.
21829 (vect_is_simple_reduction): Use new names.
21830 (vectorizable_live_operation, vect_transform_loop): Likewise.
21831 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21832 to specify whether the data references can be a part of interleaving
21834 (vect_analyze_data_ref_dependence): Use new names.
21835 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21836 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21837 * tree-vect-patterns.c (widened_name_p): Use new names.
21838 (vect_recog_dot_prod_pattern): Likewise.
21839 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21840 (process_use, vect_mark_stmts_to_be_vectorized,
21841 vect_model_simple_cost, vect_model_store_cost,
21842 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21843 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21844 vectorizable_operation, vectorizable_type_demotion,
21845 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21846 vectorizable_condition): Likewise.
21847 (vect_analyze_operations): Split into vect_analyze_loop_operations
21849 (vect_analyze_stmt): ... new function.
21850 (new_stmt_vec_info): Use new names.
21851 (vect_is_simple_use): Use new names and fix comment.
21852 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21853 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21855 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21858 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21859 and integer modes for x87 operands. Do not ICE for unsupported size,
21860 generate error instead. Generate error for unsupported operand types.
21861 ['z']: Do not handle HImode memory operands specially. Warning
21862 for floating-point operands. Fallthru to 'Z' for unsupported operand
21863 types. Do not ICE for unsupported size, generate error instead.
21864 (output_387_binary_op): Use %Z to output operands.
21865 (output_fp_compare): Ditto.
21866 (output_387_reg_move): Ditto.
21868 2009-04-28 Ben Elliston <bje@au.ibm.com>
21873 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21875 * builtins.c (c_strlen): Do not warn here.
21876 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21877 * c-common.c (pointer_int_sum): Take an explicit location.
21878 Warn about offsets out of bounds.
21879 * c-common.h (pointer_int_sum): Adjust declaration.
21881 2009-04-27 Ian Lance Taylor <iant@google.com>
21883 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21885 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21886 * df-core.c (df_set_flags): Change return type to int. Change
21887 type of old_flags to int.
21888 (df_clear_flags): Likewise.
21889 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21890 (df_get_conditional_uses): Likewise.
21891 * df.h (df_set_flags, df_clear_flags): Update declarations.
21892 * dwarf2out.c (struct indirect_string_node): Change type of form
21893 field to enum dwarf_form.
21894 (AT_string_form): Change return type to enum dwarf_form.
21895 * fixed-value.c (fixed_compare): Add cast to enum type.
21896 * fwprop.c (update_df): Change 0 to VOIDmode.
21897 * gensupport.c: Change 0 to UNKNOWN.
21898 * gimple.h (gimple_cond_code): Add cast to enum type.
21899 * haifa-sched.c (reemit_notes): Add cast to enum type.
21900 * hooks.c (hook_int_void_no_regs): Remove function.
21901 * hooks.h (hook_int_void_no_regs): Remove declaration.
21902 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21903 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21904 * real.c (real_arithmetic): Add cast to enum type.
21905 (real_compare): Likewise.
21906 * target.h (struct gcc_target): Change return type of
21907 branch_target_register_class to enum reg_class.
21908 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21909 default_branch_target_register_class.
21910 * targhooks.c (default_branch_target_register_class): New function.
21911 * targhooks.h (default_branch_target_register_class): Declare.
21912 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21913 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21915 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21917 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21918 vect_uninitialized_def. Change 0 to ERROR_MARK.
21919 * tree-vect-stmts.c (supportable_widening_operation): Don't
21920 initialize icode1 and icode2.
21921 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21922 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21924 (cmn_err_flag_specs): Change 0 to STD_C89.
21925 (cmn_err_char_table): Likewise.
21926 * config/arm/arm.c (get_arm_condition_code): Change type of code
21927 to enum arm_cond_code.
21928 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21929 (IWMMXT_BUILTIN2): Likewise.
21930 (neon_builtin_type_bits): Don't define typedef.
21931 (neon_builtin_datum): Change type of bits field to int.
21932 (arm_expand_neon_args): Add cast to enum type.
21933 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21935 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21936 casts to enum type.
21937 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21939 * config/mips/mips.md (jal_macro): Return enum constant.
21940 (single_insn): Likewise.
21941 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21943 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21944 casts to enum type.
21945 * config/s390/s390.c (s390_tune_flags): Change type to int.
21946 (s390_arch_flags): Likewise.
21947 (s390_handle_arch_option): Change flags field of struct pta to int.
21948 * config/s390/s390.h (s390_tune_flags): Update declaration.
21949 (s390_arch_flags): Likewise.
21950 * config/sh/sh.c (prepare_move_operands): Compare
21951 tls_symbolic_operand result with enum constant.
21952 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21953 (sh_expand_prologue): Add cast to enum type.
21954 (sh_expand_epilogue): Likewise.
21955 (tls_symbolic_operand): Change return type to enum tls_model.
21956 (fpscr_set_from_mem): Add cast to enum type.
21957 (legitimize_pic_address): Compare tls_symbolic_operand result with
21959 (sh_target_reg_class): Change return type to enum reg_class.
21960 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21962 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21963 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21964 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21965 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21966 (delayed_branch, tls_call_delay): Likewise.
21967 (eligible_for_sibcall_delay): Likewise.
21968 (eligible_for_return_delay): Likewise.
21969 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21970 (spu_expand_builtin_1): Likewise.
21972 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21973 for all types of conversions.
21974 (output_init_element): Issue -Wc++-compat warning if needed when
21975 initializing a bitfield with enum type.
21976 * c-parser.c (c_parser_expression): Set original_type to
21977 original_type of right hand operand of comma operator.
21979 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21981 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21983 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21984 * doc/cpp.texi (Standard Predefined Macros)
21985 (Implementation-defined behavior): Likewise.
21986 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21987 * doc/gimple.texi (GIMPLE Exception Handling)
21988 (@code{GIMPLE_ASSIGN}): Likewise.
21989 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21990 * doc/invoke.texi (Warning Options, Optimize Options)
21991 (AVR Options, Darwin Options): Likewise.
21992 (Optimize Options): Reformulate -fwhole-program description.
21993 * doc/loop.texi (Lambda): Likewise.
21994 * doc/md.texi (Output Template, Define Constraints)
21995 (Standard Names, Insn Splitting): Likewise.
21996 * doc/options.texi (Option properties): Likewise.
21997 * doc/passes.texi (Tree-SSA passes): Likewise.
21998 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21999 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22000 (File Names and DBX): Likewise.
22001 * doc/trouble.texi (Incompatibilities): Likewise.
22003 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22005 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22006 instruction is correct.
22008 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22010 Allow non-constant arguments to conversion intrinsics.
22011 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22012 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22013 * spu.c (print_operand): Handle 'v' and 'w'.
22014 (exp2_immediate_p, spu_gen_exp2): Define.
22015 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22016 spu_convtf_1): Update parameter descriptions.
22017 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22018 * constraints.md ('v', 'w'): New.
22019 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22021 (i2f, I2F): New define_mode_attr.
22022 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22023 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22024 fixuns_truncv4sfv4si2): Update to use mode attribute.
22025 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22026 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22027 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22028 patterns for combine.
22030 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22032 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22033 (cprop, hoist, pre, store_motion): New debug counters.
22034 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22035 is not an RTL pass anymore.
22036 (pass_profiling): Remove extern decl for pass removed in 2005.
22037 (pass_gcse, pass_jump_bypass): Remove.
22038 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22039 to 0 for clean state.
22040 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22041 * cse.c (gate_handle_cse_after_global_opts,
22042 rest_of_handle_cse_after_global_opts): New functions.
22043 (pass_cse_after_global_opts): New pass, does local CSE.
22044 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22045 (TV_CPROP): New timevar.
22046 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22047 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22048 (gcse_main, recompute_all_luids): Remove.
22049 (compute_hash_table_work): Call max_reg_num instead of reading
22051 (cprop_jump): Don't set run_jump_opt_after_gcse.
22052 (constprop_register): Always allow to alter jumps.
22053 (cprop_insn): Likewise.
22054 (do_local_cprop): Likewise.
22055 (local_cprop_pass): Likewise. Return non-zero if something changed.
22056 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22057 (find_implicit_sets): Add note about missed optimization opportunity.
22058 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22059 pass_rtl_cprop execute function.
22060 Don't bother tracking the pass number, each pass gets its own dumpfile
22062 Always allow to alter jumpsand bypass jumps.
22063 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22064 will just find no suitable set.
22065 (pre_edge_insert): Fix dumping, this function is for PRE only.
22066 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22067 pass_rtl_pre execute function.
22068 (hoist_code): Return non-zero if something changed. Keep track of
22069 substitutions and insertions for statistics gathering similar to PRE.
22070 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22071 called from the pass_rtl_hoist execute function. Show pass statistics.
22072 (compute_store_table): Use max_reg_num directly instead of using the
22073 formerly global max_gcse_regno.
22074 (build_store_vectors): Likewise.
22075 (replace_store_insn): Fix dumping.
22076 (store_motion): Rename to ...
22077 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22078 pass, called from the pass_rtl_store_motion execute function. Keep
22079 track of substitutions and insertions for statistics gathering similar
22081 (bypass_jumps): Remove, fold interesting bits into ...
22082 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22083 from the pass_rtl_cprop execute function.
22084 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22085 pass_jump_bypass): Remove.
22086 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22087 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22088 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22089 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22090 (gate_rtl_store_motion, execute_rtl_store_motion,
22091 pass_rtl_store_motion): New.
22092 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22093 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22094 * passes.c (init_optimization_passes): Remove pass_gcse and
22095 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22096 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22097 instead of pass_jump_bypass.
22099 2009-04-27 Richard Guenther <rguenther@suse.de>
22101 PR middle-end/39928
22102 * gimplify.c (gimplify_expr): If we are required to create
22103 a temporary make sure it ends up as register.
22105 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22108 * config/i386/i386.c (construct_container): Don't call
22109 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22110 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22112 2009-04-27 Michael Matz <matz@suse.de>
22114 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22115 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22116 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22117 (dump_replaceable_exprs): Take a bitmap.
22118 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22120 (expand_gimple_basic_block): Likewise.
22121 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22122 replaceable_expressions member a bitmap.
22123 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22124 (mark_replaceable): Likewise.
22125 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22126 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22128 2009-04-27 Richard Guenther <rguenther@suse.de>
22130 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22131 (verify_stmts): Dispatch to gimple/type verification code.
22132 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22133 issue with call argument types.
22135 2009-04-27 Michael Matz <matz@suse.de>
22137 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22138 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22141 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22142 Eric Botcazou <ebotcazou@adacore.com>
22144 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22145 a label's basic block.
22146 (mark_target_live_regs): Tidy and rework obsolete comments.
22147 Change back DF problem to LIVE. If a label starts a basic block,
22148 assume that all registers that used to be live then still are.
22149 (init_resource_info): If a label starts a basic block, set its
22150 BLOCK_FOR_INSN accordingly.
22151 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22153 2009-04-27 Richard Guenther <rguenther@suse.de>
22155 * tree-flow-inline.h (function_ann): Remove.
22156 (get_function_ann): Likewise.
22157 * tree-dfa.c (create_function_ann): Remove.
22158 * tree-flow.h (struct static_var_ann_d): Remove.
22159 (struct function_ann_d): Likewise.
22160 (union tree_ann_d): Remove fdecl member.
22161 (function_ann_t): Remove.
22162 (function_ann, get_function_ann, create_function_ann): Remove
22165 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22167 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22169 2009-04-27 Jan Hubicka <jh@suse.cz>
22171 * ipa-pure-const.c (struct funct_state_d): New fields
22172 state_previously_known, looping_previously_known; remove
22173 state_set_in_source.
22174 (analyze_function): Use new fields.
22175 (propagate): Avoid assumption that state_set_in_source imply
22178 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22179 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22180 * cfgloop.h (finite_loop_p): Declare.
22182 2009-04-26 Michael Matz <matz@suse.de>
22184 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22186 2009-04-26 Michael Matz <matz@suse.de>
22188 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22189 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22190 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22191 pass_mark_used_blocks): Remove.
22192 * tree-optimize.c (pass_free_datastructures,
22193 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22194 * passes.c (init_optimization_passes): Don't call
22195 pass_mark_used_blocks, remove dead code.
22197 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22199 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22200 * tree-ssa-live.h (register_ssa_partition): Likewise.
22202 2009-04-26 Michael Matz <matz@suse.de>
22205 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22206 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22207 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22209 (compare_pairs): Swap cost comparison.
22210 (coalesce_ssa_name): Don't use change_partition_var.
22211 * tree-nrv.c (struct nrv_data): Add modified member.
22212 (finalize_nrv_r): Set it.
22213 (tree_nrv): Use it to update statements.
22214 (pass_nrv): Require PROP_ssa.
22215 * tree-mudflap.c (mf_decl_cache_locals,
22216 mf_build_check_statement_for): Use make_rename_temp.
22217 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22218 * alias.c (find_base_decl): Handle SSA names.
22219 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22220 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22221 * rtl.h (set_reg_attrs_for_parm): Declare.
22222 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22223 to "optimized", remove unused locals at finish.
22224 (execute_free_datastructures): Make global, call
22225 delete_tree_cfg_annotations.
22226 (execute_free_cfg_annotations): Don't call
22227 delete_tree_cfg_annotations.
22229 * ssaexpand.h: New file.
22230 * expr.c (toplevel): Include ssaexpand.h.
22231 (expand_assignment): Handle SSA names the same as register variables.
22232 (expand_expr_real_1): Expand SSA names.
22233 * cfgexpand.c (toplevel): Include ssaexpand.h.
22234 (SA): New global variable.
22235 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22236 (SSAVAR): New macro.
22237 (set_rtl): New helper function.
22238 (add_stack_var): Deal with SSA names, use set_rtl.
22239 (expand_one_stack_var_at): Likewise.
22240 (expand_one_stack_var): Deal with SSA names.
22241 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22242 before unique numbers.
22243 (expand_stack_vars): Use set_rtl.
22244 (expand_one_var): Accept SSA names, add asserts for them, feed them
22245 to above subroutines.
22246 (expand_used_vars): Expand all partitions (without default defs),
22247 then only the local decls (ignoring those expanded already).
22248 (expand_gimple_cond): Remove edges when jumpif() expands an
22249 unconditional jump.
22250 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22251 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22253 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22254 members of SA; deal with PARM_DECL partitions here; expand
22255 all PHI nodes, free tree datastructures and SA. Commit instructions
22256 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22257 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22258 info and statements at start, collect garbage at finish.
22259 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22260 (VAR_ANN_PARTITION) Remove.
22261 (change_partition_var): Don't declare.
22262 (partition_to_var): Always return SSA names.
22263 (var_to_partition): Only accept SSA names.
22264 (register_ssa_partition): Only check argument.
22265 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22267 (delete_var_map): Don't free it.
22268 (var_union): Only accept SSA names, simplify.
22269 (partition_view_init): Mark only useful SSA names as used.
22270 (partition_view_fini): Only deal with SSA names.
22271 (change_partition_var): Remove.
22272 (dump_var_map): Use ssa_name instead of partition_to_var member.
22273 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22275 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22276 (struct _elim_graph): New member const_dests; nodes member vector of
22278 (set_location_for_edge): New static helper.
22279 (create_temp): Remove.
22280 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22281 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22282 (new_elim_graph): Allocate const_dests member.
22283 (clean_elim_graph): Truncate const_dests member.
22284 (delete_elim_graph): Free const_dests member.
22285 (elim_graph_size): Adapt to new type of nodes member.
22286 (elim_graph_add_node): Likewise.
22287 (eliminate_name): Likewise.
22288 (eliminate_build): Don't take basic block argument, deal only with
22289 partition numbers, not variables.
22290 (get_temp_reg): New static helper.
22291 (elim_create): Use it, deal with RTL temporaries instead of trees.
22292 (eliminate_phi): Adjust all calls to new signature.
22293 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22294 (rewrite_trees): Only do checking.
22295 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22296 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22297 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22298 contains_tree_r, MAX_STMTS_IN_LATCH,
22299 process_single_block_loop_latch, analyze_edges_for_bb,
22300 perform_edge_inserts): Remove.
22301 (expand_phi_nodes): New global function.
22302 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22303 functions, initialize new parameter, remember partitions having a
22305 (finish_out_of_ssa): New global function.
22306 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22307 don't reset in_ssa_p here, don't disable TER when mudflap.
22308 (pass_del_ssa): Remove.
22309 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22311 (execute_free_datastructures): Declare.
22312 * Makefile.in (SSAEXPAND_H): New variable.
22313 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22314 * basic-block.h (commit_one_edge_insertion): Declare.
22315 * passes.c (init_optimization_passes): Move pass_nrv and
22316 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22317 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22318 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22319 (redirect_branch_edge): Deal with super block when expanding, split
22320 out jump patching itself into ...
22321 (patch_jump_insn): ... here, new static helper.
22323 2009-04-26 Michael Matz <matz@suse.de>
22325 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22326 beyond num_ssa_names.
22327 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22328 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22330 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22332 PR inline-asm/39543
22333 * fwprop.c (forward_propagate_asm): New function.
22334 (forward_propagate_and_simplify): Propagate also into __asm, if it
22335 doesn't increase the number of referenced registers.
22338 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22340 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22342 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22343 note_nonlocal_vla_type for nonlocal VLAs.
22344 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22345 contains_remapped_vars, remap_vla_decls): New functions.
22346 (convert_nonlocal_reference_stmt): If not optimizing, call
22347 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22348 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22349 if it wasn't found in var_map.
22350 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22351 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22352 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22354 * gimplify.c (nonlocal_vlas): New variable.
22355 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22357 (gimplify_body): Create and destroy nonlocal_vlas.
22359 * dwarf2out.c (loc_descr_plus_const): New function.
22360 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22361 mem_loc_descriptor, loc_descriptor_from_tree_1,
22362 descr_info_loc, gen_variable_die): Use it.
22364 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22365 !TREE_STATIC VAR_DECLs.
22366 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22367 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22368 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22369 DECL_BY_REFERENCE is valid.
22370 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22371 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22372 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22373 Copy DECL_BY_REFERENCE.
22374 (struct nesting_copy_body_data): New type.
22375 (nesting_copy_decl): New function.
22376 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22377 if they have variable length.
22379 2009-04-26 Michael Matz <matz@suse.de>
22381 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22382 mark new temporaries for renaming.
22384 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22387 * c-decl.c (global_bindings_p): Return negative value.
22388 (c_variable_size): New. Based on variable_size from
22390 (grokdeclarator): Call c_variable_size not variable_size.
22392 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22394 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22396 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22398 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22399 Redefine it to just use mingw/include.
22400 (ASM_SPEC): Rules for -m32 and -m64.
22401 (LINK_SPEC): Use Likewise.
22402 (SPEC_32): New define.
22403 (SPEC_64): Likewise.
22404 (SUB_LINK_SPEC): Likewise.
22405 (MULTILIB_DEFAULTS): New define.
22406 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22407 Add multilib options.
22408 (MULTILIB_DIRNAMES): Likewise.
22409 (MULTILIB_OSDIRNAMES): Likewise.
22410 (LIBGCC): Likewise.
22411 (INSTALL_LIBGCC): Likewise.
22413 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22416 * c-tree.h (enum c_inline_static_type): New.
22417 (record_inline_static): Declare.
22418 * c-decl.c (struct c_inline_static, c_inline_statics,
22419 record_inline_static, check_inline_statics): New.
22420 (pop_file_scope): Call check_inline_statics.
22421 (start_decl): Call record_inline_static instead of pedwarning
22422 directly for static in inline function.
22423 * c-typeck.c (build_external_ref): Call record_inline_static
22424 instead of pedwarning directly for static referenced in inline
22427 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22429 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22430 not new but only being rescanned.
22431 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22432 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22433 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22434 record_set_info, compute_set, grealloc): Remove.
22435 (recompute_all_luids): New function.
22436 (gcse_main): Don't compute sets, and don't do related memory
22437 allocations/free-ing. If something changed before the end of the
22438 pass, update LUIDs using recompute_all_luids.
22439 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22440 (free_gcse_mem): Don't free it either.
22441 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22442 Use the df insn LUIDs.
22443 (load_killed_in_block): Likewise.
22444 (compute_hash_table_work): Don't compute reg_set_in_block.
22445 (compute_transp): Use DF_REG_DEF_CHAINs.
22446 (local_cprop_pass): Don't use compute_sets and related functions.
22447 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22448 Use get_max_uid() instead of max_cuid.
22449 (insert_insn_end_basic_block, pre_insert_copy_insn,
22450 update_ld_motion_stores): Don't try to
22451 keep reg_set tables up to date.
22452 (pre_insert_copies): Use df insn LUIDs.
22453 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22454 (reg_set_info): Don't use extra bitmap argument.
22455 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22456 information to compute regs_set_in_block.
22457 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22458 (bypass_jumps): Don't use compute_sets and friends.
22460 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22463 * opts.c (undocumented_msg): Do not leave blank even with
22466 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22468 * c-decl.c (build_enumerator): Allow values folding to integer
22469 constants but not integer constant expressions with a pedwarn if
22472 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22475 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22476 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22477 type is an integer constant.
22479 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22482 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22485 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22488 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22489 with variably modified return type and no storage class
22490 specifiers, except for the case of nested functions. Distinguish
22491 extern declarations of functions with variably modified return
22492 types from those of objects with variably modified types.
22494 2009-04-25 Jan Hubicka <jh@suse.cz>
22496 * tree.c (list_equal_p): New function.
22497 * tree.h (list_equal_p): Declare.
22498 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22499 basic_block_def, basic_block, const_basic_block): New.
22500 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22501 (redirect_eh_edge): New function.
22502 (make_eh_edge_update_phi): EH edges are not abnormal.
22503 * except.c: Include tree-flow.h.
22504 (list_match): New function.
22505 (eh_region_replaceable_by_p): New function.
22506 (replace_region): New function.
22507 (hash_type_list): New function.
22508 (hash_eh_region): New function.
22509 (eh_regions_equal_p): New function.
22510 (merge_peers): New function.
22511 (remove_unreachable_regions): Verify EH tree when checking;
22513 (copy_eh_region_1): New function.
22514 (copy_eh_region): New function.
22515 (push_reachable_handler): New function.
22516 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22517 regions without label but with live RESX.
22518 * except.h (redirect_eh_edge_to_label): New.
22519 * tree-flow.h (redirect_eh_edge): New.
22520 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22521 basic_block_def, basic_block, const_basic_block): Remove.
22522 * Makefile.in (except.o): Add dependency on tree-flow.h
22523 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22524 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22527 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22530 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22531 on the destination of memcpy.
22533 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22535 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22536 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22537 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22539 2009-04-25 Jan Hubicka <jh@suse.cz>
22541 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22542 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22543 to be reached by different label than left.
22544 (update_eh_edges): Update comment; remove edge_to_remove if possible
22545 and return true if suceeded.
22546 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22547 (cleanup_eh): Compute sharing map.
22548 * except.c (remove_eh_handler_and_replace): Add argument if we should
22550 (remove_unreachable_regions): Update for label sharing.
22551 (label_to_region_map): Likewise.
22552 (get_next_region_sharing_label): New function.
22553 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22555 (remove_eh_handler): Update.
22556 (remove_eh_region_and_replace_by_outer_of): New function.
22557 * except.h (struct eh_region): Add next_region_sharing_label.
22558 (remove_eh_region_and_replace_by_outer_of,
22559 get_next_region_sharing_label): Declare.
22560 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22562 2009-04-25 Jan Hubicka <jh@suse.cz>
22564 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22565 insert code even if they are not critical.
22567 2009-04-25 Jan Hubicka <jh@suse.cz>
22569 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22570 (gimple_can_remove_branch_p): EH edges won't remove branch by
22572 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22573 updating of non-abnormal EH edges.
22574 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22575 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22576 (split_critical_edges): Split also edges where emitting code on them
22577 will lead to splitting later.
22579 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22580 H.J. Lu <hongjiu.lu@intel.com>
22583 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22584 the configured assembler supports fildq and fistpq mnemonics.
22585 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22586 * configure: Regenerated.
22587 * config.in: Ditto.
22589 * config/i386/i386.c (print_operand): Handle 'Z'.
22590 ['z']: Remove handling of special fild/fist suffixes.
22591 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22592 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22593 suffix of fild insn.
22594 (*floatsi<mode>2_vector_mixed): Ditto.
22595 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22596 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22597 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22598 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22599 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22601 2009-04-25 Ben Elliston <bje@au.ibm.com>
22603 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22604 the source of a set operation.
22606 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22608 * target.h (struct gcc_target): Add case_values_threshold field.
22609 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22610 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22611 * targhooks.c (default_case_values_threshold): New function.
22612 * targhooks.h (default_case_values_threshold): Declare function.
22613 * stmt.c (expand_case): Use case_values_threshold target hook.
22614 * expr.h (case_values_threshold): Remove declartation.
22615 * expr.c (case_values_threshold): Remove function.
22616 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22618 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22619 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22620 (avr_case_values_threshold): Declare as static.
22621 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22623 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22624 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22625 (mn10300_case_values_threshold): New function.
22627 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22629 * ira.c (setup_cover_and_important_classes): Add enum cast.
22631 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22633 * genpreds.c (write_enum_constraint_num): Output definition of
22634 CONSTRAINT_NUM_DEFINED_P macro.
22635 * ira.c (setup_cover_and_important_classes): Use
22636 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22638 2009-04-24 DJ Delorie <dj@redhat.com>
22640 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22641 __SH2A_SINGLE_ONLY__ also.
22643 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22645 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22646 (movdf_internal): Ditto.
22647 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22648 SFmode and DFmode constants.
22649 (ia64_print_operand): Add 'G' format for printing
22650 floating point constants.
22652 2009-04-24 Richard Guenther <rguenther@suse.de>
22654 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22655 from unsigned additions.
22657 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22659 * c-typeck.c (set_init_index): Allow array designators that are
22660 not integer constant expressions with a pedwarn if pedantic.
22662 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22664 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22665 zero if no overlap in nonzero bits between the operands.
22667 2009-04-24 Ian Lance Taylor <iant@google.com>
22669 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22670 (record_dead_and_set_regs): Likewise.
22671 * df.h (struct df_mw_hardreg): Change flags field to int.
22672 (struct df_base_ref): Likewise.
22673 (struct df): Change changeable_flags field to int.
22674 * df-scan.c (df_defs_record): Change clobber_flags to int.
22675 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22676 constants rather than #define macros.
22677 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22678 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22679 (enum dwarf_calling_convention): Likewise.
22680 (enum dwarf_line_number_x_ops): Likewise.
22681 (enum dwarf_call_frame_info): Likewise.
22682 (enum dwarf_source_language): Likewise.
22683 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22684 (add_calling_convention_attribute): Likewise.
22685 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22686 (combine_comparisons): Change compcode to int. Add cast to enum type.
22687 * genrecog.c (maybe_both_true_2): Change c to int.
22688 (write_switch): Likewise. Add cast to enum type.
22689 * gimplify.c (gimplify_omp_for): Handle return values from
22690 gimplify_expr using MIN rather than bitwise or.
22691 (gimplify_expr): Add cast to enum type.
22692 * ipa-prop.c (update_jump_functions_after_inlining): Change
22693 IPA_BOTTOM to IPA_JF_UNKNOWN.
22694 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22695 Add casts to enum type.
22696 (setup_cover_and_important_classes): Change cl to int. Add casts
22698 (setup_class_translate): Change cl and mode to int.
22699 (ira_init_once): Change mode to int.
22700 (free_register_move_costs): Likewise.
22701 (setup_prohibited_mode_move_regs): Add casts to enum type.
22702 * langhooks.c (add_builtin_function_common): Rework assertion that
22703 value fits bitfield.
22704 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22705 * omega.c (omega_do_elimination): Avoid math on enum types.
22706 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22707 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22708 int local to handle integral_argment value.
22709 * regmove.c (try_auto_increment): Change PUT_MODE to
22711 * reload.c (push_secondary_reload): Add casts to enum type.
22712 (secondary_reload_class, find_valid_class): Likewise.
22713 * reload1.c (emit_input_reload_insns): Likewise.
22714 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22715 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22716 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22718 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22719 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22721 (expand_complex_libcall): Add casts to enum type.
22722 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22723 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22724 with ERROR_MARK, not NUM_TREE_CODES.
22725 (vect_create_epilog_for_reduction): Likewise.
22726 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22727 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22728 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22730 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22731 vect_unused_in_loop. Change 0 to loop_vect.
22732 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22733 * var-tracking.c (get_init_value): Change return type to enum
22735 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22736 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22738 (arm_override_options): Add casts to enum type.
22739 (arm_emit_tls_decoration): Likewise.
22740 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22742 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22743 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22744 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22746 * config/s390/s390.c (code_for_builtin_64): Change to array of
22748 (code_for_builtin_31): Likewise.
22749 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22751 * config/sparc/sparc.c (sparc_override_options): Change value
22752 field in struct code_model to enum cmodel. In initializer change
22753 0 to NULL and add cast to enum type.
22755 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22756 Change all callers. Issue a -Wc++-compat warning using
22757 lhs_origtype if necessary.
22758 (convert_for_assignment): Issue -Wc++-compat warnings about
22759 invalid conversions to enum type on assignment.
22760 * c-common.h (build_modify_expr): Update declaration.
22762 2009-04-24 Nick Clifton <nickc@redhat.com>
22764 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22765 (function_arg_advance): Likewise.
22766 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22769 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22771 * config/s390/constraints.md ('I', 'J'): Fix condition.
22773 2009-04-24 Diego Novillo <dnovillo@google.com>
22775 * gengtype-parse.c (parse_error): Add newline after message.
22777 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22779 * config/i386/sse.md (avxmodesuffixs): Removed.
22780 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22781 (*avx_pinsr<ssevecsize>): This.
22783 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22785 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22786 follow chains of regs with a single definition, and allow expressions
22787 that are function_invariant_p.
22788 (simple_rhs_p): Allow expressions that are function_invariant_p.
22790 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22792 PR middle-end/39867
22793 * fold-const.c (fold_cond_expr_with_comparison): When folding
22794 > and >= to MAX, make sure the MAX uses the same type as the
22795 comparison's operands.
22797 2009-04-24 Nick Clifton <nickc@redhat.com>
22799 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22800 addressing for DImode accesses.
22801 (frv_print_operand_address): Handle PLUS case.
22802 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22804 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22806 PR rtl-optimization/39794
22807 * alias.c (canon_true_dependence): Add x_addr argument.
22808 * rtl.h (canon_true_dependence): Adjust prototype.
22809 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22810 * cselib.c (cselib_invalidate_mem): Likewise.
22811 * gcse.c (compute_transp): Likewise.
22812 * dse.c (scan_reads_nospill): Likewise.
22813 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22814 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22815 canon_base_addr of the group, plus optional offset.
22816 (struct group_info): Rename canon_base_mem to
22818 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22819 canon_rtx of base_mem.
22821 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22823 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22824 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22826 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22828 * config/spu/spu-builtins.h: Delete file.
22830 * config/spu/spu.h (enum spu_builtin_type): Move here from
22832 (struct spu_builtin_description): Likewise. Add GTY marker.
22833 Do not use enum spu_function_code or enum insn_code.
22834 (spu_builtins): Add extern declaration.
22836 * config/spu/spu.c: Do not include "spu-builtins.h".
22837 (enum spu_function_code, enum spu_builtin_type_index,
22838 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22839 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22840 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22841 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22842 (spu_builtin_types): Make static. Add GTY marker.
22843 (spu_builtins): Add extern declaration with GTY marker.
22844 Include "gt-spu.h".
22846 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22847 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22848 Check programmatically whether all parameters are scalar.
22850 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22852 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22854 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22855 assignment from the constructor either if the target is volatile.
22857 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22859 * config/arm/arm.md (insv): Do not share operands[0].
22861 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22863 * config/vxlib-tls.c (active_tls_threads): Delete.
22864 (delete_hook_installed): New.
22865 (tls_delete_hook): Don't delete the delete hook.
22866 (tls_destructor): Delete it here.
22867 (__gthread_set_specific): Adjust installing the delete hook.
22868 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22869 __gthread_leave_tsd_dtor_context.
22871 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22873 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22875 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22877 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22879 (alpha_rtx_costs): Ditto.
22880 (emit_unlikely_jump): Use add_reg_note.
22881 (emit_frame_store_1): Ditto.
22882 (alpha_expand_prologue): Ditto.
22883 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22884 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22886 2009-04-23 Nick Clifton <nickc@redhat.com>
22888 * config/v850/v850.md (epilogue): Remove suppressed code.
22889 (return): Rename to return_simple and remove test of frame size.
22890 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22891 to gen_return_simple.
22893 2009-04-22 Jing Yu <jingyu@google.com>
22896 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22898 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22901 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22902 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22903 value is a VECTOR_CST, the element type is the element type of the
22906 2009-04-22 DJ Delorie <dj@redhat.com>
22908 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22910 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22912 * alias.c (find_base_term): Move around LO_SUM case, so that
22913 CONST falls through into PLUS/MINUS handling.
22916 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22917 into 0, use omit_one_operand.
22919 2009-04-23 Ben Elliston <bje@au.ibm.com>
22921 * config/rs6000/linux-unwind.h (get_regs): Remove type
22922 puns. Change the type of `pc' to an array of unsigned ints and
22923 update all users. Constify frame24.
22925 2009-04-22 DJ Delorie <dj@redhat.com>
22927 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22928 declarations before code.
22929 (current_function_special_page_vector): Likewise.
22930 (m32c_expand_insv): Silence a warning.
22932 2009-04-21 Taras Glek <tglek@mozilla.com>
22934 * alias.c: Update GTY annotations to new syntax.
22935 * basic-block.h: Likewise.
22936 * bitmap.h: Likewise.
22937 * c-common.h: Likewise.
22938 * c-decl.c: Likewise.
22939 * c-parser.c: Likewise.
22940 * c-pragma.c: Likewise.
22941 * c-tree.h: Likewise.
22942 * cfgloop.h: Likewise.
22943 * cgraph.h: Likewise.
22944 * config/alpha/alpha.c: Likewise.
22945 * config/arm/arm.h: Likewise.
22946 * config/avr/avr.h: Likewise.
22947 * config/bfin/bfin.c: Likewise.
22948 * config/cris/cris.c: Likewise.
22949 * config/darwin.c: Likewise.
22950 * config/frv/frv.c: Likewise.
22951 * config/i386/i386.c: Likewise.
22952 * config/i386/i386.h: Likewise.
22953 * config/i386/winnt.c: Likewise.
22954 * config/ia64/ia64.h: Likewise.
22955 * config/iq2000/iq2000.c: Likewise.
22956 * config/mips/mips.c: Likewise.
22957 * config/mmix/mmix.h: Likewise.
22958 * config/pa/pa.c: Likewise.
22959 * config/pa/pa.h: Likewise.
22960 * config/rs6000/rs6000.c: Likewise.
22961 * config/s390/s390.c: Likewise.
22962 * config/sparc/sparc.c: Likewise.
22963 * config/xtensa/xtensa.c: Likewise.
22964 * cselib.h: Likewise.
22965 * dbxout.c: Likewise.
22966 * dwarf2out.c: Likewise.
22967 * except.c: Likewise.
22968 * except.h: Likewise.
22969 * fixed-value.h: Likewise.
22970 * function.c: Likewise.
22971 * function.h: Likewise.
22972 * gimple.h: Likewise.
22973 * integrate.c: Likewise.
22974 * optabs.c: Likewise.
22975 * output.h: Likewise.
22976 * real.h: Likewise.
22978 * stringpool.c: Likewise.
22979 * tree-data-ref.c: Likewise.
22980 * tree-flow.h: Likewise.
22981 * tree-scalar-evolution.c: Likewise.
22982 * tree-ssa-address.c: Likewise.
22983 * tree-ssa-alias.h: Likewise.
22984 * tree-ssa-operands.h: Likewise.
22985 * tree.c: Likewise.
22986 * tree.h: Likewise.
22987 * varasm.c: Likewise.
22988 * varray.h: Likewise.
22990 * coretypes.h: Do not define GTY macro if it is already defined.
22991 * doc/gty.texi: Update GTY documentation to new syntax.
22992 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22993 annotations on structs.
22994 * gengtype-parse.c: Likewise.
22996 2009-04-22 Mark Heffernan <meheff@google.com>
22998 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23000 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23002 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23005 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23007 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23008 the same as a PLUS without a shift. Increase the cost of a
23011 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23013 * Makefile.in: Update dependencies.
23014 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23015 * errors.h: Remove bogus comment about compatibility.
23016 (warning): Update declaration.
23017 * genautomata.c: Update all calls to warning.
23018 * gimple.c: Do not include errors.h. Include toplev.h.
23019 * tree-ssa-structalias.c: Do not include errors.h.
23020 * omega.c: Likewise.
23021 * tree-ssa-reassoc.c: Likewise.
23022 * config/spu/spu-c.c: Likewise.
23023 * config/spu/t-spu-elf: Update dependencies.
23025 2009-04-22 Richard Guenther <rguenther@suse.de>
23027 PR tree-optimization/39824
23028 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23029 make sure the types are compatible.
23031 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23034 * c-common.c (c_parse_error): Take a token_flags parameter.
23035 Use token_type for the token type instead.
23036 Pass token_flags to cpp_type2name.
23037 * c-common.h (c_parse_error): Update declaration.
23038 * c-parser.c (c_parser_error): Pass 0 as token flags.
23040 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23042 PR rtl-optimization/39580
23043 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23045 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23047 * function.c (expand_function_end): Do not emit a jump to the "naked"
23048 return label for fall-through returns.
23049 * except.c (sjlj_emit_function_exit): Always place the call to the
23050 unregister function at the location installed by expand_function_end.
23052 2009-04-22 Richard Guenther <rguenther@suse.de>
23054 PR tree-optimization/39845
23055 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23056 (gen_inbound_check): Likewise.
23058 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23060 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23062 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23063 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23065 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23067 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23068 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23069 shift counts to avoid out-of-bounds array accesses.
23071 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23073 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23074 (Pmode): Move above.
23076 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23078 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23079 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23080 GET_CODE macro. Use IN_RANGE macro where appropriate.
23081 * config/alpha/alpha.h: Ditto.
23082 * config/alpha/alpha.md: Ditto.
23083 * config/alpha/constraints.md: Ditto.
23084 * config/alpha/predicates.md: Ditto.
23086 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23088 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23089 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23090 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23091 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23092 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23093 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23094 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23095 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23096 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23097 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23098 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23099 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23100 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23101 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23102 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23103 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23104 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23105 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23106 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23107 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23108 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23109 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23110 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23111 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23112 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23113 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23114 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23116 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23118 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23119 references from comments.
23120 * cfgbuild.c (count_basic_blocks): Delete.
23121 (find_basic_blocks_1): Delete.
23122 (find_basic_blocks): Delete.
23123 * except.c (finish_eh_generation): Make static. Move comment from
23124 except.h here. Remove find_basic_blocks references from comments.
23125 * except.h (finish_eh_generation): Delete.
23126 * basic-block.h (find_basic_blocks): Delete.
23127 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23129 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23131 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23132 (sdbout_parms): Likewise.
23134 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23136 * config/sh/sh.c (prepare_cbranch_operands): Use
23137 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23138 (expand_cbranchdi4): Likewise.
23139 (from_compare): Add cast to enum type.
23140 (expand_cbranchsi4): Use add_reg_note.
23141 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23142 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23143 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23144 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23145 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23146 instead of CODE_FOR_nothing.
23147 (cbranchdi4): Likewise. Fix the order of arguments for
23149 (push_fpscr): Use add_reg_note.
23150 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23151 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23153 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23155 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23156 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23157 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23158 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23159 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23160 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23161 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23162 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23163 config/alpha/x-vms, config/arc/t-arc,
23164 config/arm/README-interworking, config/arm/arm-c.c,
23165 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23166 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23167 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23168 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23169 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23170 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23171 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23172 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23173 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23174 config/cris/t-elfmulti, config/crx/t-crx,
23175 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23176 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23177 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23178 config/h8300/t-h8300, config/i386/athlon.md,
23179 config/i386/darwin-libgcc.10.4.ver,
23180 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23181 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23182 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23183 config/i386/t-linux64, config/i386/t-nwld,
23184 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23185 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23186 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23187 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23188 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23189 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23190 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23191 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23192 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23193 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23194 config/m68k/t-uclinux, config/mcore/t-mcore,
23195 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23196 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23197 config/mips/crtn.asm, config/mips/irix-crti.asm,
23198 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23199 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23200 config/mips/mips-fixed.md, config/mips/sb1.md,
23201 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23202 config/mips/t-iris6, config/mips/t-isa3264,
23203 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23204 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23205 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23206 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23207 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23208 config/mn10300/t-linux, config/mn10300/t-mn10300,
23209 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23210 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23211 config/picochip/libgccExtras/clzsi2.asm,
23212 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23213 config/rs6000/darwin-libgcc.10.4.ver,
23214 config/rs6000/darwin-libgcc.10.5.ver,
23215 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23216 config/rs6000/t-aix43, config/rs6000/t-aix52,
23217 config/rs6000/t-darwin, config/rs6000/t-fprules,
23218 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23219 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23220 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23221 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23222 config/rs6000/t-rtems, config/rs6000/t-spe,
23223 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23224 config/score/t-score-elf, config/sh/divcost-analysis,
23225 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23226 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23227 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23228 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23229 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23230 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23231 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23232 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23233 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23234 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23235 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23236 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23237 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23238 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23239 * config/h8300/genmova.sh: Include copyright and license notices
23240 in generated output.
23241 * config/h8300/mova.md: Regenerate.
23242 * doc/install.texi2html: Include word "Copyright" in copyright
23243 notice and use name "Free Software Foundation, Inc.".
23244 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23245 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23246 ChangeLog-2007, ChangeLog-2008: Correct dates.
23248 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23250 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23251 NE_EXPR operations as well.
23252 * c-parser.c (c_parser_condition): Do not set location information on
23254 (c_parser_conditional_expression): Likewise.
23255 (c_parser_binary_expression): Set location information on operators.
23256 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23257 TRUTH_NOT_EXPR has been folded.
23258 * fold-const.c (fold_truth_not_expr): Copy location information from
23259 the incoming expression to the outgoing one.
23260 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23261 recursive calls on the LHS of the operator but pass that of the
23262 operator to recursive calls on the RHS of the operator. Set it
23264 (shortcut_cond_expr): Set the locus of the operator on the second
23265 COND_EXPR and that of the expression on the first in degenerate cases.
23266 Pass the locus of the expression to calls to shortcut_cond_r.
23267 Set the locus of the 'then' block on the associated jump, if any.
23268 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23269 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23270 expression to call to gimplify_boolean_expr.
23272 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23274 * config.gcc: Add additional configuration for
23275 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23276 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23277 (CPP_SPEC): Redefine for allowing -municode option.
23278 (STARTFILE_SPEC): Likewise.
23279 * config/i386/t-mingw-w64: New.
23280 * config/i386/mingw-w64.opt: New.
23281 (municode): Add new target option.
23282 * doc/invoke.texi (municode): Add documentation for new option.
23284 2009-04-21 Ian Lance Taylor <iant@google.com>
23286 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23287 Correct test for number of arguments.
23288 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23290 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23292 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23293 argument of emit_library_call.
23295 2009-04-21 Richard Guenther <rguenther@suse.de>
23297 PR middle-end/39829
23298 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23299 inside VIEW_CONVERT_EXPRs.
23301 2009-04-21 Martin Jambor <mjambor@suse.cz>
23303 * tree-switch-conversion.c (build_constructors): Split a long line.
23304 (constructor_contains_same_values_p): New function.
23305 (build_one_array): Create assigns of constants if possible, do not
23306 call mark_sym_for_renaming, call update_stmt.
23307 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23308 make_rename_temp. Do not call mark_symbols_for_renaming, call
23310 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23311 find_new_referenced_vars, call update_stmt.
23312 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23313 instead of calling make_rename_temp. Do not call
23314 find_new_referenced_vars or mark_symbols_for_renaming, call
23317 2009-04-21 Richard Guenther <rguenther@suse.de>
23319 PR tree-optimization/39827
23320 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23321 (tree_ssa_phiprop): Pass the correct array size.
23323 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23325 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23327 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23330 * c-typeck.c (lvalue_p): Move declaration ...
23331 * c-common.h (lvalue_p): ... to here.
23332 * c-common.c (candidate_equal_p): New.
23333 (add_tlist): Use it.
23334 (merge_tlist): Use it.
23335 (warn_for_collisions_1): Likewise.
23336 (warning_candidate_p): Accept more candidates.
23337 (verify_tree): A warning candidate can be an expression. Use
23340 2009-04-21 Ben Elliston <bje@au.ibm.com>
23343 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23344 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23345 options. Remove -mcall-solaris documentation.
23347 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23350 * doc/invoke.texi (-Wlong-long): Update description.
23351 * c-lex (interpret_integer): Only warn if there was no previous
23352 overflow and -Wlong-long is enabled.
23353 * c-decl.c (declspecs_add_type): Drop redundant flags.
23354 * c.opt (Wlong-long): Init to -1.
23355 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23356 and front-end warn_long_long. Wlong-long only depends on other
23357 flags if it is uninitialized.
23358 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23359 the same for CPP and FE.
23360 (restore_extension_diagnostics): Likewise.
23362 2009-04-20 Ian Lance Taylor <iant@google.com>
23364 Fix enum conversions which are invalid in C++:
23365 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23366 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23367 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23368 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23369 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23370 (dbxout_parms): Likewise.
23371 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23372 (df_clear_flags): Likewise.
23373 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23374 top_flag parameter to int.
23375 (df_chain_create_bb_process_use): Likewise.
23376 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23378 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23379 (df_ref_create_structure, df_def_record_1): Likewise.
23380 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23381 (df_notes_rescan): Change 0 to VOIDmode in function call.
23382 (df_get_call_refs, df_insn_refs_collect): Likewise.
23383 (df_bb_regs_collect): Likewise.
23384 (df_entry_block_defs_collect): Likewise.
23385 (df_exit_block_uses_collect): Likewise.
23386 * df.h: Update declarations.
23387 * double-int.c (double_int_divmod): Add cast to enum type.
23388 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23389 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23390 (based_loc_descr): Likewise.
23391 (loc_descriptor_from_tree_1): Change first_op and second_op to
23392 enum dwarf_location_atom. Add cast to enum type.
23393 * expmed.c (init_expmed): Change 0 to SET in function call.
23394 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23395 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23396 (do_store_flag): Likewise.
23397 * fixed-value.h (struct fixed_value): Change mode to enum
23399 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23400 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23402 (insert_insn_decl, insert_decl, insert_state): Likewise.
23403 (automata_list_finish): Likewise.
23404 * genrecog.c (process_define_predicate): Add cast to enum type.
23405 * gensupport.c (init_predicate_table): Add cast to enum type.
23406 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23408 (gimple_build_call_1, gimple_build_label): Likewise.
23409 (gimple_build_goto, gimple_build_asm_1): Likewise.
23410 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23411 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23412 (enum fallback): Rename from enum fallback_t.
23413 (fallback_t): Typedef as int.
23414 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23415 GSI_SAME_STMT in function call.
23416 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23418 (setup_reg_class_relations): Likewise.
23419 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23420 (setup_prohibited_class_mode_regs): Add cast to enum type.
23421 (setup_prohibited_mode_move_regs): Likewise.
23422 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23423 (record_address_regs): Change i to enum reg_class.
23424 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23425 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23426 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23427 (GET_MODE_2XWIDER_MODE): Likewise.
23428 (GET_CLASS_NARROWEST_MODE): Likewise.
23429 * omp-low.c (expand_omp_for): Add cast to enum type.
23430 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23431 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23432 * postreload.c (reload_cse_simplify_operands): Change rclass local
23434 * predict.c (combine_predictions_for_insn): Change best_predictor
23435 and predictor to enum br_predictor.
23436 (combine_predictions_for_bb): Likewise.
23437 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23438 use SET_PREDICT_EXPR_OUTCOME.
23439 * real.c (real_arithmetic): Change icode to code in function call.
23440 * reginfo.c (init_move_cost): Add casts to enum type.
23441 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23442 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23444 * reload.c (find_valid_class): Add casts to enum type.
23445 (push_reload): Change 0 to NO_REGS in function call.
23446 (find_reloads): Change this_alternative to array of enum
23447 reg_class. Remove some now-unnecessary casts.
23448 (make_memloc): Change 0 to VOIDmode in function call.
23449 * reload1.c (reload): Change 0 to VOIDmode in function call.
23450 (eliminate_regs_1, elimination_effects): Likewise.
23451 (eliminate_regs_in_insn): Likewise.
23452 (emit_input_reload_insns): Add cast to enum type.
23453 (delete_output_reload): Change 0 to VOIDmode in function call.
23454 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23455 to enum type in function call.
23456 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23457 (SET_PREDICT_EXPR_OUTCOME): Define.
23458 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23459 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23460 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23461 (dump_function): Likewise.
23462 * tree-dump.h: Update declarations.
23463 * tree-pass.h: Update declarations.
23464 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23465 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23467 (arm_rtx_costs_1): Correct parenthesization.
23468 (arm_rtx_costs): Add casts to enum type.
23469 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23470 (vfp_emit_fstmd): Use add_rg_note.
23471 (emit_multi_reg_push, emit_sfm): Likewise.
23472 (thumb_set_frame_pointer): Likewise.
23473 (arm_expand_prologue): Likewise.
23474 (arm_regno_class): Change return type to enum reg_class.
23475 (thumb1_expand_prologue): Use add_reg_note.
23476 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23477 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23479 * config/arm/gentune.sh: Add cast to enum type.
23480 * config/arm/arm-tune.md: Rebuild.
23481 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23482 (ix86_split_fp_branch, predict_jump): Likewise.
23483 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23484 insn_code to enum rtx_code.
23485 (ix86_builtin_vectorized_function): Add cast to enum type.
23486 * config/i386/i386.md (truncdfsf2): Change slot to enum
23488 (truncxf<mode>2, isinf<mode>2): Likewise.
23489 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23491 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23492 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23493 (insert_bundle_state): Change 1 to INSERT in function call.
23494 (ia64_add_bundle_selector_before): Likewise.
23495 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23496 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23497 (restore_stack_nonlocal): Likewise.
23498 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23500 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23502 (mips_rtx_costs): Likewise.
23503 (mips_override_options): Add casts to enum type.
23504 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23506 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23507 (store_reg, set_reg_plus_d): Likewise.
23508 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23509 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23511 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23513 (emit_unlikely_jump): Use add_reg_note.
23514 (rs6000_emit_allocate_stack): Likewise.
23515 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23516 (output_toc): Change 1 to INSERT in function call.
23517 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23518 (rs6000_initialize_trampoline): Likewise.
23519 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23521 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23522 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23523 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23524 (save_gprs): Use add_reg_note.
23525 (s390_emit_prologue): Likewise.
23526 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23527 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23528 (sparc_fold_builtin): Add cast to enum type.
23529 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23531 (spu_expand_prologue): Use add_reg_note.
23532 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23534 2009-04-20 Ian Lance Taylor <iant@google.com>
23536 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23537 (c_parser_postfix_expression_after_primary): Get VEC for list of
23538 arguments. Get original types of arguments. Call
23539 build_function_call_vec.
23540 (cached_expr_list_1, cached_expr_list_2): New static variables.
23541 (c_parser_expr_list): Change return type to VEC *. Add
23542 p_orig_types parameter. Change all callers.
23543 (c_parser_release_expr): New static function.
23544 (c_parser_vec_to_tree_list): New static function.
23545 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23546 call build_function_call_vec.
23547 (build_function_call_vec): New function, based on old
23548 build_function_call.
23549 (convert_arguments): Remove nargs and argarray parameters. Change
23550 values to a VEC. Add origtypes parameter.
23551 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23552 (convert_for_assignment): Add origtype parameter. Change all
23553 callers. If warn_cxx_compat, check for conversion to an enum
23554 type when calling a function.
23555 (store_init_value): Add origtype parameter. Change all callers.
23556 (digest_init): Likewise.
23557 (struct init_node): Add origtype field.
23558 (add_pending_init): Add origtype parameter. Change all callers.
23559 (output_init_element): Likewise.
23560 (output_pending_init_elements): Pass origtype from init_node to
23561 output_init_element.
23562 (process_init_element): Pass origtype from c_expr to
23563 output_init_element.
23564 (c_finish_return): Add origtype parameter. Change all callers.
23565 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23567 (sync_resolve_params): Likewise.
23568 (sync_resolve_return): Change params to first_param. Change caller.
23569 (resolve_overloaded_builtins): Change params to VEC *. Change
23570 callers. Save first parameter around call to build_function_call_vec.
23571 * c-decl.c (finish_decl): Add origtype parameter. Change all
23572 callers. Call build_function_call_vec rather than
23573 build_function_call for cleanup.
23574 * c-tree.h: Update declarations.
23575 * c-common.h: Update declarations.
23576 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23577 params to first_param.
23578 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23579 params parameter from tree to void *.
23580 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23581 Change arglist parameter to have type void *, and to be a pointer
23583 * config/rs6000/rs6000-protos.h
23584 (altivec_resolve_overloaded_builtin): Update declaration.
23585 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23586 fnargs parameter to have type void *, and to be a pointer to a
23587 VEC. Call build_function_call_vec instead of
23588 build_function_call.
23589 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23591 2009-04-20 Joey Ye <joey.ye@intel.com>
23592 Xuepeng Guo <xuepeng.guo@intel.com>
23593 H.J. Lu <hongjiu.lu@intel.com>
23595 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23597 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23598 (IX86_LEA_PRIORITY): Likewise.
23599 (distance_non_agu_define): New function.
23600 (distance_agu_use): Likewise.
23601 (ix86_lea_for_add_ok): Likewise.
23602 (ix86_dep_by_shift_count): Likewise.
23604 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23605 should split for LEA.
23607 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23609 (ix86_dep_by_shift_count): Likewise.
23611 2009-04-20 Richard Guenther <rguenther@suse.de>
23613 * expr.c (handled_component_p): Move ...
23614 * tree.h (handled_component_p): ... here.
23615 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23616 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23617 and REALPART_EXPR to be in one group.
23619 2009-04-20 Richard Guenther <rguenther@suse.de>
23621 * basic-block.h (get_all_dominated_blocks): Declare.
23622 * dominance.c (get_all_dominated_blocks): New function.
23623 * tree-cfg.c (get_all_dominated_blocks): Remove.
23624 (remove_edge_and_dominated_blocks): Adjust.
23625 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23626 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23627 instead of recursing.
23629 2009-04-20 Doug Kwan <dougkwan@google.com>
23631 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23632 (struct cgraph_node_set_def): New type.
23633 (cgraph_node_set) New type. Also declare vector functions.
23634 (struct cgraph_node_set_element_def): New type.
23635 (cgraph_node_set_element): Ditto.
23636 (cgraph_node_set_iterator): New iterator type.
23637 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23638 cgraph_node_set_remove, dump_cgraph_node_set,
23639 debug_cgraph_node_set): New prototypes.
23640 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23641 cgraph_node_set_size): New inlines.
23642 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23643 including cgraph.h.
23644 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23645 argument to function 'write_summary'.
23646 * ipa.c: Include ggc.h.
23647 (hash_cgraph_node_set_element,
23648 eq_cgraph_node_set_element, cgraph_node_set_new,
23649 cgraph_node_set_add, cgraph_node_set_remove,
23650 cgraph_node_set_find, dump_cgraph_node_set,
23651 debug_cgraph_node_set): New functions.
23652 * Makefile.in (ipa.o): Add dependency on GGC_H.
23654 2009-04-20 Ira Rosen <irar@il.ibm.com>
23656 PR tree-optimization/39675
23657 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23658 check of the return code of vect_schedule_slp. Check that
23659 stmt_vec_info still exists for the statement, before checking its
23660 vectorization type.
23662 2009-04-20 Michael Matz <matz@suse.de>
23664 * Makefile.in (generated_files): Take out $(simple_generated_c).
23666 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23668 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23669 (UINTPTR_TYPE): Likewise.
23671 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23674 * c-typeck.c (digest_init): Check for initializing an array with a
23677 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23680 * c-semantics.c (pop_stmt_list): Propagate
23681 STATEMENT_LIST_HAS_LABEL to parent statement list.
23683 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23685 * config/mips/mips.h (mips_tune_attr): New macro.
23686 * config/mips/mips.md (cpu): Use it.
23688 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23691 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23694 2009-04-19 Diego Novillo <dnovillo@google.com>
23696 * toplev.c (compile_file): Move call to coverage_finish ...
23697 * cgraphunit.c (ipa_passes): ... here.
23698 Call cgraph_process_new_functions.
23699 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23700 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23702 2009-04-19 Jan Hubicka <jh@suse.cz>
23704 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23706 (dump_cgraph_node): Dump can throw external flag.
23707 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23709 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23713 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23714 * common.opt (Wlogical-op): Move from here...
23715 * c.opt (Wlogical-op): ... to here.
23716 * c-typeck.c (parser_build_binary_op): Update call to
23717 warn_logical_operator.
23718 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23720 * c-common.c (warn_logical_op): Update.
23721 * c-common.h (warn_logical_op): Update declaration.
23723 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23725 * tree.c (protected_set_expr_location): Fix formatting.
23727 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23730 * c-typeck.c (readonly_warning): new.
23731 (build_unary_op, build_modify_expr): Use readonly_warning for
23732 storing into something readonly but not const-qualified.
23734 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23737 * c-typeck.c (build_unary_op): Check for taking address of
23738 expression of type void.
23740 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23743 * c-typeck.c (build_function_call): Check for calling a function
23744 with qualified void return types. Call require_complete_type when
23747 2009-04-18 Jan Hubicka <jh@suse.cz>
23749 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23751 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23752 can_throw_external flag.
23753 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23754 * ipa-pure-const.c (ignore_edge): New function.
23755 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23756 only over can_throw_external edges.
23757 (local_pure_const): Add nothrow flag.
23758 * ipa-utils.c (searchc): Add ignore_edge callback.
23759 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23760 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23761 (set_nothrow_function_flags): Update cgraph.
23762 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23764 2009-04-18 Richard Guenther <rguenther@suse.de>
23766 PR middle-end/39804
23767 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23768 (fold_stmt): ... this and ...
23769 (fold_stmt_inplace): ... this.
23770 (fold_stmt_1): Fold references in calls and asms.
23771 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23773 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23775 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23776 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23778 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23780 * tree.c (function_args_count): Remove.
23781 * tree.h: Remove the prototype for function_args_count.
23783 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23785 * tree-iterator.c (expr_only): Remove.
23786 * tree.h: Remove the prototype for expr_only.
23788 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23790 * reginfo.c (cannot_change_mode_set_regs): Remove.
23791 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23793 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23795 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23796 whether operands 0 and 1 overlaps.
23798 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23800 PR middle-end/36902
23801 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23802 pointer. Use warning_at instead of warning.
23803 (search_for_addr_array): Likewise.
23804 (check_array_bounds): Likewise.
23805 (check_all_array_refs): Check that the incoming edge is not in the
23806 list of edges to be removed.
23807 (check_all_array_refs): Avoid the temporal pointer.
23808 (vrp_visit_cond_stmt): Fix typo.
23809 (simplify_switch_using_ranges): Handle the case where the switch
23810 index is an integer constant.
23812 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23814 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23816 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23818 * doc/extend.texi, doc/invoke.texi: Fix typos.
23820 2009-04-17 Cary Coutant <ccoutant@google.com>
23822 * tree-flow-inline.h (get_lineno): Fix inverted test.
23824 2009-04-17 Diego Novillo <dnovillo@google.com>
23826 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23827 assertion for AVAIL_OUT.
23829 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23832 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23833 * config/sh/linux-atomic.asm: Likewise.
23835 2009-04-17 Diego Novillo <dnovillo@google.com>
23837 * except.c (debug_eh_tree): New.
23838 (struct eh_region, struct eh_status): Move ...
23839 * except.h: ... here.
23840 (add_type_for_runtime): Declare extern.
23841 (lookup_type_for_runtime): Likewise.
23842 (debug_eh_tree): Declare.
23843 * Makefile.in (GTFILES): List except.h before except.c
23845 2009-04-17 Diego Novillo <dnovillo@google.com>
23847 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23848 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23849 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23850 (find_vars_r): ... here.
23851 * tree-flow.h (find_referenced_vars_in): Declare.
23852 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23853 that AVAIL_OUT exists for BLOCK.
23854 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23855 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23856 (tree-parloops.o): Likewise.
23858 2009-04-17 Simon Baldwin <simonb@google.com>
23860 * toplev.c (default_tree_printer): Add handling for %E format.
23862 2009-04-17 Diego Novillo <dnovillo@google.com>
23864 * tree-pretty-print.c (dump_generic_node): Add break after
23865 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23866 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23867 FUNCTION_TYPE together. Call print_struct_decl when printing
23868 structures and TDF_SLIM is not given.
23869 (print_struct_decl): Fix logic for detecting recursion.
23871 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23874 * gcc.c (create_at_file): New.
23875 (compile_input_file_p): New.
23876 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23877 * main.c (main): Update call to toplev_main.
23878 * toplev.c (toplev_main): Change signature. Call expandargv.
23879 * toplev.h (toplev_main): Change signature.
23881 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23883 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23884 if the latter is not constant.
23886 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23888 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23890 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23892 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23893 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23895 2009-04-17 Richard Guenther <rguenther@suse.de>
23897 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23898 Handle component references view-converting an invariant address.
23900 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23902 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23903 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23904 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23905 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23906 Use @deftypevr rather than @deftypevar.
23908 2009-04-17 Richard Guenther <rguenther@suse.de>
23910 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23911 (get_prop_source_stmt): Likewise.
23912 (can_propagate_from): Likewise.
23914 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23916 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23917 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23918 (--with-multilib-list): Add default value.
23919 * configure: Regenerate.
23920 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23921 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23922 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23923 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23924 Don't add default cpu to multilib list unnecessarily, but do enable
23925 the relevant compiler option..
23926 Add support for --with-multilib-list=<blank> and
23927 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23928 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23929 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23930 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23931 TM_MULTILIB_CONFIG.
23932 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23933 (MULTILIB_OSDIRNAMES): New variable.
23934 * config/sh/t-1e: Delete file.
23935 * config/sh/t-mlib-sh1: Delete file.
23936 * config/sh/t-mlib-sh2: Delete file.
23937 * config/sh/t-mlib-sh2a: Delete file.
23938 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23939 * config/sh/t-mlib-sh2a-single: Delete file.
23940 * config/sh/t-mlib-sh2a-single-only: Delete file.
23941 * config/sh/t-mlib-sh2e: Delete file.
23942 * config/sh/t-mlib-sh3e: Delete file.
23943 * config/sh/t-mlib-sh4: Delete file.
23944 * config/sh/t-mlib-sh4-nofpu: Delete file.
23945 * config/sh/t-mlib-sh4-single: Delete file.
23946 * config/sh/t-mlib-sh4-single-only: Delete file.
23947 * config/sh/t-mlib-sh4a: Delete file.
23948 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23949 * config/sh/t-mlib-sh4a-single: Delete file.
23950 * config/sh/t-mlib-sh4a-single-only: Delete file.
23951 * config/sh/t-mlib-sh4al: Delete file.
23952 * config/sh/t-mlib-sh5-32media: Delete file.
23953 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23954 * config/sh/t-mlib-sh5-64media: Delete file.
23955 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23956 * config/sh/t-mlib-sh5-compact: Delete file.
23957 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23958 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23959 * doc/install.texi (Options specification): Add
23960 --with-multilib-list and --with-endian.
23962 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23964 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23966 (OBJS-common): Add plugin-version.o.
23967 (plugin-version.o): New.
23968 * gcc-plugin.h (plugin_gcc_version): New.
23969 (plugin_default_version_check): New.
23970 (plugin_init_func, plugin_init): Add version argument.
23971 * plugin-version.c: New.
23972 * plugin.c (str_plugin_gcc_version_name): New.
23973 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23974 pass it to the init function.
23975 (plugin_default_version_check): New.
23977 2009-04-17 Richard Guenther <rguenther@suse.de>
23979 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23980 for decl-vs-decl disambiguation.
23982 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23984 * config/s390/s390.h (s390_tune_attr): New macro definition.
23985 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23987 2009-04-17 Richard Guenther <rguenther@suse.de>
23989 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23990 (fold_stmt_r): Likewise.
23991 (maybe_fold_reference): New function.
23992 (fold_gimple_assign): Handle cases fold_stmt_r did.
23993 (fold_stmt): Do not use fold_stmt_r.
23994 (fold_stmt_inplace): Likewise.
23996 2009-04-17 Richard Guenther <rguenther@suse.de>
23998 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23999 (record_equivalences_from_stmt): Remove useless checks and
24001 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24002 the type is already suitable.
24004 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24006 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24008 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24010 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24011 (CMPtype): Define as __gcc_CMPtype.
24013 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24015 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24016 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24018 2009-04-17 Richard Guenther <rguenther@suse.de>
24020 PR tree-optimization/39746
24021 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24022 special-casing for builtins and static variable use/def.
24023 (call_may_clobber_ref_p_1): Likewise.
24025 2009-04-16 Ian Lance Taylor <iant@google.com>
24027 * df.h: Include "timevar.h".
24028 (struct df_problem): Change tv_id field to timevar_id_t.
24029 * tree-pass.h: Include "timevar.h".
24030 (struct opt_pass): Change tv_id field to timevar_id_t.
24031 * timevar.h (timevar_id_t): Define TV_NONE.
24032 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24033 TV_NONE rather than tv_id != 0.
24034 (execute_one_pass): Likewise.
24035 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24036 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24037 dependencies to $(TREE_PASS_H).
24038 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24040 (pass_branch_target_load_optimize2): Likewise.
24041 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24042 (pass_outof_cfg_layout_mode): Likewise.
24043 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24044 (pass_rebuild_cgraph_edges): Likewise.
24045 (pass_remove_cgraph_callee_edges): Likewise.
24046 * df-core.c (pass_df_initialize_opt): Likewise.
24047 (pass_df_initialize_no_opt): Likewise.
24048 (pass_df_finish): Likewise.
24049 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24050 * except.c (pass_set_nothrow_function_flags): Likewise.
24051 (pass_convert_to_eh_region_ranges): Likewise.
24052 * final.c (pass_compute_alignments): Likewise.
24053 * function.c (pass_instantiate_virtual_regs): Likewise.
24054 (pass_init_function): Likewise.
24055 (pass_leaf_regs): Likewise.
24056 (pass_match_asm_constraints): Likewise.
24057 * gimple-low.c (pass_lower_cf): Likewise.
24058 (pass_mark_used_blocks): Likewise.
24059 * init-regs.c (pass_initialize_regs): Likewise.
24060 * integrate.c (pass_initial_value_sets): Likewise.
24061 * ira.c (pass_ira): Likewise.
24062 * jump.c (pass_cleanup_barriers): Likewise.
24063 * omp-low.c (pass_expand_omp): Likewise.
24064 (pass_lower_omp): Likewise.
24065 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24066 * recog.c (pass_split_all_insns): Likewise.
24067 (pass_split_after_reload): Likewise.
24068 (pass_split_before_regstack): Likewise.
24069 (pass_split_before_sched2): Likewise.
24070 (pass_split_for_shorten_branches): Likewise.
24071 * reginfo.c (pass_reginfo_init): Likewise.
24072 (pass_subregs_of_mode_init): Likewise.
24073 (pass_subregs_of_mode_finish): Likewise.
24074 * passes.c (pass_postreload): Likewise.
24075 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24076 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24077 (pass_warn_function_return): Likewise.
24078 (pass_warn_function_noreturn): Likewise.
24079 * tree-complex.c (pass_lower_complex): Likewise.
24080 (pass_lower_complex_O0): Likewise.
24081 * tree-if-conv.c (pass_if_conversion): Likewise.
24082 * tree-into-ssa.c (pass_build_ssa): Likewise.
24083 * tree-mudflap.c (pass_mudflap_1): Likewise.
24084 (pass_mudflap_2): Likewise.
24085 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24086 (pass_mudflap_2): Likewise.
24087 * tree-nrv.c (pass_return_slot): Likewise.
24088 * tree-object-size.c (pass_object_sizes): Likewise.
24089 * tree-optimize.c (pass_all_optimizations): Likewise.
24090 (pass_early_local_passes): Likewise.
24091 (pass_all_early_optimizations): Likewise.
24092 (pass_cleanup_cfg): Likewise.
24093 (pass_cleanup_cfg_post_optimizing): Likewise.
24094 (pass_free_datastructures): Likewise.
24095 (pass_free_cfg_annotations): Likewise.
24096 (pass_fixup_cfg): Likewise.
24097 (pass_init_datastructures): Likewise.
24098 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24099 (pass_late_warn_uninitialized): Likewise.
24100 (pass_update_address_taken): Likewise.
24101 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24102 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24103 (pass_cse_sincos): Likewise.
24104 (pass_convert_to_rsqrt): Likewise.
24105 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24106 * tree-stdarg.c (pass_stdarg): Likewise.
24107 * tree-tailcall.c (pass_tail_recursion): Likewise.
24108 (pass_tail_calls): Likewise.
24109 * tree-vect-generic.c (pass_lower_vector): Likewise.
24110 (pass_lower_vector_ssa): Likewise.
24111 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24113 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24115 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24117 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24119 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24120 logical and signext.
24122 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24125 * config/sh/predicates.md (arith_operand): Check if the operand
24126 of TRUNCATE is a REG.
24128 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24130 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24131 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24133 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24135 * tree-iterator.c (tsi_split_statement_list_after,
24136 tsi_split_statement_list_before): Remove.
24137 * tree-iterator.h: Remove the prototypes for
24138 tsi_split_statement_list_after and tsi_split_statement_list_before.
24140 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24142 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24143 * tree-ssa-propagate.h: Remove the prototype for
24144 stmt_makes_single_load.
24146 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24148 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24149 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24151 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24153 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24155 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24157 * except.c (eh_region_outer_p): Remove.
24158 * except.h: Remove the prototype for eh_region_outer_p.
24160 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24162 * function.c (current_function_assembler_name): Remove.
24163 * function.h: Remove the prototype for
24164 current_function_assembler_name.
24166 2009-04-16 Ian Lance Taylor <iant@google.com>
24168 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24169 (add_reg_note): Call alloc_reg_note.
24170 * rtl.h (alloc_reg_note): Declare.
24171 * combine.c (try_combine): Use alloc_reg_note.
24172 (recog_for_combine, move_deaths): Likewise.
24173 (distribute_notes): Use alloc_reg_note and add_reg_note.
24174 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24175 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24176 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24178 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24180 PR rtl-optimization/39762
24181 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24182 ira_may_move_out_cost): Add comments about way of their usage.
24183 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24185 * ira-conflicts.c (process_regs_for_copy): Use function
24186 ira_get_register_move_cost instead of global
24187 ira_register_move_cost.
24189 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24190 color_pass, move_spill_restore, update_curr_costs): Ditto.
24192 * ira-lives.c (process_single_reg_class_operands): Ditto.
24194 * ira-emit.c (emit_move_list): Ditto.
24196 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24197 (record_reg_classes): Ditto. Use functions
24198 ira_get_register_move_cost and ira_get_may_move_cost instead of
24199 global vars ira_register_move_cost, ira_may_move_out_cost and
24200 ira_may_move_in_cost.
24201 (record_address_regs): Don't call ira_init_register_move_cost.
24202 Use function ira_get_may_move_cost instead of global
24203 ira_may_move_in_cost.
24204 (process_bb_node_for_hard_reg_moves): Use function
24205 ira_get_register_move_cost instead of global ira_register_move_cost.
24206 (ira_costs): Don't call ira_init_register_move_cost.
24208 2009-04-16 Richard Guenther <rguenther@suse.de>
24210 * tree-cfg.c (verify_gimple_assign_binary):
24211 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24212 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24213 (create_general_new_stmt): Note that this function is broken.
24215 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24217 * common.opt (fhelp): Add Var(help_flag).
24218 * gcc-plugin.h (plugin_info): Add help.
24219 * plugin.c (plugin_name_args): Add help.
24220 (register_plugin_info): Set plugin->help.
24221 (print_help_one_plugin): New.
24222 (print_plugins_help): New.
24223 * plugin.h (print_plugins_help): New.
24224 * toplev.c (toplev_main): Call print_plugins_help if needed.
24226 2009-04-16 Richard Guenther <rguenther@suse.de>
24228 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24229 (gimple_ior_addresses_taken_1): New function.
24230 (gimple_ior_addresses_taken): Likewise.
24231 * gimple.h (struct gimple_statement_with_ops_base): Remove
24232 addresses_taken member.
24233 (gimple_ior_addresses_taken): Declare.
24234 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24235 gimple_set_addresses_taken): Remove.
24236 * ipa-reference.c (mark_address): New function.
24237 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24238 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24239 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24240 (gimple_add_to_addresses_taken): Remove.
24241 (get_tmr_operands): Call mark_address_taken.
24242 (get_asm_expr_operands): Likewise.
24243 (get_expr_operands): Likewise.
24244 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24245 (free_stmt_operands): Do not free it.
24246 * tree-ssa.c (delete_tree_ssa): Likewise.
24247 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24249 2009-04-16 Richard Guenther <rguenther@suse.de>
24251 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24252 (walk_stmt_load_store_ops): Likewise.
24253 * gimple.c (get_base_loadstore): New function.
24254 (walk_stmt_load_store_addr_ops): Likewise.
24255 (walk_stmt_load_store_ops): Likewise.
24256 * ipa-pure-const.c (check_op): Simplify.
24257 (check_load, check_store): New functions.
24258 (check_stmt): Use walk_stmt_load_store_ops.
24259 * ipa-reference.c (mark_load): Adjust signature.
24260 (mark_store): Likewise.
24261 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24263 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24265 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24266 (plugin_info): New.
24267 * opts.c (common_handle_option): Don't call print_version.
24268 * plugin.c (plugin_name_args): Add version.
24269 (register_plugin_info): New.
24270 (register_callback): Handle PLUGIN_INFO.
24271 (try_init_one_plugin): New.
24272 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24274 (finalize_one_plugin): New.
24275 (finalize_plugins): New.
24276 (print_one_plugin): New.
24277 (print_plugins_versions): New.
24278 * plugin.h (print_plugins_versions): New.
24279 (finalize_plugins): New.
24280 * toplev.c (compile_file): Don't call initialize_plugins.
24281 (print_version): Call print_plugins_versions.
24282 (toplev_main): Call initialize_plugins. Print version if needed.
24283 Call finalize_plugins.
24285 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24287 * common.opt (fversion): New.
24288 * gcc.c (print_version): New.
24289 (process_command): Don't print the version. Just set print_version.
24290 (main): Print version. Call subprocesses if print_version and
24291 verbose_flag are set.
24292 * opts.c (common_handle_option): Handle OPT_fversion.
24294 2009-04-16 Richard Guenther <rguenther@suse.de>
24295 Ira Rosen <irar@il.ibm.com>
24297 PR tree-optimization/39698
24298 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24299 type of the reduction variable. Only generate the def if
24302 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24303 make sure to first convert to an integer of the same precision.
24304 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24305 the type of the evolution correctly in computing the new
24306 induction variable base.
24308 2009-04-16 Richard Guenther <rguenther@suse.de>
24310 PR middle-end/39625
24311 * tree-cfg.c (make_blocks): Split statements with to-be
24312 abnormal SSA names on the lhs.
24314 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24316 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24317 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24318 * c-typeck.c (really_start_incremental_init): Likewise.
24319 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24320 (TARGET_INITIALIZER): Remove it.
24321 * target.h (struct target): Remove vector_opaque_p.
24322 * tree.c (build_opaque_vector_type): New.
24323 * tree.h (TYPE_VECTOR_OPAQUE): New.
24324 (build_opaque_vector_type): Declare.
24325 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24326 * config/rs6000/rs6000.c (build_opaque_vector_type,
24327 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24328 (rs6000_init_builtins): Use build_opaque_vector_type for
24329 opaque_V4SI_type_node.
24331 2009-04-15 Catherine Moore <clm@codesourcery.com>
24333 * debug.h (set_name): Declare.
24334 * dwarf2out.c (dwarf2out_set_name): Declare.
24335 (dwarf2_debug_hooks): Add set_name.
24336 (find_AT_string): New.
24337 (add_AT_string): Call find_AT_string.
24338 (dwarf2out_set_name): New.
24339 * cp/decl.c (grokdeclarator): Call set_name.
24340 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24341 * debug.c (do_nothing_debug_hooks): Likewise.
24342 * dbxout.c (dbx_debug_hooks): Likewise.
24343 * sdbout.c (sdb_debug_hooks): Likewise.
24345 2009-04-15 Michael Eager <eager@eagercon.com>
24347 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24348 reg for single-precision FPU.
24349 * config/rs6000/rs6000.md (movsi_internal1): Only for
24350 !TARGET_SINGLE_FPU.
24351 (movsi_internal1_single): New. Add pattern to move SI values to/from
24352 single-precision FP regs.
24354 2009-04-15 Richard Guenther <rguenther@suse.de>
24356 * omp-low.c (lower_rec_input_clauses): Build correct address
24358 (expand_omp_for_generic): Fix multiplication type.
24359 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24360 (generate_memset_zero): Fix types.
24361 * tree-profile.c (prepare_instrumented_value): Correctly
24364 2009-04-15 Ian Lance Taylor <iant@google.com>
24366 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24367 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24368 for -Wall and for -Wc++-compat.
24369 (c_common_post_options): For C++, set warn_enum_compare if not
24371 * c-tree.h (struct c_expr): Add field original_type.
24372 (build_external_ref): Update declaration.
24373 * c-parser.c (c_parser_braced_init): Set original_type.
24374 (c_parser_initelt): Likewise.
24375 (c_parser_expr_no_commas): Likewise.
24376 (c_parser_conditional_expression): Likewise.
24377 (c_parser_cast_expression): Likewise.
24378 (c_parser_unary_expression): Likewise. Pull setting of
24379 original_code to top of function.
24380 (c_parser_sizeof_expression): Set original_type.
24381 (c_parser_alignof_expression): Likewise.
24382 (c_parser_postfix_expression): Likewise. Pull setting of
24383 original_code to top of function.
24384 (c_parser_postfix_expression_after_paren_type): Set original_type.
24385 (c_parser_postfix_expression_after_primary): Likewise.
24386 (c_parser_expression): Likewise.
24387 * c-typeck.c (build_external_ref): Add type parameter. Change all
24389 (c_expr_sizeof_expr): Set original_type field.
24390 (parser_build_unary_op): Likewise.
24391 (parser_build_binary_op): Likewise. Optionally warn about
24392 comparisons of enums of different types.
24393 (digest_init): Set original_type field.
24394 (really_start_incremental_init): Likewise.
24395 (push_init_level, pop_init_level): Likewise.
24396 * doc/invoke.texi (Warning Options): -Wenum-compare now
24399 2009-04-15 Richard Guenther <rguenther@suse.de>
24401 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24402 out a necessary conversion.
24403 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24404 names we didn't value number.
24405 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24407 2009-04-15 Richard Guenther <rguenther@suse.de>
24409 PR tree-optimization/39764
24410 * tree-ssa-ccp.c (get_value): Canonicalize value with
24411 canonicalize_float_value.
24413 2009-04-15 Jan Hubicka <jh@suse.cz>
24415 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24416 Wrong version of patch.
24418 2009-04-15 Jan Hubicka <jh@suse.cz>
24420 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24422 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24424 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24425 our distinct integral and vector types.
24427 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24429 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24430 * init.c (build_vtbl_address): Remove call to assemble_external.
24432 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24434 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24435 output for other floating point modes.
24437 2009-04-14 Diego Novillo <dnovillo@google.com>
24439 * diagnostic.c (diagnostic_report_diagnostic): Do not
24440 warn about loaded plugins for DK_ERROR and DK_WARNING.
24441 * c-decl.c (declspecs_add_type): Move call to
24442 invoke_plugin_callbacks ...
24443 * c-parser.c (c_parser_declspecs): ... here.
24444 * plugin.c (dump_active_plugins): Tidy output.
24446 2009-04-14 Diego Novillo <dnovillo@google.com>
24447 Le-Chun Wu <lcwu@google.com>
24449 * configure.ac: Add --enable-plugin support.
24450 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24451 * Makefile.in (PLUGIN_H): Define.
24452 Export ENABLE_PLUGIN and GMPINC to site.exp.
24453 Add PLUGINLIBS to link command.
24454 Add/modify dependencies for plugin.o and files including plugin.h.
24456 * config.in: Regenerate.
24458 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24461 2009-04-14 Le-Chun Wu <lcwu@google.com>
24463 * tree-pass.h (register_one_dump_file): Add a prototype for
24464 register_one_dump_file.
24465 * toplev.c (compile_file): Call initialize_plugins.
24466 (do_compile): Call invoke_plugin_callbacks.
24467 (toplev_main): Call invoke_plugin_callbacks.
24468 * common.opt: Add -fplugin= and -fplugin-arg-.
24469 * gcc-plugin.h: New public header file for plugins to include.
24470 * plugin.c: New source file.
24471 * plugin.h: New internal header file.
24472 * passes.c (register_one_dump_file): Make it external.
24474 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24476 2009-04-14 Diego Novillo <dnovillo@google.com>
24478 * doc/plugins.texi: New.
24479 * doc/gccint.texi: Add reference to Plugins chapter.
24480 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24481 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24482 loaded plugins, if any.
24483 * timevar.def (TV_PLUGIN_INIT): Define.
24484 (TV_PLUGIN_RUN): Define.
24485 * plugin.c: Include timevar.h
24486 (plugins_active_p): New.
24487 (dump_active_plugins): New.
24488 (debug_active_plugins): New.
24490 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24492 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24494 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24496 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24498 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24499 the same as a minus without a shift.
24501 2009-04-14 Nick Clifton <nickc@redhat.com>
24503 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24504 comparisons with small integers will always produce a short
24507 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24510 2008-12-19 Diego Novillo <dnovillo@google.com>
24512 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24514 2009-04-14 Richard Guenther <rguenther@suse.de>
24516 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24518 (verify_gimple_assign_binary): Likewise. Handle shifts and
24520 (verify_gimple_phi): Print the mismatched argument position.
24521 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24523 (vect_update_init_of_dr): Likewise.
24524 * matrix-reorg.c (transform_access_sites): Do what the
24526 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24528 2009-04-13 Michael Eager <eager@eagercon.com>
24530 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24531 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24532 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24533 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24534 remove duplicate config
24536 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24538 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24539 file_name:line_number type locator of the call site.
24541 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24543 * genautomata.c: Put blank after comma.
24544 (automaton_decls): New.
24545 (struct unit_usage): Add comments to member next.
24546 (store_alt_unit_usage): Keep the list ordered.
24547 (unit_present_on_list_p, equal_alternatives_p): New.
24548 (check_regexp_units_distribution): Check units distribution
24549 correctness correctly.
24550 (main): Don't write automata if error is found. Return correct
24553 * config/m68k/cf.md (cfv4_ds): Remove.
24554 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24555 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24557 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24558 power4-load-ext, power4-store, power4-store-update,
24559 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24560 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24561 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24562 power4-sqrt, power4-isync): Modify reservation to make correct
24563 unit distribution to automata.
24565 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24566 power5-store-update, power5-two, power5-three, power5-lmul,
24567 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24569 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24571 * except.c (pass_set_nothrow_function_flags): Set name and add
24573 (set_nothrow_function_flags): Mention in the dump file when
24574 changing a function to nothrow.
24576 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24579 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24580 instead of unsigned long.
24582 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24584 * config/arm/arm.c (return_used_this_function): Remove.
24585 (arm_output_function_prologue): Remove use of
24586 return_used_this_function.
24587 (output_return_instruction): Replace use of
24588 return_used_this_function
24589 by cfun->machine->return_used_this_function.
24590 (arm_output_epilogue): Likewise.
24591 (arm_output_function_epilogue): Likewise.
24592 (thumb_unexpanded_epilogue): Likewise.
24593 * config/arm/arm.h (struct machine_function):
24594 New member return_used_this_function.
24596 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24598 * doc/install.texi: Correct description of default directory for
24599 --with-gxx-include-dir.
24601 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24603 * fold-const.c (build_range_check): Properly deal with enumeral and
24604 boolean base types.
24606 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24608 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24609 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24610 * params.h (MAX_GCSE_PASSES): Remove.
24611 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24612 in sequence. Remove ability to run multiple passes.
24613 (bypass_jumps): Report run as third CPROP pass.
24615 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24617 PR middle-end/39651
24618 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24619 when deciding whether the whole SEQUENCE can throw.
24621 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24624 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24625 offseted label references.
24627 2009-04-11 Jan Hubicka <jh@suse.cz>
24629 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24631 2009-04-11 Richard Guenther <rguenther@suse.de>
24633 PR middle-end/39732
24634 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24635 return variables as TREE_ADDRESSABLE.
24637 2009-04-11 Richard Guenther <rguenther@suse.de>
24639 PR tree-optimization/39713
24640 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24641 reference trees have SSA_NAME operands.
24643 2009-04-11 Richard Guenther <rguenther@suse.de>
24646 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24647 address expressions.
24649 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24651 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24652 match changes in Cygwin 1.7
24653 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24654 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24656 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24658 PR tree-optimization/39701
24659 * doc/invoke.texi (Optimization Options): Document change in
24660 meaning and initialization of -fdelete-null-pointer-checks.
24662 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24664 PR middle-end/39701
24665 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24667 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24670 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24672 2009-04-10 Chao-ying Fu <fu@mips.com>
24674 * doc/tm.texi (Instruction Output): Document
24675 TARGET_ASM_FINAL_POSTSCAN_INSN.
24676 * target.h (final_postscan_insn): New field in asm_out.
24677 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24678 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24679 * final.c (final_scan_insn): Call
24680 targetm.asm_out.final_postscan_insn after outputting
24681 an asm macro and a normal instruction.
24683 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24684 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24685 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24686 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24687 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24689 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24691 PR middle-end/39701
24692 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24693 variables as non-NULL even with -fdelete-null-pointer-checks.
24695 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24697 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24699 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24702 * config/i386/i386.c (classify_argument): Handle SCmode with
24703 (bit_offset % 64) != 0.
24705 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24707 * doc/invoke.texi (Optimize Options): Add cross-reference to
24708 -Q --help=optimizers examples.
24710 2009-04-10 Ben Elliston <bje@au.ibm.com>
24713 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24714 regalign for the reg == fpr and TDmode case.
24716 2009-04-09 David Ayers <ayers@fsfe.org>
24719 * objc/objc-act.c (warn_with_method): Remove helper function.
24720 (check_duplicates): Call warning and inform directly.
24721 (really_start_method): Likewise.
24723 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24725 * expmed.c (expand_divmod): Always use a comparison for a division
24726 by a large unsigned integer.
24728 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24729 for things others than variables or functions as nonzero.
24731 2009-04-09 Nick Clifton <nickc@redhat.com>
24733 * unwind-compat.c: Change copyright header to refer to version
24734 3 of the GNU General Public License with version 3.1 of the
24735 GCC Runtime Library Exception and to point readers at the
24736 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24737 * config/alpha/crtfastmath.c: Likewise.
24738 * config/alpha/linux-unwind.h: Likewise.
24739 * config/alpha/qrnnd.asm: Likewise.
24740 * config/alpha/vms-crt0-64.c: Likewise.
24741 * config/alpha/vms-crt0.c: Likewise.
24742 * config/alpha/vms-dwarf2.asm: Likewise.
24743 * config/alpha/vms-dwarf2eh.asm: Likewise.
24744 * config/alpha/vms-psxcrt0-64.c: Likewise.
24745 * config/alpha/vms-psxcrt0.c: Likewise.
24746 * config/alpha/vms_tramp.asm: Likewise.
24747 * config/arc/initfini.c: Likewise.
24748 * config/arc/lib1funcs.asm: Likewise.
24749 * config/arm/bpabi-v6m.S: Likewise.
24750 * config/arm/bpabi.S: Likewise.
24751 * config/arm/bpabi.c: Likewise.
24752 * config/arm/crti.asm: Likewise.
24753 * config/arm/crtn.asm: Likewise.
24754 * config/arm/ieee754-df.S: Likewise.
24755 * config/arm/ieee754-sf.S: Likewise.
24756 * config/arm/lib1funcs.asm: Likewise.
24757 * config/arm/libunwind.S: Likewise.
24758 * config/arm/linux-atomic.c: Likewise.
24759 * config/arm/mmintrin.h: Likewise.
24760 * config/arm/pr-support.c: Likewise.
24761 * config/arm/unaligned-funcs.c: Likewise.
24762 * config/arm/unwind-arm.c: Likewise.
24763 * config/arm/unwind-arm.h: Likewise.
24764 * config/avr/libgcc.S: Likewise.
24765 * config/bfin/crti.s: Likewise.
24766 * config/bfin/crtlibid.s: Likewise.
24767 * config/bfin/crtn.s: Likewise.
24768 * config/bfin/lib1funcs.asm: Likewise.
24769 * config/bfin/linux-unwind.h: Likewise.
24770 * config/cris/arit.c: Likewise.
24771 * config/cris/cris_abi_symbol.c: Likewise.
24772 * config/darwin-64.c: Likewise.
24773 * config/darwin-crt2.c: Likewise.
24774 * config/darwin-crt3.c: Likewise.
24775 * config/darwin.h: Likewise.
24776 * config/dbxelf.h: Likewise.
24777 * config/dfp-bit.c: Likewise.
24778 * config/dfp-bit.h: Likewise.
24779 * config/elfos.h: Likewise.
24780 * config/fixed-bit.c: Likewise.
24781 * config/fixed-bit.h: Likewise.
24782 * config/fp-bit.c: Likewise.
24783 * config/fp-bit.h: Likewise.
24784 * config/fr30/crti.asm: Likewise.
24785 * config/fr30/crtn.asm: Likewise.
24786 * config/fr30/lib1funcs.asm: Likewise.
24787 * config/freebsd-spec.h: Likewise.
24788 * config/frv/cmovd.c: Likewise.
24789 * config/frv/cmovh.c: Likewise.
24790 * config/frv/cmovw.c: Likewise.
24791 * config/frv/frvbegin.c: Likewise.
24792 * config/frv/frvend.c: Likewise.
24793 * config/frv/lib1funcs.asm: Likewise.
24794 * config/glibc-stdint.h: Likewise.
24795 * config/h8300/clzhi2.c: Likewise.
24796 * config/h8300/crti.asm: Likewise.
24797 * config/h8300/crtn.asm: Likewise.
24798 * config/h8300/ctzhi2.c: Likewise.
24799 * config/h8300/fixunssfsi.c: Likewise.
24800 * config/h8300/lib1funcs.asm: Likewise.
24801 * config/h8300/parityhi2.c: Likewise.
24802 * config/h8300/popcounthi2.c: Likewise.
24803 * config/i386/ammintrin.h: Likewise.
24804 * config/i386/att.h: Likewise.
24805 * config/i386/avxintrin.h: Likewise.
24806 * config/i386/biarch64.h: Likewise.
24807 * config/i386/bmmintrin.h: Likewise.
24808 * config/i386/cpuid.h: Likewise.
24809 * config/i386/cross-stdarg.h: Likewise.
24810 * config/i386/crtfastmath.c: Likewise.
24811 * config/i386/crtprec.c: Likewise.
24812 * config/i386/cygming-crtbegin.c: Likewise.
24813 * config/i386/cygming-crtend.c: Likewise.
24814 * config/i386/cygwin.asm: Likewise.
24815 * config/i386/emmintrin.h: Likewise.
24816 * config/i386/gmm_malloc.h: Likewise.
24817 * config/i386/gthr-win32.c: Likewise.
24818 * config/i386/i386.h: Likewise.
24819 * config/i386/immintrin.h: Likewise.
24820 * config/i386/linux-unwind.h: Likewise.
24821 * config/i386/linux64.h: Likewise.
24822 * config/i386/mm3dnow.h: Likewise.
24823 * config/i386/mmintrin-common.h: Likewise.
24824 * config/i386/mmintrin.h: Likewise.
24825 * config/i386/nmmintrin.h: Likewise.
24826 * config/i386/pmm_malloc.h: Likewise.
24827 * config/i386/pmmintrin.h: Likewise.
24828 * config/i386/smmintrin.h: Likewise.
24829 * config/i386/sol2-c1.asm: Likewise.
24830 * config/i386/sol2-ci.asm: Likewise.
24831 * config/i386/sol2-cn.asm: Likewise.
24832 * config/i386/sol2-gc1.asm: Likewise.
24833 * config/i386/tmmintrin.h: Likewise.
24834 * config/i386/unix.h: Likewise.
24835 * config/i386/w32-unwind.h: Likewise.
24836 * config/i386/wmmintrin.h: Likewise.
24837 * config/i386/x86-64.h: Likewise.
24838 * config/i386/x86intrin.h: Likewise.
24839 * config/i386/xmmintrin.h: Likewise.
24840 * config/ia64/crtbegin.asm: Likewise.
24841 * config/ia64/crtend.asm: Likewise.
24842 * config/ia64/crtfastmath.c: Likewise.
24843 * config/ia64/crti.asm: Likewise.
24844 * config/ia64/crtn.asm: Likewise.
24845 * config/ia64/fde-glibc.c: Likewise.
24846 * config/ia64/lib1funcs.asm: Likewise.
24847 * config/ia64/linux-unwind.h: Likewise.
24848 * config/ia64/quadlib.c: Likewise.
24849 * config/ia64/unwind-ia64.c: Likewise.
24850 * config/linux.h: Likewise.
24851 * config/m32c/m32c-lib1.S: Likewise.
24852 * config/m32c/m32c-lib2-trapv.c: Likewise.
24853 * config/m32c/m32c-lib2.c: Likewise.
24854 * config/m32r/initfini.c: Likewise.
24855 * config/m68hc11/larith.asm: Likewise.
24856 * config/m68hc11/m68hc11-crt0.S: Likewise.
24857 * config/m68k/cf.md: Likewise.
24858 * config/m68k/crti.s: Likewise.
24859 * config/m68k/crtn.s: Likewise.
24860 * config/m68k/lb1sf68.asm: Likewise.
24861 * config/m68k/linux-unwind.h: Likewise.
24862 * config/mcore/crti.asm: Likewise.
24863 * config/mcore/crtn.asm: Likewise.
24864 * config/mcore/lib1.asm: Likewise.
24865 * config/mips/linux-unwind.h: Likewise.
24866 * config/mips/loongson.h: Likewise.
24867 * config/mips/mips16.S: Likewise.
24868 * config/mmix/crti.asm: Likewise.
24869 * config/mmix/crtn.asm: Likewise.
24870 * config/pa/fptr.c: Likewise.
24871 * config/pa/hpux-unwind.h: Likewise.
24872 * config/pa/lib2funcs.asm: Likewise.
24873 * config/pa/linux-atomic.c: Likewise.
24874 * config/pa/linux-unwind.h: Likewise.
24875 * config/pa/milli64.S: Likewise.
24876 * config/pa/quadlib.c: Likewise.
24877 * config/pa/stublib.c: Likewise.
24878 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24879 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24880 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24881 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24882 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24883 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24884 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24885 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24886 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24887 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24888 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24889 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24890 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24891 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24892 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24893 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24894 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24895 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24896 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24897 * config/rs6000/750cl.h: Likewise.
24898 * config/rs6000/altivec.h: Likewise.
24899 * config/rs6000/biarch64.h: Likewise.
24900 * config/rs6000/crtresfpr.asm: Likewise.
24901 * config/rs6000/crtresgpr.asm: Likewise.
24902 * config/rs6000/crtresxfpr.asm: Likewise.
24903 * config/rs6000/crtresxgpr.asm: Likewise.
24904 * config/rs6000/crtsavfpr.asm: Likewise.
24905 * config/rs6000/crtsavgpr.asm: Likewise.
24906 * config/rs6000/darwin-asm.h: Likewise.
24907 * config/rs6000/darwin-fallback.c: Likewise.
24908 * config/rs6000/darwin-fpsave.asm: Likewise.
24909 * config/rs6000/darwin-ldouble.c: Likewise.
24910 * config/rs6000/darwin-tramp.asm: Likewise.
24911 * config/rs6000/darwin-unwind.h: Likewise.
24912 * config/rs6000/darwin-vecsave.asm: Likewise.
24913 * config/rs6000/darwin-world.asm: Likewise.
24914 * config/rs6000/e500crtres32gpr.asm: Likewise.
24915 * config/rs6000/e500crtres64gpr.asm: Likewise.
24916 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24917 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24918 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24919 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24920 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24921 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24922 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24923 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24924 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24925 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24926 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24927 * config/rs6000/eabi-ci.asm: Likewise.
24928 * config/rs6000/eabi-cn.asm: Likewise.
24929 * config/rs6000/eabi.asm: Likewise.
24930 * config/rs6000/linux-unwind.h: Likewise.
24931 * config/rs6000/linux64.h: Likewise.
24932 * config/rs6000/paired.h: Likewise.
24933 * config/rs6000/paired.md: Likewise.
24934 * config/rs6000/ppc64-fp.c: Likewise.
24935 * config/rs6000/ppu_intrinsics.h: Likewise.
24936 * config/rs6000/rs6000.h: Likewise.
24937 * config/rs6000/si2vmx.h: Likewise.
24938 * config/rs6000/sol-ci.asm: Likewise.
24939 * config/rs6000/sol-cn.asm: Likewise.
24940 * config/rs6000/spe.h: Likewise.
24941 * config/rs6000/spu2vmx.h: Likewise.
24942 * config/rs6000/sysv4.h: Likewise.
24943 * config/rs6000/tramp.asm: Likewise.
24944 * config/rs6000/vec_types.h: Likewise.
24945 * config/s390/linux-unwind.h: Likewise.
24946 * config/s390/tpf-unwind.h: Likewise.
24947 * config/score/crti.asm: Likewise.
24948 * config/score/crtn.asm: Likewise.
24949 * config/sh/crt1.asm: Likewise.
24950 * config/sh/crti.asm: Likewise.
24951 * config/sh/crtn.asm: Likewise.
24952 * config/sh/divtab-sh4-300.c: Likewise.
24953 * config/sh/divtab-sh4.c: Likewise.
24954 * config/sh/divtab.c: Likewise.
24955 * config/sh/lib1funcs-4-300.asm: Likewise.
24956 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24957 * config/sh/lib1funcs.asm: Likewise.
24958 * config/sh/lib1funcs.h: Likewise.
24959 * config/sh/linux-atomic.asm: Likewise.
24960 * config/sh/linux-unwind.h: Likewise.
24961 * config/sh/shmedia.h: Likewise.
24962 * config/sh/sshmedia.h: Likewise.
24963 * config/sh/ushmedia.h: Likewise.
24964 * config/sparc/crtfastmath.c: Likewise.
24965 * config/sparc/linux-unwind.h: Likewise.
24966 * config/sparc/sol2-c1.asm: Likewise.
24967 * config/sparc/sol2-ci.asm: Likewise.
24968 * config/sparc/sol2-cn.asm: Likewise.
24969 * config/spu/divmodti4.c: Likewise.
24970 * config/spu/divv2df3.c: Likewise.
24971 * config/spu/float_disf.c: Likewise.
24972 * config/spu/float_unsdidf.c: Likewise.
24973 * config/spu/float_unsdisf.c: Likewise.
24974 * config/spu/float_unssidf.c: Likewise.
24975 * config/spu/mfc_multi_tag_release.c: Likewise.
24976 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24977 * config/spu/mfc_tag_release.c: Likewise.
24978 * config/spu/mfc_tag_reserve.c: Likewise.
24979 * config/spu/mfc_tag_table.c: Likewise.
24980 * config/spu/multi3.c: Likewise.
24981 * config/spu/spu_internals.h: Likewise.
24982 * config/spu/spu_intrinsics.h: Likewise.
24983 * config/spu/spu_mfcio.h: Likewise.
24984 * config/spu/vec_types.h: Likewise.
24985 * config/spu/vmx2spu.h: Likewise.
24986 * config/stormy16/stormy16-lib2.c: Likewise.
24987 * config/svr4.h: Likewise.
24988 * config/sync.c: Likewise.
24989 * config/v850/lib1funcs.asm: Likewise.
24990 * config/vxlib-tls.c: Likewise.
24991 * config/vxlib.c: Likewise.
24992 * config/vxworks-dummy.h: Likewise.
24993 * config/xtensa/crti.asm: Likewise.
24994 * config/xtensa/crtn.asm: Likewise.
24995 * config/xtensa/ieee754-df.S: Likewise.
24996 * config/xtensa/ieee754-sf.S: Likewise.
24997 * config/xtensa/lib1funcs.asm: Likewise.
24998 * config/xtensa/lib2funcs.S: Likewise.
24999 * config/xtensa/linux-unwind.h: Likewise.
25000 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25001 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25002 * coretypes.h: Likewise.
25003 * crtstuff.c: Likewise.
25004 * defaults.h: Likewise.
25005 * dwarf2.h: Likewise.
25006 * emutls.c: Likewise.
25007 * gbl-ctors.h: Likewise.
25008 * gcov-io.h: Likewise.
25009 * ginclude/float.h: Likewise.
25010 * ginclude/iso646.h: Likewise.
25011 * ginclude/stdarg.h: Likewise.
25012 * ginclude/stdbool.h: Likewise.
25013 * ginclude/stddef.h: Likewise.
25014 * ginclude/stdfix.h: Likewise.
25015 * ginclude/stdint-gcc.h: Likewise.
25016 * ginclude/tgmath.h: Likewise.
25017 * gthr-aix.h: Likewise.
25018 * gthr-dce.h: Likewise.
25019 * gthr-gnat.c: Likewise.
25020 * gthr-gnat.h: Likewise.
25021 * gthr-lynx.h: Likewise.
25022 * gthr-mipssde.h: Likewise.
25023 * gthr-nks.h: Likewise.
25024 * gthr-posix.c: Likewise.
25025 * gthr-posix.h: Likewise.
25026 * gthr-posix95.h: Likewise.
25027 * gthr-rtems.h: Likewise.
25028 * gthr-single.h: Likewise.
25029 * gthr-solaris.h: Likewise.
25030 * gthr-tpf.h: Likewise.
25031 * gthr-vxworks.h: Likewise.
25032 * gthr-win32.h: Likewise.
25033 * gthr.h: Likewise.
25034 * libgcc2.c: Likewise.
25035 * libgcc2.h: Likewise.
25036 * libgcov.c: Likewise.
25037 * tsystem.h: Likewise.
25038 * typeclass.h: Likewise.
25039 * unwind-c.c: Likewise.
25040 * unwind-compat.h: Likewise.
25041 * unwind-dw2-fde-compat.c: Likewise.
25042 * unwind-dw2-fde-darwin.c: Likewise.
25043 * unwind-dw2-fde-glibc.c: Likewise.
25044 * unwind-dw2-fde.c: Likewise.
25045 * unwind-dw2-fde.h: Likewise.
25046 * unwind-dw2.c: Likewise.
25047 * unwind-dw2.h: Likewise.
25048 * unwind-generic.h: Likewise.
25049 * unwind-pe.h: Likewise.
25050 * unwind-sjlj.c: Likewise.
25051 * unwind.inc: Likewise.
25052 * config/arm/neon-gen.ml: Change generated copyright header to
25053 refer to version 3 of the GNU General Public License with
25054 version 3.1 of the GCC Runtime Library Exception and to point
25055 readers at the COPYING3 and COPYING3.RUNTIME files and the
25056 FSF's license web page.
25057 * config/arm/arm_neon.h: Regenerate.
25059 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25061 * config/cris/cris.md: Change copyright header to refer to version
25062 3 of the GNU General Public License.
25063 * doc/install.texi2html: Change copyright header to refer to version
25064 3 of the GNU General Public License and to point readers at the
25065 COPYING3 file and the FSF's license web page.
25066 * config/vax/linux.h: Likewise.
25068 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25070 * config/i386/i386.md (cmpcc): New.
25071 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25072 (sync_compare_and_swap_cc*): Delete.
25074 * config/s390/s390.c (s390_compare_emitted): Remove.
25075 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25076 s390_compare_emitted used to be handled. Assert that modes match.
25077 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25078 refer to sync_compare_and_swap_ccsi.
25079 * config/s390/s390.h (s390_compare_emitted): Remove.
25080 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25081 instead of s390_compare_emitted.
25082 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25083 instead of s390_compare_emitted.
25084 * config/s390/s390.md (cmpcc): New.
25085 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25086 CC_REGNUM, do not pretend it's set.
25087 (sync_compare_and_swap_cc*): Delete.
25088 * config/s390/predicates.md (cc_reg_operand): New.
25090 * expr.c (sync_compare_and_swap_cc): Delete.
25091 * optabs.h (sync_compare_and_swap_cc): Delete.
25092 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25093 is being used with can_compare_p.
25094 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25095 (find_cc_set): New.
25096 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25097 look for a MODE_CC set instead. Use emit_store_flag.
25098 (expand_compare_and_swap_loop): Likewise, with some additional
25099 complication to avoid a force_reg when useless. Use
25100 emit_cmp_and_jump_insns.
25101 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25102 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25103 sync_compare_and_swap documentation.
25105 2009-04-09 Jan Hubicka <jh@suse.cz>
25107 * except.c (find_prev_try): Break out from ....
25108 (duplicate_eh_regions): ... here; properly update prev_try pointers
25109 when duplication part of tree.
25110 (dump_eh_tree): Improve dumping.
25111 (verify_eh_region): New.
25112 (verify_eh_tree): Use it.
25114 2009-04-06 Richard Guenther <rguenther@suse.de>
25116 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25117 &ARRAY addresses by adjusting their types and prepending
25119 * tree-cfg.c (verify_gimple_assign_single): Verify that
25120 addresses are correct.
25122 2009-04-09 Richard Guenther <rguenther@suse.de>
25124 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25125 indices into an array reference if possible.
25126 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25127 Fold POINTER_PLUS_EXPR statements with invariant address.
25129 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25132 * config.gcc (powerpc64-*-linux*): Always build biarch.
25134 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25137 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25138 it and pedwarn if this results in an INTEGER_CST.
25140 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25142 * doc/install.texi: Update minimum GMP version. Remove obsolete
25143 text in MPFR section.
25145 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25147 * dwarf2out.c (class_scope_p): New static inline.
25148 (class_or_namespace_scope_p): Use it.
25149 (gen_variable_die): Use DW_TAG_member tag for static data member
25150 declarations instead of DW_TAG_variable.
25152 PR middle-end/39573
25153 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25156 2009-04-08 Richard Guenther <rguenther@suse.de>
25158 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25159 valueize random data.
25161 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25163 * config.gcc (aix tm_file): Add aix-stdint.h.
25164 (aix tm clause use_gcc_stdint): Set to wrap.
25165 * config/rs6000/aix-stdint.h: New file.
25167 2009-04-08 Richard Guenther <rguenther@suse.de>
25169 PR middle-end/36291
25170 * tree-dfa.c (add_referenced_var): Do not recurse into
25171 global initializers.
25172 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25174 (fold_const_aggregate_ref): Likewise.
25176 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25178 * recog.c (ordered_comparison_operator): New.
25179 * gensupport.c (std_preds): Add it.
25180 * doc/md.texi (Machine-Independent Predicates): Document it.
25182 2009-04-08 Jan Hubicka <jh@suse.cz>
25184 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25185 * function.h (rtl_eh): Remove exception_handler_label_map.
25186 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25187 remove_exception_handler_label, for_each_eh_label_1): Remove.
25188 (rtl_remove_unreachable_regions): Remove.
25189 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25190 (find_exception_handler_labels): Don't build the hashtable.
25191 (maybe_remove_eh_handler): Remove.
25192 (for_each_eh_label): Rewrite to walk the tree.
25193 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25194 * except.h (maybe_remove_eh_handler): Remove.
25195 * passes.c (init_optimization_passes): Schedule second EH cleanup
25197 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25198 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25200 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25202 * genoutput.c (validate_optab_operands): New.
25203 (gen_insn, gen_expand): Call it.
25205 * genflags.c (gen_insn): Detect misused iterators.
25206 (main): Pass line_no to gen_insn, exit with status 1 on error.
25208 * genextract.c (line_no): Make global.
25209 (VEC_safe_set_locstr): Change assertion to error message.
25210 (main): Exit with status 1 on error.
25212 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25216 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25217 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25218 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25219 * c-convert.c (convert): Do not call fold on results of conversion
25220 functions when the result is a C_MAYBE_CONST_EXPR.
25221 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25222 of __builtin_choose_expr.
25223 * c-typeck.c (remove_c_maybe_const_expr): New.
25224 (build_unary_op, build_conditional_expr, build_compound_expr,
25225 build_binary_op, c_objc_common_truthvalue_conversion): Call
25226 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25229 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25231 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25232 CODE to produce a new one. Add a prototype to use fold_convert_const
25234 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25237 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25238 mix declarations and code.
25240 2009-04-08 Ben Elliston <bje@au.ibm.com>
25242 * gcc.c: Replace `CC' with `GCC' throughout.
25244 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25246 * doc/invoke.texi: Document Atom support.
25248 2009-04-07 Jason Merrill <jason@redhat.com>
25251 * c-common.h, c-common.c: Add flag_pretty_templates.
25252 * c-opts.c (c_common_handle_option): Set it.
25253 * c.opt: Add -fno-pretty-templates.
25254 * doc/invoke.texi (C++ Dialect Options): Likewise.
25256 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25258 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25259 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25260 (ia64_expand_builtin): Likewise.
25262 2009-04-07 Martin Jambor <mjambor@suse.cz>
25264 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25265 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25266 ADDR_EXPRS are include too.
25268 2009-04-07 Richard Guenther <rguenther@suse.de>
25270 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25271 decls are only used if passes as parameters or if they are
25272 local statics and the call is not to a builtin.
25273 (call_may_clobber_ref_p_1): Likewise.
25275 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25277 * expr.c (do_store_flag): Remove last argument. Simplify code
25278 to avoid duplication of tests already done by can_compare_p.
25279 (expand_expr_real_1): Adjust caller.
25281 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25283 * optabs.c (can_compare_p): Test the predicate of a
25284 cbranch and cstore pattern.
25286 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25288 * expr.c (convert_move): Use emit_store_flag instead of
25291 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25293 * config/i386/i386.c (ix86_compare_emitted): Remove.
25294 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25295 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25296 * config/i386/i386.h (ix86_compare_emitted): Remove.
25297 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25298 instead of ix86_compare_emitted.
25299 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25301 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25303 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25304 Add t-sysroot-suffix to tmake_file.
25305 * config/print-sysroot-suffix.sh: New file.
25306 * config/t-sysroot-suffix: New file.
25308 2009-04-07 Ben Elliston <bje@au.ibm.com>
25310 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25311 as the latter produces a warning when the target does not support
25314 2009-04-07 Ben Elliston <bje@au.ibm.com>
25316 * dfp.c: Replace type punning assignments with memcpy throughout.
25317 * Makefile.in (dfp.o-warn): Remove.
25319 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25322 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25323 Include soft-fp/t-softfp after rs6000/t-linux64.
25325 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25327 * stor-layout.c (set_sizetype): Use the full precision of their
25328 machine mode for bitsize types.
25330 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25332 * config/i386/i386.md: Revert 2 accidental checkins.
25334 2009-04-06 Joey Ye <joey.ye@intel.com>
25335 Xuepeng Guo <xuepeng.guo@intel.com>
25336 H.J. Lu <hongjiu.lu@intel.com>
25338 Atom pipeline model, tuning and insn selection.
25339 * config.gcc (atom): Add atom config options and target.
25341 * config/i386/atom.md: New.
25343 * config/i386/i386.c (atom_cost): New cost.
25344 (m_ATOM): New macro flag.
25345 (initial_ix86_tune_features): Set m_ATOM.
25346 (x86_accumulate_outgoing_args): Likewise.
25347 (x86_arch_always_fancy_math_387): Likewise.
25348 (processor_target): Add Atom cost.
25349 (cpu_names): Add Atom cpu name.
25350 (override_options): Set Atom ISA.
25351 (ix86_issue_rate): New case PROCESSOR_ATOM.
25352 (ix86_adjust_cost): Likewise.
25354 * config/i386/i386.h (TARGET_ATOM): New target macro.
25355 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25356 (TARGET_OPT_AGU): New target option.
25357 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25358 (processor_type): Add PROCESSOR_ATOM.
25360 * config/i386/i386.md (cpu): Add new value "atom".
25361 (use_carry, movu): New attr.
25362 (atom.md): Include atom.md.
25363 (adddi3_carry_rex64): Set attr "use_carry".
25364 (addqi3_carry): Likewise.
25365 (addhi3_carry): Likewise.
25366 (addsi3_carry): Likewise.
25367 (*addsi3_carry_zext): Likewise.
25368 (subdi3_carry_rex64): Likewise.
25369 (subqi3_carry): Likewise.
25370 (subhi3_carry): Likewise.
25371 (subsi3_carry): Likewise.
25372 (x86_movdicc_0_m1_rex64): Likewise.
25373 (*x86_movdicc_0_m1_se): Likewise.
25374 (x86_movsicc_0_m1): Likewise.
25375 (*x86_movsicc_0_m1_se): Likewise.
25376 (*adddi_1_rex64): Emit add insn as much as possible.
25377 (*addsi_1): Likewise.
25378 (return_internal): Set atom_unit.
25379 (return_internal_long): Likewise.
25380 (return_pop_internal): Likewise.
25381 (*rcpsf2_sse): Set atom_sse_attr attr.
25382 (*qrt<mode>2_sse): Likewise.
25383 (*prefetch_sse): Likewise.
25385 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25387 (ix86_target_macros_internal): Likewise.
25389 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25390 (*prefetch_sse_rex): Likewise.
25391 (sse_rcpv4sf2): Likewise.
25392 (sse_vmrcpv4sf2): Likewise.
25393 (sse_sqrtv4sf2): Likewise.
25394 (<sse>_vmsqrt<mode>2): Likewise.
25395 (sse_ldmxcsr): Likewise.
25396 (sse_stmxcsr): Likewise.
25397 (*sse_sfence): Likewise.
25398 (sse2_clflush): Likewise.
25399 (*sse2_mfence): Likewise.
25400 (*sse2_lfence): Likewise.
25401 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25402 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25403 (avx_movdqu<avxmodesuffix>): Likewise.
25404 (avx_lddqu<avxmodesuffix>): Likewise.
25405 (sse2_movntv2di): Change attr "type" to "ssemov".
25406 (sse2_movntsi): Likewise.
25407 (rsqrtv8sf2): Change attr "type" to "sseadd".
25408 (sse3_addsubv2df3): Set attr "atom_unit".
25409 (sse3_h<plusminus_insn>v4sf3): Likewise.
25410 (*sse2_pmaddwd): Likewise.
25411 (*vec_extractv2di_1_rex64): Likewise.
25412 (*vec_extractv2di_1_avx): Likewise.
25413 (sse2_psadbw): Likewise.
25414 (ssse3_phaddwv8hi3): Likewise.
25415 (ssse3_phaddwv4hi3): Likewise.
25416 (ssse3_phadddv4si3): Likewise.
25417 (ssse3_phadddv2si3): Likewise.
25418 (ssse3_phaddswv8hi3): Likewise.
25419 (ssse3_phaddswv4hi3): Likewise.
25420 (ssse3_phsubwv8hi3): Likewise.
25421 (ssse3_phsubwv4hi3): Likewise.
25422 (ssse3_phsubdv4si3): Likewise.
25423 (ssse3_phsubdv2si3): Likewise.
25424 (ssse3_phsubswv8hi3): Likewise.
25425 (ssse3_phsubswv4hi3): Likewise.
25426 (ssse3_pmaddubsw128): Likewise.
25427 (sse3_pmaddubsw: Likewise.
25428 (ssse3_palignrti): Likewise.
25429 (ssse3_palignrdi): Likewise.
25431 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25433 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25435 2009-04-06 Richard Guenther <rguenther@suse.de>
25437 PR tree-optimization/28868
25438 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25439 of which PHI results we inserted.
25440 (insert_into_preds_of_block): Record inserted PHIs.
25441 (eliminate): Eliminate redundant PHI nodes.
25442 (init_pre): Init inserted_phi_names.
25444 2009-04-06 Richard Guenther <rguenther@suse.de>
25446 PR tree-optimization/39643
25447 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25448 IMAGPART_EXPRs of complex constants.
25449 (execute_fold_all_builtins): If we folded a call queue
25450 TODO_update_address_taken.
25452 2009-04-06 Jan Hubicka <jh@suse.cz>
25454 PR middle-end/39659
25455 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25458 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25460 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25462 (ic_invalidate_array): Likewise.
25464 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25466 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25467 alignment for library calls.
25469 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25471 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25472 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25473 * config/i386/mingw-stdint.h: New file.
25475 2009-04-05 Richard Guenther <rguenther@suse.de>
25477 PR tree-optimization/39648
25478 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25479 our &A vs. &A[0] IL deficiencies.
25481 2009-04-04 Jan Hubicka <jh@suse.cz>
25483 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25484 removed toplevel regions.
25485 (sjlj_mark_call_sites): Likewise.
25487 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25489 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25490 (cygwin tm clause use_gcc_stdint): Set to wrap.
25491 * config/i386/cygwin-stdint.h: New file.
25493 2009-04-04 Richard Guenther <rguenther@suse.de>
25495 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25496 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25497 single-argument PHIs if we are in loop-closed SSA form.
25498 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25499 for the pre-condition.
25500 (slpeel_tree_peel_loop_to_edge): Likewise.
25501 (vect_build_loop_niters): Take an optional sequence to append stmts.
25502 (vect_generate_tmps_on_preheader): Likewise.
25503 (vect_do_peeling_for_loop_bound): Take extra guards for the
25505 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25506 the cost model check.
25507 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25508 guards if we are going to peel. Do not apply versioning in that case.
25509 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25510 (vect_do_peeling_for_loop_bound): Likewise.
25511 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25512 loop bound only record extra pre-conditions, do not apply loop
25515 2009-04-04 Richard Guenther <rguenther@suse.de>
25517 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25520 2009-04-04 Jan Hubicka <jh@suse.cz>
25522 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25523 last_basic_block for size of bb->index indexed array.
25524 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25525 compute_out, link_btr_uses, build_btr_def_use_webs,
25526 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25528 2009-04-04 Jan Hubicka <jh@suse.cz>
25530 * except.c (remove_eh_handler_and_replace): Break out from ...
25531 (remove_eh_handler): ... here.
25532 (bring_to_root): New function.
25533 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25534 handled ones, bring others to root of tree.
25536 2009-04-04 Jan Hubicka <jh@suse.cz>
25538 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25539 (all_phis_safe_to_merge): New function.
25540 (update_info): New structure.
25541 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25542 (cleanup_empty_eh): Update SSA if possible.
25544 2009-04-04 Richard Guenther <rguenther@suse.de>
25546 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25547 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25548 (append_vuse): Likewise.
25550 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25552 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25553 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25554 instead of REG_UNSAVED for DW_CFA_undefined.
25555 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25556 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25559 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25562 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25564 2009-04-04 Richard Guenther <rguenther@suse.de>
25566 PR tree-optimization/8781
25567 PR tree-optimization/37892
25568 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25569 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25570 (valueize_refs): Call it for *& valueizations.
25571 (shared_reference_ops_from_ref): Rename to ...
25572 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25573 (shared_reference_ops_from_call): Rename to ...
25574 (valueize_shared_reference_ops_from_call): ... this and valueize.
25575 (vn_reference_lookup): Update.
25576 (visit_reference_op_call): Likewise.
25577 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25578 (eliminate): Value-replace the call address in call statements.
25580 2009-04-04 Richard Guenther <rguenther@suse.de>
25582 PR tree-optimization/39636
25583 * tree-ssa-forwprop.c
25584 (forward_propagate_addr_into_variable_array_index): Check for
25585 GIMPLE_ASSIGN before accessing the rhs code.
25587 2009-04-03 Jason Merrill <jason@redhat.com>
25589 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25591 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25593 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25594 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25595 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25596 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25597 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25598 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25599 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25600 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25601 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25602 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25603 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25604 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25605 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25606 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25607 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25608 Use fr_reg_or_fp01_operand instead of fr_register_operand
25610 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25611 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25612 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25614 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25616 PR rtl-optimization/39607
25617 PR rtl-optimization/39631
25621 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25622 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25623 instead of DF_LR_OUT.
25624 * ira-lives.c (process_bb_node_lives): Ditto.
25625 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25626 instead of DF_LR_{OUT,IN}.
25627 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25628 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25630 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25632 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25633 (execute_lower_omp): Always run but take the short way out if -fopenmp
25635 (gate_lower_omp): Remove, forcing the pass manager to always run the
25636 pass and always set PROP_gimple_lomp.
25637 (pass_lower_omp): Remove gate function.
25638 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25639 PROP_trees. Instead, require it.
25640 * ipa-cp.c (pass_ipa_cp): Likewise.
25641 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25642 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25643 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25644 and PROP_gimple_leh.
25646 2009-04-03 Richard Guenther <rguenther@suse.de>
25648 PR middle-end/13146
25649 PR tree-optimization/23940
25650 PR tree-optimization/33237
25651 PR middle-end/33974
25652 PR middle-end/34093
25653 PR tree-optimization/36201
25654 PR tree-optimization/36230
25655 PR tree-optimization/38049
25656 PR tree-optimization/38207
25657 PR tree-optimization/38230
25658 PR tree-optimization/38301
25659 PR tree-optimization/38585
25660 PR middle-end/38895
25661 PR tree-optimization/38985
25662 PR tree-optimization/39299
25663 * tree-ssa-structalias.h: Remove.
25664 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25665 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25666 (struct vuse_element_d): Remove.
25667 (struct vuse_vec_d): Likewise.
25668 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25669 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25670 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25671 VUSE_ELEMENT_VAR): Likewise.
25672 (struct voptype_d): Likewise.
25673 (NUM_VOP_FREE_BUCKETS): Likewise.
25674 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25675 (struct stmt_operands_d): Remove.
25676 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25677 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25678 VDEF_NUM, VDEF_VECT): Likewise.
25679 (copy_virtual_operands): Remove.
25680 (operand_build_cmp): Likewise.
25681 (create_ssa_artificial_load_stmt): Likewise.
25682 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25683 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25684 vuse_index and mayuse_index members. Pack and move done and iter_type
25685 members to the front.
25686 (SSA_OP_VMAYUSE): Remove.
25687 (SSA_OP_VIRTUAL_USES): Adjust.
25688 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25689 (unlink_stmt_vdef): Declare.
25690 (add_to_addressable_set): Remove.
25691 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25692 (vrp_visit_stmt): Likewise.
25693 * doc/tree-ssa.texi (Alias analysis): Update.
25694 * doc/invoke.texi (max-aliased-vops): Remove docs.
25695 (avg-aliased-vops): Likewise.
25696 * tree-into-ssa.c (syms_to_rename): Remove.
25697 (need_to_update_vops_p): Likewise.
25698 (need_to_initialize_update_ssa_p): Rename to ...
25699 (update_ssa_initialized_fn): ... this. Track function we are
25701 (symbol_marked_for_renaming): Simplify.
25702 (add_new_name_mapping): Do not set need_to_update_vops_p.
25703 (dump_currdefs): Use SYMS_TO_RENAME.
25704 (rewrite_update_stmt): Always walk all uses/defs.
25705 (dump_update_ssa): Adjust.
25706 (init_update_ssa): Take function argument. Track what we are
25708 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25709 (create_new_def_for): Initialize for cfun, assert we are initialized
25711 (mark_sym_for_renaming): Simplify.
25712 (mark_set_for_renaming): Do not initialize update-ssa.
25713 (need_ssa_update_p): Simplify. Take function argument.
25714 (name_mappings_registered_p): Assert we ask for the correct function.
25715 (name_registered_for_update_p): Likewise.
25716 (ssa_names_to_replace): Likewise.
25717 (release_ssa_name_after_update_ssa): Likewise.
25718 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25719 (dump_decl_set): Do not print a newline.
25720 (debug_decl_set): Do it here.
25721 (dump_update_ssa): And here.
25722 * tree-ssa-loop-im.c (move_computations): Adjust.
25723 (movement_possibility): Likewise.
25724 (determine_max_movement): Likewise.
25725 (gather_mem_refs_stmt): Likewise.
25726 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25727 or NAME_MEMORY_TAG.
25728 * tree-complex.c (update_all_vops): Remove.
25729 (expand_complex_move): Adjust.
25730 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25731 Simplify test for memory referencing statement. Exclude
25732 non-invariant ADDR_EXPRs.
25733 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25734 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25735 (rdg_flag_uses): Likewise.
25736 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25738 (tree_optimize_tail_calls_1): Also split the
25739 edge from the entry block if we have degenerate PHI nodes in
25740 the first basic block.
25741 * tree.c (init_ttree): Remove memory-tag related code.
25742 (tree_code_size): Likewise.
25743 (tree_node_structure): Likewise.
25744 (build7_stat): Re-write to be build6_stat.
25745 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25746 (SSA_VAR_P): Adjust.
25747 (struct tree_memory_tag): Remove.
25748 (struct tree_memory_partition_tag): Likewise.
25749 (union tree_node): Adjust.
25750 (build7): Re-write to be build6.
25751 * tree-pass.h (pass_reset_cc_flags): Remove.
25752 (TODO_update_address_taken): New flag.
25753 (pass_simple_dse): Remove.
25754 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25755 * params.h (MAX_ALIASED_VOPS): Remove.
25756 (AVG_ALIASED_VOPS): Likewise.
25757 * omp-low.c (expand_omp_taskreg): Update SSA form.
25758 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25759 aliases the lhs in a copy stmt.
25760 * tree-ssa-dse.c (struct address_walk_data): Remove.
25761 (memory_ssa_name_same): Likewise.
25762 (memory_address_same): Likewise.
25763 (get_kill_of_stmt_lhs): Likewise.
25764 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25765 unused stores. Look through PHI nodes into post-dominated regions.
25766 (dse_optimize_stmt): Simplify. Properly remove stores.
25767 (tree_ssa_dse): Compute dominators.
25768 (execute_simple_dse): Remove.
25769 (pass_simple_dse): Likewise.
25770 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25771 gimple_loaded_syms and gimple_stored_syms computation.
25772 * toplev.c (dump_memory_report): Dump alias and pta stats.
25773 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25774 (vn_reference_eq): Likewise.
25775 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25776 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25777 valueize_vuses): Remove.
25778 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25779 (get_def_ref_stmt_vuse): ... this.
25780 (vn_reference_lookup_2): New function.
25781 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25782 walking equivalent vuses. Simplify.
25783 (vn_reference_lookup): Likewise.
25784 (vn_reference_insert): Likewise.
25785 (vn_reference_insert_pieces): Likewise.
25786 (visit_reference_op_call): Simplify.
25787 (visit_reference_op_load): Likewise.
25788 (visit_reference_op_store): Likewise.
25789 (init_scc_vn): Remove shared_lookup_vuses initialization.
25790 (free_scc_vn): Remove shared_lookup_vuses freeing.
25791 (sort_vuses, sort_vuses_heap): Remove.
25792 (get_ref_from_reference_ops): Export.
25793 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25794 vector with single vuse pointer.
25795 (vn_reference_lookup_pieces, vn_reference_lookup,
25796 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25797 (shared_vuses_from_stmt): Remove.
25798 (get_ref_from_reference_ops): Declare.
25799 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25800 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25801 memory-tag related code.
25802 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25803 (likely_value): Add comment, skip static-chain of call statements.
25804 (surely_varying_stmt_p): Adjust.
25805 (gimplify_and_update_call_from_tree): Likewise.
25806 (execute_fold_all_builtins): Do not rebuild alias info.
25807 (gimplify_and_update_call_from_tree): Properly update VOPs.
25808 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25809 (copy_ref_info): Remove memory-tag related code.
25810 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25811 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25812 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25814 * tree-ssa-dom.c (gimple_p): Remove typedef.
25815 (eliminate_redundant_computations): Adjust.
25816 (record_equivalences_from_stmt): Likewise.
25817 (avail_expr_hash): Likewise.
25818 (avail_expr_eq): Likewise.
25819 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25820 (stmt_makes_single_load): Likewise.
25821 (stmt_makes_single_store): Likewise.
25822 * tree-ssa-alias.c: Rewrite completely.
25823 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25824 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25825 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25826 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25827 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25828 Remove public functions.
25829 (pass_reset_cc_flags): Remove.
25830 (pass_build_alias): Move ...
25831 * tree-ssa-structalias.c (pass_build_alias): ... here.
25832 * tree-ssa-alias.c (may_be_aliased): Move ...
25833 * tree-flow-inline.h (may_be_aliased): ... here.
25834 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25835 count_uses_and_derefs): Move ...
25836 * gimple.c: ... here.
25837 * gimple.h (count_uses_and_derefs): Declare.
25838 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25839 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25840 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25841 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25842 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25843 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25844 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25846 * tree-dfa.c (refs_may_alias_p): Move ...
25847 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25848 * tree-ssa-alias.h: New file.
25849 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25850 (statement_sink_location): Likewise.
25851 * opts.c (decode_options): Do not adjust max-aliased-vops or
25852 avg-aliased-vops values.
25853 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25854 (TV_CALL_CLOBBER): Likewise.
25855 (TV_FLOW_SENSITIVE): Likewise.
25856 (TV_FLOW_INSENSITIVE): Likewise.
25857 (TV_MEMORY_PARTITIONING): Likewise.
25858 (TV_ALIAS_STMT_WALK): New timevar.
25859 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25860 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25861 (get_address_description): Remove memory-tag related code.
25862 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25863 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25864 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25865 and immediate uses in statements. Document.
25866 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25867 (dump_symbols): Remove.
25868 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25869 * alias.c (get_deref_alias_set): New function split out from ...
25870 (get_alias_set): ... here.
25871 * alias.h (get_deref_alias_set): Declare.
25872 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25873 type parameter. Remove restrict pointer handling. Create a
25874 ref-all pointer in case type-based alias sets do not conflict.
25875 (vect_analyze_data_refs): Remove SMT related code.
25876 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25877 (vectorizable_load): Likewise.
25878 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25879 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25880 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25881 Ignore vops and SMTs.
25882 (dr_analyze_alias): Likewise..
25883 (free_data_ref): Likewise.
25884 (create_data_ref): Likewise.
25885 (analyze_all_data_dependences): Likewise.
25886 (get_references_in_stmt): Adjust.
25887 * tree-flow-inline.h (gimple_aliases_computed_p,
25888 gimple_addressable_vars, gimple_call_clobbered_vars,
25889 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25890 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25891 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25892 gimple_mem_ref_stats): Remove.
25893 (gimple_vop): New function.
25894 (op_iter_next_use): Remove vuses and mayuses cases.
25895 (op_iter_next_def): Remove vdefs case.
25896 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25897 (clear_and_done_ssa_iter): Do not set removed fields.
25898 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25899 Assert we are not iterating over vuses or vdefs if not also
25900 iterating over uses or defs.
25901 (op_iter_init_use): Likewise.
25902 (op_iter_init_def): Likewise.
25903 (op_iter_next_vdef): Remove.
25904 (op_iter_next_mustdef): Likewise.
25905 (op_iter_init_vdef): Likewise.
25906 (compare_ssa_operands_equal): Likewise.
25907 (link_use_stmts_after): Handle vuse operand.
25908 (is_call_used): Use is_call_clobbered.
25909 (is_call_clobbered): Global variables are always call clobbered,
25910 query the call-clobbers bitmap.
25911 (mark_call_clobbered): Ignore global variables.
25912 (clear_call_clobbered): Likewise.
25913 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25914 virtual operands sanity check.
25915 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25917 (TARGET_MEM_REF): Remove TMR_TAG operand.
25918 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25919 Remove call-clobber related code.
25920 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25921 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25922 partitions or escape reason.
25923 (get_single_def_stmt, get_single_def_stmt_from_phi,
25924 get_single_def_stmt_with_phi): Remove.
25925 (dump_referenced_vars): Tidy.
25926 (get_ref_base_and_extent): Allow bare decls.
25927 (collect_dfa_stats): Adjust.
25928 * graphite.c (rename_variables_in_stmt): Adjust.
25929 (graphite_copy_stmts_from_block): Likewise.
25930 (translate_clast): Likewise.
25931 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25933 (translate_vuse_through_block): Use the oracle.
25934 (phi_translate_1): Adjust.
25935 (value_dies_in_block_x): Use the oracle. Cache the outcome
25937 (valid_in_sets): Check if the VUSE for
25938 a REFERENCE is available.
25939 (eliminate): Do not remove stmts during elimination,
25940 instead queue and remove them afterwards.
25941 (do_pre): Do not rebuild alias info.
25942 (pass_pre): Run TODO_rebuild_alias before PRE.
25943 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25944 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25945 (mark_all_v_defs_stmt): Remove.
25946 (mark_all_v_defs_seq): Adjust.
25947 (sra_replace): Likewise.
25948 (scalarize_use): Likewise.
25949 (scalarize_copy): Likewise.
25950 (scalarize_init): Likewise.
25951 (scalarize_ldst): Likewise.
25952 (todoflags): Remove.
25953 (tree_sra): Do not rebuild alias info.
25954 (tree_sra_early): Adjust.
25955 (pass_sra): Run TODO_update_address_taken before SRA.
25956 * tree-predcom.c (set_alias_info): Remove.
25957 (prepare_initializers_chain): Do not call it.
25958 (mark_virtual_ops_for_renaming): Adjust.
25959 (mark_virtual_ops_for_renaming_list): Remove.
25960 (initialize_root_vars): Adjust.
25961 (initialize_root_vars_lm): Likewise.
25962 (prepare_initializers_chain): Likewise.
25963 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25964 (may_propagate_copy_into_stmt): Likewise.
25965 (merge_alias_info): Do nothing for now.
25966 (propagate_tree_value_into_stmt): Adjust.
25967 (stmt_may_generate_copy): Likewise.
25968 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25969 not mark symbols for renaming.
25970 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25971 with the same statement, make sure to update the new pointed-to one.
25972 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25973 call statements, do not mark symbols for renaming.
25974 (mark_operand_necessary): Dump something.
25975 (ref_may_be_aliased): New function.
25976 (mark_aliased_reaching_defs_necessary_1): New helper function.
25977 (mark_aliased_reaching_defs_necessary): Likewise.
25978 (mark_all_reaching_defs_necessary_1): Likewise.
25979 (mark_all_reaching_defs_necessary): Likewise.
25980 (propagate_necessity): Do not process virtual PHIs. For
25981 non-aliased loads mark all reaching definitions as necessary.
25982 For aliased loads and stores mark the immediate dominating
25983 aliased clobbers as necessary.
25984 (visited): New global static.
25985 (perform_tree_ssa_dce): Free visited bitmap after propagating
25987 (remove_dead_phis): Perform simple dead virtual PHI removal.
25988 (remove_dead_stmt): Properly unlink virtual operands when
25990 (eliminate_unnecessary_stmts): Schedule PHI removal after
25992 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25993 (process_replaceable): Likewise.
25994 (find_replaceable_in_bb): Likewise.
25995 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25996 based on the single gimple vop.
25997 (verify_flow_insensitive_alias_info): Remove.
25998 (verify_flow_sensitive_alias_info): Likewise.
25999 (verify_call_clobbering): Likewise.
26000 (verify_memory_partitions): Likewise.
26001 (verify_alias_info): Likewise.
26002 (verify_ssa): Adjust..
26003 (execute_update_addresses_taken): Export. Update SSA
26004 manually. Optimize only when optimizing. Use a local bitmap.
26005 (pass_update_address_taken): Remove TODO_update_ssa, add
26007 (pass_update_address_taken): Just use TODO_update_address_taken.
26008 (init_tree_ssa): Do not initialize addressable_vars.
26009 (verify_ssa): Verify new VUSE / VDEF properties.
26010 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26011 Do not call verify_alias_info.
26012 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26013 Do not free the loaded and stored syms bitmaps. Reset the escaped
26014 and callused solutions. Do not free addressable_vars.
26015 Remove memory-tag related code.
26016 (warn_uninitialized_var): Aliases are always available.
26017 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26018 * lambda-code.c (can_put_in_inner_loop): Adjust.
26019 (can_put_after_inner_loop): Likewise.
26020 (perfect_nestify): Likewise.
26021 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26022 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26023 (vectorizable_conversion): Do not mark symbols for renaming.
26024 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26025 (expand_call_inline): Unlink the calls virtual operands before
26027 (tree_function_versioning): Do not call update_ssa if we are not
26028 updating clones. Simplify.
26029 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26030 (propagate_with_phi): Likewise..
26031 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26032 clobber code. Assert we are not aliased or global.
26033 * tree-flow.h: Include tree-ssa-alias.h
26034 (enum escape_type): Remove.
26035 (struct mem_sym_stats_d): Likewise.
26036 (struct mem_ref_stats_d): Likewise.
26037 (struct gimple_df): Add vop member. Remove global_var,
26038 call_clobbered_vars, call_used_vars, addressable_vars,
26039 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26040 escaped and callused members.
26041 (struct ptr_info_def): Remove all members, add points-to solution
26043 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26044 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26045 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26046 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26047 (tree-ssa-alias.o): Likewise.
26048 (toplev.o): Add tree-ssa-alias.h
26049 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26050 * gimple.c (gimple_set_bb): Fix off-by-one error.
26051 (is_gimple_reg): Do not handle memory tags.
26052 (gimple_copy): Also copy virtual operands.
26053 Delay updating the statement. Do not reset loaded and stored syms.
26054 (gimple_set_stored_syms): Remove.
26055 (gimple_set_loaded_syms): Likewise.
26056 (gimple_call_copy_skip_args): Copy the virtual operands
26057 and mark the new statement modified.
26058 * tree-ssa-structalias.c (may_alias_p): Remove.
26059 (set_uids_in_ptset): Take the alias set to prune with as
26060 parameter. Fold in the alias test of may_alias_p.
26061 (compute_points_to_sets): Compute whether a ptr is dereferenced
26062 in a local sbitmap.
26063 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26064 other ADDRESSOF constraints on the lhs.
26065 (get_constraint_for_component_ref): Assert that we don't get
26066 ADDRESSOF constraints from the base of the reference.
26067 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26068 (struct variable_info): Remove collapsed_to member.
26069 (get_varinfo_fc): Remove.
26070 (new_var_info): Do not set collapsed_to.
26071 (dump_constraint): Do not follow cycles.
26072 (dump_constraint_graph): Likewise.
26073 (build_pred_graph): Likewise.
26074 (build_succ_graph): Likewise.
26075 (rewrite_constraints): Likewise.
26076 (do_simple_structure_copy): Remove.
26077 (do_rhs_deref_structure_copy): Remove.
26078 (do_lhs_deref_structure_copy): Remove.
26079 (collapse_rest_of_var): Remove.
26080 (do_structure_copy): Re-implement.
26081 (pta_stats): New global variable.
26082 (dump_pta_stats): New function.
26083 (struct constraint_expr): Make offset signed.
26084 (UNKNOWN_OFFSET): Define special value.
26085 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26086 (solution_set_expand): New helper function split out from ...
26087 (do_sd_constraint): ... here.
26088 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26089 (do_ds_constraint): Likewise.
26090 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26091 and CALLUSED = *CALLUSED.
26092 (set_union_with_increment): Make inc argument signed.
26093 (type_safe): Remove.
26094 (get_constraint_for_ptr_offset): Handle unknown and negative
26096 (first_vi_for_offset): Handle offsets before start. Bail
26097 out early for offsets beyond the variable extent.
26098 (first_or_preceding_vi_for_offset): New function.
26099 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26100 Together with ESCAPED = *ESCAPED this properly computes reachability.
26101 (find_what_var_points_to): New function.
26102 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26103 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26104 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26105 pt_solutions_intersect): New functions.
26106 (compute_call_used_vars): Remove.
26107 (compute_may_aliases): New main entry into PTA computation.
26108 * gimple.h (gimple_p): New typedef.
26109 (struct gimple_statement_base): Remove references_memory_p.
26110 (struct gimple_statement_with_memory_ops_base): Remove
26111 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26113 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26114 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26115 gimple_set_references_memory): Remove.
26116 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26117 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26119 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26120 (verify_expr): Allow RESULT_DECL.
26121 (gimple_duplicate_bb): Do not copy virtual operands.
26122 (gimple_duplicate_sese_region): Adjust.
26123 (gimple_duplicate_sese_tail): Likewise.
26124 (mark_virtual_ops_in_region): Remove.
26125 (move_sese_region_to_fn): Do not call it.
26126 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26127 and pass_simple_dse.
26128 (execute_function_todo): Handle TODO_update_address_taken,
26129 call execute_update_addresses_taken for TODO_rebuild_alias.
26130 (execute_todo): Adjust.
26131 (execute_one_pass): Init dump files early.
26132 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26134 (create_general_new_stmt): Clear vops.
26135 * tree-ssa-reassoc.c (get_rank): Adjust.
26136 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26137 symbols for renaming.
26138 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26139 (PARAM_AVG_ALIASED_VOPS): Likewise.
26140 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26141 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26142 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26143 (operand_build_cmp, copy_virtual_operands,
26144 create_ssa_artificial_load_stmt, add_to_addressable_set,
26145 gimple_add_to_addresses_taken): Remove public functions.
26146 (unlink_stmt_vdef): New function.
26148 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26150 * config.gcc (powerpc-*-linux*): Merge variants.
26152 2009-04-02 Chao-ying Fu <fu@mips.com>
26153 James Grosbach <james.grosbach@microchip.com>
26155 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26156 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26158 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26159 keep_interrupts_masked_p, use_debug_exception_return_p.
26160 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26161 keep_interrupts_masked, use_debug_exception_return.
26162 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26163 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26165 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26166 (mips_print_operand): Process COP0 registers to print $0 .. $31
26167 correctly for GAS to process.
26168 (mips_interrupt_extra_call_saved_reg_p): New function.
26169 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26171 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26172 (mips_compute_frame_info): Add supports for interrupt context that
26173 includes doubleword accumulators and COP0 registers.
26174 (mips_for_each_saved_acc): New function.
26175 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26176 mips_for_each_saved_reg.
26177 (mips_save_reg): Save accumulators.
26178 (mips_kernel_reg_p): A new for_each_rtx callback.
26179 (mips_expand_prologue): Support interrupt handlers.
26180 (mips_restore_reg): Restore accumulators.
26181 (mips_expand_epilogue): Support interrupt handlers.
26182 (mips_can_use_return_insn): Return false for interrupt handlers.
26183 (mips_epilogue_uses): New function.
26184 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26185 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26186 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26187 cop0_move): New instructions.
26188 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26189 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26191 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26193 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26194 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26195 interrupt handlers, we use K0 as the temporary register.
26196 (EPILOGUE_USES): Change to a function call.
26197 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26198 handlers, we use K0 as the temporary register.
26200 * doc/extend.texi (Function Attributes): Document interrupt,
26201 use_shadow_register_set, keep_interrupts_masked,
26202 use_debug_exception_return for MIPS attributes.
26204 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26206 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26207 Remove a number of t-files from tmake_file.
26208 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26209 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26210 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26211 target_prototype, not TARGET_PROTOTYPE.
26212 (LINK_OS_GNU_SPEC): Define.
26213 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26214 and darwin-ldoubdle.c.
26216 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26219 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26220 (cpp_options): Ditto.
26221 (default_compilers): Ditto.
26222 (display_help): Ditto.
26223 (process_command): Ditto.
26224 (do_spec_1): Ditto.
26225 (set_input): Use lbasename instead of duplicate code.
26226 (save_temps_prefix): New static for -save-temps=obj.
26227 (save_temps_length): Ditto.
26229 * doc/invoke.texi (-save-temps=obj): Document new variant to
26230 -save-temps switch.
26232 2009-04-02 Jeff Law <law@redhat.com>
26234 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26237 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26239 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26240 * configure: Regenerated.
26242 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26244 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26245 share the argument list.
26247 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26251 2009-02-12 Diego Novillo <dnovillo@google.com>
26253 * varpool.c (debug_varpool): New.
26254 * cgraph.h (debug_varpool): Declare.
26256 2009-04-02 Jan Hubicka <jh@suse.cz>
26258 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26261 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26263 * config/i386/i386.c (ix86_abi): Move initialization to ...
26264 (override_options): Here.
26266 2009-04-02 Christian Bruel <christian.bruel@st.com>
26268 * config/sh/sh.c (sh_dwarf_register_span): New function.
26269 (TARGET_DWARF_REGISTER_SPAN): Define.
26270 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26272 2009-04-02 Ira Rosen <irar@il.ibm.com>
26274 PR tree-optimization/39595
26275 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26276 interleaved loads group is not greater than the SLP group size.
26278 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26280 * builtins.c (is_builtin_name): New.
26281 (called_as_built_in): Use is_builtin_name.
26282 * tree.h (is_builtin_name): New.
26283 * varasm.c (incorporeal_function_p): Use is_builtin_name
26285 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26287 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26289 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26292 * c-decl.c (clone_underlying_type): Move this ...
26293 * c-common.c (set_underlying_type): ... here.
26294 Also, make sure the function properly sets TYPE_STUB_DECL() on
26295 the newly created typedef variant type.
26296 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26297 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26300 2009-04-02 Richard Guenther <rguenther@suse.de>
26302 PR tree-optimization/37221
26303 * tree-flow.h (degenerate_phi_result): Declare.
26304 * tree-ssa-dom.c (degenerate_phi_result): Export.
26305 * tree-scalar-evolution.c (analyze_initial_condition): If
26306 the initial condition is defined by a degenerate PHI node
26307 use the degenerate value.
26309 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26311 PR rtl-optimization/39588
26312 * combine.c (merge_outer_ops): Do not set the constant when this
26314 (simplify_shift_const_1): Do not modify it either in this case.
26316 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26318 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26319 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26321 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26324 * c-lex.c (interpret_float): Default (no suffix) is double.
26326 2009-04-1 Xinliang David Li <davidxl@google.com>
26328 * config/i386/i386.c (legitimate_constant_p): Recognize
26329 all one vector constant.
26331 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26333 * config/vax/vax.c: Add #includes to silence warnings.
26334 Change #include order to silence two warnings.
26336 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26338 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26339 (ASM_SPEC): Pass -k to the assembler for PIC code.
26341 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26343 * config.gcc: Add vax-*-linux* to the switch.
26344 * config/vax/linux.h: New file. (TARGET_VERSION,
26345 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26347 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26349 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26350 Use predicate macros instead of GET_CODE() == foo.
26351 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26352 ashlsi3, rotrsi3, <unnamed>): Likewise.
26354 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26356 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26357 jbbccihi, jbbccisi): Remova trailing whitespace.
26358 * config/vax/constraints.md: Likewise.
26359 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26360 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26361 * config/vax/predicates.md: Likewise.
26362 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26363 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26364 * config/vax/vax.h: Likewise.
26365 * config/vax/vax.md (nonlocal_goto): Likewise.
26367 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26369 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26370 (indirectable_address_p, adjacent_operands_p): Add spaces around
26372 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26374 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26376 * config/vax/vax.c (legitimate_constant_address_p,
26377 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26378 index_term_p, reg_plus_index_p, legitimate_address_p,
26379 vax_mode_dependent_address_p): Update comments to match functions
26380 modified by the recent int->bool conversion.
26382 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26384 * config/vax/builtins.md: Update copyright message.
26385 * config/vax/constraints.md: Likewise.
26386 * config/vax/netbsd-elf.h: Likewise.
26387 * config/vax/predicates.md: Likewise.
26388 * config/vax/vax-protos.h: Likewise.
26389 * config/vax/vax.c: Likewise.
26390 * config/vax/vax.h: Likewise.
26391 * config/vax/vax.md: Likewise.
26392 * config/vax/vax.opt: Likewise.
26394 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26396 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26397 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26398 * config/vax/constraints.md (B, R): Likewise.
26399 * config/vax/predicates.md (external_memory_operand,
26400 nonimmediate_addsub_di_operand): Likewise.
26401 * config/vax/vax.c (vax_output_int_add): Likewise.
26402 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26403 untyped_call): Likewise.
26405 2009-04-01 Matt Thomas <matt@3am-software.com>
26407 * config/vax/predicates.md: New file.
26408 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26409 external_const_operand, nonsymbolic_operand, external_memory_operand,
26410 indirect_memory_operand, indexed_memory_operand,
26411 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26412 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26414 * config/vax/constraints.md: New file.
26415 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26417 * config/vax/builtins.md: New file.
26418 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26419 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26421 * config/vax/vax.opt (mqmath): Add option.
26422 * config/vax/vax.md (isfx): Extend with DI.
26423 (VAXintQH, VAXintQHSD): Define.
26424 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26425 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26426 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26427 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26428 (movdi): Update constraints and use vax_output_int_move().
26429 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26430 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26431 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26432 nonlocal_goto): New.
26433 (mov<mode>): Extend accepted operand types.
26434 (subdi3_old): Rename from subdi3, change update constraints and use
26435 a new implementation.
26436 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26437 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26438 MOVE_RATIO, CLEAR_RATIO): Define.
26439 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26440 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26441 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26442 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26443 (split_quadword_operands): Make static and really allow variable
26445 (print_operand_address): Update for PIC generation.
26446 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26447 indexable_address_p, fixup_mathdi_operand,
26448 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26449 (vax_float_literal, legitimate_constant_p,
26450 indirectable_constant_address_p, index_term_p,
26451 reg_plus_index_p): Return bool instead of int.
26452 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26454 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26456 (vax_output_conditional_branch): Indent.
26457 (legitimate_constant_address_p, indirectable_constant_address_p,
26458 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26459 vax_mode_dependent_address_p): Return bool instead of int, update for
26461 * config/vax/vax-protos.h (legitimate_constant_address_p,
26462 legitimate_constant_p, legitimate_address_p,
26463 vax_mode_dependent_address_p): Change declaration to bool.
26464 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26465 vax_expand_addsub_di_operands, vax_output_int_subtract,
26466 vax_output_movmemsi): Declare.
26467 (split_quadword_operands, vax_float_literal): Delete declaration.
26468 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26469 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26470 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26471 ASM_OUTPUT_DWARF_PCREL): Define.
26472 (ASM_SPEC): Change definition to allow PIC generation.
26474 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26476 * doc/sourcebuild.texi: Update front-end requirements.
26478 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26481 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26482 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26483 (booldi3_internal3): Use boolean_or_operator instead of
26486 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26489 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26490 declarator whose size is not an integer constant expression but
26491 folds to an integer constant, then treat it as a constant
26494 2009-04-01 Richard Guenther <rguenther@suse.de>
26496 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26497 i * 4 + 2 to (i * 2 + 1) * 2.
26499 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26502 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26503 return if c_parser_asm_string_literal returned NULL.
26505 2009-04-01 Nick Clifton <nickc@redhat.com>
26507 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26509 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26510 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26511 other typedefs to avoid conflicts with libgcc2.c. Define labels
26512 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26514 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26515 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26518 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26520 * varasm.c (default_function_rodata_section): Declare DOT as
26523 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26524 Andrey Galkin <agalkin@hypercom.com>
26527 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26528 Make object_name unique for each process.
26530 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26533 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26534 addressable variables in the parallel that could go out of scope while
26535 running queued tasks.
26537 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26539 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26540 (CASE_VALUES_THRESHOLD): Redefine.
26541 * config/avr/avr.c (avr_override_options): Remove initialization of
26542 avr_case_values_threshold variable.
26543 (avr_case_values_threshold): Remove variable. Add new function.
26544 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26545 * config/avr/avr.opt (mno-tablejump): Remove option.
26546 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26548 2009-04-01 DJ Delorie <dj@redhat.com>
26550 * varasm.c (default_function_rodata_section): Don't assume
26551 anything about where the first '.' in the section name is.
26553 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26555 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26556 rs6000_emit_stack_tie.
26558 2009-03-31 Ian Lance Taylor <iant@google.com>
26560 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26561 gimple_code with GIMPLE_RESX, not RESX.
26563 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26565 * c-common.c (c_get_ident): New.
26566 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26568 2009-04-01 Ben Elliston <bje@au.ibm.com>
26570 * config/rs6000/sysv4.opt (msdata): Improve option description.
26572 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26574 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26575 (divdf3_internal_lat): Remove.
26576 (divxf3_internal_lat): Remove.
26577 (divxf3_internal_thr): Remove.
26578 (divxf): Use divxf3_internal.
26579 * config/ia64/div.md (divsf3_internal_lat): New.
26580 (divdf3_internal_lat): New.
26581 (divxf3_internal): New.
26583 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26586 * Makefile.in (USE_GCC_STDINT): Define.
26587 (stmp-int-hdrs): Install stdint.h if applicable.
26588 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26590 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26591 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26592 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26593 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26594 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26595 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26596 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26597 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26598 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26599 (c_common_nodes_and_builtins): Initialize
26600 underlying_wchar_type_node. Do not initialize
26601 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26602 nodes for new types.
26603 (c_stddef_cpp_builtins): Define macros for new types.
26604 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26606 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26607 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26608 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26609 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26610 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26611 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26612 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26613 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26614 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26615 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26616 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26617 int16_type_node, int32_type_node, int64_type_node,
26618 uint8_type_node, uint16_type_node, c_uint32_type_node,
26619 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26620 int_least32_type_node, int_least64_type_node,
26621 uint_least8_type_node, uint_least16_type_node,
26622 uint_least32_type_node, uint_least64_type_node,
26623 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26624 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26625 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26626 uintptr_type_node): Define.
26627 * c-cppbuiltin.c (builtin_define_constants,
26628 builtin_define_type_minmax): New.
26629 (builtin_define_stdint_macros): Define more macros.
26630 (c_cpp_builtins): Define more limit macros.
26631 (type_suffix): New.
26632 (builtin_define_type_max): Define in terms of
26633 builtin_define_type_minmax. Remove is_long parameter. All
26635 * config.gcc (use_gcc_stdint): Define.
26636 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26637 Add newlib-stdint.h for generic targets.
26638 * config/glibc-stdint.h, config/newlib-stdint.h,
26639 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26640 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26641 * config/score/score.h (UINTPTR_TYPE): Define.
26642 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26643 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26644 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26645 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26646 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26647 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26648 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26649 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26650 * config/spu/spu.h (STDINT_LONG32): Define.
26651 * configure.ac (use_gcc_stdint): Substitute.
26652 * configure: Regenerate.
26653 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26654 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26655 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26656 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26657 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26658 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26659 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26660 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26661 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26662 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26663 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26664 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26665 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26666 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26667 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26668 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26669 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26670 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26671 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26672 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26673 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26674 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26675 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26676 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26677 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26678 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26679 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26680 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26681 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26683 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26685 * loop-iv.c (suitable_set_for_replacement): Renamed from
26686 simplify_using_assignment; changed to return bool and to accept new
26687 args DEST and SRC. Return true iff we find a source/destination pair
26688 that can be used to make a replacement, and fill SRC and DEST if so.
26689 Remove arg ALTERED. Don't deal with altered regs here. All callers
26691 (simplify_using_initial_values): Deal with altered regs here and track
26692 more precisely the effect they have on the validity of our expression.
26694 * loop-iv.c (simplify_using_condition): A condition of the form
26695 (EQ REG CONST) can be used to simply make a substitution.
26696 (simplify_using_initial_values): Keep track of conditions we have seen
26697 and keep using them to simplify new expressions, while applying the
26698 same substitutions to them as to the expression.
26700 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26701 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26704 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26705 changed. Use this when trying to improve the upper bound.
26706 Generate the comparison by using simplify_gen_relational.
26708 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26710 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26712 (simplify_using_assignment, simplify_using_initial_values): Call
26713 replace_in_expr to make replacements. Call replace_single_def_regs
26714 once on the initial version of the expression.
26716 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26719 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26721 2009-03-31 Richard Guenther <rguenther@suse.de>
26723 PR middle-end/31029
26724 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26725 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26727 2009-03-31 Richard Guenther <rguenther@suse.de>
26729 * tree.h (div_if_zero_remainder): Declare.
26730 * fold-const.c (div_if_zero_remainder): Export.
26731 * tree-ssa-forwprop.c
26732 (forward_propagate_addr_into_variable_array_index): Handle
26733 constant array index addition outside of the variable index.
26735 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26738 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26739 define_splits, floatunssi<mode>2): Require x87 conversions from
26740 DImode to be permitted.
26742 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26744 PR preprocessor/15638
26745 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26747 2009-03-31 Richard Guenther <rguenther@suse.de>
26749 PR middle-end/23401
26750 PR middle-end/27810
26751 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26752 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26753 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26754 a separate statement.
26755 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26756 (lookup_tmp_var): Likewise.
26757 (is_gimple_formal_tmp_or_call_rhs): Remove.
26758 (is_gimple_reg_or_call_rhs): Rename to ...
26759 (is_gimple_reg_rhs_or_call): ... this.
26760 (is_gimple_mem_or_call_rhs): Rename to ...
26761 (is_gimple_mem_rhs_or_call): ... this.
26762 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26763 DECL_GIMPLE_REG_P only if is_formal is true.
26764 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26765 for non-proper post-modify expression gimplification.
26766 (gimplify_self_mod_expr): For post-modify expressions gimplify
26767 the lvalue to a minimal lvalue.
26768 (rhs_predicate_for): Remove formal temp case.
26769 (gimplify_modify_expr_rhs): Likewise.
26770 (gimplify_addr_expr): Use is_gimple_reg.
26771 (gimplify_expr): Remove formal temp cases.
26772 (gimple_regimplify_operands): Likewise.
26773 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26774 and FILTER_EXPR like constants.
26775 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26777 (is_gimple_formal_tmp_rhs): Remove.
26778 (is_gimple_reg_rhs): Remove special casing.
26779 (is_gimple_mem_rhs): Fix.
26780 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26781 (is_gimple_formal_tmp_var): Remove.
26782 (is_gimple_formal_tmp_reg): Likewise.
26783 (is_gimple_min_lval): Allow invariant component ref parts.
26784 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26785 is_gimple_formal_tmp_reg): Remove declarations.
26786 * tree-cfg.c (verify_expr): Verify that variables with address
26787 taken do not have DECL_GIMPLE_REG_P set.
26788 * tree-mudflap.c (mf_build_check_statement_for): Use
26789 force_gimple_operand instead of gimplify_expr.
26791 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26793 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26794 schedulable rows to compute_split_row.
26796 2009-03-31 Ben Elliston <bje@au.ibm.com>
26799 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26802 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26804 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26805 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26806 * configure: Regenerate.
26807 * config.in: Regenerate.
26808 * config/rs6000/rs6000.opt (mtls-markers): Add.
26809 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26810 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26811 (tls_ld_aix, tls_ld_sysv): Likewise.
26812 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26813 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26815 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26817 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26819 2009-03-30 Jan Hubicka <jh@suse.cz>
26821 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26823 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26824 detection and label handling.
26826 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26828 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26829 left_conflicts_size.
26830 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26831 ALLOCNO_LEFT_CONFLICTS_SIZE.
26833 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26834 remove_allocno_from_bucket_and_push,
26835 allocno_spill_priority_compare, push_allocnos_to_stack,
26836 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26837 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26838 (setup_allocno_left_conflicts_num): Ditto. Rename to
26839 setup_allocno_left_conflicts_size.
26840 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26841 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26842 setup_allocno_left_conflicts_size instead of
26843 setup_allocno_left_conflicts_num.
26845 * ira-build.c (ira_create_allocno): Use
26846 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26847 ALLOCNO_LEFT_CONFLICTS_NUM.
26849 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26851 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26852 instead of DF_LR_OUT.
26854 * ira-lives.c (process_bb_node_lives): Ditto.
26856 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26857 instead of DF_LR_{OUT,IN}.
26859 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26861 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26863 2009-03-30 Jan Hubicka <jh@suse.cz>
26865 * except.c (label_to_region_map): Fix thinko.
26867 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26869 PR middle-end/38237
26870 * tree.h (tree_find_value): New declaration.
26871 * tree.c (tree_find_value): New function.
26872 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26874 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26877 * c-decl.c (struct c_binding): Add locus field.
26878 (bind): Add locus argument, set locus field from it.
26879 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26880 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26881 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26882 implicitly_declare, undeclared_variable, lookup_label,
26883 declare_label, c_make_fname_decl, c_builtin_function,
26884 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26887 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26890 * config/i386/i386.c (classify_argument): Check total size of
26893 2009-03-30 Martin Jambor <mjambor@suse.cz>
26895 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26896 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26897 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26900 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26901 seen_variable_array_ref while also traversing a union.
26903 * tree-inline.c (optimize_inline_calls): Do not call
26904 cgraph_node_remove_callees.
26905 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26906 (pass_remove_cgraph_callee_edges): New variable.
26907 * passes.c (init_optimization_passes): Add
26908 pass_remove_cgraph_callee_edges after early inlining and before all
26909 late intraprocedural passes.
26911 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26913 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26915 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26916 Fix typos in names.
26918 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26920 * combine.c (simplify_comparison): Use have_insn_for.
26921 * dojump.c (do_jump): Likewise.
26923 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26925 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26926 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26927 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26928 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26929 instead of sparc_compare_emitted.
26930 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26931 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26932 instead of sparc_compare_emitted.
26934 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26936 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26937 enter/exit cfglayout mode.
26938 (pass_partition_block): Require it.
26939 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26940 (combine_instructions): Track basic blocks instead of labels.
26941 (update_cfg_for_uncondjump): New.
26942 (try_combine): Use it. Update jumps after rescanning.
26943 (pass_combine): Require PROP_cfglayout.
26944 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26946 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26948 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26949 Provide/destroy PROP_cfglayout respectively.
26950 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26951 * tree-pass.h (PROP_cfglayout): New.
26953 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26955 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26956 fold_convert_const_fixed_from_fixed,
26957 fold_convert_const_fixed_from_int,
26958 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26959 set TREE_CONSTANT_OVERFLOW.
26960 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26961 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26963 2009-03-30 Ira Rosen <irar@il.ibm.com>
26965 * tree-vect-loop-manip.c: New file.
26966 * tree-vectorizer.c: Update documentation and included files.
26967 (vect_loop_location): Make extern.
26968 (rename_use_op): Move to tree-vect-loop-manip.c
26969 (rename_variables_in_bb, rename_variables_in_loop,
26970 slpeel_update_phis_for_duplicate_loop,
26971 slpeel_update_phi_nodes_for_guard1,
26972 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26973 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26974 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26975 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26976 find_loop_location): Likewise.
26977 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26978 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26979 get_vectype_for_scalar_type, vect_is_simple_use,
26980 supportable_widening_operation, supportable_narrowing_operation):
26982 (bb_in_loop_p): Move to tree-vect-loop.c.
26983 (new_loop_vec_info, destroy_loop_vec_info,
26984 reduction_code_for_scalar_code, report_vect_op,
26985 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26986 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26987 (vect_supportable_dr_alignment): Likewise.
26988 * tree-vectorizer.h (tree-data-ref.h): Include.
26989 (vect_loop_location): Declare.
26990 Reorganize function declarations according to the new file structure.
26991 * tree-vect-loop.c: New file.
26992 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26993 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26994 * tree-vect-data-refs.c: New file.
26995 * tree-vect-patterns.c (timevar.h): Don't include.
26996 * tree-vect-stmts.c: New file.
26997 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26998 tree-vect-slp.c, tree-vect-loop.c.
26999 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27000 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27001 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27002 (tree-vect-analyze.o): Remove.
27003 (tree-vect-transform.o): Likewise.
27004 (tree-vect-data-refs.o): Add rule.
27005 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27006 tree-vect-slp.o): Likewise.
27007 (tree-vect-patterns.o): Remove redundant dependencies.
27008 (tree-vectorizer.o): Likewise.
27009 * tree-vect-slp.c: New file.
27011 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27013 * optc-gen.awk: Warn if an option flag has multiple different
27016 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27018 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27019 -floop-block): Document dependences on PPL, CLooG and Graphite.
27021 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27023 PR rtl-optimization/323
27024 * c-common.c (c_fully_fold, convert_and_check,
27025 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27026 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27027 * c-common.def (EXCESS_PRECISION_EXPR): New.
27028 * c-cppbuiltin.c (builtin_define_float_constants): Define
27029 constants with enough digits for long double.
27030 * c-lex.c (interpret_float): Interpret constant with excess
27031 precision where appropriate.
27032 * c-opts.c (c_common_post_options): Set
27033 flag_excess_precision_cmdline. Give an error for
27034 -fexcess-precision=standard for C++ for processors where the
27035 option is significant.
27036 * c-parser.c (c_parser_conditional_expression): Handle excess
27037 precision in condition.
27038 * c-typeck.c (convert_arguments): Handle arguments with excess
27040 (build_unary_op): Move excess precision outside operation.
27041 (build_conditional_expr): Likewise.
27042 (build_compound_expr): Likewise.
27043 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27044 (build_modify_expr): Handle excess precision in RHS.
27045 (convert_for_assignment): Handle excess precision in converted
27047 (digest_init, output_init_element, process_init_element): Handle
27048 excess precision in initializer.
27049 (c_finish_return): Handle excess precision in return value.
27050 (build_binary_op): Handle excess precision in operands and add
27051 excess precision as needed for operation.
27052 * common.opt (-fexcess-precision=): New option.
27053 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27054 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27055 For standard excess precision, output explicit conversion to and
27056 truncation from XFmode.
27057 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27058 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27059 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27060 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27061 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27062 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27063 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27064 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27065 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27066 define_splits, sqrt<mode>2): Disable where appropriate for
27067 standard excess precision.
27068 * convert.c (convert_to_real): Do not shorten arithmetic to type
27069 for which excess precision would be used.
27070 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27071 * doc/invoke.texi (-fexcess-precision=): Document option.
27072 (-mfpmath=): Correct index entry.
27073 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27074 flag_excess_precision): New.
27075 * langhooks.c (lhd_post_options): Set
27076 flag_excess_precision_cmdline.
27077 * opts.c (common_handle_option): Handle -fexcess-precision=.
27078 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27079 init_excess_precision): New.
27080 (lang_dependent_init_target): Call init_excess_precision.
27081 * tree.c (excess_precision_type): New.
27082 * tree.h (excess_precision_type): Declare.
27084 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27087 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27088 non-lvalue to component.
27090 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27092 PR preprocessor/34695
27093 * Makefile.in (c-opts.o): Depend on c-tree.h.
27094 * c-common.c: Move down include of diagnostic.h.
27095 (done_lexing, c_cpp_error): New.
27096 * c-common.h (done_lexing): Declare.
27097 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27099 * c-opts.c: Include c-tree.h.
27100 (c_common_init_options): Set preprocessor error callback.
27101 (c_common_handle_option): Do not set preprocessor
27102 inhibit_warnings, warnings_are_errors, warn_system_headers,
27103 pedantic_errors or inhibit_warnings flags.
27104 (c_common_post_options): Do not check cpp_errors (parse_in).
27105 (c_common_finish): Do not output dependencies if there were
27106 errors. Do not check return value of cpp_finish.
27107 * c-ppoutput.c (pp_file_change): Set input_location.
27108 * c-tree.h (c_cpp_error): Declare.
27109 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27111 (diagnostic_build_prefix): Check override_column.
27112 * diagnostic.h (diagnostic_info): Add override_column field.
27113 (diagnostic_override_column): Define.
27115 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27117 * c-common.c (c_expand_expr, c_staticp): Remove.
27118 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27119 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27120 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27121 * c-gimplify.c (gimplify_compound_literal_expr,
27122 optimize_compound_literals_in_ctor): Remove.
27123 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27124 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27125 * c-semantics.c (emit_local_var): Remove.
27127 * langhooks-def.h (lhd_expand_expr): Remove.
27128 * langhooks.c (lhd_expand_expr): Remove.
27129 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27131 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27132 handling from c-semantics.c; don't call into langhook.
27133 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27134 * gimplify.c (gimplify_compound_literal_expr,
27135 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27136 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27137 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27138 as was done in c-gimplify.c.
27139 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27140 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27141 Move from c-common.h.
27142 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27144 * tree.c (staticp): Do not call langhook.
27145 * langhooks.c (lhd_staticp): Delete.
27146 * langhooks-def.h (lhd_staticp): Delete prototype.
27147 (LANG_HOOKS_STATICP): Delete.
27148 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27150 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27151 instead of DECL_STMTs.
27153 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27161 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27163 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27164 contained expression.
27165 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27166 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27167 conditional expressions for C.
27168 (decl_constant_value_for_optimization): Move from
27169 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27170 whether optimizing and that the expression is a VAR_DECL not of
27171 array type instead of doing such checks in the caller. Do not
27172 check pedantic. Call gcc_unreachable for C++.
27173 * c-common.def (C_MAYBE_CONST_EXPR): New.
27174 * c-common.h (c_fully_fold, c_save_expr,
27175 decl_constant_value_for_optimization): New prototypes.
27176 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27177 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27178 EXPR_INT_CONST_OPERANDS): Define.
27179 * c-convert.c (convert): Strip nops from expression.
27180 * c-decl.c (groktypename): Take extra parameters expr and
27181 expr_const_operands. Update call to grokdeclarator.
27182 (start_decl): Update call to grokdeclarator. Add statement for
27183 expressions used in type of decl.
27184 (grokparm): Update call to grokdeclarator.
27185 (push_parm_decl): Update call to grokdeclarator.
27186 (build_compound_literal): Add parameter non_const and build a
27187 C_MAYBE_COSNT_EXPR if applicable.
27188 (grokdeclarator): Take extra parameters expr and
27189 expr_const_operands. Track expressions used in declaration
27190 specifiers and declarators. Fold array sizes and track whether
27191 they are constant expressions and whether they are integer
27192 constant expressions.
27193 (parser_xref_tag): Set expr and expr_const_operands fields in
27195 (grokfield): Update call to grokdeclarator.
27196 (start_function): Update call to grokdeclarator.
27197 (build_null_declspecs): Set expr and expr_const_operands fields in
27199 (declspecs_add_type): Handle expressions in typeof specifiers.
27200 * c-parser.c (c_parser_declspecs): Set expr and
27201 expr_const_operands fields for declaration specifiers.
27202 (c_parser_enum_specifier): Likewise.
27203 (c_parser_struct_or_union_specifier): Likewise.
27204 (c_parser_typeof_specifier): Likewise. Update call to
27205 groktypename. Fold expression as needed. Return expressions with
27206 type instead of adding statements.
27207 (c_parser_attributes): Update calls to c_parser_expr_list.
27208 (c_parser_statement_after_labels): Fold expression before passing
27209 to objc_build_throw_stmt.
27210 (c_parser_condition): Fold expression.
27211 (c_parser_asm_operands): Fold expression.
27212 (c_parser_conditional_expression): Use c_save_expr. Update call
27213 to build_conditional_expr.
27214 (c_parser_alignof_expression): Update call to groktypename.
27215 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27216 original_code. Fold expression argument of va_arg. Create
27217 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27218 argument to va_arg. Update calls to groktypename. Fold array
27219 index for offsetof. Verify that first argument to
27220 __builtin_choose_expr has integer type.
27221 (c_parser_postfix_expression_after_paren_type): Update calls to
27222 groktypename and build_compound_literal. Handle expressions with
27223 side effects in type name.
27224 (c_parser_postfix_expression_after_primary): Update call to
27225 c_parser_expr_list. Set original_code for calls to
27226 __builtin_constant_p.
27227 (c_parser_expr_list): Take extra parameter fold_p. Fold
27228 expressions if requested.
27229 (c_parser_objc_type_name): Update call to groktypename.
27230 (c_parser_objc_synchronized_statement): Fold expression.
27231 (c_parser_objc_receiver): Fold expression.
27232 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27233 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27234 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27235 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27236 (struct c_typespec): Add elements expr and expr_const_operands.
27237 (struct c_declspecs): Add elements expr and expr_const_operands.
27238 (groktypename, build_conditional_expr, build_compound_literal):
27240 (in_late_binary_op): Declare.
27241 * c-typeck.c (note_integer_operands): New function.
27242 (in_late_binary_op): New variable.
27243 (decl_constant_value_for_broken_optimization): Move to c-common.c
27244 and rename to decl_constant_value_for_optimization.
27245 (default_function_array_conversion): Do not strip nops.
27246 (default_conversion): Do not call
27247 decl_constant_value_for_broken_optimization.
27248 (build_array_ref): Do not fold result.
27249 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27250 result when operand is a VLA.
27251 (c_expr_sizeof_type): Update call to groktypename. Handle
27252 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27253 result when operand names a VLA type.
27254 (build_function_call): Update call to build_compound_literal.
27255 Only fold result for calls to __builtin_* functions. Strip
27256 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27257 the function designator.
27258 (convert_arguments): Fold arguments. Update call to
27259 convert_for_assignment.
27260 (build_unary_op): Handle increment and decrement of
27261 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27262 decrement earlier. Fold operand of increment and decrement.
27263 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27264 built for integer operand. Wrap returns that are INTEGER_CSTs
27265 without being integer constant expressions or that have integer
27266 constant operands without being INTEGER_CSTs.
27267 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27268 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27269 result is an integer constant expression or can be used in
27270 unevaluated parts of one and avoid folding and wrap as
27271 appropriate. Fold operands before possibly doing -Wsign-compare
27273 (build_compound_expr): Wrap result for C99 if operands can be used
27274 in integer constant expressions.
27275 (build_c_cast): Update call to digest_init. Do not ignore
27276 overflow from casting floating-point constants to integers. Wrap
27277 results that could be confused with integer constant expressions,
27278 null pointer constants or floating-point constants.
27279 (c_cast_expr): Update call to groktypename. Handle expressions
27280 included in type name.
27281 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27282 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27283 Update calls to convert_for_assignment.
27284 (convert_for_assignment): Take new parameter
27285 null_pointer_constant. Do not strip nops or call
27286 decl_constant_value_for_broken_optimization. Set
27287 in_late_binary_op for conversions to boolean.
27288 (store_init_value): Update call to digest_init.
27289 (digest_init): Take new parameter null_pointer_constant. Do not
27290 call decl_constant_value_for_broken_optimization. pedwarn for
27291 initializers not constant expressions. Update calls to
27292 convert_for_assignment.
27293 (constructor_nonconst): New.
27294 (struct constructor_stack): Add nonconst element.
27295 (really_start_incremental_init, push_init_level, pop_init_level):
27296 Handle constructor_nonconst and nonconst element.
27297 (set_init_index): Call constant_expression_warning for array
27299 (output_init_element): Fold value. Set constructor_nonconst as
27300 applicable. pedwarn for initializers not constant expressions.
27301 Update call to digest_init. Call constant_expression_warning
27302 where constant initializers are required.
27303 (process_init_element): Use c_save_expr.
27304 (c_finish_goto_ptr): Fold expression.
27305 (c_finish_return): Fold return value. Update call to
27306 convert_for_assignment.
27307 (c_start_case): Fold switch expression.
27308 (c_process_expr_stmt): Fold expression.
27309 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27310 ensure statement expression is not evaluated in constant expression.
27311 (build_binary_op): Track whether results are integer constant
27312 expressions or may occur in such, disable folding and wrap results
27313 as applicable. Fold operands for -Wsign-compare warnings unless
27315 (c_objc_common_truthvalue_conversion): Handle results folded to
27316 integer constants that are not integer constant expressions.
27317 * doc/extend.texi: Document when typeof operands are evaluated,
27318 that condition of __builtin_choose_expr is an integer constant
27319 expression, and more about use of __builtin_constant_p in
27322 2009-03-29 Richard Guenther <rguenther@suse.de>
27324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27325 propagate addresses of array references.
27327 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27329 * regmove.c (perhaps_ends_bb_p): Remove.
27330 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27331 from INSN and check that the main loop stays within that basic block.
27332 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27333 (regmove_forward_pass): Split out from regmove_optimize. Use
27334 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27335 (regmove_backward_pass): Split out from regmove_optimize. Use
27336 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27337 (regmove_optimize): Simplify.
27339 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27342 * config/i386/i386.c (classify_argument): Ignore flexible array
27343 member in struct and warn ABI change.
27345 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27347 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27349 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27350 (ix86_adjust_cost): Updated.
27352 2009-03-29 Jan Hubicka <jh@suse.cz>
27354 PR middle-end/28850
27355 * tree-pass.h (pass_cleanup_eh): New function.
27356 (remove_unreachable_regions): Break code handling RTL
27357 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27358 that can not be reached by runtime.
27359 (can_be_reached_by_runtime): New function.
27360 (label_to_region_map): New function.
27361 (num_eh_regions): New function.
27362 (rtl_remove_unreachable_regions): New function.
27363 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27364 (remove_eh_region): New function.
27365 * except.h: Include sbitmap and vecprim.
27366 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27367 num_eh_regions): Declare.
27368 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27369 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27370 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27371 (tree_empty_eh_handler_p): New function.
27372 (cleanup_empty_eh): New function.
27373 (cleanup_eh): New function.
27374 (pass_cleanup_eh): New function.
27376 2009-03-29 Jan Hubicka <jh@suse.cz>
27378 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27379 for removed regions.
27381 2009-03-29 Jan Hubicka <jh@suse.cz>
27383 * except.c (dump_eh_tree): Dump all datastructures.
27385 2009-03-29 Jan Hubicka <jh@suse.cz>
27387 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27388 (duplicate_eh_regions_1): Likewise.
27389 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27390 vector; call EH verification.
27391 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27392 Be ready for region being removed.
27394 2009-03-29 Jan Hubicka <jh@suse.cz>
27396 * bitmap.c (bitmap_last_set_bit): New function.
27397 * bitmap.h (bitmap_last_set_bit): Declare.
27399 2009-03-29 David Ayers <ayers@fsfe.org>
27402 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27403 by calling objc_compare_types and surpress warnings about
27404 incompatible C pointers that are compatible ObjC pointers.
27406 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27408 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27409 call initialize_inline_failed.
27410 (initialize_inline_failed): Move it from here ...
27411 * cgraph.c (initialize_inline_failed): ... to here.
27412 (cgraph_create_edge): Call initialize_inline_failed rather than
27413 setting inline_failed directly.
27415 2009-03-29 Ben Elliston <bje@au.ibm.com>
27418 * sysv4.opt (msdata): Improve comment.
27419 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27420 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27422 2009-03-29 Ben Elliston <bje@au.ibm.com>
27425 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27426 load and store attributes.
27428 2009-03-29 Ben Elliston <bje@au.ibm.com>
27430 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27431 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27432 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27433 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27434 __builtin_infq and __builtin_huge_valq.
27436 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27438 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27440 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27441 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27443 2009-03-28 Xinliang David Li <davidxl@google.com>
27445 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27446 (do_dbg_cnt): New function.
27448 2009-03-28 Jan Hubicka <jh@suse.cz>
27450 Merge from pretty-ipa:
27452 2009-03-27 Jan Hubicka <jh@suse.cz>
27454 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27455 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27456 * passes.c (function_called_by_processed_nodes_p): New.
27457 * ipa-pure-const.c (check_call): Fix handling of operands.
27458 (analyze_function): Dump debug output for skipped bodies.
27459 (local_pure_const): Use function_called_by_processed_nodes_p.
27460 * dwarf2out.c (reference_to_unused): Use output.
27461 * passes.c (do_per_function_toporder): Likewise.
27463 2008-11-12 Jan Hubicka <jh@suse.cz>
27465 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27466 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27467 state_set_in_source enum
27468 (check_decl): Ignore memory tags; do not set fake looping flags;
27470 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27471 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27472 (check_call, analyze_function): Rewrite.
27474 (add_new_function): Update call of analyze_function.
27475 (generate_summary): Add call of analyze_function.
27476 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27477 (local_pure_const): New function.
27478 (pass_local_pure_const): New pass.
27479 * ipa-inline.c (inline_transform): Set after_inlining.
27480 * tree-eh.c (stmt_can_throw_external): New.
27481 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27482 work with aliasing built.
27483 * tree-flow.h (stmt_can_throw_external): New.
27484 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27485 and local pure/const pass in early and late optimization queue.
27487 2009-03-28 Martin Jambor <mjambor@suse.cz>
27489 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27491 (fold_binary): Allow function decl aligment consideration is the
27492 second argument is integer constant one.
27493 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27494 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27495 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27497 2009-03-28 Jan Hubicka <jh@suse.cz>
27499 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27500 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27501 * function.h (rtl_data): Add nothrow flag.
27502 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27503 set DECL_NOTHROW for AVAILABLE functions.
27505 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27507 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27508 following vector keyword has expansion starting with pixel or bool
27509 keyword, expand vector to __vector and pixel or bool to __pixel or
27513 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27514 warn_if_disallowed_function_p): Removed.
27515 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27516 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27517 warning_if_disallowed_function_p.
27518 * flags.h (warn_if_disallowed_function_p,
27519 warn_disallowed_functions): Removed.
27520 * common.opt (Wdisallowed-function-list=): Removed.
27521 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27523 2009-03-28 Richard Guenther <rguenther@suse.de>
27525 PR tree-optimization/38723
27526 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27529 2009-03-28 Jan Hubicka <jh@suse.cz>
27531 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27532 test introduced by my previous patch.
27534 2009-03-28 Richard Guenther <rguenther@suse.de>
27536 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27537 the PHIs value undefined.
27539 2009-03-28 Jan Hubicka <jh@suse.cz>
27541 * tree-pass.h (pass_fixup_cfg): New pass.
27542 * ipa-inline.c (inline_transform): Set
27543 always_inline_functions_inlined/after_inlining.
27544 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27545 (pass_fixup_cfg): New pass.
27546 * passes.c (init_optimization_passes): Add fixup_cfg.
27548 2009-03-28 Richard Guenther <rguenther@suse.de>
27550 PR tree-optimization/38458
27551 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27552 argument use the arguments copy-of value.
27554 2009-03-28 Richard Guenther <rguenther@suse.de>
27556 PR tree-optimization/38180
27557 * tree-ssa-ccp.c (get_default_value): Simplify.
27558 (likely_value): Likewise.
27559 (surely_varying_stmt_p): Properly handle VOP case.
27560 (ccp_initialize): Likewise.
27561 (ccp_fold): Handle propagating through *&.
27562 (fold_const_aggregate_ref): Also handle decls.
27564 2009-03-28 Jan Hubicka <jh@suse.cz>
27566 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27567 * cgraph.h (cgraph_node): Likewise.
27568 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27569 (cgraph_reset_node): Use process flag.
27570 (cgraph_mark_functions_to_output): Likewise.
27571 (cgraph_expand_function): Likewise.
27572 (cgraph_expand_all_functions): Likewise.
27573 (cgraph_output_in_order): Likewise.
27574 * dwarf2out.c (reference_to_unused): Likewise.
27575 * passes.c do_per_function_toporder): Likewise.
27577 2009-03-28 Jan Hubicka <jh@suse.cz>
27579 Bring from lto-branch:
27581 2008-09-03 Doug Kwan <dougkwan@google.com>
27583 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27584 enums instead of reason strings.
27585 * cgraph.c (cgraph_create_edge): Same.
27586 (cgraph_inline_failed_string): New function.
27587 * cgraph.h (cgraph_inline_failed_t): New enum type.
27588 (cgraph_inline_failed_string): New prototype.
27589 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27590 char pointer to cgraph_inline_failed_t.
27591 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27592 (cgraph_default_inline_p): Ditto.
27593 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27594 to cgraph_inline_failed_t pointer.
27595 * cif-code.def: New file.
27596 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27598 (cgraph_check_inline_limits): Change type of REASON to pointer to
27599 cgraph_inline_failed_t. Replace reason strings with enums.
27600 (cgraph_default_inline_p): Ditto.
27601 (cgraph_recursive_inlining_p): Ditto.
27602 (update_caller_keys): Change type of FAILED_REASON to
27603 cgraph_inline_failed_t.
27604 (cgraph_set_inline_failed): Change type of REASON to pointer to
27605 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27606 convert enums to strings for text output.
27607 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27608 to be of type cgraph_inline_failed_t. Replace reason strings with
27609 enums. Call cgraph_inline_failed_string to covert enums
27610 to strings for text output.
27611 (cgraph_decide_inlining): Replace reason strings with enums.
27612 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27613 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27615 * tree-inline.c (expand_call_inline): Change type of REASON
27616 to cgraph_inline_failed_t. Replace reason strings with enums.
27617 Call cgraph_inline_failed_string for text output.
27618 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27621 2009-03-28 Jan Hubicka <jh@suse.cz>
27623 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27624 cgraph_clone_node): Remove master clone handling.
27625 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27626 * cgraph.h (master_clone): Remove.
27627 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27628 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27629 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27631 2009-03-28 Jan Hubicka <jh@suse.cz>
27633 * cgraph.c (cgraph_function_body_availability): Functions declared
27634 inline are always safe to assume that it is not going to be replaced.
27636 2009-03-28 Richard Guenther <rguenther@suse.de>
27638 PR tree-optimization/38513
27639 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27640 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27641 EXC_PTR_EXPR and FILTER_EXPR.
27642 (get_ref_from_reference_ops): Likewise.
27644 2009-03-28 Richard Guenther <rguenther@suse.de>
27646 PR tree-optimization/38968
27647 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27648 Use FLOOR_MOD_EXPR to compute misalignment.
27650 2009-03-28 Richard Guenther <rguenther@suse.de>
27652 PR tree-optimization/37795
27653 * tree.h (combine_comparisons): Declare.
27654 * fold-const.c (combine_comparisons): Export.
27655 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27657 (ifcombine_iforif): Use combine_comparisons.
27659 2009-03-28 Jan Hubicka <jh@suse.cz>
27661 * tree-eh.c (inlinable_call_p): New function.
27662 (make_eh_edges): Use it.
27663 (verify_eh_edges): Use it.
27664 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27665 * except.c (reachable_next_level): Add inlinable_function argument
27666 (sjlj_find_directly_reachable_regions): Update.
27667 (add_reachable_handler): Do not set saw_any_handlers.
27668 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27669 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27670 Add new inlinable call parameter.
27671 (can_throw_internal, can_throw_external): Update.
27672 * except.h (can_throw_internal_1, can_throw_external_1,
27673 foreach_reachable_handler): Update declaration.
27675 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27677 * config/arm/t-arm-coff, config/h8300/coff.h,
27678 config/i386/i386-aout.h, config/i386/i386-coff.h,
27679 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27680 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27681 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27682 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27683 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27684 sys-types.h: Remove.
27685 * Makefile.in: Remove protoize and fixproto support and references
27687 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27688 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27690 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27691 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27692 unprotoize$(exeext).
27693 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27694 (.PHONY): Don't depend on proto.
27695 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27696 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27697 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27698 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27699 build/gen-protos.o, build/scan.o, xsys-protos.h,
27700 build/fix-header$(build_exeext), build/fix-header.o,
27701 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27702 stmp-install-fixproto): Remove.
27703 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27704 SYSCALLS.c or fixproto files.
27705 (install-common): Don't install protoize.
27706 (install-headers-tar, install-headers-cpio, install-headers-cp):
27707 Don't depend on $(STMP_FIXPROTO).
27708 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27709 install fixproto files or write out fixproto settings.
27710 (uninstall): Don't uninstall protoize.
27711 * config.gcc (use_fixproto): Remove.
27712 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27713 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27714 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27715 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27716 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27717 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27718 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27719 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27720 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27721 * config/t-vxworks (STMP_FIXPROTO): Remove.
27722 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27723 STMP_FIXPROTO): Remove.
27724 * config.in, configure: Regenerate.
27725 * crtstuff.c (gid_t, uid_t): Don't undefine.
27726 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27727 (arm-*-coff, arm-*-aout: Remove target entries.
27728 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27729 Remove mention of AIX 4.1.
27730 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27731 * doc/invoke.texi (Running Protoize): Remove.
27732 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27733 (Protoize Caveats): Remove.
27734 * tsystem.h: Update comments on headers assumed to exist.
27736 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27738 * genautomata.c: Add a new year to the copyright. Add a new
27740 (struct insn_reserv_decl): Add comments for member bypass_list.
27741 (find_bypass): Remove.
27742 (insert_bypass): New.
27743 (process_decls): Use insert_bypass.
27744 (output_internal_insn_latency_func): Output all bypasses with the
27745 same input insn in one switch case.
27747 * rtl.def (define_bypass): Describe bypass choice.
27748 * doc/md.texi (define_bypass): Ditto.
27750 2009-03-27 Richard Guenther <rguenther@suse.de>
27752 * gimplify.c (mark_addressable): Export.
27753 * tree-flow.h (mark_addressable): Declare.
27754 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27755 * tree-ssa.c (verify_phi_args): Verify that address taken
27756 variables have TREE_ADDRESSABLE set.
27758 2009-03-27 Richard Guenther <rguenther@suse.de>
27760 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27761 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27762 Do not mark decls TREE_ADDRESSABLE.
27763 (build_fold_addr_expr): Adjust.
27764 (fold_addr_expr): Remove.
27765 (fold_unary): Use build_fold_addr_expr.
27766 (fold_comparison): Likewise.
27767 (split_address_to_core_and_offset): Likewise.
27768 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27770 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27771 (gimplify_modify_expr_to_memcpy): Mark source and destination
27773 * omp-low.c (create_omp_child_function): Mark the object decl
27775 (lower_rec_input_clauses): Mark the var we take the address of
27777 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27779 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27781 PR middle-end/39315
27782 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27783 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27785 2009-03-27 Richard Guenther <rguenther@suse.de>
27787 PR tree-optimization/39120
27788 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27790 (handle_lhs_call): Process return constraints. Add escape
27791 constraints if necessary.
27792 (handle_const_call): Fill out return constraints. Make nested
27793 case more precise. Avoid consttmp if possible.
27794 (handle_pure_call): Fill out return constraints. Avoid
27795 callused if possible.
27796 (find_func_aliases): Simplify call handling.
27798 2009-03-27 Richard Guenther <rguenther@suse.de>
27800 PR tree-optimization/39120
27801 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27802 as a representative.
27803 (solve_graph): Do propagate CALLUSED.
27804 (handle_pure_call): Use a scalar constraint from CALLUSED for
27806 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27809 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27812 * c-common.c (handle_aligned_attribute): Properly check alignment
27813 overflow. Use (1U << i) instead of (1 << i).
27815 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27817 * expr.h (get_mem_align_offset): Updated.
27819 * tree.h (tree_decl_common): Change align to "unsigned int" and
27820 move it before pointer_alias_set.
27822 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27823 Jakub Jelinek <jakub@redhat.com>
27826 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27827 gr_register_operand with gr_reg_or_0_operand.
27828 (cmpxchg_rel_di): Likewise.
27829 (sync_lock_test_and_set<mode>): Likewise.
27831 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27833 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27834 (true_regnum): Likewise.
27836 * rtlanal.c (subreg_info): Moved to ...
27837 * rtl.h (subreg_info): Here. New.
27838 (subreg_get_info): New.
27840 * rtlanal.c (subreg_get_info): Make it extern.
27842 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27845 * config/i386/i386.c (ix86_abi): New.
27846 (override_options): Handle -mabi=.
27847 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27848 (ix86_call_abi_override): Likewise.
27849 (init_cumulative_args): Likewise.
27850 (function_arg_advance): Likewise.
27851 (function_arg_64): Likewise.
27852 (function_arg): Likewise.
27853 (ix86_pass_by_reference): Likewise.
27854 (ix86_function_value_regno_p): Likewise.
27855 (ix86_build_builtin_va_list_abi): Likewise.
27856 (setup_incoming_varargs_64): Likewise.
27857 (is_va_list_char_pointer): Likewise.
27858 (ix86_init_machine_status): Likewise.
27859 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27860 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27861 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27862 (ix86_function_abi): Make it static and return enum calling_abi.
27863 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27865 (ix86_fn_abi_va_list): Updated.
27867 * config/i386/i386.h (ix86_abi): New.
27868 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27869 (CONDITIONAL_REGISTER_USAGE): Likewise.
27870 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27871 (machine_function): Likewise.
27873 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27875 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27876 (STACK_BOUNDARY): Likewise.
27877 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27879 * config/i386/i386.opt (mabi=): New.
27881 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27882 return enum calling_abi.
27883 (ix86_function_type_abi): Likewise.
27884 (ix86_function_abi): Removed.
27886 * doc/invoke.texi: Document -mabi= option for x86.
27888 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27890 * builtins.c (real_dconstp): Delete.
27891 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27893 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27894 Jakub Jelinek <jakub@redhat.com>
27897 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27898 (gen_subprogram_die): When a function is explicit, generate the
27899 DW_AT_explicit attribute.
27900 * langhooks.h (struct lang_hooks_for_decls): Add
27901 function_decl_explicit_p langhook.
27902 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27903 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27905 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27907 * builtins.c (fold_builtin_memory_op): Optimize memmove
27908 into memcpy if we can prove source and destination don't overlap.
27910 * tree-inline.c: Include gt-tree-inline.h.
27911 (clone_fn_id_num): New variable.
27912 (clone_function_name): New function.
27913 (tree_function_versioning): Use it.
27914 * Makefile.in (GTFILES): Add tree-inline.c.
27916 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27918 * BASE-VER: Change to 4.5.0.
27920 2009-03-27 Xinliang David Li <davidxl@google.com>
27922 PR tree-optimization/39557
27923 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27925 2009-03-27 Xinliang David Li <davidxl@google.com>
27927 PR tree-optimization/39548
27928 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27931 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27933 * c-common.c (pointer_int_sum): Use %wd on return from
27936 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27938 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27939 on return from tree_low_cst.
27941 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27944 * ginclude/stdarg.h (va_copy): Define also for
27945 __GXX_EXPERIMENTAL_CXX0X__.
27947 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27950 * builtins.h (c_strlen): Do not warn here.
27951 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27952 * c-common.c (pointer_int_sum): Take an explicit location.
27953 Warn about offsets out of bounds.
27954 * c-common.h (pointer_int_sum): Adjust declaration.
27956 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27958 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27961 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27964 * opts.c (warn_if_disallowed_function_p): Don't assume
27965 get_callee_fndecl must return non-NULL.
27967 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27969 PR rtl-optimization/39522
27970 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27971 when reg_reloaded_valid is set.
27973 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27975 * config/spu/divv2df3.c: New file.
27976 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27977 (DPBIT_FUNCS): Filter out _div_df.
27979 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27981 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27982 a jump insn, count that jump in the distance to the loop start.
27984 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27987 * config/sh/sh.c (calc_live_regs): Fix condition for global
27988 registers except PIC_OFFSET_TABLE_REGNUM.
27990 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27993 * doc/invoke.texi (-mconsole): New.
27995 (-mno-cygwin): New.
27997 (-mnop-fun-dllimport): New.
28001 (sub section "i386 and x86-64 Windows Options"): New.
28003 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28005 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28006 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28008 2009-03-25 Richard Guenther <rguenther@suse.de>
28010 PR middle-end/39497
28011 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28014 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28016 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28017 neither of haifa/selective schedulers are working.
28019 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28021 * doc/invoke.texi (Debugging Options): Fix description of
28022 -fno-merge-debug-strings.
28024 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28026 * config/cris/libgcc.ver: New version-script.
28027 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28029 * configure.ac <GAS features, nop mnemonic>: Add pattern
28030 crisv32-*-* for "nop".
28031 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28032 * configure: Regenerate.
28034 2009-03-24 Ira Rosen <irar@il.ibm.com>
28036 PR tree-optimization/39529
28037 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28038 mark_sym_for_renaming for the tag copied to the new vector
28041 2009-03-24 Arthur Loiret <aloiret@debian.org>
28043 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28044 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28045 EXTRA_SPEC_FUNCTIONS.
28046 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28047 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28048 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28049 -march and -mtune options.
28051 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28053 * config/m68k/t-rtems: Add m5329 multilib.
28055 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28056 Jakub Jelinek <jakub@redhat.com>
28059 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28062 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28065 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28066 instead of c_parser_expression_conv, if original_code isn't one of the
28067 4 allowed comparison codes, fail.
28069 2009-03-23 Richard Guenther <rguenther@suse.de>
28071 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28072 * tree.h (struct tree_type): Likewise.
28073 * reload.h (struct insn_chain): Likewise.
28074 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28075 * function.h (struct function): Likewise.
28076 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28078 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28080 PR tree-optimization/39516
28081 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28083 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28085 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28086 should be set true if BITS_PER_WORD of target is bigger than 32
28088 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28090 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28091 Translate -B-options to -rpath-link. Correct existing
28092 rpath-link and conditionalize on !nostdlib.
28094 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28096 * doc/extend.texi (Function Attributes, Variable Attributes):
28098 * doc/invoke.texi (Debugging Options, Optimize Options)
28099 (i386 and x86-64 Options, MCore Options): Likewise.
28101 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28104 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28105 it for block local namespace aliases.
28106 (gen_decl_die): Pass context_die to gen_namespace_die.
28108 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28111 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28112 minimum or maximum value.
28114 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28116 * reginfo.c (globalize_reg): Recompute derived reg sets.
28118 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28121 * libgcc2.c (mprotect): Do not use signed arguments for
28122 VirtualProtect, use DWORD arguments. Also fix the 'may
28123 be used uninitialized' warning for the np variable.
28125 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28128 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28129 functions using regparm calling conventions when not optimizing.
28130 (ix86_function_sseregparm): Similarly for sseregparm calling
28133 2009-03-19 Li Feng <nemokingdom@gmail.com>
28135 PR middle-end/39500
28136 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28137 dependence if the first conflict is after niter iterations.
28139 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28141 PR middle-end/38609
28142 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28143 functions with dynamic stack-pointer adjustments.
28145 2009-03-19 Ben Elliston <bje@au.ibm.com>
28147 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28148 option; change to -msdata=data.
28150 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28152 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28155 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28158 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28160 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28162 * doc/invoke.texi (Code Gen Options): Expand discussion of
28165 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28167 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28168 * matrix-reorg.c (struct matrix_info): Likewise.
28169 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28170 * rtl.h (struct mem_attrs): Likewise.
28171 * df.h (struct df): Likewise.
28172 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28173 * ira-int.h (struct ira_allocno): Likewise.
28174 * df-scan.c (struct df_collection_rec): Likewise.
28175 * ira.c (struct equivalence): Likewise.
28176 * function.c (struct temp_slot): Likewise.
28177 * cfgloop.h (struct loop): Likewise.
28180 * function.c (use_register_for_decl): When not optimizing, disregard
28181 register keyword for variables with types containing methods.
28183 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28185 PR middle-end/39447
28186 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28187 (is_simple_operand): Call contains_component_ref_p before calling data
28188 reference analysis that would fail on COMPONENT_REFs.
28190 * tree-vrp.c (search_for_addr_array): Fix formatting.
28192 2009-03-18 Richard Guenther <rguenther@suse.de>
28194 * tree-vect-transform.c (vect_loop_versioning): Fold the
28195 generated comparisons.
28196 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28197 (slpeel_tree_peel_loop_to_edge): Likewise.
28199 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28201 PR middle-end/37805
28202 * opts.c (print_specific_help): In addition to `undocumented',
28203 accept `separate' and `joined' flags if passed alone. Describe
28204 output by the first matched one of those.
28205 (common_handle_option): Skip over empty strings.
28206 * gcc.c (display_help): Fix help string for `--help='.
28207 * doc/invoke.texi (Option Summary, Overall Options): With
28208 `--help=', classes and qualifiers can both be repeated, but
28209 only the latter can be negated. One should not pass only
28210 negated qualifiers. Fix markup and examples.
28213 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28214 PR middle-end/37805
28215 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28216 and -fhelp=separate.
28218 2009-03-17 Jing Yu <jingyu@google.com>
28220 PR middle-end/39378
28221 * function.h (struct rtl_data): Move is_thunk from here...
28222 (struct function): ...to here.
28223 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28224 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28226 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28228 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28229 (alpha_output_function_end_prologue): Likewise.
28230 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28231 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28232 (rs6000_output_function_epilogue): Likewise.
28233 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28235 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28238 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28239 from different units in a single alternative.
28240 (*truncdfsf_i387): Ditto.
28241 (*truncxfsf2_mixed): Ditto.
28242 (*truncxfdf2_mixed): Ditto.
28244 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28246 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28247 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28250 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28251 unused non-artificial variables when not optimizing.
28254 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28255 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28256 NAMESPACE_DECL in its DECL_INITIAL.
28258 PR middle-end/39443
28259 * optabs.c (set_user_assembler_libfunc): New function.
28260 * expr.h (set_user_assembler_libfunc): New prototype.
28261 * c-common.c: Include libfuncs.h.
28262 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28263 for memcmp, memset, memcpy, memmove and abort.
28264 * Makefile.in (c-common.o): Depend on libfuncs.h.
28267 * dwarf2out.c (gen_inlined_enumeration_type_die,
28268 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28269 gen_tagged_type_instantiation_die): Removed.
28270 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28273 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28276 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28278 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28279 (check-parallel-%): Ditto.
28280 (check-consistency): Ditto.
28282 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28284 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28285 local variable rhs by NULL_TREE.
28287 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28290 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28292 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28295 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28297 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28300 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28301 for ms->sysv ABI calls only in 64bit mode.
28303 * config/i386/i386.md (untyped_call): Support 32bit.
28305 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28307 * doc/extend.texi: Replace x86_65 with x86_64.
28309 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28311 PR tree-optimization/39455
28312 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28313 mismatches for POINTER_TYPE_P (type).
28314 (number_of_iterations_le): Likewise.
28316 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28318 * config/picochip/picochip.c: Removed profiling support.
28319 * config/picochip/picochip.md: Removed profiling instruction.
28320 * config/picochip/picochip.h: Removed profiling builtin.
28322 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28324 * doc/install.texi (--with-host-libstdcxx): Document.
28326 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28329 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28330 generate a warning if the function name does not begin with
28331 "__vector" and the function has either the 'signal' or 'interrupt'
28332 attribute, from here to ...
28333 (avr_declare_function_name): ...here. New function.
28334 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28335 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28337 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28340 * cse.c (fold_rtx): Don't modify original const_arg1 when
28341 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28342 separate variable instead.
28343 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28344 from out of range shift counts.
28345 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28347 2009-03-13 Catherine Moore <clm@codesourcery.com>
28349 * config/i386/x-mingw32 (host-mingw32.o): Replace
28350 diagnostic.h with $(DIAGNOSTIC_H).
28352 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28355 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28357 * config/i386/sync.md (sync_compare_and_swap<mode>,
28358 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28359 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28361 (sync_double_compare_and_swapdi_pic,
28362 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28363 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28365 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28368 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28370 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28373 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28374 (avx_addsubv4df3): Likewise.
28375 (*avx_addsubv4sf3): Likewise.
28376 (sse3_addsubv4sf3): Likewise.
28378 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28381 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28383 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28386 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28387 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28388 registers for allocnos created from user-defined variables.
28390 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28393 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28394 of non-integer mode as well.
28396 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28398 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28399 for functions for which the parameter types are unknown.
28401 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28404 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28405 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28406 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28407 * config/i386/i386.c (ix86_local_alignment): For
28408 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28409 long long variables on the stack to avoid dynamic realignment.
28410 Allow the first argument to be a decl rather than type.
28411 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28413 2009-03-11 Nick Clifton <nickc@redhat.com>
28416 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28418 Add description to mno-lsim option.
28419 * config/mcore/mcore.h: Remove comment about deprecated m4align
28421 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28422 * doc/invoke.texi: Add description of mno-lsim and
28423 mstack-increment options.
28425 * config/fr30/fr30.opt: Document the -mno-lsim option.
28426 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28427 and -mno-lsim options.
28429 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28431 * fold-const.c (fold_comparison): Only call fold_inf_compare
28432 if the mode supports infinities.
28434 2009-03-11 Jason Merrill <jason@redhat.com>
28437 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28438 end already did. Notice GIMPLE_CALL modifications of the result.
28439 Don't copy debug information from an ignored decl or a decl from
28442 2009-03-10 Richard Guenther <rguenther@suse.de>
28443 Nathan Froyd <froydnj@codesourcery.com>
28445 PR middle-end/37850
28446 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28447 (__divMODE3): Likewise.
28449 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28451 PR tree-optimization/39394
28452 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28453 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28455 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28457 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28458 inline asms for register asm ("") declarations.
28460 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28462 * fold-const.c (fold_unary): Fix comment.
28464 2009-03-07 Jan Hubicka <jh@suse.cz>
28467 * tree-inline.c (setup_one_parameter): Do replacement of const
28468 argument by constant in SSA form.
28470 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28472 PR middle-end/38028
28473 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28474 determine alignment passed to assign_stack_local.
28475 (assign_parms_unsplit_complex): Likewise.
28476 * except.c (sjlj_build_landing_pads): Likewise.
28478 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28480 PR middle-end/39360
28481 * tree-flow.h (add_referenced_var): Return bool instead of void.
28482 * tree-dfa.c (add_referenced_var): Return result of
28483 referenced_var_check_and_insert call.
28484 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28485 of referenced_var_check_and_insert.
28488 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28489 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28490 DIE, don't emit it if abstract origin already has it.
28491 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28492 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28494 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28496 * genpreds.c (needs_variable): Fix parentheses at variable name
28498 (write_tm_constrs_h): Indent generated code.
28500 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28502 * doc/extend.texi (Function Attributes): Add documentation
28503 for isr attributes.
28505 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28508 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28509 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28511 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28513 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28516 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28519 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28520 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28522 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28524 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28525 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28526 constants instead of magic numbers.
28527 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28529 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28530 (x86_64_ms_abi_int_parameter_registers): Ditto.
28531 (x86_64_int_return_registers): Ditto.
28532 (ix86_maybe_switch_abi): Ditto.
28533 (ix86_expand_call): Ditto for clobbered_registers array.
28534 (ix86_hard_regno_mode_ok): Ditto.
28535 (x86_extended_QIreg_mentioned_p): Ditto.
28537 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28539 PR tree-optimization/39349
28540 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28542 * combine.c (gen_lowpart_for_combine): Use omode when generating
28545 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28547 PR rtl-optimization/39235
28548 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28550 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28552 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28554 2009-03-04 Richard Guenther <rguenther@suse.de>
28556 PR tree-optimization/39362
28557 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28558 that occur in abnormal PHIs should be varying.
28560 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28562 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28564 (simple_iv): Take loop as an argument instead of statement.
28565 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28566 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28568 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28570 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28571 * matrix-reorg.c (analyze_transpose): Ditto.
28572 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28573 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28574 * tree-predcom.c (ref_at_iteration): Ditto.
28575 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28577 2009-03-04 Richard Guenther <rguenther@suse.de>
28579 PR tree-optimization/39358
28580 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28581 escaped_id and callused_id.
28582 (solve_graph): Likewise.
28584 2009-03-04 Richard Guenther <rguenther@suse.de>
28586 PR tree-optimization/39339
28587 * tree-sra.c (try_instantiate_multiple_fields): Make it
28588 no longer ICE on the above.
28590 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28592 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28593 that fits within Pmode.
28595 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28597 PR middle-end/10109
28598 * tm.texi (LIBCALL_VALUE): Update description.
28600 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28602 PR middle-end/34443
28603 * doc/extend.texi (section): Update description.
28605 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28607 PR middle-end/39345
28608 * tree-inline.c (remapped_type): New.
28609 (can_be_nonlocal): Call remapped_type instead of remap_type.
28611 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28614 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28615 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28617 2009-03-03 Richard Guenther <rguenther@suse.de>
28619 PR middle-end/39272
28620 * tree.c (tree_nonartificial_location): New function.
28621 * tree.h (tree_nonartificial_location): Declare.
28622 * builtins.c (expand_builtin_memory_chk): Provide location
28623 of the call location for artificial function pieces.
28624 (maybe_emit_chk_warning): Likewise.
28625 (maybe_emit_sprintf_chk_warning): Likewise.
28626 (maybe_emit_free_warning): Likewise.
28627 * expr.c (expand_expr_real_1): Likewise.
28629 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28631 PR tree-optimization/39343
28632 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28633 COMPONENT_REF t has ARRAY_TYPE.
28635 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28637 PR middle-end/39335
28638 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28639 when the type precision of the induction variable should be
28640 larger than the type precision of nit.
28641 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28642 * graphite.c (graphite_loop_normal_form): Same.
28643 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28645 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28647 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28648 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28649 numbers to describe clobbered registers.
28650 (*call_value_0_rex64_ms_sysv): Ditto.
28651 * config/i386/mmx.md (mmx_emms): Ditto.
28652 (mmx_femms): Ditto.
28654 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28656 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28659 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28661 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28662 (spu_section_type_flags): New function.
28664 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28666 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28667 reg_class_contents of FLOAT_REGS into a temporary.
28669 2009-03-02 Richard Guenther <rguenther@suse.de>
28670 Ira Rosen <irar@il.ibm.com>
28672 PR tree-optimization/39318
28673 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28674 information to the vectorized statement.
28676 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28678 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28679 variable. Use defined names instead of magic constants for REX SSE
28682 2009-03-01 Richard Guenther <rguenther@suse.de>
28684 PR tree-optimization/39331
28685 * omp-low.c (lower_send_shared_vars): Do not receive new
28686 values for the reference of DECL_BY_REFERENCE parms or results.
28688 2009-03-01 Jan Hubicka <jh@suse.cz>
28691 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28692 BLOCK_NONLOCALIZED_VAR): New macros.
28693 (tree_block): Add nonlocalized_vars.
28694 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28695 gen_decl_die): Add origin argument. Allow generation of die with
28696 origin at hand only.
28697 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28698 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28700 (gen_block_die): Fix checking for unused blocks.
28701 (process_scope_var): Break out from .... ; work with origins only.
28702 (decls_for_scope) ... here; process nonlocalized list.
28703 (dwarf2out_ignore_block): Look for nonlocalized vars.
28704 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28706 (dump_scope_block): Dump them.
28707 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28708 (remap_block): Likewise.
28709 (can_be_nonlocal): New predicate.
28710 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28712 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28714 * configure: Regenerate.
28716 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28718 * optc-gen.awk: No need to duplicate option flags twice.
28719 Reuse help texts for duplicate options which do not have any.
28721 * gcc.c (display_help): Document --version.
28723 * gcc.c (main): If print_help_list and verbose_flag, ensure
28724 driver output comes before subprocess output.
28726 * optc-gen.awk: Assign all remaining fields to help string,
28727 space-separated, for multi-line help in *.opt.
28729 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28730 -Wno-pedantic-ms-format is for MinGW targets only.
28732 * doc/options.texi (Option file format): Fix bad indentation,
28733 restoring dropped sentence.
28735 2009-02-28 Jan Hubicka <jh@suse.cz>
28737 * tree-inline.c (tree_function_versioning): Output debug info.
28739 2009-02-28 Jan Hubicka <jh@suse.cz>
28742 * tree-inline.c (setup_one_parameter): Do not copy propagate
28743 arguments when not optimizing.
28745 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28748 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28749 (avx_addsubv4df3): Likewise.
28750 (*avx_addsubv4sf3): Likewise.
28751 (sse3_addsubv4sf3): Likewise.
28752 (*avx_addsubv2df3): Likewise.
28753 (sse3_addsubv2df3): Likewise.
28754 (avx_unpckhps256): Correct item selectors.
28755 (avx_unpcklps256): Likewise.
28756 (avx_unpckhpd256): Likewise.
28757 (avx_unpcklpd256): Likewise.
28759 2009-02-28 Jan Hubicka <jh@suse.cz>
28761 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28763 (copy_arguments_for_versioning): If var is declared don't declare it.
28764 (tree_function_versioning): First setup substitutions and then copy
28767 2009-02-27 Jan Hubicka <jh@suse.cz>
28770 * cgraph.h (varpool_output_debug_info): Remove.
28771 * cgraphunit.c (varpool_output_debug_info): Remove.
28772 * dwarf2out.c (deferred_locations_struct): New struct
28773 (deferred_locations): New type.
28774 (deferred_locations_list): New static var.
28775 (deffer_location): New function.
28776 (gen_variable_die): Use it.
28777 (decls_for_scope): Output info on local static vars.
28778 (dwarf2out_finish): Process deferred locations.
28779 * varpool.c (varpool_output_debug_info): Remove.
28781 2009-02-27 Jan Hubicka <jh@suse.cz>
28784 * tree.h (TREE_PROTECTED): Fix comment.
28785 (BLOCK_HANDLER_BLOCK): Remove.
28786 (struct tree_block): Remove handler_block add body_block.
28787 (inlined_function_outer_scope_p): New.
28788 (is_body_block): Remove.
28789 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28790 * dwarf2out.c (is_inlined_entry_point): Remove.
28791 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28792 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28794 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28795 * gimplify.c (gimplify_expr): Gimplify body blocks.
28796 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28797 block with multiple subblocks.
28798 (dump_scope_block): Prettier output; dump more flags and info.
28799 (dump_scope_blocks): New.
28800 (remove_unused_locals): Use dump_scope_blocks.
28801 * tree-flow.h (dump_scope_blocks): Declare.
28802 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28803 * stmt.c (is_body_block): Remove.
28804 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28805 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28807 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28809 PR middle-end/39308
28810 * graphite.c (graphite_loop_normal_form): Do not call
28811 number_of_iterations_exit from a gcc_assert.
28813 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28815 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28816 jumps if COND is NULL.
28817 (find_cond_jump): New function.
28818 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28819 * config/s390/s390.md: Remove z10_cobra attribute value.
28821 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28823 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28824 force_const_mem returns NULL_RTX.
28826 2009-02-26 Jan Hubicka <jh@suse.cz>
28829 * cgraph.h (varpool_output_debug_info): Remove.
28830 * cgraphunit.c (varpool_output_debug_info): Remove.
28831 * dwarf2out.c (deferred_locations_struct): New struct
28832 (deferred_locations): New type.
28833 (deferred_locations_list): New static var.
28834 (deffer_location): New function.
28835 (gen_variable_die): Use it.
28836 (decls_for_scope): Output info on local static vars.
28837 (dwarf2out_finish): Process deferred locations.
28838 * varpool.c (varpool_output_debug_info): Remove.
28840 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28842 PR rtl-optimization/39241
28843 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28844 to subreg_offset_representable_p.
28846 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28848 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28849 execute function prototype. Get f and nregs from max_reg_num
28850 and get_insns. Remove the first backward pass as it's dead,
28851 guard the forward pass by flag_expensive_optimizations.
28852 (rest_of_handle_regmove): Delete.
28853 (pass_regmove): Replace it with regmove_optimize.
28855 2009-02-25 Martin Jambor <mjambor@suse.cz>
28857 PR tree-optimization/39259
28858 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28859 calls_alloca function flags.
28860 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28861 calls are detected.
28863 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28865 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28866 flags_set_1_rtx, flags_set_1_set): Delete.
28867 (regmove_optimize): Do not call mark_flags_life_zones.
28869 2009-02-24 Julian Brown <julian@codesourcery.com>
28872 * config/arm/arm.c (require_pic_register): Only set
28873 cfun->machine->pic_reg once per function.
28875 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28877 * doc/invoke.texi (Link Options): Document an easier way to pass
28878 options that take arguments to the GNU linker using -Xlinker and -Wl.
28880 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28883 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28885 2009-02-24 Richard Guenther <rguenther@suse.de>
28888 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28890 2009-02-24 Richard Guenther <rguenther@suse.de>
28891 Zdenek Dvorak <ook@ucw.cz>
28893 PR tree-optimization/39233
28894 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28895 from converting them to a generic type.
28897 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28899 PR tree-optimization/39260
28900 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28901 contains a condition with a real type.
28902 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28904 2009-02-23 Jason Merrill <jason@redhat.com>
28907 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28908 narrowing_initializer_constant_valid_p.
28909 (narrowing_initializer_constant_valid_p): Don't return
28910 null_pointer_node for adding a pointer to itself.
28912 2009-02-23 Jan Hubicka <jh@suse.cz>
28915 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28918 2009-02-23 Jan Hubicka <jh@suse.cz>
28920 PR tree-optimization/37709
28921 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28922 * tree.h (block_ultimate_origin): Declare.
28923 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28924 * tree-ssa-live.c (remove_unused_scope_block_p):
28925 Eliminate blocks containig no instructions nor live variables nor
28927 (dump_scope_block): New function.
28928 (remove_unused_locals): Enable removal of dead blocks by default;
28929 enable dumping at TDF_DETAILS.
28931 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28933 * config/i386/i386.c (classify_argument): Don't allow COImode
28935 (function_arg_advance_32): Don't allow OImode.
28936 (function_arg_32): Likewise.
28937 (function_value_32): Likewise.
28938 (return_in_memory_32): Likewise.
28939 (function_arg_64): Remove OImode comment.
28941 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28944 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28945 ix86_expand_vector_set for V4DImode in 64bit mode only.
28946 (ix86_expand_vector_init_one_var): Likewise.
28948 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28950 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28952 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28955 * loop-iv.c: Revert last change.
28956 * emit-rtl.c: Likewise.
28958 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28961 * config/i386/i386.c (type_natural_mode): Remove an extra
28962 space in the warning message.
28963 (function_value_32): Handle 32-byte vector modes.
28964 (return_in_memory_32): Likewise.
28966 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28968 * loop-iv.c (truncate_value): New function.
28969 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28971 (lowpart_subreg): Move to...
28972 * emit-rtl.c: ...here.
28974 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28976 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28977 accidental and undocumented change at revision 140860.
28979 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28981 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28982 take gimple_seq * arguments.
28983 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28984 types_compatible_p langhook.
28986 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28987 Joseph Myers <joseph@codesourcery.com>
28989 * config/arm/arm.c (arm_builtin_va_list): New function.
28990 (arm_expand_builtin_va_start): Likewise.
28991 (arm_gimplify_va_arg_expr): Likewise.
28992 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28993 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28994 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28995 (va_list_type): New variable.
28996 (arm_mangle_type): Mangle va_list_type appropriately.
28998 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29000 PR middle-end/39157
29001 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29002 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29003 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29004 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29005 parameter to 1000 for -O1 by default.
29006 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29008 * loop-invariant.c: Include params.h.
29009 (move_loop_invariants): Don't call move_single_loop_invariants on
29012 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29014 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29015 offset when calculating bounds for indexing stack_usage_map. Fixes
29016 a buffer overflow with certain target setups.
29018 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29021 * calls.c (expand_call): Clear try_tail_call if caller and callee
29022 disagree in promotion of function return value.
29024 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29027 * c-common.c (c_determine_visibility): If visibility changed and
29028 DECL_RTL has been already set, call make_decl_rtl to update symbol
29031 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29034 * varasm.c (assemble_variable): Don't check DECL_NAME when
29035 globalizing a variable.
29037 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29040 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29041 expression before any __builtin_trap call.
29042 * c-typeck.c (build_function_call): Convert and check function
29043 arguments before generating a call to a trap. Evaluate the
29044 function arguments before the trap.
29046 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29049 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29050 (UNSPEC_FXAM_MEM): New unspec.
29051 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29052 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29053 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29055 2009-02-19 Richard Guenther <rguenther@suse.de>
29057 PR tree-optimization/39207
29058 PR tree-optimization/39074
29059 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29060 storedanything_tree): New.
29061 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29062 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29063 (build_succ_graph): Add edges from STOREDANYTHING to all
29065 (init_base_vars): Initialize STOREDANYTHING.
29066 (compute_points_to_sets): Free substitution info after
29067 building the succ graph.
29068 (ipa_pta_execute): Likewise.
29070 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29072 (do_ds_constraint): Do not add to special var or non-pointer
29074 (type_could_have_pointers): Split out from ...
29075 (could_have_pointers): ... here. For arrays use the element type.
29076 (create_variable_info_for): Initialize may_have_pointers.
29077 (new_var_info): Likewise.
29078 (handle_lhs_call): Make the HEAP variable unknown-sized.
29079 (intra_create_variable_infos): Use a type with pointers for
29080 PARM_NOALIAS, make it unknown-sized.
29082 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29085 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29087 2009-02-18 Jason Merrill <jason@redhat.com>
29090 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29091 value if DECL_EXTERNAL.
29092 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29093 * target.h (gcc_target::binds_local_p): Clarify "module".
29094 * tree.h (TREE_PUBLIC): Clarify "module".
29096 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29099 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29100 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29102 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29105 * c.opt (Wabi): Support C and ObjC.
29108 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29110 * config/i386/i386.c (classify_argument): Warn once about the ABI
29111 change when passing union with long double.
29113 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29115 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29118 * c-parser.c (c_parser_compound_statement): Always enter and leave
29121 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29124 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29126 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29128 PR tree-optimization/36922
29129 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29130 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29133 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29135 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29138 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29140 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29142 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29144 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29147 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29148 Richard Sandiford <rdsandiford@googlemail.com>
29150 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29151 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29152 (loongson_biadd): ...this.
29154 2009-02-17 Richard Guenther <rguenther@suse.de>
29156 PR tree-optimization/39202
29157 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29158 a var make sure to follow existing collapses.
29160 2009-02-17 Richard Guenther <rguenther@suse.de>
29162 PR middle-end/39214
29163 * langhooks.c (lhd_print_error_function): Check for NULL block.
29165 2009-02-17 Richard Guenther <rguenther@suse.de>
29167 PR tree-optimization/39204
29168 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29171 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29173 * config/soft-fp/double.h: Update from glibc CVS.
29175 2009-02-17 Richard Guenther <rguenther@suse.de>
29177 PR tree-optimization/39207
29178 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29179 strict-aliasing warnings for pointers pointing to NULL.
29181 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29184 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29185 skipping until next close brace.
29187 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29190 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29191 to function argument boundary.
29193 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29195 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29196 in the lea_add. Reload eventually constraints it properly.
29197 * config/picochip/constraints.md: Remove the target constraint
29198 "b", since it is not needed anymore.
29200 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29202 * gthr-dce.h: Uglify function parameter and local variable names.
29203 * gthr-gnat.h: Likewise.
29204 * gthr-mipssde.h: Likewise.
29205 * gthr-nks.h: Likewise.
29206 * gthr-posix95.h: Likewise.
29207 * gthr-posix.h: Likewise.
29208 * gthr-rtems.h: Likewise.
29209 * gthr-single.h: Likewise.
29210 * gthr-solaris.h: Likewise.
29211 * gthr-tpf.h: Likewise.
29212 * gthr-vxworks.h: Likewise.
29213 * gthr-win32.h: Likewise.
29215 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29218 * config/i386/i386.md: Restrict the new peephole2 to move
29219 between MMX/SSE registers.
29221 2009-02-15 Richard Guenther <rguenther@suse.de>
29224 2009-02-13 Richard Guenther <rguenther@suse.de>
29226 * configure.ac: Enable LFS.
29227 * configure: Re-generate.
29228 * config.in: Likewise.
29230 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29232 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29233 spu_srqwbyte, spu_srqwbytebc): Define.
29234 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29235 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29236 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29237 "shrqby_<mode>"): New insn-and-split patterns.
29238 * config/spu/spu.c (expand_builtin_args): Determine and return
29239 number of operands using spu_builtin_description data.
29240 (spu_expand_builtin_1): Use it.
29242 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29245 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29248 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29251 * config/i386/i386.c (override_options): Correct warning
29252 messages for -malign-loops, -malign-jumps and -malign-functions.
29254 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29257 * config/i386/i386.md: Restrict the new peephole2 to move
29258 between the general purpose registers.
29260 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29263 * config/i386/i386.c (type_natural_mode): Add a new argument.
29264 Return the original mode and warn ABI change if vector size is 32byte.
29265 (function_arg_advance): Updated.
29266 (function_arg): Likewise.
29267 (ix86_function_value): Likewise.
29268 (ix86_return_in_memory): Likewise.
29269 (ix86_sol10_return_in_memory): Likewise.
29270 (ix86_gimplify_va_arg): Likewise.
29271 (function_arg_32): Don't warn ABX ABI change here.
29272 (function_arg_64): Likewise.
29274 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29276 * loop-iv.c (implies_p): In the final case, test that operands 0
29277 of the two comparisons match.
29279 * config/bfin/bfin.c (find_prev_insn_start): New function.
29280 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29281 (find_next_insn_start): Move.
29283 2009-02-13 Richard Guenther <rguenther@suse.de>
29285 * configure.ac: Enable LFS.
29286 * configure: Re-generate.
29287 * config.in: Likewise.
29289 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29292 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29293 sizes on syntax error after some arguments have been parsed.
29295 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29297 * doc/invoke.texi (-fira): Remove.
29299 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29301 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29302 * recog.c: Likewise.
29305 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29307 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29308 (umul_ppmm): Likewise.
29309 (count_leading_zeros): Likewise.
29310 (count_trailing_zeros): Likewise.
29311 (UMUL_TIME): Likewise.
29313 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29315 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29316 soft-fp/t-softfp to tmake_file.
29318 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29319 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29320 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29321 IA64_BUILTIN_INFQ]: New.
29322 (ia64_init_builtins): Initialize __builtin_infq,
29323 __builtin_fabsq and __builtin_copysignq if not HPUX.
29324 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29325 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29327 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29329 (__fixtfti): Likewise.
29330 (__fixunstfti): Likewise.
29331 (__floattitf): Likewise.
29333 * config/ia64/libgcc-glibc.ver: New.
29334 * config/ia64/t-fprules-softfp: Likewise.
29335 * config/ia64/sfp-machine.h: Likewise.
29337 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29338 (LIBGCC2_TF_CEXT): Likewise.
29339 (TF_SIZE): Likewise.
29340 (TARGET_INIT_LIBFUNCS): Likewise.
29342 * config/ia64/t-glibc (SHLINB_MAPFILES):
29343 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29345 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29347 * config/i386/i386.c (construct_container): Rewrite processing
29348 BLKmode with X86_64_SSE_CLASS.
29350 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29353 * config/i386/i386.md: Replace simplify_replace_rtx with
29354 replace_rtx in the new peephole2.
29356 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29358 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29359 loop unrolling do not happen at -O2.
29361 2009-02-12 Michael Matz <matz@suse.de>
29363 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29365 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29367 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29370 2009-02-12 Ben Elliston <bje@au.ibm.com>
29372 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29373 patterns when updating the back chain. Missed in the 2009-02-10
29376 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29378 * doc/extend.texi (Decimal Floating Types): Update identifier of
29379 draft TR and list of missing support.
29381 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29383 PR middle-end/39154
29384 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29385 bit to variable length decl's flags, add it also to its
29386 pointer replacement variable.
29388 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29389 Jakub Jelinek <jakub@redhat.com>
29392 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29393 (memory_blockage): New expander.
29394 (*memory_blockage): New insn pattern.
29395 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29396 instead of general blockage at the end of function prologue when
29397 frame pointer is used to access red zone area. Do not emit blockage
29398 when profiling, it is emitted in generic code.
29399 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29400 function epilogue when frame pointer is used to access red zone area.
29402 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29405 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29406 by arithmetic with memory operands.
29407 * config/i386/predicates.md (commutative_operator): New.
29409 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29411 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29414 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29416 * alias.h (record_alias_subset): Declare.
29417 * alias.c (record_alias_subset): Make global.
29419 2009-02-10 Nick Clifton <nickc@redhat.com>
29421 * tree-parloops.c: Change license to GPLv3.
29422 * ipa-struct-reorg.c: Change license to GPLv3.
29423 * ipa-struct-reorg.h: Change license to GPLv3.
29425 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29428 * c-decl.c (start_struct): Return NULL on error.
29430 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29432 PR middle-end/39124
29433 * cfgloopmanip.c (remove_path): Call remove_bbs after
29434 cancel_loop_tree, not before it.
29437 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29438 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29439 VAR_DECLs were seen.
29440 * tree-ssa-live.c (remove_unused_locals): Recompute
29441 cfun->has_local_explicit_reg_vars.
29442 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29443 copies or clearings if cfun->has_local_explicit_reg_vars.
29445 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29448 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29449 of function prologue when frame pointer is used to access
29452 2009-02-10 Richard Guenther <rguenther@suse.de>
29454 PR middle-end/39127
29455 * gimplify.c (gimple_regimplify_operands): Always look if
29456 we need to create a temporary.
29458 2009-02-10 Richard Guenther <rguenther@suse.de>
29460 PR tree-optimization/39132
29461 * tree-loop-distribution.c (todo): New global var.
29462 (generate_memset_zero): Trigger TODO_rebuild_alias.
29463 (tree_loop_distribution): Return todo.
29465 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29468 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29469 (x86_64_reg_class_name): Removed.
29470 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29471 first one isn't X86_64_SSE_CLASS or any other ones aren't
29472 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29473 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29474 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29475 and 3 X86_64_SSEUP_CLASS.
29476 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29477 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29479 2009-02-10 Ben Elliston <bje@au.ibm.com>
29481 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29482 form instruction to update the stack back chain word, even if the
29483 user has disabled the generation of update instructions.
29484 (movdi_<mode>_update_stack): New.
29485 (movsi_update_stack): Likewise.
29486 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29487 always use an update form instruction to update the stack back
29490 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29492 PR middle-end/38953
29493 * graphite.c (if_region_set_false_region): After moving a region in
29494 the false branch of a condition, remove the empty dummy basic block.
29495 (gloog): Remove wrong fix for PR38953.
29497 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29499 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29500 generation due to implicit sign extension.
29502 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29504 PR middle-end/38981
29505 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29506 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29508 2009-02-09 Richard Guenther <rguenther@suse.de>
29510 PR middle-end/35202
29511 * convert.c (convert_to_real): Disable (float)fn((double)x)
29512 to fnf(x) conversion if errno differences may occur and
29513 -fmath-errno is set.
29515 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29517 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29518 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29519 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29521 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29524 * c-common.c (handle_alias_attribute): Disallow attribute for
29525 anything not a FUNCTION_DECL or VAR_DECL.
29527 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29530 * real.c (do_compare): Special-case compare of zero against
29531 decimal float value.
29533 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29536 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29537 as indicating flexible array members unless the field itself is
29538 being declarared as the incomplete array.
29540 2009-02-06 Jan Hubicka <jh@suse.cz>
29542 PR tree-optimization/38844
29543 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29544 is already inlined.
29546 2009-02-06 Richard Guenther <rguenther@suse.de>
29548 PR middle-end/38977
29549 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29550 fork because we may expand it as __gcov_fork.
29552 2009-02-06 Nick Clifton <nickc@redhat.com>
29554 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29556 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29558 PR tree-optimization/35659
29559 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29560 vn_phi_eq): Shortcut if hashcode does not match.
29561 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29563 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29564 and avoid iterative_hash_expr.
29565 (FOR_EACH_VALUE_ID_IN_SET): New.
29566 (value_id_compare): Remove.
29567 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29568 sort expressions by value id.
29570 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29573 * config/sh/predicates.md (general_movsrc_operand): Don't check
29574 the subreg of system registers here.
29576 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29579 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29580 on the copied decl.
29582 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29584 PR rtl-optimization/39110
29585 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29586 addresses, not aligned ones.
29588 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29589 Richard Guenther <rguenther@suse.de>
29591 PR tree-optimization/39100
29592 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29593 comment says and add edges.
29595 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29598 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29599 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29601 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29603 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29604 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29605 register_bb_in_sese, new_sese, free_sese): Moved.
29606 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29607 outermost_loop_in_scop, build_scop_iteration_domain,
29608 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29609 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29610 Use loop_in_sese_p instead of loop_in_scop_p.
29611 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29612 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29613 (scopdet_basic_block_info): Fix bug in scop detection.
29614 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29615 eq_loop_to_cloog_loop): Remove.
29616 (nb_loops_around_loop_in_scop, nb_loop
29617 ref_nb_loops): Moved here...
29618 * graphite.h (ref_nb_loops): ... from here.
29619 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29620 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29621 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29623 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29624 Hans-Peter Nilsson <hp@axis.com>
29626 PR rtl-optimization/37889
29627 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29628 Move offset handling from PLUS to before the switch. Use new
29629 arguments when considering SYMBOL_REFs too.
29630 (rtx_addr_can_trap_p): Pass dummy offset and size.
29631 (enum may_trap_p_flags): Remove.
29632 (may_trap_p_1): Pass size from MEM_SIZE.
29634 PR rtl-optimization/38921
29635 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29636 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29637 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29638 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29640 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29642 AVX Programming Reference (January, 2009)
29643 * config/i386/sse.md (*vpclmulqdq): New.
29645 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29647 PR tree-optimization/38977
29648 PR gcov-profile/38292
29649 * calls.c (special_function_p): Disregard __builtin_ prefix.
29651 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29653 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29654 non-indexable addresses even before reload.
29656 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29659 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29660 as having variable size. Do not give an error for unnamed
29661 parameters with [*] declarators. Give a warning for type names
29662 with [*] declarators and mark them as variable size.
29663 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29664 for sizeof applied to [*] type names.
29666 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29669 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29671 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29673 * gcc.c (process_command): Update copyright notice dates.
29674 * gcov.c (print_version): Likewise.
29675 * gcov-dump.c (print_version): Likewise.
29676 * mips-tfile.c (main): Likewise.
29677 * mips-tdump.c (main): Likewise.
29679 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29682 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29683 for composite type involving a zero-length array type.
29685 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29688 * function.c (match_asm_constraints_1): Skip over
29689 initial optional % in the constraint.
29691 PR inline-asm/39059
29692 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29693 supported, don't accept FIXED_CSTs.
29694 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29695 and _Sat is used without _Fract/_Accum. Set specs->type to
29696 integer_type_node for cts_fract/cts_accum if fixed point is not
29699 2009-02-02 Catherine Moore <clm@codesourcery.com>
29701 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29703 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29705 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29706 (ABI_HAS_64BIT_SYMBOLS): Use it.
29707 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29709 2009-02-02 Paul Brook <paul@codesourcery.com>
29711 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29713 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29715 PR inline-asm/39058
29716 * recog.h (asm_operand_ok): Add constraints argument.
29717 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29718 recurse on matching constraint.
29719 (check_asm_operands): Pass constraints as 3rd argument to
29720 asm_operand_ok. Don't look up matching constraint here.
29721 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29724 2009-02-02 Ben Elliston <bje@au.ibm.com>
29726 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29727 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29729 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29731 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29732 information. Remove some obsolete information. Reorganize.
29734 * config/pa/fptr.c: Revert license to GPL 2.
29735 * config/pa/milli64.S: Likewise.
29737 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29740 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29741 LIBRARY name in, instead of hard-coding it.
29742 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29743 extra target make frag to tmake_files according to EH model.
29744 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29745 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29746 frags that define makefile variable EH_MODEL appropriately.
29747 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29748 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29749 to "-sjlj" according to type of EH configured.
29750 (LIBGCC_SONAME): Concatenate it to shared library base name.
29751 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29752 to "_sjlj" according to type of EH configured.
29753 (LIBGCC_SONAME): Concatenate it to shared library base name.
29754 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29755 (SHLIB_LINK): Add missing semicolon to if-else construct.
29756 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29757 string value of "pe_dll" command-line option.
29758 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29759 (SHLIB_SONAME): Use it when overriding t-cygming default.
29760 (SHLIB_IMPLIB): Override t-cygming default.
29761 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29762 string value of "pe_dll" command-line option.
29764 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29767 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29768 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29770 2009-01-31 Richard Guenther <rguenther@suse.de>
29772 PR tree-optimization/38937
29773 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29774 computing the transitive closure.
29776 2009-01-30 Richard Guenther <rguenther@suse.de>
29778 PR tree-optimization/39041
29779 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29780 Propagate variable indices only if the types match for this stmt.
29782 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29785 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29786 inline but never defined.
29788 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29790 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29791 (*insv_h_di_reg_extimm): New insn.
29792 (*insv_l<mode>_reg_extimm): New insn.
29794 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29796 * config/picochip/picochip.c (flag_conserve_stack): set
29797 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29798 fconserve-stack. Reduce call-overhead used by inliner.
29800 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29803 * common.opt (flag_conserve_stack): Initialised to zero.
29805 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29808 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29809 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29812 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29814 * ira-color.c (allocno_reload_assign): Update comments.
29815 * regmove.c (regmove_optimize): Likewise.
29819 2009-01-29 Robert Millan <rmh@aybabtu.com>
29821 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29822 * config/i386/kopensolaris-gnu.h: New file. Undefine
29823 `MD_UNWIND_SUPPORT'.
29824 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29826 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29828 PR tree-optimization/39007
29829 * tree-loop-distribution.c (generate_builtin): Use
29830 recompute_dominator to compute the immediate dominator of the
29831 basic block just after the loop.
29833 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29835 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29836 (ASM_OUTPUT_DWARF_PCREL): Define.
29838 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29840 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29841 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29842 global. Modify entries about regmove and IRA.
29844 * ra-conflict.c: Remove the file.
29846 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29848 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29849 (pass_regclass_init): Rename to pass_reginfo_init.
29851 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29853 * toplev.h (flag_ira): Remove.
29855 * caller-save.c (setup_save_areas): Remove flag_ira.
29857 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29859 * global.c: Remove the file.
29861 * opts.c (decode_options): Remove flag_ira.
29863 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29865 * regmove.c: Modify file description.
29866 (find_use_as_address, try_auto_increment): Define them only if
29867 AUTO_INC_DEC is defined.
29868 (replacement_quality, replace_in_call_usage, fixup_match_1,
29869 stable_and_no_regs_but_for_p): Remove.
29870 (reg_set_in_bb): Make it static.
29871 (regmove_optimize): Remove flag_ira and code which worked for
29874 * local-alloc.c: Remove the file.
29876 * common.opt (fira): Remove.
29878 * ira.c: Include except.h.
29879 (eliminable_regset): Move from global.c.
29880 (mark_elimination): Ditto. Remove flag_ira.
29881 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29882 equiv_mem_modified, validate_equiv_mem_from_store,
29883 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29884 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29885 no_equiv, recorded_label_ref): Move from local-alloc.c.
29886 (update_equiv_regs): Ditto. Make it static.
29887 (print_insn_chain, print_insn_chains): Move it from global.c.
29888 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29889 (build_insn_chain): Ditto. Make it static.
29890 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29891 Rename to init_live_subregs.
29892 (gate_ira): Remove flag_ira.
29894 * regclass.c: Rename reginfo.c. Change file description.
29895 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29896 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29897 (init_reg_sets_1): Remove code for evaluation of
29898 reg_class_superclasses and losing_caller_save_reg_set.
29899 (init_regs): Remove init_reg_autoinc.
29900 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29901 ok_for_base_p_nonstrict): Remove.
29902 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29903 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29904 corresponding entries.
29905 (dump_regclass, record_operand_costs, scan_one_insn,
29906 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29907 record_address_regs, auto_inc_dec_reg_p): Remove.
29908 (gt-regclass.h): Rename to gt-reginfo.h.
29910 * rtl.h (dump_global_regs, retry_global_alloc,
29911 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29913 * Makefile.in (RA_H): Remove.
29914 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29915 Rename regclass.o to reginfo.o.
29916 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29918 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29919 (GTFILES): Rename regclass.c to reginfo.c.
29921 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29922 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29924 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29925 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29927 (finish_spills): Ditto. Remove code for !flag_ira.
29929 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29931 PR middle-end/35854
29932 * doc/invoke.texi (rtl debug options): Complete rewrite.
29933 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29935 * mode-switching.c (pass_mode_switching): Rename pass from
29936 "mode-sw" to "mode_sw".
29937 * except.c (pass_convert_to_eh_ranges): Rename pass from
29938 "eh-ranges" to "eh_ranges".
29939 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29943 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29944 Alexander Monakov <amonakov@ispras.ru>
29946 PR middle-end/38857
29947 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29949 (move_exprs_to_boundary): Change return type and pass through
29950 should_move from move_op. Relax assert. Update usage ...
29951 (schedule_expr_on_boundary): ... here. Use should_move instead of
29953 (move_op_orig_expr_found): Indicate that insn was disconnected from
29955 (code_motion_process_successors): Do not call after_merge_succs
29956 callback if original expression was not found when traversing any of
29958 (code_motion_path_driver): Change return type. Update prototype.
29959 (move_op): Update comment. Add a new parameter (should_move). Update
29960 prototype. Set *should_move based on indication provided by
29961 move_op_orig_expr_found.
29963 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29965 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29966 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29967 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29968 * config/rs6000/rs6000.c (rs6000_override_options): Default
29969 avoid-indexed-addresses on for Power6, off for everything else.
29970 (avoiding_indexed_address_p): New function.
29971 (rs6000_legitimize_address): Use it.
29972 (rs6000_legitimate_address): Likewise.
29973 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29975 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29977 PR tree-optimization/38997
29978 * tree-loop-distribution.c (generate_memset_zero): Use
29979 POINTER_PLUS_EXPR for a pointer addition.
29981 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29983 * config/s390/s390.md (bswap<mode>2): New pattern added.
29985 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29987 * config/s390/s390.md (*tls_load_31): Added type attribute.
29989 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29991 * config/s390/s390.md: Fix a few comments.
29993 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29995 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29996 (*tm<mode>_full): Fixed z10prop attribute.
29997 (*tst<mode>_extimm): Fixed z10prop attribute.
29998 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29999 (*tstqiCCT_cconly): Fixed z10prop attribute.
30000 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30001 (*movsi_larl): Fixed z10prop attribute.
30002 (*movsi_zarch): Fixed z10prop attribute.
30003 (*movsi_eas): Fixed z10prop attribute.
30004 (*movhi): Fixed z10prop attribute.
30005 (*movqi): Fixed z10prop attribute.
30006 (*movstrictqi): Fixed z10prop attribute.
30007 (*mov<mode>): Fixed z10prop attribute.
30008 (*movcc): Fixed z10prop attribute.
30009 (*sethighpartdi_64): Fixed z10prop attribute.
30010 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30011 (*negdi2_sign_cc): Fixed z10prop attribute.
30012 (*negdi2_sign): Fixed z10prop attribute.
30013 (*absdi2_sign_cc): Fixed z10prop attribute.
30014 (*absdi2_sign): Fixed z10prop attribute.
30015 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30016 (*negabsdi2_sign): Fixed z10prop attribute.
30017 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30018 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30019 (doloop_si64): Fixed z10prop attribute.
30020 (doloop_si31): Fixed z10prop attribute.
30021 (doloop_long): Fixed z10prop attribute.
30022 (indirect_jump): Fixed z10prop attribute.
30023 (nop): Fixed z10prop attribute.
30024 (main_base_64): Fixed z10prop attribute.
30025 (reload_base_64): Fixed z10prop attribute.
30027 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30029 PR rtl-optimization/38740
30030 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30032 * config/mips/mips.c (mips_reorg): Likewise.
30034 2009-01-28 Richard Guenther <rguenther@suse.de>
30036 PR tree-optimization/38926
30037 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30038 with the correct value id to a value.
30039 (do_regular_insertion): Use the value number of edoubleprime
30040 for the value number of the expr.
30043 2008-08-21 Richard Guenther <rguenther@suse.de>
30045 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30046 a PHI ask VN if it is already available.
30047 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30048 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30050 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30052 PR middle-end/38934
30053 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30054 set to varying whenever max has TREE_OVERFLOW set, similarly
30055 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30057 2009-01-28 Richard Guenther <rguenther@suse.de>
30059 PR middle-end/38908
30060 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30061 uninitialized aggregate uses in call arguments.
30063 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30065 PR tree-optimization/38984
30066 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30067 the nothing_id variable if -fno-delete-null-pointer-checks.
30069 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30072 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30073 (set_got_offset_rex64): Ditto.
30075 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30078 * doc/extend.texi: Improve local variable with asm reg.
30080 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30082 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30083 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30084 was not supplied then set warn_packed_bitfield_compat to the
30085 default value of 1.
30086 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30089 2009-01-27 Richard Guenther <rguenther@suse.de>
30091 PR tree-optimization/38503
30092 * cfgexpand.c (expand_gimple_basic_block): Ignore
30093 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30094 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30095 variables that cannot have TBAA applied.
30096 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30099 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30101 PR middle-end/38969
30102 * calls.c (initialize_argument_information): Do not wrap complex
30103 arguments in SAVE_EXPR.
30105 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30107 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30108 (INSTALL_LIBGCC): Revert typo commit.
30110 2009-01-26 Richard Guenther <rguenther@suse.de>
30112 PR tree-optimization/38745
30113 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30114 from special handling.
30116 2009-01-26 Richard Guenther <rguenther@suse.de>
30118 PR tree-optimization/38745
30119 * tree-ssa.c (execute_update_addresses_taken): Do not include
30120 variables that cannot possibly be a register in not_reg_needs.
30121 Do not clear TREE_ADDRESSABLE on vars that may not become
30123 * tree-ssa.c (update_alias_info_1): Include those in the set
30124 of addressable vars.
30126 2009-01-26 Richard Guenther <rguenther@suse.de>
30128 PR middle-end/38851
30129 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30130 * tree-ssa-dse.c: Include langhooks.h
30131 (execute_simple_dse): Remove stores with zero size.
30133 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30136 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30139 2009-01-24 Julian Brown <julian@codesourcery.com>
30141 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30142 config/arm/linux-atomic.c.
30143 * config/arm/linux-atomic.c: New.
30145 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30147 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30148 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30149 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30151 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30154 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30157 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30159 PR tree-optimization/38953
30160 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30161 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30162 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30163 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30166 2009-01-24 Paul Brook <paul@codesourcery.com>
30168 * config/arm/neon.md (neon_type): Move to arm.md.
30169 (neon_mov<VSTRUCT>): Add neon_type attribute.
30170 * config/arm/arm.md (neon_type): Move to here.
30171 (conds): Add "unconditioal" and use as default for NEON insns.
30173 2009-01-24 Ben Elliston <bje@au.ibm.com>
30175 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30176 void *' warning from -Wc++-compat.
30177 * Makefile.in (dominance.o-warn): Remove.
30179 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30181 PR tree-optimization/38932
30182 * fold-const.c (fold_unary_ignore_overflow): New.
30183 * tree.h (fold_unary_ignore_overflow): Declare.
30184 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30185 * tree-ssa-sccvn.c (visit_reference_op_load,
30186 simplify_unary_expression): Likewise.
30188 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30190 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30191 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30192 regardless of their type.
30193 * c-common.c (handle_packed_attribute): Don't ignore packed on
30195 * c.opt (Wpacked-bitfield-compat): New warning option.
30196 * stor-layout.c (place_field): Warn if offset of a field changed.
30197 * doc/extend.texi (packed): Mention the ABI change.
30198 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30199 (Warning Options): Add it to the list.
30201 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30203 * c-opts.c (c_common_post_options): Fix a typo in comments.
30205 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30207 PR middle-end/38615
30208 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30209 variables to static.
30210 * doc/invoke.texi (-fmerge-all-constants): Update description.
30212 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30215 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30216 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30218 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30220 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30222 (LOCAL_ALIGNMENT): Similarly.
30224 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30225 Joseph Myers <joseph@codesourcery.com>
30227 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30228 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30229 * config/arm/arm-tune.md: Regenerate.
30230 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30233 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30235 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30236 version number to five.
30238 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30241 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30242 * c-common.c (set_underlying_type): Likewise.
30243 (is_typedef_decl ): Likewise
30245 (set_underlying_type): Likewise.
30246 (is_typedef_type): Likewise.
30248 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30250 PR middle-end/38587
30251 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30254 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30257 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30258 (LIBGCC_SPEC): Don't define.
30259 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30261 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30263 PR rtl-optimization/38879
30264 * alias.c (base_alias_check): Unaligned access via AND address can
30265 alias all surrounding object types except those with sizes equal
30266 or wider than the size of unaligned access.
30268 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30271 * c-decl.c (clone_underlying_type): Move this ...
30272 * c-common.c (set_underlying_type): ... here.
30273 Also, make sure the function properly sets TYPE_STUB_DECL() on
30274 the newly created typedef variant type.
30275 (is_typedef_decl ): New entry point.
30276 * tree.h: Added a new member member_types_needing_access_check to
30277 struct tree_decl_non_common.
30278 (set_underlying_type): New entry point.
30279 (is_typedef_type): Likewise.
30281 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30283 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30284 Check whether two instructions have memory references that
30285 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30286 are helper functions for traversing.
30287 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30288 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30289 not to draw dependency edge for instructions with non-conflicting
30292 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30295 * longlong.h: Update copyright years. Use soft-fp license notice.
30296 Sync __clz_tab declaration with glibc.
30298 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30301 * doc/extend.texi (syscall_linkage): New.
30302 (version_id): Modify.
30304 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30305 Richard Guenther <rguenther@suse.de>
30307 PR tree-optimization/38747
30308 PR tree-optimization/38748
30309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30310 conversion if the base address is an indirect reference and the
30311 aliasing sets could cause issues.
30313 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30315 * common.opt (fgraphite, fgraphite-identity): Add comment for
30316 explaining why these options are not documented.
30318 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30320 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30321 gimple_call_lhs is NULL.
30323 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30326 * emit-rtl.c (adjust_address_1): Make sure memref is never
30329 2009-01-20 Ben Elliston <bje@au.ibm.com>
30331 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30332 const qualifier from arg parameter. Remove unnecessary cast to char *.
30333 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30334 const qualifier from arg 2.
30336 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30338 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30340 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30343 * rtl.h (reinit_regs): New prototype.
30344 * regclass.c: Include ira.h.
30345 (reinit_regs): New.
30346 * Makefile.in (regclass.o): Add ira.h.
30347 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30349 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30352 * c-common.c (handle_aligned_attribute): Use
30353 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30354 default alignment value.
30356 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30358 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30359 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30361 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30362 __BIGGEST_ALIGNMENT__.
30364 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30366 2009-01-18 Richard Guenther <rguenther@suse.de>
30368 PR tree-optimization/38819
30369 * tree-flow.h (operation_could_trap_helper_p): Declare.
30370 * tree-eh.c (operation_could_trap_helper_p): Export.
30371 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30372 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30373 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30374 are about to insert a possibly trapping instruction and fail
30377 2009-01-18 Andreas Schwab <schwab@suse.de>
30379 * doc/install.texi (Configuration): Remove obsolete paragraph
30380 about use of --with-gnu-ld with --with-gnu-as.
30382 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30384 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30385 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30386 Follow spelling conventions.
30388 2009-01-18 Ben Elliston <bje@au.ibm.com>
30390 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30391 C++ warning about implicit conversion from void * to struct
30393 (bitmap_obstack_free): Likewise for bitmap_element *.
30394 * Makefile.in (bitmap.o-warn): Remove.
30396 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30398 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30400 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30401 Tobias Grosser <tobi.grosser@amd.com>
30403 * graphite.c (graphite_trans_scop_block): Do not block single
30406 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30408 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30409 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30410 test with assertion.
30412 2009-01-16 Richard Guenther <rguenther@suse.de>
30414 PR tree-optimization/38835
30415 PR middle-end/36227
30416 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30417 and INT + PTR -> (INT)(PTR p+ INT) folding.
30418 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30420 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30423 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30424 the subreg from a lowpart subreg if it is also casting the value.
30426 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30427 Tobias Grosser <tobi.grosser@amd.com>
30429 * graphite.c (compare_prefix_loops): New.
30430 (build_scop_canonical_schedules): Rewritten.
30431 (graphite_transform_loops): Move build_scop_canonical_schedules
30432 after build_scop_iteration_domain.
30434 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30435 Tobias Grosser <tobi.grosser@amd.com>
30437 * graphite.c (add_conditions_to_domain): Add the loops to
30438 the dimension of the iteration domain. Do copy the domain
30439 only when it exists.
30440 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30441 (add_conditions_to_constraints): New.
30442 (can_generate_code_stmt, can_generate_code): Removed.
30443 (gloog): Do not call can_generate_code.
30444 (graphite_transform_loops): Call add_conditions_to_constraints
30445 after building the iteration domain.
30447 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30449 PR tree-optimization/38789
30450 * tree-ssa-threadedge.c
30451 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30452 __builtin_constant_p.
30454 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30456 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30457 examined before deleting them.
30459 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30461 * function.c (aggregate_value_p): Correctly extract the function
30462 type from CALL_EXPR_FN lookup.
30464 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30466 * config/picochip/picochip.c (picochip_override_options): Revert
30467 CFI asm flag disable commited previously.
30469 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30470 Tobias Grosser <tobi.grosser@amd.com>
30471 Jan Sjodin <jan.sjodin@amd.com>
30473 * graphite.c (scan_tree_for_params): On substractions negate
30474 all the coefficients of the term.
30475 (clast_to_gcc_expression_red): New. Handle reduction expressions
30476 of more than two operands.
30477 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30478 (get_vdef_before_scop): Handle also the case of default definitions.
30480 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30482 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30483 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30484 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30486 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30487 Joey Ye <joey.ye@intel.com>
30489 PR middle-end/37843
30490 * cfgexpand.c (expand_stack_alignment): Don't update stack
30491 boundary nor check incoming stack boundary here.
30492 (gimple_expand_cfg): Update stack boundary and check incoming
30493 stack boundary here.
30495 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30497 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30499 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30501 PR rtl-optimization/38245
30502 * calls.c (expand_call): Add stack arguments to
30503 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30504 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30505 in regs and partially in memory or BLKmode arguments.
30506 (emit_library_call_value_1): Add stack arguments to
30507 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30508 ACCUMULATE_OUTGOING_ARGS).
30509 * dce.c: Include tm_p.h.
30510 (find_call_stack_args): New function.
30511 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30513 (mark_insn): Call find_call_stack_args for CALL_Ps.
30514 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30515 forwards. Allocate and free arg_stores bitmap if needed, pass it
30516 down to deletable_insn_p, don't mark stores set in arg_stores
30517 bitmap, clear the bitmap at the beginning of each bb.
30518 * Makefile.in (dce.o): Depend on $(TM_P_H).
30520 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30523 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30524 to make sure the insn is a conditional test (bug 22599). Reformat a
30527 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30529 PR middle-end/38431
30530 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30531 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30532 (gloog): Do not call cleanup_tree_cfg.
30533 (graphite_transform_loops): Call cleanup_tree_cfg after all
30534 scops have been code generated.
30536 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30537 * doc/gty.texi (Invoking the garbage collector): Added new node
30538 and section documenting ggc_collect.
30540 2009-01-14 Richard Guenther <rguenther@suse.de>
30542 PR tree-optimization/38826
30543 PR middle-end/38477
30544 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30545 initialization notes only if we actually emitted a warning.
30546 (intra_create_variable_infos): Add constraints for a result decl
30547 that is passed by hidden reference.
30548 (build_pred_graph): Mark all related variables non-direct on
30551 2009-01-14 Nick Clifton <nickc@redhat.com>
30553 * ira-conflicts.c: Include addresses.h for the definition of
30555 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30556 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30558 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30561 * Makefile.in (ira-lives.o): Add except.h.
30563 * ira-lives.c: Include except.h.
30564 (process_bb_node_lives): Process can_throw_internal.
30566 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30568 PR rtl-optimization/38774
30569 * combine.c (simplify_set): When undoing cc_use change, don't do
30570 PUT_CODE on the newly created comparison, but instead put back the
30573 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30575 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30576 values. Remove duplicate arm8 entry.
30578 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30580 PR tree-optimization/38786
30581 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30582 the SSA_NAME case of expand_scalar_variables_expr.
30583 Set the type of an expression to the type of its assign statement.
30584 (expand_scalar_variables_expr): Also gather the scalar computation
30585 used to index the memory access. Do not pass loop_p.
30586 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30587 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30588 the gimple_stmt_iterator where it inserts new code.
30589 Do not pass loop_p.
30590 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30591 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30593 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30595 * graphite.h (debug_value): Removed.
30596 * graphite.c (debug_value): Removed.
30598 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30600 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30601 ldrd/strd with two 32-bit instructions.
30603 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30605 * config/arm/arm.c (struct processors): Pass for speed down into
30606 cost helper functions.
30607 (const_ok_for_op): Handle COMPARE and inequality nodes.
30608 (arm_rtx_costs_1): Rewrite.
30609 (arm_size_rtx_costs): Update prototype.
30610 (arm_rtx_costs): Pass speed down to helper functions.
30611 (arm_slowmul_rtx_costs): Rework cost calculations.
30612 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30613 (arm_9e_rtx_costs): Likewise.
30615 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30617 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30618 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30619 (alpha_legitimize_address): Do not split local symbols wider than
30620 UNITS_PER_WORD into HIGH/LO_SUM parts.
30622 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30625 * gcc.c (process_command): Replace call to execvp with calls
30626 to pex_one and exit.
30628 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30631 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30632 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30633 variant for devices with 3-byte PC.
30634 (__tablejump_elpm__): New.
30636 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30639 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30640 offsetof member-designator, handle it as `[0].'.
30642 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30644 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30645 function when not using named sections on targets with named sections
30646 if branch distance is less than 262132.
30648 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30650 * combine.c (combine_instructions): Recompute
30651 optimize_this_for_speed_p for each BB in the main combine loop.
30653 2009-01-12 Tomas Bily <tbily@suse.cz>
30656 * tree-loop-distribution.c (prop_phis): New function.
30657 (generate_builtin): Call prop_phis.
30659 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30661 PR tree-optimization/38807
30662 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30663 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30665 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30667 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30668 subreg of op0 to the original op0.
30670 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30672 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30674 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30677 * mips-tfile.c (parse_def): Fix parsing of def strings
30678 starting with digits.
30680 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30683 * config/arm/arm.c (arm_is_long_call_p): Don't call
30684 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30686 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30688 * regrename.c (regrename_optimize): Fix dumping.
30689 (find_oldest_value_reg): Preserve REG_POINTER.
30690 (copy_hardreg_forward_1): Likewise.
30692 2009-01-09 Diego Novillo <dnovillo@google.com>
30694 * gimple.h (struct gimple_statement_base) <uid>: Document
30695 the restrictions on its use.
30696 (gimple_uid): Tidy.
30697 (gimple_set_uid): Tidy.
30699 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30701 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30702 zero guard even if align_bytes != 0 and count is smaller than
30705 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30707 PR rtl-optimization/38495
30708 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30709 (add_range_and_copies_from_move_list): Print all added ranges.
30710 Add ranges to memory optimized destination.
30712 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30716 * config/i386/i386.c (override_options): Reject
30717 -mstringop-strategy=rep_8byte with -m32.
30718 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30719 to 1. Do count comparison against epilogue_size_needed at compile
30720 time even when count_exp was constant forced into register. For
30721 size_needed don't jump to epilogue, instead just avoid aligning
30722 and invoke the body algorithm. If need_zero_guard, add zero guard
30723 even if count is non-zero, but smaller than size_needed + number of
30724 bytes that could be stored for alignment.
30725 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30726 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30727 but smaller than size_needed + number of bytes that could be stored
30728 for alignment. Compare size_needed with epilogue_size_needed instead
30729 of desired_align - align, don't adjust size_needed, pass
30730 epilogue_size_needed to the epilogue expanders.
30733 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30735 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30737 * pa.c (last_address): Change to unsigned.
30738 (update_total_code_bytes): Change argument to unsigned. Don't
30739 check if insn addresses are set.
30740 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30741 addresses are not set.
30742 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30744 2009-01-09 Nick Clifton <nickc@redhat.com>
30746 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30747 DECL_DECLARED_INLINE_P.
30749 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30751 PR middle-end/38347
30752 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30753 GET_MODE (op0) in operand_subword_force calls.
30755 PR middle-end/38771
30756 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30757 fold_convert arg0 operands to TREE_TYPE (op0) first.
30759 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30761 * params.def (ira-max-conflict-table-size): Decrease default value
30764 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30766 PR tree-optimization/37031
30767 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30769 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30770 allocate it using gc instead of heap, use VEC_quick_push instead of
30772 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30773 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30774 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30775 allocated vector from heap allocated.
30776 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30777 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30778 vector only after perfect_loop_nest_depth call.
30780 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30781 Jan Sjodin <jan.sjodin@amd.com>
30783 PR tree-optimization/38559
30784 * graphite.c (debug_value, copy_constraint,
30785 swap_constraint_variables, scale_constraint_variable, ): New.
30786 (get_lower_bound, get_upper_bound): Removed.
30787 (graphite_trans_bb_strip_mine): Clean up this code that works
30788 only for constant number of iterations. Fully copy upper and
30789 lower bound constraints, not only the constant part of them.
30790 * graphite.h (debug_value): Declared.
30792 2009-01-08 Ira Rosen <irar@il.ibm.com>
30794 PR tree-optimization/37194
30795 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30796 Don't add the cost of cost model guard in prologue to scalar
30797 outside cost in case of known number of iterations.
30799 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30800 Alan Modra <amodra@bigpond.net.au>
30802 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30803 non-word-aligned REG+CONST addressing.
30805 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30808 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30809 free_after_compilation when outputting a thunk.
30810 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30811 Do not call free_after_compilation here.
30813 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30815 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30816 (ix86_valid_target_attribute_inner_p): Ditto.
30818 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30820 PR tree-optimization/38492
30821 PR tree-optimization/38498
30822 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30823 * tree-chrec.h (scev_is_linear_expression): Declared.
30824 * graphite.c (graphite_cannot_represent_loop_niter): New.
30825 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30826 (graphite_loop_normal_form): Use gcc_assert.
30827 (scan_tree_for_params): Use CASE_CONVERT.
30828 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30829 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30830 Use gcc_assert. Discard scops that contain unhandled cases.
30831 (build_scop_conditions): Return a boolean status for unhandled cases.
30832 (strip_mine_profitable_p): Print the loop number, not its depth.
30833 (is_interchange_valid): Pass the depth of the loop nest, don't
30834 recompute it wrongly.
30835 (graphite_trans_bb_block): Same.
30836 (graphite_trans_bb_block): Print tentative of loop blocking.
30837 (graphite_trans_scop_block): Do not print that the loop has been
30839 (graphite_transform_loops): Do not handle scops that contain condition
30842 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30844 AVX Programming Reference (December, 2008)
30845 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30846 (_mm256_stream_pd): Likewise.
30847 (_mm256_stream_ps): Likewise.
30849 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30850 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30851 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30852 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30853 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30854 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30855 (ix86_expand_special_args_builtin): Likewise.
30857 * config/i386/sse.md (AVXMODEDI): New.
30858 (avx_movnt<mode>): Likewise.
30859 (avx_movnt<mode>): Likewise.
30860 (<sse>_movnt<mode>): Remove AVX support.
30861 (sse2_movntv2di): Likewise.
30863 2009-01-07 Richard Guenther <rguenther@suse.de>
30865 PR middle-end/38751
30866 * fold-const.c (extract_muldiv): Remove obsolete comment.
30867 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30868 to PLUS_EXPR canonicalization for the canonicalization.
30870 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30872 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30873 hosted cross-compilers generating less efficient code.
30875 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30877 * function.h (rtl_data): Add a dbr_scheduled_p field.
30878 * reorg.c (dbr_schedule): Set it.
30879 (gate_handle_delay_slots): Check it.
30880 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30881 (mips_reorg): Check flag_delayed_branch instead of
30882 mips_base_delayed_branch.
30883 (mips_override_options): Don't set mips_base_delayed_branch
30884 or flag_delayed_branch.
30886 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30888 PR rtl-optimization/38426.
30889 * ira.c (ira): Set current_function_is_leaf earlier.
30891 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30893 PR rtl-optimization/38722
30894 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30895 too early, only set a flag and modify after last possible
30898 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30901 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30902 * real.c (decimal_single_format): Correct values of emin and emax.
30903 (decimal_double_format): Ditto.
30904 (decimal_quad_format): Ditto.
30905 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30906 computation of DECnn_MIN and DECnn_MAX for corrected values of
30907 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30908 __DECnn_MIN__, and adjust its computation for the corrected value
30911 2009-01-06 Jan Hubicka <jh@suse.cz>
30914 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30916 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30918 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30919 Add Robert Clark to the list of testers.
30921 2009-01-06 Jan Hubicka <jh@suse.cz>
30922 Kai Tietz <kai.tietz@onevision.com>
30924 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30925 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30927 2009-01-06 Jan Hubicka <jh@suse.cz>
30928 Kai Tietz <kai.tietz@onevision.com>
30930 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30932 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30933 (ix86_nsaved_regs): Count only general purpose regs.
30934 (ix86_nsaved_sseregs): New.
30935 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30936 to 16 for w64; compute padding and size of sse reg save area.
30937 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30938 general purpose regs.
30939 (ix86_emit_save_sse_regs_using_mov): New.
30940 (ix86_expand_prologue): Save SSE regs if needed.
30941 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30942 (ix86_emit_restore_sse_regs_using_mov): New.
30943 (ix86_expand_epilogue): Save SSE regs if needed.
30945 2009-01-06 Jan Hubicka <jh@suse.cz>
30946 Kai Tietz <kai.tietz@onevision.com>
30948 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30949 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30950 functions when accumulate outgoing args is off.
30952 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30955 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30956 before using pseudos_have_intersected_live_ranges_p.
30958 * ira-int.h (ira_assert): Always define.
30960 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30962 AVX Programming Reference (December, 2008)
30963 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30964 (_mm256_permute2_pd): Likewise.
30965 (_mm_permute2_ps): Likewise.
30966 (_mm256_permute2_ps): Likewise.
30967 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30968 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30970 * config/i386/i386.c (ix86_builtins): Remove
30971 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30972 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30973 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30974 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30975 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30976 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30977 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30978 __builtin_ia32_vpermil2ps256.
30979 (ix86_init_mmx_sse_builtins): Updated.
30980 (ix86_expand_args_builtin): Likewise.
30982 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30984 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30985 long absolute calls when generating PA 2.0 code.
30987 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30989 PR rtl-optimization/38583
30990 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30992 * params.def (ira-max-conflict-table-size): New.
30994 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30996 * ira.h (ira_conflicts_p): New external definition.
30998 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30999 table. Report this. Return result of building.
31000 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31001 building conflict table.
31003 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31004 (ira_color): Use ira_conflicts_p.
31006 * global.c: Include ira.h.
31007 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31010 * Makefile.in (global.o): Add ira.h.
31012 * ira-build.c (mark_all_loops_for_removal,
31013 propagate_some_info_from_allocno): New.
31014 (remove_unnecessary_allocnos): Call
31015 propagate_some_info_from_allocno.
31016 (remove_low_level_allocnos): New.
31017 (remove_unnecessary_regions): Add parameter. Call
31018 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31019 parameter to remove_unnecessary_regions.
31020 (ira_build): Remove all regions but root if the conflict table was
31021 not built. Update conflict hard regs for allocnos crossing calls.
31023 * ira.c (ira_conflicts_p): New global.
31024 (ira): Define and use ira_conflicts_p.
31026 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31027 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31028 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31030 2009-01-06 Ben Elliston <bje@au.ibm.com>
31032 * gengtype-lex.l (YY_NO_INPUT): Define.
31034 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31037 * c-common.c (handle_vector_size_attribute): Also reject
31038 BOOLEAN_TYPE types.
31040 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31042 PR tree-optimization/38492
31043 * graphite.c (rename_map_elt, debug_rename_elt,
31044 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31045 rename_map_elt_info, eq_rename_map_elts,
31046 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31047 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31048 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31049 (sese_build_livein_liveouts): New.
31050 (new_sese, free_sese): New.
31051 (new_scop): Call new_sese.
31052 (free_scop): Call free_sese.
31053 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31054 (register_old_new_names): Renamed register_old_and_new_names.
31055 (register_scop_liveout_renames, add_loop_exit_phis,
31056 insert_loop_close_phis, struct igp,
31057 default_liveout_before_guard, add_guard_exit_phis,
31058 insert_guard_phis, copy_renames): New.
31059 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31060 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31061 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31062 (scop_adjust_phis_for_liveouts): New.
31063 (gloog): Call scop_adjust_phis_for_liveouts.
31065 * graphite.h (struct sese): Documented. Added fields liveout,
31066 num_ver and livein.
31067 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31068 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31069 (struct scop): Added field liveout_renames.
31070 (SCOP_LIVEOUT_RENAMES): New.
31072 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31074 PR tree-optimization/38510
31075 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31076 (translate_clast): Call recompute_all_dominators before
31078 (gloog): Call recompute_all_dominators before graphite_verify.
31080 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31081 Jan Sjodin <jan.sjodin@amd.com>
31083 PR tree-optimization/38500
31084 * graphite.c (create_sese_edges): Call fix_loop_structure after
31087 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31089 * config.gcc: Add m32r*-*-rtems*.
31090 * config/m32r/rtems.h: New file.
31092 2009-01-05 Ben Elliston <bje@au.ibm.com>
31094 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31095 (.po.pox): Likewise.
31096 (po/gcc.pot): Likewise.
31098 2009-01-04 David S. Miller <davem@davemloft.net>
31100 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31101 (STARTING_FRAME_OFFSET): Always set to zero.
31103 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31105 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31106 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31107 fixed-point types, and vectors of the same.
31109 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31111 * config/mips/sync.md (*mb_barrier): Rename to...
31112 (*memory_barrier): ...this.
31114 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31116 * doc/extend.texi (Function Attributes): Move @cindex after @item
31117 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31118 and put in alphabetical order. Fix 'target' name and put in order.
31119 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31122 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31124 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31125 (memory_barrier): Expand as unspec instead of unspec_volatile.
31126 Remove mem:BLK from insn operands. Use Pmode scratch register.
31127 (*memory_barrier): Define as unspec instead of unspec_volatile.
31128 Use (match_dup 0) as input operand.
31130 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31131 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31132 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31133 scratch register. Remove operand 1.
31134 (*stbar): Define as unspec instead of unspec_volatile.
31135 Use (match_dup 0) as input operand, remove (const_int 8).
31136 (*membar): Define as unspec instead of unspec_volatile.
31137 Use (match_dup 0) as input operand, remove input operand 2.
31139 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31140 (memory_barrier): Expand as unspec instead of unspec_volatile.
31141 Remove mem:BLK from insn operands. Use Pmode scratch register.
31142 (*memory_barrier): Define as unspec instead of unspec_volatile.
31143 Use (match_dup 0) as input operand.
31145 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31146 Remove mem:BLK from insn operands. Use Pmode scratch register.
31147 Set volatile flag on operand 0.
31148 (*memory_barrier): New insn pattern.
31150 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31152 (*memory_barrier): Use (match_dup 0) as input operand.
31154 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31155 Remove mem:BLK from insn operands. Use Pmode scratch register.
31156 Set volatile flag on operand 0.
31157 (*mb_internal): New insn pattern.
31159 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31161 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31163 PR middle-end/38586
31164 * function.c (struct temp_slot): Move to the section of the file
31165 that deals with temp slots. Remove field 'address'.
31166 (temp_slot_address_table): New hash table of address -> temp slot.
31167 (struct temp_slot_address_entry): New struct, items for the table.
31168 (temp_slot_address_compute_hash, temp_slot_address_hash,
31169 temp_slot_address_eq, insert_temp_slot_address): Support functions
31171 (find_temp_slot_from_address): Rewrite to use the new hash table.
31172 (remove_unused_temp_slot_addresses): Remove addresses of temp
31173 slots that have been made available.
31174 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31175 worker function for remove_unused_temp_slot_addresses.
31176 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31177 Add the temp slot address to the address -> temp slot map.
31178 (update_temp_slot_address): Update via insert_temp_slot_address.
31179 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31180 (pop_temp_slots): Likewise.
31181 (init_temp_slots): Allocate the address -> temp slot map, or empty
31182 the map if it is already allocated.
31183 (prepare_function_start): Initialize temp slot processing.
31185 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31187 PR middle-end/38584
31188 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31189 Calculate the size of all stack vars assuming no packing of stack
31190 vars will happen, replacing a quadratic algorithm with a linear one.
31192 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31195 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31198 2009-01-03 Diego Novillo <dnovillo@google.com>
31200 * doc/contrib.texi: Update contributions.
31202 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31205 * builtins.c (fold_builtin_memory_op): Give up if either operand
31206 is volatile. Set srctype or desttype to non-qualified version
31210 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31211 and FUNCTION_DECLs.
31213 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31215 PR rtl-optimization/35805
31216 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31217 problem if fast dce is able to remove any instructions.
31218 * dce.c (dce_process_block): Fix dump message.
31220 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31223 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31225 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31227 PR middle-end/38690
31228 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31229 * tree-pretty-print.c (op_code_prio): New function.
31230 (op_prio): No longer static. Use op_code_prio.
31231 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31232 Use op_prio and op_code_prio to determine if () should be
31233 printed around operand(s) or not.
31235 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31236 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31237 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31238 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31239 pp_character instead of pp_string for single letter printing.
31241 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31243 * doc/extend.texi: Fix '#pragma GCC option' typo.
31245 2009-01-02 Richard Guenther <rguenther@suse.de>
31247 * doc/install.texi (--enable-checking): Mention different
31248 default for stage1.
31249 (--enable-stage1-checking): Document.
31251 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31253 PR middle-end/30142
31254 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31255 case to be an error.
31257 2009-01-02 Ben Elliston <bje@au.ibm.com>
31259 * config/fp-bit.h (pack_d): Constify argument.
31260 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31261 (isnan): Constify argument.
31263 (iszero): Likewise.
31264 (pack_d): Likewise.
31265 (_fpadd_parts): Constify return type.
31266 (_fpmul_parts): Likewise.
31267 (_fpdiv_parts): Likewise.
31269 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31272 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31273 warn about overwriting initializer with side-effects or
31274 -Woverride-init if !IMPLICIT.
31275 (output_init_element): Likewise. Pass IMPLICIT down to
31277 (process_init_element): Add IMPLICIT argument. Pass it down
31278 to output_init_element.
31279 (push_init_element, pop_init_level, set_designator): Adjust
31280 process_init_element callers.
31281 (set_nonincremental_init, set_nonincremental_init_from_string):
31282 Adjust add_pending_init callers.
31283 (output_pending_init_elements): Adjust output_init_element callers.
31284 * c-tree.h (process_init_element): Adjust prototype.
31285 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31286 process_init_element callers.
31289 Copyright (C) 2009 Free Software Foundation, Inc.
31291 Copying and distribution of this file, with or without modification,
31292 are permitted in any medium without royalty provided the copyright
31293 notice and this notice are preserved.