1 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * pa.c (function_value): Use GET_MODE_BITSIZE instead of TYPE_PRECISION.
6 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
8 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
10 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
11 get_vectype_for_scalar_type succeeded.
12 (vectorizable_conversion): Likewise.
14 2007-09-14 Jan Hubicka <jh@suse.cz>
16 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
19 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
23 when operands[2] equals operands[1].
24 (remainderxf3): Ditto.
26 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
27 Nigel Stephens <nigel@mips.com>
29 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
30 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
31 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
33 (_Unwind_ForcedUnwind): Likewise.
34 (_Unwind_Resume): Likewise.
35 (_Unwind_Resume_or_Rethrow): Likewise.
36 (_Unwind_Backtrace): Likewise.
37 (_Unwind_SjLj_RaiseException): Likewise.
38 (_Unwind_SjLj_ForcedUnwind): Likewise.
39 (_Unwind_SjLj_Resume): Likewise.
40 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
41 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
43 (_Unwind_ForcedUnwind): Likewise.
44 (_Unwind_Resume): Likewise.
45 (_Unwind_Resume_or_Rethrow): Likewise.
46 (_Unwind_Backtrace): Likewise.
47 * unwind-compat.c (_Unwind_Backtrace): Likewise.
48 (_Unwind_ForcedUnwind): Likewise.
49 (_Unwind_RaiseException): Likewise.
50 (_Unwind_Resume): Likewise.
51 (_Unwind_Resume_or_Rethrow): Likewise.
53 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
54 nomips16 mode when IN_LIBGCC2 with hard float.
56 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
58 * config/mips/sdemtk.opt: Update to GPLv3.
59 * config/mips/sdemtk.h: Likewise.
61 2007-09-14 Nigel Stephens <nigel@mips.com>
63 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
64 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
65 for mipsisa32-*-linux*.
67 2007-09-14 Nigel Stephens <nigel@mips.com>
68 David Ung <davidu@mips.com>
69 Thiemo Seufer <ths@mips.com>
70 Richard Sandiford <richard@codesourcery.com>
72 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
73 * configure.ac: Add a mipssde threading type.
74 * configure: Regenerate.
75 * config/mips/sdemtk.h: New file.
76 * config/mips/t-sdemtk: Likewise.
77 * config/mips/sdemtk.opt: Likewise.
78 * gthr-mipssde.h: Likewise.
79 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
80 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
81 (MIPS_ICACHE_SYNC): New macro, split from ...
82 * config/mips/mips.md (clear_cache): ...here.
83 * config/mips/mips.c (mips_save_reg_p): Check
84 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
85 (build_mips16_function_stub): Use targetm.strip_name_encoding.
86 (build_mips16_call_stub): Likewise.
88 2007-09-14 Richard Sandiford <richard@codesourcery.com>
90 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
92 2007-09-14 Jakub Jelinek <jakub@redhat.com>
95 * config/ia64/ia64.c (find_gr_spill): Don't decrement
96 current_frame_info.n_local_regs. Don't return emitted local
98 (ia64_compute_frame_size): Improve unwind hack to put
99 RP, PFS, FP in that order by allowing some of the registers
100 been already emitted, as long as they are emitted to the
103 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
105 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
106 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
107 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
109 2007-09-13 Eric Christopher <echristo@apple.com>
110 Kenneth Zadeck <zadeck@naturalbridge.com>
112 * dse.c (find_shift_sequence): New function.
113 (replace_read): Add case to remove read if it requires shift.
114 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
116 2007-09-13 Tom Tromey <tromey@redhat.com>
118 * c-common.c (fname_as_string): Update.
119 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
120 (c_lex_one_token): Update. Add 'parser' argument.
121 (c_parser_simple_asm_expr): Update.
122 (c_parser_attributes): Update.
123 (c_parser_asm_statement): Update.
124 (c_parser_asm_operands): Update.
125 (c_parser_peek_token): Update.
126 (c_parser_peek_2nd_token): Update.
127 * c-lex.c (c_lex_string_translate): Remove.
128 (c_lex_return_raw_strings): Likewise.
129 (c_lex_with_flags): Added 'lex_flags' argument.
130 (lex_string): Added 'translate' argument.
131 * c-pragma.h (c_lex_with_flags): Update.
132 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
133 (C_LEX_STRING_NO_TRANSLATE): New define.
134 (C_LEX_RAW_STRINGS): Likewise.
136 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
139 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
140 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
141 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
142 (bfin_init_builtins): Initialize __builtin_bfin_ones,
143 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
144 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
145 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
146 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
147 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
148 (bdesc_1arg): Add __builtin_bfin_ones.
149 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
150 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
151 and __builtin_bfin_csqu_fr16.
152 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
153 (ones): New define_insn.
154 (ssaddhi3_parts): New define_insn.
155 (sssubhi3_parts): New define_insn.
156 (flag_mulhi_parts): New define_insn.
158 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
160 * common.opt (femit-class-debug-always): Turn off by default.
162 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
164 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
165 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
167 2007-09-13 James E. Wilson <wilson@specifix.com>
169 PR tree-optimization/33389
170 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
171 then set build_loads before returning.
173 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
174 David Ung <davidu@mips.com>
176 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
177 {d}addiu and a negative immediate such that it works with MIPS16
180 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
183 * configure.ac (ld_vers): Support Linux linker.
184 * configure: Regenerated.
186 2007-09-13 Richard Sandiford <richard@codesourcery.com>
187 Sandra Loosemore <sandra@codesourcery.com>
189 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
190 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
191 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
192 nomips16 into decl attributes.
193 (TARGET_INSERT_ATTRIBUTES): Override.
194 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
195 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
196 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
197 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
198 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
199 (mips_use_mips16_mode_p): Reimplement as a function that takes
200 a decl and considers only decl attributes. If the decl is nested
201 function, use its parent attributes.
202 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
203 instead of SYMBOL_REF_MIPS16_FUNC_P.
204 (mips_set_mips16_mode): Move call to sorry here from old
205 mips_use_mips16_mode_p.
206 (mflip_mips16_entry): New structure.
207 (mflip_mips16_htab): New variable.
208 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
209 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
210 (mips_merge_decl_attributes): New function.
211 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
212 Use mips_use_mips16_mode_p.
213 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
214 SYMBOL_REF_MIPS16_FUNC_P.
215 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
217 2007-09-13 Richard Sandiford <richard@codesourcery.com>
219 * c-parser.c (c_parser_struct_declaration): Check for a null return.
221 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
224 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
226 2007-09-12 Michael Meissner <michael.meissner@amd.com>
227 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
228 Tony Linthicum <tony.linthicum@amd.com>
230 * tree.h (function_args_iterator): New type to iterate over
232 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
233 function arguments providing a pointer to the argument.
234 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
235 function arguments providing the argument.
236 (function_args_iter_init): Inline function to initialize
237 function_args_iterator.
238 (function_args_iter_cond_ptr): Inline function to return the next
239 pointer to hold the argument.
240 (function_args_iter_cond): Inline function to return the next
242 (function_args_iter_cond_next): Advance the function args
244 (stdarg_p): New function, return true if variable argument
246 (prototype_p): New function, return true if function is
248 (function_args_count): New function, count the number of arguments
251 * tree.c (stdarg_p): New function, return true if variable
253 (prototype_p): New function, return true if function is
256 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
257 (TARGET_ROUND): New macro for the round/ptest instructions which
258 are shared between SSE4.1 and SSE5.
259 (OPTION_MASK_ISA_ROUND): Ditto.
260 (OPTION_ISA_ROUND): Ditto.
261 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
262 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
264 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
265 (-mfused-madd): New switch to give users control over whether the
266 compiler optimizes to use the multiply/add SSE5 instructions.
268 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
269 m_ATHLON_K8_AMDFAM10, and change all uses.
270 (enum pta_flags): Add PTA_SSE5.
271 (ix86_handle_option): Turn off 3dnow if -msse5.
272 (override_options): Add SSE5 support.
273 (print_operand): %Y prints comparison codes for SSE5 com/pcom
275 (ix86_expand_sse_movcc): Add SSE5 support.
276 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
277 vector type to the next largest size.
278 (ix86_expand_sse5_pack): New function to use pperm to pack a
279 vector type to the next smallest size.
280 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
281 (IX86_BUILTIN_FMADDSD): Ditto.
282 (IX86_BUILTIN_FMADDPS): Ditto.
283 (IX86_BUILTIN_FMADDPD): Ditto.
284 (IX86_BUILTIN_FMSUBSS): Ditto.
285 (IX86_BUILTIN_FMSUBSD): Ditto.
286 (IX86_BUILTIN_FMSUBPS): Ditto.
287 (IX86_BUILTIN_FMSUBPD): Ditto.
288 (IX86_BUILTIN_FNMADDSS): Ditto.
289 (IX86_BUILTIN_FNMADDSD): Ditto.
290 (IX86_BUILTIN_FNMADDPS): Ditto.
291 (IX86_BUILTIN_FNMADDPD): Ditto.
292 (IX86_BUILTIN_FNMSUBSS): Ditto.
293 (IX86_BUILTIN_FNMSUBSD): Ditto.
294 (IX86_BUILTIN_FNMSUBPS): Ditto.
295 (IX86_BUILTIN_FNMSUBPD): Ditto.
296 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
297 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
298 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
299 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
300 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
301 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
302 (IX86_BUILTIN_PPERM): Ditto.
303 (IX86_BUILTIN_PERMPS): Ditto.
304 (IX86_BUILTIN_PERMPD): Ditto.
305 (IX86_BUILTIN_PMACSSWW): Ditto.
306 (IX86_BUILTIN_PMACSWW): Ditto.
307 (IX86_BUILTIN_PMACSSWD): Ditto.
308 (IX86_BUILTIN_PMACSWD): Ditto.
309 (IX86_BUILTIN_PMACSSDD): Ditto.
310 (IX86_BUILTIN_PMACSDD): Ditto.
311 (IX86_BUILTIN_PMACSSDQL): Ditto.
312 (IX86_BUILTIN_PMACSSDQH): Ditto.
313 (IX86_BUILTIN_PMACSDQL): Ditto.
314 (IX86_BUILTIN_PMACSDQH): Ditto.
315 (IX86_BUILTIN_PMADCSSWD): Ditto.
316 (IX86_BUILTIN_PMADCSWD): Ditto.
317 (IX86_BUILTIN_PHADDBW): Ditto.
318 (IX86_BUILTIN_PHADDBD): Ditto.
319 (IX86_BUILTIN_PHADDBQ): Ditto.
320 (IX86_BUILTIN_PHADDWD): Ditto.
321 (IX86_BUILTIN_PHADDWQ): Ditto.
322 (IX86_BUILTIN_PHADDDQ): Ditto.
323 (IX86_BUILTIN_PHADDUBW): Ditto.
324 (IX86_BUILTIN_PHADDUBD): Ditto.
325 (IX86_BUILTIN_PHADDUBQ): Ditto.
326 (IX86_BUILTIN_PHADDUWD): Ditto.
327 (IX86_BUILTIN_PHADDUWQ): Ditto.
328 (IX86_BUILTIN_PHADDUDQ): Ditto.
329 (IX86_BUILTIN_PHSUBBW): Ditto.
330 (IX86_BUILTIN_PHSUBWD): Ditto.
331 (IX86_BUILTIN_PHSUBDQ): Ditto.
332 (IX86_BUILTIN_PROTB): Ditto.
333 (IX86_BUILTIN_PROTW): Ditto.
334 (IX86_BUILTIN_PROTD): Ditto.
335 (IX86_BUILTIN_PROTQ): Ditto.
336 (IX86_BUILTIN_PROTB_IMM): Ditto.
337 (IX86_BUILTIN_PROTW_IMM): Ditto.
338 (IX86_BUILTIN_PROTD_IMM): Ditto.
339 (IX86_BUILTIN_PROTQ_IMM): Ditto.
340 (IX86_BUILTIN_PSHLB): Ditto.
341 (IX86_BUILTIN_PSHLW): Ditto.
342 (IX86_BUILTIN_PSHLD): Ditto.
343 (IX86_BUILTIN_PSHLQ): Ditto.
344 (IX86_BUILTIN_PSHAB): Ditto.
345 (IX86_BUILTIN_PSHAW): Ditto.
346 (IX86_BUILTIN_PSHAD): Ditto.
347 (IX86_BUILTIN_PSHAQ): Ditto.
348 (IX86_BUILTIN_FRCZSS): Ditto.
349 (IX86_BUILTIN_FRCZSD): Ditto.
350 (IX86_BUILTIN_FRCZPS): Ditto.
351 (IX86_BUILTIN_FRCZPD): Ditto.
352 (IX86_BUILTIN_CVTPH2PS): Ditto.
353 (IX86_BUILTIN_CVTPS2PH): Ditto.
354 (IX86_BUILTIN_COMEQSS): Ditto.
355 (IX86_BUILTIN_COMNESS): Ditto.
356 (IX86_BUILTIN_COMLTSS): Ditto.
357 (IX86_BUILTIN_COMLESS): Ditto.
358 (IX86_BUILTIN_COMGTSS): Ditto.
359 (IX86_BUILTIN_COMGESS): Ditto.
360 (IX86_BUILTIN_COMUEQSS): Ditto.
361 (IX86_BUILTIN_COMUNESS): Ditto.
362 (IX86_BUILTIN_COMULTSS): Ditto.
363 (IX86_BUILTIN_COMULESS): Ditto.
364 (IX86_BUILTIN_COMUGTSS): Ditto.
365 (IX86_BUILTIN_COMUGESS): Ditto.
366 (IX86_BUILTIN_COMORDSS): Ditto.
367 (IX86_BUILTIN_COMUNORDSS): Ditto.
368 (IX86_BUILTIN_COMFALSESS): Ditto.
369 (IX86_BUILTIN_COMTRUESS): Ditto.
370 (IX86_BUILTIN_COMEQSD): Ditto.
371 (IX86_BUILTIN_COMNESD): Ditto.
372 (IX86_BUILTIN_COMLTSD): Ditto.
373 (IX86_BUILTIN_COMLESD): Ditto.
374 (IX86_BUILTIN_COMGTSD): Ditto.
375 (IX86_BUILTIN_COMGESD): Ditto.
376 (IX86_BUILTIN_COMUEQSD): Ditto.
377 (IX86_BUILTIN_COMUNESD): Ditto.
378 (IX86_BUILTIN_COMULTSD): Ditto.
379 (IX86_BUILTIN_COMULESD): Ditto.
380 (IX86_BUILTIN_COMUGTSD): Ditto.
381 (IX86_BUILTIN_COMUGESD): Ditto.
382 (IX86_BUILTIN_COMORDSD): Ditto.
383 (IX86_BUILTIN_COMUNORDSD): Ditto.
384 (IX86_BUILTIN_COMFALSESD): Ditto.
385 (IX86_BUILTIN_COMTRUESD): Ditto.
386 (IX86_BUILTIN_COMEQPS): Ditto.
387 (IX86_BUILTIN_COMNEPS): Ditto.
388 (IX86_BUILTIN_COMLTPS): Ditto.
389 (IX86_BUILTIN_COMLEPS): Ditto.
390 (IX86_BUILTIN_COMGTPS): Ditto.
391 (IX86_BUILTIN_COMGEPS): Ditto.
392 (IX86_BUILTIN_COMUEQPS): Ditto.
393 (IX86_BUILTIN_COMUNEPS): Ditto.
394 (IX86_BUILTIN_COMULTPS): Ditto.
395 (IX86_BUILTIN_COMULEPS): Ditto.
396 (IX86_BUILTIN_COMUGTPS): Ditto.
397 (IX86_BUILTIN_COMUGEPS): Ditto.
398 (IX86_BUILTIN_COMORDPS): Ditto.
399 (IX86_BUILTIN_COMUNORDPS): Ditto.
400 (IX86_BUILTIN_COMFALSEPS): Ditto.
401 (IX86_BUILTIN_COMTRUEPS): Ditto.
402 (IX86_BUILTIN_COMEQPD): Ditto.
403 (IX86_BUILTIN_COMNEPD): Ditto.
404 (IX86_BUILTIN_COMLTPD): Ditto.
405 (IX86_BUILTIN_COMLEPD): Ditto.
406 (IX86_BUILTIN_COMGTPD): Ditto.
407 (IX86_BUILTIN_COMGEPD): Ditto.
408 (IX86_BUILTIN_COMUEQPD): Ditto.
409 (IX86_BUILTIN_COMUNEPD): Ditto.
410 (IX86_BUILTIN_COMULTPD): Ditto.
411 (IX86_BUILTIN_COMULEPD): Ditto.
412 (IX86_BUILTIN_COMUGTPD): Ditto.
413 (IX86_BUILTIN_COMUGEPD): Ditto.
414 (IX86_BUILTIN_COMORDPD): Ditto.
415 (IX86_BUILTIN_COMUNORDPD): Ditto.
416 (IX86_BUILTIN_COMFALSEPD): Ditto.
417 (IX86_BUILTIN_COMTRUEPD): Ditto.
418 (IX86_BUILTIN_PCOMEQUB): Ditto.
419 (IX86_BUILTIN_PCOMNEUB): Ditto.
420 (IX86_BUILTIN_PCOMLTUB): Ditto.
421 (IX86_BUILTIN_PCOMLEUB): Ditto.
422 (IX86_BUILTIN_PCOMGTUB): Ditto.
423 (IX86_BUILTIN_PCOMGEUB): Ditto.
424 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
425 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
426 (IX86_BUILTIN_PCOMEQUW): Ditto.
427 (IX86_BUILTIN_PCOMNEUW): Ditto.
428 (IX86_BUILTIN_PCOMLTUW): Ditto.
429 (IX86_BUILTIN_PCOMLEUW): Ditto.
430 (IX86_BUILTIN_PCOMGTUW): Ditto.
431 (IX86_BUILTIN_PCOMGEUW): Ditto.
432 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
433 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
434 (IX86_BUILTIN_PCOMEQUD): Ditto.
435 (IX86_BUILTIN_PCOMNEUD): Ditto.
436 (IX86_BUILTIN_PCOMLTUD): Ditto.
437 (IX86_BUILTIN_PCOMLEUD): Ditto.
438 (IX86_BUILTIN_PCOMGTUD): Ditto.
439 (IX86_BUILTIN_PCOMGEUD): Ditto.
440 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
441 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
442 (IX86_BUILTIN_PCOMEQUQ): Ditto.
443 (IX86_BUILTIN_PCOMNEUQ): Ditto.
444 (IX86_BUILTIN_PCOMLTUQ): Ditto.
445 (IX86_BUILTIN_PCOMLEUQ): Ditto.
446 (IX86_BUILTIN_PCOMGTUQ): Ditto.
447 (IX86_BUILTIN_PCOMGEUQ): Ditto.
448 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
449 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
450 (IX86_BUILTIN_PCOMEQB): Ditto.
451 (IX86_BUILTIN_PCOMNEB): Ditto.
452 (IX86_BUILTIN_PCOMLTB): Ditto.
453 (IX86_BUILTIN_PCOMLEB): Ditto.
454 (IX86_BUILTIN_PCOMGTB): Ditto.
455 (IX86_BUILTIN_PCOMGEB): Ditto.
456 (IX86_BUILTIN_PCOMFALSEB): Ditto.
457 (IX86_BUILTIN_PCOMTRUEB): Ditto.
458 (IX86_BUILTIN_PCOMEQW): Ditto.
459 (IX86_BUILTIN_PCOMNEW): Ditto.
460 (IX86_BUILTIN_PCOMLTW): Ditto.
461 (IX86_BUILTIN_PCOMLEW): Ditto.
462 (IX86_BUILTIN_PCOMGTW): Ditto.
463 (IX86_BUILTIN_PCOMGEW): Ditto.
464 (IX86_BUILTIN_PCOMFALSEW): Ditto.
465 (IX86_BUILTIN_PCOMTRUEW): Ditto.
466 (IX86_BUILTIN_PCOMEQD): Ditto.
467 (IX86_BUILTIN_PCOMNED): Ditto.
468 (IX86_BUILTIN_PCOMLTD): Ditto.
469 (IX86_BUILTIN_PCOMLED): Ditto.
470 (IX86_BUILTIN_PCOMGTD): Ditto.
471 (IX86_BUILTIN_PCOMGED): Ditto.
472 (IX86_BUILTIN_PCOMFALSED): Ditto.
473 (IX86_BUILTIN_PCOMTRUED): Ditto.
474 (IX86_BUILTIN_PCOMEQQ): Ditto.
475 (IX86_BUILTIN_PCOMNEQ): Ditto.
476 (IX86_BUILTIN_PCOMLTQ): Ditto.
477 (IX86_BUILTIN_PCOMLEQ): Ditto.
478 (IX86_BUILTIN_PCOMGTQ): Ditto.
479 (IX86_BUILTIN_PCOMGEQ): Ditto.
480 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
481 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
482 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
483 OPTION_MASK_ISA_ROUND for instructions that are shared between
486 (bdesc_sse_3arg): Ditto.
487 (enum multi_arg_type): New enum for describing the various SSE5
488 intrinsic argument types.
489 (bdesc_multi_arg): New table for SSE5 intrinsics.
490 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
491 (ix86_expand_multi_arg_builtin): New function for creating SSE5
493 (ix86_expand_builtin): Add SSE5 intrinsic support.
494 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
495 operand instructions.
496 (ix86_expand_sse5_multiple_memory): New function to split the
497 second memory reference from SSE5 instructions.
498 (type_has_variadic_args_p): Delete in favor of stdarg_p.
499 (ix86_return_pops_args): Use stdarg_p to determine if the function
500 has variable arguments.
501 (ix86_setup_incoming_varargs): Ditto.
502 (x86_this_parameter): Ditto.
504 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
506 (ix86_expand_sse5_pack): Ditto.
507 (ix86_sse5_valid_op_p): Ditto.
508 (ix86_expand_sse5_multiple_memory): Ditto.
510 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
511 constant for SSE5 support.
512 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
513 (UNSPEC_SSE5_TRUEFALSE): Ditto.
514 (UNSPEC_SSE5_PERMUTE): Ditto.
515 (UNSPEC_SSE5_ASHIFT): Ditto.
516 (UNSPEC_SSE5_LSHIFT): Ditto.
517 (UNSPEC_FRCZ): Ditto.
518 (UNSPEC_CVTPH2PS): Ditto.
519 (UNSPEC_CVTPS2PH): Ditto.
520 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
522 (COM_FALSE_S): Ditto.
523 (COM_FALSE_P): Ditto.
526 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
527 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
529 (memory attribute): Ditto.
530 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
531 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
532 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
533 (floor<mode>2): Ditto.
534 (ceil<mode>2): Ditto.
535 (btrunc<mode>2): Ditto.
536 (nearbyintdf2): Ditto.
537 (nearbyintsf2): Ditto.
538 (sse_setccsf): Disable if SSE5.
539 (sse_setccdf): Ditto.
540 (sse5_setcc<mode>): New support for SSE5 conditional move.
541 (sse5_pcmov_<mode>): Ditto.
543 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
546 (ssemodesuffixf4): New mode attribute for SSE5.
547 (ssemodesuffixf2s): Ditto.
548 (ssemodesuffixf2c): Ditto.
549 (sserotatemax): Ditto.
550 (ssescalarmode): Ditto.
551 (sse_maskcmpv4sf3): Disable if SSE5.
552 (sse_maskcmpv2df3): Ditto.
553 (sse_vmmaskcmpv4sf3): Ditto.
554 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
556 (sse5_vmfmadd<mode>4): Ditto.
557 (sse5_fmsub<mode>4): Ditto.
558 (sse5_vmfmsub<mode>4): Ditto.
559 (sse5_fnmadd<mode>4): Ditto.
560 (sse5_vmfnmadd<mode>4): Ditto.
561 (sse5_fnmsub<mode>4): Ditto.
562 (sse5_vmfnmsub<mode>4): Ditto.
563 (sse5i_fmadd<mode>4): Ditto.
564 (sse5i_fmsub<mode>4): Ditto.
565 (sse5i_fnmadd<mode>4): Ditto.
566 (sse5i_fnmsub<mode>4): Ditto.
567 (sse5i_vmfmadd<mode>4): Ditto.
568 (sse5i_vmfmsub<mode>4): Ditto.
569 (sse5i_vmfnmadd<mode>4): Ditto.
570 (sse5i_vmfnmsub<mode>4): Ditto.
571 (mulv16qi3): Add SSE5 support.
573 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
574 (sse2_mulv4si3): Disable if SSE5.
575 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
576 (sse4_1_roundps): Ditto.
577 (sse4_1_roundsd): Ditto.
578 (sse4_1_roundss): Ditto.
579 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
581 (sse_maskcmpsf3): Ditto.
582 (sse_vmmaskcmpv4sf3): Ditto.
583 (sse2_maskcmpv2df3): Ditto.
584 (sse2_maskcmpdf3): Ditto.
585 (sse2_vmmaskcmpv2df3): Ditto.
586 (sse2_eq<mode>3): Ditto.
587 (sse2_gt<mode>3): Ditto.
588 (sse5_pcmov_<mode>): Add SSE5 support.
589 (vec_unpacku_hi_v16qi): Ditto.
590 (vec_unpacks_hi_v16qi): Ditto.
591 (vec_unpacku_lo_v16qi): Ditto.
592 (vec_unpacks_lo_v16qi): Ditto.
593 (vec_unpacku_hi_v8hi): Ditto.
594 (vec_unpacks_hi_v8hi): Ditto.
595 (vec_unpacku_lo_v8hi): Ditto.
596 (vec_unpacks_lo_v8hi): Ditto.
597 (vec_unpacku_hi_v4si): Ditto.
598 (vec_unpacks_hi_v4si): Ditto.
599 (vec_unpacku_lo_v4si): Ditto.
600 (vec_unpacks_lo_v4si): Ditto.
601 (sse5_pmacsww): New SSE5 intrinsic insn.
602 (sse5_pmacssww): Ditto.
603 (sse5_pmacsdd): Ditto.
604 (sse5_pmacssdd): Ditto.
605 (sse5_pmacssdql): Ditto.
606 (sse5_pmacssdqh): Ditto.
607 (sse5_pmacsdqh): Ditto.
608 (sse5_pmacsswd): Ditto.
609 (sse5_pmacswd): Ditto.
610 (sse5_pmadcsswd): Ditto.
611 (sse5_pmadcswd): Ditto.
612 (sse5_pcmov_<move>): Conditional move support on SSE5.
613 (sse5_phaddbw): New SSE5 intrinsic insn.
614 (sse5_phaddbd): Ditto.
615 (sse5_phaddbq): Ditto.
616 (sse5_phaddwd): Ditto.
617 (sse5_phaddwq): Ditto.
618 (sse5_phadddq): Ditto.
619 (sse5_phaddubw): Ditto.
620 (sse5_phaddubd): Ditto.
621 (sse5_phaddubq): Ditto.
622 (sse5_phadduwd): Ditto.
623 (sse5_phadduwq): Ditto.
624 (sse5_phaddudq): Ditto.
625 (sse5_phsubbw): Ditto.
626 (sse5_phsubwd): Ditto.
627 (sse5_phsubdq): Ditto.
629 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
630 (sse5_pperm_zero_v16qi_v8hi): Ditto.
631 (sse5_pperm_sign_v8hi_v4si): Ditto.
632 (sse5_pperm_zero_v8hi_v4si): Ditto.
633 (sse5_pperm_sign_v4si_v2di): Ditto.
634 (sse5_pperm_sign_v4si_v2di): Ditto.
635 (sse5_pperm_pack_v2di_v4si): Ditto.
636 (sse5_pperm_pack_v4si_v8hi): Ditto.
637 (sse5_pperm_pack_v8hi_v16qi): Ditto.
638 (sse5_perm<mode>): New SSE5 intrinsic insn.
639 (rotl<mode>3): Ditto.
640 (sse5_rotl<mode>3): Ditto.
641 (sse5_ashl<mode>3): Ditto.
642 (sse5_lshl<mode>3): Ditto.
643 (sse5_frcz<mode>2): Ditto.
644 (sse5s_frcz<mode>2): Ditto.
645 (sse5_cvtph2ps): Ditto.
646 (sse5_cvtps2ph): Ditto.
647 (sse5_vmmaskcmp<mode>3): Ditto.
648 (sse5_com_tf<mode>3): Ditto.
649 (sse5_maskcmp<mode>3): Ditto.
650 (sse5_maskcmp_uns<mode>3): Ditto.
651 (sse5_maskcmp_uns2<mode>3): Ditto.
652 (sse5_pcom_tf<mode>3): Ditto.
654 * config/i386/predicates.md (const_0_to_31_operand): New predicate
656 (sse5_comparison_float_operator): New predicate to match the
657 comparison operators supported by the SSE5 com instruction.
658 (ix86_comparison_int_operator): New predicate to match just the
659 signed int comparisons.
660 (ix86_comparison_uns_operator): New predicate to match just the
661 unsigned int comparisons.
663 * doc/invoke.texi (-msse5): Add documentation.
664 (-mfused-madd): Ditto.
666 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
668 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
672 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
674 * config/i386/bmmintrin.h: New file, provide common x86 compiler
675 intrinisics for SSE5.
677 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
680 * config/i386/mmintrin-common.h: New file, to contain common
681 instructions between SSE4.1 and SSE5.
683 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
684 FOREACH_FUNCTION_ARGS to iterate over the argument list.
685 (gen_regparm_prefix): Ditto.
687 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
688 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
689 prototype_p to determine if a function is prototyped.
691 2007-09-12 Janis Johnson <janis187@us.ibm.com>
693 * config/dfp-bit.c (dfp_conversion_exception): New function.
694 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
697 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
699 2007-09-12 Jakub Jelinek <jakub@redhat.com>
702 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
703 before sp restoration even when total_size is 0, but
704 frame_pointer_needed.
706 2007-09-12 Bob Wilson <bob.wilson@acm.org>
708 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
709 (xtensa_copy_incoming_a7): Use start_sequence instead of
710 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
711 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
712 of the saveregs sequence.
714 2007-09-12 Richard Sandiford <richard@codesourcery.com>
716 * c-tree.h (grokfield): Add a "tree *" argument.
717 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
718 Chain nested decl attributes to it. Don't call decl_attributes here.
719 (groktypename): Pass grokdeclarator a pointer to the attribute list.
720 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
721 (grokfield): Take a pointer to the decl's attributes and pass
722 it to grokdeclarator.
723 * c-parser.c (c_parser_struct_declaration): Update the calls to
724 grokfield. Call decl_attributes for anonymous struct and union
727 2007-09-12 Jan Hubicka <jh@suse.cz>
729 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
731 2007-09-12 Ira Rosen <irar@il.ibm.com>
733 PR tree-optimization/32377
734 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
735 between positive and negative dependence distance using DDR_REVERSED_P.
737 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
739 PR tree-optimization/33373
740 * tree-vect-analyze (vect_determine_vectorization_factor): Call
741 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
743 2007-09-12 Jan Hubicka <jh@suse.cz>
746 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
749 2007-09-12 Christian Bruel <christian.bruel@st.com>
751 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
752 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
754 2007-09-12 Ira Rosen <irar@il.ibm.com>
756 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
757 for oprnd1 if not required.
758 (vectorizable_operation): Use scalar operand in SLP in case of
759 shift with scalar argument.
761 2007-09-12 Ira Rosen <irar@il.ibm.com>
763 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
766 2007-09-11 James E. Wilson <wilson@specifix.com>
768 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
769 TARGET_UNWIND_INFO is defined.
770 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
773 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
775 * config/sh/sh.c (calc_live_regs): Use
776 current_function_saves_all_registers instead of
777 current_function_has_nonlocal_label.
778 (sh_allocate_initial_value): Likewise.
779 (sh_get_pr_initial_val): Likewise.
780 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
781 * config/sh/sh.md (load_ra): Likewise.
783 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
785 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
788 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
789 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
791 2007-09-12 Sa Liu <saliu@de.ibm.com>
793 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
794 operands to DFmode GE or LE compares.
796 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
798 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
799 REG_CLASS_NAMES): Add P0REGS.
800 (REGNO_REG_CLASS): Return it where appropriate.
801 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
802 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
803 * doc/md.texi (Blackfin family): Document 'q' constraints.
805 2007-09-11 Steve Kenton <skenton@ou.edu>
807 * pa/linux-unwind.h: Guard with inhibit_libc.
808 * pa/hpux-unwind.h: Likewise.
810 2007-09-11 David Daney <ddaney@avtrex.com>
812 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
813 * doc/install.texi: Document new --with-llsc and --without-llsc
815 * config.gcc: Handle --with-llsc and --without-llsc configure options.
816 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
817 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
819 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
820 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
821 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
822 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
823 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
824 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
825 * config/mips/mips.opt (mllsc): New option.
826 * config/mips/mips.c (mips_llsc): Define variable.
827 (mips_handle_option): Handle mllsc option.
828 (override_options): Set mips_print_operand_punct for '|' and '-'.
829 (print_operand): Add new %| and %- operand codes.
830 * config/mips/mips.h (mips_llsc_setting): New enum type.
831 (mips_llsc): Declare.
832 (OPTION_DEFAULT_SPECS): Add llsc handling.
833 (GENERATE_SYNC): New macro.
834 (GENERATE_LL_SC): New macro.
835 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
836 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
837 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
838 in %| and %- operand codes.
840 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
842 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
843 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
845 2007-09-11 Jason Merrill <jason@redhat.com>
848 * stor-layout.c (layout_decl): Do pack variable size fields.
850 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
852 * config/m68k/predicates.md (movsi_const0_operand,
853 non_symbolic_call_operand): New predicates.
855 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
857 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
858 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
859 CW, CZ, CS, Ap and Ac.
861 * config/m68k/m68k.md (UNSPEC_IB): New constant.
862 (constraints.md): New include.
863 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
864 opx_mem, opy_mem, op_mem, guess, split): New attributes.
865 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
868 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
869 attributes. Split tstsi_internal_68020_cf from it.
870 (tstsi_internal_68020_cf): New pattern.
871 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
872 (tst<mode>_cf): Specify attributea.
873 (cmpsi_cf): Name pattern. Specify attributes.
874 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
875 (pushexthisi_const): Fix to use alternatives. Specify
877 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
878 from it. Fix to use alternatives. Specify attributes.
879 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
880 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
882 (movsf_cf_soft): Specify attributes.
883 (movdf_cf_soft): Add split.
884 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
885 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
886 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
887 (truncdfsf2_68881): Name pattern. Specify attributes.
888 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
889 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
890 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
892 (addsi3_5200): Fix to use alternatives. Specify attributes.
894 (add<mode>3_cf, subdi_dishl32): Specify attributes.
895 (subsi3): Add alternative for subq.l. Specify attributes.
896 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
897 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
899 (umulhisi3): Specify attributes.
900 (mulhisisi3_z): Name pattern. Specify attributes.
901 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
902 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
903 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
904 bsetmemqi): Specify attributes.
905 (bsetmemqi_ext): Name pattern. Specify attributes.
906 (bclrmemqi): Specify attributes.
907 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
908 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
910 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
911 pattern. Specify attributes.
912 (jump): Specify attributes.
913 (tablejump_internal): Name pattern. Specify attributes.
914 (call_value): Split into non_symbolic_call_value,
915 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
916 alternatives. Specify attributes.
917 (non_symbolic_call_value, symbolic_call_value_jsr,
918 symbolic_call_value_bsr): New patterns.
919 (nop, return, unlink, indirect_jump): Specify attributes.
920 (trap): Fix condition. Specify attributes.
923 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
924 (override_options): Initialize it. Initialize m68k_sched_cpu.
925 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
926 (const_method): Make global, rename to m68k_const_method.
927 (const_int_cost, output_move_const_into_data_reg): Update.
928 (output_move_double): Parametrize to emit rtl code, rename to
930 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
931 emit_movsi): New static functions.
932 (output_move_double): New function with semantics of old
934 (m68k_emit_move_double): New function.
935 (m68k_sched_cpu): New variable.
936 (attr_op_type): New enum.
937 (sched_guess_p): New variable.
938 (sched_address_type, sched_operand_type, sched_attr_op_type):
939 New static functions.
940 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
941 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
942 (sched_branch_type): New static variable.
943 (m68k_sched_branch_type): New function.
944 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
945 (m68k_symbolic_call_var): Declare.
946 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
947 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
948 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
949 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
952 2007-09-11 Jakub Jelinek <jakub@redhat.com>
954 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
955 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
956 error if __builtin_va_arg_pack_len () wasn't optimized out during
958 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
959 with the number of inline's anonymous arguments.
960 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
962 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
964 * fold-const.c (extract_muldiv_1): Do not simplify
967 2007-09-11 Jan Hubicka <jh@suse.cz>
969 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
970 (TARGET_INTER_UNIT_CONVERSIONS): New.
971 * i386.md (floatsi expanders): Remove redundant check for SImode
972 source; offload to memory when asked for.
973 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
974 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
976 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
977 floatsidf2_mixed_memory, floatsidf2_sse_memory
978 floatdisf2_mixed_memory, floatsisf2_sse_memory,
979 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
981 2007-09-11 Jan Hubicka <jh@suse.cz>
983 * toplev.c (process_options): all frontends now do unit-at-a-time.
984 * cgraphunit.c: update comments.
985 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
986 * c-decl.c (finish_function): use cgraph_add_new_function.
987 * function.c (expand_function_end): We are always unit-at-a-time.
989 2007-09-11 Richard Sandiford <richard@codesourcery.com>
991 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
993 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
995 2007-09-11 Richard Sandiford <richard@codesourcery.com>
997 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
998 SYMBOL_FORCE_TO_MEM constants.
999 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1000 (mips16_rewrite_pool_refs_info): New structure.
1001 (mips16_rewrite_pool_constant): New function, split out from...
1002 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1003 mips16_rewrite_pool_refs_info structure rather than a pointer
1004 to a constant pool. Force force_to_mem_operands into memory.
1005 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1006 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1007 * config/mips/constraints.md (kf): New constraint.
1008 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1009 (*movsi_mips16): Likewise.
1011 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1012 Nigel Stephens <nigel@mips.com>
1013 David Ung <davidu@mips.com>
1015 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1016 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1017 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1018 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1019 (mips_zero_extend_cost): New functions.
1020 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1021 Use the new functions. Tweak many cost estimates, both here
1022 and in the new subroutines. Return false when the cost of the
1023 operands has not been calculated. Check for *clear_upper32.
1024 Check for floating-point multiply-add, reciprocal and rsqrt
1025 patterns. Handle comparison and rotation codes.
1027 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1029 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1031 * config/i386/i386.c (get_dllimport_decl): Don't strip
1034 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1037 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1038 declarations to top.
1039 (DFP_TO_BFP): Use for either XFmode or TFmode.
1040 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1042 * config/dfp-bit.h: Include float.h.
1043 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1044 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1045 which doesn't mean the same thing.
1046 (BFP_KIND): Use 4 to mean TFmode.
1047 (BFP_FMT): Specify the number of decimal digits based on the
1048 number of mantissa digits.
1049 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1050 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1051 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1052 (TFtype): Define if TFmode is supported.
1053 * doc/libgcc.texi (Decimal float library routines): Document
1054 TF conversion functions.
1056 2007-09-10 Chao-ying Fu <fu@mips.com>
1058 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1059 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1060 (mips_emit_compare): Process fixed-point modes.
1061 (mips_pad_arg_upward): Support fixed-point types.
1062 (override_options): Allow fixed-point modes in accumulators.
1063 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1064 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1065 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1066 (mips_scalar_mode_supported_p): New function to accept fixed-point
1067 modes if the width is not greater than two BITS_PER_WORD.
1068 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1069 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1070 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1071 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1072 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1074 ("IMODE"): New mode attribute.
1075 (mips-fixed.md): Include.
1076 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1078 * config/mips/mips-fixed.md: New file.
1080 2007-09-11 Ben Elliston <bje@au.ibm.com>
1082 * config/spu/spu.md: Formatting fixes.
1084 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1086 * config/dfp-bit.c (dfp_unary_func): Delete.
1087 (dfp_unary_op): Delete.
1088 (dfp_binary_op): Use decFloat functions instead of decNumber
1089 functions for binary operations.
1090 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1091 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1093 (dfp_compare_op): Use decFloat functions insteadof decNumber
1094 functions for comparisons.
1095 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1096 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1098 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1099 call to dxx_binary_op and decFloat function.
1100 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1101 calls to dxx_binary_op and decFloat function.
1102 * config/dfp-bit.h: Include decFloat header files.
1103 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1104 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1105 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1106 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1108 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1109 Jan Sjodin <jan.sjodin@amd.com>
1111 * tree-vect-analyze.c (vect_analyze_operations): Change
1112 comparison of loop iterations with threshold to less than
1113 or equal to instead of less than. Reduce
1114 min_scalar_loop_bound by one.
1115 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1116 Change prologue and epilogue iterations estimate to vf/2,
1117 when unknown at compile-time. Change versioning guard
1118 cost to taken_branch_cost. If peeling for alignment is
1119 unknown at compile-time, change peel guard costs to one
1120 taken branch and one not-taken branch per peeled loop.
1121 If peeling for alignment is known but number of scalar loop
1122 iterations is unknown at compile-time, change peel guard
1123 costs to one taken branch per peeled loop. Change the cost
1124 model equation to consider vector iterations as the loop
1125 iterations less the prologue and epilogue iterations.
1126 Change outside vector cost check to less than or equal to
1127 zero instead of equal to zero.
1128 (vect_do_peeling_for_loop_bound): Reduce
1129 min_scalar_loop_bound by one.
1130 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1131 TARG_COND_NOT_TAKEN_BRANCH_COST.
1132 * config/i386/i386.h (processor_costs): Add
1133 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1134 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1135 vec_align_load_cost, vect_unalign_load_cost,
1136 vec_store_cost, cond_taken_branch_cost,
1137 cond_not_taken_branch_cost.
1138 Define macros for x86 costs.
1139 * config/i386/i386.c:
1140 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1141 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1142 scalar_to_vec_cost, vec_align_load_cost,
1143 vect_unalign_load_cost, vec_store_cost,
1144 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1145 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1146 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1147 core2_cost, generic64_cost, generic32_cost): Set to default
1149 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1150 (x86_builtin_vectorization_cost): New.
1152 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1153 Ben Elliston <bje@au.ibm.com>
1155 * dfp.c: Include decimal128Local.h;
1156 (dfp_byte_swap): Remove.
1157 (encode_decimal32, decode_decimal32): Don't handle endianness.
1158 (encode_decimal64, decode_decimal64): Ditto.
1159 (encode_decimal128, decode_decimal128): Ditto.
1160 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1162 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1164 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1165 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1167 2007-09-10 David Daney <ddaney@avtrex.com>
1169 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1171 (memory_barrier): Rewrote as an insn that clobbers memory.
1173 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1175 * config/mips/mips.c (mips_global_pointer): Check
1176 call_really_used_regs instead of call_used_regs.
1177 (mips_save_reg_p): Likewise. Save all call-saved registers
1178 if current_function_saves_all_registers. Fix indentation.
1179 No longer treat $18 as a special case.
1180 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1182 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1184 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1185 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1186 the introductory comment.
1187 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1188 (override_options): Don't test for it.
1189 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1190 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1191 * config/mips/vr.h: As for config/mips/sde.h.
1193 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1194 Revital Eres <eres@il.ibm.com>
1196 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1197 (struct ddg): Define.
1198 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1199 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1200 * config/spu/spu.c: Include ddg.h.
1201 (TARGET_SCHED_SMS_RES_MII): Define.
1202 (spu_sms_res_mii): New function to calculate mii.
1203 * modulo-sched (res_MII): Use it.
1204 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1206 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1208 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1209 pool entries since they might hold values that must not be shared.
1211 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1214 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1215 Use 'N' operand constraint for op2.
1216 (lshr<mode>3): Ditto.
1217 (ashl<mode>3): Ditto.
1218 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1219 (vec_shr_<mode>): Ditto.
1220 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1221 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1223 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1225 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1226 Change mode macro in the last real_2expN parameter to uppercase.
1228 2007-09-10 Michael Matz <matz@suse.de>
1230 * tree-pass.h (pass_cselim): Declare new pass.
1231 * passes.c (init_optimization_passes): Link in pass_cselim.
1232 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1233 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1234 cond_store_replacement.
1235 (condstoretemp): New static variable.
1236 (cond_store_replacement): New function.
1237 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1238 tree_ssa_phiopt_worker.
1239 (struct name_to_bb): New.
1240 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1241 nt_init_block, nt_fini_block): New static functions.
1242 (seen_ssa_names, nontrap_set): New static variables.
1243 (gate_cselim, pass_cselim): Define new pass.
1244 * common.opt (ftree-cselim): New flag.
1245 * toplev.c (process_options): Set flag_tree_cselim if required.
1247 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1249 * simplify-rtx.c (simplify_relational_operation_1): For recent
1250 canonicalization, don't recurse if op1 equals both PLUS arguments.
1252 2007-09-09 David Daney <ddaney@avtrex.com>
1254 * optabs.c (expand_sync_operation): Use plus insn if minus
1256 (expand_sync_fetch_operation): Ditto.
1258 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1260 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1262 (*floatsisf2_sse_vector): Likewise.
1264 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1266 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1268 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1270 * config/i386/i386.h (ix86_tune_indices): Rename
1271 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1272 (TARGET_USE_VECTOR_CONVERTS): Updated.
1273 * config/i386/i386.c: Likewise.
1275 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1276 Nigel Stephens <nigel@mips.com>
1278 * doc/invoke.texi (Overall Options): Add .sx file extension
1279 as a synonym for .S.
1280 * cppspec.c (known_suffixes): Likewise.
1281 * gcc.c (default_compilers): Likewise.
1283 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1286 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1287 * simplify-rtx.c (simplify_relational_operation_1): Add the
1288 canonicalization from i386.h.
1289 * doc/md.texi (Canonicalization of Instructions): Document it.
1291 2007-09-09 Jan Hubicka <jh@suse.cz>
1292 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1294 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1295 (TARGET_USE_VECTOR_CONVERTS): New.
1296 * i386.md: New post-reload splitters for converting SF to DF and DF to
1298 (floatsi* expander): Special case vector conversions.
1299 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1300 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1301 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1302 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1303 Disable when doing vector converts.
1304 (floatsi<mode>2_i387): Disable when
1305 * sse.md (vec_dupv2df): Export.
1306 * i386.c (ix86_tune_features): Enable SSE conversions.
1308 2007-09-09 Richard Guenther <rguenther@suse.de>
1310 * tree-ssa-operands.c (add_virtual_operand): Only mark
1311 stores as has_volatile_ops if alias information is not available.
1313 2007-09-09 Revital Eres <eres@il.ibm.com>
1315 * doc/contrib.texi: Add myself.
1317 2007-09-09 Ira Rosen <irar@il.ibm.com>
1319 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1320 stmt_vinfo_set_outside_of_loop_cost): New functions.
1321 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1322 (vect_model_simple_cost): Call
1323 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1324 field instead of calling vect_get_cost_fields.
1325 (vect_model_store_cost, vect_model_load_cost): Likewise.
1327 2007-09-09 Revital Eres <eres@il.ibm.com>
1329 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1330 declaration to bdesc_paired_preds variable.
1331 (paired_expand_builtin): Likewise.
1333 2007-09-09 Revital Eres <eres@il.ibm.com>
1335 * dbgcnt.def (sms_sched_loop): New counter.
1336 * modulo-sched.c: Use sms_sched_loop instead of
1337 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1338 perform swing modulo scheduling on. Include dbgcnt.h.
1339 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1340 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1342 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1344 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1345 Substitute all uses with ...
1346 (MODEF): New mode iterator.
1348 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1349 from pre-regalloc define_insn_and_split splitter pattern.
1350 (*fix_trunc<mode>_i387_1): Ditto.
1351 (*fistdi2_1): Ditto.
1352 (*fist<mode>2_1): Ditto.
1353 (frndintxf2_floor): Ditto.
1354 (*fist<mode>2_floor_1): Ditto.
1355 (frndintxf2_ceil): Ditto.
1356 (*fist<mode>2_ceil_1): Ditto.
1357 (frndintxf2_trunc): Ditto.
1358 (frndintxf2_mask_pm): Ditto.
1360 (prologue): Use (const_int 0) as never generated filler insn.
1362 (sibcall_epilogue): Ditto.
1363 (eh_return_si): Ditto.
1364 (eh_return_di): Ditto.
1366 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1367 using MODEF mode iterator.
1368 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1369 using MODEF mode iterator.
1370 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1371 using MODEF mode iterator.
1372 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1373 Macroize expander using MODEF mode iterator.
1375 (zero_extendsidi2): Remove operand constraints from expander.
1376 (smuldi3_highpart): Ditto.
1377 (indirect_jump): Ditto.
1380 * config/i386/sse.md (storentv4sf): Ditto.
1381 (storentv2df): Ditto.
1382 (storentv2di): Ditto.
1384 (sse2_cvtpd2ps): Ditto.
1385 (vec_interleave_highv16qi): Ditto.
1386 (vec_interleave_lowv16qi): Ditto.
1387 (vec_interleave_highv8hi): Ditto.
1388 (vec_interleave_lowv8hi): Ditto.
1389 (vec_interleave_highv4si): Ditto.
1390 (vec_interleave_lowv4si): Ditto.
1391 (vec_interleave_highv2di): Ditto.
1392 (vec_interleave_lowv2di): Ditto.
1393 (sse2_maskmovdqu): Ditto.
1394 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1396 2007-09-09 Ira Rosen <irar@il.ibm.com>
1398 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1399 (struct _slp_tree, struct _slp_instance): Define new data structures
1400 along macros for their access.
1401 (struct _loop_vec_info): Define new fields: strided_stores,
1402 slp_instances, and slp_unrolling_factor along macros for their access.
1403 (enum slp_vect_type): New.
1404 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1406 (STMT_VINFO_STRIDED_ACCESS): New macro.
1407 (vect_free_slp_tree): Declare.
1408 (vectorizable_load): Add an argument of type slp_tree.
1409 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1410 vectorizable_assignment): Likewise.
1411 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1412 Declare (make extern).
1413 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1414 (new_loop_vec_info): Likewise.
1415 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1416 * tree-vect-analyze.c: Include recog.h.
1417 (vect_update_slp_costs_according_to_vf): New.
1418 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1419 functions. For not pure SLP stmts with strided access check that the
1420 group size is power of 2. Update the vectorization factor according to
1421 SLP. Call vect_update_slp_costs_according_to_vf.
1422 (vect_analyze_group_access): New.
1423 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1424 (vect_free_slp_tree): New functions.
1425 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1426 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1427 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1428 vect_detect_hybrid_slp): Likewise.
1429 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1430 and vect_detect_hybrid_slp.
1431 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1432 SLP costs into account.
1433 (vect_get_cost_fields): New function.
1434 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1436 (vect_model_store_cost, vect_model_load_cost): Likewise.
1437 (vect_get_constant_vectors): New function.
1438 (vect_get_slp_vect_defs, vect_get_slp_defs,
1439 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1440 vect_get_vec_defs): Likewise.
1441 (vectorizable_reduction): Don't handle SLP for now.
1442 (vectorizable_call): Don't handle SLP for now. Add argument to
1443 vect_model_simple_cost.
1444 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1445 get SLPed and vectorized defs). Fix indentation and spacing.
1446 (vectorizable_assignment): Handle SLP.
1447 (vectorizable_induction): Don't handle SLP for now.
1448 (vectorizable_operation): Likewise.
1449 (vectorizable_type_demotion): Add argument to
1450 vect_model_simple_cost.
1451 (vectorizable_type_promotion): Likewise.
1452 (vectorizable_store, vectorizable_load): Handle SLP.
1453 (vectorizable_condition): Don't handle SLP for now.
1454 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1455 no SLP transformation required for unsupported cases. Add SLP
1456 argument for supported cases.
1457 (vect_remove_stores): New function.
1458 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1459 (vect_transform_loop): Schedule SLP instances.
1460 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1462 2007-09-09 Andrew Haley <aph@redhat.com>
1464 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1467 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1469 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1470 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1471 Similar for what label_refs can go in the JUMP_TARGET field. Split
1472 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1473 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1474 REG_LABEL when replacing an operand with a LABEL_REF for a
1476 (subst_reloads): When replacing a LABEL_REG with a register,
1477 instead of generating a REG_LABEL note, assert that there already
1478 is one or that the label is a known target for the insn.
1479 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1480 note, check the JUMP_LABEL field. Remove "else" after return.
1481 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1482 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1483 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1484 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1485 insns. Iterate over all notes; don't assume there's only one.
1486 * cse.c (recorded_label_ref): Adjust comment to refer to
1488 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1489 insns, not just NONJUMP_INSN_P.
1490 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1491 isn't a jump target.
1492 * jump.c (rebuild_jump_labels): Adjust head comment.
1493 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1494 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1495 (mark_all_labels): For JUMP_P insns without a target, check if the
1496 the target is noted on the previous nonjump insn.
1497 (mark_jump_label_1): New function, guts from mark_jump_label.
1498 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1499 marking jump target labels.
1500 <case LABEL_REF>: Adjust for whether to generate a
1501 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1502 For 'E' format rtl, iterate in descending element order.
1503 (delete_related_insns): Handle both REG_LABEL_TARGET and
1504 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1505 reference count, delete and fallthrough. Move finding-next-
1506 non-deleted insn last in the function. Look at all INSN_P insns
1507 for REG_LABEL_OPERAND notes.
1508 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1510 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1511 JUMP_LABEL, output the INSN_UID of it.
1512 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1513 and/or REG_LABEL_TARGET.
1514 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1515 with jump.c copy by only adding notes for labels actually
1516 referenced in the insn.
1517 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1518 usage count increment; handle all INSN_P trial insns.
1519 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1521 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1522 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1523 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1525 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1526 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1527 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1528 on all INSN_P insns.
1529 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1530 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1531 REG_LABEL_OPERAND notes.
1532 * reload1.c (calculate_needs_all_insns): Adjust comments.
1533 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1534 * config/alpha/alpha.md (split for load of an address into a
1535 four-insn sequence on Unicos/Mk): Adjust to use
1537 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1539 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1542 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1543 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1544 FOR_BB_INSNS_SAFE instead of for loop.
1545 * cse.c (cse_extended_basic_block): Likewise.
1546 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1547 that the for loop does not invoke NEXT_INSN on a deleted insn.
1548 * function.c (instantiate_virtual_regs): Likewise.
1549 * lower-subreg.c (remove_retval_note): Likewise.
1550 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1552 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1554 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1555 insn, if it's a jump.
1556 (try_redirect_by_replacing_jump): New variable jump_p. Call
1557 tablejump_p before delete_insn_chain.
1558 * reload1.c (reload): New variable next. Make sure that the for
1559 loop does not invoke NEXT_INSN on a deleted insn.
1560 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1561 (delete_output_reload): New variable prev. Make sure the the for
1562 loops do not invoke PREV_INSN on a deleted insn.
1564 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1566 * pa/constraints.md: Remove 'X' from unused letters comment.
1568 2007-09-08 Richard Guenther <rguenther@suse.de>
1570 * tree-tailcall.c (find_tail_calls): If we don't have aliases
1571 computed check stmt_ann->references_memory instead of counting
1574 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
1576 * cse.c (fold_rtx): Use validate_unshare_change() instead of
1577 validate_change() in one more case.
1579 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
1581 PR tree-optimization/32283
1582 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
1583 estimated_loop_iterations.
1584 (determine_use_iv_cost_condition): Decrease cost of expressions
1585 used in iv elimination.
1587 2007-09-08 Richard Guenther <rguenther@suse.de>
1589 * tree-cfg.c (verify_gimple_expr): Avoid building new
1590 pointer types, use TYPE_POINTER_TO if available instead.
1592 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
1595 PR rtl-optimization/26449
1596 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
1597 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
1599 (mulv16qi3): Implement as define_insn_and_split pattern instead of
1600 define_expand. Split insn in split1 pass.
1603 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
1605 PR tree-optimization/33301
1606 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
1609 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
1611 PR tree-optimization/32183
1612 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
1614 * tree-ssa-reassoc.c: Include cfgloop.h.
1615 (is_reassociable_op): Add a loop argument and return true only
1617 (linearize_expr): Updated.
1618 (should_break_up_subtract): Likewise.
1619 (linearize_expr_tree): Likewise.
1620 (init_reassoc): Call loop_optimizer_init with
1621 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
1622 with CDI_DOMINATORS.
1623 (fini_reassoc): Call loop_optimizer_finalize.
1625 2007-09-07 Sterling Augustine <sterling@tensilica.com>
1627 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
1628 if there is no i-cache.
1630 2007-09-07 Richard Guenther <rguenther@suse.de>
1633 2007-09-06 Richard Guenther <rguenther@suse.de>
1635 PR tree-optimization/32586
1636 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1637 folding if nothing changed.
1638 (simplify_unary_expression): New function. Do tree combining
1639 on conversion like codes.
1640 (try_to_simplify): Call it.
1642 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1645 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
1646 (__gthread_active,__gthread_start, __gthread_active_init): New.
1647 * gthr-posix95.h: Likewise.
1649 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
1651 * function.h (struct function): Rename calls_unwind_init
1652 to saves_all_registers.
1653 (current_function_saves_all_registers): Renamed from
1654 current_function_calls_unwind_init.
1655 * reload1.c (reload): Set current_function_saves_all_registers.
1656 * except.c (expand_builtin_unwind_init): Likewise.
1657 * config/m68k/m68k.c (m68k_save_reg): Use
1658 current_function_saves_all_registers to save pic register.
1660 2007-09-07 Janis Johnson <janis187@us.ibm.com>
1662 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
1663 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
1665 Reapply reverted changes:
1667 2007-09-06 Jan Hubicka <jh@suse.cz>
1669 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1672 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1674 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1675 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1677 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1679 * optabs.c (expand_float): Convert unsigned integer as signed only
1680 if it provides sufficient accuracy; add mode argument to real_2expN.
1681 (expand_fix): Fix comment typos; extend binary float into mode
1682 wider than destination for converion to unsigned integer; add mode
1683 argument to real_2expN.
1684 * real.c (real_2expN): Add mode argument to special-case decimal
1686 * real.h (real_2expN): Ditto.
1687 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1689 (fixed_from_string): Ditto.
1690 (fixed_to_decimal): Ditto.
1691 (fixed_convert_from_real): Ditto.
1692 (real_convert_from_fixed): Ditto.
1693 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1694 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1695 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1696 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1698 2007-09-07 Diego Novillo <dnovillo@google.com>
1700 * tree-flow.h (const_block_stmt_iterator): Remove.
1701 Update all users to use block_stmt_iterator.
1702 * tree-iterator.h (const_tree_stmt_iterator): Remove.
1703 Update all users to use tree_stmt_iterator.
1705 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
1707 * config/mips/mips.c (mips_set_current_function): Temporarily
1708 make this a no-op to fix bootstrap errors, pending rewrite.
1710 2007-09-07 Jan Hubicka <jh@suse.cz>
1712 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
1715 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
1717 PR tree-optimization/33299
1718 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
1719 uses for all relevant loop-exit phis, not just the first.
1721 2007-09-07 Richard Guenther <rguenther@suse.de>
1724 * tree-ssa-operands.c (access_can_touch_variable): An access
1725 of the form (*p)[0] can touch a variable of same size.
1727 2007-09-07 Jan Hubicka <jh@suse.cz>
1729 * passes.c (init_optimization_passes): Add simple dce and addressable
1731 * tree-ssa.c (execute_update_addresses_taken): New function.
1732 (pass_update_address_taken): New.
1733 * tree-ssa-dse.c (execute_simple_dse): New function.
1734 (pass_simple_dse): New.
1735 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
1737 2007-09-07 Tobias Burnus <burnus@net-b.de>
1740 * doc/invoke.texi: Fix -Wstrict-overflow= table.
1742 2007-09-07 Richard Guenther <rguenther@suse.de>
1745 2007-09-06 Richard Guenther <rguenther@suse.de>
1747 PR tree-optimization/32586
1748 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1749 folding if nothing changed.
1750 (simplify_unary_expression): New function. Do tree combining
1751 on conversion like codes.
1752 (try_to_simplify): Call it.
1754 2007-09-07 Richard Guenther <rguenther@suse.de>
1755 Uros Bizjak <ubizjak@gmail.com>
1757 PR tree-optimization/32821
1758 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
1759 NULL in the call to set_bb_stmt_list.
1761 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1763 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
1764 float calls here, rather than leaving some to the caller.
1765 Use call_internal_direct and call_value_internal_direct.
1766 * config/mips/mips.md (call_internal_direct): New pattern.
1767 (call_value_internal_direct): Likewise.
1769 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1771 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
1772 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
1774 (override_options): Set mips_base_move_loop_invariants.
1776 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1778 * config/mips/mips.opt (mcode-readable=): Move to keep list
1781 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1783 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
1784 and -mgpopt options. Adjust the -G documentation to match.
1785 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
1786 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
1787 function, split out from mips_classify_symbol. Return false for
1788 !TARGET_LOCAL_SDATA.
1789 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
1790 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
1791 (override_options): Check whether the -mgpopt setting is consistent
1792 with the other flags.
1793 (symbolic_expression_p): Delete.
1794 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
1795 and default_elf_select_rtx_section.
1796 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
1797 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
1798 external data and TARGET_EXTERN_SDATA.
1800 2007-09-07 Tobias Burnus <burnus@net-b.de>
1803 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
1805 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1807 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1808 FOR_BB_INSNS_SAFE instead of for loop.
1809 * cse.c (cse_extended_basic_block): Likewise.
1810 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1811 that the for loop does not invoke NEXT_INSN on a deleted insn.
1812 * function.c (instantiate_virtual_regs): Likewise.
1813 * lower-subreg.c (remove_retval_note): Likewise.
1814 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1816 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1818 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1819 insn, if it's a jump.
1820 (try_redirect_by_replacing_jump): New variable jump_p. Call
1821 tablejump_p before delete_insn_chain.
1822 * reload1.c (reload): New variable next. Make sure that the for
1823 loop does not invoke NEXT_INSN on a deleted insn.
1824 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1825 (delete_output_reload): New variable prev. Make sure the the for
1826 loops do not invoke PREV_INSN on a deleted insn.
1828 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
1830 * cgraphbuild.c (rebuild_cgraph_edges): Export.
1831 * cgraph.h (rebuild_cgraph_edges): Declare.
1832 * tree-pass.h (pass_expand_omp_ssa): New.
1833 * omp-low.c (find_omp_clause): Export.
1834 (copy_var_decl): Split from omp_copy_decl_2.
1835 (build_omp_barrier): Return the call to emit instead of emitting
1837 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
1839 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
1840 expand_omp_for_generic, expand_omp_for_static_nochunk,
1841 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1842 Adapted to work on SSA form.
1843 (execute_expand_omp): Do not invalidate dominance information.
1844 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
1845 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
1846 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
1848 (force_gimple_operand): Allow gimplifying code expressions without
1850 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
1851 * common.opt (fopenmp-ssa): New.
1852 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
1853 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
1854 * tree-cfg.c: Include tree-inline.h.
1855 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
1856 (replace_by_duplicate_decl, replace_ssa_name,
1857 mark_virtual_ops_in_region): New functions.
1858 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
1859 to work on SSA form.
1860 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
1861 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
1864 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1866 * tree-loop-linear.c: Include obstack.h.
1867 (linear_transform_loops): New obstack lambda_obstack.
1868 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
1869 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
1870 and free afterwards.
1871 * lambda.h (struct obstack): New forward declaration.
1872 (lambda_linear_expression_new): New parameter of type struct
1874 (lambda_loopnest_new): Likewise.
1875 (lambda_loopnest_transform): Likewise.
1876 (lambda_body_vector_new): Likewise.
1877 (lambda_body_vector_compute_new): Likewise.
1878 (gcc_loopnest_to_lambda_loopnest): Likewise.
1879 (lambda_loopnest_to_gcc_loopnest): Likewise.
1880 * lambda-code.c: Include obstack.h.
1881 (lambda_lattice_new): New parameter lambda_obstack. Use it for
1883 (lambda_body_vector_new): Likewise.
1884 (lambda_linear_expression_new): Likewise.
1885 (lambda_lattice_new): Likewise.
1886 (lambda_loopnest_new): Likewise. Additionally use obstack to
1887 allocate LN_LOOPS(ret).
1888 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
1889 it to lambda_lattice_new.
1890 (lambda_body_vector_compute_new): New parameter lambda_obstack.
1891 Pass it to lambda_body_vector_new.
1892 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
1893 it to lambda_lattice_new.
1894 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
1895 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
1896 (lambda_compute_target_space): Likewise.
1897 (lambda_compute_auxillary_space): New parameter lambda_obstack.
1898 Pass it to lambda_lattice_compute_base and
1899 compute_nest_using_fourieer_motzkin.
1900 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
1901 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
1902 and lambda_lattice_compute_target_space.
1903 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
1904 Pass it to lambda_linear_expression_new.
1905 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
1906 to gcc_tree_to_linear_expression.
1907 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
1908 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
1909 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
1910 Pass it to lambda_body_vector_new and
1911 lambda_body_vector_compute_new.
1912 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
1913 (lambda-code.o): Likewise.
1915 2007-09-06 Chao-ying Fu <fu@mips.com>
1917 * ginclude/stdfix.h: New file.
1918 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
1919 (convert.o): Add dependence on fixed-value.h.
1920 * c-convert.c (convert): Support FIXED_POINT_TYPE.
1921 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
1922 to define fixed-point constants.
1923 (c_cpp_builtins): Define fixed-point constants.
1924 * convert.c (fixed-value.h): New include.
1925 (convert_to_real): Update comment to include fixed-point.
1926 Support FIXED_POINT_TYPE.
1927 (convert_to_integer): Update comment to include fixed-point.
1928 Support FIXED_POINT_TYPE.
1929 (convert_to_complex): Support FIXED_POINT_TYPE.
1930 (convert_to_fixed): New function.
1931 * convert.h (convert_to_fixed): Declare.
1932 * genopinit.c: Add comment about $Q for only fixed-point modes.
1933 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
1934 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
1935 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
1936 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
1937 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
1938 usneg_optab for fixed-point modes.
1939 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
1941 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
1942 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
1943 unsigned saturation optabs, when type is saturating.
1944 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
1945 (expand_fixed_convert): New function.
1946 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
1947 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
1948 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
1949 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
1950 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
1951 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
1953 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
1954 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
1955 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
1956 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
1957 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
1959 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
1960 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
1961 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
1962 fractuns, satfractuns.
1963 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
1964 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
1965 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
1966 OTI_ssmsub_widen, OTI_usmsub_widen.
1967 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1968 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1969 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
1970 umsub_widen_optab, usmsub_widen_optab): Define.
1971 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
1973 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
1975 (expand_fixed_convert): Declare.
1976 * expr.c (convert_move): Support the move of fixed-point modes.
1977 (emit_move_insn_1): Handle fixed-point mode to move via integer.
1978 (categorize_ctor_elements_1): Handle FIXED_CST.
1979 (count_type_elements): Handle FIXED_POINT_TYPE.
1980 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
1981 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1983 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
1984 multiply and add/subtract for fixed-point types.
1985 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
1986 mode, we jump to binop directly.
1987 Support FIXED_CONVERT_EXPR.
1988 (do_store_flag): Check FIXED_CST to put a constant second.
1989 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
1990 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1991 (const_vector_from_tree): Support FIXED_CST.
1992 * doc/extend.texi (Fixed-Point): New node.
1993 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
1994 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
1995 satfract, fractuns, satfractuns): Document them.
1997 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1999 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2000 addresses into I registers.
2002 2007-09-06 Jan Hubicka <jh@suse.cz>
2003 Andreas Tobler <a.tobler@schweiz.org>
2005 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2007 (machopic_legitimize_pic_address): Likewise.
2009 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2010 Jan Hubicka <jh@suse.cz>
2012 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2013 instead of ufloat_optab->handlers directly.
2014 (floatdidf2): Likewise.
2016 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2018 * config/mips/mips.c: Include diagnostic.h.
2019 (mips_set_current_function): Check errorcount and sorrycount
2020 before generating RTL.
2022 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2025 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2026 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2027 (print_operand_reloc): Likewise.
2029 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2033 2007-09-06 Jan Hubicka <jh@suse.cz>
2035 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2038 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2040 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2041 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2043 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2045 * optabs.c (expand_float): Convert unsigned integer as signed only
2046 if it provides sufficient accuracy; add mode argument to real_2expN.
2047 (expand_fix): Fix comment typos; extend binary float into mode
2048 wider than destination for converion to unsigned integer; add mode
2049 argument to real_2expN.
2050 * real.c (real_2expN): Add mode argument to special-case decimal
2052 * real.h (real_2expN): Ditto.
2053 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2055 (fixed_from_string): Ditto.
2056 (fixed_to_decimal): Ditto.
2057 (fixed_convert_from_real): Ditto.
2058 (real_convert_from_fixed): Ditto.
2059 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2060 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2061 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2062 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2064 2007-09-06 Tom Tromey <tromey@redhat.com>
2066 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2067 * c-pch.c (c_common_read_pch): Restore current location after
2069 * tree.c (expand_location): Update.
2070 (expr_filename): Changed return type. Unified the two cases.
2071 (expr_lineno): Likewise.
2072 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2074 * toplev.c (line_table): Changed type.
2075 (general_init): Update.
2076 (realloc_for_line_map): New function.
2077 (general_init): Allocate line_table using GC.
2078 * fix-header.c (line_table): Changed type.
2079 (read_scan_file): Update.
2080 (read_scan_file): Update.
2081 * c-ppoutput.c (maybe_print_line): Update.
2082 (print_line): Update.
2083 (cb_line_change): Update.
2084 (cb_define): Update.
2085 (pp_file_change): Update.
2086 * c-opts.c (c_common_init_options): Update.
2087 (finish_options): Update.
2088 (push_command_line_include): Update.
2089 * c-lex.c (cb_line_change): Update.
2090 (cb_def_pragma): Update.
2091 (cb_define): Update.
2093 (c_lex_with_flags): Use cpp_get_token_with_location.
2094 * input.h (line_table): Changed type.
2095 (location_from_locus): New macro.
2096 * tree.h (EXPR_FILENAME): No longer an lvalue.
2097 (EXPR_LINENO): Likewise.
2098 (expr_locus, set_expr_locus): Declare separately for
2099 USE_MAPPED_LOCATION.
2100 (expr_filename, expr_lineno): Changed return type.
2101 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2102 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2103 (expand_gimple_basic_block): Likewise.
2104 * final.c (final_scan_insn): Use expanded_location.
2106 2007-09-06 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/32586
2109 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2110 folding if nothing changed.
2111 (simplify_unary_expression): New function. Do tree combining
2112 on conversion like codes.
2113 (try_to_simplify): Call it.
2114 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2115 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2117 2007-09-06 Jan Hubicka <jh@suse.cz>
2120 * cse.c (fold_rtx): Avoid invalid sharing.
2122 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2124 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2125 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2127 2007-09-06 Revital Eres <eres@il.ibm.com>
2129 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2130 Fix offsettable memory reference for 750CL.
2132 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2134 * reload.c (find_reloads_address_1): Try to preserve original
2135 base/index regclass of operands.
2136 * regrename.c (scan_rtx_address): Likewise.
2137 (replace_oldest_value_addr): Likewise.
2139 2007-09-06 Richard Guenther <rguenther@suse.de>
2141 PR tree-optimization/33302
2142 * domwalk.c (walk_dominator_tree): The exit block is
2143 interesting even if it is not reachable.
2145 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2148 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2150 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2152 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2155 2007-09-05 Ian Lance Taylor <iant@google.com>
2157 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2159 (dump_generic_node): Likewise.
2160 * print-rtl.c (print_decl_name): Likewise.
2161 * print-tree.c (print_node_brief): Likewise.
2162 (print_node): Likewise.
2163 * Makefile.in (RTL_BASE_H): Add alias.h.
2166 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2168 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2170 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2171 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2173 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2175 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2176 (tm_defines): Define UCLIBC_DEFAULT to 1.
2177 (extra_options): Add linux.opt.
2178 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2179 (CRT_CALL_STATIC_FUNCTION): Likewise.
2180 (NO_IMPLICIT_EXTERN_C): Likewise.
2181 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2182 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2183 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2184 (ENDFILE_SPEC): Don't define.
2185 (LIB_SPEC): Likewise.
2186 (CRT_CALL_STATIC_FUNCTION): Likewise.
2187 (NO_IMPLICIT_EXTERN_C): Likewise.
2188 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2189 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2191 2007-09-06 Jan Hubicka <jh@suse.cz>
2193 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2196 2007-09-06 Jan Hubicka <jh@suse.cz>
2198 * opts.c (common_handle_option): Enable inlining functions for
2201 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2203 * builtin-attrs.def (ATTR_NONNULL_3): New.
2204 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2205 ATTR_NOTHROW_NONNULL_##FA.
2206 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2207 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2208 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2209 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2210 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2211 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2212 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2214 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2215 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2216 ATTR_FORMAT_NOTHROW_3_4): Remove.
2217 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2218 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2219 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2220 instead of ATTR_FORMAT_*_*.
2222 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2224 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2225 parts re-used for REG_FRAME_RELATED_EXPR.
2227 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2229 * optabs.c (expand_float): Convert unsigned integer as signed only
2230 if it provides sufficient accuracy; add mode argument to real_2expN.
2231 (expand_fix): Fix comment typos; extend binary float into mode
2232 wider than destination for converion to unsigned integer; add mode
2233 argument to real_2expN.
2234 * real.c (real_2expN): Add mode argument to special-case decimal
2236 * real.h (real_2expN): Ditto.
2237 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2239 (fixed_from_string): Ditto.
2240 (fixed_to_decimal): Ditto.
2241 (fixed_convert_from_real): Ditto.
2242 (real_convert_from_fixed): Ditto.
2243 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2244 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2245 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2246 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2248 2007-09-05 Ian Lance Taylor <iant@google.com>
2250 * init-regs.c (initialize_uninitialized_regs): Call
2251 emit_insn_before rather than add_insn_before.
2253 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2255 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2256 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2257 * tree-inline.h (copy_body_data): Add call_expr field.
2258 * tree-inline.c (expand_call_inline): Initialize call_expr.
2259 (copy_bb): Append anonymous inline fn arguments to arguments
2260 when inlining a CALL_EXPR_VA_ARG_PACK call.
2261 * builtins.c (expand_builtin): Issue an error if
2262 BUILT_IN_VA_ARG_PACK is seen during expand.
2263 (fold_call_expr, fold_builtin_call_array): Don't fold
2264 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2265 __builtin_va_arg_pack () call as last argument.
2266 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2267 function is __builtin_va_arg_pack (), decrease number of call
2268 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2269 * expr.c (expand_expr_real_1): Issue an error if
2270 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2271 * tree-pretty-print.c (dump_generic_node): Handle printing
2272 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2273 * doc/extend.texi (__builtin_va_arg_pack): Document.
2275 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2277 PR tree-optimization/21513
2278 * builtins.c (build_builtin_expect_predicate): New function.
2279 (fold_builtin_expect): Add argument for expected value.
2280 Distribute __builtin_expect over short-circuiting operations.
2281 Fold nested builtin_expects.
2282 (fold_builtin_2): Adjust call to fold_builtin_expect.
2284 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2287 PR tree-optimization/13756
2288 * doc/invoke.texi (Options That Control Optimization): Document
2291 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2293 * gcc/config/i386/cpuid.h: New file.
2294 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2295 (describe_cache): Shrink size and line strings to 100 bytes.
2296 (detect_caches_amd): Return "" for unsupported max_ext_level.
2297 Use __cpuid function.
2298 (detect_caches_intel): Return "" for unsupported max_level.
2299 Use __cpuid function.
2300 (host_detect_local_cpu): Change feature flag variables to
2301 unsigned int. Initialize only extended feature flag variables.
2302 Use __get_cpuid_max to determine max supported cpuid level.
2303 Use __cpuid function to determine supported features. Fix
2304 calculation of family id. Remove is_amd and check signature
2305 directly. Check for Geode signature. Handle family 4 id.
2306 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2307 cpu discovery code to lower part of the function.
2308 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2309 for sub-architecture.
2310 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2311 [PROCESSOR_K8]: Add k8-sse3 architecture.
2312 [PROCESSOR_NOCONA]: Remove.
2313 [PROCESSOR_GENERIC64]: Ditto.
2314 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2315 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2316 to check for SSE and FXSAVE support.
2317 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2318 Add -minline-all-stringops.
2319 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2320 (x86_64-*-*): Ditto.
2322 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2324 * config/bfin/linux-unwind.h: New file.
2325 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2326 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2328 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2330 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2331 * stmt.c: Include alloc-pool.h.
2332 (struct case_node): Remove GTY marker.
2333 (add_case_node): New parameter case_node_pool. Use it for
2335 (expand_case): New allocation pool case_node_pool. Initialize it,
2336 pass to add_case_node and free it.
2338 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2339 David Ung <davidu@mips.com>
2340 Nigel Stephens <nigel@mips.com>
2342 Add mips16/nomips16 function attributes and -mflip-mips16 option
2343 for testing mixed-mode compilation.
2345 * config/mips/mips.opt (mflip-mips16): New.
2347 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2348 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2350 * config/mips/mips.c (mips_base_target_flags): New.
2351 (mips_base_mips16): New.
2352 (mips_base_schedule_insns): New.
2353 (mips_base_reorder_blocks_and_partition): New.
2354 (mips_base_align_loops): New.
2355 (mips_base_align_jumps): New.
2356 (mips_base_align_functions): New.
2357 (mips16_flipper): New.
2358 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2359 (TARGET_SET_CURRENT_FUNCTION): Define.
2360 (mips_mips16_type_p, mips_nomips16_type_p): New.
2361 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2362 (mips_function_ok_for_sibcall): Make it deal with functions with
2364 (mips_init_split_addresses): New, split out from override_options.
2365 (mips_init_relocs): New, split out from override_options.
2366 (was_mips16_p): New.
2367 (mips_set_mips16_mode): New, split out from override_options.
2368 (mips_set_current_function): New.
2369 (override_options): Add sorry for unsupported mips16/pic
2370 combination. Remove error for mips16/dsp combination. Save
2371 base option settings.
2372 (mips_file_start): Move mips16 mode setting output from here....
2373 (mips_output_function_prologue): ....to here.
2374 (mips_output_mi_thunk): Check for mips16 function.
2375 (build_mips16_function_stub): Don't set .mips16 here.
2376 (build_mips16_call_stub): Likewise.
2377 (mips_expand_builtin): Error in mips16 mode.
2378 (mips_use_mips16_mode_p): New.
2379 (mips_encode_section_info): Check for mips16 function, and set
2380 SYMBOL_REF_FLAGS accordingly.
2382 * doc/extend.texi (Function Attributes): Document new
2383 mips16/nomips16 attributes.
2384 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2385 (MIPS Options): Document -mflip-mips16.
2387 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2389 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2390 if we encounter TLS address in MIPS16 mode.
2391 (mips_legitimize_const_move): Check cannot_force_const_mem for
2392 the (const (plus symbol offset)) case; this forces invalid TLS
2393 address in MIPS16 mode to be caught by the above call to sorry.
2394 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2395 because that now enables emutls, which is not ABI compatible
2396 with native TLS in non-MIPS16 mode.
2398 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2400 Add target hook invoked when cfun changes.
2402 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2403 * target.h (struct gcc_target): Add set_current_function.
2404 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2405 (TARGET_INITIALIZER): Add initializer for set_current_function.
2406 * tree.h (push_struct_function): New.
2407 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2409 (set_cfun): Declare.
2410 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2412 (push_function_context_to): Use allocate_struct_function
2413 to create null context, not init_dummy_function_start. Use set_cfun.
2414 (pop_function_context_from): Use set_cfun.
2415 (in_dummy_function): New.
2416 (invoke_set_current_function_hook): New.
2418 (push_cfun, pop_cfun): Use set_cfun.
2419 (push_struct_function): New.
2420 (allocate_struct_function): Call invoke_set_current_function_hook
2422 (prepare_function_start): Don't set cfun here. Remove unused
2423 argument; fix all callers.
2424 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2425 push_struct_function.
2426 (init_function_start): Set cfun here.
2427 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2428 * omp-low.c (create_omp_child_function): Use push_struct_function
2429 and pop_cfun to save/restore state.
2430 (expand_omp_parallel): Remove unused saved_cfun variable.
2431 * cgraphunit.c (ipa_passes): Use set_cfun.
2432 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2433 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2434 * matrix-reorg.c (transform_allocation_sites): Likewise.
2435 (matrix_reorg): Use set_cfun.
2436 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2437 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2438 assignment to cfun; use set_cfun for the other.
2439 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2440 (dump_function_to_file): Use push_cfun/pop_cfun here.
2441 * c-decl.c (finish_function): Use set_cfun.
2443 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2445 * regrename.c (rerename_optimize): Use deferred rescanning and
2446 insert explicit calls to rescan insns when changed.
2448 2007-09-05 Jan Hubicka <jh@suse.cz>
2450 * optabs.c (libfunc_entry): Change optab to integer.
2451 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2452 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2453 of pointers for hashing.
2455 2007-09-05 Jan Hubicka <jh@suse.cz>
2457 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2459 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2460 * see.c (pass_see): Likewise.
2461 * tracer.c (pass_tracer): Likewise.
2462 * postreload-gcse.c (pass_gcse2): Likewise.
2463 * postreload.c (pass_postreload_cse): Likewise.
2464 * mode-switching.c (pass_mode_switching): Likewise.
2465 * modulo-sched.c (pass_sms): Likewise.
2466 * cse.c (cse_insn): Likewise.
2467 * web.c (pass_web): Likweise.
2468 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2469 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2470 * loop-init.c (pass_rtl_loop_init): Likewise.
2471 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2472 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2473 * global.c (pass_global_alloc): Likewise.
2474 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2475 pass_if_after_reload): Likewise.
2476 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2477 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2478 * regmove.c (pass_regmove): Likewise.
2479 * function.c (pass_thread_prologugues_epilogues): Likewise.
2480 * gcse.c (pass_gcse): Likewise.
2481 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2482 * lower-subreg.c (pass_lower_subreg2): Likewise.
2483 * bt-load.c (pass_branch_target_load): Likewise.
2484 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2485 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2486 * combine.c (pass_combine): Likewise.
2487 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2488 (pass_partition_blocks): Likewise.
2489 * var-tracking.c (pass_variable_track): Likewise.
2490 * reg-stack.c (pass_stack_regs_run): Likewise.
2491 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2492 * passes.c (pass_postreload): Likewise.
2493 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2494 * tree-pass.h (TODO_verify_rtl_sharing): New.
2495 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2496 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2497 TODO_set_props, TODO_df_finish, TODO_df_verify,
2498 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2500 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2502 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2503 fold_real_zero_addition_p, reorder_operands_p,
2504 div_if_zero_remainder, fold_undefer_overflow_warnings,
2505 int_binop_types_match_p, fold_convert_const_int_from_int,
2506 fold_convert_const_int_from_real,
2507 fold_convert_const_int_from_fixed,
2508 fold_convert_const_real_from_real,
2509 fold_convert_const_real_from_fixed,
2510 fold_convert_const_fixed_from_fixed,
2511 fold_convert_const_fixed_from_int,
2512 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2513 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2514 debug_fold_checksum, multiple_of_p): Constify.
2515 * tree-flow-inline.h (get_lineno): Likewise.
2516 * tree-flow.h (get_lineno): Likewise.
2517 * tree-object-size.c (compute_object_offset, addr_object_size,
2518 alloc_object_size, pass_through_call): Likewise.
2519 * tree-pretty-print.c (op_symbol, print_call_name,
2520 print_struct_decl, do_niy): Likewise.
2521 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2522 debug_fold_checksum): Likewise.
2524 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2527 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2528 note, remove the associated REG_RETVAL note.
2530 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2532 * config.gcc (powerpc*-*-*): Install
2533 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2534 * config/rs6000/spu2vmx.h: New header.
2535 * config/rs6000/si2vmx.h: New header.
2536 * config/rs6000/vec_types.h: New header.
2538 2007-09-05 Ben Elliston <bje@au.ibm.com>
2540 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2542 2007-09-05 Ben Elliston <bje@au.ibm.com>
2544 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2546 (__stdcx): Make asm volatile.
2547 (__stwcx, __stdcx): Return only 0 or 1.
2549 2007-09-05 Jan Hubicka <jh@suse.cz>
2553 2007-09-04 Jan Hubicka <jh@suse.cz>
2554 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2556 2007-09-04 Richard Guenther <rguenther@suse.de>
2557 * tree-ssa-operands.c (add_virtual_operand): Only mark
2558 stores as has_volatile_ops if alias information is not available.
2560 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2562 * config/rs6000/tramp.asm: Include config.h.
2563 Check __PIC__ or __pic__ macro instead of SHARED.
2565 PR rtl-optimization/32300
2566 * see.c (see_copy_insn): New function.
2567 (see_def_extension_not_merged, see_merge_one_use_extension,
2568 see_merge_one_def_extension): Use it. Avoid changing
2569 PREV_INSN/NEXT_INSN chains directly, insted emit insns
2570 into sequences. Call df_insn_delete on temporary insns
2571 that won't be emitted into the insn stream.
2572 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
2573 and run df_process_deferred_rescans () before run_fast_dce.
2575 PR tree-optimization/33017
2576 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
2577 recurse for pure or const function calls.
2579 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2581 * c-format.c: Include alloc-pool.h.
2582 (check_format_info_main): New argument fwt_alloc. Use allocation
2583 pool instead of GC. Remove GC deallocation code.
2584 (check_format_arg): Create allocation pool, pass it to
2585 check_format_info_main and free it afterwards.
2586 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
2588 2007-09-05 Ben Elliston <bje@au.ibm.com>
2590 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
2591 Rename count macro arugment for clarity.
2592 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
2593 (__protected_stream_set): Likewise, pass 0.
2595 2007-09-04 Jan Hubicka <jh@suse.cz>
2597 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2599 2007-09-04 Jan Hubicka <jh@suse.cz>
2601 * invoke.texi (-finline-small-functions): Document.
2602 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
2603 when deciding what is inlinable.
2604 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
2605 (cgraph_decide_inlining_of_small_function): Handle new flags.
2606 (cgraph_decide_inlining_incrementally): Likewise.
2607 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
2608 * common.opt (finline-small-functions): New.
2609 * Makefile.in (build/gengtype.o-warn): Work around PR29478
2611 2007-09-04 Richard Guenther <rguenther@suse.de>
2613 * tree-ssa-operands.c (add_virtual_operand): Only mark
2614 stores as has_volatile_ops if alias information is not available.
2616 2007-09-04 Andrew Haley <aph@redhat.com>
2618 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
2620 2007-09-04 Andrew Haley <aph@redhat.com>
2622 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
2623 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
2624 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
2626 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
2629 * common.opt: Mention ABI version 2 in comment.
2631 2007-09-04 Jan Hubicka <jh@suse.cz>
2633 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
2634 (libfunc_entry): New structure.
2635 (libfunc_hash): New hashtable.
2636 (hash_libfunc): New function.
2637 (eq_libfunc): New function.
2638 (convert_optab_libfunc): New function.
2639 (optab_libfunc): New function.
2640 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
2641 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
2642 expand_float, expand_fix, new_optab, new_convert_optab):
2643 Update for new libfunc API.
2644 (init_libfunc, init_integral_libfuncs,
2645 init_floating_libfuncs, init_interclass_conv_libfuncs
2646 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
2647 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
2648 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2649 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
2650 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
2651 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
2652 gen_extend_conv_libfunc): New.
2653 (init_one_libfunc): Revamp for hashtables.
2654 (set_conv_libfunc): Likewise.
2655 (init_optabs): Initialize hashtable; use lazy initialization where
2657 * optabs.h (optab_handlers): Move out of GGC.
2658 (optab, convert_optab): Move out of GGC; add lazy gen info.
2659 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
2660 (optab_libfunc, convert_optab_libfunc): New.
2661 * builtins.c (expand_builtin_powi): Update for new API.
2662 * expr.c (convert_move): Likewise.
2663 * expmed.c (expand_divmod): Likewise.
2665 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2667 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
2668 GOT pointer only if there is a constant pool. Use the allocated space
2671 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2673 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
2676 2007-09-04 Revital Eres <eres@il.ibm.com>
2677 Richard Guenther <rguenther@suse.de>
2678 R. Clint Whaley <whaley@cs.utsa.edu>
2680 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
2682 * tree-tailcall.c (process_assignment): Use -fassociative-math
2683 when reodering operands of floating-point type.
2684 * fold-const.c (fold_comparison, fold_binary): Use
2685 -fassociative-math and -freciprocal-math instead of
2686 -funsafe-math-optimization flag.
2687 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
2688 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
2689 -freciprocal-math instead of -funsafe-math-optimizations.
2690 * opts.c (set_fast_math_flags): Set -freciprocal-math and
2691 -fassociative-math when -ffast-math is set.
2692 (set_unsafe_math_optimizations_flags): New Function
2693 to set -freciprocal-math and -fassociative-math when
2694 -funsafe-math-optimizations is set.
2695 (common_handle_option): Call it.
2696 * tree-vectorizer.c (vect_is_simple_reduction): Use
2697 -fassociative-math when doing reduction on floats.
2698 * loop-unroll.c (analyze_insn_to_expand_var): Use
2699 -fassociative-math when expanding an accumulator of type float.
2700 * simplify-rtx.c (simplify_binary_operation_1): Use
2701 -fassociative-math and -freciprocal-math when reordeing operands
2702 of floating-point type.
2703 * combine.c (combine_simplify_rtx): Likewise.
2704 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
2706 * common.opt (-fassociative-math, -freciprocal-math): New flags.
2708 2007-09-04 Paolo Carlini <pcarlini@suse.de>
2711 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
2713 2007-09-04 Jan Hubicka <jh@suse.cz>
2715 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
2717 2007-09-04 Jan Hubicka <jh@suse.cz>
2719 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
2720 and corresponding MATCH_DUP.
2722 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
2725 * combine.c (subst): Do not try to simplify X if it represents load
2726 of FP constant from the constant pool via float extension.
2728 2007-09-04 Ben Elliston <bje@au.ibm.com>
2730 * c-opts.c: Include "tm_p.h".
2731 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
2733 2007-09-04 Richard Guenther <rguenther@suse.de>
2735 PR tree-optimization/33291
2736 * tree-pretty-print.c (dump_generic_node): Dump all
2737 qualifiers for pointer types, not only first. Dump
2738 qualifiers for aggregate types as well.
2739 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
2740 use the canonical type for building ARRAY_REFs.
2741 * gimplify.c (canonicalize_addr_expr): Clean up. The
2742 correct validness check is compatibility of the pointer
2743 types. Always use the canonical type for building
2744 ARRAY_REFs and ADDR_EXPRs.
2745 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
2746 change that disabled propagation of ADDR_EXPRs into statements
2749 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2751 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
2752 (umulsi3_highpart): Make into expanders; existing insns are
2753 now named *[insn]_nov6. Add stars to existing [insn]_v6
2754 counterparts' names.
2756 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
2758 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
2759 (unprotoize.o): Remove SHLIB_MULTILIB.
2761 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
2763 * doc/extend.texi: Document progmem attribute for AVR.
2765 2007-09-03 Anatoly Sokolov <aesok@post.ru>
2768 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
2770 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2772 * optabs.c (expand_ffs): Initialize val and defined_at_zero
2775 * optabs.c: Remove unnecessary forward declarations.
2776 (expand_unop_direct): New, broken out of expand_unop.
2777 (expand_doubleword_clz): New.
2778 (expand_ctz): Move above expand_ffs. Use
2779 start_sequence, end_sequence, add_equal_note, and
2780 expand_unop_direct. Add more commentary.
2781 (expand_ffs): Try both ctz optab and expand_ctz.
2782 Generate a test and branch if the hardware doesn't give us
2783 a useful value for input zero. Style improvements similar to
2786 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
2788 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2790 * config.gcc: Delete stanza for arm-semi-aof and
2791 armel-semi-aof targets.
2792 * config/arm/arm-protos.h
2794 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
2795 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
2796 delete aof_pic_label and remove mention of AOF in comments.
2797 * config/arm/arm.md: Delete patterns used only for AOF assembly.
2799 * config/arm/semiaof.h
2800 * config/arm/t-semi: Delete file.
2802 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2804 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
2805 CONST_CAST_BB): New macros for type-specific casts.
2806 (CONST_CAST): Add a TYPE parameter and define it in terms of
2809 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
2810 * c-lex.c (cb_ident, lex_string): Likewise,
2811 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
2812 * config/i386/i386.c (ix86_function_regparm,
2813 ix86_function_sseregparm): Use CONST_CAST_TREE.
2814 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
2816 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2817 give_switch, set_multilib_dir): Likewise,
2818 * gengtype-parse.c (string_seq, typedef_name): Likewise,
2819 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
2820 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
2821 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
2822 * prefix.c (update_path): Likewise,
2823 * pretty-print.c (pp_base_destroy_prefix): Likewise,
2824 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
2825 * tree-cfg.c (tree_can_merge_blocks_p,
2826 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
2827 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
2828 * tree.c (build_string): Supply a TYPE for CONST_CAST.
2829 (attribute_list_contained): Use CONST_CAST_TREE.
2831 2007-09-03 Krister Walfridsson <cato@df.lth.se>
2833 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
2835 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2838 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
2839 before forcing them into a register.
2841 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2843 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
2844 rather than define_code_macro.
2846 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2848 * gcc.c (xputenv): New function.
2849 (putenv_from_prefixes): Use xputenv instead of putenv.
2850 (process_command): Use xputenv instead of putenv.
2851 (set_collect_gcc_options): Use xputenv instead of putenv.
2852 (main): Use xputenv instead of putenv.
2854 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2856 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
2857 availability of swap instruction.
2858 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
2860 2007-09-03 Revital Eres <eres@il.ibm.com>
2862 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
2865 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
2866 Ayal Zaks <zaks@il.ibm.com>
2867 Revital Eres <eres@il.ibm.com>
2869 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
2870 compute_split_row): New functions.
2871 (ps_unschedule_node): Remove.
2872 (normalize_sched_times): Iterate over the already scheduled
2873 insns instead of the number of nodes.
2874 (MAX_SPLIT_NUM): New definition.
2875 (sms_schedule_by_order): Change the scheduling heuristic to
2876 avoid useless increases of initiation interval ii.
2877 (get_sched_window): Add dump printouts.
2879 2007-09-02 David Daney <ddaney@avtrex.com>
2881 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
2882 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
2883 (optab, insn): Add more attributes.
2884 (fetchop_bit): New code macro.
2885 (immediate_insn): New code macro attribute.
2886 (sync): Change condition to ISA_HAS_SYNC.
2887 (rdhwr): Change predicate for operand 0 to register_operand.
2888 (memory_barrier): New expand.
2889 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2890 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2891 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2892 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2893 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
2894 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
2895 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2896 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2897 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
2899 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2900 Hans-Peter Nilsson <hp@axis.com>
2902 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
2903 Defined to describe availability and behavior of CLZ.
2904 * config/cris/cris.md (clzsi2): Implement using lz instruction.
2905 * config/cris/cris.opt: Tweak comment for "-metrax4".
2906 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
2907 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
2908 (count_leading_zeros): Define.
2910 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2912 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
2914 2007-09-02 Joseph Myers <joseph@codesourcery.com>
2917 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
2920 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2922 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
2923 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
2924 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
2925 sched-deps.c, sched-int.h, system.h, target.h,
2926 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
2927 tree.def: Fix comment typos.
2929 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2931 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
2932 (override_options): Turn on -mstrict-align on non-ColdFire
2934 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
2936 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2938 * c-common.c (const_strip_array_types): Delete.
2939 * c-common.h (const_strip_array_types): Likewise.
2940 * emit-rtl.c (const_next_insn, const_previous_insn,
2941 const_next_nonnote_insn, const_prev_nonnote_insn,
2942 const_next_real_insn, const_prev_real_insn,
2943 const_next_active_insn, const_prev_active_insn, const_next_label,
2944 const_prev_label): Delete.
2945 * gimple-low.c (block_may_fallthru): Use expr_last.
2946 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
2947 * rtl.h (const_previous_insn, const_next_insn,
2948 const_prev_nonnote_insn, const_next_nonnote_insn,
2949 const_prev_real_insn, const_next_real_insn,
2950 const_prev_active_insn, const_next_active_insn, const_prev_label,
2951 const_next_label): Delete.
2952 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
2953 * system.h (CONST_CAST): Update comment.
2954 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
2955 (const_first_stmt, const_last_stmt): Delete.
2956 (tree_block_ends_with_condjump_p): Use last_stmt.
2957 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
2958 * tree-iterator.c (const_expr_first, const_expr_last,
2959 const_expr_only): Delete.
2960 * tree.c (const_lookup_attribute): Likewise.
2961 (attribute_list_contained): Use lookup_attribute.
2962 * tree.h (const_lookup_attribute, const_expr_first,
2963 const_expr_last, const_expr_only): Delete.
2965 2007-09-01 Richard Guenther <rguenther@suse.de>
2967 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
2968 instead of TREE_THIS_VOLATILE.
2969 * tree-ssa-operands.c (add_virtual_operand): Do not set
2970 has_volatile_ops. Do not check s_ann for NULL.
2971 (get_indirect_ref_operands): Likewise.
2972 (get_expr_operands): Likewise. For all reference trees
2973 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
2974 check base of reference for TREE_THIS_VOLATILE.
2976 2007-09-01 Richard Guenther <rguenther@suse.de>
2978 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
2979 between integral types. Also allow conversions between
2982 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2984 * optabs.c (prepare_float_lib_cmp): Use
2985 libgcc_cmp_return_mode instead of word_mode.
2986 * config/dfp-bit.h: Likewise.
2987 * config/fp-bit.h: Likewise.
2988 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
2990 (spu_libgcc_shift_count_mode): New function.
2991 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
2992 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
2994 2007-08-31 Joseph Myers <joseph@codesourcery.com>
2996 * tree-pretty-print.c: Include output.h.
2997 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
2998 HOST_WIDE_INT_PRINT_DEC.
2999 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3001 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3003 PR rtl-optimization/33224
3004 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3005 to the analysed region.
3007 2007-08-31 Richard Guenther <rguenther@suse.de>
3009 * function.c (allocate_struct_function): Do not set
3010 current_function_returns_pointer.
3011 * function.h (struct var_refs_queue): Remove.
3012 (struct simple_obstack_stack): Likewise.
3013 (struct function): Remove fixup_var_refs_queue member.
3014 Remove returns_pointer flag.
3015 (current_function_returns_pointer): Remove define.
3017 2007-08-31 Nick Clifton <nickc@redhat.com>
3019 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3020 secondary keys in order to obtain a stable sort.
3022 2007-08-31 Nick Clifton <nickc@redhat.com>
3025 * config/m32r/constraints.md: Add W constraint for integer zero.
3026 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3027 Fix length calculation by using alternatives.
3029 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3031 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3032 split out from expand_binop.
3033 (avoid_expensive_constant): New function.
3034 (expand_binop_directly): Remove commutative_op argument and
3035 (expand_binop_directly): Remove commutative_op argument and
3036 call cummutative_optab_p instead. Do not change op0 or op1
3037 when swapping xop0 and xop1. Apply avoid_expensive_constant
3038 to each argument after potential swapping. Enforce the
3039 canonical order of commutative operands.
3040 (expand_binop): Use shift_optab_p and commutative_optab_p.
3041 Update the calls to expand_binop_directly. Only force constants
3042 into registers when widening an operation. Only swap operands
3043 once a direct expansion has been rejected.
3044 (expand_twoval_binop): Only force constants into registers when
3045 using a direct expansion.
3047 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3049 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3050 (sched_analyze_insn): Don't postprocess speculative dependencies when
3051 target has no scheduling.
3052 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3053 'uninitialized' warning.
3055 2007-08-31 Richard Guenther <rguenther@suse.de>
3057 * tree.c (build_complex_type): Always set TYPE_NAME for
3060 2007-08-31 Olivier Hainque <hainque@adacore.com>
3062 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3063 internal macro. Default alignment factor for csect directives, chosen
3064 to match what BIGGEST_ALIGNMENT allows.
3065 (DATA_SECTION_ASM_OP): Use it.
3066 * config/rs6000/rs6000.c
3067 (rs6000_xcoff_output_readonly_section_asm_op):
3068 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3069 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3071 2007-08-31 Olivier Hainque <hainque@adacore.com>
3073 * dbxout.c (dbxout_block): Move declaration within the first
3074 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3075 block to include the definition, together with the associated
3078 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3079 Revital Eres <eres@il.ibm.com>
3081 * doc/invoke.texi (-mpaired): Document flag.
3082 * config.gcc: Include paired.h in powerpc extra_headers and
3083 750cl.h in powerpc-*-linux*paired*.
3084 * config/rs6000/rs6000.opt (-mpaired): New flag.
3085 * config/rs6000/rs6000.c (paired_init_builtins,
3086 paired_expand_builtin, paired_expand_lv_builtin,
3087 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3088 New functions to support the paired single builtin functions.
3089 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3090 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3092 (bdesc_paired_preds): New structure for paired predicate
3094 (rs6000_expand_builtin): Expand paired single builtins.
3095 (rs6000_init_builtins): Init paired single builtins.
3096 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3097 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3098 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3099 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3100 (rs6000_vector_mode_supported_p): Support paired vector mode.
3101 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3102 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3104 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3105 (DATA_ALIGNMENT): Likewise.
3106 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3107 (rs6000_builtins): Add PAIRED builtins.
3108 * config/rs6000/rs6000.md: Include paired.md.
3109 * config/rs6000/paired.h: New.
3110 * config/rs6000/paired.md: New.
3111 * config/rs6000/750cl.h: New.
3112 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3114 2007-08-30 Ollie Wild <aaw@google.com>
3116 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3117 * gcc.c (default_compilers): Add -fno-directives-only to
3118 @assembler-with-cpp.
3120 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3124 * regclass.c (initial_fixed_regs): Revert previous change and make
3126 (initial_call_used_regs): Likewise.
3127 (initial_call_really_used_regs): Delete, reverting previous addition.
3128 (initial_reg_names): Likewise.
3129 (init_reg_sets): Revert previous change.
3130 (saved_fixed_regs): New.
3131 (saved_call_used_regs): New.
3132 (saved_call_really_used_regs): New.
3133 (saved_reg_names): New.
3134 (save_register_info): New.
3135 (restore_register_info): New.
3136 (init_reg_sets_1): Replace reset of register info with call to
3137 restore_register_info.
3138 * rtl.h (save_register_info): Declare.
3139 * toplev.c (backend_init): Call save_register_info.
3141 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3143 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3144 from the original statement.
3146 2007-08-30 Chao-ying Fu <fu@mips.com>
3148 * c-lex.c (interpret_fixed): Declare.
3149 (interpret_float): Process _Fract and _Accum.
3150 (interpret_fixed): New function.
3151 * final.c (output_addr_const): Process CONST_FIXED.
3152 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3153 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3155 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3157 (simplify_immed_subreg): Support CONST_FIXED.
3158 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3159 (simplify_subreg): Support CONST_FIXED.
3161 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3163 * config/rs6000/ppu_intrinsics.h: New file.
3164 * config.gcc (powerpc*-*-* <extra_headers>): Install
3167 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3169 * cfg.c (dump_flow_info): Change to also print entry and exit
3171 * print-rtl.c (print_rtl_single): Allow to print rtl with
3174 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3176 * df-core.h (df_dump_region): New function.
3177 * df.h (df_dump_region): New function.
3178 * loop-invariant.c (find_defs): Add call to df_dump_region.
3179 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3182 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3185 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3186 true if any of the compare_section_name calls returned true,
3187 rather than if any returned false.
3189 2007-08-30 Richard Guenther <rguenther@suse.de>
3191 PR tree-optimization/33199
3192 * tree-ssa-structalias.c (handle_lhs_call): New function.
3193 (find_func_aliases): In non-IPA mode make sure that for
3194 calls that return a pointer we add a constraint for the
3195 result to point to anything.
3197 2007-08-30 Richard Guenther <rguenther@suse.de>
3199 * doc/invoke.texi (-mveclibabi): Document new target option.
3200 * config/i386/i386.opt (-mveclibabi): New target option.
3201 * config/i386/i386.c (ix86_veclib_handler): Handler for
3202 vectorization library support.
3203 (override_options): Handle the -mveclibabi option, initialize
3204 the vectorization library handler.
3205 (ix86_builtin_vectorized_function): As fallback call the
3206 vectorization library handler, if set.
3207 (ix86_veclibabi_acml): New static function for ACML ABI style
3208 vectorization support.
3210 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3212 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3213 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3214 SImode and update m. Don't run gen_lowpart_common on arbitrary
3215 memory address, force it to register first.
3218 * dce.c (dce_process_block): Don't delete setters of
3219 artificially used registers.
3221 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3223 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3224 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3225 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3227 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3229 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3231 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3232 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3234 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3236 * system.h: Activate -Wcast-qual as warning-only.
3238 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3241 * config/rs6000/rs6000.c (compare_section_name): New function.
3242 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3245 2007-08-29 Olivier Hainque <hainque@adacore.com>
3247 * xcoffout.c: #include debug.h.
3248 * Makefile.in (xcoffout.o): Add debug.h dependency.
3250 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3252 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3253 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3255 2007-08-29 Richard Guenther <rguenther@suse.de>
3257 * tree-pretty-print.c (dump_generic_node): Print
3258 label DECL_UID as D.%u.
3259 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3261 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3263 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3264 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3266 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3269 * tree.c (build_type_attribute_qual_variant): Set canonical types
3270 on the final, unqualified attribute variant before building the
3273 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3275 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3276 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3278 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3281 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3282 * config/bfin/bfin.md (composev2hi): Put operands into vector
3285 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3287 * config/bfin/bfin.md (composev2hi): Put operands into vector
3290 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3292 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3293 attribute when appropriate.
3294 (bfin_handle_l1_text_attribute): New.
3295 (bfin_handle_l1_data_attribute): New.
3296 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3297 l1_data_A and l1_data_B.
3298 * doc/extend.texi (node Function Attributes): Document l1_text
3300 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3301 l1_data_A and l1_data_B variable attributes.
3303 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3305 * config/bfin/bfin.opt (minline-plt): Add.
3306 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3307 call to global functions.
3308 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3309 (Blackfin Options): Document -minline-plt.
3311 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3313 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3314 given a non-function.
3315 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3317 2007-08-28 DJ Delorie <dj@redhat.com>
3319 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3321 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3323 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3325 2007-08-28 Richard Guenther <rguenther@suse.de>
3327 * tree.h (struct tree_function_decl): Increase size of
3328 function_code bitfield.
3330 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3331 Kazu Hirata <kazu@codesourcery.com>
3333 * gcc/config/m68k/linux.h
3334 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3335 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3336 (m68k_return_in_memory): New.
3337 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3340 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3343 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3344 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3345 operand) when top VEC_SELECT extracts scalar element.
3346 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3347 (*vec_extract_v4sf_mem): Ditto.
3349 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3352 * passes.c (init_optimization_passes): Move pass_df_finish
3353 after pass_postreload sublist.
3355 PR rtl-optimization/33148
3356 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3357 (neg (lt X 0)) if X has scalar int mode.
3360 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3361 initializer, use build_vector_from_ctor if possible to create
3362 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3363 even after this, return NULL.
3365 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3367 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3369 2007-08-28 Richard Guenther <rguenther@suse.de>
3371 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3372 (struct tree_function_decl): Make function_code a bitfield.
3373 Add disregard_inline_limits flag.
3374 * cgraphunit.c (cgraph_process_new_functions): Check
3375 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3376 (cgraph_preserve_function_body_p): Likewise.
3377 * ipa-inline.c (compute_inline_parameters): Likewise.
3378 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3379 for GNU C extern inline functions.
3380 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3381 * tree-inline.c (disregard_inline_limits_p): Remove.
3382 * tree-inline.h (disregard_inline_limits_p): Likewise.
3383 * c-common.c (handle_always_inline_attribute): Set
3384 DECL_DISREGARD_INLINE_LIMITS.
3385 * langhooks.c (add_builtin_function): Verify the function code
3386 fits in the bitfield.
3388 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3389 Vladimir Yanovsky <yanov@il.ibm.com>
3390 Revital Eres <eres@il.ibm.com>
3391 Andrey Belevantsev <abel@ispras.ru>
3393 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3395 * modulo-sched.c: Add documentation regarding do-loop.
3396 (doloop_register_get): Change number of arguments to support
3397 the new do-loop pattern and check whether COUNT_REG has no other
3398 occurences in the loop besides in the control part.
3399 (duplicate_insns_of_cycles): Do not duplicate the insn which
3400 changes count_reg as it is already adjusted.
3401 (generate_prolog_epilog): New argument to support the new
3402 do-loop pattern. Change the subtract instruction to use
3403 expand_simple_binop. Call duplicate_insns_of_cycles with new
3405 (sms_schedule): Call doloop_register_get and
3406 generate_prolog_epilog with new argument. Do not handle loops
3407 with single sets insns with subreg in their lhs.
3408 * loop-doloop.c (doloop_optimize): Support for another do-loop
3410 (doloop_condition_get): Gets an instruction instead of a pattern
3411 and change the return condition when the do-loop pattern is
3413 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3414 deps when considering to not create edges.
3416 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3418 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3421 2007-08-27 Jason Merrill <jason@redhat.com>
3424 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3425 zero-sized types after calling gimplify_modify_expr_rhs.
3427 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3429 * regclass.c (init_reg_autoinc): Fix typo.
3431 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3433 Fix PR tree-optimization/33173
3434 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3436 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3439 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3440 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3443 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3444 David Ung <davidu@mips.com>
3445 Nigel Stephens <nigel@mips.com>
3447 Separate target-specific initialization from general
3448 back-end initialization.
3450 * toplev.c (init_alignments): New, split out from...
3451 (process_options): ...here.
3452 (backend_init_target): New, split out from...
3453 (backend_init): ...here.
3454 (lang_dependent_init_target): New, split out from...
3455 (lang_dependent_init): ...here.
3456 (target_reinit): New.
3457 * toplev.h (target_reinit): Declare.
3458 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3459 now can be called more than once. Update comments.
3460 * expr.h (init_expr_target): Likewise.
3461 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3462 now can be called more than once. Explicitly zero
3463 static_reg_base_value.
3464 * emit-rtl.c (init_emit_regs): New, split out from...
3465 (init_emit_once): Here.
3466 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3467 non-const, so that changes from command-line arguments can overwrite
3468 values provided by the static initializers.
3469 (initial_call_really_used_regs): New, used similarly to the above.
3470 (initial_reg_names): Likewise.
3471 (last_mode_for_init_move_cost): Promoted function-local static to
3472 file-scope static to make it accessible outside init_move_cost.
3473 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3474 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3475 reg_names since it is needed for parsing command-line options.
3476 (init_move_cost): Use last_mode_for_init_move_cost instead of
3477 function-local static.
3478 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3479 call_really_used_regs now. Reinitialize reg_names. Also
3480 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3481 reg_class_superunion. Clear losing_caller_save_reg_set.
3482 Preserve global registers if called more than once. Reset
3483 move cost, may_move_in_cost, may_move_out_cost, and
3484 last_mode_for_init_move_cost.
3485 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3486 can now be invoked more than once. Update comments.
3487 (init_regs): Update comments.
3488 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3489 and initial_call_really_used_regs, instead of the non-initial
3490 variables. This allows us to save the command-line register settings
3491 after target reinitialization.
3492 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3493 * rtl.h (init_emit_regs): Declare.
3494 (init_reg_modes_target, init_alias_target): Renamed as described
3496 * reload1.c (init_reload): Update comments.
3497 * optabs.c (init_optabs): Likewise.
3498 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3500 2007-08-26 Chao-ying Fu <fu@mips.com>
3502 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3505 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3507 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3509 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3511 * bb-reorder.c (copy_bb_p): Likewise.
3512 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3513 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3514 block_ends_with_condjump_p): Likewise.
3515 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3516 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3517 block_ends_with_condjump_p): Likewise.
3518 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3519 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3520 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3521 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3522 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3523 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3524 debug_true_const_tree instad of debug_true_tree.
3525 * debug.c (do_nothing_debug_hooks): Likewise.
3526 * debug.h (ignore_block, debug_true_const_tree): Constify.
3527 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3528 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3529 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3530 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3531 dbx_reg_number, is_based_loc, field_type,
3532 simple_type_align_in_bits, simple_decl_align_in_bits,
3533 simple_type_size_in_bits, field_byte_offset, insert_float,
3534 type_tag, member_declared_type, is_redundant_typedef,
3535 secname_for_decl, is_inlined_entry_point): Likewise.
3536 * emit-rtl.c (const_next_insn, const_previous_insn,
3537 const_next_nonnote_insn, const_prev_nonnote_insn,
3538 const_next_real_insn, const_prev_real_insn,
3539 const_next_active_insn, const_prev_active_insn, const_next_label,
3540 const_prev_label): Likewise.
3541 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3543 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3544 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3545 sched_insn_is_legitimate_for_speculation_p): Likewise.
3546 * jump.c (reversed_comparison_code_parts,
3547 reversed_comparison_code, reversed_comparison, condjump_label):
3549 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
3550 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
3552 * rtl.h (const_previous_insn, const_next_insn,
3553 const_prev_nonnote_insn, const_next_nonnote_insn,
3554 const_prev_real_insn, const_next_real_insn,
3555 const_prev_active_insn, const_next_active_insn, const_prev_label,
3556 const_next_label, modified_between_p, modified_in_p,
3557 const_note_storeskeep_with_call_p, condjump_label,
3558 reversed_comparison, reversed_comparison_code,
3559 reversed_comparison_code_parts, memory_modified_in_insn_p,
3560 stack_regs_mentioned): Likewise.
3561 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
3562 keep_with_call_p): Likewise.
3563 * sched-deps.c (deps_may_trap_p, sched_get_condition,
3564 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
3565 sd_lists_size, sd_lists_empty_p): Likewise.
3566 * sched-int.h (sched_insns_conditions_mutex_p,
3567 haifa_classify_insn, no_real_insns_p,
3568 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
3569 sd_lists_size, sd_lists_empty_p): Likewise.
3570 * sdbout.c (sdb_debug_hooks): Likewise.
3571 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
3572 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
3573 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
3575 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
3576 tree_can_throw_internal): Likewise.
3577 * tree-flow-inline.h (phi_nodes): Likewise.
3578 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
3579 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
3580 * tree-gimple.c (const_get_call_expr_in): Likewise.
3581 * tree-gimple.h (const_get_call_expr_in): Likewise.
3582 * tree.c (const_lookup_attribute, attribute_list_equal,
3583 attribute_list_contained): Likewise.
3584 * tree.h (attribute_list_equal, attribute_list_contained,
3585 const_lookup_attribute): Likewise.
3586 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
3588 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3590 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
3591 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
3593 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3596 * config/alpha/constraints.md: Delete "svn:mime-type" property
3597 with svn propdel "svn:mime-type".
3599 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3602 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
3603 non NOTE insn doesn't cross basic block.
3604 (noce_try_abs): Likewise.
3605 (noce_process_if_block): Likewise.
3607 2007-08-26 David Edelsohn <edelsohn@gnu.org>
3610 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
3611 operand without auto-inc-dec.
3612 * config/rs6000/rs6000.md (floatsidf2_internal): Use
3613 offsettable_mem_operand.
3614 (floatunssidf2_internal): Same.
3615 (fix_truncdfsi2_internal): Same.
3616 (floatsidf_ppc64): Same.
3617 (floatunssidf_ppc64): Same.
3618 (fix_trunctfsi2_internal): Same.
3620 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3623 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
3624 pass defines needed for version.c.
3626 2007-08-25 Joseph Myers <joseph@codesourcery.com>
3628 * configure.ac (--debug-prefix-map check): Change assembler
3629 version presumed to have feature to 2.18.
3630 * configure: Regenerate.
3632 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3634 * c-common.c (vector_types_convertible_p,
3635 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
3636 self_promoting_args_p): Constify.
3637 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
3638 c_promoting_integer_type_p, self_promoting_args_p,
3639 anon_aggr_type_p, vector_types_convertible_p): Likewise.
3640 * c-decl.c (anon_aggr_type_p): Likewise.
3641 * * c-dump.c (dump_stmt): Likewise.
3642 * c-objc-common.c (has_c_linkage): Likewise.
3643 * c-tree.h (same_translation_unit_p): Likewise.
3644 * c-typeck.c (null_pointer_constant_p,
3645 tagged_types_tu_compatible_p, function_types_compatible_p,
3646 type_lists_compatible_p, lvalue_or_else, lvalue_p,
3647 comptypes_internal, struct tagged_tu_seen_cache,
3648 same_translation_unit_p, alloc_tagged_tu_seen_cache,
3649 c_size_in_bytes): Likewise.
3650 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
3651 hash_ptr, eq_ptr): Likewise.
3652 * langhooks-def.h (lhd_decl_ok_for_sibcall,
3653 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
3654 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
3655 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
3657 * optabs.c (optab_for_tree_code): Likewise.
3658 * optabs.h (optab_for_tree_code): Likewise.
3659 * rtl.h (simplify_rtx): Likewise.
3660 * simplify-rtx.c (simplify_rtx): Likewise.
3661 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
3662 dump_flag, dump_node): Likewise.
3663 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
3664 queue_and_dump_type, dump_flag): Likewise.
3665 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
3666 * tree-pass.h (dump_node): Likewise.
3667 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
3668 supportable_narrowing_operation): Likewise.
3669 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
3670 supportable_narrowing_operation): Likewise.
3671 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
3672 is_negative_overflow_infinity, is_positive_overflow_infinity,
3673 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
3674 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
3675 update_value_range, add_equivalence, ssa_name_nonnegative_p,
3676 ssa_name_nonzero_p, fp_predicate): Likewise.
3677 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
3678 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
3679 ssa_name_nonnegative_p): Likewise.
3681 2007-08-25 Hans Kester <hans.kester@ellips.nl>
3683 * config.gcc : Add x86_64-elf target.
3685 2007-08-25 Jakub Jelinek <jakub@redhat.com>
3687 * expr.c (store_expr): Fix order of store_by_pieces arguments.
3689 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
3690 Nigel Stephens <nigel@mips.com>
3694 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
3695 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
3696 * expr.c (SET_BY_PIECES_P): Define.
3697 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
3698 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
3699 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
3701 * expr.h (SET_RATIO): Define.
3702 (can_store_by_pieces, store_by_pieces): Update prototypes.
3703 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
3704 can_store_by_pieces/store_by_pieces.
3705 (expand_builtin_memcpy_args): Likewise.
3706 (expand_builtin_strncpy): Likewise.
3707 (expand_builtin_memset_args): Likewise. Also remove special case
3708 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
3709 decide what to do instead.
3710 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
3711 to can_store_by_pieces.
3713 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
3714 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
3716 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
3717 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
3718 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
3719 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
3720 (STORE_BY_PIECES_P): Define.
3722 2007-08-24 Tom Tromey <tromey@redhat.com>
3724 * varpool.c (varpool_last_needed_node): Fix comment typo.
3725 * c-decl.c (duplicate_decls): Fix comment typo.
3726 (clone_underlying_type): Update comment.
3728 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3730 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
3731 alpha_in_small_data_p, alpha_split_complex_arg,
3732 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3734 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
3735 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
3737 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
3738 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3739 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
3740 * config/darwin.c (darwin_binds_local_p): Likewise.
3741 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
3743 * config/i386/i386-protos.h (i386_pe_binds_local_p,
3744 i386_pe_valid_dllimport_attribute_p): Likewise.
3745 * config/i386/i386.c (ix86_function_regparm,
3746 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
3747 x86_can_output_mi_thunk, ix86_mangle_type,
3748 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
3749 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
3750 i386_pe_binds_local_p): Likewise.
3751 * config/ia64/ia64.c
3752 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
3753 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
3754 ia64_invalid_conversion, ia64_invalid_unary_op,
3755 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3757 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
3758 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
3759 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3760 * config/mips/mips.c (mips_use_blocks_for_constant_p,
3761 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
3762 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3763 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
3764 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
3765 * config/pa/pa.c (pa_commutative_p): Likewise.
3766 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
3768 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
3769 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
3770 rs6000_use_blocks_for_constant_p,
3771 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
3772 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3773 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
3774 * config/s390/s390.c (s390_mangle_type,
3775 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
3777 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3778 th_in_small_data_p): Likewise.
3779 * config/sh/sh.c (sh_ms_bitfield_layout_p,
3780 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3782 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
3783 sparc_mangle_type): Likewise.
3784 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
3785 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
3786 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
3788 * hooks.c (hook_bool_mode_const_rtx_false,
3789 hook_bool_mode_const_rtx_true,
3790 hook_bool_const_tree_hwi_hwi_const_tree_false,
3791 hook_bool_const_tree_hwi_hwi_const_tree_true,
3792 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3793 hook_constcharptr_const_tree_null,
3794 hook_constcharptr_const_rtx_null,
3795 hook_constcharptr_const_tree_const_tree_null,
3796 hook_constcharptr_int_const_tree_null,
3797 hook_constcharptr_int_const_tree_const_tree_null): New.
3798 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3799 hook_bool_tree_hwi_hwi_tree_false,
3800 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3801 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3802 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3803 hook_constcharptr_int_tree_null,
3804 hook_constcharptr_int_tree_tree_null): Delete.
3805 (default_can_output_mi_thunk_no_vcall): Constify.
3806 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3807 hook_bool_tree_hwi_hwi_tree_false,
3808 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3809 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3810 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3811 hook_constcharptr_int_tree_null,
3812 hook_constcharptr_int_tree_tree_null): Delete.
3813 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3814 hook_bool_const_tree_hwi_hwi_const_tree_false,
3815 hook_bool_const_tree_hwi_hwi_const_tree_true,
3816 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3817 hook_constcharptr_const_tree_null,
3818 hook_constcharptr_const_rtx_null,
3819 hook_constcharptr_const_tree_const_tree_null,
3820 hook_constcharptr_int_const_tree_null,
3821 hook_constcharptr_int_const_tree_const_tree_null): New.
3822 (default_can_output_mi_thunk_no_vcall): Constify.
3823 * integrate.c (function_attribute_inlinable_p): Likewise.
3824 * integrate.h (function_attribute_inlinable_p): Likewise.
3825 * jump.c (rtx_renumbered_equal_p): Likewise.
3826 * output.h (decl_readonly_section, categorize_decl_for_section,
3827 default_use_anchors_for_symbol_p, default_binds_local_p,
3828 default_binds_local_p_1): Likewise.
3829 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
3831 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3832 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
3833 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
3834 TARGET_COMP_TYPE_ATTRIBUTES,
3835 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
3836 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
3837 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
3838 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
3839 TARGET_DWARF_CALLING_CONVENTION): Likewise.
3840 * target.h (can_output_mi_thunk, needs_block_p,
3841 first_cycle_multipass_dfa_lookahead_guard_spec,
3842 vector_alignment_reachable, comp_type_attributes,
3843 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
3844 commutative_p, use_blocks_for_constant_p,
3845 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
3846 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
3847 invalid_within_doloop, valid_dllimport_attribute_p,
3848 split_complex_arg, invalid_arg_for_unprototyped_fn,
3849 invalid_conversion, invalid_unary_op, invalid_binary_op):
3851 * targhooks.c (default_invalid_within_doloop,
3852 hook_invalid_arg_for_unprototyped_fn,
3853 default_builtin_vector_alignment_reachable): Likewise.
3854 (hook_bool_rtx_commutative_p): Delete.
3855 (hook_bool_const_rtx_commutative_p): New.
3856 * targhooks.h (default_invalid_within_doloop,
3857 default_builtin_vector_alignment_reachable,
3858 hook_invalid_arg_for_unprototyped_fn): Constify.
3859 (hook_bool_rtx_commutative_p): Delete.
3860 (hook_bool_const_rtx_commutative_p): New.
3861 * varasm.c (bss_initializer_p, decl_default_tls_model,
3862 categorize_decl_for_section, decl_readonly_section,
3863 default_use_anchors_for_symbol_p, default_binds_local_p,
3864 default_binds_local_p_1): Constify.
3866 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3868 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3869 __NO_BUILTIN if -fno-builtin.
3871 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3873 * config/bfin/bfin.c (print_operand): Report error instead of
3874 ICE for wrong operand.
3876 2007-08-24 Michael Matz <matz@suse.de>
3878 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
3880 2007-08-24 Richard Guenther <rguenther@suse.de>
3883 * tree-ssa.c (useless_type_conversion_p): Split into a
3884 recursive and a non-recursive part.
3885 (useless_type_conversion_p_1): New function.
3886 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
3887 from maybe_fold_offset_to_reference is trivially convertible
3888 to the desired type before doing the simplification.
3890 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3892 * expr.c (store_expr): Optimize initialization of an array
3894 * expr.h (builtin_strncpy_read_str): New prototype.
3895 * builtins.c (builtin_strncpy_read_str): Remove prototype.
3898 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
3901 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
3902 field when initializing if_info structure.
3904 2007-08-24 Richard Guenther <rguenther@suse.de>
3906 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
3908 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
3909 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
3910 * tree-inline.c (inlinable_function_p): Fold in common parts of
3911 the cannot_inline_tree_fn langhook.
3912 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
3913 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
3914 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3915 cannot_inline_tree_fn langhook.
3916 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3917 cannot_inline_tree_fn member.
3919 2007-08-24 Richard Guenther <rguenther@suse.de>
3921 * expr.c (get_inner_reference): Do computation of bitoffset
3922 from offset in a way we can detect overflow reliably.
3924 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3926 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
3928 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3930 * config/bfin/bfin.opt (mfast-fp): Add.
3931 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
3932 libbffastfp override libgcc if -mfast-fp.
3933 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3934 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
3935 (Blackfin Options): Document -mfast-fp.
3937 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3939 PR tree-optimization/32573
3941 * tree-data-ref.c (initialize_data_dependence_relation): Clear
3942 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
3943 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
3944 (build_classic_dist_vector): Return false rather than true if
3945 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
3946 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
3947 returned false. Don't call save_dist_v before calling
3948 build_classic_dist_vector_1.
3949 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
3950 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
3951 DDR_DIR_VECTS vectors.
3953 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
3955 * configure.ac (leb128): Modify sed statement to work with any
3956 binutils version string.
3957 * configure: Regenerate
3959 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3961 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
3962 Wrap in RTX_CODE macro guard.
3963 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
3964 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
3965 arm_mark_dllimport, arm_pe_encode_section_info,
3966 arm_pe_unique_section): Use ISO-C function declarations.
3967 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
3968 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
3969 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
3971 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
3972 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
3974 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
3976 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
3977 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
3978 (register_move_cost): Use ISO-C function declarations.
3979 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
3980 * config/score/score-protos.h (score_declare_object): Add
3982 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
3984 * final.c (profile_function): Avoid empty if-bodies.
3987 * calls.c (must_pass_in_stack_var_size,
3988 must_pass_in_stack_var_size_or_pad): Constify.
3989 * config/alpha/alpha-protos.h (function_value): Likewise.
3990 * config/alpha/alpha.c (alpha_return_in_memory,
3991 alpha_pass_by_reference, function_value,
3992 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
3993 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3995 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
3996 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3997 TARGET_PROMOTE_PROTOTYPES): Likewise.
3998 * config/arm/arm-protos.h (arm_return_in_memory,
3999 arm_pad_arg_upward, arm_function_value): Likewise.
4000 * config/arm/arm.c (arm_pass_by_reference,
4001 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4002 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4003 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4005 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4006 * config/avr/avr-protos.h (avr_function_value): Likewise.
4007 * config/avr/avr.c (avr_return_in_memory,
4008 gas_output_limited_string, gas_output_ascii, avr_function_value,
4009 avr_return_in_memory): Likewise.
4010 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4011 * config/bfin/bfin.c (bfin_pass_by_reference,
4012 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4013 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4015 * config/cris/cris.c (cris_pass_by_reference,
4016 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4017 * config/crx/crx.c (crx_return_in_memory): Likewise.
4018 * config/darwin.c (function_base, machopic_function_base_name):
4020 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4021 TARGET_PROMOTE_PROTOTYPES): Likewise.
4022 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4023 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4024 * config/i386/i386-protos.h (ix86_return_in_memory,
4025 ix86_sol10_return_in_memory): Likewise.
4026 * config/i386/i386.c (ix86_function_value,
4027 ix86_function_sseregparm, ix86_must_pass_in_stack,
4028 type_natural_mode, classify_argument, examine_argument,
4029 construct_container, ix86_pass_by_reference, function_value_32,
4030 function_value_64, ix86_function_value_1, return_in_memory_32,
4031 return_in_memory_64, return_in_memory_ms_64,
4032 ix86_return_in_memory, ix86_sol10_return_in_memory,
4033 TARGET_PROMOTE_PROTOTYPES): Likewise.
4034 * config/ia64/ia64-protos.h (ia64_function_value,
4035 ia64_hpux_function_arg_padding): Likewise.
4036 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4037 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4038 ia64_hpux_function_arg_padding): Likewise.
4039 * config/iq2000/iq2000-protos.h (function_arg,
4040 iq2000_function_value): Likewise.
4041 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4042 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4043 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4044 function_arg, iq2000_function_value): Likewise.
4045 * config/m32c/m32c-protos.h (m32c_function_value,
4046 m32c_promote_function_return): Likewise.
4047 * config/m32c/m32c.c (m32c_pass_by_reference,
4048 m32c_promote_prototypes, m32c_promote_function_return,
4049 m32c_function_value): Likewise.
4050 * config/m32r/m32r.c (m32r_return_in_memory,
4051 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4052 m32r_in_small_data_p): Likewise.
4053 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4055 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4056 m68hc11_function_arg_padding): Likewise.
4057 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4058 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4059 m68k_function_value): Likewise.
4060 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4061 mcore_function_value): Likewise.
4062 * config/mcore/mcore.c (handle_structs_in_regs,
4063 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4064 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4065 mcore_num_arg_regs, mcore_function_value): Likewise.
4066 * config/mips/mips-protos.h (mips_pad_arg_upward,
4067 mips_function_value): Likewise.
4068 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4069 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4070 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4071 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4072 mips_function_value): Likewise.
4073 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4075 * config/mmix/mmix.c (mmix_pass_by_reference,
4076 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4077 mmix_encode_section_info): Likewise.
4078 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4080 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4081 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4082 mn10300_function_value): Likewise.
4083 * config/mt/mt-protos.h (mt_function_value): Likewise.
4084 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4085 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4086 * config/pa/pa-protos.h (function_arg_padding, function_value,
4087 pa_return_in_memory): Likewise.
4088 * config/pa/pa.c (pa_pass_by_reference,
4089 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4090 function_arg_padding, function_value, pa_return_in_memory):
4092 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4093 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4094 function_arg_padding): Likewise.
4095 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4096 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4097 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4098 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4099 function_arg_padding, altivec_expand_dst_builtin,
4100 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4101 altivec_init_builtins, rs6000_common_init_builtins,
4102 rs6000_function_value): Likewise.
4103 * s390/s390-protos.h (s390_function_value): Likewise.
4104 * config/s390/s390.c (s390_function_arg_size,
4105 s390_pass_by_reference, s390_return_in_memory,
4106 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4107 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4108 * config/score/score-protos.h (score_function_value): Likewise.
4109 * config/score/score.c (score_arg_partial_bytes,
4110 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4111 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4112 score_pass_by_reference, score_add_offset, score_function_value):
4114 * config/sh/sh-protos.h (sh_attr_renesas_p,
4115 sh_promote_prototypes): Likewise.
4116 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4117 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4118 sh_attr_renesas_p): Likewise.
4119 * config/sparc/sparc-protos.h (function_value,
4120 function_arg_padding): Likewise.
4121 * config/sparc/sparc.c (sparc_promote_prototypes,
4122 sparc_return_in_memory, sparc_pass_by_reference,
4123 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4124 function_arg_record_value_2, function_arg_record_value_1,
4125 function_arg_record_value, function_arg_record_value,
4126 function_arg_padding, function_value): Likewise.
4127 * config/spu/spu-protos.h (spu_function_value): Likewise.
4128 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4129 spu_function_value): Likewise.
4130 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4132 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4133 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4134 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4136 * config/v850/v850.c (v850_return_in_memory,
4137 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4138 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4139 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4140 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4141 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4143 * explow.c (promote_mode, hard_function_value): Likewise.
4144 * expr.h (hard_function_value, promote_mode): Likewise.
4145 * function.c (aggregate_value_p): Likewise.
4146 * hooks.c (hook_bool_const_tree_true): New.
4147 * hooks.h (hook_bool_const_tree_true): New.
4148 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4149 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4150 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4151 TARGET_RETURN_IN_MSB): Likewise.
4152 * target.h (promote_function_args, promote_function_return,
4153 promote_prototypes, return_in_memory, return_in_msb,
4154 pass_by_reference, must_pass_in_stack, callee_copies,
4155 function_value): Likewise.
4156 * targhooks.c (default_return_in_memory,
4157 hook_pass_by_reference_must_pass_in_stack,
4158 hook_callee_copies_named,
4159 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4160 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4161 default_function_value): Likewise.
4162 * targhooks.h (default_return_in_memory,
4163 hook_pass_by_reference_must_pass_in_stack,
4164 hook_callee_copies_named,
4165 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4166 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4167 default_function_value): Likewise.
4168 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4169 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4170 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4171 * tree.c (needs_to_live_in_memory): Likewise.
4172 * tree.h (struct tree_type, needs_to_live_in_memory,
4173 aggregate_value_p, must_pass_in_stack_var_size,
4174 must_pass_in_stack_var_size_or_pad): Likewise.
4175 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4176 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4177 lookup_filename): Likewise.
4179 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4182 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4183 fake fcomi i387 instruction for !TARGET_CMOVE.
4184 (ix86_expand_branch): Expand natural sequence with one jump for
4185 all targets, not only TARGET_CMOVE.
4186 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4187 pattern to implement fake fcomi sequence. Split instruction after
4188 reload to correct compare sequences.
4189 (*cmpfp_xf_cc): Ditto.
4190 (*cmpfp_<mode>_cc): Ditto.
4191 (*cmpfp_u_cc): Ditto.
4192 (*cmpfp_<mode>_cc): Ditto.
4194 2007-08-23 Richard Guenther <rguenther@suse.de>
4196 * tree-pretty-print.c (dump_generic_node): Annotate
4197 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4199 2007-08-23 Richard Guenther <rguenther@suse.de>
4201 * builtins.c (expand_builtin_mathfn): Wrap argument in
4202 save_expr directly instead of re-building the call.
4203 (expand_builtin_mathfn_2): Likewise.
4204 (expand_builtin_mathfn_3): Likewise.
4205 (expand_builtin_interclass_mathfn): Likewise.
4206 (expand_builtin_int_roundingfn): Set arg.
4207 (expand_builtin_int_roundingfn_2): Likewise.
4209 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4211 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4212 *sse_nand<mode>3, *sse_xor<mode>3): New.
4214 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4216 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4217 * config/i386/i386.c (print_operand): Handle ';' code. Output
4218 semicolon for TARGET_MACHO.
4219 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4220 emit semicolon after 'lock' prefix.
4221 (sync_double_compare_and_swap<mode>): Ditto.
4222 (*sync_double_compare_and_swapdi_pic): Ditto.
4223 (*sync_compare_and_swap_cc<mode>): Ditto.
4224 (sync_double_compare_and_swap_cc<mode>): Ditto.
4225 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4226 (sync_old_add<mode>): Ditto.
4227 (sync_add<mode>): Ditto.
4228 (sync_sub<mode>): Ditto.
4229 (sync_ior<mode>): Ditto.
4230 (sync_and<mode>): Ditto.
4231 (sync_xor<mode>): Ditto.
4233 2007-08-22 Chao-ying Fu <fu@mips.com>
4235 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4237 (copy_rtx): Handle CONST_FIXED.
4238 (rtx_equal_p): Likewise.
4239 * rtl.h (fixed_value.h): New include.
4240 (rtx_def): Add a new field of fixed_value to u.
4241 (XCNMPFV): Define for accessing fixed_value.
4242 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4244 * rtl.def (CONST_FIXED): New constant.
4245 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4246 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4247 US_ASHIFT): New codes.
4248 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4249 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4250 unsigned_fract_convert, unsigned_sat_fract): Document them.
4251 * varasm.c (assemble_integer): Extend to support fixed-point constants
4252 by using different machine classes.
4253 (decode_addr_const): Handle FIXED_CST.
4254 (const_hash_1): Likewise.
4255 (compare_constant): Likewise.
4256 (copy_constant): Likewise.
4257 (const_rtx_hash_1): Handle CONST_FIXED.
4258 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4259 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4261 (initializer_constant_valid_p): Handle FIXED_CST.
4262 (output_constant): Support FIXED_POINT_TYPE.
4263 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4264 * cse.c (hash_rtx): Support CONST_FIXED.
4265 (exp_equiv_p): Likewise.
4266 (cannon_reg): Likewise.
4267 (fold_rtx): Likewise.
4268 (equiv_constant): Likewise.
4269 (cse_process_notes_1): Likewise.
4270 (count_reg_usage): Likewise.
4271 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4272 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4273 (wrap_constant): Check CONST_FIXED.
4274 (cselib_hash_rtx): Support CONST_FIXED.
4275 (cselib_subst_to_values): Likewise.
4276 * df-scan.c (df_uses_record): Likewise.
4277 * gcse.c (want_to_gcse_p): Likewise.
4278 (oprs_unchanged_p): Likewise.
4279 (oprs_not_set_p): Likewise.
4280 (compute_transp): Likewise.
4281 (extract_mentioned_regs_helper): Likewise.
4282 * genemit.c (gen_exp): Likewise.
4283 * local-alloc.c (equiv_init_varies_p): Likewise.
4284 (contains_replace_regs): Likewise.
4285 (memref_referenced_p): Likewise.
4286 * loop-invariant.c (check_maybe_invariant): Likewise.
4287 (hash_invariant_expr_1): Likewise.
4288 (invariant_expr_equal_p): Likewise.
4289 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4290 * regclass.c (reg_scan_mark_refs): Likewise.
4291 * regrename.c (scan_rtx): Likewise.
4292 * resource.c (mark_referenced_resources): Likewise.
4293 (mark_set_resources): Likewise.
4294 * rtlanal.c (rtx_unstable_p): Likewise.
4295 (rtx_varies_p): Likewise.
4296 (count_occurrences): Likewise.
4297 (reg_mentioned_p): Likewise.
4298 (modified_between_p): Likewise.
4299 (modified_in_p): Likewise.
4300 (volatile_insn_p): Likewise.
4301 (volatile_refs_p): Likewise.
4302 (side_effects_p): Likewise.
4303 (may_trap_p_1): Likewise.
4304 (inequality_comparisons_p): Likewise.
4305 (computed_jump_p_1): Likewise.
4306 (commutative_operand_precedence): Likewise.
4307 * sched-deps.c (sched_analyze_2): Likewise.
4308 * sched-vis.c (print_value): Likewise.
4309 * reload.c (operands_match_p): Likewise.
4310 (subst_reg_equivs): Likewise.
4311 * reload1.c (eliminate_regs_1): Likewise.
4312 (elimination_effects): Likewise.
4313 (scan_paradoxical_subregs): Likewise.
4314 * alias.c (rtx_equal_for_memref_p): Likewise.
4315 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4316 * emit-rtl.c (const_fixed_htab): New hash table.
4317 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4319 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4320 const_fixed_from_fixed_value): New functions.
4321 (verify_rtx_sharing): Handle CONST_FIXED.
4322 (copy_rtx_if_shared_1): Likewise.
4323 (reset_used_flags): Likewise.
4324 (set_used_flags): Likewise.
4325 (copy_insn_1): Likewise.
4326 (init_emit_once): Create const_fixed_htab.
4327 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4329 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4331 PR tree-optimization/32949
4332 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4333 before failing for ivs with non-constant step.
4335 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4337 * doc/md.texi (Iterators): Renamed from Macros. All contents
4338 changed to reflect rename of respectively define_code_macro and
4339 define_mode_macro to define_code_iterator and define_mode_iterator.
4340 (Mode Iterators, Code Iterators): Similar.
4341 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4342 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4343 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4344 (initialize_iterators, find_iterator, check_code_iterator)
4345 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4346 (read_mapping, read_rtx_1): Similar.
4347 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4348 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4349 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4350 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4351 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4352 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4353 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4354 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4355 config/rs6000/sync.md, config/rs6000/rs6000.md,
4356 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4357 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4358 config/vax/vax.md, config/bfin/bfin.md: Similar.
4360 2007-08-22 David Daney <ddaney@avtrex.com>
4362 * doc/install.texi (Testing): Mention testing on a simulator.
4364 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4366 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4368 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4369 and rearrange floating point conversion functions into different
4372 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4374 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4375 dfa_post_advance_cycle): New scheduler hooks.
4376 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4377 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4379 (TARGET_SCHED): Use them.
4380 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4381 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4382 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4384 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4385 function to facilitate debugging.
4386 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4387 (output_insn_has_dfa_reservation_p): New static function to output
4388 insn_has_dfa_reservation_p ().
4389 (write_automata): Use it.
4390 * genattr.c (main): Output declaration for
4391 insn_has_dfa_reservation_p ().
4393 2007-08-22 Christian Bruel <christian.bruel@st.com>
4394 Richard Guenther <rguenther@suse.de>
4396 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4397 * simplify_rtx (simplify_binary_operation_1): Likewise.
4399 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4401 PR rtl-optimization/32557
4402 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4403 of REGNO (mws->mw_reg).
4405 2007-08-22 Richard Guenther <rguenther@suse.de>
4408 * builtins.c (expand_builtin_int_roundingfn): Replace call
4409 argument wrapped with SAVE_EXPR directly.
4410 (expand_builtin_int_roundingfn_2): Likewise.
4412 2007-08-22 Richard Guenther <rguenther@suse.de>
4414 * tree-inline.c (inlinable_function_p): Restore disregarding
4415 inline limits for GNU extern inline functions.
4417 2007-08-22 Richard Guenther <rguenther@suse.de>
4420 * tree.c (host_integerp): Treat sizetype as signed as it is
4423 2007-08-21 Ian Lance Taylor <iant@google.com>
4425 PR tree-optimization/33134
4426 * tree-vrp.c (adjust_range_with_scev): Call
4427 set_value_range_to_value.
4429 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4431 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4434 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4436 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4439 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4441 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4442 cases to set eight bytes at a time.
4443 (expand_block_move): Likewise.
4445 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4448 * dwarf2out.c (gen_decl_die): Don't call
4449 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4451 2007-08-21 Paul Brook <paul@codesourcery.com>
4452 Nathan Sidwell <nathan@codesourcery.com>
4453 Mark Mitchell <mark@codesourcery.com>
4454 Joseph Myers <joseph@codesourcery.com>
4456 * configure.ac: Add --with-pkgversion and --with-bugurl.
4457 * configure: Regenerate.
4458 * doc/install.texi: Document them.
4459 * version.c (version_string): Remove VERSUFFIX.
4460 (VERSUFFIX): Remove.
4461 (pkgversion_string): New.
4462 (bug_report_url): Do not hard-code initializer.
4463 * version.h (pkgversion_string): Declare.
4464 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4466 (version.o): Define PKGVERSION and BUGURL.
4467 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4468 (%.pod): Define BUGURL.
4469 * gcc.c (process_command, main): Use pkgversion_string.
4470 * toplev.c (compile_file, print_version): Likewise.
4471 * protoize.c (main): Likewise.
4472 * gcov.c (print_version): Likewise. Update copyright date.
4473 * gcov-dump.c (print_version): Likewise. Update copyright date.
4474 * mips-tdump.c (main): Likewise. Update copyright date.
4475 * mips-tfile.c (main): Likewise. Update copyright date.
4476 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4477 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4478 shorten description.
4479 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4480 * doc/gccint.texi: Likewise.
4481 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4482 Update copyright date.
4484 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4486 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4487 (ix86_expand_strlensi_unroll_1): Ditto.
4488 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4489 (ix86_expand_carry_flag_compare): Update comment.
4491 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4494 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4495 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4497 2007-08-21 Richard Guenther <rguenther@suse.de>
4499 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4501 2007-08-21 Richard Guenther <rguenther@suse.de>
4504 * fold-const.c (fold_binary): Remove index +p PTR folding.
4505 Fix types of POINTER_PLUS_EXPR generated by folding of
4508 2007-08-20 Chao-ying Fu <fu@mips.com>
4510 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4511 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4512 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4513 (c_common_fixed_point_type_for_size): Declare.
4514 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4515 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4516 (c_token_starts_declspecs): Likewise.
4517 (c_parser_declspecs): Likewise.
4518 (c_parser_attributes): Likewise.
4519 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4520 (c_declspecs): Add saturating_p.
4521 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4522 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4523 _Sat. Handle RID_SAT.
4524 Avoid using void, bool, char, int, float, double, _Decimal32,
4525 _Decimal64, _Decimal128, and complex with _Sat.
4526 Handle RID_FRACT and RID_ACCUM.
4527 Make sure _Sat is used with _Fract or _Accum.
4528 (finish_declspecs): Handle cts_fract and cts_accum.
4529 * c-common.c (fixed-value.h): New include.
4530 (constant_expression_warning): Handle FIXED_CST.
4531 (overflow_warning): Likewise.
4532 (warnings_for_convert_and_check): Likewise.
4533 (c_common_fixed_point_type_for_size): New.
4534 (c_common_type_for_mode): Handle fixed-point modes to
4535 return various saturating/non-saturating, signed/unsigned types.
4536 (c_common_signed_or_unsigned_type): Support fixed-point types.
4537 (shorten_compare): Check fixed-point zero.
4538 Handle FIXED_POINT_TYPE.
4539 (c_common_truthvalue_conversion): Handle FIXED_CST.
4540 Handle FIXED_POINT_TYPE.
4541 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4543 (handle_mode_attribute): Handle fixed-point modes. Need to check
4544 if the signness of base type and fixed-point modes are consistent.
4545 (handle_vector_size_attribute): Handle fixed-point modes.
4546 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4547 (warn_for_div_by_zero): Check fixed-point zero.
4548 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
4549 a common fixed-point type based on fbit, ibit, sign, and saturation.
4550 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
4551 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
4552 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
4553 (convert_for_assignment): Support FIXED_POINT_TYPE.
4554 (digest_init): Handle FIXED_POINT_TYPE.
4555 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
4556 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4557 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
4558 GE_EXPR, LT_EXPR, GT_EXPR.
4559 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
4560 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
4561 * target.h (gcc_target): Add fixed_point_supported_p.
4562 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
4563 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
4564 (default_fixed_point_supported_p): Define.
4565 * targhooks.h (default_fixed_point_supported_p): Declare.
4566 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
4567 * doc/install.texi (Configuration): Add --enable-fixed-point.
4568 * configure.ac (--enable-fixed-point): New to enable fixed-point
4569 arithmetic extension to C. For mips targets, we enable it by default.
4570 * configure, config.in: Regenerate.
4572 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
4574 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
4576 2007-08-20 David Edelsohn <edelsohn@gnu.org>
4578 * dwarf2out.c (text_section_used): Move declaration outside ifdef
4579 DWARF2_DEBUGGING_INFO.
4580 (cold_text_section_used): Same.
4581 (cold_text_section): Same.
4583 2007-08-20 Richard Guenther <rguenther@suse.de>
4585 * c-typeck.c (convert_for_assignment): Use the type of
4586 the member for the initialization.
4588 2007-08-20 Richard Guenther <rguenther@suse.de>
4590 * c-objc-common.c (c_disregard_inline_limits): Remove.
4591 * c-objc-common.h (c_disregard_inline_limits): Likewise.
4592 * cgraphunit.c (cgraph_process_new_functions): Call
4593 disregard_inline_limits_p.
4594 (cgraph_preserve_function_body_p): Likewise.
4595 * ipa-inline.c (compute_inline_parameters): Likewise.
4596 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
4598 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
4599 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4600 disregard_inline_limits langhook.
4601 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4603 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4604 disregard_inline_limits langhook.
4605 * tree-inline.c (disregard_inline_limits_p): New function.
4606 * tree-inline.h (disregard_inline_limits_p): Declare.
4608 2007-08-20 Richard Guenther <rguenther@suse.de>
4610 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4611 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
4612 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4613 auto_var_in_fn_p langhook.
4614 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
4616 * tree.c (auto_var_in_fn_p): ... here.
4617 (find_var_from_fn): Call auto_var_in_fn_p directly.
4618 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4619 auto_var_in_fn_p langhook.
4620 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
4621 (copy_body_r): Likewise.
4622 (self_inlining_addr_expr): Likewise.
4623 * tree.h (auto_var_in_fn_p): Declare.
4625 2007-08-20 Richard Guenther <rguenther@suse.de>
4627 * tree.c (WALK_SUBTREE): Call walk_tree_1.
4628 (walk_type_fields): Take lh parameter.
4629 (walk_tree): Rename to ...
4630 (walk_tree_1): ... this. Do not call the walk_subtrees
4631 langhook but the now passed callback. Pass lh on recursion.
4632 (walk_tree_without_duplicates): Rename to ...
4633 (walk_tree_without_duplicates_1): ... this. Take lh parameter
4634 and call walk_tree_1.
4635 * tree.h (walk_tree_lh): New typedef.
4636 (walk_tree_1): Declare.
4637 (walk_tree_without_duplicates_1): Likewise.
4638 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
4639 (walk_tree_without_duplicates): New define to
4640 walk_tree_without_duplicates_1 with NULL lh parameter.
4641 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
4642 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
4644 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
4645 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
4646 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
4649 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4652 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
4653 code in front of the compacting of basic blocks.
4654 Move the folding of statements inbetween the cgraph checking
4655 and compacting of basic blocks.
4657 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4658 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4661 * config/alpha/alpha.c (va_list_skip_additions): Check for
4662 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
4663 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
4664 PLUS_EXPR when checking ap.__base.
4665 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
4666 when doing addition on pointer types. Use size_int instead of
4668 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
4669 ptr_type in the second operand.
4671 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4674 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
4676 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4679 * cfgexpand.c (expand_one_register_var): Mark pointer
4680 DECL_ARTIFICIAL as REG_POINTER also.
4681 * stmt.c (expand_decl): Likewise.
4683 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
4690 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
4691 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
4692 on_worklist argument and avoid adding things to worklist multiple
4694 (add_to_worklist): Ditto.
4695 (mark_aliases_call_clobbered): Mark entire structure clobbered if
4696 single SFT is clobbered.
4697 (set_initial_properties): Ditto.
4698 (compute_call_clobbered): Update for changes to function
4700 (create_overlap_variables_for): Always create SFT for offset 0.
4701 (create_structure_vars): Handle PHI's, since we are in SSA form at
4703 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
4704 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
4706 (add_vars_for_offset): Figure out aliases from access + points-to.
4707 (add_virtual_operand): Use add_vars-for_offset.
4708 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
4709 (add_call_clobber_ops): Remove makes_clobbering_call set.
4710 (get_expr_operands): Always pass through the INDIRECT_REF
4712 * tree-ssa-structalias.c (struct constraint_graph): Remove
4714 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
4715 address_taken, pt_used, number_incoming.
4716 (FIRST_ADDR_NODE): Removed.
4717 (merge_graph_nodes): Remove broken code for the moment.
4718 (init_graph): New function.
4719 (build_pred_graph): Remove code to init_graph.
4720 Add location equivalence support.
4721 (struct scc_info): Rename roots to deleted.
4723 (init_scc_info): Ditto
4724 (init_topo_info): Use graph->size.
4725 (compute_topo_order): Ditto.
4726 (do_da_constraint): Removed.
4727 (do_sd_constraint): Remove calls to find().
4728 set_union_with_increment should always get 0 as last arg here.
4729 (do_complex_constraint): Replace do_da_constraint with assert.
4731 (struct equiv_class_label): New.
4732 (pointer_equiv_class_table): Ditto.
4733 (location_equiv_class_table): Ditto.
4734 (equiv_class_label_hash): Ditto.
4735 (equiv_class_label_eq): Ditto
4736 (equiv_class_lookup): Ditto.
4737 (equiv_class_ladd): Ditto.
4738 (pointer_equiv_class): Ditto.
4739 (location_equiv_class): Ditto.
4740 (condense_visit): Rename and rewrite from label_visit to do only
4741 SCC related stuff for HU.
4742 (label_visit): Do HU work for HU.
4743 (perform_var_substitution): Update to do HU and location
4745 (free_var_substitution_info): Update to free HU and location
4746 equivalence structures. */
4747 (find_equivalent_node): Update for pointer but not location
4749 (unite_pointer_equivalences): New function.
4750 (move_complex_constraints): Rewrite to only do moving.
4751 (rewrite_constraints): Split out of move_complex_constraints.
4752 (solve_graph): Use graph->size.
4753 (process_constraint_1): Add from_call argument, use it.
4754 Split *a = &b into two constraints.
4755 (process_constraint): Use new process_constraint_1.
4756 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
4757 (get_constraint_for): Handle non-pointer integers properly.
4758 Remove code that used to handle structures.
4759 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
4760 with unknown addends.
4761 (handle_rhs_call): New function.
4762 (find_func_aliases): Use handle_rhs_call.
4763 (set_uids_in_ptset): Add an assert.
4764 (set_used_smts): Fix bug in not considering unified vars.
4765 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
4766 (compute_points_to_sets): Update for other function changes.
4767 (delete_points_to_sets): Ditto.
4768 (ipa_pta_execute): Ditto.
4769 (pass_ipa_pta): We need to update SSA after ipa_pta.
4771 2007-08-19 Jan Hubicka <jh@suse.cz>
4773 * i386.md: Replace "rim" and "mri" constraints by "g".
4775 2007-08-19 Joseph Myers <joseph@codesourcery.com>
4777 * dwarf2out.c (text_section_used, cold_text_section_used,
4778 cold_text_section, dwarf2out_note_section_used): New.
4779 (dwarf2out_init): Initialize cold_text_section.
4780 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
4781 dwarf2out_note_section_used.
4782 (size_of_aranges): Only count entry for text section if it was
4783 used. Count entry for cold text section if it was used.
4784 (output_aranges): Only output entries for text section and cold
4785 text section if they were used.
4787 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4789 * tree-pretty-print.c (debug_generic_expr): Add a comment about
4791 (debug_generic_stmt): Likewise.
4792 (debug_tree_chain): Likewise.
4794 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4796 * tree-data-refs.c (split_constant_offset): Expose.
4797 * tree-data-refs.h (split_constant_offset): Add declaration.
4799 * tree-vectorizer.h (dr_alignment_support): Renamed
4800 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
4801 Added a new value dr_explicit_realign.
4802 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
4803 dr_offset, dr_step, and dr_aligned_to, along with new access
4804 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
4805 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
4806 STMT_VINFO_DR_ALIGNED_TO.
4808 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
4810 In case of outer-loop vectorization with non-fixed misalignment - use
4811 the dr_explicit_realign scheme instead of the optimized realignment
4813 (new_stmt_vec_info): Initialize new fields.
4815 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
4816 'nested_in_vect_loop' case. Change verbosity level.
4817 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
4818 Don't fail on zero step in the outer-loop for loads.
4819 (vect_analyze_data_refs): Call split_constant_offset to calculate
4820 base, offset and init relative to the outer-loop.
4822 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
4823 BSI function argument with a new function argument - at_loop.
4824 Simplify the condition that determines STEP. Takes additional argument
4825 INV_P. Support outer-loop vectorization (handle the
4826 nested_in_vect_loop case), including zero step in the outer-loop. Call
4827 vect_create_addr_base_for_vector_ref with additional argument.
4828 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
4829 Updated function documentation. Handle the 'nested_in_vect_loop' case.
4830 Fixed and simplified calculation of step.
4831 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
4832 of bsi, and with additional argument. Call bump_vector_ptr with
4833 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
4834 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
4835 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
4836 when the realignment setup needs to take place inside the loop.
4837 Support the dr_explicit_realign scheme. Allow generating the optimized
4838 realignment scheme for outer-loop vectorization. Added documentation.
4839 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
4840 the 'nested_in_vect_loop' case, including loads that are invariant in
4841 the outer-loop and the realignment schemes. Handle the case when the
4842 realignment setup needs to take place inside the loop. Call
4843 vect_setup_realignment with additional arguments. Call
4844 vect_create_data_ref_ptr with additional argument and with loop instead
4845 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
4846 (vect_gen_niters_for_prolog_loop): Call
4847 vect_create_addr_base_for_vector_ref with additional arguments.
4848 (vect_create_cond_for_align_checks): Likewise.
4849 (bump_vector_ptr): Updated to support the new dr_explicit_realign
4850 scheme: takes additional argument bump; argument ptr_incr is now
4851 optional; updated documentation.
4852 (vect_init_vector): Takes additional argument (bsi). Use it, if
4853 available, to insert the vector initialization.
4854 (get_initial_def_for_induction): Pass additional argument in call to
4856 (vect_get_vec_def_for_operand): Likewise.
4857 (vect_setup_realignment): Likewise.
4858 (vectorizable_load): Likewise.
4860 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4862 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
4863 as argument instead of struct loop.
4864 (nested_in_vect_loop_p): New function.
4865 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
4867 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
4868 from other phis in the loop.
4869 (destroy_loop_vec_info): Add additional argument to declaration.
4871 * tree-vectorizer.c (supportable_widening_operation): Also check if
4872 nested_in_vect_loop_p (don't allow changing the order in this case).
4873 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
4874 of struct loop. Call nested_in_vect_loop_p and don't require
4875 flag_unsafe_math_optimizations if it returns true.
4876 (new_stmt_vec_info): When setting def_type for phis differentiate
4877 loop-header phis from other phis.
4878 (bb_in_loop_p): New function.
4879 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
4880 just update their loop_vinfo. Order of BB traversal now matters -
4881 call dfs_enumerate_from with bb_in_loop_p.
4882 (destroy_loop_vec_info): Takes additional argument to control whether
4883 stmt_vinfo of the loop stmts should be destroyed as well.
4884 (vect_is_simple_reduction): Allow the "non-reduction" use of a
4885 reduction stmt to be defines by a non loop-header phi.
4886 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
4888 * tree-vect-transform.c (vectorizable_reduction): Call
4889 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
4890 (vectorizable_call): Likewise.
4891 (vectorizable_conversion): Likewise.
4892 (vectorizable_operation): Likewise.
4893 (vectorizable_type_promotion): Likewise.
4894 (vectorizable_type_demotion): Likewise.
4895 (vectorizable_store): Likewise.
4896 (vectorizable_live_operation): Likewise.
4897 (vectorizable_reduction): Likewise. Also pass loop_info to
4898 vect_is_simple_reduction instead of loop.
4899 (vect_init_vector): Call nested_in_vect_loop_p.
4900 (get_initial_def_for_reduction): Likewise.
4901 (vect_create_epilog_for_reduction): Likewise.
4902 (vect_init_vector): Check which loop to work with, in case there's an
4904 (get_initial_def_for_inducion): Extend to handle outer-loop
4905 vectorization. Fix indentation.
4906 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
4907 In the case vect_induction_def get the vector def from the induction
4908 phi node, instead of calling get_initial_def_for_inducion.
4909 (get_initial_def_for_reduction): Extend to handle outer-loop
4911 (vect_create_epilog_for_reduction): Extend to handle outer-loop
4913 (vect_transform_loop): Change assert to just skip this case. Add a
4915 (vect_finish_stmt_generation): Add a couple asserts.
4917 (vect_estimate_min_profitable_iters): Multiply
4918 cost of inner-loop stmts (in outer-loop vectorization) by estimated
4920 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
4921 this is an inner-loop reduction in outer-loop vectorization.
4923 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
4924 Same code as what used to be vect_analyze_scalar_cycles, only with
4925 additional argument loop, and loop_info passed to
4926 vect_is_simple_reduction instead of loop.
4927 (vect_analyze_scalar_cycles): Code factored out into
4928 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
4929 Updated documentation.
4930 (analyze_operations): Check for inner-loop loop-closed exit-phis during
4931 outer-loop vectorization that are live or not used in the outerloop,
4932 cause this requires special handling.
4933 (vect_enhance_data_refs_alignment): Don't consider versioning for
4935 (vect_analyze_data_refs): Check that there are no datarefs in the
4937 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
4938 and vect_used_in_outer_by_reduction cases.
4939 (process_use): Also consider the case of outer-loop stmt defining an
4940 inner-loop stmt and vice versa.
4941 (vect_analyze_loop_1): New function.
4942 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
4943 loops. Call vect_analyze_loop_1.
4944 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
4945 been vectorized. Call destroy_loop_vec_info with additional argument.
4947 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
4948 in the inner-loop when doing outer-loop vectorization. Add
4949 documentation and printout.
4950 (vect_recog_dot_prod_pattern): Likewise. Also add check for
4951 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
4953 2007-08-18 Andrew Pinski <pinskia@gmail.com>
4955 * tree-affine.h (print_aff): New prototype.
4956 (debug_aff): Likewise.
4957 * tree-affine.c (print_aff): New function.
4958 (debug_aff): Likewise.
4960 2007-08-18 Paul Brook <paul@codesourcery.com>
4961 Joseph Myers <joseph@codesourcery.com>
4963 * common.opt (-fdebug-prefix-map=): New option.
4964 * opts.c: Include debug.h.
4965 (common_handle_option): Handle -fdebug-prefix-map.
4966 * final.c: Include ggc.h.
4967 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
4968 remap_debug_filename): New.
4969 * Makefile.in (final.o, opts.o): Update dependencies.
4970 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
4971 * configure.ac: Check for assembler --debug-prefix-map support.
4972 * configure, config.in: Regenerate.
4973 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
4974 (ASM_DEBUG_SPEC): Include ASM_MAP.
4975 * doc/install.texi (--with-debug-prefix-map): Document.
4976 * doc/invoke.texi (-fdebug-prefix-map): Document.
4977 * dbxout.c (dbxout_init, dbxout_start_source_file,
4978 dbxout_source_file): Call remap_debug_filename.
4979 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
4980 dwarf2out_start_source_file, dwarf2out_finish): Call
4981 remap_debug_filename.
4982 (file_table_relative_p): Do not check d->emitted_number.
4983 * toplev.c (output_file_directive): Call remap_debug_filename.
4984 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
4985 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
4987 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4989 * loop-invariant.c (find_invariants_to_move): Add missing macro
4992 2007-08-17 Tom Tromey <tromey@redhat.com>
4994 * tree.h (struct tree_label_decl): Removed old "java" fields.
4996 2007-08-17 Richard Sandiford <richard@codesourcery.com>
4997 Nigel Stephens <nigel@mips.com>
4999 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5000 Treat -mno-data-in-code and -mcode-xonly as aliases for
5001 -mcode-readable=no and -mcode-readable=pcrel respectively.
5002 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5003 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5004 (MULTILIB_DIRNAMES): Update accordingly.
5006 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5008 * Makefile.in (version.o): Depend on $(REVISION) only if
5009 REVISION_s is defined.
5011 2007-08-17 Sa Liu <saliu@de.ibm.com>
5012 Ulrich Weigand <uweigand@de.ibm.com>
5015 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5016 use build_qualified_type to retain qualifiers of the base type.
5018 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5020 * config/score/score.md : Update pattern tablejump.
5021 * config/score/score.c : Update score_initialize_trampoline
5023 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5024 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5025 * doc/contrib.texi: Add my entry.
5027 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5029 * Makefile.in (REVISION): New.
5032 (version.o): Also depend on $(REVISION). Add
5033 -DREVISION=$(REVISION_s).
5035 * version.c (version_string): Add REVISION.
5037 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5039 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5040 of GOTO that's relocated to a different block.
5042 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5044 * c-common.c (const_strip_array_types): New.
5045 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5046 (const_strip_array_types): New.
5047 * c-objc-common.c (c_disregard_inline_limits,
5048 c_warn_unused_global_decl): Constify.
5049 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5050 c_vla_type_p, c_incomplete_type_error): Likewise.
5051 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5052 * hooks.c (hook_bool_const_tree_false): New.
5053 * hooks.h (hook_bool_const_tree_false): Likewise.
5054 * langhooks-def.h (lhd_warn_unused_global_decl,
5055 lhd_incomplete_type_error, lhd_expr_size,
5056 lhd_tree_inlining_disregard_inline_limits,
5057 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5058 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5059 * langhooks.c (lhd_warn_unused_global_decl,
5060 lhd_incomplete_type_error,
5061 lhd_tree_inlining_disregard_inline_limits,
5062 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5063 lhd_expr_size): Likewise.
5064 * langhooks.h (lang_hooks_for_tree_inlining,
5065 lang_hooks_for_tree_dump, lang_hooks_for_types,
5066 lang_hooks_for_decls, lang_hooks): Likewise.
5067 * pointer-set.c (pointer_set_t, pointer_set_create,
5068 pointer_set_contains, insert_aux, pointer_set_insert,
5069 pointer_set_traverse, pointer_map_t, pointer_map_create,
5070 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5072 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5073 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5074 pointer_map_traverse): Likewise.
5075 * predict.c (assert_is_empty): Likewise.
5076 * tree-affine.c (free_name_expansion): Likewise.
5077 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5078 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5079 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5081 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5083 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5085 (destroy_loop_vec_info): Add call to VEC_free.
5086 * tree-vectorizer.h (may_alias_ddrs): Define.
5087 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5088 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5089 Change reporting to dump.
5090 (vect_is_duplicate_ddr): New.
5091 (vect_mark_for_runtime_alias_test): New.
5092 (vect_analyze_data_ref_dependences) Add call to
5093 vect_mark_for_runtime_alias_test.
5094 (vect_enhance_data_refs_alignment): Define local variable
5095 vect_versioning_for_alias_required, don't perform
5096 peeling for alignment if versioning for alias is
5098 (vect_enhance_data_refs_alignment): Use
5099 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5100 PARAM_VECT_MAX_VERSION_CHECKS.
5101 * tree-vect-transform.c
5102 (vect_create_cond_for_alias_checks): New.
5103 (vect_transform_loop): Add call to
5104 vect_create_cond_for_alias_checks.
5105 (vect_vfa_segment_size): New.
5106 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5108 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5109 * gcc/doc/invoke.texi
5110 (vect-max-version-for-alignment-checks): Document.
5111 (vect-max-version-for-alias-checks): Document.
5112 (vect-max-version-checks): Remove.
5114 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5116 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5117 the same line as the instruction for all asm dialects.
5118 (*rep_movsi): Ditto.
5119 (*rep_movsi_rex64): Ditto.
5120 (*rep_movqi): Ditto.
5121 (*rep_movqi_rex64): Ditto.
5122 (*rep_stosdi_rex64): Ditto.
5123 (*rep_stossi): Ditto.
5124 (*rep_stossi_rex64): Ditto.
5125 (*rep_stosqi): Ditto.
5126 (*rep_stosqi_rex64): Ditto.
5127 (*cmpstrnqi_nz_1): Ditto.
5128 (*cmpstrnqi_nz_rex_1): Ditto.
5129 (*cmpstrnqi_1): Ditto.
5130 (*cmpstrnqi_rex_1): Ditto.
5131 (*strlenqi_1): Ditto.
5132 (*strlenqi_rex_1): Ditto.
5133 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5134 prefix on the same line as the instruction for all asm dialects.
5135 (sync_double_compare_and_swap<mode>): Ditto.
5136 (*sync_double_compare_and_swapdi_pic): Ditto.
5137 (*sync_compare_and_swap_cc<mode>): Ditto.
5138 (sync_double_compare_and_swap_cc<mode>): Ditto.
5139 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5140 (sync_old_add<mode>): Ditto.
5141 (sync_add<mode>): Ditto.
5142 (sync_sub<mode>): Ditto.
5143 (sync_ior<mode>): Ditto.
5144 (sync_and<mode>): Ditto.
5145 (sync_xor<mode>): Ditto.
5147 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5150 * reload.c (find_reloads): Check that the memory returned by
5151 find_reloads_toplev was not the result of forcing a constant
5153 (find_reloads_toplev): Always use simplify_gen_subreg to get
5154 the subreg of a constant. If the result is also a constant,
5155 but not a legitimate one, force it into the constant pool
5156 and reload its address.
5158 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5160 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5163 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5165 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5166 directive for the current vector ABI.
5168 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5171 * caller-save.c (reg_save_code): Set invalide status on restore code.
5173 2007-08-15 Diego Novillo <dnovillo@google.com>
5175 * tree-ssa-alias.c (compute_memory_partitions): Use
5176 alias_bitmap_obstack to allocate bitmaps.
5177 (reset_alias_info): Factor out of init_alias_info.
5178 Mark all name tags not associated to an SSA name for renaming.
5179 (init_alias_info): Call it.
5180 (create_name_tags): Tidy. Add comments.
5181 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5183 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5185 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5186 scheduler dependencies.
5188 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5190 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5192 (*iorsi_1_zext): Likewise.
5193 (*iorsi_1_zext_imm): Likewise.
5194 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5195 with "rm"/"xm" constraint.
5196 (sse2_vmsqrtv2df2): Likewise.
5198 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5201 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5204 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5206 * tree-pass.h (PROP_pta): Removed.
5207 (TODO_rebuild_alias): New.
5208 (pass_may_alias): Removed.
5209 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5210 aliasing if we changed something.
5211 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5213 (pass_may_alias): Removed.
5214 (create_structure_vars): Return TODO_rebuild_alias.
5215 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5216 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5218 (tree_sra_early): We never affect aliasing right now.
5219 * tree-flow.h (compute_may_aliases): New prototype.
5220 * passes.c: Remove pass_may_alias from the passes.
5221 (execute_function_todo): Support TODO_rebuild_alias.
5223 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5225 * i386.c: (legitimize_address): Move dllimported variable check
5226 infront of legitimizing pic address of CONST symbols.
5228 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5230 PR tree-optimization/32941
5231 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5232 (goto_queue_cmp): Remove.
5233 (find_goto_replacement): Change search method.
5234 (maybe_record_in_goto_queue): Add assert.
5235 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5236 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5238 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5240 * alias.c (component_uses_parent_alias_set): Constify.
5241 * alias.h (component_uses_parent_alias_set): Likewise.
5242 * cfgrtl.c (print_rtl_with_bb): Likewise.
5243 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5244 mpz_get_double_int): Likewise.
5245 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5246 mpz_get_double_int): Likewise.
5247 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5248 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5250 * expr.h (safe_from_p): Likewise.
5251 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5253 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5254 zero_sized_type, goa_lhs_expr_p): Likewise.
5255 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5256 * rtl.h (print_rtl_with_bb): Likewise.
5257 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5258 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5259 * tree-flow-inline.h (bb_stmt_list): Constify.
5260 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5262 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5263 const_first_stmt, const_last_stmt): New.
5264 (block_may_fallthru, empty_block_p): Constify.
5265 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5266 EXPR_ONLY_BODY): New.
5267 (expr_first, expr_last, expr_only): Use macro for body.
5268 (const_expr_first, const_expr_last, const_expr_only): New.
5269 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5270 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5271 ctsi_prev, ctsi_stmt): New.
5272 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5273 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5274 * tree-ssa-loop-niter.c (loop_only_exit_p,
5275 derive_constant_upper_bound): Likewise.
5276 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5277 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5278 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5279 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5280 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5281 * tree.c (get_type_static_bounds): Likewise.
5282 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5283 (get_type_static_bounds): Constify.
5285 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5288 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5289 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5290 (*<addsub><mode>3_cc_overflow): New.
5291 (*add<mode>3_cconly_overflow): New.
5292 (*sub<mode>3_cconly_overflow): New.
5293 (*<addsub>si3_zext_cc_overflow): New.
5294 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5295 CCCmode for LTU, GTU, LEU and GEU.
5296 (ix86_comparison_operator): Likewise.
5297 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5298 * config/i386/i386.c (put_condition_code): Support CCCmode.
5299 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5300 or MINUS expressions.
5302 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5305 * c-typeck.c (build_binary_op): Disallow vector float types with
5306 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5308 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5310 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5311 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5312 (dep_def): New typedef.
5313 (init_dep_1, sd_debug_dep): Declare functions.
5314 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5315 (debug_dep_links): Remove.
5316 (struct _deps_list): New field 'n_links'.
5317 (DEPS_LIST_N_LINKS): New macro.
5318 (FOR_EACH_DEP_LINK): Remove.
5319 (create_deps_list, free_deps_list, delete_deps_list): Remove
5321 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5322 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5323 (copy_deps_list_change_con, move_dep_link): Ditto.
5324 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5325 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5327 (INSN_BACK_DEPS): Remove.
5328 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5330 (INSN_DEP_COUNT): Remove.
5331 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5332 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5333 Declare global variables.
5334 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5335 (add_forw_dep, compute_forward_dependences): Remove declarations.
5336 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5337 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5338 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5340 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5342 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5343 (sd_list_types_def): New typedef.
5344 (sd_next_list): Declare function.
5345 (struct _sd_iterator): New type.
5346 (sd_iterator_def): New typedef.
5347 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5349 (FOR_EACH_DEP): New cycle wrapper.
5350 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5352 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5353 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5356 * sched-deps.c (init_dep_1): Make global.
5357 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5359 (dump_dep): New static function.
5360 (dump_dep_flags): New static variable.
5361 (sd_debug_dep): New function.
5362 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5364 (move_dep_link): Use remove_from_deps_list (), instead of
5366 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5367 (dep_link_is_detached_p): New static function.
5368 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5370 (dn_pool, dl_pool): New alloc_pools.
5371 (dn_pool_diff, dl_pool_diff): New static variables.
5372 (create_dep_node, delete_dep_node): New static function.
5373 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5374 (deps_list_empty_p): Make it static. Use 'n_links' field.
5375 (deps_pools_are_empty_p): New static function.
5376 (alloc_deps_list, delete_deps_list): Remove.
5377 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5378 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5379 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5380 (forward_dependency_cache): Remove.
5381 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5382 'back' from the names. Change signature to use dep_t instead of
5384 (add_back_dep): Ditto. Make global.
5385 (check_dep_status): Rename to check_dep ().
5386 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5388 (sd_finish_insn): Ditto.
5389 (sd_find_dep_between_no_cache): New static function.
5390 (sd_find_dep_between): New function.
5391 (ask_dependency_caches, set_dependency_caches): New static functions.
5392 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5393 (add_or_update_dep_1): Separate pieces of functionality into
5394 ask_dependency_caches (), update_dependency_caches (),
5395 change_spec_dep_to_hard (), update_dep ().
5396 (get_back_and_forw_lists): New static function.
5397 (sd_add_dep): Separate setting of dependency caches into
5398 set_dependency_caches ().
5399 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5401 (sd_delete_dep): Ditto.
5402 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5403 (dump_lists): New static function.
5404 (sd_debug_lists): New debug function.
5405 (delete_all_dependences, fixup_sched_groups): Update to use
5406 sd_* infrastructure.
5407 (sched_analyze_2): Create data-speculative dependency only if
5408 data-speculation is enabled.
5409 (sched_analyze_insn): If insn cannot be speculative, make all its
5410 dependencies non-speculative.
5411 (sched_analyze): Use sd_init_insn ().
5412 (add_forw_dep, compute_forward_dependencies): Remove.
5413 (delete_dep_nodes_in_back_deps): New static function.
5414 (sched_free_deps): New function.
5415 (init_dependency_caches): Init alloc_pools.
5416 (extend_depedency_caches): Update after removing of
5417 forward_dependency_cache.
5418 (free_dependency_caches): Ditto. Free alloc_pools.
5419 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5420 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5422 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5423 (add_dependence): Use init_dep ().
5424 (get_dep_weak_1): New static function.
5425 (get_dep_weak): Move logic to get_dep_weak_1 ().
5426 (dump_ds): New static function moved from haifa-sched.c:
5427 debug_spec_status ().
5428 (debug_ds): New debug function.
5429 (check_dep_status): Rename to check_dep (). Update to check whole
5432 * haifa-sched.c (spec_info): Make global.
5433 (added_recovery_block_p): Rename to
5434 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5435 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5436 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5437 to use new interfaces.
5438 (ok_for_early_queue_removal): Ditto.
5439 (schedule_block): Initialize logical uids of insns emitted by the
5441 (sched_init): Initialize new variable.
5442 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5444 (extend_global): Initialize insn data.
5445 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5446 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5448 (add_to_speculative_block): Update to use new interfaces.
5449 (create_recovery_block): Set new variables.
5450 (create_check_block_twin, fix_recovery_deps): Update to use new
5452 (sched_insn_is_legitimate_for_speculation_p): New function.
5453 (speculate_insn): Move checking logic to
5454 sched_insn_is_legitimate_for_speculation_p ().
5455 (sched_remove_insn): Finalize sched-deps information of instruction.
5456 (clear_priorities, add_jump_dependencies): Update to use new
5458 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5460 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5461 to use new interfaces.
5462 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5463 (new_ready): Try to use control speculation only if it is available.
5464 (add_branch_dependences): Update to use new interfaces.
5465 (compute_block_backward_dependences): Rename to
5466 compute_block_dependences (). Call
5467 targetm.sched.dependencies_evaluation_hook ().
5468 (free_block_dependencies): New static function.
5469 (debug_dependencies): Update to use new interfaces.
5470 (schedule_region): Remove separate computation of forward dependencies.
5471 Move call of targetm.sched.dependencies_evaluation_hook () to
5472 compute_block_dependences (). Free dependencies at the end of
5473 scheduling the region.
5475 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5477 (add_deps_for_risky_insns): Ditto.
5478 (schedule_ebb): Remove separate computation of forward dependencies.
5479 Free dependencies at the end of scheduling the ebb.
5481 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5482 (build_intra_loop_deps): Ditto. Remove separate computation of
5483 forward dependencies. Free sched-deps dependencies.
5485 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5486 to use new interfaces.
5487 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5489 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5491 (is_costly_group): Ditto.
5493 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5495 * alias.c (rtx_equal_for_memref_p): Constify.
5496 * basic-block.h (const_edge, const_basic_block): New.
5497 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5498 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5499 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5500 probably_never_executed_bb_p, edge_probability_reliable_p,
5501 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5502 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5504 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5505 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5507 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5508 flow_nodes_print, dfs_enumerate_from): Likewise.
5509 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5510 control_flow_insn_p, count_basic_blocks): Likewise.
5511 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5512 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5513 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5514 average_num_loop_insns, loop_exit_edge_p,
5515 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5516 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5517 average_num_loop_insns, seq_cost): Likewise.
5518 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5519 * dominance.c (dominated_by_p): Likewise.
5520 * emit-rtl.c (validate_subreg): Likewise.
5521 * except.c (can_throw_internal, can_throw_external): Likewise.
5522 * except.h (can_throw_internal, can_throw_external): Likewise.
5523 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5524 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5525 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5526 simple_mem, store_ops_ok, load_kills_store, find_loads,
5527 store_killed_in_insn, store_killed_after, store_killed_before,
5528 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5530 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5531 noce_mem_write_may_trap_or_fault_p): Likewise.
5532 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5534 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5536 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5537 probably_cold_bb_p, probably_never_executed_bb_p,
5538 edge_probability_reliable_p, br_prob_note_reliable_p,
5539 can_predict_insn_p): Likewise.
5540 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5541 * resource.c (return_insn_p): Likewise.
5542 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5544 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5545 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5546 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5547 verify_gimple_modify_stmt): Likewise.
5548 * tree-chrec.c (is_not_constant_evolution,
5549 is_multivariate_chrec_rec, is_multivariate_chrec,
5550 chrec_contains_symbols, chrec_contains_undetermined,
5551 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
5552 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
5553 eq_evolutions_p, scev_direction): Likewise.
5554 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
5555 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
5556 chrec_contains_symbols_defined_in_loop,
5557 chrec_contains_undetermined, tree_contains_chrecs,
5558 evolution_function_is_affine_multivariate_p,
5559 evolution_function_is_univariate_p, chrec_zerop,
5560 evolution_function_is_constant_p, evolution_function_is_affine_p,
5561 evolution_function_is_affine_or_constant_p,
5562 tree_does_not_contain_chrecs, chrec_type): Likewise.
5563 * tree-data-ref.c (tree_fold_divides_p,
5564 object_address_invariant_in_loop_p, dr_may_alias_p,
5565 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
5566 same_access_functions, constant_access_functions,
5567 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
5569 * tree-flow.h (scev_direction): Likewise.
5570 * tree-gimple.c (is_gimple_stmt): Likewise.
5571 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
5573 * tree-pretty-print.c (op_prio): Likewise.
5574 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
5575 analyzable_condition, backedge_phi_arg_p): Likewise.
5576 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
5577 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
5578 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
5581 2007-08-13 Dan Hipschman <dsh@google.com>
5584 * c-format.c (check_format_arg): Move check for zero-length
5585 format strings below the check for unterminated strings.
5587 2007-08-13 Andrew Pinski <pinskia@gmail.com>
5590 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
5593 2007-08-13 Nick Clifton <nickc@redhat.com>
5595 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
5597 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5600 * c-format.c (gcc_gfc_length_specs): New array.
5601 (gcc_gfc_char_table): Add unsigned specifier, and references to
5602 the l length modifier.
5603 (format_types_orig): Use the new gcc_gfc_length_specs.
5605 2007-08-12 Sa Liu <saliu@de.ibm.com>
5607 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
5608 and with REG_RETVAL note after split.
5610 2007-08-11 David Daney <ddaney@avtrex.com>
5612 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
5613 as ATTRIBUTE_UNUSED.
5615 2007-08-11 David Edelsohn <edelsohn@gnu.org>
5616 Segher Boessenkool <segher@kernel.crashing.org>
5618 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
5619 HAVE_LOCAL_CPU_DETECT not defined.
5621 2007-08-11 Jan Hubicka <jh@suse.cz>
5623 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
5624 (cgraph_process_new_functions): Honor previous value of
5625 disregard_inline_limits.
5626 * ipa-inline.c (compute_inline_parameters): Likewise.
5628 2007-08-11 Ian Lance Taylor <iant@google.com>
5630 * alias.h (alias_set_type): Define new type.
5631 (ALIAS_SET_MEMORY_BARRIER): Use it.
5632 * rtl.h: Include alias.h.
5633 (struct mem_attrs): Use alias_set_type.
5634 * tree.h: Include alias.h
5635 (struct tree_type): Use alias_set_type.
5636 (struct tree_struct_field_tag): Likewise.
5637 (struct tree_decl_common): Likewise.
5638 * alias.c (struct alias_set_entry): Use alias_set_type.
5639 (get_alias_set_entry, alias_set_subset_of): Likewise.
5640 (alias_sets_conflict_p): Likewise.
5641 (alias_sets_must_conflict_p): Likewise.
5642 (objects_must_conflict_p): Likewise.
5643 (get_alias_set, new_alias_set): Likewise.
5644 (record_alias_subset, record_component_aliases): Likewise.
5645 (varargs_set, frame_set): Change to alias_set_type.
5646 (get_varargs_alias_set): Use alias_set_type.
5647 (get_frame_alias_set): Likewise.
5648 * builtins.c (setjmp_alias_set): Change to alias_set_type.
5649 * dse.c (struct store_info): Use alias_set_type.
5650 (struct read_info, struct clear_alias_mode_holder): Likewise.
5651 (clear_alias_set_lookup, canon_address): Likewise.
5652 (record_store, check_mem_read_rtx): Likewise.
5653 (dse_record_singleton_alias_set): Likewise.
5654 (dse_invalidate_singleton_alias_set): Likewise.
5655 * emit-rtl.c (get_mem_attrs): Likewise.
5656 (set_mem_attributes_minus_bitpos): Likewise.
5657 (set_mem_alias_set): Likewise.
5658 * expr.c (store_constructor_field, store_field): Likewise.
5659 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
5660 * langhooks.c (lhd_get_alias_set): Likewise.
5661 * langhooks-def.h (lhd_get_alias_set): Likewise.
5662 * reload1.c (alter_reg): Likewise.
5663 * tree-flow.h (struct fieldoff): Likewise.
5664 * tree-ssa-alias.c (struct alias_map_d): Likewise.
5665 (may_alias_p, get_smt_for, create_sft): Likewise.
5666 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
5667 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
5668 (merge_smts_into): Likewise.
5669 * varasm.c (const_alias_set): Likewise.
5670 * c-common.c (strict_aliasing_warning): Likewise.
5671 (c_common_get_alias_set): Likewise.
5672 * dse.h (dse_record_singleton_alias_set): Update declaration.
5673 (dse_invalidate_singleton_alias_set): Likewise.
5674 * emit-rtl.h (set_mem_alias_set): Likewise.
5675 * c-common.h (c_common_get_alias_set): Likewise.
5676 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
5677 * print-tree.c (print_node): Likewise.
5678 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
5680 (alpha_setup_incoming_varargs): Use alias_set_type.
5681 * config/i386/i386.c (setup_incoming_varargs_64): Use
5683 (setup_incoming_varargs_ms_64): Likewise.
5684 (ix86_GOT_alias_set): Likewise.
5685 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5686 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
5687 (set): Change to alias_set_type.
5688 (get_TOC_alias_set): Use alias_set_type.
5689 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
5691 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
5692 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
5694 (struct_value_alias_set): Likewise.
5695 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
5697 2007-08-11 Richard Sandiford <richard@codesourcery.com>
5699 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
5700 * config/vxworks.h (TARGET_VXWORKS): Override.
5701 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
5702 "mips" if TARGET_VXWORKS.
5704 2007-08-11 Richard Sandiford <richard@codesourcery.com>
5706 * calls.c (avoid_likely_spilled_reg): New function.
5707 (expand_call): Use it.
5709 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5711 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
5713 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
5715 * config/mips/predicates.md (const_call_insn_operand): Invoke
5716 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
5718 2007-08-10 David Edelsohn <edelsohn@gnu.org>
5721 * config/rs6000/driver-rs6000.c: Include link.h.
5722 Use ElfW instead of wordsize-specif typedef.
5724 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5726 * system.h (CONST_CAST): New.
5727 * c-decl.c (c_make_fname_decl): Use it.
5728 * c-lex.c (cb_ident, lex_string): Likewise.
5729 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5730 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5731 give_switch, set_multilib_dir): Likewise.
5732 * gengtype-parse.c (string_seq, typedef_name): Likewise.
5733 * passes.c (execute_one_pass): Likewise.
5734 * prefix.c (update_path): Likewise.
5735 * pretty-print.c (pp_base_destroy_prefix): Likewise.
5736 * tree.c (build_string): Likewise.
5738 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
5740 * tree-flow-inline.h (is_exec_stmt): Remove.
5741 (is_label_stmt): Remove.
5742 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
5745 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
5747 * lower-subreg.c (resolve_shift_zext): Don't adjust
5748 src_reg_num for wordmode operands.
5750 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
5751 David Ung <davidu@mips.com>
5753 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
5754 (TARGET_SCHED_REORDER2): Define.
5755 (mips_maybe_swap_ready): New.
5756 (mips_last_74k_agen_insn): New.
5757 (mips_74k_agen_init): New.
5758 (mips_74k_agen_reorder): New function to group loads and stores
5760 (mips_sched_init): New.
5761 (mips_sched_reorder): Don't do initialization here. Call
5762 mips_74k_agen_reorder.
5763 (mips_variable_issue): Call mips_74k_agen_init.
5765 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
5767 * tree-flow-inline.h (get_filename): Remove.
5769 2007-08-10 Richard Sandiford <richard@codesourcery.com>
5771 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
5773 (mips_fetch_insns): Delete in favor of...
5774 (mips_load_store_insns): ...this new function.
5775 * config/mips/mips.c (mips_address_insns): Add a boolean argument
5776 to say whether multiword moves _might_ be split.
5777 (mips_fetch_insns): Delete in favor of...
5778 (mips_load_store_insns): ...this new function.
5779 (mips_rtx_costs): Update the call to mips_address_insns.
5780 (mips_address_cost): Likewise.
5781 * config/mips/mips.md (length): Use mips_load_store_insns instead
5782 of mips_fetch_insns.
5783 * config/mips/constraints.md (R): Use mips_address_insns rather
5784 than mips_fetch_insns. Assume that the move never needs to be split.
5786 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5788 * config/mips/mips.opt (mhard-float, msoft-float): Make these
5789 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
5790 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
5791 * config/mips/mips.h (mips16_hard_float): Delete.
5792 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
5793 definitions, and replace with....
5794 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
5795 * config/mips/mips.c (mips16_hard_float): Delete. Replace
5796 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
5797 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
5798 (override_options): Replace MASK_SOFT_FLOAT references with
5799 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
5800 and mips16_hard_float when TARGET_MIPS16.
5802 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5805 * c-typeck.c (build_binary_op): Check for non pointer types before
5806 calling int_fits_type_p.
5808 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5811 * fold-const.c (omit_one_operand): Return only the ommitted expression
5812 if the result is an empty statement.
5813 (pedantic_omit_one_operand): Likewise.
5815 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
5817 * c-typeck.c (readonly_error): Improve error for assignment.
5819 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
5821 (pp_c_expression): Ditto.
5823 2007-08-09 Simon Baldwin <simonb@google.com>
5825 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
5826 break that was preventing simplify_associative_operation() for xor.
5828 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5829 Nigel Stephens <nigel@mips.com>
5831 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
5832 Document change in interpretation of value from boolean to
5834 * optabs.c (expand_ffs, expand_ctz): New functions to compute
5835 ffs and ctz using clz.
5836 (expand_unop): Call them.
5837 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
5839 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
5840 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
5841 enable the new ffs expansion on this target.
5843 2007-08-09 Jan Hubicka <jh@suse.cz>
5845 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
5846 (expand_ternary_op): Likewise.
5847 (expand_vec_shift_expr): Likewise.
5848 (expand_binop_directly): Likewise.
5849 (expand_binop): Likewise.
5850 (sign_expand_binop): Likewise.
5851 (expand_twoval_unop): Likewise.
5852 (expand_twoval_binop): Likewise.
5853 (expand_twoval_binop_libfunc): Likewise.
5854 (widen_clz): Likewise.
5855 (widen_bswap): Likewise.
5856 (expand_parity): Likewise.
5857 (expand_unop): Likewise.
5858 (expand_abs_nojump): Likewise.
5859 (expand_copysign): Likewise.
5860 (emit_no_conflict_block): Likewise.
5861 (emit_libcall_block): Likewise.
5862 (can_compare_p): Likewise.
5863 (prepare_cmp_insn): Likewise.
5864 (emit_cmp_and_jump_insn_1): Likewise.
5865 (prepare_float_lib_cmp): Likewise.
5866 (emit_conditional_add): Likewise.
5867 (gen_add2_insn): Likewise.
5868 (have_add2_insn): Likewise.
5869 (gen_sub2_insn): Likewise.
5870 (have_sub2_insn): Likewise.
5871 (can_extend_p): Likewise.
5872 (can_fix_p): Likewise.
5873 (can_float_p): Likewise.
5874 (expand_float): Likewise.
5875 (expand_fix): Likewise.
5876 (expand_sfix_optab): Likewise.
5877 (new_optab): Likewise.
5878 (new_convert_optab): Likewise.
5879 (init_libfuncs): Likewise.
5880 (init_interclass_conv_libfuncs): Likewise.
5881 (init_intraclass_conv_libfuncs): Likewise.
5882 (set_conv_libfunc): Likewise.
5883 (init_optabs): Likewise.
5884 (debug_optab_libfuncs): Likewise.
5885 (gen_cond_trap): Likewise.
5886 * optabs.h (optab_handler, convert_optab_hanlder): New.
5887 * genopinit.c: Update optabs generation table.
5888 * reload.c (find_reloads_address_1): Use optabs accestors.
5889 * builtins.c (expand_builtin_mathfn): Likewise.
5890 (expand_builtin_mathfn_2): Likewise.
5891 (expand_builtin_mathfn_3): Likewise.
5892 (expand_builtin_interclass_mathfn): Likewise.
5893 (expand_builtin_sincos): Likewise.
5894 (expand_builtin_cexpi): Likewise.
5895 (expand_builtin_powi): Likewise.
5896 (expand_builtin_strlen): Likewise.
5897 * dojump.c (do_jump): Likewise.
5898 * expr.c (convert_move): Likewise.
5899 (move_by_pieces): Likewise.
5900 (move_by_pieces_ninsns): Likewise.
5901 (can_store_by_pieces): Likewise.
5902 (store_by_pieces_1): Likewise.
5903 (emit_move_via_integer): Likewise.
5904 (emit_move_complex): Likewise.
5905 (emit_move_ccmode): Likewise.
5906 (emit_move_insn_1): Likewise.
5907 (emit_single_push_insn): Likewise.
5908 (store_constructor): Likewise.
5909 (expand_expr_real_1): Likewise.
5910 (do_store_flag): Likewise.
5911 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
5912 (enumerate_modes): Likewise.
5913 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5914 (supportable_widening_operation): Likewise.
5915 (supportable_narrowing_operation): Likewise.
5916 * expmed.c (store_bit_field_1): Likewise.
5917 (extract_bit_field_1): Likewise.
5918 (expand_mult_highpart_optab): Likewise.
5919 (expand_smod_pow2): Likewise.
5920 (expand_divmod): Likewise.
5921 (emit_store_flag): Likewise.
5922 * tree-vect-patterns.c
5923 (vect_pattern_recog_1): Likewise.
5924 * tree-ssa-loop-prefetch.c
5925 (nontemporal_store_p): Likewise.
5926 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
5927 (vect_create_epilog_for_reduction): Likewise.
5928 (vectorizable_reduction): Likewise.
5929 (vectorizable_operation): Likewise.
5930 (vect_strided_store_supported): Likewise.
5931 (vectorizable_store): Likewise.
5932 (vect_strided_load_supported): Likewise.
5933 (vectorizable_load): Likewise.
5934 * combine.c (simplify_comparison): Likewise.
5935 * tree-vect-generic.c
5936 (type_for_widest_vector_mode): Likewise.
5937 (expand_vector_operations_1): Likewise.
5938 * config/spu/spu.c (spu_expand_mov): Likewise.
5939 (spu_emit_vector_compare): Likewise.
5940 * config/rs6000/rs6000.c
5941 (rs6000_emit_vector_compare): Likewise.
5942 * stmt.c (add_case_node): Likewise.
5943 * reload1.c (gen_reload):
5945 2007-08-09 Michael Matz <matz@suse.de>
5947 * tree.h (fixed_zerop): Declare as taking a const_tree.
5948 * tree.c (fixed_zerop): Take a const_tree.
5950 2007-08-09 Ira Rosen <irar@il.ibm.com>
5952 * tree-vect-transform.c (vectorizable_store): Remove call to
5953 copy_virtual_operands() and call mark_symbols_for_renaming() for
5954 the created vector store.
5955 (vect_setup_realignment): Don't call copy_virtual_operands() and
5956 update_vuses_to_preheader().
5957 (vectorizable_load): Don't call copy_virtual_operands().
5958 (update_vuses_to_preheader): Remove.
5960 2007-08-08 Chao-ying Fu <fu@mips.com>
5962 * tree.def (FIXED_POINT_TYPE): New type.
5963 (FIXED_CST): New constant.
5964 (FIXED_CONVERT_EXPR): New expr.
5965 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
5966 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
5967 * tree.h (struct tree_base): Add saturating_flag.
5968 Remove one bit of spare for saturating_flag.
5969 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
5970 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
5971 FIXED_POINT_TYPE_P): Define.
5972 (TYPE_SATURATING): Define.
5973 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
5974 (struct tree_fixed_cst): New.
5975 (TYPE_IBIT, TYPE_FBIT): Define.
5976 (tree_node): Add fixed_cst.
5977 (enum tree_index): Add new enumeration values of
5978 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
5979 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
5980 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
5981 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
5982 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
5983 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
5984 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
5985 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
5986 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
5987 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
5988 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
5989 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
5990 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
5991 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
5992 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
5993 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
5994 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
5995 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
5996 (sat_short_fract_type_node, sat_fract_type_node,
5997 sat_long_fract_type_node, sat_long_long_fract_type_node,
5998 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
5999 sat_unsigned_long_fract_type_node,
6000 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6001 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6002 unsigned_short_fract_type_node, unsigned_fract_type_node,
6003 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6004 sat_short_accum_type_node, sat_accum_type_node,
6005 sat_long_accum_type_node, sat_long_long_accum_type_node,
6006 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6007 sat_unsigned_long_accum_type_node,
6008 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6009 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6010 unsigned_short_accum_type_node, unsigned_accum_type_node,
6011 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6012 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6013 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6014 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6015 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6016 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6017 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6018 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6019 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6020 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6021 sat_uda_type_node, sat_uta_type_node): New macro.
6022 (make_fract_type, make_accum_type): Declare.
6023 (make_signed_fract_type, make_unsigned_fract_type,
6024 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6025 make_signed_accum_type, make_unsigned_accum_type,
6026 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6027 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6028 make_or_reuse_sat_signed_fract_type,
6029 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6030 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6031 make_or_reuse_sat_unsigned_accum_type): New macro.
6032 (fixed_zerop): Declare.
6033 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6034 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6035 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6036 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6037 * treestruct.def: Add TS_FIXED_CST.
6038 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6040 (tree-dump.o): Likewise.
6041 (print-tree.o): Likewise.
6042 (tree-pretty-print.o): Likewise.
6043 (fold-const.o): Likewise.
6044 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6045 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6046 (is_gimple_min_invariant): Handle FIXED_CST.
6047 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6048 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6049 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6050 (layout_type): Handle FIXED_POINT_TYPE.
6051 (make_fract_type, make_accum_type): New functions.
6052 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6053 * tree-dump.c (fixed-value.h): New include.
6054 (dump_fixed): New function.
6055 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6056 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6057 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6058 * tree-pretty-print.c (fixed-value.h): New include.
6059 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6061 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6062 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6063 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6064 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6065 for non-saturating fixed-point types.
6066 (reassociate_bb): Likewise.
6067 * emit-rtl.c (fixed-value.h): New include.
6068 (fconst0, fconst1): New array.
6069 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6070 * tree-vect-generic.c expand_vector_operation): Support
6071 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6073 (type_for_widest_vector_mode): Add one parameter for the
6075 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6077 Pass the satp parameter to type_for_mode for fixed-point types.
6078 (expand_vector_operations_1): Pass the saturating flag to
6079 type_for_widest_vector_mode.
6080 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6081 and MODE_VECTOR_UACCUM.
6082 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6083 (vectorizable_condition): Likewise.
6084 * tree.c (fixed-value.h): New include.
6085 (tree_code_size): Support FIXED_CST.
6086 (build_fixed): New function.
6087 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6088 (fixed_zerop): New function.
6089 (tree_node_structure): Support FIXED_CST.
6090 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6091 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6092 (type_hash_eq): Handle FIXED_POINT_TYPE.
6093 (simple_cst_equal): Support FIXED_CST.
6094 (iterative_hash_expr): Handle FIXED_CST.
6095 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6096 (get_narrower): Likewise.
6097 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6098 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6099 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6100 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6102 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6103 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6104 (initializer_zerop): Support FIXED_CST.
6105 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6106 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6107 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6108 (is_base_type): Handle FIXED_POINT_TYPE.
6109 (add_type_attribute): Handle FIXED_POINT_TYPE.
6110 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6111 * print-tree.c (fixed-value.h): New include.
6112 (print_node_brief): Support FIXED_CST.
6113 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6114 * c-pretty-print.c (fixed-value.h): New include.
6115 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6116 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6117 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6118 Support fixed-point types for inner items in VECTOR_TYPE.
6119 (pp_c_direct_declarator): Likewise.
6120 (pp_c_declarator): Likewise.
6121 (pp_c_fixed_constant): New function.
6122 (pp_c_constant): Handle FIXED_CST.
6123 (pp_c_primary_expression): Likewise.
6124 (pp_c_expression): Likewise.
6125 * fold-const.c (fixed-value.h): New include.
6126 (negate_expr_p): Return true for FIXED_CST.
6127 (fold_negate_expr): Support FIXED_CST.
6128 (split_tree): Support FIXED_CST.
6129 (const_binop): Support FIXED_CST.
6130 (fold_convert_const_int_from_fixed): New function to convert from
6132 (fold_convert_const_real_from_fixed): New function to convert from
6134 (fold_convert_const_fixed_from_fixed): New function to convert from
6135 fixed to another fixed.
6136 (fold_convert_const_fixed_from_int): New function to convert from
6138 (fold_convert_const_fixed_from_real): New function to convert from
6140 (fold_convert_const): Support conversions from fixed to int, from
6141 fixed to real, from fixed to fixed, from int to fixed, and from real
6143 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6144 (operand_equal_p): Support FIXED_CST.
6145 (make_range): For fixed-point modes, we need to pass the
6146 saturating flag as the 2nd parameter.
6147 (tree_swap_operands_p): Handle FIXED_CST.
6148 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6150 (fold_unary): Support FIXED_CONVERT_EXPR.
6151 (fold_binary): Handle FIXED_CST.
6152 Make sure the type is not saturating, before associating operations.
6153 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6154 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6155 (fold_negate_const): Support FIXED_CST.
6156 (fold_relational_const): Support FIXED_CST.
6157 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6158 (gimplify_expr): Handle FIXED_CST.
6159 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6160 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6161 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6162 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6163 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6164 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6165 LONG_LONG_ACCUM_TYPE_SIZE.
6166 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6167 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6168 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6169 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6170 MODE_ACCUM, and MODE_UACCUM.
6171 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6172 fixed-point types to disable reduction.
6173 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6175 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6177 * config/rs6000/x-rs6000: New file.
6178 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6179 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6180 (EXTRA_SPEC_FUNCTIONS): Define.
6181 (HAVE_LOCAL_CPU_DETECT): Define.
6182 (CC1_CPU_SPEC): Define.
6183 * config/rs6000/driver-rs6000.c: New file.
6184 * config/rs6000/aix.h (CC1_SPEC): Define.
6185 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6186 * config.host: Add x-rs6000 to host_xmake_file if host and target
6187 are rs6000 or powerpc.
6189 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6191 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6193 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6194 Sandra Loosemore <sandra@codesourcery.com>
6195 Chao-ying Fu <fu@mips.com>
6196 Nigel Stephens <nigel@mips.com>
6197 David Ung <davidu@mips.com>
6199 * doc/invoke.texi (-mcode-readable): Document.
6200 * config/mips/mips.opt (mcode-readable): New option.
6201 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6202 * config/mips/mips.h (mips_code_readable_setting): New enum.
6203 (mips_code_readable): Declare.
6204 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6205 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6206 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6207 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6208 boiler-plate comments.
6209 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6210 * config/mips/mips.c (mips_code_readable): New variable.
6211 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6212 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6213 context and -mcode-readable setting to restrict the use of
6214 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6215 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6216 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6217 (mips_blocks_for_constant_p): Only return false for
6218 TARGET_MIPS16_PCREL_LOADS.
6219 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6220 for MIPS16. Handle SYMBOL_32_HIGH.
6221 (mips_const_insns): Allow HIGHs for MIPS16 too.
6222 (mips_unspec_address_offset): New function, split out from...
6223 (mips_unspec_address): ...here.
6224 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6225 16-bit symbolic constants. Assert approropiate conditions for
6226 using the "la" and "dla" macros.
6227 (mips_handle_option): Handle -mcode-readable=.
6228 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6229 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6230 (mips_strip_unspec_address): New function, split out from...
6231 (print_operand_reloc): ...here.
6232 (print_operand): Pass constants through mips_strip_unspec_address.
6233 (print_operand_address): Likewise.
6234 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6235 (mips_select_rtx_section): Remove MIPS16 handling.
6236 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6237 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6238 (mips16_lay_out_constants): Do nothing unless
6239 TARGET_MIPS16_PCREL_LOADS.
6240 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6241 * config/mips/mips.md: Split HIGHs for MIPS16.
6242 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6244 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6246 * config/mips/mips-protos.h (mips_emit_move): Declare.
6247 * config/mips/mips.c (mips_emit_move): New function.
6248 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6249 (mips_legitimize_const_move): Likewise.
6250 (mips_legitimize_move): Likewise.
6251 (mips_split_64bit_move): Likewise.
6252 (mips_restore_gp): Likewise.
6253 (mips_load_call_address): Likewise.
6254 (mips_emit_fcc_reload): Likewise.
6255 (mips_set_return_address): Likewise.
6256 (mips_block_move_straight): Likewise.
6257 (mips_block_move_loop): Likewise.
6258 (mips_setup_incoming_varargs): Likewise.
6259 (mips_save_reg): Likewise.
6260 (mips_expand_prologue): Likewise.
6261 (mips_restore_reg): Likewise.
6262 (mips_expand_epilogue): Likewise.
6263 (mips_output_mi_thunk): Likewise.
6264 (build_mips16_call_stub): Likewise.
6265 (mips_builtin_branch_and_move): Likewise.
6266 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6267 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6268 (fixuns_truncdfdi2): Likewise.
6269 (fixuns_truncsfsi2): Likewise.
6270 (fixuns_truncsfdi2): Likewise.
6271 (loadgp_absolute): Likewise.
6272 (builtin_setjmp_setup): Likewise.
6273 (builtin_longjmp): Likewise.
6274 (untyped_call): Likewise.
6276 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6278 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6279 an "rtx *" argument. Return a bool.
6280 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6281 values and return true if they can be split. Take the same kind of
6282 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6283 and store the lo_sum there if nonnull. Use the symbol type to
6284 determine whether a $gp or HIGH is needed.
6285 (mips_legitimize_address): Update call to mips_split_symbol and
6286 simplify accordingly.
6287 (mips_legitimize_const_move): Likewise.
6288 * config/mips/mips.md: In the combine define_split,
6289 check mips_split_symbol instead of splittable_symbolic_operand.
6290 Update use of mips_split_symbol in the generator code.
6291 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6293 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6295 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6296 (mips_symbol_insns_1): New function, split out from...
6297 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6298 and stores separately from load addresses.
6299 (mips_classify_address): Replace uses of mips_symbolic_address_p
6300 with uses of mips_symbol_insns.
6301 (mips_address_insns): Update calls to mips_symbol_insns.
6302 (mips_const_insns): Likewise.
6303 (mips_legitimize_address): Likewise.
6305 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6307 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6308 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6309 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6310 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6311 non-call contexts if TARGET_MIPS16.
6312 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6313 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6314 code for SYMBOL_ABSOLUTE.
6315 (mips_symbol_insns): Likewise.
6317 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6319 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6320 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6321 (mips_symbolic_constant_p): Likewise. Update the call to
6322 mips_classify_symbol.
6323 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6324 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6325 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6326 (print_operand_reloc): Add a context argument. Update the call to
6327 mips_symbolic_constant_p.
6328 (print_operand): Update the calls to print_operand_reloc.
6329 (print_operand_address): Use print_operand_reloc rather than
6331 (mips_rewrite_small_data_p): Add a context argument. Update the call
6332 to mips_symbolic_constant_p.
6333 (mips_small_data_pattern_1): Make DATA the containing mem.
6334 Update the call to mips_rewrite_small_data_p.
6335 (mips_rewrite_small_data_1): Likewise.
6336 (mips_use_anchors_for_symbol_p): Update the call to
6337 mips_symbolic_constant_p.
6338 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6339 (splittable_symbolic_operand): Likewise.
6340 (move_operand): Likewise.
6341 (absolute_symbolic_operand): Likewise.
6342 (got_disp_operand): Likewise.
6343 (got_page_ofst_operand): Likewise.
6345 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6347 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6348 (SYMBOL_ABSOLUTE): ...this.
6349 (SYMBOL_SMALL_DATA): Rename to...
6350 (SYMBOL_GP_RELATIVE): ...this.
6351 (SYMBOL_CONSTANT_POOL): Rename to...
6352 (SYMBOL_PC_RELATIVE): ...this.
6353 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6354 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6355 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6356 after above changes.
6357 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6358 (general_symbolic_operand): Rename to...
6359 (absolute_symbolic_operand): ...this.
6360 * config/mips/mips.md: Update after above changes.
6362 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6363 Revital Eres <eres@il.ibm.com>
6365 * ddg.c (print_ddg): Add dump information.
6366 * modulo-sched.c (print_node_sched_params): Add parameter and
6368 (calculate_maxii): Remove function.
6369 (undo_generate_reg_moves): Likewise.
6370 (undo_permute_partial_schedule): Likewise.
6371 (kernel_number_of_cycles): Likewise.
6372 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6373 (sms_schedule): Use it. Remove profitability checks.
6374 (sms_schedule_by_order): Fix order of nodes within the cycle.
6376 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6378 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6379 -profile option, add pie support.
6380 (ENDFILE_SPEC): New spec.
6381 * config/gnu.h (LIB_SPEC): Add -profile option.
6383 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6385 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6386 * config/gnu.h (LIB_SPEC): Likewise.
6388 2007-08-07 Yaz Saito <saito@google.com>
6389 Ian Lance Taylor <iant@google.com>
6391 * common.opt (finstrument-functions-exclude-function-list): New
6393 (finstrument-functions-exclude-file-list): New option.
6394 * opts.c (char_p): Define and DEF_VEC.
6395 (flag_instrument_functions_exclude_functions): New static
6397 (flag_instrument_functions_exclude_files): New static variable.
6398 (add_instrument_functions_exclude_list): New static function.
6399 (flag_instrument_functions_exclude_p): New function.
6400 (common_handle_option): Handle new options.
6401 * flags.h (flag_instrument_functions_exclude_p): Declare.
6402 * gimplify.c (gimplify_function_tree): Call
6403 flag_instrument_functions_exclude_p.
6404 * doc/invoke.texi (Option Summary): Mention new options.
6405 (Code Gen Options): Document new options.
6407 2007-08-07 Ian Lance Taylor <iant@google.com>
6409 PR rtl-optimization/32776
6410 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6411 (resolve_use): Likewise.
6412 (decompose_multiword_subregs): Remove "changed" local variable.
6414 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6416 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6417 * configure: Regenerate.
6418 * config.in: Regenerate.
6419 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6422 2007-08-07 Ian Lance Taylor <iant@google.com>
6424 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6425 note, just delete the insn.
6427 2007-08-07 Andreas Schwab <schwab@suse.de>
6430 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6433 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6435 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6436 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6437 (decompose_multiword_subregs): Use the functions above to decompose
6438 multiword shifts and zero-extends.
6440 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6442 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6443 "assemble" descriptions which were swapped.
6445 2007-08-06 Chao-ying Fu <fu@mips.com>
6447 * fixed-value.h: New file.
6448 * fixed-value.c: New file.
6449 * Makefile.in (OBJS-common): Add fixed-value.o.
6450 (fixed-value.o): New rule.
6451 (GTFILES): Add fixed-value.h.
6452 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6453 to compare a.low and b.low.
6454 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6456 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6457 Daniel Jacobowitz <dan@codesourcery.com>
6460 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6462 (x86_64-*-netbsd*): Likewise.
6463 (x86_64-*-linux*): Likewise.
6464 (x86_64-*-kfreebsd*-gnu): Likewise.
6465 (x86_64-*-knetbsd*-gnu): Likewise.
6466 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6468 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6470 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6471 Add -fno-asynchronous-unwind-tables.
6473 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6474 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6475 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6476 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6477 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6479 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6481 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6482 (TARGET_C_MODE_FOR_SUFFIX): New.
6484 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6486 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6488 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6490 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6492 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6494 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6495 before checking function returns in conditional expressions.
6497 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6500 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6502 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6505 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6506 for INTEGRAL_TYPE_P.
6508 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6510 * configure.ac: Remove --enable-checking=df from default settings.
6511 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6512 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6513 if the parameter is true.
6514 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6515 DF_VERIFY_SCHEDULED flag is true.
6516 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6517 (df_finish_pass): Adjust prototype.
6518 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6521 * see.c (pass_see): Add TODO_df_verify.
6522 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6523 * global.c (rest_of_handle_global_alloc): Schedule verification
6525 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6527 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6528 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6529 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6531 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6532 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6533 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6535 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6536 Revital Eres <eres@il.ibm.com>
6538 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6540 * ddg.c (create_ddg_dependence): Rename to...
6541 (create_ddg_dep_from_intra_loop_link): This. Do not check
6542 for interloop edges. Do not create anti dependence edge when
6543 a true dependence edge exists in the opposite direction and
6544 -fmodulo-sched-allow-regmoves is set.
6545 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6546 (add_cross_iteration_register_deps): Create anti dependence edge
6547 when -fno-modulo-sched-allow-regmoves is set.
6548 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
6550 2007-08-04 Richard Sandiford <richard@codesourcery.com>
6552 * config/arm/arm.md (movsi): Add braces.
6554 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6557 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
6558 operands for the folding of "A - (A & B)" into "~B & A"; cast them
6561 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
6563 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
6564 state accessor functions.
6565 * cfgloopmanip.c (remove_path, create_preheaders,
6566 force_single_succ_latches, fix_loop_structure): Ditto.
6567 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6568 tree_duplicate_loop_to_header_edge): Ditto.
6569 * cfgloopanal.c (mark_irreducible_loops): Ditto.
6570 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
6572 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
6573 cleanup_tree_cfg): Ditto.
6574 * tree-cfg.c (tree_merge_blocks): Ditto.
6575 * cfgloop.c (rescan_loop_exit, record_loop_exits,
6576 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
6577 loop_preheader_edge, single_exit): Ditto.
6578 (flow_loops_find): Do not clear loops->state.
6579 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
6580 loops_state_clear): New functions.
6582 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6585 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6586 when adding to the base and convert ELT to sizetype instead of type.
6588 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6591 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
6592 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
6594 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6597 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
6598 correct type the negate expression.
6600 2007-08-03 Jan Hubicka <jh@suse.cz>
6602 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
6605 2007-08-03 David Edelsohn <edelsohn@gnu.org>
6607 * config/rs6000/rs6000.c (struct processor_cost): Change
6608 l1_cache_lines to l1_cache_size. Add l2_cache_size.
6609 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
6611 (rios1_costs, rios2_cost): Correct cache line size.
6612 (rs6000_override_options): Set l2-cache-size parameter.
6614 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6615 Diego Novillo <dnovillo@google.com>
6618 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6619 if the range includes 0.
6621 2007-08-03 Ben Elliston <bje@au.ibm.com>
6623 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
6624 mode to unspec expressions to silence a warning from the generator
6627 2007-08-02 Steve Ellcey <sje@cup.hp.com>
6629 * config/ia64/constraints.md ("U"): Make constraint vector only.
6631 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6634 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
6635 always_inline attribute on the function decl.
6637 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6640 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
6641 if we are compiling with -fPIC.
6643 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
6644 Nigel Stephens <nigel@mips.com>
6646 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
6647 Define for MIPS32 and MIPS64.
6649 2007-08-02 Nick Clifton <nickc@redhat.com>
6651 * config/host-hpux.c: Change copyright header to refer to version
6652 3 of the GNU General Public License and to point readers at the
6653 COPYING3 file and the FSF's license web page.
6654 * config/alpha/predicates.md, config/alpha/vms-ld.c,
6655 config/alpha/linux.h, config/alpha/alpha.opt,
6656 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
6657 config/alpha/vms-unwind.h, config/alpha/ev4.md,
6658 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
6659 config/alpha/alpha.h, config/alpha/sync.md,
6660 config/alpha/openbsd.h, config/alpha/alpha.md,
6661 config/alpha/alpha-modes.def, config/alpha/ev5.md,
6662 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
6663 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
6664 config/alpha/constraints.md, config/alpha/osf.h,
6665 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
6666 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
6667 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
6668 config/frv/frv-asm.h, config/frv/frv-protos.h,
6669 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
6670 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
6671 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
6672 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
6673 config/s390/s390.opt, config/s390/s390-modes.def,
6674 config/s390/fixdfdi.h, config/s390/constraints.md,
6675 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
6676 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
6677 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
6678 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
6679 config/m32c/prologue.md, config/m32c/m32c.abi,
6680 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
6681 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
6682 config/m32c/t-m32c, config/m32c/m32c-modes.def,
6683 config/m32c/jump.md, config/m32c/shift.md,
6684 config/m32c/m32c-protos.h, config/libgloss.h,
6685 config/spu/spu-protos.h, config/spu/predicates.md,
6686 config/spu/spu-builtins.h, config/spu/spu.c,
6687 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
6688 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
6689 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
6690 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
6691 config/sparc/hypersparc.md, config/sparc/predicates.md,
6692 config/sparc/linux.h, config/sparc/sp64-elf.h,
6693 config/sparc/supersparc.md, config/sparc/cypress.md,
6694 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
6695 config/sparc/niagara.md, config/sparc/sparc.md,
6696 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
6697 config/sparc/sparc.opt, config/sparc/sync.md,
6698 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
6699 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
6700 config/sparc/sparc.c, config/sparc/little-endian.opt,
6701 config/sparc/sysv4-only.h, config/sparc/sparc.h,
6702 config/sparc/linux64.h, config/sparc/freebsd.h,
6703 config/sparc/sol2.h, config/sparc/rtemself.h,
6704 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
6705 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
6706 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
6707 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
6708 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
6709 config/m32r/linux.h, config/m32r/constraints.md,
6710 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
6711 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
6712 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
6713 config/i386/i386.md, config/i386/netware-crt0.c,
6714 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
6715 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
6716 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
6717 config/i386/sol2.h, config/i386/constraints.md,
6718 config/i386/netware-libgcc.c, config/i386/sysv5.h,
6719 config/i386/predicates.md, config/i386/geode.md,
6720 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
6721 config/i386/freebsd64.h, config/i386/vxworksae.h,
6722 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
6723 config/i386/rtemself.h, config/i386/netbsd-elf.h,
6724 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
6725 config/i386/netware.h, config/i386/i386-modes.def,
6726 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
6727 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
6728 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
6729 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
6730 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
6731 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
6732 config/i386/xm-mingw32.h, config/i386/linux64.h,
6733 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
6734 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
6735 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
6736 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
6737 config/i386/cygwin2.c, config/i386/i386-protos.h,
6738 config/i386/sync.md, config/i386/openbsd.h,
6739 config/i386/host-mingw32.c, config/i386/i386-aout.h,
6740 config/i386/nto.h, config/i386/biarch64.h,
6741 config/i386/i386-coff.h, config/i386/freebsd.h,
6742 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
6743 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
6744 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
6745 config/darwin-protos.h, config/linux.opt, config/sol2.c,
6746 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
6747 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
6748 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
6749 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
6750 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
6751 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
6752 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
6753 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
6754 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
6755 config/sh/superh64.h, config/sh/rtemself.h,
6756 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
6757 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
6758 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
6759 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
6760 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
6761 config/avr/predicates.md, config/avr/constraints.md,
6762 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
6763 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
6764 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
6765 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
6766 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
6767 config/c4x/c4x-modes.def, config/c4x/rtems.h,
6768 config/c4x/predicates.md, config/c4x/c4x.h,
6769 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
6770 config/xtensa/predicates.md, config/xtensa/xtensa.c,
6771 config/xtensa/linux.h, config/xtensa/xtensa.h,
6772 config/xtensa/elf.h, config/xtensa/xtensa.md,
6773 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
6774 config/xtensa/xtensa-protos.h, config/dbx.h,
6775 config/stormy16/predicates.md, config/stormy16/stormy16.md,
6776 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
6777 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
6778 config/host-solaris.c, config/fr30/fr30.h,
6779 config/fr30/predicates.md, config/fr30/fr30-protos.h,
6780 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
6781 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
6782 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
6783 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
6784 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
6785 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
6786 config/host-linux.c, config/interix3.h, config/cris/cris.c,
6787 config/cris/predicates.md, config/cris/linux.h,
6788 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
6789 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
6790 config/cris/aout.opt, config/cris/cris-protos.h,
6791 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
6792 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6793 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
6794 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
6795 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
6796 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
6797 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
6798 config/chorus.h, config/mn10300/mn10300.c,
6799 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
6800 config/mn10300/mn10300.h, config/mn10300/linux.h,
6801 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
6802 config/mn10300/mn10300.md, config/ia64/predicates.md,
6803 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
6804 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
6805 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
6806 config/ia64/freebsd.h, config/ia64/ia64.md,
6807 config/ia64/ia64-modes.def, config/ia64/constraints.md,
6808 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
6809 config/gofast.h, config/rtems.h, config/sol2-10.h,
6810 config/m68k/predicates.md, config/m68k/m68k.md,
6811 config/m68k/linux.h, config/m68k/m68k-modes.def,
6812 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
6813 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
6814 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
6815 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
6816 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
6817 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
6818 config/m68k/constraints.md, config/m68k/rtemself.h,
6819 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
6820 config/m68k/uclinux.h, config/rs6000/power4.md,
6821 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
6822 config/rs6000/linux.h, config/rs6000/eabi.h,
6823 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
6824 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
6825 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
6826 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
6827 config/rs6000/windiss.h, config/rs6000/603.md,
6828 config/rs6000/aix41.h, config/rs6000/cell.md,
6829 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
6830 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
6831 config/rs6000/darwin.md, config/rs6000/darwin64.h,
6832 config/rs6000/default64.h, config/rs6000/7xx.md,
6833 config/rs6000/darwin.opt, config/rs6000/spe.md,
6834 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
6835 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
6836 config/rs6000/7450.md, config/rs6000/linux64.h,
6837 config/rs6000/constraints.md, config/rs6000/440.md,
6838 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
6839 config/rs6000/rs6000.c, config/rs6000/aix52.h,
6840 config/rs6000/rs6000.h, config/rs6000/power6.md,
6841 config/rs6000/predicates.md, config/rs6000/altivec.md,
6842 config/rs6000/aix64.opt, config/rs6000/rios1.md,
6843 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
6844 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
6845 config/rs6000/darwin7.h, config/rs6000/dfp.md,
6846 config/rs6000/linux64.opt, config/rs6000/sync.md,
6847 config/rs6000/vxworksae.h, config/rs6000/power5.md,
6848 config/rs6000/lynx.h, config/rs6000/biarch64.h,
6849 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
6850 config/rs6000/eabispe.h, config/rs6000/e500.h,
6851 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
6852 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
6853 config/rs6000/aix.h, config/rs6000/vxworks.h,
6854 config/rs6000/40x.md, config/rs6000/aix51.h,
6855 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
6856 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
6857 config/arc/arc.h, config/mcore/mcore-elf.h,
6858 config/mcore/mcore-protos.h, config/mcore/predicates.md,
6859 config/mcore/mcore.md, config/mcore/mcore.c,
6860 config/mcore/mcore.opt, config/mcore/mcore.h,
6861 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
6862 config/score/predicates.md, config/score/score-version.h,
6863 config/score/score-protos.h, config/score/misc.md,
6864 config/score/elf.h, config/score/score.c, config/score/mac.md,
6865 config/score/score7.md, config/score/score.h,
6866 config/score/score-conv.h, config/score/score-mdaux.c,
6867 config/score/score.md, config/score/score.opt,
6868 config/score/score-modes.def, config/score/score-mdaux.h,
6869 config/score/mul-div.S, config/arm/uclinux-elf.h,
6870 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
6871 config/arm/symbian.h, config/arm/linux-elf.h,
6872 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
6873 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
6874 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
6875 config/arm/strongarm-pe.h, config/arm/arm.h,
6876 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
6877 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
6878 config/arm/arm-modes.def, config/arm/linux-eabi.h,
6879 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
6880 config/arm/arm-cores.def, config/arm/arm-protos.h,
6881 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
6882 config/arm/wince-pe.h, config/arm/neon.md,
6883 config/arm/constraints.md, config/arm/neon.ml,
6884 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
6885 config/arm/arm.opt, config/arm/arm926ejs.md,
6886 config/arm/predicates.md, config/arm/iwmmxt.md,
6887 config/arm/arm_neon.h, config/arm/unknown-elf.h,
6888 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
6889 config/arm/neon-testgen.ml, config/arm/arm.md,
6890 config/arm/xscale-coff.h, config/arm/pe.c,
6891 config/arm/arm-generic.md, config/arm/pe.h,
6892 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
6893 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
6894 config/arm/strongarm-elf.h, config/arm/cirrus.md,
6895 config/arm/netbsd-elf.h, config/arm/vxworks.h,
6896 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
6897 config/pa/predicates.md, config/pa/pa64-hpux.h,
6898 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
6899 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
6900 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
6901 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
6902 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
6903 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
6904 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
6905 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
6906 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
6907 config/pa/pa64-regs.h, config/pa/pa-modes.def,
6908 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
6909 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
6910 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
6911 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
6912 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
6913 config/mips/linux64.h, config/mips/elforion.h,
6914 config/mips/constraints.md, config/mips/generic.md,
6915 config/mips/predicates.md, config/mips/4300.md,
6916 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
6917 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
6918 config/mips/5k.md, config/mips/vr4120-div.S,
6919 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
6920 config/mips/mips-protos.h, config/mips/6000.md,
6921 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
6922 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
6923 config/mips/mips-modes.def, config/mips/vr.h,
6924 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
6925 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
6926 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
6927 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
6928 config/vax/openbsd1.h, config/vax/netbsd.h,
6929 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
6930 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
6931 config/h8300/rtems.h, config/h8300/predicates.md,
6932 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
6933 config/h8300/h8300.md, config/h8300/h8300.opt,
6934 config/h8300/coff.h, config/h8300/h8300-protos.h,
6935 config/v850/v850.md, config/v850/predicates.md,
6936 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
6937 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
6938 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
6939 config/mmix/mmix.h, config/mmix/predicates.md,
6940 config/mmix/mmix-protos.h, config/mmix/mmix.md,
6941 config/mmix/mmix.c, config/mmix/mmix.opt,
6942 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
6943 config/bfin/rtems.h, config/bfin/bfin-modes.def,
6944 config/bfin/predicates.md, config/bfin/bfin-protos.h,
6945 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
6948 2007-08-02 Richard Sandiford <richard@codesourcery.com>
6950 * emit-rtl.c (reset_used_decls): Rename to...
6951 (set_used_decls): ...this. Set the used flag rather than clearing it.
6952 (unshare_all_rtl_again): Update accordingly. Set flags on argument
6953 DECL_RTLs rather than resetting them.
6955 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
6957 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
6959 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6961 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
6962 argument to find_reloads_address.
6964 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
6966 PR tree-optimization/32919
6967 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
6968 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
6969 (coalesce_ssa_name): Call it.
6971 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6972 David Ung <davidu@mips.com>
6974 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
6975 (__mips16_unorddf2, __mips16_floatunsidf): New.
6976 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
6978 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
6980 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6982 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
6983 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
6984 * tree.h (OMP_SECTIONS_CONTROL): New macro.
6985 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
6986 * omp-low.c (get_ws_args_for, determine_parallel_type,
6987 expand_omp_for_generic, expand_omp_for_static_nochunk,
6988 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6989 Work with more precise CFG.
6990 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
6991 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
6993 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
6994 * gimple-low.c (lower_stmt): Ditto.
6995 * tree-inline.c (estimate_num_insns_1): Ditto.
6996 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
6997 (OMP_SECTIONS_SWITCH): New.
6998 * tree-cfgcleanup.c (cleanup_omp_return): New.
6999 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7000 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7001 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7002 (tree_redirect_edge_and_branch): Handle omp constructs.
7004 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7005 with three arguments.
7007 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7009 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7012 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7014 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7015 the loop structures may need fixing.
7016 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7018 (cleanup_tree_cfg_loop): Removed.
7019 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7020 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7021 instead of running cleanup_tree_cfg_loop.
7022 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7023 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7024 (tree_predictive_commoning): Declaration changed.
7025 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7027 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7029 * doc/invoke.texi (l1-cache-size): Update documentation.
7030 (l2-cache-size): Document.
7031 * params.h (L2_CACHE_SIZE): New macro.
7032 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7033 that L1_CACHE_SIZE is in kB now.
7034 (L2_CACHE_SIZE_BYTES): New macro.
7035 (tree_ssa_prefetch_arrays): Show size in kB.
7036 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7037 and l2_cache_size fields.
7038 * config/i386/driver-i386.c (describe_cache): Detect cache size
7040 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7041 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7042 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7043 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7044 (override_options): Set l1-cache-size and l2-cache-size to default
7045 values if not specified otherwise.
7046 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7047 (PARAM_L2_CACHE_SIZE): New.
7049 2007-08-01 Nigel Stephens <nigel@mips.com>
7050 David Ung <davidu@mips.com>
7051 Thiemo Seufer <ths@mips.com>
7052 Chris Dearman <chris@mips.com>
7053 Richard Sandiford <richard@codesourcery.com>
7055 * config.gcc (mips*-sde-elf*): New stanza.
7056 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7057 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7058 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7059 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7060 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7061 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7063 * config/mips/sde.h: New file.
7064 * config/mips/t-libgcc-mips16: Likewise.
7065 * config/mips/t-sde: Likewise.
7066 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7067 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7068 _MIPS_FPSET and _MIPS_SZINT.
7069 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7070 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7071 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7072 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7073 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7074 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7075 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7076 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7077 _MIPS_SZPTR and _MIPS_FPSET.
7078 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7079 architecture is specified.
7080 (MIPS_32BIT_OPTION_SPEC): New macro.
7082 2007-07-31 Dan Hipschman <dsh@google.com>
7084 * gcc.c (end_going_arg): New function.
7085 (do_spec_2): Use it.
7086 (do_spec_1): Use it.
7088 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7090 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7091 only if ENABLE_CHECKING is defined.
7093 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7095 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7096 df_ru_add_problem, df_ru_get_bb_info): Removed.
7097 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7098 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7099 df_ru_free_bb_info, df_ru_alloc,
7100 df_ru_bb_local_compute_process_def,
7101 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7102 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7103 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7104 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7105 df_ru_add_problem): Removed.
7107 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7110 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7111 (casesi32p, casesi64p): Likewise.
7112 (casesi): Adjust for above.
7114 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7116 * mode-switching.c (create_pre_exit): Don't search past calls.
7118 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7120 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7122 2007-07-31 Revital Eres <eres@il.ibm.com>
7124 * ddg.c (add_deps_for_def): Rename to...
7125 (add_cross_iteration_register_deps): This. Change implementation
7126 to use only reaching def and def-use chains to construct the
7127 inter loop dependencies.
7128 (add_deps_for_use): Remove function.
7129 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7130 function to build the inter loop dependencies.
7131 * modulo-sched.c (sms_schedule): Build only
7132 reaching def and def-use chains for the propose of the ddg
7135 2007-07-31 Julian Brown <julian@codesourcery.com>
7137 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7138 New define_insns. Use correct RTL.
7139 (vec_set<mode>): Write as expander.
7141 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7143 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7144 to an unallocated space.
7146 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7149 (split_constant_offset): Enable split_constant_offset to extract
7150 constants from other statements.
7151 * tree-vect-transform.c
7152 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7153 to a temp var. Force base_offset to be simple.
7155 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7157 * df-scan.c (df_scan_verify): Remove artificial limit on
7158 the number of blocks for verification.
7159 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7160 df_simulate_defs): Avoid unnecessary insn checking for defs.
7162 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7164 * config/m68k/lb1sf68.asm (FUNC): New macro.
7166 (__udivsi3): Likewise.
7167 (__divsi3): Likewise.
7168 (__umodsi3): Likewise.
7169 (__modsi3): Likewise.
7170 (__subdf3): Likewise.
7171 (__adddf3): Likewise.
7172 (__muldf3): Likewise.
7173 (__divdf3): Likewise.
7174 (__negdf2): Likewise.
7175 (__cmpdf2): Likewise.
7176 (__subsf3): Likewise.
7177 (__addsf3): Likewise.
7178 (__mulsf3): Likewise.
7179 (__divsf3): Likewise.
7180 (__negsf2): Likewise.
7181 (__cmpsf2): Likewise.
7182 (__eqdf2): Likewise.
7183 (__nedf2): Likewise.
7184 (__gtdf2): Likewise.
7185 (__gedf2): Likewise.
7186 (__ltdf2): Likewise.
7187 (__ledf2): Likewise.
7188 (__eqsf2): Likewise.
7189 (__nesf2): Likewise.
7190 (__gtsf2): Likewise.
7191 (__gesf2): Likewise.
7192 (__ltsf2): Likewise.
7193 (__lesf2): Likewise.
7195 2007-07-30 Ollie Wild <aaw@google.com>
7197 * c-ppoutput.c (print_lines_directives_only): New function.
7198 (scan_translation_unit_directives_only): New function.
7199 (preprocess_file): Add call to scan_translation_unit_directives_only.
7200 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7201 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7202 -fdirectives-only. Add errors for -fdirectives-only conflict with
7203 -Wunused-macros and -traditional.
7204 (finish_options): Add builtin macro initialization for
7205 -fdirectives-only + -fpreprocessed.
7206 * c.opt (fdirectives-only): New.
7207 * doc/cppopts.texi (fdirectives-only): New.
7209 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7211 * alias.c (record_set, memory_modified_1): Constify.
7212 * bt-load.c (note_btr_set): Likewise.
7213 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7214 * combine.c (set_nonzero_bits_and_sign_copies,
7215 expand_field_assignment, record_dead_and_set_regs_1,
7216 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7217 likely_spilled_retval_1): Likewise.
7218 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7219 frv_io_handle_set): Likewise.
7220 * config/mips/mips.c (mips_sim_record_set,
7221 vr4130_true_reg_dependence_p_1): Likewise.
7222 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7223 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7224 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7225 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7226 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7227 * ddg.c (mark_mem_store): Likewise.
7228 * df-problems.c (df_urec_mark_reg_change): Likewise.
7229 * function.c (update_epilogue_consts): Likewise.
7230 * gcse.c (record_set_info, record_last_set_info,
7231 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7232 reg_clear_last_set): Likewise.
7233 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7235 * jump.c (reversed_comparison_code_parts): Likewise.
7236 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7237 reg_is_set): Likewise.
7238 * loop-iv.c (mark_altered): Likewise.
7239 * mode-switching.c (reg_becomes_live): Likewise.
7240 * optabs.c (no_conflict_move_test): Likewise.
7241 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7243 * postreload.c (reload_combine_note_store, move2add_note_store):
7245 * regmove.c (flags_set_1): Likewise.
7246 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7248 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7250 * resource.c (update_live_status): Likewise.
7251 * rtl.h (set_of, note_stores): Likewise.
7252 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7253 note_stores, parms_set): Likewise.
7254 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7255 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7257 * var-tracking.c (count_stores, add_stores): Likewise.
7259 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7261 * alias.c (mems_in_disjoint_alias_sets_p,
7262 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7263 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7264 write_dependence_p, mems_in_disjoint_alias_sets_p,
7265 read_dependence, true_dependence, canon_true_dependence,
7266 anti_dependence, output_dependence): Constify.
7267 * combine.c (extended_count): Likewise.
7268 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7269 * cselib.c (get_value_hash, references_value_p,
7270 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7271 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7272 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7273 * function.c (contains, prologue_epilogue_contains,
7274 sibcall_epilogue_contains): Likewise.
7275 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7276 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7277 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7278 reg_or_subregno): Likewise.
7279 * recog.c (asm_noperands): Likewise.
7280 * reload1.c (function_invariant_p): Likewise.
7281 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7282 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7283 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7284 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7285 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7286 extended_count, prologue_epilogue_contains,
7287 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7288 canon_true_dependence, read_dependence, anti_dependence,
7289 output_dependence): Likewise.
7290 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7292 2007-07-30 Julian Brown <julian@codesourcery.com>
7294 * config/arm/neon.md (V_ext): New mode attribute.
7295 (neon_vget_lane<mode>): Replace with define_expand.
7296 (neon_vget_lane<mode>_sext_internal)
7297 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7298 and quad precision vectors.
7299 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7300 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7301 have typeless 32-bit result.
7303 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7306 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7308 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7309 use sizetype for rest.
7310 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7311 (aff_combination_convert): Don't convert rest for pointer types.
7313 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7315 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7317 * tree-ssa-alias.c: Add alloc-pool.h.
7318 (init_alias_info): Free alias_bitmap_obstack.
7319 (delete_alias_info): Call delete_mem_ref_stats.
7320 (get_mem_sym_stats_for): Use alloc_pool.
7321 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7322 (delete_mem_sym_stats): Removed.
7324 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7326 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7327 functions cannot be represented as classical distance vectors.
7329 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7331 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7332 * builtins.c (validate_arg, builtin_mathfn_code,
7333 validate_arglist): Likewise.
7334 * calls.c (call_expr_flags): Likewise.
7335 * combine.c (reg_nonzero_bits_for_combine,
7336 reg_num_sign_bit_copies_for_combine, get_last_value,
7337 reg_truncated_to_mode): Likewise.
7338 * emit-rtl.c (subreg_lowpart_p): Likewise.
7339 * expr.c (highest_pow2_factor_for_target,
7340 categorize_ctor_elements_1, categorize_ctor_elements,
7341 count_type_elements, contains_packed_reference,
7342 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7343 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7344 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7345 native_encode_int, native_encode_real, native_encode_complex,
7346 native_encode_vector, native_encode_expr, native_interpret_int,
7347 native_interpret_real, native_interpret_complex,
7348 native_interpret_vector, native_interpret_expr): Likewise.
7349 * function.c (use_register_for_decl): Likewise.
7350 * gimplify.c (get_name): Likewise.
7351 * langhooks-def.h (lhd_return_null_const_tree): New.
7352 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7353 * langhooks.c (lhd_return_null_const_tree): New.
7354 * langhooks.h (lang_get_callee_fndecl): Constify.
7355 * output.h (constructor_static_from_elts_p): Likewise.
7356 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7357 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7358 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7359 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7360 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7361 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7362 * rtlhooks-def.h (reg_nonzero_bits_general,
7363 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7365 * rtlhooks.c (reg_num_sign_bit_copies_general,
7366 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7368 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7369 * stor-layout.c (mode_for_size_tree): Likewise.
7370 * tree-ssa-loop-im.c (memref_eq): Likewise.
7371 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7372 * tree.c (contains_placeholder_p, type_list_equal,
7373 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7375 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7376 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7377 contains_placeholder_p, contains_packed_reference,
7378 get_callee_fndecl, operand_equal_for_phi_arg_p,
7379 warn_if_unused_value, is_body_block, native_encode_expr,
7380 native_interpret_expr, fold_convertible_p, operand_equal_p,
7381 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7382 validate_arglist, simple_cst_equal, type_list_equal,
7383 use_register_for_decl, call_expr_flags, get_name,
7384 highest_pow2_factor): Likewise.
7385 (const_call_expr_arg_iterator_d,
7386 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7387 first_const_call_expr_arg, more_const_call_expr_args_p,
7388 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7389 * varasm.c (constructor_static_from_elts_p): Constify.
7391 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7393 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7394 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7395 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7396 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7397 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7398 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7399 spelling conventions.
7400 * doc/invoke.texi: Follow spelling conventions.
7402 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7403 Revital Eres <eres@il.ibm.com>
7405 * modulo-sched.c (sms_schedule): Avoid loops which includes
7406 auto-increment instructions.
7408 2007-07-28 Richard Guenther <rguenther@suse.de>
7411 * fold-const.c (fold_cond_expr_with_comparison): Convert
7412 operand zero of MIN/MAX_EXPR to correct type.
7414 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7416 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7417 flags_from_decl_or_type): Constify.
7418 * gcc.c (do_spec_1): Likewise.
7419 * print-tree.c (dump_addr, print_node_brief): Likewise.
7420 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7421 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7422 tree_purge_all_dead_eh_edges): Likewise.
7423 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7424 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7426 * tree.c (expr_location, expr_has_location, expr_locus,
7427 expr_filename, expr_lineno, get_inner_array_type,
7428 fields_compatible_p): Likewise.
7429 * tree.h (get_inner_array_type, fields_compatible_p,
7430 expr_location, expr_has_location, expr_locus, expr_filename,
7431 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7432 setjmp_call_p, alloca_call_p): Likewise.
7434 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7436 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7437 TV_FLOW_INSENSITIVE.
7439 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7441 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7442 (compute_flow_insensitive_aliasing): Ditto for
7443 TV_FLOW_INSENSITIVE.
7445 2007-07-27 Jan Hubicka <jh@suse.cz>
7447 * config/i386/i386.c (register_move_cost): Remove accidentally
7448 comitted #if 0 block.
7450 * attribs.c: Include hashtab.h
7451 (attribute_hash): New.
7452 (substring): New structure.
7453 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7455 (init_attributes): Initialize attribute hash.
7456 (decl_attributes): Use attribute hash.
7457 * Makefile.in (attribs.c): Depend on hashtab.h.
7459 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7461 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7463 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7465 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7466 __mips_dspr2 and __mips_dsp_rev macros.
7467 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7469 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7471 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7473 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7477 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7478 and the updating of the live and do_not_gen sets.
7479 (df_note_bb_compute): Added updating of live and do_not_gen sets
7480 for regular defs so that the case of clobber inside conditional
7481 call is processed correctly.
7483 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7485 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7486 operands with compatible type.
7488 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7490 * expr.h (store_bit_field): Don't return a value.
7491 * expmed.c (check_predicate_volatile_ok): New function.
7492 (store_bit_field_1): New function, extracted from store_bit_field.
7493 Take a fallback_p argument and return true if the operation succeeded.
7494 Only use store_fixed_bit_field if fallback_p. Don't recompute
7495 mode_for_extraction; use op_mode instead. Try forcing memories
7496 into registers if the insv expander fails.
7497 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7498 Don't return a value.
7499 (convert_extracted_bit_field): New function, extracted from
7501 (extract_bit_field_1): Likewise. Take a fallback_p argument
7502 and return NULL if the operation succeeded. Only use
7503 extract_fixed_bit_field if fallback_p. Only calculate one
7504 extraction mode. Combine code for extv and extzv. Try forcing
7505 memories into registers if the ext(z)v expander fails.
7506 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7508 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7510 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7512 (df_ref): Likewise. Put regno with other integer fields.
7514 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7516 * df.h (df_mw_hardreg): Remove "loc" field.
7517 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7519 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7520 split out from df_set_unused_notes_for_mw. Return false for
7521 partial references. Assert that mw_reg is a REG when returning true.
7522 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7523 (df_whole_mw_reg_dead_p): New function, split out from
7524 df_set_dead_notes_for_mw. Return false for partial references.
7525 Assert that mw_reg is a REG when returning true.
7526 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7527 Remove redundant bitmap check.
7529 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7531 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7532 ($(T)crtend.o): Likwise.
7533 ($(T)crtbeginS.o): Likwise.
7534 ($(T)crtendS.o): Likwise.
7535 ($(T)crtfastmath.o): Likwise.
7537 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7539 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7540 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7541 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7542 and x_n_bbs_in_dom_tree fields.
7544 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7546 PR tree-optimization/32087
7547 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7548 Do not call scale_bbs_frequencies_int with prob of zero.
7550 2007-07-26 Julian Brown <julian@codesourcery.com>
7552 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
7553 (neon_element_bits): Add prototypes.
7554 * config/arm/arm.c (bounds_check, neon_lane_bounds)
7555 (neon_const_bounds, neon_element_bits): New functions.
7556 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
7557 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
7558 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
7559 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
7560 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
7561 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
7562 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
7563 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
7564 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
7565 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
7566 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
7567 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
7568 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
7570 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
7572 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
7573 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
7575 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
7576 Julian Brown <julian@codesourcery.com>
7578 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
7579 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
7580 * config/arm/cortex-a8.md: New.
7581 * config/arm/cortex-a8-neon.md: New.
7582 * config/arm/neon-schedgen.ml: New.
7583 * config/arm/neon.md (vqh_mnem): New.
7585 (Is_float_mode): New.
7586 (Scalar_mul_8_16): New.
7588 (V_mode_nunits): New.
7589 (All instruction patterns): Annotate with neon_type attribute
7591 * config/arm/arm.md: Include cortex-a8.md.
7592 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
7594 Annotate instruction patterns accordingly.
7595 (generic_sched): Do not use generic scheduling for Cortex-A8.
7596 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
7598 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
7600 * fold-const.c (fold_read_from_constant_string): Use
7602 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7604 2007-07-26 Nick Clifton <nickc@redhat.com>
7606 * tree-ssa-operands.h: Change copyright header to refer to version
7607 3 of the GNU General Public License and to point readers at the
7608 COPYING3 file and the FSF's license web page.
7609 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
7610 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
7611 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
7612 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
7613 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
7614 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
7615 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
7616 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
7617 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
7618 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
7619 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
7620 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
7621 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
7622 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
7623 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
7624 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
7625 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
7626 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
7627 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
7628 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
7629 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
7630 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
7631 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
7632 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
7633 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
7634 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
7635 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
7636 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
7637 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
7638 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
7639 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
7640 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
7641 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
7642 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
7643 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
7644 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
7645 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
7646 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
7647 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
7648 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
7649 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
7650 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
7651 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
7652 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
7653 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
7654 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
7655 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
7656 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
7657 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
7658 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
7659 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
7660 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
7661 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
7662 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
7663 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
7664 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
7665 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
7666 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
7667 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
7668 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
7669 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
7670 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
7671 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
7672 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
7673 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
7674 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
7675 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
7676 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
7677 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
7678 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
7679 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
7680 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
7681 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
7682 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
7683 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
7684 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
7685 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
7686 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
7687 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
7688 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
7689 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
7690 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
7691 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
7692 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
7693 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
7694 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
7695 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
7696 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
7697 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
7698 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
7699 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
7700 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
7701 vecprim.h, basic-block.h, tree-ssa-structalias.c,
7702 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
7703 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
7704 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
7705 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
7706 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
7707 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
7708 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
7709 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
7710 convert.c, convert.h, langhooks-def.h, reload1.c,
7711 tree-ssa-operands.c: Likewise.
7713 2007-07-26 Jan Hubicka <jh@suse.cz>
7715 * tree-ssa-live.c: Include debug.h and flags.h.
7716 (mark_scope_block_unused): New function.
7717 (remove_unused_scope_block_p): New function.
7718 (remove_unused_locals): Remove unused blocks too.
7720 2007-07-25 Ian Lance Taylor <iant@google.com>
7722 * combine.c (combine_max_regno): Remove. Remove all uses.
7723 (struct reg_stat_struct): Rename from struct reg_stat.
7724 (reg_stat_type): Define, and declare VECs.
7725 (reg_stat): Change from pointer to VEC. Change all uses.
7726 (combine_split_insns): New static function.
7727 (try_combine, find_split_point): Call it instead of split_insns.
7729 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7731 * cfghooks.c (split_block): Fix the information about loop latch.
7733 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7735 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
7737 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7739 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7740 Scan the new edge for loop exit info.
7742 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
7744 * config/darwin.c: Include debug.h.
7746 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7749 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
7751 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7753 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
7754 (HARD_REGNO_MODE_OK): Ditto.
7755 (MODES_TIEABLE_P): Ditto.
7756 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7757 (CLASS_MAX_NREGS): Ditto.
7758 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
7759 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
7760 (divdf3_internal_thr): Removed.
7761 * config/ia64/div.md: New file.
7762 * config/ia64/constraints.md: Add H constraint.
7764 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7766 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
7767 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
7768 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
7769 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
7770 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
7771 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
7772 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
7773 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
7774 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
7775 dump_sbitmap_file, debug_sbitmap, popcount_table,
7776 sbitmap_popcount): Constify.
7777 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
7778 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
7779 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
7780 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
7781 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
7782 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
7783 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
7784 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
7785 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
7786 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
7787 sbitmap_popcount, sbitmap_verify_popcount): Constify.
7789 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7791 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
7792 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
7793 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
7794 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
7795 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
7796 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
7797 bitmap_intersect_p, bitmap_intersect_compl_p,
7798 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7799 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
7801 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
7802 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
7803 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
7804 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
7805 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7806 debug_bitmap, debug_bitmap_file, bitmap_print,
7807 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
7808 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
7810 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
7812 * config/darwin.c (darwin_override_options): Additional fix for
7813 debug info formats that don't support var tracking.
7815 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7817 * cselib.c (entry_and_rtx_equal_p): Constify.
7818 * gengtype.c (output_mangled_typename, write_types, write_local):
7820 * gengtype.h (const_type_p): New.
7821 * see.c (eq_descriptor_extension, hash_descriptor_extension):
7823 * tlink.c (scan_linker_output): De-constify.
7824 * tree-ssa-loop-im.c (memref_eq): Constify.
7825 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
7826 (shared_bitmap_hash, shared_bitmap_eq): Constify.
7828 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7830 * c-common.c (fname_as_string, c_type_hash): Constify.
7831 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7832 * cgraph.c (edge_hash, edge_eq): Likewise.
7833 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
7834 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
7835 reg_attrs_htab_eq): Likewise.
7836 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
7838 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
7839 const_decl_t, const_state_t, const_automata_list_el_t): New.
7840 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
7841 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
7842 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
7843 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
7844 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
7845 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
7846 compare_max_occ_cycle_nums, out_state_arcs_num,
7847 compare_transition_els_num, units_cmp, state_reservs_cmp):
7849 * genmodes.c (cmp_modes): Likewise.
7850 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
7851 * gimplify.c (compare_case_labels): Likewise.
7852 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
7853 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
7854 * matrix-reorg.c (mtt_info_hash): Likewise.
7855 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
7856 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
7857 (htab_hash_bucket, htab_hash_elem): Constify.
7858 * tree-browser.c (TB_parent_eq): Likewise.
7859 * tree-scalar-evolution.c (hash_scev_info): Likewise.
7860 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
7861 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
7862 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
7864 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
7865 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
7866 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
7867 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
7868 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
7870 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
7871 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
7872 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
7873 * tree-ssa-threadupdate.c (redirection_data_hash,
7874 redirection_data_eq): Likewise.
7875 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
7876 * tree-ssa.c (var_ann_eq): Likewise.
7877 * tree-vrp.c (compare_case_labels): Likewise.
7878 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
7879 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
7880 tree_not_check_failed, tree_class_check_failed,
7881 tree_range_check_failed, tree_not_class_check_failed,
7882 omp_clause_check_failed, omp_clause_range_check_failed,
7883 tree_contains_struct_check_failed, tree_operand_check_failed):
7885 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
7886 tree_not_check_failed, tree_class_check_failed,
7887 tree_range_check_failed, tree_not_class_check_failed,
7888 tree_operand_check_failed, omp_clause_operand_check_failed,
7889 tree_operand_length): Likewise.
7890 * var-tracking.c (const_variable): New.
7891 (variable_htab_hash, variable_htab_eq): Constify.
7892 * varasm.c (const_desc_hash): Likewise.
7894 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7896 * expr.c (handled_component_p): Constify.
7897 * fold-const.c (fit_double_type): Likewise.
7898 * real.h (real_value_from_int_cst): Likewise.
7899 * tree-flow-inline.h (gimple_in_ssa_p,
7900 gimple_aliases_computed_p, gimple_addressable_vars,
7901 gimple_call_clobbered_vars, gimple_referenced_vars,
7902 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
7903 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
7904 may_aliases, end_readonly_imm_use_p, has_zero_uses,
7905 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
7906 is_label_stmt, is_global_var, phi_ssa_name_p,
7907 factoring_name_p, is_call_clobbered, tree_common_ann,
7908 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
7909 unmodifiable_var_p, array_ref_contains_indirect_ref,
7910 ref_contains_array_ref, lookup_subvars_for_var,
7911 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
7912 gimple_mem_ref_stats): Likewise.
7913 * tree-flow.h (tree_common_ann, var_ann, function_ann,
7914 may_aliases, is_exec_stmt, is_label_stmt,
7915 ref_contains_array_ref, array_ref_contains_indirect_ref,
7916 var_can_have_subvars, overlap_subvar, is_call_clobbered,
7917 unmodifiable_var_p): Likewise.
7918 * tree-gimple.c (is_gimple_min_invariant): Likewise.
7919 * tree-gimple.h (is_gimple_min_invariant): Likewise.
7920 * tree.c (type_hash_list, attribute_hash_list, tree_size,
7921 cst_and_fits_in_hwi, real_value_from_int_cst,
7922 build_real_from_int_cst, integer_zerop, integer_onep,
7923 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
7924 tree_floor_log2, real_zerop, real_onep, real_twop,
7925 real_minus_onep, really_constant_p, purpose_member, chain_member,
7926 list_length, fields_length, int_size_in_bytes, bit_position,
7927 int_bit_position, byte_position, int_byte_position, expr_align,
7928 array_type_nelts, tree_node_structure,
7929 type_contains_placeholder_1, iterative_hash_pointer,
7930 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
7931 tree_map_base_eq, type_hash_list, type_hash_eq,
7932 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
7933 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
7934 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7935 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
7936 int_fits_type_p, get_containing_scope, decl_function_context,
7937 decl_type_context, omp_clause_operand_check_failed,
7938 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
7939 * tree.h (omp_clause_operand_check_failed, tree_size,
7940 build_real_from_int_cst, array_type_nelts, purpose_member,
7941 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
7942 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7943 is_attribute_p, check_qualified_type, expr_align,
7944 int_size_in_bytes, bit_position, int_bit_position, byte_position,
7945 int_byte_position, list_length, fields_length, initializer_zerop,
7946 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
7947 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
7948 tree_node_structure, handled_component_p, get_containing_scope,
7949 decl_function_context, decl_type_context, real_zerop,
7950 type_num_arguments, fit_double_type, really_constant_p,
7951 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
7952 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
7953 real_twop, real_minus_onep, int_cst_value): Likewise.
7955 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7957 * cfglayout.c (insn_scope, insn_line): Constify.
7958 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
7959 const_double_htab_hash, const_double_htab_eq,
7960 mem_attrs_htab_hash): Likewise.
7961 * loop-iv.c (biv_eq): Likewise.
7962 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
7963 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
7964 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
7966 * rtl-error.c (location_for_asm, diagnostic_for_asm,
7967 error_for_asm, warning_for_asm, _fatal_insn,
7968 _fatal_insn_not_found): Likewise.
7969 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
7970 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
7971 rtl_check_failed_type2, rtl_check_failed_code1,
7972 rtl_check_failed_code2, rtl_check_failed_code_mode,
7973 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
7974 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
7975 rtl_check_failed_type2, rtl_check_failed_code1,
7976 rtl_check_failed_code2, rtl_check_failed_code_mode,
7977 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
7978 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
7979 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
7980 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
7981 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
7982 rtx_unstable_p, get_integer_term, get_related_value,
7983 offset_within_block_p, reg_mentioned_p, count_occurrences,
7984 reg_referenced_p, reg_used_between_p, no_labels_between_p,
7985 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
7986 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
7987 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
7988 find_constant_src, find_reg_fusage, find_regno_fusage,
7989 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
7990 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
7991 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
7992 computed_jump_p, auto_inc_p, in_expr_list_p,
7993 remove_node_from_expr_list, loc_mentioned_in_p,
7994 label_is_jump_target_p, reversed_comparison_code_parts,
7995 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
7996 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
7997 print_inline_rtx): Likewise.
7998 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
7999 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8000 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8001 get_integer_term, get_related_value, offset_within_block_p,
8002 count_occurrences, reg_mentioned_p, no_labels_between_p,
8003 reg_used_between_p, reg_referenced_p, single_set_2,
8004 multiple_sets, set_noop_p, refers_to_regno_p,
8005 reg_overlap_mentioned_p, dead_or_set_p,
8006 covers_regno_no_parallel_p, covers_regno_p,
8007 dead_or_set_regno_p, find_reg_note, find_regno_note,
8008 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8009 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8010 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8011 side_effects_p, may_trap_p_1, may_trap_p,
8012 may_trap_after_code_motion_p, may_trap_or_fault_p,
8013 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8014 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8015 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8016 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8017 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8019 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8020 warning_for_asm): Likewise.
8021 * tree.h (print_rtl): Likewise.
8022 * varasm.c (get_pool_mode): Likewise.
8024 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8026 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8027 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8028 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8029 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8030 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8031 * ddg.c (compare_sccs): Likewise.
8032 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8033 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8034 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8035 decimal_do_fix_trunc, decimal_real_to_integer,
8036 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8037 * dse.c (const_group_info_t): New.
8038 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8039 * dwarf2out.c (const_dw_die_ref): New.
8040 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8041 * tree-browser.c (TB_parent_eq): Likewise.
8042 * unwind-dw2-fde.c (__register_frame_info_bases,
8043 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8044 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8046 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8047 * unwind-dw2.c (uw_frame_state_for): Likewise.
8048 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8049 * value-prof.h (const_histogram_value): New.
8051 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8053 * config/mips/mips.c (machine_function): Add
8054 initialized_mips16_gp_pseudo_p.
8055 (mips16_gp_pseudo_reg): Do not emit the initialization of
8056 mips16_gp_pseudo_rtx when being called from the gimple cost-
8057 calculation routines; emit it on the first use outside those
8060 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8062 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8065 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8066 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8067 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8068 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8069 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8070 Preserve const-ness of parameters through use of __typeof(),
8071 also constify and tidy.
8073 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8074 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8075 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8076 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8077 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8078 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8079 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8080 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8081 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8083 2007-07-25 Julian Brown <julian@codesourcery.com>
8084 Mark Shinwell <shinwell@codesourcery.com>
8086 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8087 (alpha_mangle_type): This.
8088 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8089 (TARGET_MANGLE_TYPE): Define this instead.
8090 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8091 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8092 (arm_init_neon_builtins): Fix comment.
8093 (arm_mangle_map_entry): New.
8094 (arm_mangle_map): New.
8095 (arm_mangle_type): New.
8096 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8097 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8098 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8099 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8100 (TARGET_MANGLE_TYPE): Define this instead.
8101 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8102 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8103 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8104 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8105 (TARGET_MANGLE_TYPE): Define this instead.
8106 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8108 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8109 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8110 (TARGET_MANGLE_TYPE): Define this instead.
8111 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8112 (s390_mangle_type): This.
8113 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8114 (TARGET_MANGLE_TYPE): Define this instead.
8115 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8116 (sparc_mangle_type): This.
8117 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8118 (TARGET_MANGLE_TYPE): Define this instead.
8119 * cp/mangle.c (write_type): Call mangle_type target hook on all
8120 types before mangling. Use original type, not main variant, as
8122 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8123 (TARGET_MANGLE_TYPE): This.
8124 * target.h (gcc_target): Rename mangle_fundamental_type to
8126 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8127 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8129 2007-07-25 Julian Brown <julian@codesourcery.com>
8130 Paul Brook <paul@codesourcery.com>
8131 Joseph Myers <joseph@codesourcery.com>
8132 Mark Shinwell <shinwell@codesourcery.com>
8134 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8135 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8136 (with_fpu): Allow --with-fpu=neon.
8137 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8138 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8139 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8140 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8141 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8142 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8143 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8144 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8145 (output_move_neon): Add prototypes.
8146 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8147 (all_fpus): Add FPUTYPE_NEON.
8148 (fp_model_for_fpu): Add NEON field.
8149 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8150 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8152 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8154 (thumb2_legitimate_address_p): Likewise.
8155 (neon_valid_immediate): Recognize and prepare constants suitable for
8157 (neon_immediate_valid_for_move): New function. Recognize and prepare
8158 immediates for NEON move instructions.
8159 (neon_immediate_valid_for_logic): New function. Recognize and
8160 prepare immediates for NEON logic instructions.
8161 (neon_output_logic_immediate): New function. Create asm string
8162 suitable for outputting immediate logic instructions.
8163 (neon_pairwise_reduce): New function. Implement reduction using
8164 pairwise operations.
8165 (neon_expand_vector_init): New function. Expand a (possibly
8166 non-constant) vector initialization.
8167 (neon_vector_mem_operand): New function. Memory operands supported
8168 for quad-word loads/stores to/from ARM or NEON registers. Don't
8169 allow base+offset addressing for core regs.
8170 (neon_struct_mem_operand): New function. Valid mems for NEON
8172 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8173 from neon_vector_mem_operand addresses without a secondary register.
8174 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8175 (add_minipool_backward_ref): Likewise.
8176 (dump_minipool): Likewise.
8177 (push_minipool_fix): Likewise.
8178 (output_move_quad): New function. Output quad-word moves, loads and
8179 stores using ARM registers.
8180 (output_move_vfp): Add support for vectors in VFP (NEON) D
8182 (output_move_neon): Output a NEON load/store to/from a quadword
8184 (arm_print_operand): Implement new codes:
8185 - 'c' for unadorned integers (without a # sign).
8186 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8188 - 'e', 'f' for the low and high D parts of a NEON Q register.
8189 - 'q' outputs a NEON Q register.
8190 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8191 - 'T' prints NEON opcode features from a coded bitmask.
8192 - 'F' is similar to T, but signed/unsigned codes both print as
8194 - 't' is similar to T, but 'u' is printed instead of 'p'.
8195 - 'O' prints 'r' if NEON instruction should perform rounding (as
8196 specified by bitmask), else prints nothing.
8197 - '#' is a punctuation character to stop operand numbers from
8198 running together with following digits in the assembler
8199 strings for instructions (when using mode attributes).
8200 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8201 constant vectors in big-endian mode, where necessary.
8202 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8203 Handle EI, OI, CI, XI modes.
8204 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8205 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8206 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8207 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8208 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8210 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8211 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8212 to turn v8qi, etc. into bits defined above.
8213 (neon_itype): New enumeration. Classifications of NEON builtins.
8214 (neon_builtin_datum): Define struct. Contains information about
8215 a single builtin (with multiple modes).
8216 (CF): Define helper macro for...
8217 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8219 (neon_builtin_data): New array. Define information about builtins
8220 for use during initialization/expansion.
8221 (arm_init_neon_builtins): New function.
8222 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8224 (neon_builtin_compare): New function.
8225 (locate_neon_builtin_icode): New function. Find an insn code for a
8226 builtin given a function code for that builtin. Also return type of
8227 builtin (NEON_BINOP, NEON_UNOP etc.).
8228 (builtin_arg): New enumeration. Types of arguments for builtins.
8229 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8230 Takes a variable argument list of builtin_arg types, terminated by
8232 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8233 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8234 (neon_emit_pair_result_insn): New function. Support returning pairs
8235 of vectors via a pointer.
8236 (neon_disambiguate_copy): New function. Set up operands for a
8237 multi-word copy such that registers do not get clobbered.
8238 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8239 ARM_BUILTIN_NEON_BASE.
8240 (arm_file_start): Set float-abi attribute for NEON.
8241 (arm_vector_mode_supported_p): Enable NEON vector modes.
8242 (arm_mangle_map_entry): New.
8243 (arm_mangle_map): New.
8244 (arm_mangle_vector_type): New.
8245 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8247 (TARGET_NEON): New macro. Target supports NEON.
8248 (fputype): Add FPUTYPE_NEON.
8249 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8250 for vectorization based on command-line arg.
8251 (NEON_REGNO_OK_FOR_NREGS): Define.
8252 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8253 (VALID_NEON_STRUCT_MODE): Define.
8254 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8255 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8256 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8257 (consttable_16): Add pattern for outputting 16-byte minipool
8259 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8261 (vec-common.md, neon.md): Include md files.
8262 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8263 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8264 (memory_constraint "Ut", "Un", "Us"): Define.
8265 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8266 (MMX_char): New mode attribute.
8267 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8268 (*add<mode>3_iwmmxt): New insn pattern.
8269 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8270 (*sub<mode>3_iwmmxt): New insn pattern.
8271 (mulv4hi3): Rename to...
8272 (*mulv4hi3_iwmmxt): This.
8273 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8274 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8275 (uminv4hi3, uminv2si3): Remove. Replace with...
8276 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8277 (*umin<mode>3_iwmmxt): These.
8278 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8279 (ashr<mode>3_iwmmxt): This new pattern.
8280 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8281 (lshr<mode>3_iwmmxt): This new pattern.
8282 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8283 (ashl<mode>3_iwmmxt): This new pattern.
8284 * config/arm/neon-docgen.ml: New file. Generate documentation for
8286 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8287 * config/arm/arm_neon.h: New (autogenerated).
8288 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8290 * config/arm/neon.md: New file. Define NEON instructions.
8291 * config/arm/neon.ml: New file. Abstract description of NEON
8292 instructions, used to generate arm_neon.h header, documentation and
8294 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8295 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8297 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8299 (ARM NEON Intrinsics): New subsection.
8300 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8302 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8304 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8307 2007-07-24 Jan Hubicka <jh@suse.cz>
8309 * regclass.c (move_table): New type.
8310 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8311 (init_move_cost): Break out from ...
8312 (init_reg_sets_1): ... here; simplify computation of
8313 have_regs-of_mode and contains_reg_of_mode.
8314 (record_reg_classes): Unswitch internal loops.
8315 (copy_cost): Trigger lazy initialization of move cost
8316 (record_address_regs): Likewise.
8318 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8320 * config/darwin.c (darwin_override_options): Don't force on
8321 flag_var_tracking_uninit when no debug info is requested.
8323 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8325 * cfgloop.c (init_loops_structure): New function.
8326 (flow_loops_find): Create root of the loop tree unconditionally.
8328 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8330 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8332 2007-07-24 Jan Hubicka <jh@suse.cz>
8334 * caller-save.c: Include ggc.h, gt-caller-save.h
8335 (reg_save_code, reg_restore_code): Rename to ...
8336 (cached_reg_save_code, cached_reg_restore_code): ... those.
8337 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8338 (reg_save_code, reg_restore_code): New functions.
8339 (init_caller_save): Do not intialize
8340 reg_save_code/reg_restore_code tables.
8341 * Makefile.in: (gt-caller-save.h): New.
8343 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8345 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8346 with the mode of the original operand instead of
8349 2007-07-23 Jan Hubicka <jH@suse.cz>
8351 * i386.c (ix86_secondary_memory_needed): Break out to...
8352 (inline_secondary_memory_needed): ... here.
8353 (ix86_memory_move_cost): Break out to ...
8354 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8355 maximum of input and output; fix handling of Q_REGS on 64bit.
8356 (ix86_secondary_memory_needed): Microoptimize.
8358 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8360 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8361 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8362 stmts_from_loop, known_dependences_p, build_rdg): New.
8363 * tree-data-ref.h: Depends on graphds.h.
8364 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8365 (build_rdg): Declared.
8366 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8368 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8370 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8373 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8374 Jakub Jelinek <jakub@redhat.com>
8376 PR middle-end/PR28690
8377 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8379 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8380 and MEM_POINTER operands over REG and MEM operands.
8381 (swap_commutative_operands_p): Change return value to bool.
8382 * rtl.h: Update the corresponding prototype.
8383 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8384 instead of gen_rtx_PLUS.
8385 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8386 value to bool. Change function arguments to rtx's and update code
8388 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8389 calls to match the new declaration.
8390 * simplify-rtx.c (simplify_associative_operation): Don't
8391 reorder simplify_binary_operation arguments.
8393 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8395 * config/mips/mips.c (override_options): Use mips_costs to derive
8396 the default branch cost.
8397 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8399 * config/mips/mips.opt (mbranch-cost=): New option.
8400 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8402 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8404 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8405 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8406 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8407 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8409 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8411 * config/mips/constraints.md (ks): New constraint.
8412 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8413 (*add<mode>3_mips16): ...here.
8415 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8417 * optabs.h (enum optab_index): Add new OTI_signbit.
8418 (signbit_optab): Define corresponding macro.
8419 (enum insn_code signbit_optab[]): Remove array.
8420 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8421 (expand_copysign_absneg): If back end provides signbit insn, use it
8422 instead of bit operations on floating point argument.
8423 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8424 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8425 for availability of signbit insn.
8427 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8428 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8429 SSE mode is not active.
8430 (isinf<mode>2): Disable for mfpmath=sse,387.
8432 2007-07-22 Ben Elliston <bje@au.ibm.com>
8434 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8436 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8438 2007-07-20 Richard Guenther <rguenther@suse.de>
8440 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8441 integral typed condition.
8442 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8443 booleanness. Only preserve conversions from a non-base
8444 type to a base type, not in general between types with
8445 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8446 * tree.def (COND_EXPR): Document that the condition
8447 can be of any integral type.
8449 2007-07-20 Nigel Stephens <nigel@mips.com>
8450 Richard Sandiford <richard@codesourcery.com>
8452 * config/mips/mips.h (mips_dwarf_regno): Declare.
8453 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8454 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8455 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8456 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8457 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8458 (REG_CLASS_NAMES): Update accordingly.
8459 * config/mips/mips.c (mips_dwarf_regno): New array.
8460 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8461 (mips_subword): Remove special handling for accumulator registers.
8462 (override_options): Initiailize mips_dwarf_regno. Remove use
8464 (mips_swap_registers): New function.
8465 (mips_conditional_register_usage): Swap accumulator registers
8466 around if TARGET_LITTLE_ENDIAN.
8467 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8468 * config/mips/constraints.md (h, l): Use the endianness to choose
8469 between MD0_REG and MD1_REG.
8470 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8471 alternative-dependent template.
8473 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8475 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8478 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8480 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8481 predecessor fallthru flags.
8483 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8485 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8486 of compare to the same type.
8487 * cfgloopmanip.c (add_loop): Update information about loop exits.
8488 (loop_version): Remove the innermost loop requirement.
8489 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8490 to sizetype for pointers.
8492 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8494 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8495 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8496 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8498 * config/dfp-bit.c: Empty for TFmode conversions.
8500 2007-07-18 Caroline Tice <ctice@apple.com>
8502 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8503 and handle them correctly; check that src is not NULL before
8505 (find_src_set_src): Likewise.
8507 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8509 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8510 (struct alignment_context, init_alignment_context): New.
8511 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8512 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8513 (XCHAL_HAVE_S32C1I): Likewise.
8514 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8515 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8516 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8517 (ATOMIC, HQI): New macros.
8518 (memory_barrier, *memory_barrier): New.
8519 (sync_lock_releasesi): New.
8520 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8521 (sync_lock_test_and_set<mode>): New.
8522 (sync_<atomic><mode>): New.
8523 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8524 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8525 (xtensa_expand_atomic): New.
8527 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8531 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8532 transformation for builtin ISNORMAL.
8533 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8534 * builtins.def (BUILT_IN_ISNORMAL): New.
8535 * doc/extend.texi: Document isnormal.
8537 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8541 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8542 optabs infrastructure. Provide generic implementation for
8544 (expand_builtin): Handle FINITE/ISFINITE.
8545 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8546 (fold_builtin_1): Likewise.
8548 * builtins.def (BUILT_IN_ISFINITE): New.
8550 * doc/extend.texi: Document isfinite.
8552 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8557 * builtins.c (expand_builtin_interclass_mathfn): Provide a
8558 generic fallback for isinf.
8559 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
8560 calculation code ...
8561 * real.c (get_max_float): ... to here.
8562 * real.h (get_max_float): New.
8564 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8568 * builtin-attrs.def (ATTR_TYPEGENERIC,
8569 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
8571 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
8572 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
8573 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
8574 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
8576 * c-common.c (handle_type_generic_attribute): New.
8577 (c_common_attribute_table): Add "type generic".
8579 * c-typeck.c (convert_arguments): Handle "type generic" functions.
8581 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
8583 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
8584 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
8587 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
8590 * config/cris/cris.c (cris_print_index): Don't use XEXP before
8591 checking that the operand is an expression.
8593 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8594 Danny Smith <dannysmith@users.sourceforge.net>
8597 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
8598 file mapping object in local namespace if Windows version later
8601 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8603 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
8604 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
8605 arm_cannot_force_const_mem.
8606 (arm_cannot_force_const_mem): New function.
8607 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8608 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
8609 of arm_tls_referenced_p.
8610 * config/arm/arm.md (movsi): Split out-of-section constants when
8611 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
8612 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8614 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8616 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
8618 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8620 * config/mips/mips.md (*extendqihi2): Convert the destination
8623 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8625 * config/pa/fptr.c: Update license header.
8626 * config/pa/milli64.S: Likewise.
8628 2007-07-17 Nick Clifton <nickc@redhat.com>
8630 * COPYING_v3: New file. Contains version 3 of the GNU General
8632 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
8633 Lesser General Public License.
8634 * doc/include/gpl_v3.texi: New file. Contains version 3 of
8635 the GNU General Public License.
8637 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
8639 PR rtl-optimization/32773
8640 * cfglayout.c (force_one_exit_fallthru): New function.
8641 (cfg_layout_finalize): Use it.
8643 2007-07-16 Richard Guenther <rguenther@suse.de>
8644 Uros Bizjak <ubizjak@gmail.com>
8646 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
8647 before forcing it to gimple operand.
8649 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8650 David Ung <davidu@mips.com>
8652 * config/mips/mips.h (TUNE_24K): Define.
8653 (TUNE_MACC_CHAINS): Add TUNE_24K.
8654 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
8656 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
8657 (r74k_int_madd): .. this new reservation.
8658 (define_bypass): Fixed bypasses for r74k_int_madd to use
8660 * config/mips/24k.md (define_bypass): Define new
8661 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
8663 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8664 Nigel Stephens <nigel@mips.com>
8666 * config/mips/mips.md: Include 20kc.md.
8667 * config/mips/20kc.md: New file.
8668 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
8669 (mips_adjust_cost): Tweak for 20Kc.
8670 (mips_issue_rate): Likewise.
8671 * config/mips/mips.h (TUNE_20KC): Define.
8673 2007-07-16 David Edelsohn <edelsohn@gnu.og>
8675 * config/rs6000/rs6000.c (struct processor_cost): Add
8676 cache_line_size, l1_cache_lines, and simultaneous_prefetches
8678 (*_cost): Add cache information.
8679 (rs6000_override_options): Set cache parameters.
8681 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8684 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
8685 * doc/install.texi (mips-sgi-irix6): pthread support works now.
8687 2007-07-16 Paul Brook <paul@codesourcery.com>
8690 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
8691 (cirrus_thumb2_movsi_insn): Ditto.
8693 2007-07-15 Geoffrey Keating <geoffk@apple.com>
8695 * config/rs6000/darwin-fallback.c (interpret_libc): Change
8698 2007-07-15 Andrew Haley <aph@redhat.com>
8700 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
8701 before looking in the context.
8703 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8707 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
8708 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
8709 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
8710 (pa_output_function_prologue): Use rp_saved and
8711 current_function_is_leaf to generate .CALLINFO statement.
8712 (hppa_expand_prologue): Set rp_saved.
8713 (hppa_expand_epilogue): Use rp_saved.
8714 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
8715 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
8717 2007-07-14 Dirk Mueller <dmueller@suse.de>
8719 * omega.c (coalesce): Fix memory leak on early exit.
8720 * matrix-reorg.c (check_allocation_function): Likewise.
8721 * tree-vect-transform.c (vect_get_new_vect_var): free result
8723 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8724 pass pointer to edge vector
8725 (partition_hot_cold_basic_blocks): Fix memory leak.
8726 * collect2.c (prefix_from_string): Free temporary storage.
8727 * reload1.c (fixup_abnormal_edges): Free sbitmap.
8729 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
8731 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
8732 (DO_GLOBAL_DTORS_BODY): Likewise.
8734 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
8735 Nigel Stephens <nigel@mips.com>
8737 * config/mips/mips.c (mips_classify_symbol): Don't return
8738 SYMBOL_SMALL_DATA for constant pool addresses if
8739 TARGET_EMBEDDED_DATA is true.
8741 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
8743 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
8744 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
8745 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
8746 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
8747 __builtin_ia32_storehps, __builtin_ia32_storelps,
8748 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
8749 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
8750 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
8751 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
8752 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
8753 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
8754 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
8755 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
8756 using def_builtin_const.
8758 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
8760 PR tree-optimization/32705
8761 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
8762 (simplify_binary_expression): Use SSA_VAL consistently.
8764 2007-07-13 David Edelsohn <edelsohn@gnu.org>
8766 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
8767 (SPEFSCR_REGNO): Delete definition.
8768 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
8769 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8770 * config/rs6000/rs6000.h: Do not define *_REGNO.
8771 LINK_REGISTER_REGNUM -> LR_REGNO.
8772 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8773 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
8774 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8775 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
8776 R_VRSAVE, R_VSCR. Use them.
8777 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
8778 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
8779 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
8780 * config/rs6000/aix.h: Define R_LR. Use it.
8782 2007-07-13 Caroline Tice <ctice@apple.com>
8784 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
8785 flag_var_tracking is explicitly turned off (i.e. when variable
8786 tracking is not feasible); otherwise, turn flag_var_tracking on when
8787 flag_var_tracking_uninit is on.
8788 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
8789 note definitions, to allow recording of initialization status in the
8791 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
8792 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
8793 determine if two note locations are equal.
8794 (output_loc_list): Don't output list entries whose start & end labels
8796 (reg_loc_descriptor): Add parameter for initialization status; pass it
8797 to other loc descriptor functions.
8798 (one_reg_loc_descriptor): Add parameter for initialization status;
8799 check its value and add DW_OP_GNU_uninit to returned loc descr if
8801 (multiple_reg_loc_descriptor): Add parameter for initialization
8803 pass init status argument to other loc descriptor functions; check
8804 value of intialization parameter and add DW_OP_GNU_uninit to returned
8805 loc descr if appropriate.
8806 (based_loc_descr): Add parameter for initialization status; add new
8807 variable for return value; check value of initialization parameter and
8808 add DW_OP_GNU_uninit to returned loc descr if appropriate.
8809 (concatn_mem_loc_descriptor): Add parameter for initialization status;
8810 pass init status argument to other loc descriptor functions; check
8811 value of intialization parameter and add DW_OP_GNU_uninit to returned
8812 loc descr if appropriate.
8813 (mem_loc_descriptor): Likewise.
8814 (concat_loc_descriptor): Likewise.
8815 (concatn_loc_descriptor): Likewise.
8816 (loc_descriptor): Add parameter for initialization status; pass it as
8817 argument to other loc descriptor function calls.
8818 (loc_descriptor_from_tree_1): Add appropriate initialization status
8819 to loc descriptor function calls.
8820 (add_location_or_const_value_attribute): Get initialization status
8821 from VAR_LOCATION note; add initialization status to loc descriptor
8823 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
8824 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
8825 status is uninitialized, add "[uninint]" to output.
8826 * common.opt (fvar-tracking-uninit): New option, similar to
8827 fvar-tracking, to turn on tracking of uninitialized variables; creates
8828 a new global flag, flag_var_tracking_uninit.
8829 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
8830 (enum var_init_status): New type, for var initialization status field.
8831 * var-tracking.c (struct location_chain_def): Two new fields, init,
8832 for initialization status, and set_src for the assignment value expr.
8833 (unshare_variable): New parameter for initialization status;
8834 initialize new init and set_src fields.
8835 (var_reg_set): New parameters for initialization status and value;
8836 pass them to set_variable_part.
8837 (var_mem_set): Likewise.
8838 (get_init_value): New function.
8839 (var_reg_delete_and_set): New initialization status & value
8840 parameters; add call to get_init_value if status is unknown; pass new
8841 parameters to clobber_variable_part and var_reg_set.
8842 (var_mem_delete_and_set): Likewise.
8843 (var_reg_delete): Pass null set_src value to clobber_variable_part.
8844 (var_mem_delete): Likewise.
8845 (variable_union): Pass status to unshare_variable; initialize new init
8846 and set_src fields. If flag_var_tracking_uninit is not set, force
8847 status to initialized.
8848 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
8849 used later to get the set_src value.
8850 (find_src_status): New function.
8851 (find_src_set_src): New function.
8852 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
8853 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
8854 MO_SET, get set_src value and pass it to var_reg_delete_and_set
8855 and var_mem_delete_and_set.
8856 (dump_variable): Print out "[uninit]" if appropriate.
8857 (set_variable_part): Add new initialization and set_src parameters;
8858 pass status to unshare_variable; set node->init and node- >set_src
8859 fields and modify slot in hash table appropriately; save the init and
8860 set_src values if appropriate and assign to the new node.
8861 (clobber_variable_part): New set_src parameter; if two nodes have
8862 same variable and same location but different set_src (assignment)
8863 values, clobber old node.
8864 (delete_variable_part): Pass init status to unshare_variable.
8865 (emit_note_insn_var_location): Add initialized var; assign var's init
8866 status to new 'initialized'; pass new init status field to calls to
8867 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
8868 status to initialized.
8869 (emit_notes_in_bb): Pass initialization status to calls to
8870 var_reg_set, var_mem_set, var_reg_delete_and_set and
8871 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
8872 var_reg_delete_and_set and var_mem_delete_and_set; call
8873 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
8874 make up for change in add_stores.
8875 (vt_add_function_parameters): Add status to calls to
8877 * config/darwin.c (darwin_override_options): Turn on uninitialized
8878 tracking automatically, if var_tracking is on and the system is
8881 2007-07-13 Sa Liu <saliu@de.ibm.com>
8883 * config.gcc: Add options for arch and tune on SPU.
8884 * config/spu/predicates.md: Add constant operands 0 and 1.
8885 * config/spu/spu-builtins.def: Add builtins for double precision
8886 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
8887 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
8889 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
8891 * config/spu/spu-protos.h: Add new function prototypes.
8892 * config/spu/spu.c (spu_override_options): Check options -march and
8894 (spu_comp_icode): Add comparison code for DFmode and vector mode.
8895 (spu_emit_branch_or_set): Use the new code for DFmode and vector
8897 (spu_const_from_int): New. Create a vector constant from 4 ints.
8898 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
8899 (spu_emit_vector_compare): New. Emit vector compare.
8900 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
8901 * config/spu/spu.h: Add options -march and -mtune. Define processor
8902 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
8903 CANONICALIZE_COMPARISON.
8904 * config/spu/spu.md: Add new insns for double precision compare
8905 and double precision vector compare. Add vcond and smax/smin patterns
8906 to enable DFmode vector conditional expression.
8907 * config/spu/spu.opt: Add options -march and -mtune.
8908 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
8909 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
8910 both CELL and CELLEDP targets: spu_testsv.
8911 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
8914 2007-07-13 Richard Guenther <rguenther@suse.de>
8916 PR tree-optimization/32721
8917 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
8918 TREE_THIS_VOLATILE on the folded reference.
8919 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
8920 if the array reference has TREE_THIS_VOLATILE set.
8922 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
8925 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
8927 2007-07-13 Andreas Schwab <schwab@suse.de>
8929 * gengtype-lex.l: Allow declarations to be indented.
8931 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8933 * ginclude/tgmath.h: New.
8934 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
8935 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
8936 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
8937 * configure: Regenerate.
8939 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8941 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
8942 correct index when setting register save state for xd
8945 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8947 * config/sh/sh.c (mark_use): Remove.
8949 2007-07-12 Paul Brook <paul@codesourcery.com>
8951 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
8952 reg does not overlap return value.
8954 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
8956 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
8957 (set_expression_vuses): Ditto.
8958 (init_pre): Initialize expression_vuses.
8960 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8962 * config/i386/sse.md (storentdf, storentsf): New.
8964 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8966 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
8968 * tree.c (build_decl_stat): Move code from here...
8969 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
8970 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
8971 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
8972 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
8973 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
8976 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8977 Devang Patel <dpatel@apple.com>
8979 PR tree-optimization/25413
8980 * targhooks.c (default_builtin_vector_alignment_reachable): New.
8981 * targhooks.h (default_builtin_vector_alignment_reachable): New.
8982 * tree.h (contains_packed_reference): New.
8983 * expr.c (contains_packed_reference): New.
8984 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
8985 (vect_enhance_data_refs_alignment): Call
8986 vector_alignment_reachable_p.
8987 * target.h (vector_alignment_reachable): New builtin.
8988 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
8989 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
8990 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
8992 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8994 * target.h (builtin_vectorization_cost): Add new target builtin.
8995 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
8996 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
8997 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
8998 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
8999 uninitialized variables.
9000 * tree-vect-transform.c (cost_for_stmt): New function.
9001 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9002 using cost 1 for all scalar stmts. Be less conservative when
9003 estimating the number of prologue/epulogue iterations. Call
9004 targetm.vectorize.builtin_vectorization_cost. Return
9005 min_profitable_iters-1.
9006 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9007 initialization cost instead of TARG_VEC_STMT_COST. Use
9008 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9009 epilogue code. Fix epilogue cost computation.
9010 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9011 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9012 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9013 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9014 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9015 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9017 2007-07-12 Richard Guenther <rguenther@suse.de>
9019 * gimplify.c (gimplify_conversion): Make sure that the result
9020 from maybe_fold_offset_to_reference is trivially convertible
9021 to the desired type before doing the simplification.
9022 (gimplify_expr): Likewise.
9023 * fold-const.c (fold_binary): Use the correct types for
9024 building the simplified expression.
9026 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9028 PR rtl-optimization/32729
9029 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9030 that fallthru to exit.
9032 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9034 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9035 (symDTPOFF2reg): Likewise.
9037 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9039 PR tree-optimization/32663
9041 * tree.h (VALUE_HANDLE_VUSES): Remove.
9042 (struct tree_value_handle): Remove vuses.
9044 * tree-vn.c (create_value_handle_for_expr): Don't set
9047 * tree-ssa-pre.c (expression_vuses): New.
9048 (alloc_expression_id): Set up expression_vuses.
9049 (get_expression_vuses): New.
9050 (set_expression_vuses): Ditto.
9051 (clear_expression_ids): Modify for expression_vuses.
9052 (phi_translate_1): Ditto.
9053 (phi_translate_set): Ditto.
9054 (value_dies_in_block_x): Ditto
9055 (valid_in_sets): Ditto.
9056 (add_to_sets): Ditto.
9057 (find_existing_value_expr): Ditto.
9058 (create_value_handle_for_expr): Ditto.
9059 (make_values_for_stmt): Ditto.
9060 (vuse_equiv): Remove.
9062 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9064 * Makefile.in (mostlyclean): Remove object files.
9066 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9068 * toplev.c (no_new_pseudos): Deleted.
9069 * rtl.h (no_new_pseudos): Deleted.
9070 * tree-pass.h (pass_no_new_pseudos): Deleted.
9071 * passes.c (pass_no_new_pseudos): Deleted.
9072 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9073 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9074 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9076 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9077 * rtlhooks.c (gen_lowpart_general): Ditto.
9078 * optabs.c (prepare_operand): Ditto.
9079 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9081 * modulo-sched.c (rest_of_handle_sms): Ditto.
9082 * see.c (rest_of_handle_see): Ditto.
9083 * ifcvt.c (if_convert): Ditto.
9084 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9086 * init-regs.c (gate_initialize_regs): Deleted set of
9088 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9089 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9090 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9092 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9095 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9096 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9097 (*vec_extractv2di_1_rex64): New insn pattern.
9099 2007-07-11 David Daney <ddaney@avtrex.com>
9101 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9102 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9103 for SIGNAL_UNWIND_RETURN_COLUMN.
9104 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9105 (DWARF_FRAME_REGNUM): Rewrite.
9106 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9108 2007-07-11 Nick Clifton <nickc@redhat.com>
9110 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9111 delta and use gen_int_mode in place of GET_INT instead.
9113 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9115 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9118 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9120 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9121 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9123 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9124 (USE_CANONICAL_TYPES): New.
9125 * doc/invoke.texi (verify-canonical-types): Remove.
9126 (use-canonical-types): Add.
9128 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9130 * config/spu/spu.c (spu_optimization_options): Remove setting of
9131 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9132 (spu_override_options): Move it here.
9134 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9136 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9137 * config/mips/mips.c (mips_cpu_info_table): Mention
9138 MIPS_ISA_LEVEL_SPEC in the comment.
9140 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9142 PR tree-optimization/32713
9143 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9145 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9148 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9149 conditional to flag_isoc99.
9150 (c_common_init_options): Do it here, unconditionally.
9152 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9154 PR tree-optimization/32589
9155 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9156 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9157 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9158 predicate, extracted from...
9159 (set_rhs): ...here. Call it for the expression on entry.
9160 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9161 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9162 (simplify_binary_expression): Use valid_gimple_expression_p
9163 to validate the simplification.
9164 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9166 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9168 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9169 DWARF2_DEBUG on 32 bit target too.
9170 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9172 2007-07-11 Nick Clifton <nickc@redhat.com>
9174 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9175 version for 64-bit hosts.
9177 2007-07-10 David Daney <ddaney@avtrex.com>
9179 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9181 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9183 * config/mips/mips.c (mips_expand_synci_loop): New function.
9184 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9185 (UNSPEC_RDHWR): Same.
9186 (UNSPEC_SYNCI): Same.
9187 (UNSPEC_SYNC): Same.
9188 (clear_cache): New expand.
9192 (clear_hazard): Same.
9193 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9195 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9196 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9198 2007-07-10 Ian Lance Taylor <iant@google.com>
9200 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9203 2007-07-10 David Daney <ddaney@avtrex.com>
9205 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9206 * builtins.c (expand_builtin___clear_cache): New function.
9207 (expand_builtin): Call expand_builtin___clear_cache for
9208 BUILT_IN_CLEAR_CACHE case.
9209 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9210 * doc/md.texi (clear_cache): Document new instruction pattern.
9211 * testsuite/gcc.dg/builtins-64.c: New test.
9213 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9215 * config/cris/cris.md ("movsi"): Fix typo in last change.
9217 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9220 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9222 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9223 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9224 for FUNCTION_DECLs. Don't use align_functions_log if
9226 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9227 even for FUNCTION_DECLs.
9228 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9230 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9231 (DECL_FUNCTION_CODE): Update for new location and name of
9233 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9234 (struct tree_decl_common): Move 'align' and 'off_align' out
9235 of union, ensure they're still on a 32-bit boundary. Remove
9236 other fields in union 'u1'.
9237 (struct tree_function_decl): Add field 'function_code' replacing
9238 'u1.f' in tree_decl_common.
9239 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9240 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9241 (Variable Attributes): Cross-reference 'aligned' attribute
9242 to Function Attributes.
9243 * flags.h (force_align_functions_log): Delete.
9244 * toplev.c (force_align_functions_log): Delete.
9246 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9249 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9250 (*vec_concatv2di_rex): New insn pattern.
9252 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9255 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9257 2007-07-10 Ian Lance Taylor <iant@google.com>
9259 Replace no_new_pseudos in backends.
9260 * rtl.h (can_create_pseudo_p): Define.
9261 * config/darwin.c (machopic_indirect_data_reference): Use
9262 can_create_pseudo_p () instead of no_new_pseudos.
9263 (machopic_indirect_data_reference): Likewise.
9264 (machopic_legitimize_pic_address): Likewise.
9265 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9266 (alpha_emit_set_const_1): Likewise.
9267 (alpha_emit_set_const): Likewise.
9268 (alpha_emit_conditional_move): Likewise.
9269 (alpha_split_conditional_move): Likewise.
9270 * config/alpha/alpha.md (various splitters): Likewise.
9272 * config/arm/arm.c (legitimize_pic_address): Likewise.
9273 (arm_load_pic_register): Likewise.
9274 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9275 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9276 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9277 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9278 * config/cris/cris.md (movsi): Likewise.
9279 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9280 (symGOTOFF2reg_hilo): Likewise.
9281 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9282 * config/h8300/h8300.md (insv, extzv): Likewise.
9283 * config/i386/i386.c (ix86_expand_move): Likewise.
9284 (ix86_expand_vector_move): Likewise.
9285 (ix86_prepare_fp_compare_args): Likewise.
9286 (ix86_expand_carry_flag_compare): Likewise.
9287 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9288 (tls_dynamic_gnu2_combine_32): Likewise.
9289 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9290 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9291 (ia64_expand_movxf_movrf): Likewise.
9292 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9293 (m32c_split_move): Likewise.
9294 (m32c_expand_insv): Likewise.
9295 * config/m68k/m68k.md (movsi): Likewise.
9296 * config/mips/mips.c (mips_force_temporary): Likewise.
9297 (mips_split_symbol): Likewise.
9298 (mips_move_integer): Likewise.
9299 (mips_legitimize_const_move): Likewise.
9300 * config/mn10300/mn10300.md (movsi): Likewise.
9301 * config/pa/pa.c (emit_move_sequence): Likewise.
9302 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9303 (rs6000_got_register): Likewise.
9304 (create_TOC_reference): Likewise.
9305 (rs6000_machopic_legitimize_pic_address): Likewise.
9306 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9307 (various splitters): Likewise.
9308 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9309 (movsi_got): Likewise.
9310 * config/s390/s390.c (emit_symbolic_move): Likewise.
9311 * config/s390/s390.md (movhi, movqi): Likewise.
9312 (load_multiple, store_multiple): Likewise.
9313 * config/score/score.c (score_force_temporary): Likewise.
9314 * config/sh/sh.c (prepare_move_operands): Likewise.
9315 (prepare_cbranch_operands): Likewise.
9316 (emit_fpu_switch): Likewise.
9317 (fpscr_set_from_mem): Likewise.
9318 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9319 (adddi3, subsi3): Likewise.
9320 (various splitters): Likewise.
9321 (divsi_inv_fp_combine): Likewise.
9322 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9323 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9325 * config/sh/predicates.md (xor_operand): Likewise.
9326 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9327 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9328 (movdi_pic_label_ref): Likewise.
9329 * config/spu/spu.c (spu_split_immediate): Likewise.
9330 * config/alpha/alpha.md (various splitters): Remove test
9331 !no_new_pseudos || reload_completed.
9332 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9334 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9335 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9336 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9337 * config/score/score.c (th_output_mi_thunk): Likewise.
9338 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9339 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9341 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9343 PR rtl-optimization/32664
9344 * mode-switching.c (create_pre_exit): Skip barrier insns.
9346 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9348 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9349 force_gimple_operand_bsi.
9350 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9351 rewrite_use_compare): Ditto.
9352 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9354 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9355 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9356 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9357 * tree-profile.c (prepare_instrumented_value,
9358 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9359 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9360 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9361 tree_gen_ior_profiler): Ditto.
9362 * tree-ssa-reassoc.c (negate_value): Ditto.
9363 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9364 Use force_gimple_operand_bsi.
9365 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9366 * tree-if-conv.c (add_to_dst_predicate_list,
9367 find_phi_replacement_condition): Ditto.
9368 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9369 Call mark_symbols_for_renaming for new statements.
9370 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9372 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9374 * cfghooks.c (remove_edge): New function.
9375 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9377 * cfghooks.h (remove_edge): Declare.
9378 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9379 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9381 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9383 * optabs.h: Added declaration for signbit_optab.
9384 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9385 * genoptinit.c (optabs): Added entry for signbit insns.
9386 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9388 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9389 * config/s390/s390.md (signbit<mode>2): New expander.
9391 2007-07-09 Richard Guenther <rguenther@suse.de>
9394 * fold-const.c (fold_plusminus_mult_expr): Move constant
9395 arguments second to allow decomposing.
9397 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9400 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9402 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9403 Disregard DECL_FROM_INLINE.
9405 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9408 * doc/invoke.texi: Add ftree-reassoc flag.
9409 * common.opt (ftree-reassoc): New flag.
9410 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9411 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9413 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9415 PR tree-optimization/32681
9416 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9417 saved in second_edge->aux when first_bb is a loop header.
9419 2007-07-09 Jan HUbicka <jh@suse.cz>
9421 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9423 2007-07-09 Richard Guenther <rguenther@suse.de>
9425 * c-decl.c (start_function): Do not promote return type.
9427 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9429 * function.c (do_warn_unused_parameter): Do not warn if
9430 TREE_NO_WARNING is set.
9432 2007-07-08 Andreas Schwab <schwab@suse.de>
9434 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9436 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9439 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9441 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9442 apply to assembly language, too.
9443 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9445 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9447 Revert (note the sccvn portions are *not* reverted)
9448 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9450 Fix PR tree-optimization/23488
9452 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9454 * tree-flow-inline.h (get_value_handle): Ditto.
9455 * tree-ssa-pre.c (decl_vh_map): New.
9456 (decl_node_pool): New.
9457 (can_value_number_operation): Support DECL_P.
9458 (can_PRE_operation): Ditto.
9459 (create_expression_by_pieces): Ditto.
9460 (find_existing_value_expr): Modify to differnetiate between
9461 addressing and top level.
9462 (create_value_handle_for_expr): Handle DECL's.
9463 (poolify_tree): Ditto.
9464 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9465 (make_values_for_stmt): Handle DECL's properly.
9466 (init_pre): Reorg to not init useless things during FRE.
9468 * tree-flow.h: Include pointer-set.h.
9469 (decl_vh_map): Declare.
9470 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9472 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9474 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9475 the constraint description.
9476 * doc/md.texi: Update documentation of AVR constraints.
9478 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9480 * auto-inc-dec.c, config/arm/arm.c,
9481 config/m32r/constraints.md, config/mips/mips.md,
9482 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9483 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9484 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9485 typos. Follow spelling conventions.
9486 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9488 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9489 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9491 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9492 realloc_vuse): Remove.
9493 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9496 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9498 Fix PR tree-optimization/23488
9500 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9501 (try_to_simplify): Ditto.
9503 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9505 * tree-flow-inline.h (get_value_handle): Ditto.
9506 * tree-ssa-pre.c (decl_vh_map): New.
9507 (decl_node_pool): New.
9508 (can_value_number_operation): Support DECL_P.
9509 (can_PRE_operation): Ditto.
9510 (create_expression_by_pieces): Ditto.
9511 (find_existing_value_expr): Modify to differnetiate between
9512 addressing and top level.
9513 (create_value_handle_for_expr): Handle DECL's.
9514 (poolify_tree): Ditto.
9515 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9516 (make_values_for_stmt): Handle DECL's properly.
9517 (init_pre): Reorg to not init useless things during FRE.
9519 * tree-flow.h: Include pointer-set.h.
9520 (decl_vh_map): Declare.
9521 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9523 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9525 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9526 apply to assembly language, too.
9527 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9529 2007-07-06 Ian Lance Taylor <iant@google.com>
9530 Zack Weinberg <zackw@panix.com>
9533 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9535 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9537 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9538 (prefetch): Likewise if "pref" would be used.
9540 2007-07-06 Josh Conner <jconner@apple.com>
9544 * calls.c (store_one_arg): Handle arguments which are partially
9545 on the stack when detecting argument overlap.
9547 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
9549 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
9550 chosen during find_reloads.
9552 2007-07-06 Richard Guenther <rguenther@suse.de>
9554 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
9555 TYPE_ARG_TYPES for verification of argument types. Use
9556 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
9557 parameters as variable arguments.
9559 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
9561 * libgcc2.h (word_type): Type definition removed.
9562 (cmp_return_type, shift_count_type): Type definitions added.
9563 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9564 replaced with shift_count_type.
9565 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9567 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
9568 changed from word_type to Wtype.
9569 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9570 replaced with shift_count_type.
9571 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9573 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
9574 and libgcc_shift_count attribute added.
9575 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
9576 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
9577 (TARGET_INITIALIZER): New target hooks added.
9578 * targhooks.c (default_libgcc_cmp_return_mode,
9579 default_libgcc_shift_count_mode): Default implementations for the new
9581 * targhooks.h (default_libgcc_cmp_return_mode,
9582 default_libgcc_shift_count_mode): Function prototypes added.
9583 * target.h (struct gcc_target): Fields for the new target hooks added.
9584 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
9586 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
9589 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
9590 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
9592 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
9593 s390_libgcc_shift_count_mode): Functions added.
9594 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
9595 Target hooks defined.
9597 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9599 * config/mips/mips.c (compute_frame_size): Restore the original
9600 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
9601 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
9602 Document why the difference is needed.
9604 2007-07-06 Richard Guenther <rguenther@suse.de>
9606 * c-common.c (boolean_increment): Use correctly typed
9609 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9611 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
9612 the topmost argument register is not also included in the save mask.
9613 (mips16e_collect_argument_save_p): Take a pointer to the argument
9614 register, rather than a pointer to the number of arguments.
9615 (mips16e_collect_argument_saves): Only include argument saves
9616 that aren't in the register mask.
9618 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
9620 PR rtl-optimization/32450
9621 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
9622 to ensure that instructions are not moved into the prologue when
9623 profiling is on. Remove unused prologue_end variable.
9624 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
9625 as a scheduling barrier.
9627 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9630 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9631 Disregard DECL_FROM_INLINE.
9633 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
9635 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
9636 IORing with a constant.
9638 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
9640 PR rtl-optimization/32475
9641 * df-scan.c (df_def_record_1): Add a use of the stack pointer
9642 for every definition of the stack pointer.
9644 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
9646 * arm.c (vfp3_const_double_index): Copy signed results of
9647 REAL_VALUE_TO_INT into unsigned vars.
9649 2007-07-05 Richard Guenther <rguenther@suse.de>
9652 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
9654 * tree-ssa.c (useless_type_conversion_p): Check canonical
9657 2007-07-05 Anatoly Sokolov <aesok@post.ru>
9659 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
9660 zero_extendhisi2): Change to define_insn_and_split.
9661 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
9663 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
9665 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
9666 pass_match_asm_constraints): New.
9667 * passes.c (init_optimization_passes): Add new pass.
9668 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
9669 * function.h (struct function): Add has_asm_statement bit.
9670 (current_function_has_asm_statement): New.
9671 * tree-pass.h (pass_match_asm_constraints): New.
9673 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
9675 * config/mips/mips.c (mips_file_start): Avoid declaration
9678 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9680 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
9682 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
9684 * rtl.def (NOTE): Change print format string to print
9685 operand 5 as a note insn name.
9687 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9688 David Ung <davidu@mips.com>
9690 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
9691 * doc/invoke.texi: (MIPS Options): Document them.
9693 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9694 David Ung <davidu@mips.com>
9696 Add support for SmartMIPS ASE.
9698 * optabs.c (expand_binop_directly): New, broken out from...
9699 (expand_binop): Here. Make it try rotating in the other
9700 direction even when the second operand isn't constant.
9701 * config/mips/mips.md (*lwxs): New.
9702 * config/mips/mips.opt (msmartmips): New.
9703 * config/mips/mips.c (mips_lwxs_address_p): New.
9704 (mips_rtx_costs): Make it recognize scaled indexed addressing.
9705 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
9706 __mips_smartmips when compiling for TARGET_SMARTMIPS.
9707 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
9708 (ISA_HAS_LWXS): New.
9709 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
9710 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
9711 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
9712 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
9713 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
9714 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
9715 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
9717 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
9719 * tree-vectorizer.c (new_loop_vec_info): Initialize
9720 LOOP_VINFO_COST_MODEL_MIN_ITERS.
9721 * tree-vectorizer.h (_loop_vec_info): Added new filed
9722 min_profitable_iters.
9723 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
9724 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
9725 * tree-vect-analyze.c (vect_analyze_operations): Set
9726 LOOP_VINFO_COST_MODEL_MIN_ITERS.
9727 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
9728 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
9729 Fix calculation of peel_iters_prologue. Move consideration of epilogue
9730 and prologue cost to after they are computed.
9731 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
9733 (vect_model_simple_cost): Takes additional argument dt. Consider cost
9734 of creating vectors from scalars according to dt.
9735 (vect_model_store_cost): Likewise.
9736 (vectorizable_call): Use dt array instead of scalar dt. Call
9737 vect_model_simple_cost with additional argument dt.
9738 (vectorizable_assignment): Likewise.
9739 (vectorizable_operation): Likewise.
9740 (vectorizable_type_demotion): Likewise.
9741 (vectorizable_type_promotion): Likewise.
9742 (vectorizable_store): Use dt array instead of scalar dt. Call
9743 vect_model_store_cost with additional argument dt.
9744 (vect_do_peeling_for_loop_bound): Don't call
9745 vect_estimate_min_profitable_iters. Instead, lookup
9746 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
9747 "may not be profitable".
9749 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
9752 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
9753 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
9754 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
9755 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
9757 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
9759 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
9760 addressing modes cheaper.
9762 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
9764 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
9765 (dw_ranges_struct): Rename block_num to num. Adjust.
9766 (dw_ranges_by_label_struct): New.
9767 (ranges_by_label, ranges_by_label_allocated,
9768 ranges_by_label_in_use): New variables.
9769 (add_ranges_num): Factored most of the code out of...
9770 (add_ranges): ... this one. Rewrite in terms of the former.
9771 (add_ranges_by_labels): New.
9772 (output_ranges): Output by-label ranges.
9773 (dwarf2out_finish): Output range for multiple-section
9774 compile_unit. Output standard DW_AT_low_pc in addition to
9775 unexpected DW_AT_entry_pc.
9777 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
9779 PR tree-optimization/32604
9780 PR tree-optimization/32606
9782 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
9783 (compute_antic_safe): Removed.
9784 (ANTIC_SAFE_LOADS): Ditto.
9785 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
9786 (execute_pre): Don't call compute_antic_safe.
9787 (vuse_equiv): New function.
9788 (make_values_for_stmt): Use it
9789 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
9792 2007-07-04 Anatoly Sokolov <aesok@post.ru>
9795 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
9797 (avr_attribute_table): Make "naked" attribute apply to function types
9798 rather than to decls.
9799 (avr_handle_fntype_attribute): New function.
9801 2007-07-04 Joseph Myers <joseph@codesourcery.com>
9803 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
9806 2007-07-04 David Ung <davidu@mips.com>
9807 Joseph Myers <joseph@codesourcery.com>
9809 * config/mips/mips.md (type): Add logical, signext and move.
9810 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
9811 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
9812 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
9813 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
9814 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
9815 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
9816 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
9817 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
9818 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
9819 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
9820 movv2sf_hardfloat_64bit): Use the new types.
9821 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
9822 *movdf_softfloat, *movdf_mips16): Use "multi".
9823 (extendqihi2): Replace with a define_expand.
9824 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
9825 Based on extend<SHORT:mode><GPR:mode>2 patterns.
9826 * config/mips/74k.md (r74k_int_logical): New reservation and
9828 (r74k_int_arith): Remove "slt".
9829 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
9830 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
9831 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
9832 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
9833 reservations for "arith".
9835 2007-07-04 Richard Guenther <rguenther@suse.de>
9837 * tree-ssa.c (useless_type_conversion_p): Add handling for
9838 scalar float and vector types. Only call the types_compatible_p
9839 langhook for aggregate types as last resort. Follow the
9842 2007-07-04 Richard Guenther <rguenther@suse.de>
9844 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
9845 the same as NOP_EXPR.
9847 2007-07-04 Nick Clifton <nickc@redhat.com>
9849 * target.h (struct gcc_target): Add target_help field.
9850 * target-def.h (TARGET_HELP): New.
9851 (TARGET_INITIALIZER): Use TARGET_HELP.
9852 * opts.c (command_handle_option): Invoke target_help function, if
9853 defined, when the user has specified --target-help on the command
9855 * doc/invoke.texi: Mention that --target-help might print
9856 additional information.
9857 * doc/tm.texi: Document TARGET_HELP hook.
9859 * arm.c (TARGET_HELP): Override default definition.
9860 (arm_target_help): New - display a wrapped list of cores and
9861 architectures supported.
9863 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
9865 * config/v850/v850.c (expand_prologue): Make sure
9866 GEN_INT() argument is sign extended rather than zero extended.
9867 (expand_epilogue): Likewise.
9868 (output_move_double): Delete.
9869 * config/v850/v850-protos.h (output_move_double): Delete.
9870 * config/v850/v850.md (movdi): Delete.
9871 (*movdi_internal): Delete.
9873 (*movdf_internal): Delete.
9875 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9877 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
9878 unless compiling RTP PIC.
9880 2007-07-04 Richard Guenther <rguenther@suse.de>
9882 PR tree-optimization/32482
9883 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
9884 original ssa name if we didn't find a shift expression.
9885 Fix shift constant for bit zero test.
9887 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9889 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
9891 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9893 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
9894 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
9895 * config/arm/vxworks.h (ASM_SPEC): Delete.
9896 (SUBTARGET_EXTRA_ASM_SPEC): Define.
9898 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9900 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
9901 (DDR_REVERSED_P): New.
9902 * tree-data-ref.c (initialize_data_dependence_relation,
9903 build_classic_dist_vector): Set DDR_REVERSED_P.
9905 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9908 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
9909 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9910 init_omega_for_ddr_1): Use non conservative number of iterations
9912 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
9913 (analyze_siv_subscript): Remove FIXME and reinitialization of
9914 last_conflicts to chrec_dont_know.
9915 * testsuite/gfortran.dg/vect/pr32457.f90: New.
9917 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9919 * tree.c (maybe_canonicalize_argtypes): Improve description.
9921 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9923 * tree.c (maybe_canonicalize_argtypes): New.
9924 (build_function_type): Set canonical type.
9925 (build_method_type_directly): Ditto.
9926 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
9929 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9931 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
9933 (rewrite_use_nonlinear_expr): Likewise.
9935 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
9937 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
9939 2007-07-04 Ben Elliston <bje@au.ibm.com>
9941 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
9944 * c-objc-common.c (c_types_compatible_p): Fix indentation.
9946 * doc/tm.texi (Run-time Target): Capitalise "CPU".
9947 (Exception Handling): Likewise.
9949 2007-07-03 Jan Hubicka <jh@suse.cz>
9951 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
9953 2007-07-03 Eric Christopher <echristo@apple.com>
9955 * doc/cppopts.texi: Add conflicting option note to -dM.
9956 * doc/invoke.texi: Add note about possible conflicts with
9957 -E for -dCHARS and note that -dM will not produce
9958 any results if there is no machine dependent reorg.
9960 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9962 * tree.h (DECL_ALIGN): Back out previous change.
9964 2007-07-03 Joseph Myers <joseph@codesourcery.com>
9966 * configure.ac: Test for .dtprelword support on MIPS.
9967 * configure, config.in: Regenerate.
9968 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
9969 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9971 2007-07-03 Julian Brown <julian@codesourcery.com>
9973 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
9974 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
9975 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
9976 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
9978 (all_fpus): Add FPUTYPE_VFP3.
9979 (fp_model_for_fpu): Add VFPv3 field.
9980 (arm_rtx_costs_1): Give cost to VFPv3 constants.
9981 (vfp3_const_double_index): New function. Return integer index of
9982 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
9984 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
9985 and argument represents a valid RTX for a VFPv3 constant.
9986 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
9988 (vfp_emit_fstmd): Similar, for fstmd.
9989 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
9990 constants, represented as integer indices.
9991 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
9992 VFP_REGNO_OK_FOR_DOUBLE macros.
9993 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
9994 (arm_file_start): Set float-abi attribute for VFPv3, and output
9995 correct ".fpu" assembler directive.
9996 (arm_dbx_register_numbering): Add FIXME.
9997 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
9998 (fputype): Add FPUTYPE_VFP3.
9999 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10000 (CALL_USED_REGISTERS): Likewise.
10001 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10002 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10003 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10004 (D7_VFP_REGNUM): New.
10005 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10006 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10007 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10008 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10009 (REG_ALLOC_ORDER): Adjust for VFPv3.
10010 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10011 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10012 VFP_LO_REGS, VFP_HI_REGS.
10013 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10014 (IS_VFP_CLASS): Define macro.
10015 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10017 (REGISTER_MOVE_COST): Likewise.
10018 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10019 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10020 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10021 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10022 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10023 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10024 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10025 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10026 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10027 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10028 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10029 where appropriate for single-word registers.
10030 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10031 As above. Fix type attributes.
10032 * config/arm/constraints.md (register_contraint "t"): Define.
10033 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10035 (register_constraint "x"): Define.
10036 (constraint "Dv"): Define.
10038 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10040 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10042 2007-07-03 Tom Tromey <tromey@redhat.com>
10044 * c-parser.c (objc_pq_context): Removed.
10045 (objc_need_raw_identifier): Likewise.
10046 (c_parser) <objc_pq_context>: New field.
10047 <objc_need_raw_identifier>: Likewise.
10048 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10049 (c_lex_one_token): Update.
10050 (c_parser_objc_protocol_definition): Update.
10051 (c_parser_objc_method_definition): Update.
10052 (c_parser_objc_methodproto): Update.
10053 (c_parser_declspecs): Update.
10055 2007-07-03 David Ung <davidu@mips.com>
10057 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10059 2007-07-03 David Ung <davidu@mips.com>
10060 Richard Sandiford <richard@codesourcery.com>
10062 * doc/invoke.texi: Document -march=74kf3_2.
10063 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10064 (TUNE_74K): Check for it.
10065 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10066 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10067 * config/mips/mips.md (cpu): Add 74kf3_2.
10068 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10069 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10070 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10071 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10072 74kf3_2 to the CPU list.
10073 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10074 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10075 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10076 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10077 (r74kf3_2_fxfer_from_c1): New insn reservations.
10079 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10080 David Ung <davidu@mips.com>
10082 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10083 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10084 and 74k[fx]. Document aliases for the new options.
10085 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10086 (PROCESSOR_24KF2_1): ...this.
10087 (PROCESSOR_24KX): Rename to...
10088 (PROCESSOR_24KF1_1): ...this.
10089 (PROCESSOR_74KF): Rename to...
10090 (PROCESSOR_74KF2_1): ...this.
10091 (PROCESSOR_74KX): Rename to...
10092 (PROCESSOR_74KF1_1): ...this.
10093 (TUNE_74K): Update PROCESSOR_* names.
10094 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10095 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10096 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10097 (mips_rtx_cost_data): Update processor names in comments.
10098 (mips_issue_rate): Update PROCESSOR_* names.
10099 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10100 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10101 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10102 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10103 Update cpu attribute names.
10104 (r24k_fpu_iss): Rename this reservation to...
10105 (r24kf2_1_fpu_iss): ...this and update all uses.
10106 (r24kx_fpu_iss): Rename this reservation to...
10107 (r24kf1_1_fpu_iss): ...this and update all uses.
10108 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10109 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10110 Update cpu attribute names.
10112 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10114 * config/m32r/constraints.md: New file.
10115 * config/m32r/m32r.c: Include tm-constrs.h.
10116 (small_data_operand): Use satisfies_constraint_* instead of macro.
10117 (addr24_operand, gen_compare): Likewise.
10118 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10119 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10120 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10121 EXTRA_CONSTRAINT): Likewise.
10122 * config/m32r/m32r.md: Include constraints.md.
10123 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10124 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10125 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10126 (two_insn_const_operand, int8_operand, uint16_operand,
10127 reg_or_int16_operand, reg_or_uint16_operand,
10128 reg_or_cmp_int16_operand, cmp_int16_operand,
10129 seth_add3_operand): Likewise.
10131 2007-07-03 Eric Christopher <echristo@gmail.com>
10133 * libgcc2.h: Conditionally declare __bswapsi2 and
10136 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10138 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10141 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10144 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10145 (__gthrw_pragma): Provide default definition.
10146 (__gthrw2): Use it.
10147 * gthr-posix.c (__gthrw_pragma): Define.
10149 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10151 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10152 before declaring inequality.
10154 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10156 * combine.c (recog_for_combine): Log the success or failure of
10157 matching new insn patterns against the machine description in
10160 2007-07-03 Revital Eres <eres@il.ibm.com>
10162 * ddg.c (print_sccs): New function.
10163 (check_sccs): New function.
10164 (create_ddg_all_sccs): Use it.
10165 * ddg.h (print_sccs): Declare.
10166 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10168 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10170 * targhooks.h (default_mode_for_suffix): New function declaration.
10171 * targhooks.c (default_mode_for_suffix): New default target hook.
10172 * target.h (struct c): New structure in the targetm struct.
10173 (mode_for_suffix): New target hook as part of struct c.
10174 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10175 default_mode_for_suffix.
10176 (TARGET_C): New define.
10177 * c-lex.c: Include "target.h".
10178 (interpret_float): Use targetm.c.mode_for_suffix to determine
10179 the mode for a given non-standard suffix.
10180 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10182 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10183 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10185 * doc/extend.texi (Floating Types): New node. Document __float80 and
10186 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10188 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10191 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10192 predicate instead of target_operand.
10193 (divsi3_i1_media, divsi3_media_2): Likewise.
10195 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10197 * tree.h (alias_sets_might_conflict_p): Rename into
10198 alias_sets_must_conflict_p.
10199 * alias.c (alias_sets_might_conflict_p): Likewise.
10200 (alias_sets_conflict_p): Use it.
10201 (objects_must_conflict_p): Likewise.
10202 * c-common.c (strict_aliasing_warning): Adjust.
10204 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10206 * rtlhooks.c (gen_lowpart_if_possible): Check for
10207 invalid subreg before calling gen_lowpart_SUBREG.
10209 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10211 * config/darwin9.h: Add copyright notice.
10212 (LINK_COMMAND_SPEC): Add comment.
10213 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10214 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10215 DARWIN_LIBSYSTEM_HAS_UNWIND.
10217 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10220 * omp-low.c (check_combined_parallel): New function.
10221 (lower_omp_parallel): Call it via walk_stmts, set
10222 OMP_PARALLEL_COMBINED if appropriate.
10223 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10224 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10225 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10226 don't consider it as combined parallel.
10228 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10230 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10231 (gcc_tooldir): Likewise.
10232 * configure: Regenerate.
10233 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10234 old configure.ac gcc_tooldir setting.
10235 (prefix_to_exec_prefix): New variable.
10236 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10237 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10239 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10241 Fix PR tree-optimization/32583
10242 Fix PR tree-optimization/32584
10243 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10244 (phi_translate_set): Use phi_translate directly now.
10245 (make_values_for_stmt): Don't value number RHS if we already know
10248 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10249 Jim Wilson <wilson@specifix.com>
10252 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10255 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10256 Richard Sandiford <richard@codesourcery.com>
10257 Nigel Stephens <nigel@mips.com>
10259 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10260 (mips16e_output_save_restore): Declare.
10261 (mips16e_save_restore_pattern_p): Likewise.
10262 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10263 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10264 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10265 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10266 (BITSET_P): New global macro, extracted from...
10267 (mips_for_each_saved_reg): ...here.
10268 (mips16e_save_restore_info): New struct.
10269 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10270 (mips16e_save_restore_regs): New variable.
10271 (mips_split_plus, mips16e_find_first_register): New functions.
10272 (mips16e_mask_registers): New function.
10273 (compute_frame_size): Expand the commentary before the function.
10274 Enforce the MIPS16e save and restore register range restrictions.
10275 Pad the general register save area at the low end.
10276 (mips16e_save_restore_reg, mips16e_build_save_restore)
10277 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10278 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10279 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10281 (mips_expand_prologue, mips_expand_epilogue): Handle
10282 GENERATE_MIPS16E_SAVE_RESTORE.
10283 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10285 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10287 PR tree-optimization/31966
10288 PR tree-optimization/32533
10289 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10290 "basic_block" description as its third argument. Update function
10291 calls to get destination bb from "edge" argument. Save "cond" into
10292 aux field of the edge. Update prototype for changed arguments.
10293 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10295 (find_phi_replacement_condition): Operate on incoming edges, not
10296 on predecessor blocks. If there is a condition saved in the
10297 incoming edge aux field, AND it with incoming bb predicate.
10298 Return source bb of the first edge.
10299 (clean_predicate_lists): Clean aux field of outgoing node edges.
10300 (tree_if_conversion): Do not initialize cond variable. Move
10301 variable declaration into the loop.
10302 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10303 initializations of new_stmt, arg0 and arg1 variables.
10305 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10307 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10308 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10310 2007-07-02 Richard Guenther <rguenther@suse.de>
10312 * tree-ssa.c (useless_type_conversion_p): Document
10313 future intent as defining the middle-end type system.
10314 Re-structure to call langhook last, group by type class,
10315 mark questionable parts.
10317 2007-07-02 Richard Guenther <rguenther@suse.de>
10319 * tree-flow.h (types_compatible_p): Declare.
10320 * tree-ssa.c (types_compatible_p): New function.
10321 * ipa-type-escape.c (discover_unique_type): Use
10322 types_compatible_p instead of lang_hooks.types_compatible_p.
10323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10324 * tree-vn.c (expressions_equal_p): Likewise.
10325 * tree.c (fields_compatible_p): Likewise.
10326 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10327 (cprop_operand): Use useless_type_conversion_p instead of
10328 lang_hooks.types_compatible_p.
10329 * tree-inline.c (setup_one_parameter): Likewise.
10330 (declare_return_variable): Likewise.
10331 * tree-nrv.c (tree_nrv): Likewise.
10332 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10333 (maybe_fold_offset_to_component_ref): Likewise.
10334 (maybe_fold_offset_to_reference): Likewise.
10335 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10336 (merge_alias_info): Likewise.
10337 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10338 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10339 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10340 * tree-tailcall.c (find_tail_calls): Likewise.
10341 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10342 * gimplify.c (canonicalize_addr_expr): Likewise.
10343 (fold_indirect_ref_rhs): Likewise.
10344 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10345 (cpt_same_type): Likewise.
10346 (check_pointer_types_r): Swap parameters to cpt_same_type
10348 * fold-const.c (fold_convert): Revert fix for PR15988.
10349 * tree-inline.c (setup_one_parameter): Instead fix it here by
10350 using fold_build1 instead of fold_convert and checking for
10351 error_mark_node. Convert only if the conversion is necessary.
10353 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10355 * configure.ac: Check for .gnu_attribute on Power.
10356 * configure: Regenerate.
10357 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10358 attribute for floating-point ABI.
10360 2007-07-02 Ira Rosen <irar@il.ibm.com>
10362 PR tree-optimization/32230
10363 PR tree-optimization/32477
10364 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10365 address is a constant.
10367 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10369 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10370 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10371 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10372 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10373 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10374 64-bit targets. Add support for *-elfoabi*.
10375 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10376 different settings if $(tm_defines) does not select the EABI.
10377 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10378 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10379 (MIPS_ARCH_OPTION_SPEC): Likewise.
10380 (MIPS_ISA_LEVEL_SPEC): Likewise.
10381 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10382 * config/mips/elfoabi.h: New file.
10384 2007-07-02 Richard Guenther <rguenther@suse.de>
10386 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10387 (useless_type_conversion_p): ... this.
10388 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10389 (useless_type_conversion_p): ... this.
10390 * builtins.c (fold_builtin_memory_op): Rename
10391 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10392 * tree-cfg.c (verify_expr): Likewise.
10393 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10394 * tree-ssa-ccp.c (ccp_fold): Likewise.
10395 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10396 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10398 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10399 * tree-ssa-pre.c (eliminate): Likewise.
10400 * tree-ssa.c (delete_tree_ssa): Likewise.
10401 (tree_ssa_useless_type_conversion): Likewise.
10402 * tree.c (build2_stat): Likewise.
10404 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10406 Fix PR tree-optimization/32571
10407 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10410 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10412 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10413 and other expected operations explicitly, change default to
10416 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10418 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10420 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10421 (tls_load_dot_plus_eight): Move the label number into the unspec.
10422 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10424 2007-07-01 Andreas Schwab <schwab@suse.de>
10426 * dwarf2out.c (initial_return_save): Define only if used.
10428 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10430 Unreverting Richard's Revert of:
10432 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10434 * dce.c (deletable_insn_p_1): New function, split out from...
10435 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10436 specially, not those inside PARALLELs. Remove BODY argument
10437 and adjust recursive call accordingly.
10438 (prescan_insns_for_dce): Update call to delete_insn_p.
10440 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10441 Revital Eres <eres@il.ibm.com>
10443 * ddg.c (create_ddg_all_sccs): Fix missed
10444 initialization of scc_nodes.
10446 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10448 PR middle-end/32559
10449 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10450 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10452 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10454 * configure.ac: Check for .gnu_attribute on MIPS.
10455 * configure, config.in: Regenerate.
10456 * config/mips/mips.c (mips_file_start): If supported, output
10457 attribute for floating-point ABI.
10459 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10462 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10463 (ffs_cmove): New expander to expand using ctz pattern.
10464 (*ffs_cmove): Remove pattern.
10465 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10466 (ffsdi2): Expand using ctz pattern.
10467 (*ffs_rex64): Remove pattern.
10469 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10471 PR rtl-optimization/32296
10472 * pa.md (return): Delete pattern.
10473 (return_internal): Remove "(const_int 1)" from pattern.
10474 (epilogue): Use return_internal pattern for trivial returns.
10475 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10476 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10478 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10480 * tree-ssa-pre.c (is_exception_related): New function
10481 (can_value_number_operation): Use it.
10483 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10485 Fix PR tree-optimization/32540
10486 Fix PR tree-optimization/31651
10488 * tree-ssa-sccvn.c: New file.
10490 * tree-ssa-sccvn.h: Ditto.
10492 * tree-vn.c: Include tree-ssa-sccvn.h
10493 (val_expr_paid_d): Removed.
10494 (value_table): Ditto.
10495 (vn_compute): Ditto.
10496 (val_expr_pair_hash): Ditto.
10497 (val_expr_pair_expr_eq): Ditto.
10498 (copy_vuses_from_stmt): Ditto.
10499 (vn_delete): Ditto.
10501 (shared_vuses_from_stmt): Ditto.
10502 (print_creation_to_file): Moved up.
10503 (sort_vuses): Ditto.
10504 (sort_vuses_heap): Ditto.
10505 (set_value_handle): Make non-static.
10506 (make_value_handle): Ditto.
10507 (vn_add): Rewritten to use sccvn lookups.
10508 (vn_add_with_vuses): Ditto.
10509 (vn_lookup): Ditto (and second argument removed).
10510 (vn_lookup_with_vuses): Ditto.
10511 (vn_lookup_or_add): Ditto (and second argument removed);
10512 (vn_lookup_or_add_with_vuses): Ditto.
10513 (vn_lookup_with_stmt): New.
10514 (vn_lookup_or_add_with_stmt): Ditto.
10515 (create_value_handle_for_expr): Ditto.
10517 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10518 (seen_during_translate): New function.
10519 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10520 (phi_trans_add): Ditto.
10521 (constant_expr_p): FIELD_DECL is always constant.
10522 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10523 Use constant_expr_p.
10524 Avoid infinite recursion on mutually valued expressions.
10525 Change callers of vn_lookup_or_add.
10526 (phi_translate): New function.
10527 (compute_antic_safe): Allow phi nodes.
10528 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10529 (find_or_generate_expression): Rewrite slightly.
10530 (create_expression_by_pieces): Updated for vn_lookup_or_add
10532 Update VN_INFO for new names.
10533 (insert_into_preds_of_block): Update for new names.
10534 (add_to_exp_gen): New function.
10535 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10536 (find_existing_value_expr): Rewrite to changed vn_lookup.
10537 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10538 (try_look_through_load): Removed.
10539 (try_combine_conversion): Ditto.
10540 (get_sccvn_value): New function.
10541 (make_values_for_phi): Ditto.
10542 (make_values_for_stmt): Ditto.
10543 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10545 (init_pre): Update for SCCVN changes.
10547 (execute_pre): Ditto.
10549 * tree-flow.h (make_value_handle): Declare.
10550 (set_value_handle): Ditto.
10551 (sort_vuses_heap): Ditto.
10552 (vn_lookup_or_add_with_stmt): Ditto.
10553 (vn_lookup_with_stmt): Ditto.
10554 (vn_compute): Remove.
10556 (vn_delete): Ditto.
10557 (vn_lookup): Update arguments.
10559 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
10560 (tree-vn.o): Ditto.
10561 (tree-ssa-sccvn.o): New.
10562 (OBJS-common): Add tree-ssa-sccvn.o
10564 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10567 * c-typeck.c (build_external_ref): Don't mark as used if called
10569 * calls.c (rtx_for_function_call): Likewise.
10571 2007-06-30 Richard Sandiford <richard@codesourcery.com>
10575 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10577 * dce.c (deletable_insn_p_1): New function, split out from...
10578 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10579 specially, not those inside PARALLELs. Remove BODY argument
10580 and adjust recursive call accordingly.
10581 (prescan_insns_for_dce): Update call to delete_insn_p.
10583 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
10585 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
10586 (try_combine): Move potential calls to undo_all() so they happen
10587 before we commit to using the combined insns.
10589 2006-06-30 Jan Hubicka <jh@suse.cz>
10591 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
10594 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
10596 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
10597 (cgraph_remove_unreachable_nodes): Likewise.
10598 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
10599 * ipa-inline.c (update_caller_keys): Cast according to the coding
10601 (cgraph_decide_recursive_inlining): Likewise.
10602 (cgraph_decide_inlining_of_small_function): Likewise.
10603 (try_inline): Likewise.
10604 (cgraph_decide_inlining_incrementally): Likewise.
10605 * ipa-pure-const.c (get_function_state): Likewise.
10606 (scan_function): Likewise.
10607 (analyze_function): Likewise.
10608 (static_execute): Likewise.
10609 * ipa-reference.c (scan_for_static_refs): Likewise.
10610 (merge_callee_local_info): Likewise.
10611 (analyze_function): Use type safe memory macros.
10612 (static_execute): Likewise. Cast according to the coding conventions.
10613 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
10615 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
10617 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
10618 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
10621 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10623 PR middle-end/30024
10624 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
10625 for complex modes (both int and real).
10627 2007-06-29 Jan Hubicka <jh@suse.cz>
10629 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
10631 2007-06-29 Jan Hubicka <jh@suse.cz>
10633 PR middle-end/32372
10634 * cse.c (cse_insn): Avoid invalid sharing in between register note and
10637 2007-06-29 Anatoly Sokolov <aesok@post.ru>
10640 * config/avr/avr.c: Include dataflow header file.
10641 (expand_prologue): Adjust for prologue insn change.
10642 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
10645 2007-06-29 Richard Guenther <rguenther@suse.de>
10647 PR middle-end/32493
10648 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
10649 during type verification.
10651 2007-06-29 Jan Hubicka <jh@suse.cz>
10653 * recog.c (validate_change_rtx_1): Unshare TO argument.
10655 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
10657 PR tree-optimization/24659
10658 * tree-vect-transform.c (vectorizable_call): Handle
10659 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10661 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
10662 * config/i386/i386.c (enum ix86_builtins)
10663 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
10664 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
10666 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
10667 const using def_builtin_const.
10668 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
10669 input operands in the same modes as the result.
10670 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
10672 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
10674 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
10675 (df_set_dead_notes_for_mw): Likewise.
10677 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
10679 * c-common.c (pointer_int_sum): Do the negation in sizetype.
10681 2007-06-28 DJ Delorie <dj@redhat.com>
10683 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
10685 2007-06-28 Geoffrey Keating <geoffk@apple.com>
10687 * doc/invoke.texi (C++ Dialect Options): Document
10688 fvisibility-ms-compat.
10689 * c.opt (fvisibility-ms-compat): New.
10691 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10694 * tree-affine.c (aff_combination_add_elt): Handle
10695 pointer addition specially.
10697 2007-06-28 Jakub Jelinek <jakub@redhat.com>
10699 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
10700 decl is non-external for AIX ABI.
10702 2007-06-28 David Edelsohn <edelsohn@gnu.org>
10704 * config/rs6000/predicates.md (current_file_function_operand):
10705 Ensure the symbol is non-external for AIX ABI.
10707 2007-06-28 Nick Clifton <nickc@redhat.com>
10709 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
10710 (fdce, fdse, fpredictive-commoning): Likewise.
10712 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10715 * gcc.c (process_command): Recognize the new -static-libgfortran
10718 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
10721 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
10722 Use a call clobbered hard reg instead of a pseudo reg.
10724 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
10726 * config/sh/sh.md (load_gbr): Use correct operand constraint.
10728 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
10731 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
10732 REG_LIBCALL and REG_RETVAL notes.
10733 (divsi3, mulsi3): Likewise.
10734 (mulhisi3): Likewise. Use emit_libcall_block.
10735 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
10737 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
10739 PR rtl-optimization/32481
10740 * combine.c (adjust_for_new_dest): Rescan the changed insn.
10742 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10744 * dce.c (deletable_insn_p_1): New function, split out from...
10745 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10746 specially, not those inside PARALLELs. Remove BODY argument
10747 and adjust recursive call accordingly.
10748 (prescan_insns_for_dce): Update call to delete_insn_p.
10750 2007-06-27 Richard Guenther <rguenther@suse.de>
10752 PR middle-end/32492
10753 * tree.h (fold_convertible_p): Declare.
10754 * fold-const.c (fold_convertible_p): New function.
10755 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
10756 instead of lang_hooks.types_compatible_p.
10758 2007-06-26 Jan Hubicka <jh@suse.cz>
10760 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
10761 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
10762 early use validate_unshare_change.
10763 (reload_combine): Likewise.
10764 * recog.c (change_t): New field unshare.
10765 (validate_change_1): Rename from validate_change; add argument unshare.
10766 (validate_change): Turn into wrapper of validate_change_1; update
10767 prototype for bools.
10768 (validate_unshare_change): New.
10769 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
10770 calls of df_insn_rescan.
10771 * recog.h (validate_change): Replace ints by bools.
10772 (validate_unshare_change): Declare.
10774 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10776 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
10778 2007-06-26 Steve Ellcey <sje@cup.hp.com>
10780 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
10782 2007-06-25 Jan Hubicka <jh@suse.cz>
10784 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
10786 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
10787 cgraph_decide_inlining_incrementally): Move uninlinability checks to
10788 places other call site specific checks are performed.
10790 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10793 * tree-vect-transform.c (vectorizable_operation): Convert
10794 POINTER_PLUS_EXPR over to PLUS_EXPR.
10796 2007-06-25 Chao-ying Fu <fu@mips.com>
10798 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
10799 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
10800 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
10801 Document GET_MODE_IBIT, and GET_MODE_FBIT.
10803 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
10804 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10805 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
10806 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
10807 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
10808 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
10809 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
10810 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
10811 ALL_FIXED_POINT_MODE_P): New define.
10812 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10814 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
10816 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
10817 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10818 MODE_VECTOR_UACCUM): New mode classes.
10820 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
10821 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
10822 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
10825 * genmodes.c (struct mode_data): Add ibit and fbit fields.
10826 (blank_mode): Initialize ibit and fbit.
10827 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
10828 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10830 (new_adjust): Change required_class to required_class_from and
10831 required_class_to for testing within a range.
10832 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10833 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10834 MODE_VECTOR_UACCUM.
10835 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
10836 (make_fixed_point_mode): New.
10837 (_ADD_ADJUST): Change C to C1 and C2.
10838 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
10839 use a range for machine classes.
10840 (ADJUST_IBIT, ADJUST_FBIT): New.
10841 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
10843 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10844 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10845 Emit adjustment for ibit and fbit.
10846 (emit_mode_ibit, emit_mode_fbit): New.
10847 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
10849 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
10851 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
10852 as the source of the set.
10854 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
10856 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
10857 FP_REGNO_P): Use IN_RANGE.
10858 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
10859 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
10860 (DATA_REG_P): Use DATA_REGNO_P.
10861 (FP_REG_P): Use FP_REGNO_P.
10862 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
10863 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
10864 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
10866 2007-06-24 Jan Hubicka <jh@suse.cz>
10868 PR middle-end/30563
10869 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
10871 2007-06-24 Sebastian Pop <sebpop@gmail.com>
10873 PR middle-end/32461
10874 * fold-const.c (fold_binary): Strip nops of operand 0
10875 of BIT_NOT_EXPR before calling operand_equal_p.
10876 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
10877 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
10879 2007-06-23 Mark Mitchell <mark@codesourcery.com>
10881 * doc/extend.texi: Document that dllimport and dllexport imply
10882 default visibility.
10883 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
10884 imported or exported declaration, including type declarations.
10885 * c-common.c (handle_visibility_attribute): Check for conflicts
10886 with dllimport/dllexport.
10887 (c_determine_visibility): Handle dllimport/dllexport as an
10888 explicit visibility atttribute.
10890 2007-06-23 Richard Guenther <rguenther@suse.de>
10892 PR tree-optimization/16876
10893 PR middle-end/29478
10894 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
10896 * tree-inline.c (initialize_inlined_parameters): Do not call
10897 lang_hooks.tree_inlining.convert_parm_for_inlining.
10898 * cgraphbuild.c (initialize_inline_failed): Set inline failed
10899 reason for mismatched types.
10900 * gimplify.c (gimplify_call_expr): Verify the call expression
10901 arguments match the called function type signature. Otherwise
10902 mark the call expression to be not considered for inlining
10903 using CALL_CANNOT_INLINE_P flag.
10904 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
10905 edges call expression.
10906 (cgraph_decide_inlining_of_small_function): Likewise.
10907 (cgraph_decide_inlining): Likewise.
10908 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
10910 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
10911 * c-typeck.c (c_convert_parm_for_inlining): Remove.
10912 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
10913 Remove declaration.
10914 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
10915 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
10917 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10918 convert_parm_for_inlining member.
10920 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
10923 * arm.md (negscc): Match the correct operand for optimized LT0 test.
10924 Remove optimization for GT.
10926 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
10928 PR middle-end/32437
10929 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
10931 (prescan_insns_for_dce): Add extra parameter.
10933 2007-06-23 Jan Hubicka <jh@suse.cz>
10935 PR middle-end/31541
10936 * gimplify.c (mark_addressable): New function.
10937 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
10939 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10941 PR middle-end/32374
10942 * expr.c (store_constructor): Do not clobber non-zeroed memory.
10944 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10947 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
10948 moves between MMX/SSE registers to at least 8 units to prevent
10949 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
10951 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10953 * config/i386/i386.c (override_options): Correct x86_sahf
10956 2007-06-21 David Daney <ddaney@avtrex.com>
10959 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
10960 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
10961 (exception_receiver): Renamed to ...
10962 (nonlocal_goto_receiver): ... this.
10964 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
10966 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
10967 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
10968 partial register accesses.
10970 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
10972 * fold-const.c (debug_fold_checksum): Move it under
10973 ENABLE_FOLD_CHECKING.
10975 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10977 PR middle-end/20623
10978 * tree.h (debug_fold_checksum): Declared.
10979 * fold-const.c (build_fold_addr_expr_with_type_1): New.
10980 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
10981 build_fold_addr_expr_with_type_1.
10982 (fold_addr_expr, debug_fold_checksum): New.
10983 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
10984 (fold_unary, fold_comparison, split_address_to_core_and_offset):
10985 Use fold_addr_expr.
10987 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10989 PR tree-optimization/19590
10990 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
10991 of scev is a constant.
10993 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10995 * df-problems.c (df_note_bb_compute): Made computation of live
10996 info consistent with df_lr.
10998 2007-06-21 Richard Guenther <rguenther@suse.de>
11000 PR tree-optimization/32453
11001 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11002 for pointer anti-range.
11004 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11006 * config/i386/i386.c (processor_target_table): Increase maximum
11007 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11010 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11011 byte alignment if > 8 byte alignment is preferred.
11012 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11014 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11016 PR tree-optimization/31866
11017 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11018 if ASM_EXPR's input is not a SSA_NAME.
11020 PR middle-end/32362
11021 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11022 but decl is a global var, instead return decl.
11023 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11024 even for is_global_var decls, if they are private in some outer
11027 2007-06-21 Richard Guenther <rguenther@suse.de>
11029 PR tree-optimization/32451
11030 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11032 2007-06-21 Christian Bruel <christian.bruel@st.com>
11034 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11035 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11036 (push_regs): Changed saving order or banked registers.
11037 (sh_expand_epilogue): Likewise.
11038 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11039 (FIRST_BANKED_REG): Likewise.
11040 (LAST_BANKED_REG): Likewise.
11041 * config/sh/sh.md (banked) New attribute.
11042 (in_delay_slot): Check banked attribute.
11044 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11046 PR tree-optimization/32075
11047 * tree-data-ref.c (subscript_dependence_tester_1,
11048 analyze_miv_subscript, analyze_overlapping_iterations,
11049 add_distance_for_zero_overlaps, build_classic_dist_vector,
11050 subscript_dependence_tester_1, analyze_overlapping_iterations,
11051 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11052 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11053 to evolution_function_is_affine_multivariate_p.
11055 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11057 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11059 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11062 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11064 * config/m32c/prologue.md (epilogue_exitd_16): New.
11065 (epilogue_reit_16): New.
11066 (epilogue_exitd): Rename to epilogue_exitd_24.
11067 (epilogue_reit): Rename to epilogue_reit_24.
11069 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11070 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11072 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11074 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11075 if dbg_cnt (sched_insn) reaches the limit.
11076 (choose_ready): New parameter INSN_PTR and new return value.
11077 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11078 the new return value from choose_ready.
11079 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11080 (rest_of_handle_global_alloc): New global_alloc_at_func.
11082 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11084 PR tree-optimization/25737
11085 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11086 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11087 * tree-flow.h (struct fieldoff): Add new field alias_set.
11088 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11089 argument addressable_type. Set alias_set of fieldoff.
11090 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11091 (create_overlap_variables_for): Pass alias_set from fieldoff to
11093 * alias.c (get_alias_set): Use alias_set from SFT if set.
11095 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11097 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11098 of a variable as an unsigned HOST_WIDE_INT integer.
11100 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11102 PR rtl-optimization/32405
11103 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11105 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11107 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11109 PR middle-end/31959
11110 * builtins.c: Include diagnostic.h.
11111 (expand_builtin_expect): Make gcc_assert more permissive.
11112 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11114 PR inline-asm/32109
11115 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11118 PR middle-end/32285
11119 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11120 if ACCUMULATE_OUTGOING_ARGS.
11122 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11124 * config/m68hc11/m68hc11.c: Include dataflow header file.
11125 (m68hc11_reorg): Port to dataflow.
11127 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11129 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11130 (struct df_problem.free_blocks_on_set_blocks): New field.
11131 (struct dataflow.optional_p): New field.
11132 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11133 (df_live_set_all_dirty): New function.
11134 * df-scan.c (df_scan_alloc): Initialize optional_p.
11135 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11136 * df-core.c (df_set_blocks): Removed use of
11137 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11138 df_problem.free_blocks_on_set_blocks to determine which blocks are
11140 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11141 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11142 uses dataflow.optional_p to determine if problem should be
11144 (rest_of_handle_df_initialize): Only start live problem if
11146 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11147 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11148 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11149 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11150 problem_NOTE): Initialize free_blocks_on_set_blocks.
11151 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11153 (df_live_set_all_dirty, df_note_alloc): New function.
11154 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11156 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11157 * postreload.c (reload_combine): Ditto.
11158 * cse.c (cse_extended_basic_block): Ditto.
11159 * regmove.c (mark_flags_life_zones): Ditto.
11160 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11161 erase_matching_seqs): Ditto.
11162 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11163 * integrate (allocate_initial_values): Ditto.
11164 * combine.c (reg_dead_at_p): Ditto.
11165 * resource.c (mark_target_live_regs): Ditto.
11166 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11167 * config/sh/sh.c (find_r0_life_regions): Ditto.
11168 * global.c (rest_of_handle_global_alloc): Only add back df_live
11170 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11171 df_live for -O > 1.
11172 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11174 (if_convert): Make sure df_live is there at -O == 1.
11175 (pass_if_after_combine): Cleanup flags.
11176 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11177 is there at -O == 1.
11179 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11181 * config/arm/arm.c (arm_get_frame_offsets): Set
11182 offsets->locals_base to avoid negative stack size.
11183 (thumb1_expand_prologue): Assert on negative stack size.
11185 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11187 PR tree-optimization/32367
11188 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11189 of the chrec has no evolution in that loop.
11190 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11192 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11194 * config/xtensa/xtensa.c: Include "df.h".
11195 (xtensa_builtin_saveregs): Use adjust_address instead of
11197 (xtensa_va_start): Invoke make_tree with sizetype for
11198 expand_builtin_saveregs and then convert the result to a pointer.
11199 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11200 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11201 Subtract argument size from index value as integers and then use
11202 POINTER_PLUS_EXPR to add the result to the array address.
11204 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11207 * config/m32c/m32c.c: Include dataflow header file.
11208 (m32c_emit_prologue): Adjust for prologue insn change.
11209 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11210 once inside a PARALLEL. Assume frame size passed in operand 0
11211 includes space to save the fb register.
11212 (prologue_enter_24): Likewise.
11213 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11215 2007-06-19 David Daney <ddaney@avtrex.com
11218 * config/mips/mips.md (cprestore): Mark $gp as used.
11220 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11223 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11224 (frv_ifcvt_modify_insn): Likewise.
11226 2007-06-19 Richard Guenther <rguenther@suse.de>
11228 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11229 only handle positive offsets that fit in a HOST_WIDE_INT.
11231 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11233 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11234 result of rsqrt insn for zero input argument to avoid NaN.
11236 2007-06-19 Richard Guenther <rguenther@suse.de>
11238 PR middle-end/31950
11239 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11241 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11243 PR tree-optimization/32353
11244 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11246 2007-06-19 Nick Clifton <nickc@redhat.com>
11248 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11250 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11253 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11254 * config/i386/i386.c (assign_386_stack_local): Assert that
11255 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11256 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11257 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11258 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11260 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11262 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11264 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11266 PR rtl-optimization/32321
11267 * gcse.c (replace_store_insn): Update the note before
11268 calling emit_insn_after.
11270 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11272 PR middle-end/32355
11273 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11275 * df-problems.c (df_note_bb_compute): Fix dumping info.
11277 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11279 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11280 insn with emit_jump_insn.
11282 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11284 PR tree-optimization/32383
11285 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11286 * targhooks.h (default_builtin_reciprocal): Update prototype.
11287 * target.h (struct gcc_target): Update builtin_reciprocal.
11288 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11289 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11290 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11291 when fndecl is in BUILT_IN_MD class.
11292 (execute_convert_to_rsqrt): Ditto.
11294 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11295 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11296 Convert BUILT_IN_SQRTF code only when md_fn is false.
11298 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11300 * bt-load.c (move_btr_def): Fix the order of arguments
11301 to validate_replace_rtx.
11303 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11305 * config/m68k/m68k-devices.def: Add 54450..54455.
11307 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11309 PR rtl-optimization/32366
11310 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11311 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11314 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11316 PR middle-end/32349
11317 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11318 this is true, rescan insn being modified.
11319 (sms_schedule): Added rescan parameter.
11320 (rest_of_handle_sms): Moved freeing of dominance info to before
11321 getting out of cfg_layout.
11323 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11325 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11326 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11329 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11330 FL_CF_EMAC from the entry for isac.
11332 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11333 (const_sibcall_operand): New.
11334 (sibcall_operand): Use it.
11335 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11336 (m68k_isas): ISAC does not imply FPU or EMAC.
11337 (override_options): Add ISA_C logic for symbolic jump & call.
11339 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11341 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11342 return mode from the builtin itself.
11343 (sparc_fold_builtin): Fix cast of zero constant.
11345 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11347 * targhooks.c (default_builtin_reciprocal): New default target hook.
11348 * targhooks.h (default_builtin_reciprocal): Add prototype.
11349 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11350 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11351 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11352 default_builtin_reciprocal.
11354 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11356 PR middle-end/31723
11357 * hooks.c (hook_tree_tree_bool_null): New hook.
11358 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11359 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11360 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11361 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11362 and convert it to reciprocal a*rfunc(b).
11363 (execute_convert_to_rsqrt): New function.
11364 (gate_convert_to_rsqrt): New function.
11365 (pass_convert_to_rsqrt): New pass definition.
11366 * target.h (struct gcc_target): Add builtin_reciprocal.
11367 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11368 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11369 TARGET_BUILTIN_RECIPROCAL.
11370 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11372 * config/i386/i386.h (TARGET_RECIP): New define.
11373 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11374 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11375 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11376 and not optimizing for size.
11377 (*rcpsf2_sse): New insn pattern.
11378 (*rsqrtsf2_sse): Ditto.
11379 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11380 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11381 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11382 and not optimizing for size.
11383 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11384 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11385 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11386 and not optimizing for size.
11387 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11388 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11389 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11390 and not optimizing for size.
11391 (*sse_rsqrtv4sf2): Do not export.
11392 (sqrtv4sf2): Ditto.
11393 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11394 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11395 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11396 and not optimizing for size.
11397 (sqrtv4sf2): Ditto.
11398 * config/i386/i386.opt (mrecip): New option.
11399 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11400 (ix86_emit_swsqrtsf): Ditto.
11401 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11402 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11403 builtin definition.
11404 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11405 ix86_expand_unop1_builtin.
11406 (ix86_emit_swdivsf): New function.
11407 (ix86_emit_swsqrtsf): Ditto.
11408 (ix86_builtin_reciprocal): New function.
11409 (TARGET_BUILTIN_RECIPROCAL): Use it.
11410 (ix86_vectorize_builtin_conversion): Rename from
11411 ix86_builtin_conversion.
11412 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11413 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11414 "i386 and x86_64 Options" section.
11415 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11417 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11418 Zdenek Dvorak <dvorakz@suse.cz>
11419 Richard Guenther <rguenther@suse.de>
11420 Kaz Kojima <kkojima@gcc.gnu.org>
11422 * tree-vrp.c (compare_values_warnv): Convert val2 to
11424 (extract_range_from_assert): Create
11425 POINTER_PLUS_EXPR for pointer types.
11426 (extract_range_from_binary_expr): Handle
11427 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11429 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11430 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11431 POINTER_PLUS_EXPR as PLUS_EXPR.
11432 (number_of_iterations_lt_to_ne):
11433 For pointer types, use sizetype when
11434 creating MINUS_EXPR/PLUS_EXPRs.
11435 (assert_loop_rolls_lt): For pointer types, use sizetype when
11436 creating MINUS_EXPR/PLUS_EXPRs.
11437 (number_of_iterations_le): Likewise.
11438 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11439 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11440 like PLUS_EXPR and MINUS_EXPR.
11441 * tree-pretty-print.c (dump_generic_node): Handle
11443 (op_prio): Likewise.
11444 (op_symbol_1): Likewise.
11445 * optabs.c (optab_for_tree_code): Likewise.
11446 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11448 * tree-tailcall.c (process_assignment): Mention
11449 POINTER_PLUS_EXPR in a TODO comment.
11450 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11451 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11452 not used with a pointer and an integer type.
11453 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11454 increment using chrec_convert_rhs instead of chrec_convert.
11455 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11456 PLUS_EXPR except for the right hand side's type will be
11458 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11459 (fold_used_pointer_cast): Kill.
11460 (pointer_offset_p): Kill.
11461 (fold_used_pointer): Kill.
11462 (pointer_used_p): Kill.
11463 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11464 call fold_used_pointer.
11465 (instantiate_parameters_1): Convert the increment
11466 using chrec_convert_rhs instead of chrec_convert.
11467 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11468 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11469 instead of PLUS_EXPR.
11470 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11471 PLUS_EXPR for pointers.
11472 (std_gimplify_va_arg_expr): Likewise.
11473 (fold_builtin_memory_op): Likewise.
11474 (fold_builtin_strstr): Likewise.
11475 (fold_builtin_strchr): Likewise.
11476 (fold_builtin_strrchr): Likewise.
11477 (fold_builtin_strpbrk): Likewise.
11478 (expand_builtin_memory_chk): Likewise.
11479 (fold_builtin_memory_chk): Likewise.
11480 (std_expand_builtin_va_start): Use
11481 sizetype for the call to make_tree and then convert
11482 to the pointer type.
11483 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11484 instead of PLUS_EXPR for adding to a pointer.
11485 (std_gimplify_va_arg_expr): Use fold_build2 for
11486 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11487 the operands to sizetype first and then cast the BIT_AND_EXPR
11488 back to the pointer type.
11489 * fold-const.c (build_range_check): Handle pointer types
11491 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11492 of PLUS_EXPR's. Make sure the offset is converted to
11494 (try_move_mult_to_index): Strip the NOPs from the offset.
11495 Remove code argument and replace all uses with PLUS_EXPR.
11496 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11497 specially. Don't use a pointer type for MINUS_EXPR.
11498 (fold_unary): Handle for (T1)(X op Y),
11499 only p+ as that is the only as that can be handled for
11500 binary operators now.
11501 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11503 <case PLUS_EXPR>: Add folding of PTR+INT into
11505 Don't call try_move_mult_to_index.
11506 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11507 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11508 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11509 Don't call try_move_mult_to_index.
11510 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11511 (tree_expr_nonzero_p): Likewise.
11512 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11513 of PLUS_EXPR for the complex expression folding.
11514 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11515 first chrec is a pointer type, then the second should
11516 be sizetype and not the first's type.
11517 For POINTER_PLUS_EXPR, use a different right hand side type.
11518 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11519 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11520 different right hand side type.
11521 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11522 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11523 instead of PLUS_EXPR.
11524 When either operand is zero, convert the other operand.
11525 (chrec_apply): Use chrec_convert_rhs
11526 on the argument x instead of chrec_convert.
11527 (reset_evolution_in_loop): For pointer types, the new_evol
11528 should be sizetype.
11529 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11530 different right hand side type.
11531 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11532 (chrec_convert_rhs): New function.
11533 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11534 different right hand side type.
11535 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11536 * tree-chrec.h (chrec_convert_rhs): New prototype.
11537 (build_polynomial_chrec): For pointer types, the right hand
11538 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11539 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11540 Remove subtraction case as it is always addition now.
11541 Make sure the offset is converted to sizetype.
11542 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11543 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11544 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11545 PLUS_EXPR in pointer type.
11546 Handle POINTER_PLUS_EXPR.
11547 (tree_to_aff_combination): Likewise.
11548 (force_expr_to_var_cost): Likewise.
11549 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
11550 instead of PLUS_EXPR for pointers.
11551 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
11552 instead of PLUS_EXPR of pointer types.
11553 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
11555 (check_va_list_escapes): Likewise.
11556 (check_all_va_list_escapes): Likewise.
11557 * dwarf2out.c (loc_descriptor_from_tree_1):
11558 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
11559 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
11560 (string_constant): Likewise.
11561 * tree-ssa-address.c (tree_mem_ref_addr): When adding
11562 the offset to the base, use POINTER_PLUS_EXPR.
11563 (add_to_parts): Convert the index to sizetype.
11564 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
11565 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
11566 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
11567 Offset only holds something for PLUS_EXPR.
11568 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
11570 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
11572 (analyze_accesses_for_modify_stmt): Likewise.
11573 Remove comment about the type being integral type as it is
11575 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
11577 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
11579 Correct the type which the artimentic is done in (is now
11582 * tree-data-ref.c (split_constant_offset): Handle
11584 * tree-affine.c (tree_to_aff_combination): Likewise.
11585 * c-typeck.c (build_unary_op): For pointers create the increment
11586 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
11588 * gimplify.c (gimplify_self_mod_expr): Create a
11589 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11590 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
11591 * tree.def (POINTER_PLUS_EXPR): New tree code.
11592 * tree-predcom.c (ref_at_iteration): If we have a pointer
11593 type do the multiplication in sizetype.
11594 * tree-mudflap.c (mf_xform_derefs_1): Create a
11595 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11596 * tree-ssa-forwprop.c
11597 (forward_propagate_addr_into_variable_array_index):
11598 Don't expect there to be a cast for the index as that
11599 does not exist anymore.
11600 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
11601 instead of PLUS_EXPR.
11602 Don't check for the first operand of the POINTER_PLUS_EXPR
11603 was the index as it cannot be.
11604 Call forward_propagate_addr_into_variable_array_index with
11605 the SSA_NAME instead of the statement.
11606 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
11607 (compare_constant): Likewise.
11608 (copy_constant): Likewise.
11609 (compute_reloc_for_constant): Likewise.
11610 (output_addressed_constants): Likewise.
11611 (initializer_constant_valid_p): Likewise.
11612 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
11613 Convert the MIN/MAX of the inner type to the outer
11614 type before comparing them.
11615 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
11616 POINTER_PLUS_EXPR instead of PLUS_EXPR.
11617 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
11618 of PLUS_EXPR for pointers.
11619 * tree-inline.c (estimate_num_insns_1): Handle
11621 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
11622 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11623 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
11624 instead of PLUS_EXPR for the pointer increment statement.
11625 (vect_update_ivs_after_vectorizer): For pointer types, create
11626 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
11627 MULT_EXPR in sizetype.
11628 (vect_gen_niters_for_prolog_loop): Add a cast when creating
11630 * tree-object-size.c (plus_expr_object_size): Handle
11631 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
11632 code which is trying to figure out which side is a pointer and
11634 (check_for_plus_in_loops_1): Likewise.
11635 (check_for_plus_in_loops): Likewise.
11636 * c-common.c (pointer_int_sum): Create a
11637 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11638 * tree-ssa-structalias.c (handle_ptr_arith): Handle
11639 only POINTER_PLUS_EXPR. Removing all the extra
11640 code which is trying to figure out which side is a pointer and
11642 * tree-cfg.c (verify_expr): Add extra checking for pointers and
11643 PLUS_EXPR and MINUS_EXPR.
11644 Also add checking to make sure the operands of POINTER_PLUS_EXPR
11646 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
11647 with make_tree, instead of a pointer type.
11648 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
11649 for pointers instead of PLUS_EXPR.
11650 (s390_gimplify_va_arg): Likewise.
11651 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
11652 instead of PLUS_EXPR when doing addition on pointer
11653 types. Use sizetype for the second operand.
11654 (spu_gimplify_va_arg_expr): Likewise.
11655 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
11656 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
11657 a pointer. Don't create a BIT_AND_EXPR for pointer types.
11658 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
11659 for the pointer addition and also use size_int/sizetype
11661 (ix86_gimplify_va_arg): Likewise.
11662 Perform BIT_AND_EXPR on sizetype arguments.
11663 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
11664 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
11665 for the pointer additions and also use size_int for the offsets.
11666 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
11667 additions and also use size_int for the offsets. Perform
11668 BIT_AND_EXPR on sizetype arguments.
11669 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
11670 POINTER_PLUS_EXPR for pointers and create the
11671 BIT_AND_EXPR in sizetype.
11672 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
11673 instead of PLUS_EXPR for pointer addition.
11674 (rs6000_va_start): Likewise.
11675 Also use sizetype for the offset.
11676 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
11677 as PLUS_EXPR/MINUS_EXPR.
11678 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
11679 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
11680 Don't use BIT_AND_EXPR on a pointer type, convert the
11681 expression to sizetype first.
11682 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
11684 (mips_gimplify_va_arg_expr): Likewise.
11685 Don't create BIT_AND_EXPR in a pointer type.
11687 2007-06-15 Eric Christopher <echristo@apple.com>
11689 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
11690 (x86_64-*-darwin*): Ditto.
11691 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
11694 2007-06-15 Matthew Wilcox <matthew@wil.cx>
11696 * doc/extend.texi: Document behavior of __attribute__((aligned))
11699 2007-06-15 Mark Mitchell <mark@codesourcery.com>
11701 * rtlanal.c (note_stores): Improve documentation.
11703 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
11705 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
11706 LOCAL_LABEL_PREFIX): Delete.
11707 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
11708 (bfin_internal_label): Delete.
11710 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
11712 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
11713 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
11714 otherwise define to LIBGCC2_TF_CEXT.
11715 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
11716 (LIBGCC_TF_CEXT): Ditto.
11719 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
11721 PR rtl-optimization/32339
11722 * df-scan.c (df_uses_record): Don't modify flags but just add to
11723 it for df_ref_record.
11725 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11727 * tree-mudflap.c: Fix whitespace issues.
11729 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
11731 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
11733 2007-06-14 Eric Christopher <echristo@apple.com>
11735 * config/i386/sse.md (movdi_to_sse): Rewrite body.
11736 (movv4sf): Use gcc_unreachable instead of abort.
11738 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
11741 * config/i386/sfp-machine.h (CMPtype): New define.
11742 (mach stubs): Use CMPtype instead of int as a return type.
11744 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
11746 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
11747 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
11748 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
11749 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
11750 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
11751 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
11752 config/soft-fp/soft-fp.h: Update from glibc CVS.
11754 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
11756 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
11758 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11761 * config/v850/v850.c: Include dataflow header file.
11762 (substitute_ep_register): Fix typo.
11764 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11766 * configure.ac: Fix earlier checkin.
11767 * configure: Regenerated.
11769 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11771 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
11772 * aclocal.m4: Regenerate.
11773 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
11774 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
11775 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
11776 * configure: Regenerate.
11777 * Makefile.in (LOOSE_WARN): Subst loose_warn.
11779 * Makefile.in (quickstrap): Build libgcc too.
11781 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11783 * configure.ac: Add --enable-checking=df. Explicitly mention that
11784 the variables are initialized as for "release".
11785 * df-core.c: Use it.
11786 * configure: Regenerate.
11787 * config.in: Regenerate.
11789 2007-06-14 Bob Wilson <bob.wilson@acm.org>
11791 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
11792 validate_replace_rtx instead of replace_rtx.
11793 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
11795 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
11797 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
11798 (DWARF2_UNWIND_INFO): Override default if configured with
11800 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
11801 (ENDFILE_SPEC): Add crtend.o.
11802 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
11803 (ENDFILE_SPEC): Add crtend.o.
11804 (TARGET_USE_JCR_SECTION): Define.
11805 (MD_UNWIND_SUPPORT): Define for 32-bit target.
11807 * config/i386/cygming-crtbegin.c: New file.
11808 * config/i386/cygming-crtend.c: New file.
11810 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
11812 * config/i386/w32-unwind.h: New file.
11814 2007-06-13 Eric Christopher <echristo@apple.com>
11816 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
11817 the user set a value below STACK_BOUNDARY.
11819 2007-06-13 Thiemo Seufer <ths@networkno.de>
11821 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
11822 imply -lpthread for -pthread.
11824 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11826 * basic-block.h: Remove the prototype for
11827 free_basic_block_vars.
11828 * cfglayout.h: Remove the prototype for
11829 insn_locators_initialize.
11830 * tree.h: Remove the prototype for emit_line_note.
11832 * tree-ssa-pre.c (mergephitemp): Remove.
11833 (init_pre): Don't use mergephitemp.
11835 2007-06-13 Eric Christopher <echristo@apple.com>
11837 * config/i386/i386.c (override_options): If we've specified
11838 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
11840 2007-06-13 Bob Wilson <bob.wilson@acm.org>
11842 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
11845 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11847 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
11848 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
11849 (eh_store_handler): New pattern.
11850 (eh_return): Emit it instead of a plain move.
11852 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
11854 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
11855 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
11856 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
11859 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11861 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
11862 (find_next_insn_start, find_load): New functions.
11863 (bfin_reorg): Use them to deal with the fact that parallel insns are
11864 no longer represented as a SEQUENCE.
11866 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11868 * config/sparc/sparc.c (sparc_override_options): Initialize
11869 fpu mask correctly.
11871 2007-06-13 Dave Korn <dave.korn@artimi.com>
11873 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
11876 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11878 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
11879 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
11880 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
11881 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
11882 tree-vect-transform.c: Fix comment typos. Follow spelling
11885 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11887 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
11888 to the exit block use set.
11889 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
11890 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
11891 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
11893 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11895 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
11896 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
11897 to indicate an error.
11898 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
11900 (dbg_cnt_process_opt): Print an error on a bad argument.
11901 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
11902 * common.opt (-fdbg-cnt-list): New.
11903 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
11905 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
11907 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
11908 flag on ref-all pointers.
11910 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11912 PR middle-end/31579
11913 * expr.c (expand_expr_addr_expr_1): Call expand_expr
11914 for the offset with the modifier as EXPAND_INITIALIZER
11915 if the modifier is EXPAND_INITIALIZER.
11916 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
11917 a register if we had an overflow.
11919 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11921 * real.c (real_isfinite): New.
11922 (real_sqrt): Use it.
11923 * real.h (real_isfinite): New.
11924 * builtins.c: Use it.
11926 2007-06-12 Ian Lance Taylor <iant@google.com>
11927 Daniel Berlin <dberlin@dberlin.org>
11930 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
11931 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
11932 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
11933 (DECL_NO_TBAA_P): Define.
11934 (struct tree_decl_common): Add no_tbaa_flag field.
11935 * tree-ssa-structalias.c (struct variable_info): Add
11936 no_tbaa_pruning field.
11937 (new_var_info): Initialize no_tbaa_pruning field.
11938 (unify_nodes): Copy no_tbaa_pruning field.
11939 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11940 (dump_solution_for_var): Print no_tbaa_pruning flag.
11941 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
11943 (compute_tbaa_pruning): New static function.
11944 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
11945 Call compute_tbaa_pruning.
11946 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
11947 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11948 * gimple-low.c (lower_stmt): Likewise.
11949 * tree-gimple.c (is_gimple_stmt): Likewise.
11950 * tree-ssa-operands.c (get_expr_operands): Likewise.
11951 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11952 * tree-inline.c (estimate_num_insns_1): Likewise.
11953 (copy_result_decl_to_var): Likewise.
11954 * expr.c (expand_expr_real_1): Likewise.
11955 * tree-pretty-print.c (dump_generic_node): Likewise.
11956 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
11957 * omp-low.c (omp_copy_decl_2): Likewise.
11958 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
11959 * doc/c-tree.texi (Expression trees): Document
11960 CHANGE_DYNAMIC_TYPE_EXPR.
11962 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11964 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
11965 with !HONOR_NANS and !HONOR_INFINITIES.
11966 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
11968 2007-06-12 Tristan Gingold <gingold@adacore.com>
11970 * gcov.c: Comments updated.
11971 (source_info): Add file_time field.
11972 (source_index): New variable.
11973 (mutiple_files): New variable.
11974 (generate_results): New function extracted from process_file.
11975 (process_file): Save and restore chain of functions, generate
11976 results and free structures only if not merging results.
11977 (release_structures): File names are now freed in create_file_names
11978 (create_file_names): Free previous file names.
11979 (find_source): File date is now read here and modifications in
11980 source files is checked here.
11981 (read_graph_file): Only reverse order of functions for the current
11983 (make_gcov_file_name): Do not generate long names if input_name is
11985 (output_lines): If merging results do not display graph, data and
11987 Checking source file modification is done in find_source.
11989 * doc/gcov.texi: Append an s to sourcefile.
11991 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
11993 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
11994 (forced_nop): New pattern.
11995 * config/bfin/bfin.c: Include "df.h".
11996 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
11997 (bfin_discover_loop): Use df_get_live_in instead of
11998 global_live_at_start.
11999 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12000 df_analyze when done.
12001 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12002 the insns. Use QImode for the final insn in a bundle. Call
12003 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12005 (reorder_var_tracking_notes): New function.
12006 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12007 update_life_info. Call df_analyze after scheduling and bundle
12008 generation. Call reorder_var_tracking_notes if generating these
12009 notes. Call df_finish_pass at the end.
12011 2007-06-12 Dirk Mueller <dmueller@suse.de>
12013 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12014 a comparison, not an assignment.
12016 2007-06-12 Olivier Hainque <hainque@adacore.com>
12018 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12019 Request walking the subtrees only, leaving the current is_lhs/val_only
12021 (convert_non_local_reference): Likewise.
12023 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12025 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12027 2007-06-12 Richard Guenther <rguenther@suse.de>
12029 PR tree-optimization/15353
12030 PR tree-optimization/31657
12031 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12032 * timevar.def: Add TV_TREE_IFCOMBINE.
12033 * tree-pass.h (pass_tree_ifcombine): Declare.
12034 * tree-ssa-ifcombine.c: New file.
12035 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12036 * tree-flow.h (blocks_in_phiopt_order): Declare.
12037 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12038 (tree-ssa-ifcombine.o): New dependencies.
12040 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12042 PR rtl-optimization/32293
12043 * combine.c (simplify_if_then_else): Truncate return from
12044 nonzero_bits() to correct mode.
12046 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12048 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12049 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12051 2007-06-11 Diego Novillo <dnovillo@google.com>
12053 * Makefile.in (reload1.o-warn): Remove.
12055 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12057 * combine.c (subst): Use reg_overlap_mentioned_p
12058 instead of comparing register numbers directly.
12060 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12062 * reload1.c (mark_home_live_1): Use the mode parameter.
12064 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12066 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12067 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12069 * df-core.c: Ditto.
12071 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12073 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12075 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12077 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12078 from integer registers.
12079 (FP mode splitters): Handle TFmode.
12081 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12083 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12084 for ref-all pointers that point-to anything.
12086 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12088 * config/arm/arm.c (arm_output_dwarf_dtprel,
12089 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12091 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12093 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12094 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12097 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12099 * tree.c (signed_or_unsigned_type_for): New.
12100 (unsigned_type_for): Use signed_or_unsigned_type_for.
12101 (signed_type_for): Use signed_or_unsigned_type_for.
12102 * tree.h (signed_or_unsigned_type_for): New.
12103 (get_signed_or_unsigned_type): Remove.
12104 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12105 lang_hooks.types.signed_type
12106 (size_diffop): Likewise.
12107 (all_ones_mask_p): Likewise.
12108 (build_range_check): Likewise.
12109 (fold_cond_expr_with_comparison): Likewise.
12110 (fold_cond_expr_with_comparison): Likewise.
12111 (unextend): Likewise.
12112 (extract_muldiv_1): Likewise.
12113 (fold_single_bit_test_into_sign_test): Likewise.
12114 (fold_binary): Likewise.
12115 (fold_ternary): Likewise.
12116 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12117 instead of get_signed_or_unsigned_type.
12118 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12119 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12120 * expr.c (signed_or_unsigned_type_for): Use
12121 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12122 * langhooks.c (get_signed_or_unsigned_type): Remove.
12123 (lhd_signed_or_unsigned_type): Remove.
12124 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12125 signed_or_unsigned_type.
12126 (lhd_signed_or_unsigned_type): Remove.
12127 * expmed.c (make_tree): Use signed_type_for instead of
12128 lang_hooks.types.signed_type.
12129 * c-common.c (same_scalar_type_ignoring_signedness): Use
12130 c_common_signed_type instead of lang_hooks.types.signed_type.
12131 (c_common_unsigned_type): New.
12132 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12133 (shorten_compare): Use c_common_unsigned_type instead of
12134 c_common_signed_or_unsigned_type.
12135 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12137 * convert.c (convert_to_integer): Use signed_type_for instead of
12138 lang_hooks.types.signed_type.
12139 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12140 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12141 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12142 * c-format.c (check_format_types): Use c_common_unsigned_type
12143 instead of unsigned_type_for.
12144 * c-decl.c (groakdeclarator): Likewise.
12145 * c-typeck.c (convert_for_assignment): Likewise.
12146 * c-common.h (c_common_unsigned_type): New.
12148 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12151 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12152 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12154 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12156 PR middle-end/32279
12157 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12158 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12160 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12161 Sebastian Pop <sebpop@gmail.com>
12163 * lambda-code.c (remove_iv): New.
12164 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12166 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12168 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12169 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12170 * tree-ssa-loop-prefetch.c: Include optabs.h.
12171 (FENCE_FOLLOWING_MOVNT): New macro.
12172 (struct mem_ref): Add independent_p and storent_p fields.
12173 (record_ref): Initalize the new fields.
12174 (gather_memory_references_ref): Return true if the reference
12176 (gather_memory_references): Check whether all memory accesses
12177 in loop were recorded.
12178 (should_issue_prefetch_p): Return false for nontemporal stores.
12179 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12180 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12181 (determine_loop_nest_reuse): Detect independent memory references.
12182 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12183 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12184 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12185 * config/i386/i386.h (x86_mfence): Declare.
12186 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12187 * config/i386/i386.c (x86_mfence): New variable.
12188 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12190 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12191 * optabs.c (init_optabs): Initialize storent_optab.
12192 * optabs.h (enum optab_index): Add OTI_storent.
12193 (storent_optab): Declare.
12194 * genopinit.c (optabs): Add initialization for storent_optab.
12195 * tree.h (MOVE_NONTEMPORAL): New macro.
12196 * expr.c (expand_assignment, store_expr, store_constructor_field,
12197 store_constructor, store_field, expand_expr_real_1): Propagate
12198 nontemporality of the expanded store.
12199 (emit_storent_insn): New function.
12200 * expr.h (expand_assignment, store_expr): Declaration changed.
12201 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12202 to expand_assignment.
12203 * stmt.c (expand_asm_expr): Ditto.
12204 * calls.c (initialize_argument_information): Pass false as
12205 nontemporality to store_expr.
12206 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12209 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12211 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12213 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12215 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12217 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12218 and allow DECL_P here.
12220 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12222 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12223 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12224 track of the size of the expression.
12225 * cfghooks.c (merge_blocks): Remove block from loops structure only
12226 after call of the merge_blocks hook.
12228 2007-06-09 Tom Tromey <tromey@redhat.com>
12230 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12231 (deprecated_state): Removed.
12232 (start_decl): Update.
12233 (enum deprecated_states): Moved earlier.
12234 (groktypename): Update.
12235 (push_parm_decl): Likewise.
12236 (grokfield): Likewise.
12237 (start_function): Likewise.
12239 2007-06-09 Ian Lance Taylor <iant@google.com>
12241 PR tree-optimization/32169
12242 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12243 CONVERT_EXPR, check whether min and max both converted to an
12244 overflow infinity representation.
12246 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12248 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12249 not inserted on the edge.
12251 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12253 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12254 instructions if they are supported.
12255 (__divsi3, __umodsi3, __modsi3): Likewise.
12256 (__ashldi3, __ashrdi3, __lshrdi3): New.
12257 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12259 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12260 Tony Linthicum <tony.linthicum@amd.com>
12262 * doc/invoke.texi: Add fvect-cost-model flag.
12263 * common.opt (fvect-cost-model): New flag.
12264 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12265 cost fields in stmt_vec_info struct for STMT.
12266 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12267 fields in stmt_vec_info struct and access functions for the same.
12268 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12269 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12270 load, store and vector to scalar operation.
12271 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12272 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12273 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12274 (TARG_VEC_STORE_COST): Define cost of vector store.
12275 (vect_estimate_min_profitable_iters): Define new function.
12276 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12277 check to evaluate if loop iterations are less than minimum profitable
12278 iterations determined by cost model or minimum vect loop bound defined
12279 by user, whichever is more conservative.
12280 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12281 run-time check to evaluate if loop iterations are less than minimum
12282 profitable iterations determined by cost model or minimum vect loop
12283 bound defined by user, whichever is more conservative.
12284 (vect_estimate_min_profitable_iterations): New function to estimate
12285 mimimimum iterartions required for vector version of loop to be
12286 profitable over scalar version.
12287 (vect_model_reduction_cost): New function.
12288 (vect_model_induction_cost): New function.
12289 (vect_model_simple_cost): New function.
12290 (vect_cost_strided_group_size): New function.
12291 (vect_model_store_cost): New function.
12292 (vect_model_load_cost): New function.
12293 (vectorizable_reduction): Call vect_model_reduction_cost during
12295 (vectorizable_induction): Call vect_model_induction_cost during
12297 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12298 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12299 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12300 vectorizable_promotion, vectorizable_demotion): Call
12301 vect_model_simple_cost during analysis phase.
12303 2007-06-08 Simon Baldwin <simonb@google.com>
12305 * reg-stack.c (get_true_reg): Readability change. Moved default case
12306 label into direct switch statement scope.
12308 2007-06-08 Simon Baldwin <simonb@google.com>
12310 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12311 in gcc_assert() with '==' comparison.
12313 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12315 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12316 TARGET_ABM handling of x86_popcnt variable.
12318 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12320 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12321 __builtin_copysignq and __builtin_infq built-in functions.
12323 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12325 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12326 SSE4.2 section. Correct built-in function names in SSE4A section.
12328 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12330 PR tree-optimization/32243
12331 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12332 for ncopies after ratio check between nunits_out and nunits_in.
12333 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12335 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12337 PR tree-optimization/32224
12338 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12339 vectorization upon a non GIMPLE_MODIFY_STMT.
12341 2007-06-08 Christian Bruel <christian.bruel@st.com>
12344 * config/sh/sh.md (doloop_end): New pattern and splitter.
12345 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12347 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12349 PR middle-end/32209
12350 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12352 (verify_dominators): Do not change dominance tree.
12354 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12356 * config/sh/constraints.md: New file.
12357 * config/sh/sh.c: Include tm-constrs.h.
12358 (reg_class_from_letter): Remove.
12359 (prepare_cbranch_operands): Use satisfies_constraint_*
12360 function instead of macro.
12361 (andcosts, broken_move, sh_secondary_reload): Likewise.
12362 * config/sh/predicates.md (trapping_target_operand): Likewise.
12363 (and_operand, arith_operand, arith_reg_or_0_operand,
12364 cmp_operand, logical_operand, target_operand,
12365 ua_address_operand, ua_offset, xor_operand): Likewise.
12366 * config/sh/sh.md: Include constraints.md.
12367 (*movsicc_t_false): Use satisfies_constraint_* function
12369 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12370 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12371 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12372 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12373 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12374 (REG_CLASS_FROM_CONSTRAINT): Remove.
12375 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12376 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12377 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12378 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12379 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12380 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12381 function instead of macro.
12382 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12383 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12384 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12385 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12386 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12387 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12388 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12389 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12390 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12391 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12392 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12393 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12394 EXTRA_CONSTRAINT_STR): Likewise.
12395 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12397 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12399 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12401 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12404 * c-common.h (flag_cpp0x): Replaced by...
12405 (cxx_dialect): ... this new variable specifying the C++ dialect that
12407 * c-common.c (flag_cpp0x): Removed.
12408 (cxx_dialect): Defined.
12409 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12411 * c-opts.c (c_common_post_options): Likewise.
12412 (set_std_cxx98): Set cxx_dialect to cxx98.
12413 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12415 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12416 Hui-May Chang <hm.chang@apple.com>
12418 * doc/invoke.texi (Darwin Options): Update documentation for
12419 -mmacosx-version-min.
12420 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12421 * config/darwin-driver.c: New file.
12422 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12423 * config/t-darwin (darwin-driver.o): New rule.
12425 * config/darwin-c.c (version_as_macro): Ignore low digit.
12427 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12429 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12430 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12431 (CSGNMODE): New mode macro.
12432 (CSGNVMODE): New mode attribute.
12433 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12434 expander using CSGNMODE mode macro. Handle TFmode.
12435 (copysign<mode>3_const): Rename from copysignsf3_const and
12436 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12438 (copysign<mode>3_var): Rename from copysignsf3_var and
12439 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12441 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12442 mode macro. Handle TFmode.
12443 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12444 (iortf3, *iortf3): Ditto.
12445 (xortf3, *xortf3): Ditto.
12446 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12447 TFmode and TImode masks.
12448 (ix86_expand_copysign): Expand TFmode copysign insn.
12449 (IX86_BUILTIN_INFQ): New.
12450 (IX86_BUILTIN_FABSQ): Ditto.
12451 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12452 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12453 [__builtin_fabsq]: Ditto.
12454 [__builtin_copysignq]: Ditto.
12455 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12456 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12457 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12458 ix86_expand_binop_builtin().
12460 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12462 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12464 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12467 * rtl.h (push_to_sequence2): New.
12468 * emit-rtl.c (push_to_sequence2): New.
12469 * function.c (assign_parm_data_all): Add new fields.
12470 (assign_parm_setup_block): Call push_to_sequence2 instead of
12472 (assign_parm_setup_reg): Ditto.
12473 (assign_parm_setup_stack): Ditto.
12474 (assign_parms_unsplit_complex): Ditto.
12475 (assign_parms): Change field name.
12477 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12479 PR tree-optimization/32220
12480 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12481 phi node is reached before defining statement.
12483 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12486 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12487 after changing the right hand side of the assignment.
12489 2007-06-06 Eric Christopher <echristo@apple.com>
12491 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12492 (x86_64-*-darwin*): Ditto.
12493 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12494 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12496 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12498 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12499 coding conventions.
12500 (add_key): Likewise.
12501 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12502 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12504 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12506 (add_cost_one_coalesce): Likewise.
12507 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12508 variable names. Rename orig to orig_name for consistency.
12509 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12510 coding conventions.
12511 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12513 (record_equivalences_from_stmt): Likewise.
12514 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12515 the coding conventions.
12516 (memory_ssa_name_same): Likewise.
12517 (dse_optimize_stmt): Likewise.
12518 (dse_record_phis): Likewise.
12519 (dse_finalize_block): Likewise.
12520 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12521 keywords as variable names.
12522 (may_move_till): Cast according to the coding conventions.
12523 (force_move_till_expr): Avoid using C++ keywords as variable names.
12524 (force_move_till): Cast according to the coding conventions.
12525 (memref_hash): Likewise.
12526 (memref_eq): Likewise.
12527 (gather_mem_refs_stmt): Likewise.
12528 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12529 using C++ keywords as variable names.
12530 (idx_find_step): Cast according to the coding conventions.
12531 (idx_record_use): Likewise.
12532 (find_depends): Likewise.
12533 (prepare_decl_rtl): Likewise.
12534 (mbc_entry_hash): Likewise.
12535 (mbc_entry_eq): Likewise.
12536 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12537 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12538 (idx_infer_loop_bounds): Cast according to the coding conventions.
12539 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12540 * tree-ssa-math-opts.c (occ_new ): Likwise.
12541 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12543 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12545 (add_use_op): Likewise.
12546 (add_vop): Likewise.
12547 (add_vuse_op): Likewise.
12548 (add_vdef_op): Likewise.
12549 (get_expr_operands): Likewise.
12550 (push_stmt_changes): Use type safe memory macros.
12551 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
12552 keywords as variable names.
12553 (conditional_replacement): Likewise.
12554 (minmax_replacement): Likewise.
12555 (abs_replacement): Likewise.
12556 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
12557 coding conventions.
12558 (insert_fake_stores): Avoid using C++ keywords as variable names.
12559 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
12561 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
12562 (heapvar_insert): Use type safe memory macros.
12563 (new_var_info): Cast according to the coding conventions.
12564 (new_constraint): Likewise.
12565 (remove_preds_and_fake_succs): Use type safe memory macros.
12566 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
12568 (thread_single_edge): Likewise.
12569 (thread_through_loop_header): Likewise.
12571 2007-06-06 Eric Christopher <echristo@apple.com>
12573 * config/i386/i386.c (override_options): Move handling
12574 of TARGET_SUBTARGET* earlier.
12576 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
12578 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
12581 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
12583 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
12584 emited outside of basic block.
12585 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
12586 the created blocks.
12587 * rtl.h (delete_insn_chain): Declaration changed.
12588 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
12590 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
12591 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12592 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
12593 to delete_insn_chain.
12594 (rtl_verify_flow_info_1): Verify that the insns in header and footer
12595 do not have bb field set.
12596 (rtl_verify_flow_info): Verify that insns between basic blocks do not
12598 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
12599 * cfgcleanup.c (try_optimize_cfg): Ditto.
12601 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12603 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
12604 (lambda_body_vector_new): Use type safe memory macros.
12605 (lambda_linear_expression_new): Likewise.
12606 (lambda_loopnest_new): Likewise.
12607 (lambda_lattice_new): Likewise.
12608 (replace_uses_equiv_to_x_with_y): Cast according to the coding
12609 conventions. Use type safe memory macros.
12610 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
12611 (lambda_body_vector_s): Likewise.
12612 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
12613 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
12615 2007-06-06 Richard Guenther <rguenther@suse.de>
12617 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
12618 if we need to schedule cfg_cleanup.
12619 (tree_ssa_forward_propagate_single_use_vars): Do so.
12621 2007-06-06 Ian Lance Taylor <iant@google.com>
12623 * fold-const.c (merge_ranges): If range_successor or
12624 range_predecessor fail, just return 0.
12626 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12628 PR tree-optimization/32216
12629 * tree-vectorizer.c (supportable_widening_operation): Determine
12630 signedness of FIX_TRUNC_EXPR from output operand.
12631 (supportable_narrowing_operation): Ditto.
12632 * tree-vect-generic.c (expand_vector_operations_1): Determine
12633 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
12634 from input operand.
12636 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12638 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
12639 (struct pta): ...from here. Change flags to unsigned to avoid
12640 excessive casting (as it is used as a bit mask).
12641 (override_options): Add casts according to the coding convenventions.
12642 (x86_64_elf_unique_section): Likewise.
12643 (examine_argument): Avoid using C++ keywords as variable names.
12644 (construct_container): Likewise.
12645 (legitimize_pic_address): Likewise.
12646 (get_dllimport_decl): Cast according to the coding conventions. Use
12647 type safe memory macros.
12648 (legitimize_address): Cast according to the coding conventions.
12649 (emit_i387_cw_initialization): Corrected the type of slot to enum
12651 (ix86_init_machine_status): Use type safe memory macros.
12652 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
12653 (bdesc_pcmpistr): Likewise.
12654 (bdesc_crc32): Likewise.
12655 (bdesc_sse_3arg): Likewise.
12656 (bdesc_2arg): Likewise.
12657 (bdesc_1arg): Likewise.
12658 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
12659 (ix86_expand_sse_pcmpistr): Likewise.
12660 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
12661 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
12662 int to match the langhook definition.
12663 (ix86_builtin_conversion): Change the type of code to unsigned init to
12664 match the langhook definition.
12665 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
12667 (ix86_preferred_output_reload_class): Likewise.
12668 (ix86_cannot_change_mode_class): Likewise.
12669 (ix86_memory_move_cost): Likewise.
12670 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
12671 avoid excessive casting later on.
12672 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
12674 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12676 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
12677 as flags setting insn.
12678 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
12680 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12682 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
12683 (UNSPEC_ROUND): New.
12684 ("sse4_1_round<mode>2"): New insn pattern.
12685 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
12687 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
12688 expander using SSEMODEF mode macro. Expand using
12689 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12690 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
12691 expander using SSEMODEF mode macro. Expand using
12692 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12693 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
12694 expander using SSEMODEF mode macro. Expand using
12695 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12696 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
12697 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
12698 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
12701 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
12702 Sebastian Pop <sebpop@gmail.com>
12704 * lambda.h (build_linear_expr): New.
12705 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
12706 Use build_linear_expr, call fold and force_gimple_operand.
12707 (lambda_loopnest_to_gcc_loopnest): Check that there is
12708 something to insert.
12709 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
12711 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
12713 PR preprocessor/23479
12714 * doc/extend.texi: Document the 0b-prefixed binary integer
12715 constant extension.
12717 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12719 PR tree-optimization/32215
12720 * tree-vectorizer.c (supportable_widening_operation): Return false
12721 for unsupported FIX_TRUNC_EXPR tree code.
12722 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
12724 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
12726 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
12727 register on SPE targets. Change documentation to reflect
12729 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12730 Change FIXED_SCRATCH to 14 and document why we're keeping r14
12731 out of the register allocation pool.
12732 (rs6000_reg_live_or_pic_offset_p): New function.
12733 (rs6000_emit_prologue): Move the actual saving of LR up to free
12734 r0 for holding r11. Split saving of SPE 64-bit registers into
12735 its own case. Ensure that offsets will always be in-range for
12736 'evstdd' by using r11 as a scratch register to point at the start
12737 of the SPE save area. Save r11 if necessary, as it is the static
12739 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
12740 into its own case. Ensure that offsets will always be in-range
12741 for 'evldd' by using r11 as a scratch register to point at the
12742 start of the SPE save area. Also adjust r11 when restoring
12743 the stack pointer to compensate for pre-loading r11.
12745 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
12747 * cfg.c (init_flow): Use type safe memory macros.
12748 (alloc_block): Likewise.
12749 (unchecked_make_edge): Likewise.
12750 (dump_flow_info): Avoid using C++ keywords as variable names.
12751 (copy_original_table_clear): Cast according to the coding conventions.
12752 (copy_original_table_set): Likewise.
12753 * cfgexpand (label_rtx_for_bb): Likewise.
12754 (expand_gimple_basic_block): Likewise.
12755 * cfghooks.c (dump_bb): Likewise.
12756 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
12758 (lv_add_condition_to_bb): Likewise.
12759 * cfglayout (relink_block_chain): Cast according to the coding
12761 (fixup_reorder_chain): Likewise.
12762 (fixup_fallthru_exit_predecessor): Likewise.
12763 * cfgloop.c (glb_enum_p): Likewise.
12764 (get_exit_description): Likewise.
12765 (dump_recorded_exit): Likewise.
12766 * cfgloop.h (enum loop_estimation): Move out of struct scope...
12767 (struct loop): ... from here.
12768 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
12770 * cfgrtl.c (rtl_create_basic_block): Likewise.
12771 (rtl_split_block): Likewise.
12772 (rtl_dump_bb): Likewise.
12773 (cfg_layout_split_block): Likewise.
12774 (init_rtl_bb_info): Use typesafe memory macros.
12776 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
12777 * graphds.h: Updated all usages of edge to graph_edge.
12778 * graphds.c: Likewise.
12779 * cfgloopanal.c: Likewise.
12781 2007-06-05 Ian Lance Taylor <iant@google.com>
12783 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
12784 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
12785 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
12787 (test_for_singularity): Likewise.
12789 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12791 * config/i386/constraints.md ("Y2"): Replaced by ...
12793 * config/i386/i386.md: Likewise.
12794 * config/i386/mmx.md: Likewise.
12795 * config/i386/sse.md: Likewise.
12797 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12799 * config/i386/constraints.md ("z"): Replaced by ...
12801 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
12802 (sse4_1_blendvps): Likewise.
12803 (sse4_1_pblendvb): Likewise.
12804 (sse4_2_pcmpestr): Likewise.
12805 (sse4_2_pcmpestrm): Likewise.
12806 (sse4_2_pcmpestr_cconly): Likewise.
12807 (sse4_2_pcmpistr): Likewise.
12808 (sse4_2_pcmpistrm): Likewise.
12809 (sse4_2_pcmpistr_cconly): Likewise.
12811 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
12813 * matrix-reorg.c (transform_access_sites): Fix computation.
12814 (transform_allocation_sites): Same.
12816 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12818 * config/i386/i386.c (override_options): Use
12819 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
12821 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12823 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
12824 (nonimm_not_xmm0_operand): Ditto.
12825 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
12826 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
12827 as operand[2] predicate. Require "z" class XMM register for
12828 operand[3]. Adjust asm template.
12829 ("sse4_1_blendvpd"): Ditto.
12830 ("sse4_1_pblendvb"): Ditto.
12831 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
12832 force op2 into xmm0 register for variable blend instructions.
12834 2007-06-04 Tom Tromey <tromey@redhat.com>
12836 * c-tree.h (start_enum): Update.
12837 (build_enumerator): Likewise.
12838 * c-decl.c (enum_next_value): Removed.
12839 (enum_overflow): Likewise.
12840 (start_enum): Add c_enum_contents argument. Don't use globals.
12841 (build_enumerator): Likewise.
12842 * c-tree.h (struct c_enum_contents): New struct.
12844 2007-06-04 Tom Tromey <tromey@redhat.com>
12846 * c-common.c (c_common_get_alias_set): Fix indentation.
12848 2007-06-04 Ian Lance Taylor <iant@google.com>
12850 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
12851 to overflow, reduce overflow infinity to regular infinity.
12852 (vrp_var_may_overflow): New static function.
12853 (vrp_visit_phi_node): Check vrp_var_may_overflow.
12855 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
12857 * stor-layout.c (layout_type): Remove duplicate code.
12859 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
12862 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
12863 before build_common_builtin_nodes ().
12865 2007-06-04 Steve Ellcey <sje@cup.hp.com>
12868 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
12870 2007-06-04 Jan Hubicka <jh@suse.cz>
12872 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
12873 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
12874 instead of _stat version.
12876 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12878 PR tree-optimization/32194
12879 * tree-predcom.c (determine_offset): Check that both references have
12882 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12884 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
12885 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
12886 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12887 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
12888 Add argument to iterate_fix_dominators call.
12889 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
12890 * gcse.c (hoist_code): Change domby to vector.
12891 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
12892 Add argument to iterate_fix_dominators call.
12893 * loop-doloop.c (doloop_modify): Changed recount_dominator to
12894 recompute_dominator.
12895 * lambda-code.c (perfect_nestify): Ditto.
12896 * cfgloopanal.c: Include graphds.h.
12897 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
12898 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
12899 (mark_irreducible_loops): Use graphds_scc. Remove argument from
12901 * graphds.c: New file.
12902 * graphds.h: New file.
12903 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
12904 (get_dominated_by, get_dominated_by_region): Change return type to
12906 (verify_dominators): Recompute all dominators and compare the results.
12907 (recount_dominator): Renamed to ...
12908 (recompute_dominator): ... this. Do not check that the block is
12909 dominated by entry.
12910 (iterate_fix_dominators): Reimplemented.
12911 (prune_bbs_to_update_dominators, root_of_dom_tree,
12912 determine_dominators_for_sons): New functions.
12913 * et-forest.c (et_root): New function.
12914 * et-forest.h (et_root): Declare.
12915 * Makefile.in (graphds.o): Add.
12916 (cfgloopanal.o): Add graphds.h dependency.
12917 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
12918 * basic-block.h (get_dominated_by, get_dominated_by_region,
12919 iterate_fix_dominators): Declaration changed.
12920 (recount_dominator): Renamed to ...
12921 (recompute_dominator): ... this.
12922 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
12923 (thread_through_all_blocks): Do not free dominance info.
12925 2007-06-03 Andreas Schwab <schwab@suse.de>
12927 * config/m68k/m68k.c (override_options): Don't override
12929 * config/m68k/m68k-modes.def (SF, DF): Define to use
12930 motorola_single_format and motorola_double_format, resp.
12931 * real.c (motorola_single_format): Renamed from
12932 coldfire_single_format.
12933 (motorola_double_format): Renamed from coldfire_double_format.
12934 (encode_ieee_extended): Generate a proper canonical NaN image
12935 respecting canonical_nan_lsbs_set.
12936 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
12938 * real.h: Adjust declarations.
12940 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
12943 * config/sh/sh.md (symGOT_load): Don't schedule insns when
12944 the symbol is generated with the stack protector.
12946 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
12948 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
12949 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
12951 * doc/extend.texi (interrupt): Mention m68k.
12953 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
12955 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
12956 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
12957 (ix86_expand_sse_pcmpestr): Do not check operands for
12958 "register_operand", when insn operand predicate is "register_operand".
12959 (ix86_expand_sse_pcmpistr): Ditto.
12961 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
12962 Uros Bizjak <ubizjak@gmail.com>
12964 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
12965 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
12966 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
12967 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
12968 * config/i386/constraints.md ("z"): New register constraint
12969 for members of SSE_FIRST_REG class.
12970 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
12971 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
12972 SSE_FIRST_REG class.
12973 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
12974 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
12975 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
12976 (IX86_BUILTIN_PCMPESTRM128): Likewise.
12977 (IX86_BUILTIN_PCMPESTRA128): Likewise.
12978 (IX86_BUILTIN_PCMPESTRC128): Likewise.
12979 (IX86_BUILTIN_PCMPESTRO128): Likewise.
12980 (IX86_BUILTIN_PCMPESTRS128): Likewise.
12981 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
12982 (IX86_BUILTIN_PCMPISTRI128): Likewise.
12983 (IX86_BUILTIN_PCMPISTRM128): Likewise.
12984 (IX86_BUILTIN_PCMPISTRA128): Likewise.
12985 (IX86_BUILTIN_PCMPISTRC128): Likewise.
12986 (IX86_BUILTIN_PCMPISTRO128): Likewise.
12987 (IX86_BUILTIN_PCMPISTRS128): Likewise.
12988 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
12989 (struct builtin_description): Change "flag" field to unsigned.
12990 (bdesc_pcmpestr): New builtin description table.
12991 (bdesc_pcmpistr): Likewise.
12992 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
12993 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
12994 Initialize pcmp[ei]str[im] insns for SSE4.2.
12995 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
12996 (ix86_expand_sse_pcmpistr): Likewise.
12997 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
12998 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
12999 (UNSPEC_PCMPISTR): Likewise.
13000 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13001 (sse4_2_pcmpestri):New isns pattern.
13002 (sse4_2_pcmpestrm): Likewise.
13003 (sse4_2_pcmpestr_cconly): Likewise.
13004 (sse4_2_pcmpistr): New insn patern and splitter.
13005 (sse4_2_pcmpistri):New isns pattern.
13006 (sse4_2_pcmpistrm): Likewise.
13007 (sse4_2_pcmpistr_cconly): Likewise.
13008 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13011 2007-06-01 David Daney <ddaney@avtrex.com>
13013 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13014 LOADGP_ABSOLUTE and not binds_local_p.
13016 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13018 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13020 2007-06-01 Ian Lance Taylor <iant@google.com>
13022 * tree-vrp.c (compare_name_with_value): Always set
13023 used_strict_overflow if we get a result from the variable itself.
13025 2007-06-01 Ian Lance Taylor <iant@google.com>
13027 PR rtl-optimization/31455
13028 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13029 subregs which have a cast between modes which are not tieable.
13031 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13033 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13034 breaks after return statements.
13036 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13038 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13039 only after no_new_pseudos.
13041 2007-05-31 Eric Christopher <echristo@apple.com>
13043 * expr.c (convert_move): Assert that we don't have a BLKmode
13045 (store_expr): Handle BLKmode moves by calling emit_block_move.
13047 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13049 * c-typeck.c (build_indirect_ref): Include type in error message.
13050 (build_binary_op): Pass types to binary_op_error.
13051 * c-common.c (binary_op_error): Take two type arguments, print out
13053 * c-common.h (binary_op_error): Update prototype.
13055 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13057 * config/i386/i386.c: Correct coments on -mno-sse4.
13059 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13061 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13062 (x86_64-*-*): Likewise.
13063 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13064 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13065 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13066 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13067 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13068 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13069 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13070 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13071 (OPTION_MASK_ISA_SSE4): Likewise.
13072 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13073 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13074 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13075 (override_options): Support SSE4.2.
13076 (ix86_build_const_vector): Support SImode and DImode.
13077 (ix86_build_signbit_mask): Likewise.
13078 (ix86_expand_int_vcond): Support V2DImode.
13079 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13080 (IX86_BUILTIN_CRC32HI): Likewise.
13081 (IX86_BUILTIN_CRC32SI): Likewise.
13082 (IX86_BUILTIN_CRC32DI): Likewise.
13083 (IX86_BUILTIN_PCMPGTQ): Likewise.
13084 (bdesc_crc32): Likewise.
13085 (bdesc_sse_3arg): Likewise.
13086 (ix86_expand_crc32): Likewise.
13087 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13088 (ix86_expand_builtin): Likewise.
13089 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13090 __SSE4_2__ for -msse4.2.
13091 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13092 (CRC32MODE): Likewise.
13093 (crc32modesuffix): Likewise.
13094 (crc32modeconstraint): Likewise.
13095 (sse4_2_crc32<mode>): Likewise.
13096 (sse4_2_crc32di): Likewise.
13097 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13099 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13100 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13101 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13102 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13103 (vcondu<mode>): Likewise.
13104 * doc/extend.texi: Document SSE4.2 built-in functions.
13105 * doc/invoke.texi: Document -msse4.2/-msse4.
13107 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13109 PR tree-optimization/32160
13110 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13111 variable as gimple reg.
13112 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13114 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13116 * gcc.c (main): Don't consider linker options when issuing the
13117 warning about a linker input file not being used.
13119 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13121 * tree-vrp.c (compare_names): Initialize sop.
13123 2007-05-30 Dirk Mueller <dmueller@suse.de>
13125 * cgraphunit.c (cgraph_analyze_function): Remove
13126 computation of inline parameters.
13128 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13130 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13132 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13134 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13135 Add vx-common.h. Include vxworks.h between vx-common.h and
13137 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13139 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13140 (TARGET_ASM_DESTRUCTOR): Likewise.
13141 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13142 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13143 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13144 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13145 (VXWORKS_ENDIAN_SPEC): Define.
13146 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13147 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13148 VXWORKS_* equivalents.
13149 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13150 (ASM_FILE_START): Delete.
13151 (TARGET_VERSION): Reformat.
13152 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13153 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13154 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13155 (FPBIT, DPBIT): Define.
13156 (fp-bit.c, dp-bit.c): New rules.
13157 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13158 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13159 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13160 * config/arm/arm.h: Include vxworks-dummy.h.
13161 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13162 Mark with ATTRIBUTE_UNUSED.
13163 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13164 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13165 make it incompatible with -msingle-pic-base.
13166 (arm_function_ok_for_sibcall): Return false for calls that might
13167 go through a VxWorks PIC PLT entry.
13168 (require_pic_register): New function, split out from...
13169 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13171 (arm_load_pic_register): Handle the VxWorks RTP initialization
13172 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13173 (arm_emit_call_insn): New function.
13174 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13175 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13176 (pic_offset_arm): New pattern.
13177 (call, call_value): Use arm_emit_call_insn.
13178 (call_internal, call_value_internal): New expanders.
13179 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13180 VxWorks unless __PIC__.
13182 2007-05-30 Eric Christopher <echristo@gmail.com>
13184 * genrecog.c: Include regs.h in generated file.
13185 * genemit.c: Ditto. Fix up formatting.
13186 * config/mn10300/constraints.md: New.
13187 * config/mn10300/mn10300.md: Include.
13188 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13189 Fix up for removed macro.
13190 * config/mn10300/predicates.md (call_address_operand): Ditto.
13191 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13192 (CONST_OK_FOR_I): Ditto.
13193 (CONST_OK_FOR_J): Ditto.
13194 (CONST_OK_FOR_K): Ditto.
13195 (CONST_OK_FOR_L): Ditto.
13196 (CONST_OK_FOR_M): Ditto.
13197 (CONST_OK_FOR_N): Ditto.
13198 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13202 (EXTRA_CONSTRAINT): Ditto.
13204 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13206 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13208 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13209 OPTION_MASK_ISA_64BIT.
13210 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13212 2007-05-30 Richard Guenther <rguenther@suse.de>
13214 PR middle-end/32152
13215 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13216 types for comparison.
13217 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13218 with original typed arguments.
13219 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13221 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13223 PR tree-optimization/31769
13224 * except.c (duplicate_eh_regions): Clear prev_try if
13225 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13227 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13229 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13230 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13231 bsi of the location where statements should be inserted.
13232 (sink_code_in_bb): Take bsi from statement_sink_location.
13233 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13234 instead of bsi_start.
13235 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13237 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13238 (bsi_move_before): Document inconsistency with bsi_move_after.
13239 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13241 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13243 * config/i386/i386.h (TARGET_ABM): New define.
13244 (TARGET_POPCNT): Ditto.
13245 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13246 New temporary defines to redefine from OPTION_ISA_* defines.
13247 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13248 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13249 (ix86_isa_flags): New extern int declaration.
13250 (TARGET_SUBTARGET_DEFAULT): New define.
13251 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13252 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13253 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13254 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13255 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13256 * config/i386/darwin.h: Change TARGET_64BIT define to
13259 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13260 using existing "ix86_isa_flags" varible.
13261 (m32, m64): Use existing "ix86_isa_flags" variable.
13262 (mmmx, m3dnow): Ditto.
13263 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13264 (mabm): Define as non-negative option using "x86_abm" variable.
13265 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13267 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13268 Rewrite feature test bitmap.
13269 (ix86_isa_flags): New initialized global int varible.
13270 (ix86_isa_flags_explicit): New static int variable.
13271 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13272 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13273 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13274 target_flags_explicit.
13275 (override_options): Remove "target_enable" and "target_disable" fields
13276 from "struct ptt". Update processor_target_table accordingly. Remove
13277 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13278 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13279 "target_flags" and "ix86_isa_flags_explicit" instead of
13280 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13281 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13282 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13283 to true when either of PTA_POPCNT or PTA_ABM is set in
13284 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13285 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13286 processor_alias_table flags entry. Remove handling of
13287 "target_enable" and "target_disable" fields of processor_target_table.
13288 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13289 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13290 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13291 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13292 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13294 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13296 2007-05-29 David Daney <ddaney@avtrex.com>
13299 * config/mips/mips.c (mips_output_mi_thunk): Emit
13300 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13302 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13303 * config/i386/i386.c (ix86_function_regparm): Added checking of
13304 ix86_force_align_arg_pointer to determine the number of
13305 register parameters.
13307 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13309 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13310 (SET_DR_MISALIGNMENT): New.
13311 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13312 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13313 Use SET_DR_MISALIGNMENT.
13314 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13316 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13317 find_loop_nest): Export.
13318 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13319 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13320 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13321 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13323 (struct mem_ref): Add field reuse_distance.
13324 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13325 Initialize reuse_distance field.
13326 (issue_prefetch_ref): Select temporality of prefetch according to
13328 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13329 self_reuse_distance, determine_loop_nest_reuse): New functions.
13330 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13331 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13332 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13335 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13337 * tree-ssa-alias.c: Add aliasing overview.
13339 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13340 Danny Smith <dannysmith@users.sourceforge.net>
13343 * config/i386/t-crtfm: Compile crtfastmath.o with
13344 -minline-all-stringops.
13345 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13346 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13348 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13350 * doc/md.texi: Document constraints on HP PA-RISC.
13352 * pa/constraints.md: New file.
13353 * pa.md: Include constraints.md.
13354 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13355 (integer_store_memory_operand, ldil_cint_p): New functions.
13356 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13357 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13358 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13359 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13360 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13362 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13365 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13366 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13367 case POSTDECREMENT_EXPR>): Return the error_mark_node
13368 if either the real or imaginary parts would an
13371 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13373 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13374 name when we remove it from a call.
13376 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13378 * targhooks.c (default_narrow_bitfield): Remove.
13379 * targhooks.h: Remove the prototype for
13380 default_narrow_bitfield.
13382 * langhooks-def.h: Remove the prototype for
13383 hook_get_alias_set_0.
13384 * langhooks.c (hook_get_alias_set_0): Remove.
13386 * global.c (EXECUTE_IF_CONFLICT): Remove.
13388 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13391 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13392 return true when truth_value_p is true and the type
13395 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13397 * doc/install.texi (Prerequisites): We no longer require Autoconf
13398 2.13 for the top-level.
13400 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13402 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13403 memory access via x86_expand_vector_move_misalign() only for
13404 TImode values on 32-bit targets.
13406 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13408 * matrix-reorg.c: New file. Implement matrix flattening and
13409 transposing optimization.
13410 * tree-pass.h: Add matrix reorg pass.
13411 * common.opt: Add fipa-mreorg flag.
13412 * Makefile.in: Add matrix-reorg.c.
13413 * passes.c: Add matrix reorg pass.
13414 * varpool.c (add_new_static_var): New function.
13415 * cgraph.h (add_new_static_var): Declare.
13417 2007-05-27 Eric Christopher <echristo@apple.com>
13419 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13420 sp_offset depending on stack size. Save r12 depending
13421 on registers we're saving later.
13422 (rs6000_emit_epilogue): Update sp_offset depending only
13425 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13427 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13428 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13429 * ifcvt.c (if_convert): Ditto.
13430 * tree-ssa-threadupdate.c (thread_block): Ditto.
13431 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13432 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13433 verify_loop_closed_ssa): Check number_of_loops instead of
13435 * predict.c (tree_estimate_probability): Ditto.
13436 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13437 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13438 * modulo-sched.c (sms_schedule): Ditto.
13439 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13440 (scev_finalize): Do not do anything if scev analysis was not
13442 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13443 current_loops == NULL.
13444 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13445 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13446 there are no loops.
13447 (loop_optimizer_finalize): Assert that loops were analyzed.
13448 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13449 rtl_doloop): Check number_of_loops instead of current_loops.
13450 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13451 current_loops == NULL.
13452 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13453 gate_tree_vectorize tree_linear_transform, check_data_deps,
13454 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13455 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13456 Check number_of_loops instead of current_loops.
13457 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13458 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13459 free loops if available.
13460 (execute_pre): Do not pass do_fre to fini_pre.
13462 2007-05-27 Tobias Burnus <burnus@net-b.de>
13464 PR middle-end/32083
13465 * real.c (mpfr_from_real): Fix sign of -Inf.
13467 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13469 * tree-vect-transform.c (vectorizable_conversion): Initialize
13470 tree_code variables to ERROR_MARK.
13471 (vectorizable_type_demotion): Likewise.
13472 (vectorizable_type_promotion): Likewise.
13474 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13477 * config/i386/i386.md (movti): Handle push operands via
13478 ix86_expand_push().
13480 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13482 * basic-block.h: Remove the prototype for merge_seq_blocks.
13483 * cfgcleanup.c (merge_seq_blocks): Remove.
13485 * tree-flow.h: Remove the prototype for is_aliased_with.
13486 * tree-ssa-alias.c (is_aliased_with): Remove.
13488 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13490 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13492 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13494 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13495 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13496 (vec_unpacks_hi_v16qi): Likewise.
13497 (vec_unpacku_lo_v16qi): Likewise.
13498 (vec_unpacks_lo_v16qi): Likewise.
13499 (vec_unpacku_hi_v8hi): Likewise.
13500 (vec_unpacks_hi_v8hi): Likewise.
13501 (vec_unpacku_lo_v8hi): Likewise.
13502 (vec_unpacks_lo_v8hi): Likewise.
13503 (vec_unpacku_hi_v4si): Likewise.
13504 (vec_unpacks_hi_v4si): Likewise.
13505 (vec_unpacku_lo_v4si): Likewise.
13506 (vec_unpacks_lo_v4si): Likewise.
13508 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13510 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13511 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13512 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13513 follow spelling conventions in various
13514 warning/error/diagnostic messages.
13516 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13517 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13518 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13519 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13520 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13521 * doc/tm.texi: Follow spelling conventions.
13523 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13526 * tree-ssa-forwprop.c
13527 (forward_propagate_addr_into_variable_array_index): Remove
13528 the lhs argument. Use the type of def_rhs instead of lhs.
13529 (forward_propagate_addr_expr_1): Update use of
13530 forward_propagate_addr_into_variable_array_index.
13532 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13533 Nigel Stephens <nigel@mips.com>
13535 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13536 function attributes, "far" being an alias for "long_call".
13537 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13538 (mips_near_type_p, mips_far_type_p): New.
13539 (mips_comp_type_attributes): New function to check that attributes
13540 attached to a function type are compatible.
13541 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13542 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13543 to the target function of the thunk.
13544 (mips_encode_section_info): Check for "near" and "far" function
13545 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13547 * config/mips/predicates.md (const_call_insn_operand): Test only
13548 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
13550 * doc/extend.texi (Function Attributes): Document MIPS "near" and
13553 * testsuite/gcc.target/mips/near-far-1.c: New test case.
13554 * testsuite/gcc.target/mips/near-far-2.c: New test case.
13555 * testsuite/gcc.target/mips/near-far-3.c: New test case.
13556 * testsuite/gcc.target/mips/near-far-4.c: New test case.
13558 2007-05-25 Eric Christopher <echristo@apple.com>
13560 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
13561 to x86-darwin configurations.
13562 * config/i386/t-darwin: Add softfp support.
13563 * config/i386/t-darwin64: Ditto.
13564 * config/i386/sfp-machine.h: If mach then don't use
13565 aliasing, emit a stub to call.
13567 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
13569 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
13570 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
13571 tree-predcom.c, tree-ssa-alias-warnings.c,
13572 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
13573 comment typos. Follow spelling conventions.
13574 * doc/cpp.texi, doc/invoke.texi: Fix typos.
13576 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13579 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
13580 constants into memory. Expand unaligned memory references for
13581 SSE modes via x86_expand_vector_move_misalign() function.
13583 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
13585 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
13586 "memory" attribute for "sseishft" type insn without operands[2].
13588 2007-05-25 Dirk Mueller <dmueller@suse.de>
13589 Marcus Meissner <meissner@suse.de>
13591 * doc/extend.texi (alloc_size): New attribute.
13592 * c-common.c (handle_alloc_size_attribute): New.
13593 * tree-object-size.c (alloc_object_size): Use alloc_size
13594 attribute, if available.
13596 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13598 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
13600 (__builtin_ia32_vec_ext_v2di): Likewise.
13601 (__builtin_ia32_vec_ext_v4si): Likewise.
13602 (__builtin_ia32_vec_ext_v8hi): Likewise.
13603 (__builtin_ia32_vec_ext_v16qi): Likewise.
13604 (__builtin_ia32_vec_set_v8hi): Likewise.
13606 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13608 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
13610 2007-05-25 Richard Sandiford <richard@codesourcery.com>
13612 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
13613 (arm_is_longcall_p): Rename to...
13614 (arm_is_long_call_p): ...this. Take a single tree argument and
13616 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
13617 (CUMULATIVE_ARGS): Remove call_cookie.
13618 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
13619 (ENCODED_LONG_CALL_ATTR_P): Delete.
13620 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
13621 LONG_CALL_FLAG_CHAR cases.
13622 (ARM_DECLARE_FUNCTION_SIZE): Delete.
13623 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
13624 ARM_DECLARE_FUNCTION_SIZE.
13625 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
13626 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
13627 (arm_encode_call_attribute, current_file_function_operand): Delete.
13628 (arm_function_in_section_p): New function.
13629 (arm_is_longcall_p): Rename to...
13630 (arm_is_long_call_p): ...this. Take the target function as a single
13631 argument and return a bool. Do not rely on call cookies. Check
13632 whether the target symbol is in the same section as the current
13633 function, not just the same compilation unit.
13634 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
13635 (arm_encode_section_info): Don't encode a call type.
13636 * config/arm/arm.md (call, call_value): Update calls to
13637 arm_is_long(_)call_p. Simplify logic.
13638 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
13639 Update calls to arm_is_long(_)call_p.
13641 2007-05-25 Richard Guenther <rguenther@suse.de>
13643 PR tree-optimization/31982
13644 * tree-ssa-forwprop.c
13645 (forward_propagate_addr_into_variable_array_index): Handle arrays
13646 with element size one.
13648 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13650 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
13651 (umulsi3_highpart): Likewise.
13653 2007-05-24 Ian Lance Taylor <iant@google.com>
13655 PR rtl-optimization/32069
13656 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
13659 2007-05-24 Ollie Wild <aaw@google.com>
13661 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
13664 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
13666 * postreload-gcse.c (reg_changed_after_insn_p): New function.
13667 (oprs_unchanged_p): Use it to check all registers in a REG.
13668 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
13669 (reg_set_between_after_reload_p): Delete.
13670 (reg_used_between_after_reload_p): Likewise.
13671 (reg_set_or_used_since_bb_start): Likewise.
13672 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
13673 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
13674 Use reg_set_between_p instead of reg_set_between_after_reload_p.
13675 * rtlanal.c (reg_set_p): Check whether REG overlaps
13676 regs_invalidated_by_call, rather than just checking the
13677 membership of REGNO (REG).
13679 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13681 * doc/passes.texi: Document predictive commoning.
13682 * doc/invoke.texi (-fpredictive-commoning): Document.
13683 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
13684 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
13685 adding indices to the generated name.
13686 (schedule_sm): Pass 0 to get_lsm_tmp_name.
13687 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
13688 * tree-pretty-print.c (op_symbol_1): Renamed to ...
13689 (op_symbol_code): ... and exported.
13690 (dump_omp_clause, op_symbol): Use op_symbol_code
13691 instead of op_symbol_1.
13692 * tree-pass.h (pass_predcom): Declare.
13693 * timevar.def (TV_PREDCOM): New timevar.
13694 * tree-ssa-loop.c (run_tree_predictive_commoning,
13695 gate_tree_predictive_commoning, pass_predcom): New.
13696 * tree-data-ref.c (find_data_references_in_loop): Find the
13697 references in dominance order.
13698 (canonicalize_base_object_address): Ensure that the result has
13700 (dr_analyze_innermost): Export.
13701 (create_data_ref): Code to fail for references with invariant
13703 (find_data_references_in_stmt): ... here.
13704 * tree-data-ref.h (dr_analyze_innermost): Declare.
13705 * tree-affine.c: Include tree-gimple.h and hashtab.h.
13706 (aff_combination_find_elt, name_expansion_hash,
13707 name_expansion_eq, tree_to_aff_combination_expand,
13708 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
13710 * tree-affine.h (aff_combination_constant_multiple_p,
13711 tree_to_aff_combination_expand): Declare.
13712 * tree-predcom.c: New file.
13713 * common.opt (fpredictive-commoning): New option.
13714 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
13715 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
13716 * Makefile.in (tree-predcom.o): Add.
13717 (tree-affine.o): Add TREE_GIMPLE_H dependency.
13718 * passes.c (init_optimization_passes): Add dceloop after
13719 copy propagation in loop optimizer. Add predictive commoning
13720 to loop optimizer passes.
13722 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13724 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
13727 2007-05-24 Jan Hubicka <jh@suse.cz>
13729 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
13731 (genheader): Include statistics.h.
13733 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
13735 * print-rtl.c (flag_dump_unnumbered): Update comments.
13736 (print_rtl): Fix my previous change.
13737 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
13740 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13742 PR middle-end/32018
13743 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
13745 (thread_through_all_blocks): Call initialize_original_copy_tables
13746 and free_original_copy_tables.
13747 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
13749 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13750 * cfghooks.c (duplicate_block): Use get_loop_copy.
13751 * cfg.c: Include cfgloop.h.
13752 (loop_copy): New hash table.
13753 (initialize_original_copy_tables): Initialize loop_copy table.
13754 (free_original_copy_tables): Free loop_copy table.
13755 (copy_original_table_clear, copy_original_table_set,
13756 set_loop_copy, get_loop_copy): New functions.
13757 (set_bb_original, set_bb_copy): Use copy_original_table_set.
13758 * cfgloop.h (struct loop): Remove copy field.
13759 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
13760 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
13762 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13764 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
13765 -msse/-msse2/-msse3.
13767 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13769 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
13770 __builtin_ia32_vec_set_v2di with MASK_64BIT.
13772 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
13775 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
13776 * targhooks.h (default_mangle_decl_assembler_name): Declare
13778 * targhooks.c (default_mangle_decl_assembler_name): Define
13780 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
13782 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
13783 * langhooks.c (lhd_set_decl_assembler_name): Call
13784 targetm.mangle_decl_assembler_name for names with global scope.
13786 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
13788 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
13789 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
13791 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
13792 New. Factored out of i386_pe_encode_section_info.
13793 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
13794 Move check for prior decoration of stdcall
13795 symbols to i386_pe_encode_section_info.
13796 (i386_pe_encode_section_info): Adjust call to
13797 gen_stdcall_or_fastcall_suffix. Use
13798 i386_pe_maybe_mangle_decl_assembler_name, if needed.
13799 (i386_pe_mangle_decl_assembler_name): New. Wrap
13800 i386_pe_maybe_mangle_decl_assembler_name.
13802 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13804 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
13805 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
13806 * langhooks.c (get_signed_or_unsigned_type): Don't check for
13807 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
13808 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
13811 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
13812 Nigel Stephens <nigel@mips.com>
13813 Richard Sandiford <richard@codesourcery.com>
13815 Fix up MIPS16 hard float and add support for complex.
13817 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
13818 (TARGET_SOFT_FLOAT_ABI): New.
13819 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
13820 __mips_soft_float to reflect the ABI in use, not whether the
13821 FPU is directly accessible (e.g., in MIPS16 mode).
13822 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
13823 (UNITS_PER_FPVALUE): Likewise.
13825 * config/mips/mips.c (mips_expand_call): Remove redundant
13826 TARGET_MIPS16 check.
13827 (mips_arg_regno): New.
13828 (function_arg_advance): When setting bits in cum->fp_code for
13829 MIPS16, don't subtract 1 from cum->arg_number, since it is now
13831 (function_arg): Use mips_arg_regno.
13832 (mips_return_mode_in_fpr_p): New.
13833 (mips16_call_stub_mode_suffix): New.
13834 (mips16_cfun_returns_in_fpr_p): New.
13835 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
13836 (mips_output_function_prologue): Test mips16_hard_float, not
13837 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
13838 (mips_expand_epilogue): Call MIPS16 helper routines to copy
13839 return value into a floating-point register.
13840 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
13841 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
13842 (mips16_fp_args): Handle MIPS32r2 ISA which supports
13843 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
13844 word of double arguments from or to the high bits of 64-bit
13845 floating point registers.
13846 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
13847 (mips16_fpret_double): New helper function.
13848 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
13849 support for complex modes. Fill in DECL_RESULT for stubdecl.
13850 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
13852 * config/mips/mips16.S
13853 (RET, ARG1, ARG2): New.
13854 (MERGE_GPRf, MERGE_GPRt): New.
13855 (DELAYt, DELAYf): New.
13856 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
13857 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
13858 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
13859 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
13860 (SFOP): Renamed to...
13861 (OPSF3): This, and macro-ified. Updated all uses.
13862 (SFOP2): Renamed to...
13863 (OPSF2): This, and macro-ified. Updated all uses.
13864 (SFCMP): Renamed to...
13865 (CMPSF): This, and macro-ified. Updated all uses.
13866 (SFREVCMP): Renamed to...
13867 (REVCMPSF): This, and macro-ified. Updated all uses.
13868 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
13869 (LDDBL1, LDDBL2, RETDBL): Deleted.
13870 (DFOP): Renamed to...
13871 (OPDF3): This, and macro-ified. Updated all uses.
13872 (DFOP2): Renamed to...
13873 (OPDF2): This, and macro-ified. Updated all uses.
13874 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
13875 (DFCMP): Renamed to...
13876 (CMPDF): This, and macro-ified. Updated all uses.
13877 (DFREVCMP): Renamed to...
13878 (REVCMPDF): This, and macro-ified. Updated all uses.
13879 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
13880 (RET_FUNCTION): New.
13881 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
13882 (__mips16_ret_sc, __mips16_ret_dc): New.
13883 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
13884 STUB_ARGS_6, STUB_ARGS_10): New.
13885 (CALL_STUB_NO_RET): New.
13886 (__mips16_call_stub_1): Macro-ified.
13887 (__mips16_call_stub_5): Macro-ified.
13888 (__mips16_call_stub_2): Macro-ified.
13889 (__mips16_call_stub_6): Macro-ified.
13890 (__mips16_call_stub_9): Macro-ified.
13891 (__mips16_call_stub_10): Macro-ified.
13892 (CALL_STUB_RET): New.
13893 (__mips16_call_stub_sf_0): Macro-ified.
13894 (__mips16_call_stub_sf_1): Macro-ified.
13895 (__mips16_call_stub_sf_5): Macro-ified.
13896 (__mips16_call_stub_sf_2): Macro-ified.
13897 (__mips16_call_stub_sf_6): Macro-ified.
13898 (__mips16_call_stub_sf_9): Macro-ified.
13899 (__mips16_call_stub_sf_10): Macro-ified.
13900 (__mips16_call_stub_df_0): Macro-ified.
13901 (__mips16_call_stub_df_1): Macro-ified.
13902 (__mips16_call_stub_df_5): Macro-ified.
13903 (__mips16_call_stub_df_2): Macro-ified.
13904 (__mips16_call_stub_df_6): Macro-ified.
13905 (__mips16_call_stub_df_9): Macro-ified.
13906 (__mips16_call_stub_df_10): Macro-ified.
13907 (__mips16_call_stub_sc_0): New.
13908 (__mips16_call_stub_sc_1): New.
13909 (__mips16_call_stub_sc_5): New.
13910 (__mips16_call_stub_sc_2): New.
13911 (__mips16_call_stub_sc_6): New.
13912 (__mips16_call_stub_sc_9): New.
13913 (__mips16_call_stub_sc_10): New.
13914 (__mips16_call_stub_dc_0): New.
13915 (__mips16_call_stub_dc_1): New.
13916 (__mips16_call_stub_dc_5): New.
13917 (__mips16_call_stub_dc_2): New.
13918 (__mips16_call_stub_dc_6): New.
13919 (__mips16_call_stub_dc_9): New.
13920 (__mips16_call_stub_dc_10): New.
13922 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
13923 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
13924 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
13926 2007-05-23 Ian Lance Taylor <iant@google.com>
13928 * doc/invoke.texi (Invoking GCC): Document that the order of the
13931 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
13934 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
13935 * config/score/predicate.md (const_pow2, const_npow2): Remove.
13936 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
13940 * config/score/score.c (score_print_operand): Make sure that only
13941 lower bits are used.
13943 2007-05-22 Ian Lance Taylor <iant@google.com>
13945 * tree-vrp.c (avoid_overflow_infinity): New static function,
13946 broken out of set_value_range_to_value.
13947 (set_value_range_to_value): Call avoid_overflow_infinity.
13948 (extract_range_from_assert): Likewise.
13950 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13952 PR middle-end/31095
13953 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
13954 change the type before looking for a COMPOUND_EXPR.
13956 2007-05-22 Ian Lance Taylor <iant@google.com>
13958 * lower-subreg.c (decompose_multiword_subregs): If we change an
13959 insn, call remove_retval_note on it.
13961 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13963 * regs.h (end_hard_regno): New function.
13964 (END_HARD_REGNO, END_REGNO): New macros.
13965 (add_to_hard_reg_set): New function.
13966 (remove_from_hard_reg_set): Likewise.
13967 (in_hard_reg_set_p): Likewise.
13968 (overlaps_hard_reg_set_p): Likewise.
13969 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
13970 (note_btr_set): Use END_HARD_REGNO.
13971 * caller-save.c (setup_save_areas): Use end_hard_regno.
13972 (mark_set_regs): Use END_HARD_REGNO.
13973 (add_stored_regs): Use end_hard_regno.
13974 (mark_referenced_regs): Use add_to_hard_reg_set.
13975 * combine.c (update_table_tick): Use END_REGNO.
13976 (record_value_for_reg): Likewise.
13977 (record_dead_and_set_regs): Likewise.
13978 (get_last_value_validate): Likewise.
13979 (use_crosses_set_p): Likewise.
13980 (reg_dead_at_p_1): Likewise.
13981 (reg_dead_at_p): Likewise.
13982 (mark_used_regs_combine): Use add_to_hard_reg_set.
13983 (move_deaths): Use END_HARD_REGNO.
13984 (reg_bitfield_target_p): Use end_hard_regno.
13985 (distribute_notes): Use END_HARD_REGNO.
13986 * cse.c (mention_regs): Use END_REGNO.
13987 (insert): Use add_to_hard_reg_set.
13988 (invalidate): Use END_HARD_REGNO.
13989 (invalidate_for_call): Likewise.
13990 (exp_equiv_p): Use END_REGNO.
13991 (cse_insn): Likewise.
13992 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
13993 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
13994 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
13995 * function.c (keep_stack_depressed): Use end_hard_regno.
13996 * global.c (global_alloc): Use end_hard_regno.
13997 (global_conflicts): Use add_to_hard_reg_set instead of
13999 (find_reg): Likewise.
14000 (mark_reg_store): Likewise.
14001 (mark_reg_conflicts): Likewise.
14002 (mark_reg_death): Use remove_from_hard_reg_set.
14003 (mark_reg_live_nc): Delete.
14004 (set_preference): Use end_hard_regno.
14005 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14006 remove_from_hard_reg_set.
14007 (post_mark_life): Use add_to_hard_reg_set.
14008 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14009 (reg_becomes_live): Use add_to_hard_reg_set.
14010 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14011 (peep2_find_free_register): Use add_to_hard_reg_set.
14012 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14013 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14014 * regrename.c (note_sets): Use add_to_hard_reg_set.
14015 (clear_dead_regs): Use remove_from_hard_reg_set.
14016 (regrename_optimize): Use add_to_hard_reg_set.
14017 (find_oldest_value_reg): Use in_hard_reg_set_p.
14018 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14019 (hard_reg_set_here_p): Use end_hard_regno.
14020 (decompose): Likewise.
14021 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14022 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14023 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14024 (mark_home_live): Use end_hard_regno.
14025 (spill_hard_reg): Likewise.
14026 (clear_reload_reg_in_use): Likewise.
14027 * reorg.c (delete_prior_computation): Use END_REGNO.
14028 * resource.c (update_live_status): Use END_HARD_REGNO.
14029 (mark_referenced_resources): Use add_to_hard_reg_set.
14030 (mark_set_resources): Likewise.
14031 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14032 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14033 (reg_overlap_mentioned_p): Likewise.
14034 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14035 (covers_regno_no_parallel_p): Use END_REGNO.
14036 (find_regno_note): Likewise.
14037 (find_reg_fusage): Use END_HARD_REGNO.
14038 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14039 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14041 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14043 * mode-switching.c (reg_dies): Change type of second argument to
14045 (optimize_mode_switching): Update accordingly.
14047 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14049 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14051 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14052 (hard_reg_set_empty_p): ...these new functions.
14053 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14054 GO_IF_HARD_REG_SUBSET.
14055 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14056 instead of GO_IF_HARD_REG_EQUAL.
14057 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14058 instead of GO_IF_HARD_REG_EQUAL.
14059 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14060 GO_IF_HARD_REG_SUBSET.
14061 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14062 GO_IF_HARD_REG_EQUAL.
14063 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14064 of GO_IF_HARD_REG_SUBSET.
14065 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14066 instead of GO_IF_HARD_REG_EQUAL.
14067 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14068 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14069 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14070 of GO_IF_HARD_REG_SUBSET,
14071 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14072 GO_IF_HARD_REG_SUBSET.
14073 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14074 instead of GO_IF_HARD_REG_EQUAL.
14075 * config/sh/sh.c (push_regs, calc_live_regs): Use
14076 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14077 (hard_regs_intersect_p): Delete.
14079 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14081 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14083 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14084 Richard Henderson <rth@redhat.com>
14086 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14088 (x86_64-*-*): Likewise.
14090 * i386/i386-modes.def (V2QI): New.
14092 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14094 (override_options): Support SSE4.1.
14095 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14096 (IX86_BUILTIN_BLENDPS): Likewise.
14097 (IX86_BUILTIN_BLENDVPD): Likewise.
14098 (IX86_BUILTIN_BLENDVPS): Likewise.
14099 (IX86_BUILTIN_PBLENDVB128): Likewise.
14100 (IX86_BUILTIN_PBLENDW128): Likewise.
14101 (IX86_BUILTIN_DPPD): Likewise.
14102 (IX86_BUILTIN_DPPS): Likewise.
14103 (IX86_BUILTIN_INSERTPS128): Likewise.
14104 (IX86_BUILTIN_MOVNTDQA): Likewise.
14105 (IX86_BUILTIN_MPSADBW128): Likewise.
14106 (IX86_BUILTIN_PACKUSDW128): Likewise.
14107 (IX86_BUILTIN_PCMPEQQ): Likewise.
14108 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14109 (IX86_BUILTIN_PMAXSB128): Likewise.
14110 (IX86_BUILTIN_PMAXSD128): Likewise.
14111 (IX86_BUILTIN_PMAXUD128): Likewise.
14112 (IX86_BUILTIN_PMAXUW128): Likewise.
14113 (IX86_BUILTIN_PMINSB128): Likewise.
14114 (IX86_BUILTIN_PMINSD128): Likewise.
14115 (IX86_BUILTIN_PMINUD128): Likewise.
14116 (IX86_BUILTIN_PMINUW128): Likewise.
14117 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14118 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14119 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14120 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14121 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14122 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14123 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14124 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14125 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14126 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14127 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14128 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14129 (IX86_BUILTIN_PMULDQ128): Likewise.
14130 (IX86_BUILTIN_PMULLD128): Likewise.
14131 (IX86_BUILTIN_ROUNDPD): Likewise.
14132 (IX86_BUILTIN_ROUNDPS): Likewise.
14133 (IX86_BUILTIN_ROUNDSD): Likewise.
14134 (IX86_BUILTIN_ROUNDSS): Likewise.
14135 (IX86_BUILTIN_PTESTZ): Likewise.
14136 (IX86_BUILTIN_PTESTC): Likewise.
14137 (IX86_BUILTIN_PTESTNZC): Likewise.
14138 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14139 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14140 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14141 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14142 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14143 (bdesc_ptest): New.
14144 (bdesc_sse_3arg): Likewise.
14145 (bdesc_2arg): Likewise.
14146 (bdesc_1arg): Likewise.
14147 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14149 (ix86_expand_sse_4_operands_builtin): New.
14150 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14151 smaller than 8 bits as the 2nd arg.
14152 (ix86_expand_sse_ptest): New.
14153 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14154 (ix86_expand_vector_set): Support SSE4.1.
14155 (ix86_expand_vector_extract): Likewise.
14157 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14158 __SSE4_1__ for -msse4.1.
14160 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14161 (UNSPEC_INSERTPS): Likewise.
14162 (UNSPEC_DP): Likewise.
14163 (UNSPEC_MOVNTDQA): Likewise.
14164 (UNSPEC_MPSADBW): Likewise.
14165 (UNSPEC_PHMINPOSUW): Likewise.
14166 (UNSPEC_PTEST): Likewise.
14167 (UNSPEC_ROUNDP): Likewise.
14168 (UNSPEC_ROUNDS): Likewise.
14170 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14172 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14173 (const_pow2_1_to_32768_operand): Likewise.
14175 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14178 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14180 (sse4_1_insertps): Likewise.
14181 (*sse4_1_extractps): Likewise.
14182 (sse4_1_ptest): Likewise.
14183 (sse4_1_mulv2siv2di3): Likewise.
14184 (*sse4_1_mulv4si3): Likewise.
14185 (*sse4_1_smax<mode>3): Likewise.
14186 (*sse4_1_umax<mode>3): Likewise.
14187 (*sse4_1_smin<mode>3): Likewise.
14188 (*sse4_1_umin<mode>3): Likewise.
14189 (sse4_1_eqv2di3): Likewise.
14190 (*sse4_1_pinsrb): Likewise.
14191 (*sse4_1_pinsrd): Likewise.
14192 (*sse4_1_pinsrq): Likewise.
14193 (*sse4_1_pextrb): Likewise.
14194 (*sse4_1_pextrb_memory): Likewise.
14195 (*sse4_1_pextrw_memory): Likewise.
14196 (*sse4_1_pextrq): Likewise.
14197 (sse4_1_blendpd): Likewise.
14198 (sse4_1_blendps): Likewise.
14199 (sse4_1_blendvpd): Likewise.
14200 (sse4_1_blendvps): Likewise.
14201 (sse4_1_dppd): Likewise.
14202 (sse4_1_dpps): Likewise.
14203 (sse4_1_movntdqa): Likewise.
14204 (sse4_1_mpsadbw): Likewise.
14205 (sse4_1_packusdw): Likewise.
14206 (sse4_1_pblendvb): Likewise.
14207 (sse4_1_pblendw): Likewise.
14208 (sse4_1_phminposuw): Likewise.
14209 (sse4_1_extendv8qiv8hi2): Likewise.
14210 (*sse4_1_extendv8qiv8hi2): Likewise.
14211 (sse4_1_extendv4qiv4si2): Likewise.
14212 (*sse4_1_extendv4qiv4si2): Likewise.
14213 (sse4_1_extendv2qiv2di2): Likewise.
14214 (*sse4_1_extendv2qiv2di2): Likewise.
14215 (sse4_1_extendv4hiv4si2): Likewise.
14216 (*sse4_1_extendv4hiv4si2): Likewise.
14217 (sse4_1_extendv2hiv2di2): Likewise.
14218 (*sse4_1_extendv2hiv2di2): Likewise.
14219 (sse4_1_extendv2siv2di2): Likewise.
14220 (*sse4_1_extendv2siv2di2): Likewise.
14221 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14222 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14223 (sse4_1_zero_extendv4qiv4si2): Likewise.
14224 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14225 (sse4_1_zero_extendv2qiv2di2): Likewise.
14226 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14227 (sse4_1_zero_extendv4hiv4si2): Likewise.
14228 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14229 (sse4_1_zero_extendv2hiv2di2): Likewise.
14230 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14231 (sse4_1_zero_extendv2siv2di2): Likewise.
14232 (*sse4_1_zero_extendv2siv2di2): Likewise.
14233 (sse4_1_roundpd): Likewise.
14234 (sse4_1_roundps): Likewise.
14235 (sse4_1_roundsd): Likewise.
14236 (sse4_1_roundss): Likewise.
14237 (mulv4si3): Don't expand for SSE4.1.
14238 (smax<mode>3): Likewise.
14239 (umaxv4si3): Likewise.
14240 (uminv16qi3): Likewise.
14241 (umin<mode>3): Likewise.
14242 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14244 * doc/extend.texi: Document SSE4.1 built-in functions.
14246 * doc/invoke.texi: Document -msse4.1.
14248 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14250 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14251 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14252 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14253 (ASM_SPEC): Add asm_pcrel_spec.
14254 (EXTRA_SPECS): Add asm_pcrel_spec.
14256 2007-05-21 David Daney <ddaney@avtrex.com>
14258 * doc/install.texi (Building a cross compiler): Add requirements
14259 for Java cross compiler.
14261 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14263 PR middle-end/31995
14264 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14265 Add loopno argument. Use evolution_function_is_invariant_rec_p
14266 instead of evolution_function_is_constant_p.
14267 Update calls to evolution_function_is_affine_multivariate_p.
14268 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14269 Add loopno argument.
14270 * tree-scalar-evolution.c (gather_chrec_stats): Call
14271 evolution_function_is_affine_multivariate_p with a loop
14273 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14274 (analyze_overlapping_iterations): Likewise.
14275 (access_functions_are_affine_or_constant_p): Likewise.
14276 (build_classic_dist_vector_1): If the access functions
14277 are equal, don't do anything.
14279 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14280 Paolo Carlini <pcarlini@suse.de>
14281 Uros Bizjak <ubizjak@gmail.com>
14283 * c-cppbuiltin.c (c_cpp_builtins): Define
14284 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14285 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14286 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14287 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14289 2007-05-21 Mike Stump <mrs@apple.com>
14291 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14293 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14295 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14297 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14298 implementation if __OPTIMIZE__ is not defined.
14299 (_mm_alignr_pi8): Ditto.
14300 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14301 (_mm_inserti_si64): Ditto.
14302 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14303 (_mm_slli_epi16): Ditto.
14304 (_mm_slli_epi32): Ditto.
14305 (_mm_slli_epi64): Ditto.
14306 (_mm_srai_epi16): Ditto.
14307 (_mm_srai_epi32): Ditto.
14308 (_mm_srli_si128): Ditto.
14309 (_mm_slli_si128): Ditto.
14310 (_mm_srli_epi16): Ditto.
14311 (_mm_srli_epi32): Ditto.
14312 (_mm_srli_epi64): Ditto.
14313 (_mm_extract_epi16): Ditto.
14314 (_mm_insert_epi16): Ditto.
14315 (_mm_shufflehi_epi16): Ditto.
14316 (_mm_shufflelo_epi16): Ditto.
14317 (_mm_shuffle_epi32): Ditto.
14318 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14319 (_m_pextrw): Ditto.
14320 (_mm_insert_pi16): Ditto.
14321 (_m_pinsrw): Ditto.
14322 (_mm_shuffle_pi16): Ditto.
14323 (_m_pshufw): Ditto.
14324 (_mm_shufle_ps): Ditto.
14325 (_mm_prefetch): Ditto.
14327 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14329 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14330 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14331 * real.c (encode_i370_single, decode_i370_single,
14332 encode_i370_double, decode_i370_double): Functions removed.
14333 (i370_single_format, i370_double_format): Initializations removed.
14334 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14335 Consider the log2_b field to always be one.
14336 (ieee_single_format, mips_single_format, coldfire_single_format,
14337 ieee_double_format, mips_double_format, coldfire_double_format,
14338 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14339 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14340 ibm_extended_format, mips_extended_format, ieee_quad_format,
14341 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14342 decimal_single_format, decimal_double_format, decimal_quad_format,
14343 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14344 initialization of log2_b.
14345 * real.h (i370_single_format, i370_double_format): Declarations
14347 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14348 field to always be one.
14350 2007-05-21 Andreas Schwab <schwab@suse.de>
14352 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14353 NOTE_INSN_BASIC_BLOCK_P.
14354 (process_for_unwind_directive): Likewise.
14356 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14358 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14359 * function.h (struct function): Move va_list_gpr_size,
14360 va_list_fpr_size, function_frequency to front of bitfields. Add
14362 (current_function_calls_unwind_init): New.
14363 * except.c (expand_builtin_unwind_init): Set
14364 current_function_calls_unwind_init not
14365 current_function_has_nonlocal_label.
14366 * reload1.c (has_nonexceptional_receiver): New.
14367 (reload): Use it and current_function_calls_unwind_init to
14368 determine whether call-saved regs must be saved.
14370 2007-05-20 Jan Hubicka <jh@suse.cz>
14372 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14373 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14374 * ddg.c (create_ddg): LIkewise.
14375 * final.c (final): Remove hunk moving line number notes around since
14376 they are no longer present at this stage.
14377 (final_scan_insn): Use NOTE_KIND instead of
14378 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14379 (output_asm_label): Likewise.
14380 * reorg.c (dbr_schedule): Likewise.
14381 * haifa-sched.c (unlink_other_notes): Likewise.
14382 * mode-switching.c (optimize_mode_switching): Likewise.
14383 * graph.c (start_bb): Likewise.
14384 * rtl.def (NOTE): Update description.
14385 * jump.c (squeeze_notes): Delete.
14386 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14387 NOTE_INSN_BASIC_BLOCK_P when possible.
14388 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14389 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14390 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14391 (dwarf2out_var_location): Likewise.
14392 * cfgbuild.c (make_edges): Likewise.
14393 (find_basic_blocks_1): Likewise.
14394 * function.c (reorder_blocks_1): Likewise.
14395 (epilogue_done): Likewise.
14396 (reposition_prologue_and_epilogue_notes): Likewise.
14397 * print-rtl.c (print_rtx): Likewise; drop code for printing
14399 (print_rtl): Likewise.
14400 (print_rtl_single): Likewise.
14401 * gcse.c (insert_insn_start_bb): Likewise.
14402 * alias.c (init_alias_analysis): Likewise.
14403 * calls.c (fixup_tail_calls): Likewise.
14404 * except.c (sjlj_emit_function_enter): Likewise.
14405 * emit-rtl.c (add_insn_after): Likeiwse.
14406 (emit_label_before): Likewise.
14407 (emit_label_after): Likewise.
14408 (emit_note_before, emit_note_after, emit_note): Update
14409 parameter to be enum insn_note; do not deal with source
14411 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14412 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14414 (merge_blocks_move_successor_nojumps): Simplify now when
14415 we don't have BLOCK notes.
14416 (try_optimize_cfg): Likewise.
14417 * cfglayout.c (skip_insns_after_block): Likewise.
14418 (record_effective_endpoints): Likewise.
14419 (duplicate_insn_chain): Likewise.
14420 * varasm.c (output_constant_pool_1): Likewise.
14421 * sched-deps.c (sched_analyze): Likewise.
14422 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14424 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14425 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14426 (SET_INSN_DELETED): Simplify.
14427 (NOTE_LINE_NUMBER): Exterminate.
14428 (NOTE_LINE_KIND): New.
14429 (NOTE_INSN_BASIC_BLOCK_P): Update.
14430 (enum insn_note): Simplify.
14431 (GET_NOTE_INSN_NAME) Simplify.
14432 (emit_note_before, emit_note_after, emit_note): Update prototype.
14433 (squeeze_notes): Remove.
14434 * sched-int.h (NOTE_NOT_BB_P): Update.
14435 * resource.c (mark_target_live_regs): Update.
14436 * sched-rgn.c (debug_dependencies): Update.
14437 * sched-vis.c (print_insn): Update.
14438 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14439 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14440 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14441 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14442 (split_branches): Update.
14443 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14445 (sh_adjust_unroll_max): Exterminate.
14446 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14447 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14448 (m68hc11_reorg): Likewise.
14449 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14450 (emit_predicate_relation_info): Update.
14451 (process_for_unwind_directive): Update.
14452 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14453 (output_call): Update.
14454 * config/pa/pa.c (output_lbranch): Update.
14455 (output_millicode_call): Update.
14456 (output_call): Update.
14457 (pa_combine_instructions): Update.
14458 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14459 * config/bfin/bfin.c (gen_one_bundle): Update.
14460 * cfgrtl.c (can_delete_note_p): Update.
14461 (delete_insn): Update.
14462 (rtl_merge_blocks): Update.
14463 (commit_one_edge_insertion): Update.
14464 (rtl_verify_flow_info): Update.
14465 * stmt.c (expand_case): Do not call squeeze_notes.
14467 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14474 * c.opt (Wtype-limits): New.
14475 * doc/invoke.texi (Wtype-limits): Document it.
14476 (Wextra): Enabled by -Wextra.
14477 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14478 * c-common.c (shorten_compare): Warn with Wtype-limits.
14480 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14482 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14483 inlined function, not as a macro.
14484 (_mm_alignr_pi8): Ditto.
14485 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14486 (_mm_inserti_si64): Ditto.
14487 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14488 (_mm_extract_epi16): Ditto.
14489 (_mm_insert_epi16): Ditto.
14490 (_mm_shufflehi_epi16): Ditto.
14491 (_mm_shufflelo_epi16): Ditto.
14492 (_mm_shuffle_epi32): Ditto.
14493 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14494 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14496 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14498 (_m_to_float): Use C89 compatible assignment.
14500 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14503 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14505 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14508 * doc/invoke.texi (Wreturn-type): Complete description.
14509 (Wextra): Delete item about return-type warning.
14510 * c-decl.c: Delete redundant Wextra warning.
14512 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14515 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14516 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14517 inlined function, not as a macro.
14518 (_mm_prefetch): Ditto.
14519 (_m_pextrw): Ditto.
14520 (_mm_insert_pi16): Ditto.
14521 (_m_pinsrw): Ditto.
14522 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14523 (_m_pshufw): Ditto. Add const to __N argument.
14524 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14525 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14526 (_mm_slli_epi32): Ditto.
14527 (_mm_srli_si128): Implement as always inlined function, not as a
14528 macro. Add __inline to function declaration.
14529 (_mm_slli_si128): Ditto.
14531 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14533 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14534 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14536 (struct fenv): New structure.
14537 (FP_HANDLE_EXCEPTIONS): New define.
14538 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14539 (_FP_DECL_EXP): New define.
14540 (FP_INIT_ROUNDMODE): New define.
14541 (FP_ROUNDMODE): New define.
14543 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14545 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14546 (Wconversion): Update description.
14547 (Wconversion-sign): New.
14548 * c.opt (Wconversion-sign): New.
14549 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
14550 means disabled for C++. Otherwise, take the status of Wconversion.
14551 * c-common.c (conversion_warning): Warn with either Wconversion or
14553 (warnings_for_convert_and_check): Conditions are already checked by
14554 conversion_warning.
14555 (convert_and_check): Don't check warnings if the conversion failed.
14557 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
14558 Anatoly Sokolov <aesok@dol.ru>
14560 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
14561 avr_epilogue_uses) : Add declaration.
14562 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
14563 * config/avr/constraints.md (R): New constraint.
14564 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
14565 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
14566 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
14567 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
14568 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
14569 call_prologue_saves, epilogue_restores, return_from_epilogue,
14570 return_from_main_epilogue, return_from_interrupt_epilogue,
14571 return_from_naked_epilogue, prologue, epilogue): New patterns.
14572 (jump): Handle symbol reference.
14573 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
14574 avr_output_function_prologue, avr_output_function_epilogue): Remove
14576 (avr_init_machine_status, expand_prologue, expand_epilogue,
14577 avr_asm_function_end_prologue, avr_epilogue_uses,
14578 avr_asm_function_begin_epilogue): New functions.
14579 (prologue_size, epilogue_size, jump_tables_size): Remove global
14581 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14582 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14583 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
14584 (avr_override_options): Initialise init_machine_status.
14585 (output_movhi): Handle all stack pointer loads.
14586 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
14587 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
14588 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
14589 (EPILOGUE_USES) Redefine.
14590 (machine_function) Declare.
14592 2007-05-19 Richard Sandiford <richard@codesourcery.com>
14594 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
14595 Use a single return statement.
14597 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14599 PR middle-end/30250
14600 * builtins.c (do_mpfr_lgamma_r): New.
14601 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
14602 * tree.h (CASE_FLT_FN_REENT): New.
14604 2007-05-18 Geoffrey Keating <geoffk@apple.com>
14606 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
14607 (output_die): Use 'unsigned long' with %x.
14608 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
14609 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
14610 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
14612 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
14614 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
14619 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
14620 true if function has no argument.
14622 2007-05-18 DJ Delorie <dj@redhat.com>
14624 * config/mips/mips.c (mips_offset_within_alignment_p): New.
14625 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
14627 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14629 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
14630 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
14631 count_trailing_zeros.
14632 (__i386__): Implement count_leading_zeros using __builtin_clz().
14633 Implement count_trailing_zeros usign __builtin_ctz().
14635 2007-05-18 Richard Sandiford <richard@codesourcery.com>
14637 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
14639 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14641 PR middle-end/31344
14642 * expr.c (emit_move_change_mode): Change mode of push operands here.
14644 2007-05-17 Ian Lance Taylor <iant@google.com>
14646 PR tree-optimization/31953
14647 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
14648 Change all callers.
14649 (set_value_range_to_null): Call set_value_range_to_value.
14650 (extract_range_from_comparison): Likewise.
14652 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14654 * toplev.c (print_version): Output GMP/MPFR version info.
14656 * builtins.c (CASE_MATHFN_REENT): New macro.
14657 (mathfn_built_in): Use it.
14658 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
14659 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
14660 BUILT_IN_LGAMMAL_R): New.
14661 * doc/extend.texi: Document new builtins.
14663 PR middle-end/31796
14664 * builtins.c (do_mpfr_remquo): New.
14665 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
14666 (fold_builtin_3): Handle BUILT_IN_REMQUO.
14668 PR middle-end/30251
14669 * builtins.c (fold_builtin_1): Handle y0, y1.
14670 (fold_builtin_2): Handle yn.
14672 PR middle-end/30251
14673 * builtins.c (do_mpfr_bessel_n): New.
14674 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
14675 (fold_builtin_2): Handle BUILT_IN_JN.
14677 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
14680 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
14681 TYPE_PRECISION (intmax_type_node).
14683 2007-05-17 Steve Ellcey <sje@cup.hp.com>
14686 * reload.c (subst_reloads): Remove checking.
14688 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14690 PR rtl-optimization/31691
14691 * combine.c (simplify_set): Build a new src pattern instead of
14692 substituting its operands in the COMPARE case.
14694 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
14696 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
14697 (execute_vrp): Preserve loops through jump threading.
14698 * tree-ssa-threadupdate.c (thread_single_edge,
14699 dbds_continue_enumeration_p, determine_bb_domination_status,
14700 thread_through_loop_header): New functions.
14701 (create_edge_and_update_destination_phis,
14702 create_edge_and_update_destination_phis): Set loops for the new blocks.
14703 (prune_undesirable_thread_requests): Removed.
14704 (redirect_edges): Do not pretend that redirect_edge_and_branch can
14706 (thread_block): Do not call prune_undesirable_thread_requests.
14708 (mark_threaded_blocks): Select edges to thread here.
14709 (thread_through_all_blocks): Take may_peel_loop_headers argument.
14710 Thread edges through loop headers independently.
14711 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
14712 * tree-pass.h (TODO_mark_first_instance): New.
14713 (first_pass_instance): Declare.
14714 * cfghooks.c (duplicate_block): Put the block to the original loop
14715 if copy is not specified.
14716 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
14717 jump threading. Pass may_peel_loop_headers to
14718 thread_through_all_blocks according to first_pass_instance.
14719 * cfgloop.h (create_preheader): Declare.
14720 * tree-flow.h (thread_through_all_blocks): Declaration changed.
14721 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
14722 * passes.c (first_pass_instance): New variable.
14723 (next_pass_1): Set TODO_mark_first_instance.
14724 (execute_todo): Set first_pass_instance.
14726 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
14728 PR tree-optimization/24659
14729 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
14730 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
14731 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
14732 OTI_vec_pack_ufix_trunc.
14733 (vec_unpacks_float_hi_optab): Define new macro.
14734 (vec_unpacks_float_lo_optab): Ditto.
14735 (vec_unpacku_float_hi_optab): Ditto.
14736 (vec_unpacku_float_lo_optab): Ditto.
14737 (vec_pack_sfix_trunc_optab): Ditto.
14738 (vec_pack_ufix_trunc_optab): Ditto.
14739 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
14740 and vec_pack_[s|u]fix_trunc_optab using
14741 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
14742 * tree-vectorizer.c (supportable_widening_operation): Handle
14743 FLOAT_EXPR and CONVERT_EXPR. Update comment.
14744 (supportable_narrowing_operation): New function.
14745 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
14746 * tree-vect-transform.c (vectorizable_conversion): Handle
14747 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14748 (vect_gen_widened_results_half): Move before vectorizable_conversion.
14749 (vectorizable_type_demotion): Call supportable_narrowing_operation()
14750 to check for target support.
14751 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
14752 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
14753 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
14754 for VEC_PACK_FIX_TRUNC_EXPR.
14755 (expand_binop): Special case mode of the result for
14756 vec_pack_[u|s]fix_trunc_optab.
14757 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
14758 vec_pack_[u|s]fix_trunc_optab.
14760 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
14761 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
14762 * tree-pretty-print.c (dump_generic_node): Handle
14763 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
14764 VEC_PACK_FIX_TRUNC_EXPR.
14766 * expr.c (expand_expr_real_1): Ditto.
14767 * tree-inline.c (estimate_num_insns_1): Ditto.
14768 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14770 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
14771 (vec_unpacks_float_lo_v8hi): Ditto.
14772 (vec_unpacku_float_hi_v8hi): Ditto.
14773 (vec_unpacku_float_lo_v8hi): Ditto.
14774 (vec_unpacks_float_hi_v4si): Ditto.
14775 (vec_unpacks_float_lo_v4si): Ditto.
14776 (vec_pack_sfix_trunc_v2df): Ditto.
14778 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
14780 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
14781 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
14782 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
14783 [vec_pack_ufix_trunc]: Ditto.
14784 [vec_unpacks_float_hi]: Ditto.
14785 [vec_unpacks_float_lo]: Ditto.
14786 [vec_unpacku_float_hi]: Ditto.
14787 [vec_unpacku_float_lo]: Ditto.
14789 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
14791 * soft-fp/README: Update for new files.
14792 * soft-fp/floattisf.c: New file.
14793 * soft-fp/floattidf.c: New file.
14794 * soft-fp/floattitf.c: New file.
14795 * soft-fp/floatuntisf.c: New file.
14796 * soft-fp/floatuntidf.c: New file.
14797 * soft-fp/floatuntitf.c: New file.
14798 * soft-fp/fixsfti.c: New file.
14799 * soft-fp/fixdfti.c: New file.
14800 * soft-fp/fixtfti.c: New file.
14801 * soft-fp/fixunssfti.c: New file.
14802 * soft-fp/fixunsdfti.c: New file.
14803 * soft-fp/fixunstfti.c: New file.
14804 * soft-fp/extendxftf.c: New file.
14805 * soft-fp/trunctfxf.c: New file.
14807 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
14808 (__trunctfxf2): Ditto.
14810 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
14811 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
14812 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
14813 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
14814 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
14815 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
14817 * config/i386/t-fprules-softfp64: New file.
14818 * config/i386/sfp-machine.h: New file.
14819 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
14820 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
14821 and soft-fp/t-softfp to tmake_file.
14822 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14823 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
14825 * config/i386/t-linux64 (softfp_wrap_start): New.
14826 (softfp_wrap_end): New.
14827 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
14828 supported for TARGET_64BIT.
14830 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14832 * c-common.c (c_common_signed_or_unsigned_type): Emulate
14833 c_common_unsigned_type behavior.
14835 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
14837 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
14840 2007-05-16 Eric Christopher <echristo@apple.com>
14842 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
14843 saving after stack push. Set sp_offset whenever we push.
14844 (rs6000_emit_epilogue): Move altivec register restore before
14847 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14849 * configure.ac: Allow sysroots to be relocated under $prefix as
14850 well as $exec_prefix.
14851 * configure: Regenerate.
14853 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14857 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14859 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14860 (gcc_tooldir): Likewise.
14861 * configure: Regenerate.
14862 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14863 old configure.ac gcc_tooldir setting.
14864 (prefix_to_exec_prefix): New variable.
14865 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14866 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14868 2007-05-14 Janis Johnson <janis187@us.ibm.com>
14870 * c-typeck.c (build_binary_op): Return early for error.
14872 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
14874 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
14875 struct nb_iter_bound.
14876 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
14877 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
14878 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
14879 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
14880 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
14881 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
14882 (del_scev_info): Use ggc_free.
14883 (scev_initialize): Allocate scalar_evolution_info in gc memory.
14884 * loop-init.c: Include ggc.h.
14885 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
14886 (loop_optimizer_finalize): Use ggc_free.
14887 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
14888 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
14889 pass_iv_optimize): Add TODO_ggc_collect.
14890 * function.h (struct function): Remove skip marker from
14892 * cfgloop.c: Include ggc.h.
14893 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
14895 (establish_preds): Vector superloops is gc allocated.
14896 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
14898 (flow_loops_find): Vector larray is gc allocated.
14899 (loop_exit_free): Use ggc_free.
14900 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
14901 that head of exits list is now not a part of struct loop.
14902 (record_loop_exits): Allocate exits table in gc memory.
14903 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
14904 that head of exits list is now not a part of struct loop.
14905 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
14906 struct loop_exit): Add GTY marker.
14907 (struct loop): Add GTY marker. Make superloops vector gc allocated.
14908 Add skip marker to aux field. Make head of exits list a separate
14910 (struct loops): Add GTY marker. Make larray vector gc allocated.
14911 Add param marker to exits table.
14912 (get_loops): Type changed.
14913 * Makefile.in (tree-scalar-evolution.o): Add
14914 gt-tree-scalar-evolution.h dependency.
14915 (cfgloop.o, loop-init.o): Add ggc.h dependency.
14916 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
14917 * basic-block.h (struct basic_block_def): Remove skip marker from
14920 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
14922 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
14923 of 0 in the call to expand_expr().
14924 (expand_builtin_mathfn_3): Ditto.
14925 (expand_builtin_interclass_mathfn): Ditto.
14926 (expand_builtin_cexpi): Ditto.
14927 (expand_builtin_int_roundingfn): Ditto.
14928 (expand_builtin_int_roundingfn_2): Ditto.
14929 (expand_builtin_pow): Ditto.
14930 (expand_builtin_powi): Ditto.
14931 (expand_builtin_bswap): Ditto.
14932 (expand_builtin_unop): Ditto.
14933 (expand_builtin_fabs): Ditto.
14934 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
14935 the call to expand_expr().
14936 (expand_builtin_sync_operation): Ditto.
14937 (expand_builtin_compare_and_swap): Ditto.
14938 (expand_builtin_lock_test_and_set): Ditto.
14939 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
14940 instead of 0 in the call to expand_expr().
14941 (expand_builtin_extract_return_addr): Ditto.
14942 (expand_builtin_eh_return): Ditto.
14943 (expand_eh_return): Ditto.
14944 * explow.c (expr_size): Ditto.
14945 * expr.c (optimize_bitfield_assignment_op): Ditto.
14946 (expand_assignement): Ditto.
14947 (store_expr): Ditto.
14948 (store_field): Ditto.
14949 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
14950 the call to expand_expr().
14951 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
14952 in the call to expand_expr().
14953 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
14954 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
14955 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
14957 * optabs.c (expand_vec_shift_expr): Ditto.
14958 (expand_vec_cond_expr): Ditto.
14959 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
14960 call to expand_expr().
14961 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
14962 in the call to expand_expr().
14964 2007-05-14 Dave Korn <dave.korn@artimi.com>
14966 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
14968 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
14970 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
14971 instead of c_common_unsigned_type.
14972 (c_common_unsigned_type): Remove.
14973 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
14974 c_common_unsigned_type.
14975 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
14976 c_common_unsigned_type.
14977 * c-common.h (c_common_unsigned_type): Remove.
14978 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
14979 c_common_unsigned_type.
14980 * c-format.c (check_format_types): Use unsigned_type_for instead of
14981 c_common_unsigned_type.
14982 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14983 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
14984 of c_common_unsigned_type.
14985 * convert.c (convert_to_integer): Use unsigned_type_for instead of
14986 lang_hooks.types.unsigned_type.
14987 * expmed.c (make_tree): Use unsigned_type_for instead of
14988 lang_hooks.types.unsigned_type.
14989 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
14990 lang_hooks.types.unsigned_type.
14991 (build_range_check): Likewise.
14992 (fold_unary): Likewise.
14993 (fold_binary): Likewise.
14994 (fold_ternary): Likewise.
14995 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14996 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
14997 * tree.c (get_unsigned_type): New.
14998 (unsigned_type_for): Use get_unsigned_type instead of
14999 lang_hooks.types.unsigned_type.
15001 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15003 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15004 to m68k_get_function_kind. Update its prototype.
15005 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15007 (m68k_interrupt_function_p): Return enum m68k_function_type
15008 instead of bool. Rename to m68k_get_function_kind.
15009 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15010 target is not fido.
15011 (m68k_compute_frame_layout): Don't mark any register for save
15012 if an interrupt_thread attribute is specified.
15013 (m68k_hard_regno_rename_ok): Update a use of
15014 m68k_interrupt_function_p.
15015 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15016 m68k_interrupt_function_p.
15017 (m68k_function_type): New.
15018 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15019 for a function with an interrupt_thread attribute.
15020 * doc/extend.texi: Document the interrupt_thread attribute.
15022 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15024 Fix PR tree-optimization/31911
15025 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15026 if they didn't change the expression.
15028 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15030 * tree-scalar-evolution.c (resolve_mixers): Exported.
15031 * tree-scalar-evolution.h (resolve_mixers): Declare.
15032 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15033 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15034 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15035 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15036 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15037 strip_conversion, analyze_offset_expr, address_analysis,
15038 object_analysis, analyze_offset): Removed.
15039 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15040 split_constant_offset, canonicalize_base_object_address,
15041 object_address_invariant_in_loop_p, disjoint_objects_p,
15042 dr_may_alias_p, dr_address_invariant_p): New functions.
15043 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15044 and dr_analyze_alias.
15045 (initialize_data_dependence_relation): Use dr_may_alias_p
15046 and object_address_invariant_in_loop_p.
15047 (compute_self_dependence): Handle the case when
15048 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15049 (find_data_references_in_stmt): Restrict the analysis of data
15050 references to the given loop nest.
15051 (find_data_references_in_loop): Made static. Pass loop nest to
15052 find_data_references_in_stmt.
15053 (compute_data_dependences_for_loop): Use DR_VOPS.
15054 (free_data_ref): Free DR_VOPS.
15055 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15056 (struct innermost_loop_behavior): ... new.
15057 (struct base_object_info): Replaced by ...
15058 (struct indices): ... new.
15059 (struct dr_alias): New.
15060 (enum data_ref_type): Removed.
15061 (struct data_reference): Consist of struct innermost_loop_behavior,
15062 struct indices and struct dr_alias.
15063 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15064 (DR_MEMTAG): Renamed to ...
15065 (DR_SYMBOL_TAG): ... this.
15066 (find_data_references_in_loop): Declaration removed.
15067 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15068 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15069 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15070 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15072 2007-05-13 Revital Eres <eres@il.ibm.com>
15074 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15075 which walks virtual def-use chains to find redundant stores.
15076 (dse_optimize_stmt): Call it.
15078 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15080 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15081 * passes.c (init_optimization_passes): Move pass_jump_bypass
15084 * basic-block.h (bb_has_eh_pred): Fix style issue.
15086 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15088 PR rtl-optimization/31848
15089 * loop-invariant.c (move_invariant_reg): If we move an insn
15090 with a REG_EQUAL note, and that insn is not always executed,
15091 remove the REG_EQUAL note.
15093 2007-05-12 Richard Guenther <rguenther@suse.de>
15095 PR tree-optimization/31797
15096 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15097 propagate into a stmt that has volatile ops.
15099 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15101 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15102 (gcc_tooldir): Likewise.
15103 * configure: Regenerate.
15104 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15105 old configure.ac gcc_tooldir setting.
15106 (prefix_to_exec_prefix): New variable.
15107 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15108 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15110 2007-05-11 Silvius Rus <rus@google.com>
15112 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15113 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15114 * c-common.h (strict_aliasing_warning): Change return type.
15115 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15116 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15117 (build_c_cast): Condition call to strict_aliasing_warning.
15118 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15119 * flags.h (set_Wstrict_aliasing): Declare.
15120 * opts.c (set_Wstrict_alising): Define, add call to.
15121 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15122 * tree-ssa-alias-warnings.c: New file.
15123 * tree-ssa-alias.c (compute_may_aliases): Add call to
15124 strict_aliasing_warning_backend.
15126 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15128 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15129 Use loop_depth and loop_outer accessor functions.
15130 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15131 determine_invariantness_stmt, move_computations_stmt): Ditto.
15132 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15133 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15134 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15135 * tree-scalar-evolution.c (interpret_loop_phi,
15136 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15137 instantiate_parameters_1, scev_const_prop): Ditto.
15138 * cfghooks.c (make_forwarder_block): Ditto.
15139 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15140 * modulo-sched.c (loop_canon_p): Ditto.
15141 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15142 slpeel_can_duplicate_loop_p): Ditto.
15143 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15144 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15145 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15146 cancel_loop, verify_loop_structure): Ditto.
15147 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15148 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15149 superloops vector instead of "pred" array.
15150 (establish_preds): Take father loop as an argument. Initialize the
15152 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15153 Do not initialize loop->outer.
15154 (flow_loop_tree_node_remove): Truncate the superloops vector.
15155 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15156 "pred" merged to "superloops" vector.
15157 (loop_depth, loop_outer): New.
15158 (fel_init): Use loop_outer.
15160 2007-05-11 Jan Hubicka <jh@suse.cz>
15162 * cgraphunit.c: Include gt-cgraphunit.h
15163 (static_ctors, static_dtors): New static vars.
15164 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15165 based on implementation in c-common.c
15166 (cgraph_finalize_function): Call record_cdtor_fn.
15167 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15168 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15169 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15170 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15171 build_cdtor, c_build_cdtor_fns): Remove.
15172 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15173 c_build_cdtor_fns): Remove prototype.
15175 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15178 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15179 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15180 * builtins.c (fold_builtin_memchr): New.
15181 (expand_builtin_memchr): Call the latter.
15182 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15183 * doc/extend.texi ([Other built-in functions provided by GCC]):
15186 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15188 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15189 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15190 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15191 PFPO_OP1_TYPE_SHIFT): Constants added.
15192 (DFP_ALL): Mode macro defined.
15193 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15194 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15195 Insn definitions added.
15196 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15197 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15200 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15202 PR tree-optimization/31885
15203 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15204 NULL_TREE to be undetermined.
15205 (automatically_generated_chrec_p): Return false for NULL.
15207 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15209 * config/bfin/bfin.h (MOVE_RATIO): Define.
15211 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15213 * config.gcc (sparc-wrs-vxworks): New target.
15214 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15215 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15216 * config/sparc/sparc.h: Include vxworks-dummy.h.
15217 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15218 include LABEL_REFs too.
15219 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15220 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15222 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15224 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15225 (sparc_emit_call_insn): New function.
15226 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15227 functions when generating VxWorks PIC.
15228 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15229 (call, call_value): Use sparc_emit_call_insn instead of
15232 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15234 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15236 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15238 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15239 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15240 split_double instead of operand_subword.
15242 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15244 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15245 * config/bfin/bfin.c (bfin_local_alignment): New function.
15246 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15248 2007-05-08 Chao-ying Fu <fu@mips.com>
15250 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15251 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15252 (smsub_widen_optab, umsub_widen_optab): Define.
15253 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15255 * genopinit.c (optabs): Fill in smsub_widen_optab and
15257 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15258 and umsub_widen_optab to implement multiply-subtract sequences.
15259 * config/mips/mips.md (*msac<u>_di): Rename to...
15260 (<u>msubsidi4): ...this. Extend condition to include
15261 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15262 of operand 0 to "ka" and use the three-operand form of msub<u>
15264 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15267 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15269 PR rtl-optimization/28011
15270 * reload.c (push_reload): Set dont_share if IN appears in OUT
15271 also when IN is a PLUS rtx.
15272 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15275 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15277 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15278 call unshare_all_decls.
15279 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15280 (unshare_all_decls): Remove.
15282 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15285 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15288 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15289 Nigel Stephens <nigel@mips.com>
15291 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15292 Update comments and all uses.
15293 (MIN_FPRS_PER_FMT): Define.
15294 * config/mips/mips.c (function_arg): Fix to correctly handle
15295 the -mips32r2 -mfp64 -mabi=32 case.
15296 (override_options): Enable use of odd-numbered registers for
15297 SFmode values on MIPS32.
15298 (mips_save_reg_p): Save whole floating-point register pair if
15299 either half is used.
15300 (compute_frame_size): Fix comment.
15302 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15304 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15305 argument of type bool.
15306 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15307 argument. Safely select temporary P register according to it.
15308 (do_link): Change call site of add_to_reg accordingly.
15309 (do_unlink): Add epilogue_p as a fourth argument and pass it
15311 (expand_interrupt_handler_epilogue): Change call of do_unlink
15313 (bfin_expand_prologue): Add a third argument sibcall_p.
15314 * config/bfin/bfin.md (epilogue): Change call of
15315 bfin_expand_epilogue accordingly.
15316 (sibcall_epilogue): Likewise.
15317 (eh_return_internal): Likewise.
15319 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15320 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15321 * config/bfin/bfin.c (bfin_handle_option): Handle
15322 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15323 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15324 Support bf534, bf536 and bf561.
15325 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15327 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15330 * config/i386/i386.c (ix86_function_regparm): Process local
15331 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15333 2007-05-07 Mike Stump <mrs@apple.com>
15335 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15336 also checks for and while statements in C++.
15338 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15340 * gcc.c (at_file_supplied): New variable.
15341 (main): Set it if we expanded argv.
15342 (do_spec_1): Pass an @-file to the linker if we were called with
15343 an @-file argument and HAVE_GNU_LD.
15344 * collect2.c (at_file_supplied): New variable.
15345 (response_file): New variable.
15346 (collect_exit): Unlink response_file if necessary.
15347 (handler): Likewise.
15348 (do_wait): Likewise.
15349 (main): Set at_file_supplied if we expanded argv.
15350 (collect_execute): Pass an @-file to subprocesses if we were called
15351 with an @-file argument.
15352 * configure.ac: Add define for HAVE_GNU_LD.
15353 * configure: Regenerate.
15354 * config.in: Regenerate.
15356 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15358 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15359 operand to HI mode.
15364 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15366 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15367 (TARGET_ENCODE_SECTION_INFO): Re-define.
15368 (m32c_encode_section_info): New
15369 (function_vector_handler): New
15370 (current_function_special_page_vector): New
15371 (m32c_special_page_vector_p): New.
15372 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15374 * config/m32c/jump.md: Added instruction JSRS for functions
15375 with attribute "function_vector".
15376 * doc/extend.texi (function_vector): Added description
15377 for M16C, M32C targets.
15379 2007-05-07 DJ Delorie <dj@redhat.com>
15382 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15383 ashrpsi3, lshrpsi3): Update shift count constraint.
15385 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15386 Nathan Froyd <froydnj@codesourcery.com>
15389 * c-incpath.c (add_path): Strip trailing path separators.
15391 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15393 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15394 Free dominance info before purging EH edges.
15395 (eliminate_degenerate_phis): Likewise.
15396 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15398 2007-05-07 Jan Hubicka <jh@suse.cz>
15400 * gimplify.c (gimplify_expr): Do not crash when folding
15401 (void *)(int)&a + 4.
15403 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15406 * c-opts.c (lang_fortran): Make it non static.
15407 * c-common.h (lang_fortran): New prototype.
15408 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15409 -lang-fortran option was passed by the driver.
15411 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15413 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15414 of ASSERT_CHECKING. Tweak message.
15416 2007-05-06 Revital Eres <eres@il.ibm.com>
15419 * loop-unroll.c (insert_var_expansion_initialization):
15420 Initialize the expansions with -zero instead of +zero.
15422 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15424 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15425 into pic and non-pic versions. Mark r19 as used for
15426 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15427 for tgd_load, tld_load and tie_load .
15428 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15429 version of tgd_load, tld_load and tie_load depending on the
15432 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15433 Jakub Jelinek <jakub@redhat.com>
15435 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15436 (__do_global_dtors_aux): Use more paranoid loop to run
15437 destructors if HIDDEN_DTOR_LIST_END.
15438 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15440 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15442 * varasm.c (align_variable): Don't increase alignment for
15443 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15444 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15446 2007-05-04 Josh Conner <jconner@apple.com>
15448 * basic-block.h (cdi_direction): Assign values to all enumeration
15450 (dom_computed): Remove.
15451 (dom_info_state): New.
15452 (set_dom_info_availability): New.
15453 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15454 walk_data.dom_direction.
15455 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15456 instead of dom_computed[].
15457 (split_edge): Likewise.
15458 (create_basic_block): Likewise.
15459 (merge_blocks): Likewise.
15460 * ifcvt.c (find_if_header): Likewise.
15461 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15462 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15463 * tree-ssa.c (verify_ssa): Likewise.
15464 * tree-cfg.c (tree_verify_flow_info): Likewise.
15465 (remove_edge_and_dominated_blocks): Likewise.
15466 * dominance.c (dom_computed): Make static.
15467 (calc_dfs_tree_nonrec): Change third param to a bool.
15468 (calc_dfs_tree): Change second param to a bool.
15469 (calc_idioms): Change second param to a bool. Use
15470 dom_convert_dir_to_idx.
15471 (init_dom_info): Validate dir before using.
15472 (dom_convert_dir_to_idx): New.
15473 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15474 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15475 (free_dominance_info): Use dom_convert_dir_to_idx.
15476 (get_immediate_dominator): Likewise.
15477 (set_immediate_dominator): Likewise.
15478 (get_dominated_by): Likewise.
15479 (redirect_immediate_dominators): Likewise.
15480 (nearest_common_denominator): Likewise.
15481 (dominated_by_p): Likewise.
15482 (bb_dom_dfs_in): Likewise.
15483 (bb_dom_dfs_out): Likewise.
15484 (recount_dominator): Likewise.
15485 (iterate_fix_dominators): Likewise.
15486 (add_to_dominance_info): Likewise.
15487 (delete_from_dominance_info): Likewise.
15488 (first_dom_son): Likewise.
15489 (next_dom_son): Likewise.
15490 (dom_info_available_p): Likewise.
15491 (dom_info_state): New.
15492 (set_dom_info_availability): New.
15494 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15496 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15498 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15500 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15502 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15503 (subdi3, subdi_carry): Delete.
15505 2007-05-04 Jan Hubicka <jh@suse.cz>
15506 Richard Guenther <rguenther@suse.de>
15508 * opts.c (decode_options): Do not fiddle with inlining
15509 parameters in case of optimizing for size.
15510 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15511 for size do nothing.
15512 (cgraph_decide_inlining_of_small_function): When optimizing for
15513 size never inline functions increasing caller size.
15514 (cgraph_early_inlining): Inline for size when optimizing for size.
15516 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15518 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15519 logical operations piecewise.
15520 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15521 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15522 subdi_sesidi_di): Delete.
15523 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15524 the generated sequence. Allow three-reg add in constraints. Rewrite
15525 the rtl expression for carry to avoid zero_extend of a constant.
15526 (sub_with_carry): New pattern.
15527 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15528 different sequence not involving jumps.
15529 (notbi): Now a named pattern.
15531 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15533 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15534 Add the note about a significant loss of accuracy of some
15535 mathematical routines when these options are used.
15537 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15539 * haifa-sched.c (rtx_vec_t): New typedef.
15540 (contributes_to_priority_p): Extract piece of priority () into new
15542 (priority): Use the function. Add assertion.
15543 (rank_for_schedule, set_priorities): Add assertion to check that
15544 insn's priority is initialized.
15545 (clear_priorities, calc_priorities): Change signature. Make it update
15546 all relevant insns. Update all callers ('add_to_speculative_block ()'
15547 and 'create_block_check_twin ()').
15548 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
15549 Add new field 'priority_status'.
15550 (INSN_PRIORITY_STATUS): New macro.
15551 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
15553 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15555 * sched-ebb.c (debug_ebb_dependencies): New static function.
15556 (init_ready_list): Use it.
15558 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
15559 with changed signature and 'debug_rgn_dependencies ()'.
15560 (debug_rgn_dependencies): New static function.
15561 (init_ready_list): Use it.
15563 * sched-int.h (debug_dependencies): Declare.
15565 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15567 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
15569 2007-05-04 Dirk Mueller <dmueller@suse.de>
15571 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
15573 2007-05-03 Jan Hubicka <jh@suse.cz>
15575 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
15576 ((T1)X op (T1)Y), for pointer type in more cases than before.
15578 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
15580 * tree-object-size.c (plus_expr_object_size): When operand size is
15581 unknown, return unknown.
15583 2007-05-03 Dirk Mueller <dmueller@suse.de>
15585 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
15587 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
15590 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
15592 2007-05-03 Janis Johnson <janis187@us.ibm.com>
15594 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
15596 2007-05-03 Joseph Myers <joseph@codesourcery.com>
15598 * config/soft-fp/double.h, config/soft-fp/extended.h,
15599 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
15600 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
15601 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
15602 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
15605 2007-05-03 Ian Lance Taylor <iant@google.com>
15607 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
15608 MASK_PPC_GFXOPT for 8540 or 8548.
15610 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15612 * tree-vect-transform.c (vect_update_inits_of_drs): Use
15613 vect_print_dump_info() to output debug information.
15615 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15618 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
15619 operands of size 2 when operand is not MEM_P.
15621 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15623 PR tree-optimization/30565
15624 * lambda-code.c (perfect_nestify): Fix updating of dominators.
15626 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
15628 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
15629 (umulsi3_highpart): Use them.
15630 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
15631 for final accumulator to D regisster tranfser.
15633 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
15635 PR tree-optimization/31699
15636 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
15638 (vect_enhance_data_refs_alignment): Compute peel amount using
15639 TYPE_VECTOR_SUBPARTS instead of vf.
15640 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
15642 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
15645 * system.h: Remove inclusion of double-int.h
15646 * tree.h: Include double-int.h
15647 * gengtype.c: Likewise
15648 * cfgloop.h: Likewise
15649 * Makefile.in: Adjust dependencies on double-int.h
15651 2007-05-02 Eric Christopher <echristo@apple.com>
15653 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
15654 -shared to -Zdynamiclib.
15656 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
15659 * c-common.c (strip_pointer_or_array_types): New function.
15660 * c-common.h (strip_pointer_or_array_types): New function declaration.
15662 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15664 PR tree-optimization/31771
15665 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
15667 2007-05-02 Paul Brook <paul@codesourcery.com>
15669 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
15671 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15673 PR middle-end/29715
15674 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
15677 2007-05-02 Nick Clifton <nickc@redhat.com>
15679 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
15681 2007-05-02 Richard Guenther <rguenther@suse.de>
15683 PR tree-optimization/31146
15684 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
15685 argument, single_use_p. If we have a single use that is
15686 a conversion to the definition rhs type, propagate that rhs.
15687 (forward_propagate_addr_expr): Pass single_use_p argument
15688 to forward_propagate_addr_expr_1.
15690 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
15692 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
15695 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15697 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
15698 'AMD Family 10 core'.
15700 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15702 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
15703 and athlon64-sse3 as improved versions of k8, opteron and athlon64
15704 with SSE3 instruction set support.
15705 * doc/invoke.texi: Likewise.
15707 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15709 * config/i386/i386.c (override_options): Tuning 32-byte loop
15710 alignment for amdfam10 architecture. Increasing the max loop
15711 alignment to 24 bytes.
15713 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
15715 * config/m68k/constraints.md: New.
15716 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
15717 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15718 EXTRA_CONSTRAINT): Remove.
15719 * config/m68k/m68k.md: Include constraints.md.
15720 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
15722 2007-05-01 Ian Lance Taylor <iant@google.com>
15724 PR tree-optimization/31739
15725 * tree-vrp.c (vrp_val_is_max): New static function.
15726 (vrp_val_is_min): New static function.
15727 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
15729 (set_value_range): Use vrp_val_is_{max,min}.
15730 (extract_range_from_assert): Likewise.
15731 (extract_range_from_binary_expr): Likewise.
15732 (extract_range_from_unary_expr): Likewise.
15733 (dump_value_range, vrp_meet): Likewise.
15734 (vrp_visit_phi_node): Likewise.
15735 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
15737 2007-05-01 Mark Mitchell <mark@codesourcery.com>
15739 * config/i386/gmon-sol2.c (size_t): New type.
15740 (intptr_t): Likewise.
15741 (s_textsize): Declare as size_t.
15743 (monstartup): Use size_t for sizes.
15744 (_mcount): Save and restore registers.
15745 (internal_mcount): Pass 0 as the first argument to monstartup
15747 (moncontrol): Convert pointer to appropriately sized integer
15748 before passing to profil.
15750 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15752 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
15753 __NO_FPRS__, not just if _SOFT_DOUBLE.
15754 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
15755 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
15756 also for E500 double.
15757 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
15758 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
15761 2007-05-01 Richard Guenther <rguenther@suse.de>
15763 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
15766 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15768 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
15770 2007-05-01 Jan Hubicka <jh@suse.cz>
15772 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
15775 2007-05-01 Jan Hubicka <jh@suse.cz>
15777 * tree.h (maybe_fold_offset_to_component_ref): Remove.
15778 (maybe_fold_offset_to_reference): Declare.
15779 * fold-const.c (fold_unary): Do not fold
15780 (type *)&A into &A->field_of_type_and_offset_0
15781 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
15782 size is unknown, give up.
15783 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
15785 (maybe_fold_offset_to_reference): New.
15786 (maybe_fold_stmt_indirect): Use it.
15787 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
15788 * gimplify.c (gimplify_conversion): Canonicalize conversions to
15790 (gimplify_expr): Likewise for plus_expr.
15792 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
15794 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
15795 bsi_after_labels. Always insert statements before bsi.
15796 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
15797 * predict.c (apply_return_prediction): Check for empty blocks.
15798 * cfgexpand.c (lab_rtx_for_bb): New variable.
15799 (label_rtx_for_bb): Do not create new tree labels.
15800 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
15801 (tree_expand_cfg): Initialize lab_rtx_for_bb.
15802 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
15804 (label_for_bb): Add field used.
15805 (update_eh_label, main_block_label): Mark the label used.
15806 (cleanup_dead_labels): Remove unused labels.
15808 2007-05-01 Richard Guenther <rguenther@suse.de>
15810 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
15811 if it is not about to be set.
15812 (get_value_range): Do not pre-allocate equiv bitmap.
15813 (update_value_range): No need to clear equiv field.
15814 (add_equivalence): Change prototype to get bitmap pointer.
15815 Allocate bitmap here if it is not already.
15816 (extract_range_from_assert): Do not allocate bitmap here.
15817 Update callers to add_equivalence.
15818 (extract_range_from_ssa_name): Likewise.
15819 (get_vr_for_comparison): New static helper.
15820 (compare_name_with_value): Handle NULL equiv bitmap by
15821 peeling the first iteration of the comparison loop.
15822 Use get_vr_for_comparison.
15823 (compare_names): Handle NULL equiv bitmaps by using fake
15824 ones. Use get_vr_for_comparison.
15826 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
15828 * double-int.c (mpz_set_double_int): Moved from
15829 tree-ssa-loop-niter.c.
15830 (mpz_get_double_int): Likewise; also, add option to wrap
15831 out-of-range integers.
15832 * double-int.h: New prototypes for above.
15833 * tree.c (get_static_type_bounds): Moved from
15834 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
15835 TYPE_MAX_VALUE if they exist..
15836 * tree.h: New prototype for above.
15837 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
15838 get_type_bounds calls.
15839 (mpz_set_double_int): Move to double-int.c.
15840 (get_type_bounds): Move to tree.c, rename to
15841 get_static_type_bounds.
15842 (mpz_to_double_int): Move to double-int.c, rename to
15843 mpz_get_double_int.
15845 2007-04-30 Bob Wilson <bob.wilson@acm.org>
15847 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
15848 DIV0 exception can fall through to a normal return.
15850 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
15852 PR middle-end/22156
15853 Temporarily revert:
15854 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15855 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15856 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15857 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15858 initialize align to silence bogus warning.
15859 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15860 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15862 (struct sra_walk_fns): Remove use_all parameter from use.
15863 (sra_hash_tree): Handle BIT_FIELD_REFs.
15864 (sra_elt_hash): Don't hash bitfld blocks.
15865 (sra_elt_eq): Skip them in parent compares as well. Handle
15867 (sra_walk_expr): Don't maintain or pass down use_all_p.
15868 (scan_use): Remove use_all parameter.
15869 (scalarize_use): Likewise. Re-expand assignment to
15870 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15871 output, and re-scalarize after output. Don't mark anything
15873 (scalarize_ldst): Adjust.
15874 (scalarize_walk_gimple_modify_statement): Likewise.
15875 (build_element_name_1): Handle BIT_FIELD_REFs.
15876 (instantiate_element): Don't warn for any element whose parent
15877 is used as a whole.
15878 (instantiate_missing_elements_1): Return the sra_elt.
15879 (canon_type_for_field): New.
15880 (try_instantiate_multiple_fields): New.
15881 (instantiate_missing_elemnts): Use them.
15882 (mark_no_warning): Removed.
15883 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15884 (REPLDUP, sra_build_elt_assignment): New.
15885 (generate_copy_inout): Use them.
15886 (generate_element_copy): Likewise. Handle bitfld differences.
15887 (generate_element_zero): Don't recurse for blocks. Use
15888 sra_build_elt_assignment.
15889 (generate_one_element_int): Take elt instead of var. Use
15890 sra_build_elt_assignment.
15891 (generate_element_init_1): Adjust.
15892 (scalarize_use, scalarize_copy): Use REPLDUP.
15893 (scalarize_ldst): Move assert before dereference.
15894 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15896 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
15899 * tree.c (reconstruct_complex_type): Reconstruct a reference
15901 Also use the same mode for the pointer as the old pointer type.
15903 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15905 * doc/trouble.texi (Interoperation): Remove note about Ultrix
15908 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
15910 PR rtl-optimization/31676
15911 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
15912 (df_refs_record): Call it.
15914 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15916 * rtl.def (SS_ABS): New code.
15917 * config/bfin/bfin.c (print_operand): New modifier 'v'.
15918 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
15919 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
15920 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
15921 (bfin_init_builtins): Define them.
15922 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
15923 (bfin_expand_builtin): ... and handle the others here.
15924 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
15925 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
15926 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
15927 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
15928 operand is only HImode.
15930 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
15932 * regclass.c (scan_one_insn): Remove splitting of
15935 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
15936 Nigel Stephens <nigel@mips.com>
15938 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
15940 2007-04-28 Jan Hubicka <jh@suse.cz>
15942 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
15943 insn_locators_alloc instead of insn_locators_initialize;
15944 call reset_block_changes.
15945 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15946 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
15947 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
15948 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15949 * config/score/score.c (th_output_mi_thunk): Likewise.
15950 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15951 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
15952 tolerate uninitialized locator info.
15955 * function.c (init_function_start): Don't init line number info.
15956 (expand_function_end): Update.
15957 (reset_block_changes, record_block_change, finalize_block_changes,
15958 check_block_change, free_block_changes): Kill.
15959 * function.h (reset_block_changes, record_block_change,
15960 finalize_block_changes, check_block_change, free_block_changes):
15962 (struct function): Remove ib_boundaries_block.
15963 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15964 Use curr_insn_locator to initialize locator.
15965 (emit_line_note): Remove.
15966 * cfgexpand.c (expand_gimple_cond_expr): Update.
15967 (construct_exit_block): Likewise.
15968 (tree_expand_cfg): Initialize/finalize locators.
15969 * expr.c (expand_expr_real): Update.
15970 * cfglayout.c (line_locators_locs, line_locators_lines,
15971 file_locators_locs, file_locators_files): Remove.
15972 (set_block_levels): Move to cfgexpand.c.
15973 (insn_locators_initialize): Remove.
15974 (pass_insn_locators_initialize): Remove.
15975 (locations_locators_locs, locations_locators_vals): New static vars.
15976 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15978 (insn_locators_alloc, insn_locators_finalize,
15979 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15981 (locator_location): New.
15982 (locator_line, locator_file): Rewrite.
15983 * rtl.h (emit_line_note): Kill.
15984 (insn_locators_alloc, insn_locators_finalize,
15985 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15987 * tree-inline.c (initialize_cfun): Do not initialize
15988 ib_boundaries_block.
15989 * passes.c (pass_insn_locators_initialize): Remove.
15991 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
15993 * tree-cfg.c (move_block_to_fn): Release bb from dominance
15994 info. Update last_basic_block correctly.
15996 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
15999 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16000 register itself to hold the offset constant. Tell flow the use
16001 of r4 and r5 when they are used.
16003 2007-04-27 Richard Guenther <rguenther@suse.de>
16005 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16006 if we simplified anything.
16007 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16008 warnings until we did a simplification and the stmt was not
16009 marked as TREE_NO_WARNING.
16011 2007-04-27 Mike Stump <mrs@apple.com>
16013 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16015 2007-04-27 Ian Lance Taylor <iant@google.com>
16017 PR middle-end/31710
16018 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16019 TYPE_MAX_VALUE exist, convert them to the new type.
16021 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16023 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16024 if it claims to be available.
16025 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16026 edge is redirected.
16027 (perform_tree_ssa_dce): Always free postdominators.
16029 2007-04-27 Richard Henderson <rth@redhat.com>
16031 * config/alpha/predicates.md (aligned_memory_operand): Mark
16032 as define_special_predicate.
16033 (unaligned_memory_operand, normal_memory_operand): Likewise.
16034 (reg_or_unaligned_mem_operand): Remove.
16035 (any_memory_operand): Match the documentation and check for
16036 non-renumbered pseudos during reload.
16037 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16038 alpha_secondary_reload_class, update to new interface, make static.
16039 Handle CQImode like HImode. Remove FP subreg check.
16040 (alpha_expand_mov): Use replace_equiv_address.
16041 (alpha_expand_mov_nobwx): Use any_memory_operand.
16042 (TARGET_SECONDARY_RELOAD): New.
16043 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16044 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16045 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16046 * config/alpha/alpha.md: ... here.
16047 (RELOAD12, reloadmode): New.
16049 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16050 Don't handle the aligned case here.
16051 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16052 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16053 reload_inhi_help. Don't expect a scratch register.
16054 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16056 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16058 2007-04-27 Richard Guenther <rguenther@suse.de>
16060 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16062 2007-04-27 Richard Guenther <rguenther@suse.de>
16064 PR tree-optimization/30965
16065 PR tree-optimization/30978
16066 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16067 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16068 (find_equivalent_equality_comparison): Likewise.
16069 (simplify_cond): Likewise.
16070 (get_prop_source_stmt): New helper.
16071 (get_prop_dest_stmt): Likewise.
16072 (can_propagate_from): Likewise.
16073 (remove_prop_source_from_use): Likewise.
16074 (combine_cond_expr_cond): Likewise.
16075 (forward_propagate_comparison): New function.
16076 (forward_propagate_into_cond): Rewrite to use fold for
16078 (tree_ssa_forward_propagate_single_use_vars): Call
16079 forward_propagate_comparison to propagate comparisons.
16081 2007-04-27 Richard Guenther <rguenther@suse.de>
16083 PR tree-optimization/31715
16084 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16085 sure to do computation on the offset in an appropriate
16088 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16090 * reload.h (elimination_target_reg_p): Declare.
16091 * reload.c (find_reloads): Don't apply the reg_rtx move
16092 optimization if the SET_DEST satisfies elimination_target_reg_p.
16093 * reload1.c (elimination_target_reg_p): New function.
16094 (gen_reload): In the move/add2 fallback, make sure that op0
16095 does not overlap the destination register.
16097 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16099 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16100 transform only GIMPLE_MODIFY_STMTs.
16101 * tree-complex.c (expand_complex_operations_1): Ditto.
16102 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16103 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16104 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16106 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16107 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16108 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16109 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16110 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16111 slpeel_add_loop_guard): Ditto.
16112 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16113 * lambda-code.c (perfect_nestify): Ditto.
16114 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16115 before the first statement.
16116 * tree-optimize.c (execute_free_datastructures): Fix comments.
16117 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16118 * tree-flow.h (disband_implicit_edges): Declaration removed.
16119 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16121 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16122 COND_EXPRs without gotos.
16123 (disband_implicit_edges, has_label_p): Removed.
16124 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16125 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16127 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16129 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16130 also for COND_EXPRs.
16131 * cfgexpand.c (label_rtx_for_bb): New function.
16132 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16133 Use label_rtx_for_bb to find the labels.
16134 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16135 last block. Detect fallthru edges.
16137 2007-04-26 Ian Lance Taylor <iant@google.com>
16140 * reload.c (find_reloads_subreg_address): If the address was valid
16141 in the original mode but not in the new mode, reload the whole
16144 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16146 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16147 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16148 (cleanup_control_expr_graph): Do not invalidate dominance info.
16149 Record altered blocks.
16150 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16151 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16152 cleanup_tree_cfg_bb): New functions.
16153 (remove_forwarder_block): Do not maintain the worklist of blocks.
16154 Record altered blocks.
16155 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16156 not over whole cfg.
16157 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16158 delete_unreachable_blocks if dominators are not available.
16159 * tree-inline.c (optimize_inline_calls): Free dominance information
16161 * tree-flow.h (remove_edge_and_dominated_blocks,
16162 cfgcleanup_altered_bbs): Altered.
16163 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16165 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16167 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16168 do not invalidate dominators.
16170 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16172 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16173 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16174 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16175 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16177 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16179 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16181 2007-04-26 Richard Guenther <rguenther@suse.de>
16183 PR tree-optimization/31703
16184 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16185 the right type for the target of the bittest.
16187 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16189 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16190 ix86_sol10_return_in_memory.
16192 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16194 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16197 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16200 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16202 PR tree-optimization/30558
16203 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16204 clear this_state.prev_try.
16206 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16207 Mark Mitchell <mark@codesourcery.com>
16209 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16210 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16211 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16213 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16216 * doc/invoke.texi (%:print-asm-header): Document.
16217 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16219 (static_spec_functions): Add print-asm-header.
16220 (main): Print a banner before the --target-help linker options.
16221 (print_asm_header_spec_function): New function.
16223 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16226 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16227 (movsf_ie): Likewise.
16229 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16231 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16233 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16235 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16236 exception for divide-by-zero.
16237 (__umodsi3, __modsi3): Likewise.
16239 2007-04-25 Dirk Mueller <dmueller@suse.de>
16241 * c-typeck.c (build_compound_expr): Annotate warning()
16242 call with OPT_Wunused_value.
16243 * tree-ssa.c (warn_uninit): Annotate warning with
16245 * c-common.c (handle_sentinel_attribute): Annotate warning
16246 call with OPT_Wattributes.
16248 2007-04-25 Thiemo Seufer <ths@mips.com>
16250 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16251 (mips16): Fix typo.
16252 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16253 on to the assembler. Improve handling of -mno-mips16. Add handling
16254 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16255 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16256 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16257 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16259 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16262 * config/i386/winnt.c (i386_pe_file_end): Strip only
16263 USER_LABEL_PREFIX when writing export name.
16265 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16267 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16268 sh/elf.h, vx-common.h and vxworks.h.
16269 * config/sh/sh.h: Include config/vxworks-dummy.h.
16270 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16271 (OVERRIDE_OPTIONS): Use it.
16272 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16273 (vxworks_picreg): New pattern.
16274 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16275 VXWORKS_OS_CPP_BUILTINS.
16276 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16277 to their VXWORKS_* equivalents.
16278 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16279 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16280 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16281 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16282 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16283 -mrtp/-fPIC multilibs.
16284 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16285 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16286 (MULTILIB_OSDIRNAMES): Delete.
16288 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16291 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16293 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16295 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16296 rounding mode to be specified by the caller.
16297 (real_to_mpfr) Likewise.
16298 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16299 include new arguments.
16300 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16302 2007-04-24 Ian Lance Taylor <iant@google.com>
16304 PR tree-optimization/31605
16305 * tree-vrp.c (set_value_range): Check that min and max are not
16306 both overflow infinities.
16307 (set_value_range_to_value): New static function.
16308 (extract_range_from_binary_expr): Call set_value_range_to_value.
16309 (extract_range_from_cond_expr): Likewise.
16310 (extract_range_from_expr): Likewise.
16311 (extract_range_from_unary_expr): Likewise. Don't create a range
16312 which overflows on both sides.
16313 (vrp_meet): Check for a useless range.
16314 (vrp_visit_phi_node): If we see a constant which looks like an
16315 overflow infinity, turn off the TREE_OVERFLOW flag.
16317 2007-04-24 Ian Lance Taylor <iant@google.com>
16319 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16321 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16323 PR diagnostic/25923
16324 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16325 diagnostic message is being built.
16326 * tree-pretty-print.c (dump_generic_node): Only write the
16327 formatted text into BUFFER's stream if we are not building a
16328 diagnostic message.
16329 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16331 * Makefile.in (toplev.o): Depend on tree-pass.h.
16333 2007-04-24 Ian Lance Taylor <iant@google.com>
16335 PR tree-optimization/31602
16336 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16337 conditionals in the copied loop header.
16338 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16339 warnings if TREE_NO_WARNING is set.
16340 * doc/invoke.texi (Warning Options): Clarify that
16341 -Wstrict-overflow does not warn about loops.
16343 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16345 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16346 expand on the comment about _Decimal128 arguments and check the
16347 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16348 that _Decimal128 argument uses even/odd register pair.
16349 (function_arg): Ditto.
16351 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16353 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16354 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16356 2007-04-24 Richard Guenther <rguenther@suse.de>
16357 Olga Golovanevsky <olga@il.ibm.com>
16359 * fold-const.c (multiple_of_p): Check for bottom
16362 2007-04-24 Richard Henderson <rth@redhat.com>
16364 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16365 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16366 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16367 looking for non-zero bits shifted out. Avoid a recursive call
16368 when constructing the scalar.
16369 (__floatundisf): Likewise.
16371 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16373 * dwarf2out.c (field_byte_offset): Move the existing logic
16374 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16375 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16377 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16380 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16381 length argument of 0 for memset.
16382 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16383 unsigned shift instead of the signed variant.
16385 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16387 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16388 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16389 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16390 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16391 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16392 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16393 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16394 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16395 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16396 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16397 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16398 "mul<mode>3", "div<mode>3"): Insn definitions added.
16399 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16400 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16401 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16402 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16403 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16404 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16405 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16406 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16407 TARGET_FLOAT_FORMAT): Macro definitions removed.
16408 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16409 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16410 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16411 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16412 (s390_gen_rtx_const_DI): Function removed.
16413 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16415 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16417 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16418 over an external ffs function.
16420 2007-04-24 Chao-ying Fu <fu@mips.com>
16421 Richard Sandiford <richard@nildram.co.uk>
16423 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16424 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16425 (smadd_widen_optab, umadd_widen_optab): Define.
16426 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16428 * genopinit.c (optabs): Fill in smadd_widen_optab and
16430 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16431 and umadd_widen_optab to implement multiply-add sequences.
16432 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16433 (<u>maddsidi4): ...this. Extend condition to include
16434 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16435 of operand 0 to "ka" and use the three-operand form of madd<u>
16437 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16439 * config/mips/constraints.md (ka): New register constraint.
16441 2007-04-24 Jan Hubicka <j@suse.cz>
16445 2007-04-23 Jan Hubicka <jh@suse.cz>
16446 * function.c (init_function_start): Don't init line number info.
16447 (expand_function_end): Update.
16448 (reset_block_changes, record_block_change, finalize_block_changes,
16449 check_block_change, free_block_changes): Kill.
16450 * function.h (reset_block_changes, record_block_change,
16451 finalize_block_changes, check_block_change, free_block_changes):
16453 (struct function): Remove ib_boundaries_block.
16454 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16455 Use curr_insn_locator to initialize locator.
16456 (emit_line_note): Remove.
16457 * cfgexpand.c (expand_gimple_cond_expr): Update.
16458 (construct_exit_block): Likewise.
16459 (tree_expand_cfg): Initialize/finalize locators.
16460 * expr.c (expand_expr_real): Update.
16461 * cfglayout.c (line_locators_locs, line_locators_lines,
16462 file_locators_locs, file_locators_files): Remove.
16463 (set_block_levels): Move to cfgexpand.c.
16464 (insn_locators_initialize): Remove.
16465 (pass_insn_locators_initialize): Remove.
16466 (locations_locators_locs, locations_locators_vals): New static vars.
16467 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16469 (insn_locators_alloc, insn_locators_finalize,
16470 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16472 (locator_location): New.
16473 (locator_line, locator_file): Rewrite.
16474 * rtl.h (emit_line_note): Kill.
16475 (insn_locators_alloc, insn_locators_finalize,
16476 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16478 * tree-inline.c (initialize_cfun): Do not initialize
16479 ib_boundaries_block.
16480 * passes.c (pass_insn_locators_initialize): Remove.
16482 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16484 * doc/invoke.texi: Removed leading '-' from option index entries.
16486 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16488 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16490 (create_phi_node): Use set_phi_nodes.
16491 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16492 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16493 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16494 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16495 (bsi_start, bsi_last): Use bb_stmt_list.
16496 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16497 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16498 Traverse the statements using tsi iterator.
16499 * basic-block.h (struct basic_block_def): Fields stmt_list
16500 and phi_nodes moved to ...
16501 (struct tree_bb_info): ... new structure.
16502 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16503 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16504 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16505 (tree_verify_flow_info): Verify that il.tree is not set for
16506 entry and exit block.
16507 (tree_split_block): Use set_bb_stmt_list.
16509 2007-04-23 Mike Stump <mrs@apple.com>
16511 * config/i386/i386.c (ix86_tune_features
16512 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16515 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16517 * config/i386/i386.md (prefix_extra): New attribute.
16518 (length): Add prefix_extra.
16520 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16521 (sse2_movntv2di): Likewise.
16522 (sse2_cvtps2dq): Likewise.
16523 (sse2_cvtpd2pi): Likewise.
16524 (sse2_cvttpd2pi): Likewise.
16525 (*sse2_cvtpd2ps): Likewise.
16526 (*add<mode>3): Likewise.
16527 (sse2_ssadd<mode>3): Likewise.
16528 (sse2_usadd<mode>3): Likewise.
16529 (*sub<mode>3): Likewise.
16530 (sse2_sssub<mode>3): Likewise.
16531 (sse2_ussub<mode>3): Likewise.
16532 (*mulv8hi3): Likewise.
16533 (*smulv8hi3_highpart): Likewise.
16534 (*umulv8hi3_highpart): Likewise.
16535 (sse2_umulv2siv2di3): Likewise.
16536 (sse2_pmaddwd): Likewise.
16537 (ashr<mode>3): Likewise.
16538 (lshr<mode>3): Likewise.
16539 (ashl<mode>3): Likewise.
16540 (sse2_ashlti3): Likewise.
16541 (sse2_lshrti3): Likewise.
16542 (*umaxv16qi3): Likewise.
16543 (*smaxv8hi3): Likewise.
16544 (*uminv16qi3): Likewise.
16545 (*sminv8hi3): Likewise.
16546 (sse2_eq<mode>3): Likewise.
16547 (sse2_gt<mode>3): Likewise.
16548 (*and<mode>3): Likewise.
16549 (sse2_nand<mode>3): Likewise.
16550 (*ior<mode>3): Likewise.
16551 (*xor<mode>3): Likewise.
16552 (sse2_packsswb): Likewise.
16553 (sse2_packssdw): Likewise.
16554 (sse2_packuswb): Likewise.
16555 (sse2_punpckhbw): Likewise.
16556 (sse2_punpcklbw): Likewise.
16557 (sse2_punpckhwd): Likewise.
16558 (sse2_punpcklwd): Likewise.
16559 (sse2_punpckhdq): Likewise.
16560 (sse2_punpckldq): Likewise.
16561 (sse2_punpckhqdq): Likewise.
16562 (sse2_punpcklqdq): Likewise.
16563 (*sse2_pinsrw): Likewise.
16564 (*sse2_pextrw): Likewise.
16565 (sse2_pshufd_1): Likewise.
16566 (sse2_uavgv16qi3): Likewise.
16567 (sse2_uavgv8hi3): Likewise.
16568 (sse2_psadbw): Likewise.
16569 (sse2_pmovmskb): Likewise.
16570 (*sse2_maskmovdqu): Likewise.
16571 (*sse2_maskmovdqu_rex64): Likewise.
16572 (sse4a_extrqi): Likewise.
16573 (sse4a_extrq): Likewise.
16574 (sse3_lddqu): Set prefix_rep.
16575 (sse3_addsubv4sf3): Likewise.
16576 (sse3_haddv4sf3): Likewise.
16577 (sse3_hsubv4sf3): Likewise.
16578 (sse_cvtss2si): Likewise.
16579 (sse_cvtss2si_2): Likewise.
16580 (sse_cvtss2siq): Likewise.
16581 (sse_cvtss2siq_2): Likewise.
16582 (sse_cvttss2si): Likewise.
16583 (sse_cvttss2siq): Likewise.
16584 (sse2_cvttps2dq): Likewise.
16585 (sse3_movshdup): Likewise.
16586 (sse3_movsldup): Likewise.
16587 (sse2_cvtsd2si): Likewise.
16588 (sse2_cvtsd2si_2): Likewise.
16589 (sse2_cvtsd2siq): Likewise.
16590 (sse2_cvtsd2siq_2): Likewise.
16591 (sse2_cvttsd2si): Likewise.
16592 (sse2_cvttsd2siq): Likewise.
16593 (*sse2_cvtpd2dq): Likewise.
16594 (*sse2_cvttpd2dq): Likewise.
16595 (sse2_pshuflw_1): Likewise.
16596 (sse2_pshufhw_1): Likewise.
16597 (sse4a_insertqi): Likewise.
16598 (sse4a_insertq): Likewise.
16599 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
16600 (ssse3_phadddv4si3): Likewise.
16601 (ssse3_phaddswv8hi3): Likewise.
16602 (ssse3_phsubwv8hi3): Likewise.
16603 (ssse3_phsubdv4si3): Likewise.
16604 (ssse3_phsubswv8hi3): Likewise.
16605 (ssse3_pmaddubswv8hi3): Likewise.
16606 (ssse3_pmulhrswv8hi3): Likewise.
16607 (ssse3_pshufbv16qi3): Likewise.
16608 (ssse3_psign<mode>3): Likewise.
16609 (ssse3_palignrti): Likewise.
16610 (abs<mode>2): Likewise.
16611 (ssse3_phaddwv4hi3): Set prefix_extra.
16612 (ssse3_phadddv2si3): Likewise.
16613 (ssse3_phaddswv4hi3): Likewise.
16614 (ssse3_phsubwv4hi3): Likewise.
16615 (ssse3_phsubdv2si3): Likewise.
16616 (ssse3_phsubswv4hi3): Likewise.
16617 (ssse3_pmaddubswv4hi3): Likewise.
16618 (ssse3_pmulhrswv4hi3): Likewise.
16619 (ssse3_pshufbv8qi3): Likewise.
16620 (ssse3_psign<mode>3): Likewise.
16621 (ssse3_palignrdi): Likewise.
16622 (abs<mode>2): Likewise.
16623 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
16624 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
16625 (sse2_pmovmskb): Set mode to SI instead of V2DF.
16627 2007-04-23 Nick Clifton <nickc@redhat.com>
16629 * params.def: Fix formatting of emacs local variables.
16631 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16633 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
16634 move if inter-unit move isn't allowed.
16635 Don't split moving the first element of V2DI to DI to inter-unit
16636 move if inter-unit move isn't allowed.
16638 2007-04-23 Richard Guenther <rguenther@suse.de>
16640 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
16641 and CDI_POST_DOMINATORS separately.
16643 2007-04-23 Nick Clifton <nickc@redhat.com>
16645 * c.opt (Wformat-contains-nul): Add warning attribute.
16647 2007-04-23 Jan Hubicka <jh@suse.cz>
16649 * function.c (init_function_start): Don't init line number info.
16650 (expand_function_end): Update.
16651 (reset_block_changes, record_block_change, finalize_block_changes,
16652 check_block_change, free_block_changes): Kill.
16653 * function.h (reset_block_changes, record_block_change,
16654 finalize_block_changes, check_block_change, free_block_changes):
16656 (struct function): Remove ib_boundaries_block.
16657 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16658 Use curr_insn_locator to initialize locator.
16659 (emit_line_note): Remove.
16660 * cfgexpand.c (expand_gimple_cond_expr): Update.
16661 (construct_exit_block): Likewise.
16662 (tree_expand_cfg): Initialize/finalize locators.
16663 * expr.c (expand_expr_real): Update.
16664 * cfglayout.c (line_locators_locs, line_locators_lines,
16665 file_locators_locs, file_locators_files): Remove.
16666 (set_block_levels): Move to cfgexpand.c.
16667 (insn_locators_initialize): Remove.
16668 (pass_insn_locators_initialize): Remove.
16669 (locations_locators_locs, locations_locators_vals): New static vars.
16670 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16672 (insn_locators_alloc, insn_locators_finalize,
16673 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16675 (locator_location): New.
16676 (locator_line, locator_file): Rewrite.
16677 * rtl.h (emit_line_note): Kill.
16678 (insn_locators_alloc, insn_locators_finalize,
16679 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16681 * tree-inline.c (initialize_cfun): Do not initialize
16682 ib_boundaries_block.
16683 * passes.c (pass_insn_locators_initialize): Remove.
16685 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16687 PR middle-end/31448
16688 * expr.c (reduce_to_bit_field_precision): Handle
16691 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
16693 PR tree-optimization/24659
16694 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
16695 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
16696 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
16697 * genopinit.c (optabs): Rename vec_pack_mod_optab
16698 to vec_pack_trunc_optab.
16699 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
16700 early for scalar floating point operands for NOP_EXPR.
16701 (vectorizable_type_promotion): Ditto.
16702 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
16703 vec_pack_trunc_optab.
16704 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
16706 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
16707 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
16708 Rename from VEC_PACK_MOD_EXPR.
16709 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
16710 * expr.c (expand_expr_real_1): Ditto.
16711 * tree-inline.c (estimate_num_insns_1): Ditto.
16712 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16714 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
16715 (vec_unpacks_lo_v4sf): Ditto.
16716 (vec_pack_trunc_v2df): Ditto.
16717 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
16718 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
16719 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
16721 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
16723 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
16725 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
16726 Rename from VEC_PACK_MOD_EXPR. This expression also represent
16727 packing of floating point operands.
16728 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
16729 represent unpacking of floating point operands.
16730 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
16731 [vec_unpacks_hi]: Ditto.
16732 [vec_unpacks_lo]: Ditto.
16734 2007-04-22 Jan Hubicka <jh@suse.cz>
16736 * final.c (rest_of_handle_final): Call
16737 targetm.asm_out.constructor/targetm.asm_out.destructor
16738 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
16739 proper priority via decl_*_priority_insert.
16740 * c-common.c (c_expand_body): Likewise.
16742 2007-04-22 Richard Guenther <rguenther@suse.de>
16744 PR tree-optimization/29789
16745 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
16746 (rewrite_reciprocal): New helper split out from
16747 determine_invariantness_stmt.
16748 (rewrite_bittest): Likewise.
16749 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
16750 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
16753 2007-04-22 Revital Eres <eres@il.ibm.com>
16755 * loop-unroll.c (var_to_expand): New field to support also
16756 insns of the form x = something + x.
16757 (analyze_insn_to_expand_var): Use it.
16758 (expand_var_during_unrolling): Likewise.
16760 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16762 * predict.c: Include pointer-set.h.
16763 (bb_predictions): New variable.
16764 (tree_predicted_by_p, tree_predict_edge,
16765 remove_predictions_associated_with_edge): Use bb_predictions map
16766 instead of bb->predictions.
16767 (clear_bb_predictions, assert_is_empty): New functions.
16768 (combine_predictions_for_bb): Use bb_predictions map. Call
16769 clear_bb_predictions.
16770 (tree_estimate_probability): Create and free bb_predictions map.
16771 * Makefile.in (predict.o): Add pointer-set.h dependency.
16772 * basic-block.h (struct basic_block_def): Remove predictions
16774 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
16776 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16779 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
16782 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16784 * timevar.c (timevar_print): Change reference of --disable-checking to
16785 --enable-checking=release. Also warn if assert checking is disabled.
16787 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16790 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
16791 decl as addressable if the compound literal was marked as
16793 Mark the decl as a gimple register if it is a complex or
16794 vector decl and does not live in memory.
16796 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16798 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
16799 (GENERIC_NEXT): New function macro.
16800 (PHI_CHAIN): Use phi_node's new chain variable.
16801 (tree_phi_node): Change tree_common to tree_base
16802 and add the chain field.
16803 * tree-phinodes.c (make_phi_node): Don't set
16804 TREE_TYPE on the new node.
16805 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
16806 instead of checking GIMPLE_TUPLE_P in chain_next.
16807 * tree-vect-transform.c
16808 (get_initial_def_for_induction): Look at
16809 PHI_RESULT_TREE for the type of the phi node.
16810 (update_vuses_to_preheader): Use PHI_CHAIN
16811 instead of TREE_CHAIN on the phi node.
16812 * tree-ssa-structalias.c (compute_points_to_sets):
16814 (ipa_pta_execute): Likewise.
16816 2007-04-21 Richard Guenther <rguenther@suse.de>
16818 PR middle-end/31136
16819 * fold-const.c (fold_unary): Call fold_convert_const on the
16822 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
16824 * gcse.c (store_killed_in_insn): Handle PARALLELs.
16825 (store_killed_in_pat): New.
16827 2007-04-20 Richard Henderson <rth@redhat.com>
16830 * config/i386/i386.c (type_has_variadic_args_p): Look for any
16831 TREE_LIST with a void_type_node value, not void_list_node exactly.
16833 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
16835 * doc/standards.texi: Re-arrange into language-specific
16836 subsections. Add a C++ section, documenting which standards we
16839 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16841 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
16842 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
16844 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
16846 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
16847 ecrti.o and crtbegin.o.
16848 (LIB_DEFAULT_SPEC): Include -lc.
16849 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
16851 2007-04-20 Richard Henderson <rth@redhat.com>
16854 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
16855 argument; update all callers.
16856 (get_unaligned_offset): New.
16857 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
16858 get_unaligned_address, just pass on the address directly.
16859 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
16860 the subreg in the helper patterns.
16861 (unaligned_extendqidi_le): Use get_unaligned_offset.
16862 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
16863 (unaligned_extendhidi_be): Likewise.
16864 (unaligned_extendhidi): Tidy.
16865 * config/alpha/alpha-protos.h: Update.
16867 2007-04-20 Richard Henderson <rth@redhat.com>
16869 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
16870 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
16871 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
16872 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16873 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16874 (CPP_SPEC): Don't include %(cpp_subtarget).
16875 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
16876 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16877 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
16879 2007-04-20 Jakub Jelinek <jakub@redhat.com>
16881 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
16882 for __builtin_ia32_cmpordss.
16884 PR tree-optimization/31632
16885 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
16886 and arg1 for optimizations of comparison against min/max values.
16887 Fold arg0 to arg1's type for optimizations of comparison against
16888 min+1 and max-1 values.
16890 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
16892 * reload.c (combine_reloads): When trying to use a dying register,
16893 check whether it's uninitialized and don't use if so.
16895 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
16897 * fold-const.c: Remove prototypes for native_encode_expr and
16898 native_interpret_expr.
16899 (native_encode_expr): Make non-static.
16900 (native_interpret_expr): Likewise.
16901 * tree.h: Add prototypes for the above.
16903 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16905 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
16906 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
16907 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
16908 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
16909 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
16910 Add length attributes.
16912 2007-04-19 Janis Johnson <janis187@us.ibm.com>
16914 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
16917 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
16918 __STDC_WANT_DEC_FP__.
16920 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16922 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
16923 for long double compatibility.
16924 * configure: Regenerate.
16926 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
16928 PR rtl-optimization/29841
16929 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
16931 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
16932 that may cause control flow transfer from being moved.
16934 2007-04-18 Jan Hubicka <jh@suse.cz>
16936 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
16939 2007-04-18 Eric Christopher <echristo@apple.com>
16941 * config/rs6000/darwin.md (load_macho_picbase): Use link register
16942 only. Update operands.
16943 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
16944 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
16945 link register to pic register.
16947 2007-04-18 Dirk Mueller <dmueller@suse.de>
16949 PR diagnostic/31227
16950 * tree-vrp.c (search_for_addr_array): New.
16951 (check_array_bounds): Suppress warning about
16952 address taken of array refs if its not de-referenced.
16954 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16956 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
16957 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
16959 * tree-vectorizer.h (NITERS_KNOWN_P): New.
16960 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
16961 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
16963 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
16965 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
16967 (vect_analyze_scalar_cycles): Fix indentation.
16968 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
16969 (vect_mark_relevant): Include phis in relevance analysis.
16971 * tree-vect-transform.c (vect_transform_loop): Add an assert.
16973 2007-04-18 Anatoly Sokolov <aesok@post.ru>
16975 * config/avr/avr.c (ptrreg_to_str): Replace error() with
16976 output_operand_lossage().
16978 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16980 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
16981 the unused code for reduction without adjust-in-epilog to simplify the
16984 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
16986 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
16987 (S390_TDC_NEGATIVE_ZERO): New constant.
16988 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
16989 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
16990 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
16991 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
16992 (S390_TDC_POSITIVE_INFINITY): New constant.
16993 (S390_TDC_NEGATIVE_INFINITY): New constant.
16994 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
16995 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
16996 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
16997 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
16998 (S390_TDC_INFINITY): New constant.
16999 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17000 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17001 optimization for UNSPEC_CCZ_TO_INT.
17002 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17003 ("*ccz_to_int"): New insn.
17004 ("isinf<mode>2"): New insn.
17005 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17006 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17007 (UNSPEC_CCZ_TO_INT): New constant.
17009 2007-04-18 Richard Guenther <rguenther@suse.de>
17011 PR tree-optimization/19431
17012 PR tree-optimization/21463
17013 * tree-pass.h (pass_phiprop): Declare.
17014 * passes.c (init_optimization_passes): New phiprop pass.
17015 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17016 (phivn_valid_p): New helper function.
17017 (phiprop_insert_phi): Likewise.
17018 (propagate_with_phi): Likewise.
17019 (tree_ssa_phiprop): New propagator propagating loads
17020 through phi nodes if profitable.
17022 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17024 * tree-vect-analyze.c (process_use): New function.
17025 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17026 Check phis in all bbs.
17027 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17030 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17032 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17035 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17038 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17041 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17043 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17045 (sse_vmmulv4sf3): Likewise.
17046 (sse2_vmaddv2df3): Likewise.
17047 (sse2_vmmulv2df3): Likewise.
17049 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17051 PR rtl-optimization/31360
17052 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17053 (target_reg_cost): New.
17054 (init_set_costs): Initialize target_reg_cost. Add comments
17055 regarding the rationale of the costs.
17056 (global_cost_for_size): Renamed to...
17057 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17058 of register pressure.
17059 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17060 estimate_reg_pressure_cost. Add number of ivs.
17061 (determine_set_costs): Dump target_reg_cost.
17062 * loop-invariant.c (gain_for_invariant): Use
17063 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17064 (best_gain_for_invariant, find_invariants_to_move): Remove
17066 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17067 (target_reg_cost): Declare.
17068 (global_cost_for_size): Declaration removed.
17069 (estimate_reg_pressure_cost): Declare.
17071 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17073 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17074 regnos into even/odd register pairs.
17075 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17076 TDmode similar to the other floating point modes.
17077 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17078 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17080 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17081 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17082 (movdd_hardfloat64): Use TARGET_MFPGPR.
17084 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17086 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17089 2005-01-05 Richard Henderson <rth@redhat.com>
17091 * reload1.c (do_input_reload): Restrict the optimization deleteing
17092 a previous output reload to RELOAD_FOR_INPUT.
17094 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17096 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17097 induc_vec_info_type.
17098 (vectorizable_induction): New function declaration.
17099 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17100 check if already vectorized. Find first place in BB where new stmts
17101 can be inserted. Takes only one argument.
17102 (vectorizable_induction): New function.
17103 (vect_transform_stmt): Add case for induc_vec_info_type to call
17104 vectorizable_induction.
17105 (vect_transform_loop): Consider phis for vectorization.
17106 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17108 (analyze_operations): Call vectorizable_induction when analyzing phis.
17110 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17111 (vect_mark_relevant): Include phis in relevance analysis.
17112 (vect_mark_stmts_to_be_vectorize): Likewise.
17113 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17115 2007-04-16 Lawrence Crowl <crowl@google.com>
17117 * doc/invoke.texi (Debugging Options): Add documentation for the
17118 -femit-struct-debug options -femit-struct-debug-baseonly,
17119 -femit-struct-debug-reduced, and
17120 -femit-struct-debug-detailed[=...].
17122 * c-opts.c (c_common_handle_option): Add
17123 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17124 and OPT_femit_struct_debug_detailed_.
17125 * c.opt: Add specifications for
17126 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17127 and -femit-struct-debug-detailed[=...].
17128 * opts.c (set_struct_debug_option): Parse the
17129 -femit-struct-debug-... options.
17130 * opts.c (matches_main_base, main_input_basename,
17131 main_input_baselength, base_of_path, matches_main_base): Add
17132 variables and functions to compare header base name to compilation
17134 * opts.c (should_emit_struct_debug): Add to determine to emit a
17135 structure based on the option.
17136 (dump_struct_debug) Also disabled function to debug this
17138 * opts.c (handle_options): Save the base name of the
17141 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17142 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17143 This hook indicates if a type is generic. Set it by default
17144 to "never generic".
17145 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17146 to determine if a struct type is generic or not.
17147 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17148 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17149 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17150 with live C++ hook.
17152 * flags.h (enum debug_info_usage): Add an enumeration to describe
17153 a program's use of a structure type.
17154 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17155 to indicate the program's usage of the type. Filter structs based
17156 on the -femit-struct-debug-... specification.
17157 (gen_type_die): Split into two routines, gen_type_die and
17158 gen_type_die_with_usage. gen_type_die is now a wrapper
17159 that assumes direct usage.
17160 (gen_type_die_with_usage): Replace calls to gen_type_die
17161 with gen_type_die_with_usage adding the program usage of
17162 the referenced type.
17163 (dwarf2out_imported_module_or_decl): Suppress struct debug
17164 information using should_emit_struct_debug when appropriate.
17166 2007-04-16 Ian Lance Taylor <iant@google.com>
17168 PR tree-optimization/31522
17169 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17170 (vrp_initialize): Allocate vr_phi_edge_counts.
17171 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17172 executable edge. Drop test for all constants.
17173 (vrp_finalize): Free vrp_phi_edge_counts.
17175 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17176 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17178 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17179 predecessors at head rather than tail.
17181 2007-04-16 Matthias Klose <doko@debian.org>
17183 * config/alpha/linux.h (CPP_SPEC): Define.
17184 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17186 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17188 * function.h: Remove sequence_stack extern declaration.
17190 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17192 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17194 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17197 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17199 * config/avr/avr.c (avr_arch_types): Rearranging array.
17200 (enum avr_arch): Add.
17201 (avr_mcu_types): Use avr_arch enumeration constants instead of
17203 * config/avr/avr.h (LINK_SPEC): Simplify.
17205 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17207 * config/m68k/m68k.c (m68k_libcall_value,
17208 m68k_function_value): Use macros for register names more.
17210 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17212 (M68K_REGNAME): Use A6_REG.
17213 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17215 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17217 PR middle-end/28071
17218 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17219 'pending_read_list_length' and 'pending_write_list_length'. Update
17221 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17222 to handle two length counters instead of one. Update all uses.
17223 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17224 two length counters instead of one.
17225 * sched-rgn.c (propagate_deps): Update to handle two length counters
17228 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17231 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17232 copy of source, pass it to ix86_expand_vector_set and return
17235 2007-04-16 David Ung <davidu@mips.com>
17236 Joseph Myers <joseph@codesourcery.com>
17238 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17239 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17240 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17241 Add 74K processor information.
17242 * config/mips/mips.md: Include 74k.md.
17243 (cpu): Add 74kc,74kf,74kx.
17244 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17245 * config/mips/74k.md: New.
17246 * doc/invoke.texi (MIPS Options): Document 74K support.
17248 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17250 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17251 vectorizable_* functions.
17252 * tree-vect-transform.c (vectorizable_call): Add check for
17253 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17254 (vectorizable_store): likewise.
17255 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17257 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17258 (vectorizable_type_promotion, vectorizable_load): Likewise.
17259 (vectorizable_live_operation, vectorizable_condition): Likewise.
17260 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17262 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17264 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17266 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17267 register numbers more.
17268 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17269 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17270 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17271 FUNCTION_VALUE_REGNO_P): Likewise.
17272 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17273 STATIC_CHAIN_REGNUM): Likewise.
17274 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17275 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17276 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17277 * config/m68k/m68k.md (FP_REG): New.
17279 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17281 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17284 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17286 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17287 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17290 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17292 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17295 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17298 * c-decl.c (finish_decl): Grab the type of the decl after the call
17299 to store_init_value.
17301 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17303 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17305 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17308 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17309 dominators, post dominators and cleanup cfg before returning.
17311 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17313 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17314 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17316 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17318 * config.gcc: Recognize fido.
17319 * config/m68k/m68k-devices.def (fidoa): New.
17320 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17322 (FL_FIDOA, TARGET_FIDOA): New.
17323 * config/m68k/m68k.opt (mfidoa): New.
17325 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17327 PR middle-end/31322
17328 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17329 when a personality function is used.
17331 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17333 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17335 2007-04-13 Mike Stump <mrs@apple.com>
17337 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17339 * config/darwin.opt (fapple-kext): Make C++ only.
17340 * config/darwin.c (darwin_override_options): Remove code to ensure
17341 -fapple-kext is given for C++ only.
17343 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17345 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17346 * config/mips/mips.c (override_options): Call
17347 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17349 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17351 * config/i386/i386.opt (msvr3-shlib): Removed.
17353 * doc/invoke.texi: Remove -msvr3-shlib.
17355 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17357 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17358 with "popcnt" instruction.
17360 2007-04-13 Richard Guenther <rguenther@suse.de>
17362 PR tree-optimization/21258
17363 * tree-vrp.c (compare_case_labels): New helper.
17364 (find_switch_asserts): New function.
17365 (find_assert_locations): Call it for SWITCH_EXPRs.
17367 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17369 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17370 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17371 check is now implied in X87_FLOAT_MODE_P.
17372 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17373 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17374 (fix_trunc<mode>_i386_fisttp): Ditto.
17375 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17376 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17377 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17378 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17379 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17380 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17381 (unnamed_splitters): Ditto.
17382 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17383 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17384 FIRST_SSE_REG for local functions when SSE math is enabled or
17385 for functions with sseregparm attribute.
17386 (standard_80387_constant_p): Return -1 if mode is not
17388 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17389 (ix86_expand_compare): Ditto.
17390 (ix86_expand_carry_flag_compare): Ditto.
17391 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17392 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17393 DECIMAL_FLOAT_MODE_P.
17394 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17395 of SCALAR_FLOAT_MODE_P.
17396 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17397 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17398 checks before FLOAT_MODE_P.
17399 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17400 before FLOAT_MODE_P.
17405 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17407 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17408 Charles Wilson <libtool@cwilson.fastmail.fm>
17410 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17411 (libgcc.mvars): Don't depend on them.
17412 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17413 * exec-tool.in: New.
17415 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17417 * doc/invoke.text (--help): Document --help=common.
17419 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17421 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17423 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17425 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17426 * genemit.c (main): Emit #include "integrate.h".
17427 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17428 (LOADGP_RTP): New mips_loadgp_style.
17429 * config/mips/mips.h: Include config/vxworks-dummy.h.
17430 (TARGET_RTP_PIC): New macro.
17431 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17432 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17433 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17434 for TARGET_RTP_PIC.
17435 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17436 -mvxworks-pic when using -mrtp and a PIC option.
17437 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17439 (mips_symbolic_constant_p, mips_symbolic_address_p)
17440 (mips_symbol_insns): Handle SYMBOL_HALF.
17441 (override_options): Warn about -G and -mrtp being used together.
17442 Initialize mips_lo_relocs[SYMBOL_HALF].
17443 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17444 (mips_emit_loadgp): Handle LOADGP_RTP.
17445 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17446 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17447 (tablejump): Handle function-relative case table entries if
17449 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17451 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17453 * config/mips/mips.md (load_call<mode>): Allow any general register.
17455 (sibcall_value_internal, sibcall_value_multiple_internal)
17456 (call_value_internal, call_value_split, call_value_multiple_internal)
17457 (call_value_multiple_split): Remove constraints from operand 0.
17459 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17461 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17462 rather than loadgp_noshared.
17463 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17464 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17466 * config/mips/mips.md (loadgp): Rename to...
17467 (loadgp_newabi): ...this.
17468 (loadgp_noshared): Rename to...
17469 (loadgp_absolute): ...this.
17471 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17473 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17474 false for locally-binding symbols.
17475 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17477 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17479 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17480 (SYMBOL_GOT_PAGE_OFST): ...this.
17481 (SYMBOL_GOT_GLOBAL): Rename to...
17482 (SYMBOL_GOT_DISP): ...this.
17483 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17484 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17485 * config/mips/mips.c (mips_global_symbol_p): New function.
17486 (mips_symbol_binds_local_p): Likewise.
17487 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17488 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17489 mips_global_symbol_p and mips_symbol_binds_local_p.
17490 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17491 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17492 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17493 SYMBOL_GOTOFF_DISP.
17494 (mips_ok_for_lazy_binding_p): New function.
17495 (mips_load_call_address, mips_expand_call): Use it.
17496 (mips_dangerous_for_la25_p): Likewise.
17497 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17498 (*got_disp<mode>): Use got_disp_operand instead of
17499 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17500 SYMBOL_GOTOFF_GLOBAL.
17501 (*got_page<mode>): Use got_page_ofst_operand instead of
17503 * config/mips/predicates.md (const_call_insn_operand): Use
17504 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17505 (global_got_operand): Rename to...
17506 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17508 (local_got_operand): Rename to...
17509 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17510 of SYMBOL_GOT_LOCAL.
17512 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17514 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17515 TARGET_CALL_CLOBBERED_GP.
17516 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17517 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17518 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17519 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17520 of TARGET_ABICALLS && !TARGET_NEWABI.
17521 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17522 * config/mips/mips.c (mips_load_call_address): Check
17523 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17524 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17525 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17526 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17527 TARGET_ABICALLS && TARGET_NEWABI.
17528 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17530 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17531 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17532 TARGET_ABICALLS && TARGET_NEWABI.
17533 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17534 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17535 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17536 whether indirect calls must use $25.
17537 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17539 * config/mips/mips.md (jal_macro): Check flag_pic and
17540 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17541 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17542 instead of TARGET_ABICALLS.
17543 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17544 TARGET_ABICALLS && TARGET_OLDABI.
17545 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17546 (sibcall): In the comment above the define_insn, mention
17547 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17548 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
17549 instead of TARGET_ABICALLS.
17551 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
17553 * doc/md.texi (Blackfin family constraints): Document PA and PB.
17554 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
17555 (MACFLAGS_MATCH_P): New macro.
17556 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
17557 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
17558 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
17559 the other MACFLAG constants.
17560 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
17561 (flag_machi): Tighten constraints. Renumber some of the operands.
17562 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
17564 (flag_machi_parts_acconly): New pattern.
17565 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17567 (flag_macinit1hi): Tighten constraints.
17568 (flag_mul_macv2hi_parts_acconly): New pattern.
17570 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
17571 Use a more efficient implementation.
17572 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
17573 inline sequences when not optimizing for size.
17575 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
17576 movhi_high2low): Delete, merge functionality into...
17577 (packv2hi): ... this pattern.
17579 2007-02-11 Jie Zhang <jie.zhang@analog.com>
17580 * config/bfin/bfin.opt (msim): New option.
17581 (mcpu=): New option.
17582 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
17583 (bfin_cpu_t): Typedef of enum bfin_cpu.
17584 (bfin_cpu_type): New declaration.
17585 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
17586 -msim and -mcpu= options.
17587 (LIB_SPEC): Likewise.
17588 * config/bfin/bfin.c (bfin_cpu_type): Define.
17589 (bfin_handle_option): Handle -mcpu= option.
17590 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
17591 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
17592 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
17594 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17596 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
17597 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
17598 (powerpc-wrs-vxworksae): Use ${tm_file}.
17599 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
17600 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
17601 * config/i386/vx-common.h: New file.
17603 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17605 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
17608 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
17610 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
17613 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
17617 * c-common.c (c_build_qualified_type): Set canonical type
17620 2007-04-12 Richard Guenther <rguenther@suse.de>
17622 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
17623 lower bound and element size if lower bound is not zero
17624 or either of the ARRAY_REF operands is set.
17626 2007-04-12 Richard Guenther <rguenther@suse.de>
17628 PR tree-optimization/24689
17629 PR tree-optimization/31307
17630 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
17632 * gimplify.c (canonicalize_addr_expr): To be consistent with
17633 gimplify_compound_lval only set operands two and three of
17634 ARRAY_REFs if they are not gimple_min_invariant. This makes
17635 it never at this place.
17636 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
17638 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17640 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
17641 null before emitting a .nsubspa directive.
17643 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17645 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
17646 need_to_partition_p if there are no memory statements in the
17649 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17651 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
17652 (gcd_of_steps_may_divide_p): New function.
17653 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
17655 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17657 * reload.c (find_reloads_toplev, find_reloads_address,
17658 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
17659 not a pointer equality test, to decide if we need to call
17660 push_reg_equiv_alt_mem.
17662 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
17664 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
17665 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
17667 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
17669 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17671 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
17672 vector to be positive.
17674 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17678 * doc/invoke.texi: Document --params max-aliased-vops and
17680 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
17681 debug_memory_partitions): Move to tree-flow.h
17682 * params.h (AVG_ALIASED_VOPS): Define.
17683 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
17685 (mp_info_t): Likewise.
17686 (get_mem_sym_stats_for): New.
17687 (set_memory_partition): Move from tree-flow-inline.h.
17688 (mark_non_addressable): Only clear the set of symbols for the
17689 partition if it exists.
17690 (dump_memory_partitions): Move from tree-ssa-operands.c
17691 (debug_memory_partitions): Likewise.
17692 (need_to_partition_p): New.
17693 (dump_mem_ref_stats): New.
17694 (debug_mem_ref_stats): New.
17695 (dump_mem_sym_stats): New.
17696 (debug_mem_sym_stats): New.
17697 (update_mem_sym_stats_from_stmt): New.
17698 (compare_mp_info_entries): New.
17699 (mp_info_cmp): Call it.
17700 (sort_mp_info): Change argument to a list of mem_sym_stats_t
17702 (get_mpt_for): Move from tree-ssa-operands.c.
17703 (find_partition_for): New.
17704 (create_partition_for): Remove.
17705 (estimate_vop_reduction): New.
17706 (update_reference_counts): New.
17707 (build_mp_info): New.
17708 (compute_memory_partitions): Refactor.
17709 Document new heuristic.
17710 Call build_mp_info, update_reference_counts,
17711 find_partition_for and estimate_vop_reduction.
17712 (compute_may_aliases): Populate virtual operands before
17713 calling debugging dumps.
17714 (delete_mem_sym_stats): New.
17715 (delete_mem_ref_stats): New.
17716 (init_mem_ref_stats): New.
17717 (init_alias_info): Call it.
17718 (maybe_create_global_var): Remove alias_info argument.
17719 Get number of call sites and number of pure/const call sites
17720 from gimple_mem_ref_stats().
17721 (dump_alias_info): Call dump_memory_partitions first.
17722 (dump_points_to_info_for): Show how many times a pointer has
17724 * opts.c (decode_options): For -O2 set --param
17725 max-aliased-vops to 500.
17726 For -O3 set --param max-aliased-vops to 1000 and --param
17727 avg-aliased-vops to 3.
17728 * fortran/options.c (gfc_init_options): Remove assignment to
17730 * tree-flow-inline.h (gimple_mem_ref_stats): New.
17731 * tree-dfa.c (dump_variable): Dump memory reference
17733 Dump NO_ALIAS* settings.
17734 (referenced_var_lookup): Tidy.
17735 (mem_sym_stats): New.
17736 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
17737 and ORIG are different SSA names for a memory partition.
17738 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
17739 * tree-flow.h (struct mem_sym_stats_d): Define.
17740 (mem_sym_stats_t): Define.
17741 (struct mem_ref_stats_d): Define.
17742 (struct gimple_df): Add field mem_ref_stats.
17743 (enum noalias_state): Define.
17744 (struct var_ann_d): Add bitfield noalias_state.
17745 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
17746 debug_mem_ref_stats, debug_memory_partitions,
17747 debug_mem_sym_stats): Declare.
17748 * tree-ssa-structalias.c (update_alias_info): Update call
17749 sites, pure/const call sites and asm sites in structure
17750 returned by gimple_mem_ref_stats.
17751 Remove local variable IS_POTENTIAL_DEREF.
17752 Increase NUM_DEREFS if the memory expression is a potential
17754 Call update_mem_sym_stats_from_stmt.
17755 If the memory references memory, call
17756 update_mem_sym_stats_from_stmt for all the direct memory
17757 symbol references found.
17758 (intra_create_variable_infos): Set noalias_state field for
17759 pointer arguments according to the value of
17760 flag_argument_noalias.
17761 * tree-ssa-structalias.h (struct alias_info): Remove fields
17762 num_calls_found and num_pure_const_calls_found.
17763 (update_mem_sym_stats_from_stmt): Declare.
17764 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
17765 Set default value to 100.
17766 (PARAM_AVG_ALIASED_VOPS): Define.
17768 2007-04-11 Richard Guenther <rguenther@suse.de>
17770 PR middle-end/31530
17771 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
17772 a * -b + c as c - a * b if we honor sign dependent rounding.
17774 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17776 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
17777 bfin_expand_strmov.
17778 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
17779 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
17781 (initialize_trampoline): Don't use old-style function definition.
17782 (bfin_secondary_reload): Mark IN_P argument as unused.
17784 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
17786 PR tree-optimization/31343
17787 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
17788 (build_polynomial_chrec): Return a scalar when the evolution is zero.
17789 * testsuite/gcc.dg/vect/pr31343.c: New.
17791 2007-04-10 Eric Christopher <echristo@apple.com>
17793 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
17794 * config/i386/i386.md (*cmpfp0): Use.
17795 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17796 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17797 (fix_trunc<mode>_i386_fisttp): Ditto.
17798 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17799 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17800 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17801 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17802 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17803 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17804 (unnamed_splitters): Ditto.
17805 * config/i386/i386.c (output_fix_trunc): Assert that
17806 we're not being passed a TFmode operand.
17808 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
17810 PR tree-optimization/31526
17811 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
17812 n_basic_blocks to find newly added blocks.
17814 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
17816 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
17818 (fix_trunc<mode>si_sse): Ditto.
17819 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
17820 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
17821 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
17822 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
17823 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
17824 expander using SSEMODEF mode macro.
17825 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
17826 expander using SSEMODEF mode macro.
17827 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
17828 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
17829 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
17830 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
17831 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
17832 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
17833 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
17834 Macroize insn using X87MODEF mode macro.
17836 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
17838 * config/i386/sse.md (sse2_pinsrw): Removed.
17839 (sse2_pextrw): Renamed to ...
17840 (*sse2_pextrw): This.
17842 2007-04-09 Jan Hubicka <jh@suse.cz>
17845 * config/i386/sse.md
17846 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
17847 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
17848 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
17849 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
17851 2007-04-09 Jan Hubicka <jh@suse.cz>
17853 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
17854 multiple fields of union.
17856 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
17858 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
17859 (create_preheaders): Check that loops are available.
17860 (fix_loop_structure): Clean up, improve comments.
17861 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
17862 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
17864 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
17865 * predict.c (tree_estimate_probability): Do not call
17866 calculate_dominance_info. Call create_preheaders.
17867 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
17868 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
17870 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
17871 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
17872 * tree-cfg.c (tree_split_edge): Make an assert more precise.
17873 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
17876 2007-04-08 Jan Hubicka <jh@suse.cz>
17878 * tree.h (maybe_fold_offset_to_component_ref): Declare.
17879 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
17880 * fold-const.c (fold_unary): Use it.
17882 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17884 * varasm.c (assemble_variable): Remove call to
17885 lang_hooks.decls.prepare_assemble_variable.
17886 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
17887 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
17888 * langhooks.h (lang_hooks_for_decls): Remove
17889 prepare_assemble_variable.
17891 2007-04-08 Mike Stump <mrs@apple.com>
17893 * config/i386/i386.c: Use inc/dec on Core2.
17895 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
17897 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
17898 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17899 lhd_tree_inlining_end_inlining): Remove.
17900 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
17901 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
17902 end_inlining hooks.
17903 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
17904 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17905 lhd_tree_inlining_end_inlining): Remove prototypes.
17906 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
17907 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17908 LANG_HOOKS_TREE_INLINING_START_INLINING,
17909 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
17911 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
17914 2007-04-08 Anatoly Sokolov <aesok@post.ru>
17917 * config/avr/predicates.md (io_address_operand): Delete predicate.
17918 (low_io_address_operand): Don't use 'mode' argument.
17919 (higth_io_address_operand): Rename ...
17920 (high_io_address_operand): ... to this. Don't use 'mode' argument.
17921 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
17924 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
17926 Revert change removing staticp.
17928 2007-04-07 Anatoly Sokolov <aesok@post.ru>
17931 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
17934 2007-04-07 Bruce Korb <bkorb@gnu.org>
17936 * c.opt: Add -Wformat-contains-nul.
17937 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
17939 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
17940 the NUL byte warning.
17942 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
17944 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
17946 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17948 * tree.c (staticp): No longer use staticp langhook.
17949 * langhooks.c (lhd_staticp): Removed.
17950 * langhooks.h (struct lang_hooks): Remove staticp.
17951 * c-common.c (c_staticp): Remove.
17952 * c-common.h (c_staticp): Ditto.
17953 * langhooks-defs.h (lhd_staticp): Ditto.
17954 (LHD_HOOKS_STATICP): Ditto
17955 * tree.h (gcc_assert_lowered): New macro.
17957 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
17959 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
17960 argument "reliable".
17961 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
17962 Add argument "reliable". Propagate it through calls.
17963 (infer_loop_bounds_from_undefined): Derive number of iterations
17964 estimates from references in blocks that do not dominate loop latch.
17965 (gcov_type_to_double_int): New function.
17966 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
17967 and expected_loop_iterations_unbounded.
17968 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
17969 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
17970 * tree-data-ref.c (estimated_loop_iterations): Export.
17971 (get_references_in_stmt): Fix -- do not return addresses of local
17973 * cfgloop.h (expected_loop_iterations_unbounded,
17974 estimated_loop_iterations): Declare.
17976 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17978 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17980 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17982 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
17983 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
17984 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
17985 Use output_387_reg_move().
17986 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
17987 expander using X87MODEF12 mode macro.
17988 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
17989 choosing register preferences. Use output_387_reg_move().
17990 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
17991 instead of "x". Use output_387_reg_move().
17992 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
17993 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
17994 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
17995 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
17996 Use output_387_reg_move().
17997 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
17999 (*truncxf?f_i387 splitter): Ditto.
18001 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18003 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18004 LANG_HOOKS_SAFE_FROM_P.
18005 * expr.c (safe_from_p): Remove langhook call.
18006 * langhooks.h (lang_hooks): Remove safe_from_p.
18007 (lhd_safe_from_p): Remove prototype.
18008 * langhooks.c (lhd_safe_from_p): Remove.
18010 2007-04-06 Jan Hubicka <jh@suse.cz>
18012 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18015 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18017 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18018 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18019 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18020 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18022 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18023 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18025 2007-04-05 Richard Henderson <rth@redhat.com>
18027 * config/alpha/alpha.c (print_operand) [+]: Remove.
18028 (alpha_end_function): Print nop if call at end of function.
18029 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18030 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18031 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18032 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18033 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18034 the call pattern. Update peepholes to match.
18036 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18038 * doc/extend.texi (Other Builtins): Add decimal float variants
18040 * builtins.def: Ditto.
18041 * builtins.c (expand_builtin): Ditto.
18043 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18044 H.J. Lu <hongjiu.lu@intel.com>
18047 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18048 of V8HImode when calling ix86_binary_operator_ok.
18049 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18050 (sdot_prodv8hi): Operands 1 and 2 must be register.
18052 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18054 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18055 initialize align to silence bogus warning.
18057 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18059 PR middle-end/22156
18060 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18062 (struct sra_walk_fns): Remove use_all parameter from use.
18063 (sra_hash_tree): Handle BIT_FIELD_REFs.
18064 (sra_elt_hash): Don't hash bitfld blocks.
18065 (sra_elt_eq): Skip them in parent compares as well. Handle
18067 (sra_walk_expr): Don't maintain or pass down use_all_p.
18068 (scan_use): Remove use_all parameter.
18069 (scalarize_use): Likewise. Re-expand assignment to
18070 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18071 output, and re-scalarize after output. Don't mark anything
18073 (scalarize_ldst): Adjust.
18074 (scalarize_walk_gimple_modify_statement): Likewise.
18075 (build_element_name_1): Handle BIT_FIELD_REFs.
18076 (instantiate_element): Don't warn for any element whose parent
18077 is used as a whole.
18078 (instantiate_missing_elements_1): Return the sra_elt.
18079 (canon_type_for_field): New.
18080 (try_instantiate_multiple_fields): New.
18081 (instantiate_missing_elemnts): Use them.
18082 (mark_no_warning): Removed.
18083 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18084 (REPLDUP, sra_build_elt_assignment): New.
18085 (generate_copy_inout): Use them.
18086 (generate_element_copy): Likewise. Handle bitfld differences.
18087 (generate_element_zero): Don't recurse for blocks. Use
18088 sra_build_elt_assignment.
18089 (generate_one_element_int): Take elt instead of var. Use
18090 sra_build_elt_assignment.
18091 (generate_element_init_1): Adjust.
18092 (scalarize_use, scalarize_copy): Use REPLDUP.
18093 (scalarize_ldst): Move assert before dereference.
18094 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18096 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18098 * regmove.c: Fix unused variable warnings due to previous commit.
18100 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18102 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18103 (regmove_bb_head): Remove.
18104 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18105 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18106 problems with fixup_match_1.
18107 Don't initialize/free regmove_bb_head.
18109 (reg_is_remote_constant_p): If an insn is in the same basic block
18110 but not before INSN, consider it remote, too.
18112 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18115 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18116 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18118 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18120 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18121 (CONDITIONAL_REGISTER_USAGE): Likewise.
18123 2007-04-04 Richard Henderson <rth@redhat.com>
18125 * config/alpha/lib1funcs.asm: Remove unused file.
18127 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18130 * opts.c (print_specific_help): Fix --help=<language>
18132 (common_handle_option): Support --help=common.
18134 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18137 * gcc.c (main): Do not run the linker if
18138 print_subprocess_help indicates that it shouldn't be
18141 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18144 * doc/invoke.texi (--help=): Document <languages> value, fix
18145 formatting in tables of values.
18147 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18149 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18150 dllimport attribute of virtual methods.
18152 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18154 * config/score/crti.asm: Change _bss_start to __bss_start.
18155 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18156 (OUTGOING_REG_PARM_STACK_SPACE) update.
18157 * config/score/score.opt: add options to make backend support
18158 score5, score5u, score7 and score7d.
18159 * config/score/score.md: Likewise.
18160 * config/score/misc.md: Likewise.
18161 * config/score/mac.md: Likewise.
18162 * doc/invoke.texi: Likewise.
18163 * doc/md.texi: update constraints define.
18165 2007-04-03 Richard Henderson <rth@redhat.com>
18167 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18168 an appropriate type, use the mode instead.
18170 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18172 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18173 Set the default --with-arch setting to mips2.
18174 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18175 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18176 (MULTILIB_OSDIRNAMES): Delete.
18177 (MULTILIB_DIRNAMES): Define.
18178 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18179 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18180 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18181 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18182 VXWORKS_OS_CPP_BUILTINS.
18183 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18184 (MIPS_DEBUGGING_INFO): Undefine.
18185 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18187 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18189 PR middle-end/30704
18190 * fold-const.c (native_encode_real): Encode real.c provided longs
18191 as a series of 32-bit native integers.
18192 (native_interpret_real): Interpret buffer as a series of 32-bit
18195 2007-04-03 Richard Guenther <rguenther@suse.de>
18197 * genpreds.c (write_insn_constraint_len): Write function
18198 optimized for CONSTRAINT_LEN implementation.
18199 (write_tm_preds_h): Output insn_constraint_len inline and
18200 use it for CONSTRAINT_LEN.
18201 (write_insn_preds_c): Don't output insn_constraint_len.
18202 * doc/md.texi (define_register_constraint): Document multi-letter
18203 constraints shall have the same length if they start with the same
18206 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18209 * config/i386/i386.md (isinf<mode>2): Expand only when
18210 TARGET_C99_FUNCTIONS is set.
18212 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18214 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18215 (x86_64-*-linux*): Ditto.
18216 * config/i386/i386.opt (mpc): New option.
18217 * config/i386/i386.c (overrride_options): Handle
18218 ix87_precision_string.
18219 * config/i386/crtprec.c: New file.
18220 * config/i386/t-crtpc: Ditto.
18221 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18222 and -mpc80 options.
18223 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18224 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18225 crtprec32.o, crtprec64.o and crtprec80.o.
18227 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18228 and -mpc80 options.
18229 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18231 2007-04-02 Eric Christopher <echristo@apple.com>
18233 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18234 limitations on darwin.
18236 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18239 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18241 2007-04-02 Dave Korn <dave.korn@artimi.com>
18243 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18245 2007-04-02 Dave Korn <dave.korn@artimi.com>
18247 * libgcc2.h (exception_descriptor): Don't forward-declare.
18248 (__get_eh_table_language, __get_eh_table_version): Delete
18249 prototypes of long-dead functions.
18251 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18253 * ebitmap.h: New file
18254 * ebitmap.c: New file
18255 * Makefile.in (ebitmap.o): New target.
18257 2007-04-01 Jan Hubicka <jh@suse.cz>
18259 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18260 before very first instruction.
18262 2007-04-01 Jan Hubicka <jh@suse.cz>
18264 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18265 waring on 64bit hosts.
18266 * bitmap.h: Fix typo in bitmap_head_def.
18268 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18270 PR rtl-optimization/31391
18271 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18272 into a DELETED_LABEL note, and the label is in an empty basic
18273 block, update BB_END as well as BB_HEAD.
18275 2007-04-01 Richard Henderson <rth@redhat.com>
18277 PR tree-optimization/31169
18278 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18279 to varying if the range is outside [0, prec-1].
18281 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18284 * config/mips/mips.md (load_const_gp): New insn.
18285 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18286 the MIPS16 GP pseudo register if no_new_pseudos.
18287 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18289 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18292 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18294 (call_value): Likewise.
18296 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18297 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18300 * doc/invoke.texi: (optimization options): Reword description
18301 of -ffast-math. Document its primary purpose.
18303 2007-03-31 Richard Guenther <rguenther@suse.de>
18305 * omp-low.c (splay-tree.h): Include.
18306 (lookup_decl): Replace splay-tree usage by pointer-map.
18307 (maybe_lookup_decl): Likewise.
18308 (new_omp_context): Likewise.
18309 (delete_omp_context): Likewise.
18310 * gimplify.c (splay-tree.h): Include.
18311 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18313 (remap_ssa_name): Likewise.
18314 (remap_decl): Likewise.
18315 (remap_type_1): Likewise.
18316 (remap_type): Likewise.
18317 (copy_body_r): Likewise.
18318 (expand_call_inline): Likewise.
18319 (clone_body): Likewise.
18320 (copy_tree_r): Likewise.
18321 (remap_save_expr): Likewise.
18322 (unsave_r): Likewise.
18323 (unsave_expr_now): Likewise.
18324 (tree_function_versioning): Likewise.
18325 (build_duplicate_type): Likewise.
18326 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18327 (struct copy_body_data): Replace splay-tree by pointer-map.
18328 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18329 not $(SPLAY_TREE_H).
18330 (gimplify.o): Depend on $(SPLAY_TREE_H).
18331 (omp-low.p): Likewise.
18333 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18335 * config/avr/predicates.md (even_register_operand,
18336 odd_register_operand): New predicates.
18337 * config/avr/avr.md (movw peephole2): New.
18338 (movw_r peephole2): New.
18340 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18342 * tree.h (get_signed_or_unsigned_type): New.
18343 * fold-const.c (operand_equal_for_comparison_p): Use
18344 get_signed_or_unsigned_type instead of
18345 lang_hooks.types.signed_or_unsigned_type.
18346 * expr.c (store_expr): Ditto.
18347 * langhooks.c (get_signed_or_unsigned_type): New.
18348 (lhd_signed_or_unsigned_type): New.
18349 * langhooks.h (lhd_signed_or_unsigned_type): New.
18350 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18352 2007-03-30 Richard Henderson <rth@redhat.com>
18354 * tree-ssa-loop-ivopts.c: Include target.h.
18355 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18356 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18357 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18358 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18360 2007-03-30 Richard Henderson <rth@redhat.com>
18361 Kai Tietz <kai.tietz@onevision.com>
18363 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18364 default for 64-bit.
18365 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18366 (TARGET_64BIT_MS_ABI): New.
18367 (DBX_REGISTER_NUMBER): Handle 64-bit.
18368 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18369 (LONG_TYPE_SIZE): Force to 32.
18370 (REG_PARM_STACK_SPACE): New.
18371 (OUTGOING_REG_PARM_STACK_SPACE): New.
18372 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18373 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18374 (STACK_BOUNDARY): Use 128 for 64-bit.
18375 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18376 Add 64-bit implementation.
18377 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18379 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18380 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18381 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18382 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18383 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18384 TARGET_64BIT_MS_ABI.
18385 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18386 (ix86_pass_by_reference): Likewise.
18387 (ix86_function_value_regno_p): Likewise.
18388 (ix86_build_builtin_va_list): Likewise.
18389 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18390 (function_arg_advance_ms_64): New.
18391 (function_arg_advance): Call it.
18392 (function_arg_ms_64): New.
18393 (function_arg): Call it.
18394 (function_value_ms_64): New.
18395 (ix86_function_value_1): Call it.
18396 (return_in_memory_ms_64): New.
18397 (ix86_return_in_memory): Call it.
18398 (setup_incoming_varargs_ms_64): New.
18399 (ix86_setup_incoming_varargs): Call it.
18400 (ix86_expand_prologue): Handle 64-bit stack probing.
18401 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18402 (output_pic_addr_const): Likewise.
18403 (x86_this_parameter): Likewise.
18404 (x86_output_mi_thunk): Likewise.
18405 (x86_function_profiler): Likewise.
18406 (TARGET_STRICT_ARGUMENT_NAMING): New.
18407 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18408 (TARGET_64BIT_MS_ABI): New.
18409 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18410 * config/i386/i386.md (allocate_stack_worker): Remove.
18411 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18412 describe the clobber of eax without a match_scratch.
18413 (allocate_stack_worker_postreload): Remove.
18414 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18415 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18416 (allocate_stack_worker_rex64_postreload): Remove.
18417 (allocate_stack): Handle 64-bit.
18418 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18419 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18420 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18421 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18422 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18423 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18424 * config.build (x86_64-*-mingw*): New host.
18425 * config.host (x86_64-*-mingw*): New host.
18426 * config.gcc (x86_64-*-mingw*): New target.
18427 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18429 2007-03-30 Richard Henderson <rth@redhat.com>
18430 Kai Tietz <kai.tietz@onevision.com>
18432 * c-pragma.c (struct def_pragma_macro_value): New.
18433 (struct def_pragma_macro): New.
18434 (pushed_macro_table): New.
18435 (dpm_hash, dpm_eq): New.
18436 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18437 (init_pragma): Install them.
18438 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18440 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18442 * config/avr/avr.c (avr_override_options): Clear
18443 'flag_delete_null_pointer_checks'.
18445 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18448 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18449 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18450 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18451 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18452 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18453 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18454 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18456 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18458 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18460 * regmove.c: Move all of pass_stack_adjustments from here...
18461 * combine-stack-adj.c: ...to this new file.
18462 * Makefile.in: Add rules for combine-stack-adj.o.
18464 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18466 PR tree-optimization/31383
18467 * tree-data-ref.c (affine_function_equal_p): Do not require the
18468 vectors to have the same length.
18470 2007-03-30 Jan Hubicka <jh@suse.cz>
18472 PR middle-end/30700
18473 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18474 availablility; add more sanity checking; ask varpool only about
18477 2007-03-29 Richard Henderson <rth@redhat.com>
18479 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18480 to decide, but __SIZEOF_LONG_LONG__.
18482 2007-03-29 Richard Henderson <rth@redhat.com>
18484 * emutls.c (struct __emutls_array): New.
18485 (emutls_destroy): Use it instead of casting element 0 from void*.
18486 (__emutls_get_address): Likewise.
18488 2007-03-29 Richard Henderson <rth@redhat.com>
18490 * varasm.c (initializer_constant_valid_p): Don't deny
18491 DECL_DLLIMPORT_P on functions.
18493 * config/i386/cygming.h: Remove function declarations.
18494 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18495 (ASM_OUTPUT_LABELREF): Remove.
18496 (COMMON_ASM_OP): Remove.
18497 (ASM_OUTPUT_COMMON): Remove.
18498 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18499 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18500 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18501 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18502 Rename from TARGET_ENCODE_SECTION_INFO.
18503 * config/i386/netware.h: Likewise.
18504 * config/i386/i386-protos.h: Update.
18505 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18506 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18507 (legitimate_constant_p): Reject dllimports.
18508 (dllimport_map, get_dllimport_decl): New.
18509 (legitimize_dllimport_symbol): New.
18510 (legitimize_address, ix86_expand_move): Use it.
18511 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18512 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18513 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18514 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18515 * config/i386/predicates.md (constant_call_address_operand): Only
18516 accept symbols; reject dllimport_p symbols.
18517 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18518 i386_pe_maybe_record_exported_symbol.
18519 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18520 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18521 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18522 trust the setting of DECL_DLLIMPORT_P.
18523 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18524 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18525 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18526 tidy the argument scanning loop.
18527 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18528 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18529 (i386_pe_strip_name_encoding): Remove.
18530 (i386_pe_binds_local_p): New.
18531 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18532 (i386_pe_output_labelref): Remove.
18533 (i386_pe_asm_output_aligned_decl_common): New.
18534 (i386_pe_maybe_record_exported_symbol): Rename from
18535 i386_pe_record_exported_symbol; check for dllexported symbols.
18537 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18539 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18540 add comment explaining why vsnprintf cannot be used.
18542 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18544 PR tree-optimization/30666
18545 * tree.c (build_complex_type): When creating type names for DWARF2
18546 debug info, create TYPE_DECLs for TYPE_NAME instead of
18548 (build_common_tree_nodes_2): Use build_complex_type when building
18549 predefined complex types, to preserve canonical types.
18551 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
18553 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
18554 (noce_get_alt_condition): Look at it to determine whether to
18555 reverse the condition or not.
18556 (noce_get_condition): Substitute the truth for lies.
18557 (noce_find_if_block): Set the then_else_reversed field.
18559 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
18561 * config/fr30/fr30.md (movdi): Do not accept immediates as the
18562 destination of this insn.
18563 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
18564 than calling gen_rtx_SET directly. Use r0 to hold the value of
18565 'address + 4' rather than a stack based temporary which can be
18566 mis-optimized away.
18568 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18570 * config/s390/s390.c (s390_secondary_input_reload_class,
18571 s390_secondary_output_reload_class): Functions removed.
18572 (s390_secondary_reload): New function.
18573 (TARGET_SECONDARY_RELOAD): Target macro defined.
18574 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
18575 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18576 * config/s390/s390.md ("reload_outti", "reload_outdi",
18577 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
18578 "reload_out<mode>"): Expanders removed.
18579 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
18580 "reload<mode>_nonoffmem_out"): Expanders added.
18582 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18584 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
18585 action if SRC->DEST replacement failed anyway.
18587 2007-03-28 Mike Stump <mrs@apple.com>
18589 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
18590 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
18591 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
18593 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18595 * config.gcc: Accept barcelona as a variant of amdfam10.
18596 * config/i386/i386.c (override_options): Likewise.
18597 * doc/invoke.texi: Likewise.
18599 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
18601 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
18602 offsets for BIT_FIELD_REF and COMPONENT_REF.
18604 2007-03-28 Richard Guenther <rguenther@suse.de>
18606 * tree.c (is_global_var): Move ...
18607 * tree-flow-inline.h (is_global_var): ... here.
18608 * tree.h (is_global_var): Remove declaration.
18610 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
18612 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
18614 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
18615 * config/i386/i386.c (ix86_tune_features): Initialize new
18617 * config/i386/predicates.md (promotable_binary_operator): Use
18618 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
18620 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
18623 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
18625 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
18627 * config/fr30/fr30.md (movsi_internal): Change destination
18628 constraint from m to V and add m to the end.
18630 2007-03-28 Christian Bruel <christian.bruel@st.com>
18632 * config/sh/sh.md (movsi_i): Fix type attribute.
18634 2007-03-28 Christian Bruel <christian.bruel@st.com>
18636 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
18637 (movsf_ie): Likewise.
18639 2007-03-28 Christian Bruel <christian.bruel@st.com>
18641 * config.gcc: Add sh4-300 to multilib.
18642 * config/sh/t-mlib-sh4-300: New file.
18644 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
18646 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
18647 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
18648 fix_trunc<mode>di2.
18649 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
18650 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
18651 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
18652 "fixuns_trunctddi2"): Whitespace fix.
18654 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
18656 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
18657 the definition of struct sh_args.
18658 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
18659 CALL_COOKIE_INT_REG_GET): Likewise.
18661 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
18663 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
18664 transformations are applied successfully.
18666 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
18668 * tree.c (tree_contains_struct): Permit 512 tree codes.
18669 * tree.h (tree_contains_struct): Ditto.
18670 (MAX_TREE_CODES): Ditto.
18671 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
18672 SPARE member to store remaining padding bits.
18674 2007-03-27 Anatoly Sokolov <aesok@post.ru>
18676 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
18679 2007-03-27 Janis Johnson <janis187@us.ibm.com>
18681 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
18682 * configure: Regenerate.
18684 * configure: Regenerate using the correct version of autoconf.
18686 2007-03-27 Anatoly Sokolov <aesok@post.ru>
18688 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
18690 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
18691 regs to "__SP_L__" and "__SP_H__".
18693 2007-03-27 Richard Guenther <rguenther@suse.de>
18695 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
18696 computations with it with a HOST_WIDE_INT variable.
18698 2007-03-26 Mike Stump <mrs@apple.com>
18700 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
18701 objective-c-header, objective-c++-header and objc++-cpp-output
18703 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18705 2007-03-26 Richard Henderson <rth@redhat.com>
18708 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
18709 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
18710 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
18711 IX86_BUILTIN_PSRLQ128): New.
18712 (ix86_init_mmx_sse_builtins): Add them.
18713 (ix86_expand_builtin): Expand them.
18714 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
18715 operand 2 be TImode.
18716 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
18717 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
18718 _mm_srli_epi64): Mark __B const.
18719 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
18720 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
18721 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
18722 new two-vector shift builtins.
18724 2007-03-26 Ian Lance Taylor <iant@google.com>
18726 PR tree-optimization/31345
18727 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
18728 [+INF, +INF(OVF)] into VARYING.
18730 2007-03-26 Zack Weinberg <zackw@panix.com>
18732 * gengtype-parse.c: New file.
18733 * gengtype-yacc.y: Delete.
18734 * gengtype-lex.l: Don't include gengtype-yacc.h.
18735 Define YY_DECL and yyterminate appropriately for recursive
18736 descent parser. yylval is now a string out-parameter to yylex.
18737 (HWS, EOID): New shorthand.
18738 (IWORD): Add a couple more types.
18739 (yylex): Add a setup stanza. Remove the complex rules for
18740 detecting GTY'ed types and typedefs; replace with simple
18741 keyword detectors. Adjust everything for the changed
18742 definition of yylval. Ignore all pp-directives, not just #define.
18744 (parse_file): Rename yybegin; do not call yyparse.
18746 * gengtype.c (xasprintf): Export again.
18747 (this_file): New. Use everywhere __FILE__ was being used.
18748 (get_lang_bitmap): Special case types defined in gengtype.c.
18749 (do_typedef, new_structure): Suppress definition of certain types.
18750 (new_structure): Improve diagnostics of duplicate definitions.
18751 Make sure location_s is associated with input.h.
18752 (nreverse_pairs, define_location_structures): New functions.
18753 (main): Improve tagging of kludge types. Remove old kludges
18754 for input.h types; use define_location_structures.
18755 * gengtype.h: Update prototypes. Define token codes here.
18756 * Makefile.in: Remove all references to gengtype-yacc.
18757 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
18759 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
18760 add GTY((skip)) to the field that's only conditionally there.
18761 * doc/install.texi: Document that Bison is no longer required
18762 unless building treelang.
18764 * gengtype.c: Don't include gtyp-gen.h.
18765 (srcdir): Declare here.
18766 (base_files, lang_dir_names): Allocate dynamically.
18767 (gt_files, num_gt_files, num_lang_dirs): New globals.
18768 (measure_input_list, read_input_line, read_input_list)
18769 (set_lang_bitmap): New functions.
18770 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
18771 simplify, relying on read_input_list to set up the bitmaps.
18772 (main): Arguments are no longer unused. Check for correct number
18773 of command line arguments, set srcdir and srcdir_len, then call
18774 read_input_list, before doing anything else. No need to worry
18775 about duplicates in main loop.
18776 * configure.ac: Simplify the calculation of all_gtfiles.
18777 Put language tags in there. Don't set or substitute
18778 all_gtfiles_files_langs or all_gtfiles_files_frags.
18779 * Makefile.in: Revamp the way gengtype is invoked, now that it
18780 takes a file on its command line with a much simpler format.
18781 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
18782 (GTFILES): Remove duplicates and C source files.
18783 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
18784 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
18785 * configure: Regenerate.
18787 * gengtype.h: Remove all type definitions to gengtype.c; leave
18788 only definitions of options_p, type_p, and pair_p as opaque
18789 pointers. Update prototypes.
18790 * gengtype.c: Many type definitions moved here from gengtype.h.
18791 Consolidate type definitions at the top of the file.
18792 (xvasprintf): Delete.
18793 (xasprintf): Make static.
18794 (create_nested_pointer_option): Add 'next' parameter.
18795 (create_field_all, create_field_at): New functions.
18796 (create_field): Now a thin wrapper around create_field_all.
18797 (create_optional_field): Rename create_optional_field_ and add
18798 line argument. Original name is now a macro which supplies
18800 (oprintf): Use vsnprintf directly.
18801 (close_output_files): Use fatal rather than perror/exit.
18802 (note_def_vec, note_def_vec_alloc): Use create_field_at.
18803 (main): Set progname. Don't use exit.
18804 * gengtype-yacc.y (struct_fields): Use create_field_at.
18805 (option, optionseqopt): Delete.
18806 (optionseq): Consolidate productions from option here so we
18807 can use the first argument to create_option.
18809 * gengtype-lex.l: Distinguish unions from structures in the
18810 token type. Don't call find_structure; return the tag as a string.
18811 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
18812 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
18813 string. Reorganize typedef_struct production accordingly.
18814 Use create_nested_ptr_option.
18815 * gengtype.c (create_nested_ptr_option): New function.
18816 * gengtype.h: Declare it.
18818 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
18819 (string_type): Don't declare.
18820 (do_scalar_typedef): Declare.
18821 (create_scalar_type): Update prototype.
18822 * gengtype.c (string_type): Make static.
18823 (scalar_nonchar, scalar_char): New.
18824 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
18825 (resolve_typedef): Use scalar_nonchar for error recovery.
18826 (create_scalar_type): Remove name_len field. Return scalar_char
18827 or scalar_nonchar as appropriate.
18828 (adjust_field_type): Look at scalar_is_char boolean to decide whether
18829 to use string_type.
18830 (throughout): Use scalar_nonchar instead of calling
18831 create_scalar_type, whenever possible.
18832 (main): Initialize scalar_char and scalar_nonchar before calling
18834 * gengtype-lex.l: Adjust for removal of second argument to
18835 create_scalar_type. Use yylval.s instead of yylval.t when
18837 * gengtype-yacc.y: Type of SCALAR is string. Call
18838 create_scalar_type from type:SCALAR rule. Adjust for removal of
18839 second argument to create_scalar_type.
18841 * vec.h: Remove all #if IN_GENGTYPE blocks.
18842 Add comment saying that changes may require adjustments to gengtype.
18843 * gengtype.c: Don't include coretypes.h or tm.h.
18844 Add comment to inclusion of errors.h.
18845 (note_def_vec, note_def_vec_alloc): New functions.
18846 * gengtype.h: Declare new functions.
18847 * gengtype-lex.l: Don't include coretypes.h.
18848 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
18850 (update_lineno): Remove unnecessary prototype.
18851 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
18852 (VEC rule): Just return VEC_TOKEN.
18853 * gengtype-yacc.y (VEC_TOKEN): New token type.
18854 (type): Add a production for VEC(a,b).
18855 * Makefile.in: Update dependencies.
18857 * gengtype-lex.l: Remove rules for parsing pointer-to-function
18858 typedefs that use the old PARAMS macro.
18860 * gengtype-lex.l: Remove all rules and states relating to yacc
18862 * gengtype-yacc.y: Similarly.
18863 * gengtype.c (note_yacc_type): Delete function.
18864 * gengtype.h: Update prototypes.
18866 2007-03-26 Joseph Myers <joseph@codesourcery.com>
18868 * tree-pretty-print.c (dump_generic_node): Report precision of
18869 unnamed integer types.
18871 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
18873 * ifcvt.c (noce_try_store_flag_constants): Don't check
18874 no_new_pseudos here.
18875 (noce_try_store_flag_constants): Don't check no_new_pseudos.
18876 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
18877 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
18878 noce_try_sign_mask): Likewise.
18879 (if_convert): Check no_new_pseudos here.
18881 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
18883 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
18884 (noce_get_condition): Handle new then_else_reversed argument.
18885 (noce_init_if_info): Remove, fold into noce_find_if_block.
18886 (noce_process_if_block): Take a struct noce_if_info as the
18887 argument. Don't set up one based on ce_if_info. Update pointer
18888 references accordingly.
18889 (cond_move_process_if_block): Likewise.
18890 (process_if_block): Removed.
18891 (find_if_block): Removed. Move functionality two new functions,
18892 noce_find_if_block and cond_exec_find_if_block.
18893 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
18894 blocks and the symmetric IF-ELSE-JOIN case.
18895 (cond_exec_find_if_block): Also new function mostly based on old
18896 find_if_block and process_if_block.
18897 (find_if_header): Replace find_if_block call with separately
18898 guarded calls to noce_find_if_block and cond_exec_find_if_block.
18899 (find_cond_trap): Update noce_get_condition call.
18900 (dead_or_predicable): Likewise.
18902 2007-03-26 Jakub Jelinek <jakub@redhat.com>
18904 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
18906 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
18907 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
18908 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
18909 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
18910 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
18911 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
18912 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
18913 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
18914 __builtin_ia32_psrad128 builtins.
18916 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
18918 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
18919 * config/i386/constraints.md
18920 (define_constraint "I"): Use IN_RANGE macro.
18921 (define_constraint "J"): Ditto.
18922 (define_constraint "K"): Ditto.
18923 (define_constraint "M"): Ditto.
18924 (define_constraint "N"): Ditto.
18925 (define_constraint "O"): Ditto.
18926 * config/i386/predicates.md
18927 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
18928 (define_predicate "const_0_to_3_operand"): Ditto.
18929 (define_predicate "const_0_to_7_operand"): Ditto.
18930 (define_predicate "const_0_to_15_operand"): Ditto.
18931 (define_predicate "const_0_to_63_operand"): Ditto.
18932 (define_predicate "const_0_to_255_operand"): Ditto.
18933 (define_predicate "const_1_to_31_operand"): Ditto.
18934 (define_predicate "const_2_to_3_operand"): Ditto.
18935 (define_predicate "const_4_to_7_operand"): Ditto.
18937 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18939 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
18940 in SImode for save_world.
18941 * config/rs6000/altivec.md (save_world, restore_world): Convert to
18944 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
18946 PR tree-optimization/30784
18947 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
18950 2007-03-25 Revital Eres <eres@il.ibm.com>
18952 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
18953 Fold movement_possibility function into it.
18955 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18957 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
18958 (load_macho_picbase_{si,di}): Convert to LR hard reg.
18959 (call_indirect_nonlocal_darwin64): Same.
18960 (call_nonlocal_darwin64): Same.
18961 (call_value_indirect_nonlocal_darwin64): Same.
18962 (call_value_nonlocal_darwin64): Same.
18963 (sibcall_nonlocal_darwin64): Same.
18964 (sibcall_value_nonlocal_darwin64): Same.
18965 (sibcall_symbolic_64): Same.
18966 (sibcall_value_symbolic_64): Same.
18967 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
18969 (rs6000_emit_load_toc_table): Same.
18970 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
18971 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
18973 (divss_call): Same.
18974 (divus_call): Same.
18975 (quoss_call): Same.
18976 (quous_call): Same.
18977 (load_toc_v4_pic_si): Same
18978 (load_toc_v4_PIC_1): Same.
18979 (load_toc_v4_PIC_1b): Same.
18980 (call_indirect_aix{32,64}): Same.
18981 (call_value_indirect_aix{32,64}): Same.
18983 (call_value): Same.
18984 (call_local{32,64}): Same.
18985 (call_value_local{32,64}): Same.
18986 (call_indirect_nonlocal_aix{32,64}): Same.
18987 (call_nonlocal_aix{32,64}): Same.
18988 (call_value_indirect_nonlocal_aix{32,64}): Same.
18989 (call_value_nonlocal_aix{32,64}): Same.
18990 (call_indirect_nonlocal_sysv<mode>): Same.
18991 (call_nonlocal_sysv<mode>): Same.
18992 (call_value_indirect_nonlocal_sysv<mode>): Same.
18993 (call_value_nonlocal_sysv<mode>): Same.
18995 (sibcall_local{32,64}): Same.
18996 (sibcall_value_local{32,64}): Same.
18997 (sibcall_nonlocal_aix{32,64}): Same.
18998 (sibcall_value_nonlocal_aix{32,64}): Same.
18999 (sibcall_nonlocal_sysv<mode>): Same.
19000 (sibcall_value): Same.
19001 (sibcall_value_nonlocal_sysv<mode>): Same.
19003 2007-03-24 Paul Brook <paul@codesourcery.com>
19005 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19006 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19008 2007-03-24 Richard Henderson <rth@redhat.com>
19010 * config/ia64/constraints.md: New file.
19011 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19012 satisfies_constraint_?.
19013 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19014 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19015 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19016 ia64_output_mi_thunk): Likewise.
19017 (ia64_const_ok_for_letter_p): Remove.
19018 (ia64_const_double_ok_for_letter_p): Remove.
19019 (ia64_extra_constraint): Remove.
19020 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19021 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19022 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19023 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19024 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19025 EXTRA_MEMORY_CONSTRAINT): Remove.
19026 * config/ia64/ia64.md: Include constriants.md. Replace
19027 CONST_OK_FOR_? with satisfies_constraint_?.
19029 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19030 H.J. Lu <hongjiu.lu@intel.com>
19032 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19034 (name macros): Use DPD_BID_NAME to convert names properly.
19036 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19037 decimal floating point format.
19038 (init_floating_libfuncs): Change decimal functions so that they
19039 have a "bid_" prefix if the decimal system uses the BID format,
19040 and "dpd_" prefix if the decimal system uses the DPD format.
19041 (init_interclass_conv_libfuncs): Ditto.
19042 (init_intraclass_conv_libfuncs): Ditto.
19044 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19045 using the BID format.
19047 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19048 whether we are using the BID decimal format.
19049 * configure: Regenerate.
19051 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19052 the compiler has decimal floating point enabled. Define
19053 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19056 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19057 using the BID format.
19059 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19060 whether we are using the BID decimal format.
19061 * configure: Regenerate.
19063 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19064 the compiler has decimal floating point enabled. Define
19065 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19068 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19069 options, and that it is enabled for i386/x86_64 systems.
19071 * Makefile.in (enable_decimal_float): New.
19073 (DECNUMINC): Add -I$(DECNUMFMT).
19074 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19075 to $(DECNUMFMT) from $(DECNUM).
19077 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19078 Substitute enable_decimal_float.
19079 * configure: Regenerated.
19082 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19085 * configure.ac: Enable decimal float for x86_64-*-linux*.
19086 * configure: Regenerated.
19089 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19090 decimal128ClearSign to flip and clear the sign bit in decimal128.
19091 (decimal_real_maxval): Set decimal128SetSign to set the sign
19094 2007-03-23 Ian Lance Taylor <iant@google.com>
19096 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19098 2007-03-23 Ian Lance Taylor <iant@google.com>
19100 * tree-dump.c (dump_files): Correct comment.
19102 2007-03-23 Ian Lance Taylor <iant@google.com>
19104 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19106 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19108 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19109 in cfglayout mode. Don't go into and out of cfglayout mode.
19110 Link the blocks in the order of the constructed traces.
19111 (rest_of_handle_tracer): Adjust call to tracer.
19112 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19113 Don't go into cfglayout mode.
19114 (rtl_loop_done): Don't go out of cfglayout mode.
19115 * cfglayout.c (relink_block_chain): New function, split out from...
19116 (fixup_reorder_chain): ...here. Remove redundant checking.
19117 (cfg_layout_finalize): Don't clear the header, footer, and aux
19118 fields here, move the code to do so to relink_block_chain. Likewise
19119 for free_original_copy_tables.
19120 * rtl.h (tracer): Update prototype.
19121 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19122 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19123 mode. Use relink_block_chain to serialize the CFG according to the
19124 new basic block order. Move targetm.cannot_modify_jumps_p check from
19126 (gate_handle_reorder_blocks): ...to here.
19127 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19129 (gate_duplicate_computed_gotos): ...to here.
19130 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19131 something always changes when going into and out of cfglayout mode.
19132 Perform an expensive cfg cleanup while going into cfglayout mode.
19133 Always update liveness information on HAVE_conditional_execution
19134 targets. Reserialize the basic blocks and go out of cfglayout mode.
19135 * reg-stack.c: Include cfglayout.h.
19136 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19137 the call to reorder_basic_blocks.
19138 * basic-block.h (reorder_basic_blocks): Update prototype.
19139 (relink_block_chain): New prototype.
19140 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19142 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19144 * config/mips/mips.md (type, hazard, *movdi_32bit,
19145 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19146 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19147 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19148 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19149 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19151 (movcc): Change first xfer to multi.
19152 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19153 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19154 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19155 config/mips/generic.md: Change reservations using "xfer" to use
19157 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19158 using match_operand.
19159 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19160 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19162 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19164 2007-03-22 Richard Henderson <rth@redhat.com>
19166 * config/i386/i386.c: Remove unnecessary function declarations.
19167 Move targetm definition, and all related macros, to the end of
19168 the file. Resort some functions to put definitions before uses.
19169 (ix86_attribute_table): Make static. Move to end of file.
19170 (ix86_gimplify_va_arg): Make static.
19172 2007-03-22 Richard Henderson <rth@redhat.com>
19174 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19175 don't increase local_regparm with force_align_arg_pointer check.
19176 (ix86_function_sseregparm): Assert 32-bit.
19177 (type_has_variadic_args_p): New.
19178 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19179 type_has_variadic_args_p.
19180 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19181 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19182 use memset instead. Do maybe_vaarg check first; skip attribute
19183 tests if true; skip attribute tests for 64-bit.
19184 (construct_container): Remove TARGET_DEBUG_ARG.
19185 (function_arg_advance_32, function_arg_advance_64): Split out ...
19186 (function_arg_advance): ... from here.
19187 (function_arg_32, function_arg_64): Split out ...
19188 (function_arg): ... from here.
19189 (ix86_pass_by_reference): Tidy.
19190 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19191 (function_value_32): New, from parts of ix86_function_value
19192 and ix86_value_regno.
19193 (function_value_64): New, from parts of ix86_function_value
19194 and ix86_libcall_value.
19195 (ix86_function_value_1): New.
19196 (ix86_function_value, ix86_libcall_value): Use it.
19197 (return_in_memory_32, return_in_memory_64): Split out ...
19198 (ix86_return_in_memory): ... from here.
19199 (ix86_struct_value_rtx): Skip for 64-bit.
19200 (ix86_libcall_value, ix86_value_regno): Remove.
19201 (setup_incoming_varargs_64): Split out ...
19202 (ix86_setup_incoming_varargs): ... from here.
19203 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19204 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19205 * config/i386/i386-protos.h (ix86_function_value): Remove.
19206 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19208 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19211 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19212 infinities not supported, otherwise emit warning if -Woverflow. On
19213 underflow, emit warning if -Woverflow.
19214 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19216 * real.h (real_from_string): Update declaration
19218 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19219 Richard Henderson <rth@redhat.com>
19221 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19222 * calls.c (compute_argument_block_size, expand_call,
19223 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19224 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19225 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19226 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19227 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19228 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19229 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19230 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19233 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19235 * c-incpath.c (add_sysroot_to_chain): New.
19236 (merge_include_chains): Add sysroot argument. Call
19237 add_sysroot_to_chain if sysrooted.
19238 (register_include_chains): Update call to merge_include_chains.
19239 * doc/cppopts.texi: Document use of '=' in include directory
19242 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19244 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19245 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19246 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19247 insn pattern using X87MODEF12 mode macro.
19249 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19251 * regmove.c (regmove_optimize): Use reg_mentioned_p
19252 instead of reg_overlap_mentioned_p for DST.
19254 2007-03-21 Mike Stump <mrs@apple.com>
19256 * c.opt: Fixup for Objective-C/C++.
19258 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19260 * explow.c (convert_memory_address): Fold memory reference when
19261 POINTERS_EXTEND_UNSIGNED < 0
19263 2007-03-21 Richard Henderson <rth@redhat.com>
19266 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19267 * config/i386/mmintrin.h (__m64): Likewise.
19268 * config/i386/xmmintrin.h (__m128): Likewise.
19270 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19272 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19273 (VXWORKS_OS_CPP_BUILTINS): Define.
19274 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19275 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19277 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19279 * rtl.h (constant_pool_reference_p): Delete.
19280 (find_constant_src): Declare.
19281 * rtlanal.c (find_constant_src): New function.
19282 * simplify-rtx.c (constant_pool_reference_p): Delete.
19283 * config/i386/i386.md: Use find_constant_src instead of
19284 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19286 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19288 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19289 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19291 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19293 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19294 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19295 (arm_elf_asm_constructor): Use it.
19296 (arm_elf_asm_destructor): New function.
19298 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19300 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19302 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19304 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19306 2007-03-19 Andrew Haley <aph@redhat.com>
19308 PR tree-optimization/31264
19309 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19310 VIEW_CONVERT_EXPRs.
19312 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19314 PR rtl-optimization/30907
19315 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19316 (fwprop_init): Always call loop_optimizer_initialize.
19317 (fwprop_done): Always call loop_optimizer_finalize.
19318 (fwprop): We always have loop info now.
19319 (gate_fwprop_addr): Remove.
19320 (pass_fwprop_addr): Use gate_fwprop as gate.
19322 PR rtl-optimization/30841
19323 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19324 df_chain_alloc): Call df_reorganize_refs unconditionally.
19325 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19326 refs_organized to refs_organized_size.
19327 (df_ref_create_structure): Use refs_organized_size instead of
19328 bitmap_size if refs had been organized, and keep refs_organized_size
19330 * df.h (struct df_ref_info): Change refs_organized to
19331 refs_organized_size.
19332 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19335 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19337 * except.c (output_function_exception_table): Do not reference the
19338 EH personality routine for functions that do not require an
19341 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19344 * c-typeck.c (convert_for_assignment): Call comptypes for
19345 RECORD_TYPE or UNION_TYPE.
19347 PR inline-asm/30505
19348 * reload1.c (reload): Do invalid ASM checking after
19349 cleanup_subreg_operands.
19351 2007-03-19 Jeff Law <law@redhat.com>
19353 * tree-cfg.c (find_taken_edge): Tighten conditions for
19354 optimizing computed gotos.
19356 2007-03-19 Michael Matz <matz@suse.de>
19358 * builtins.c (expand_builtin_sync_operation,
19359 expand_builtin_compare_and_swap,
19360 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19363 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19364 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19367 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19369 * doc/tm.texi: Add brackets around the return type of
19370 TARGET_SECONDARY_RELOAD.
19372 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19373 Richard Guenther <rguenther@suse.de>
19375 PR tree-optimization/31254
19376 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19377 Use handled_component_p () where appropriate. Continue
19378 propagating into the rhs if we propagated into an INDIRECT_REF
19381 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19383 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19384 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19385 (xde, xdee): Mode attributes adjusted to support DFP modes.
19386 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19387 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19388 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19389 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19390 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19391 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19392 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19394 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19395 "movsf"): Insn definitions removed.
19396 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19397 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19398 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19400 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19401 "reload_in<mode>", "reload_out<mode>"): Expander added.
19402 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19405 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19407 * config/s390/s390.md: Only non-functional changes. Renamed
19408 FPR mode macro to BFP all over the file.
19410 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19412 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19413 (op_type attribute): RRF instruction type added.
19414 (fT0): New mode attribute.
19415 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19416 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19417 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19418 instruction no secondary memory is needed when moving DFmode values
19419 between GPRs and FPRs.
19421 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19423 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19424 inverted and documentation adjusted.
19425 ("mhard-dfp", "msoft-dfp"): New options.
19426 * config/s390/s390.c (s390_handle_arch_option): New architecture
19428 (override_options): Sanity checks for the new options added.
19429 * config.gcc: New architecture switch: z9-ec.
19430 * config/s390/s390.h (processor_flags): PF_DFP added.
19431 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19432 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19433 when the bit is NOT set so remove it from the defaults.
19435 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19437 * genemit.c (main): Print include statement for dfp.h.
19438 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19441 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19443 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19445 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19448 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19449 instead of PATTERN.
19451 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19453 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19454 attr_length_call, output_call, output_indirect_call): Cleanup
19455 formatting of targetm calls.
19457 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19459 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19461 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19463 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19464 reservation, bypass and anti-bypass descriptions for these
19465 instructions. Update move patterns.
19466 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19469 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19471 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19472 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19473 (get_initial_def_for_reduction): Likewise.
19475 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19477 Fix PR tree-optimization/29922
19478 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19479 (get_representative): Removed.
19480 (value_dies_in_block_x): Update for rvuse removal.
19481 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19482 (compute_antic_aux): Handle when PHI nodes appear in
19483 non-single-successors.
19484 (dump_bitmap_of_names): Removed.
19485 (compute_antic_safe): Renamed and removed rvuse calculation.
19486 Calculate only antic safe.
19487 (insert_into_preds_of_block): Remove assert.
19488 (execute_pre): Update for renamed functions.
19489 (defer_or_phi_translate_block): New function.
19491 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19493 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19494 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19496 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19497 Follow spelling conventions.
19499 * tree-data-ref.h: Remove the prototype for analyze_array.
19501 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19503 PR tree-optimization/31041
19504 * tree-vect-transform.c (get_initial_def_for_induction): Call
19505 force_gimple_operand.
19507 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19509 * ipa-type-escape.c (look_for_casts) : Revert code to use
19510 handled_component_p due to ada test a-numaux.adb.
19512 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19514 * final.c (final_scan_insn): Alter the condition of a
19515 conditional trap if we have nonstandard CC.
19517 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19519 * configure.ac: Remove excess quoting from asm line 0 test.
19520 * configure: Rebuilt.
19522 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19524 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19525 * c-common.c (convert_and_check): Move warning logic to...
19526 (warnings_for_convert_and_check): ...here. Define.
19527 * c-common.h (warnings_for_convert_and_check): Declare.
19529 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19531 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19532 (output_call): Likewise.
19534 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19536 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19538 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19540 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19542 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19544 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19545 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19547 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
19549 PR tree-optimization/31183
19550 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19551 Use double_int instead of unsigned int for representing access_strides.
19552 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
19554 2007-03-16 Richard Guenther <rguenther@suse.de>
19556 PR tree-optimization/31146
19557 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
19558 to allow recursion of forward_propagate_addr_expr.
19559 (forward_propagate_addr_into_variable_array_index): Likewise.
19560 (forward_propagate_addr_expr): Likewise.
19561 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19562 (forward_propagate_addr_expr_1): Recurse on simple copies
19563 instead of propagating into them. Do so for useless conversions
19565 (forward_propagate_addr_expr): Clean up unused statements after
19568 2007-03-16 Richard Guenther <rguenther@suse.de>
19570 * builtins.c (expand_builtin_cexpi): Use the right argument
19571 for the expansion via cexp.
19573 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19575 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
19576 * configure: Rebuilt.
19578 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19581 * dwarf2out.c (force_type_die): Adjust comment.
19582 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
19584 2007-03-15 DJ Delorie <dj@redhat.com>
19586 * config/frv/predicates.md (minmax_operator): Don't check operands
19589 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19591 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
19592 Update constant estimates of number of iterations.
19593 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
19594 argument renamed to "realistic".
19595 (compute_estimated_nb_iterations): Removed.
19596 (record_niter_bound): New function.
19597 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
19598 call record_nonwrapping_iv with upper = false.
19599 (infer_loop_bounds_from_signedness): Pass upper argument to
19600 record_nonwrapping_iv.
19601 (estimate_numbers_of_iterations_loop): Do not call
19602 compute_estimated_nb_iterations. Record estimate based on profile
19603 information. Initialize the constant estimates of number of
19605 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
19607 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
19608 number of iterations is too small.
19609 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
19610 (EST_NOT_AVAILABLE): Removed.
19611 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
19612 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
19615 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19617 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
19618 Handle NE_EXPR guards.
19620 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19623 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
19624 Set also -pedantic-errors by default for the preprocessor unless
19625 -fpermissive is given.
19627 2007-03-15 Richard Guenther <rguenther@suse.de>
19629 PR middle-end/29719
19630 PR middle-end/31161
19631 * builtins.c (expand_builtin_cexpi): As a fallback if we
19632 don't have builtins for sincos or cexp create a function
19633 declaration for cexp and expand to a call to that.
19634 (expand_builtin_int_roundingfn): Always fall
19635 back to floor/ceil and its variants even if they may be
19638 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
19640 PR middle-end/31159
19641 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
19642 jump tables, move the call to delete_dead_jumptables from here...
19643 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
19644 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
19645 don't allow merging of blocks that try_redirect_by_replacing_jump
19646 also does not handle when not optimizing.
19648 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19649 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19651 * config/i386/i386.md (x86_sahf_1): Correctly handle
19654 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19657 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
19658 x86_64_general_operand as operand[2] predicate. Remove "iF"
19659 from operand constraints and use "e" constraint instead.
19660 (*subti3_1, *subti3_1 splitter): Ditto.
19661 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
19662 operand[1] predicate.
19664 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
19666 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
19667 arrays, multiply the access strides by the size of the sub-array.
19668 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
19670 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19672 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
19673 the configured assembler supports the sahf mnemonic.
19674 * configure: Regenerate.
19675 * config.in: Regenerate.
19677 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
19678 emit "sahf" or ".byte\t0x9e" as asm template.
19680 2007-03-14 Michael Meissner <michael.meissner@amd.com>
19683 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
19684 option to replace hard coded TARGET_xxx in md file.
19685 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
19686 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
19687 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
19688 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
19689 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
19690 (X86_TUNE_NOT_VECTORMODE): Ditto.
19691 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
19692 (TUNE_AVOID_VECTOR_DECODE): Ditto.
19693 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
19694 (TUNE_SLOW_IMUL_IMM8): Ditto.
19695 (TUNE_MOVE_M1_VIA_OR): Ditto.
19696 (TUNE_NOT_UNPAIRABLE): Ditto.
19697 (TUNE_NOT_VECTORMODE): Ditto.
19699 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
19702 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
19703 tuning options instead of hard coded TARGET_xxx.
19704 (fix ssemode peephole2's): Ditto.
19705 (imul peephole2's): Ditto.
19707 (movdi_or_rex64): Ditto.
19708 (move peephole2): Ditto.
19709 (not peephole2's): Ditto.
19711 2007-03-14 Dirk Mueller <dmueller@suse.de>
19713 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
19714 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
19715 * c-parser.c (c_parser_if_body): Always add an empty statement in case
19717 * c-parser.c (c_parser_do_statement): Warn about empty body in
19718 do/while statement.
19719 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
19720 * doc/invoke.texi (-Wempty-body): Update documentation.
19722 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19725 * c-common.h (warn_for_div_by_zero): Declare.
19726 * c-common.c (warn_for_div_by_zero): Define.
19727 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
19730 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19732 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
19733 to PREFIX and STANDARD_PREFIX.
19735 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19736 Phil Edwards <phil@codesourcery.com>
19738 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
19739 (__gthread_once_t): Remove busy field for RTPs.
19740 (__GTHREAD_ONCE_INIT): Update accordingly.
19742 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19744 * doc/invoke.texi: Document VxWorks options.
19746 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19748 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
19750 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
19752 PR tree-optimization/30590
19753 * tree-nrv.c (tree_nrv): Check for the partial update of the
19756 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19758 * flags.h (flag_random_seed): Remove declaration, in favor of...
19759 * toplev.h (get_random_seed, set_random_seed): ... these.
19760 * tree.c (get_file_function_name): Use the former.
19761 * opts.c (common_handle_option): Use the latter.
19764 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
19766 PR middle-end/31127
19767 * cse.c (cse_find_path): Do not bail out if a basic block that
19768 we already visited now becomes part of a path that starts at a
19769 different basic block. Just disallow this, to make sure we
19770 visit each basic block at most once.
19772 2007-03-13 Jan Hubicka <jh@suse.cz>
19774 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
19775 attributes, when profile esitmate is present, calls with very low
19776 frequency are cold.
19778 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
19780 PR tree-optimization/30730
19781 PR tree-optimization/26900
19782 * tree-ssa-loop-niter.c: Include gmp.h.
19783 (bounds): New type.
19784 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
19785 split_to_var_and_offset, determine_value_range,
19786 bound_difference_of_offsetted_base, refine_bounds_using_guard,
19787 bound_difference, bounds_add, bounds_negate,
19788 number_of_iterations_ne_max, dump_affine_iv): New functions.
19789 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
19790 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
19791 difference of initial and final value of control iv to validate
19793 (number_of_iterations_cond): Add loop parameter. Determine bounds
19794 on the difference of the extremes of the control iv. Add dumps.
19795 (expand_simple_operations): Handle phi nodes.
19796 (simplify_using_initial_conditions): Do not record used conditions.
19797 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
19798 Do not set additional_info.
19799 (implies_nonnegative_p, implies_ge_p): Removed.
19800 (derive_constant_upper_bound): Do not use parameter `additional'.
19801 (record_estimate): Parameter `additional' removed. Parameter
19802 `i_bound' added. Do not call derive_constant_upper_bound.
19803 (record_nonwrapping_iv): Use derive_constant_upper_bound to
19804 bound the number of iterations estimate.
19805 (estimate_numbers_of_iterations_loop): Pass the estimate from
19806 the number of iterations analysis to record_estimate.
19807 * tree.h (multiple_of_p): Declare.
19808 * tree-scalar-evolution.c (expression_expensive_p): Removed.
19809 (scev_const_prop): Do not check expression_expensive_p.
19810 * fold-const.c (multiple_of_p): Exported.
19811 * double-int.c (double_int_mask): Exported.
19812 * double-int.h (double_int_mask): Declare.
19813 * tree-flow.h (struct tree_niter_desc): Removed additional_info
19814 field. Added max field.
19816 2007-03-13 David Taylor <taylor@candd.org>
19819 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
19822 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19825 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
19826 two unamed patterns.
19828 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
19830 * config/i386/i386.opt (mcx16, msahf): New options.
19831 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
19832 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
19834 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
19835 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
19836 Output -mcx16 and -msahf options when corresponding bit is set.
19838 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
19839 and -msahf options.
19841 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19843 * configure.ac: Test for assembler tolerance to # 0 "".
19844 * configure, config.in: Rebuilt.
19845 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
19847 2007-03-13 Geoffrey Keating <geoffk@apple.com>
19849 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
19851 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
19852 (handle_syscall): Handle direct system calls.
19853 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
19855 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19857 * doc/invoke.texi: Fix cpp.info cross-reference.
19858 * doc/passes.texi: Fix gcc.info cross-reference.
19860 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
19862 PR tree-optimization/30835
19863 * lambda-code.c (can_convert_to_perfect_nest): Check whether
19864 bb_for_stmt is not NULL before accessing it.
19866 2007-03-12 Joseph Myers <joseph@codesourcery.com>
19868 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
19871 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19874 * doc/install.texi: Document --enable-stage1-languages
19876 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
19878 * tree-pass.h (pass_into_cfg_layout_mode,
19879 pass_outof_cfg_layout_mode): Declare.
19880 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
19881 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
19882 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
19883 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
19885 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
19887 * c-decl.c (warn_variable_length_array): New function.
19888 Refactored from grokdeclarator to handle warn_vla
19889 and handle unnamed array case.
19890 (grokdeclarator): Refactored VLA warning case.
19891 * c.opt (Wvla): New flag.
19892 * doc/invoke.texi (Wvla): New warning.
19894 2007-03-12 Richard Henderson <rth@redhat.com>
19896 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
19897 (TARGET_SECTION_TYPE_FLAGS): New.
19899 2007-03-12 Richard Henderson <rth@redhat.com>
19901 * config/darwin.c (machopic_reloc_rw_mask): New.
19902 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
19903 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
19905 2007-03-12 Mark Mitchell <mark@codesourcery.com>
19907 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
19908 * cppdefault.h (cpp_PREFIX): Document.
19909 (cpp_PREFIX_len): Likewise.
19910 (cpp_EXEC_PREFIX): New variable.
19911 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
19912 * c-incpath.c (add_standard_paths): Correct logic for relocating
19913 paths within prefix.
19915 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
19917 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
19918 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
19920 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
19921 fix_truncdfdi_sse using SSEMODEF mode macro.
19922 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
19923 fix_truncdfsi_sse using SSEMODEF mode macro.
19924 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
19925 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
19927 2007-03-12 Richard Sandiford <richard@codesourcery.com>
19929 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
19930 elfos.h to tm_file.
19932 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
19934 * tree.h : Add multiple_of_p declaration.
19935 * fold-const.c (multiple_of_p): Make multiple_of_p public.
19936 * ipa-type-escape.c (results_of_malloc): Redundant.
19937 (visited_stmts): New. Visited stmt for walk_use_def_chains.
19938 (cast_type): Extended with new members.
19939 (check_cast): Returns cast_type.
19940 (cast): New structure for data of walk_use_def_chains.
19941 (is_malloc_result, is_cast_from_non_pointer_1,
19942 is_cast_from_non_pointer,
19943 is_array_access_through_pointer_and_index): New functions.
19944 (look_for_casts): Returns cast types.
19945 (check_call): Returns void.
19946 (okay_pointer_operation): Use support of pointer plus index,
19947 pointer plus constant and allow all multiplications.
19949 2007-03-11 Richard Guenther <rguenther@suse.de>
19951 PR tree-optimization/31115
19952 * tree-vrp.c (extract_range_from_binary_expr): Make sure
19953 the shift count is positive and non-anti-range for RSHIFT_EXPR.
19954 A shift count of zero is not special as with *_DIV_EXPR.
19955 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
19958 2007-03-11 Ian Lance Taylor <iant@google.com>
19960 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
19961 the *_DIV_EXPR codes correctly with overflow infinities.
19963 2007-03-11 Ira Rosen <irar@il.ibm.com>
19965 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
19966 indicate success/failure of the analysis. Add negation to subtrahend
19967 in case of subtraction. Fail if both operands contain constants.
19968 (create_data_ref): Fail if analyze_offset fails.
19970 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
19972 * config/i386/i386.md (frndintxf2): Rename to ...
19973 (rintxf2): ... this. Remove expander having same name.
19974 (rintsf2, rintdf2): Implement using SSEMODEF macro.
19975 (roundsf2, rounddf2): Ditto.
19976 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
19977 (lround<mode>di2, lround<mode>si2): Ditto.
19979 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
19981 * lower-subreg.c: Include except.h.
19982 (decompose_multiword_subregs): Verify that the only control flow
19983 insns we can split are loads to multi-words pseudos.
19984 Handle breaking such blocks after splitting, instead of calling
19985 find_many_sub_basic_blocks.
19987 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
19988 on the new basic block. Add a lengthy comment explaining why we
19989 thought this was necessary.
19990 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
19992 2007-03-10 Mark Mitchell <mark@codesourcery.com>
19995 * tree.c (walk_type_fields): Recurse into the element type of
19996 ARRAY_TYPEs if there is a pointer set.
19998 2007-03-10 Dirk Mueller <dmueller@suse.de>
20000 * c-common.c (warn_logical_operator): Fix condition.
20002 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20004 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20006 * config/darwin.c (machopic_select_section): Remove superfluous
20007 argument in call to categorize_decl_for_section. Remove unused
20010 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20012 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20014 * configure: Regenerate.
20016 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20019 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20020 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20021 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20022 Add LABEL_NUSES to emitted label.
20023 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20024 branch probability value to emitted jump insn.
20025 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20026 Do not check life information and do not re-arrange input operands
20027 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20029 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20031 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20032 the change of decode_asm_operands.
20034 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20036 * mode-switching.c (create_pre_exit): Skip blockage insn.
20038 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20040 * tree-pass.h (TODO_update_smt_usage): Remove.
20042 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20046 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20048 * pa.c (attr_length_call): Revise condition for long
20049 pc-relative branch.
20050 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20051 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20052 sequence on SOM target.
20054 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20056 * gcc.c: Document %{, in big comment at top.
20057 (input_suffix_matches): Remove special handling for .s and
20059 (input_spec_matches): New.
20060 (handle_braces): Handle %{,.
20061 (validate_switches): ',' indicates a value which is not a switch.
20062 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20063 to detect assembler input.
20064 * config/i386/sol2.h (CPP_SPEC): Likewise.
20065 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20066 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20067 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20068 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20069 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20070 -m64 causes deployment target to default to 10.5.
20071 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20073 2007-03-09 Richard Henderson <rth@redhat.com>
20076 * target.h (targetm.asm.out.reloc_rw_mask): New.
20077 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20078 (TARGET_ASM_OUT): Use it.
20079 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20080 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20081 use the new reloc_rw_mask target hook instead.
20082 (default_section_type_flags_1): Merge into...
20083 (default_section_type_flags): ... here.
20084 (decl_readonly_section_1): Merge into...
20085 (decl_readonly_section): ... here.
20086 (default_elf_select_section_1): Merge into...
20087 (default_elf_select_section): ... here.
20088 (default_unique_section_1): Merge into...
20089 (default_unique_section): ... here.
20090 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20091 (default_select_rtx_section): Use it.
20092 (default_elf_select_rtx_section): Likewise.
20093 * output.h: Update to match.
20094 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20095 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20096 (TARGET_ASM_RELOC_RW_MASK): New.
20097 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20098 to categorize_decl_for_section.
20099 (x86_64_elf_unique_section): Likewise.
20100 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20101 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20102 (TARGET_ASM_RELOC_RW_MASK): New.
20103 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20104 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20105 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20106 (TARGET_RWRELOC): Remove.
20107 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20108 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20109 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20110 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20111 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20112 (rs6000_xcoff_select_section): Use decl_readonly_section.
20113 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20114 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20115 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20116 (TARGET_SECTION_TYPE_FLAGS): Remove.
20117 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20119 2007-03-09 Roger Sayle <roger@eyesopen.com>
20121 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20122 complex constant equality/inequality comparisons for here.
20123 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20124 known at compile-time or can be simplified to a scalar comparison.
20125 (fold_relational_const): Move compile-time evaluation of complex
20126 constant equality/inequality comparisons to here.
20128 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20130 PR rtl-optimization/30643
20131 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20133 (fold_rtx): Recurse, like before 2006-11-03.
20135 2007-03-09 DJ Delorie <dj@redhat.com>
20137 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20140 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20142 PR tree-optimization/30375
20143 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20144 LHS of statements is not the same.
20145 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20147 2007-03-09 Chao-ying Fu <fu@mips.com>
20149 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20151 * doc/invoke.texi (-mdspr2): Document new option.
20152 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20153 New unspec for DSP REV 2.
20154 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20155 these instructions are extended in DSP REV 2.
20156 (mips-dspr2.md): Include.
20157 * config/mips/mips.opt (mdspr2): New option.
20158 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20159 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20160 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20161 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20162 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20163 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20164 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20166 (bdesc_map): Add one field of unsupported_target_flags.
20167 (bdesc_arrays): Update entries to have extra fields. Add
20169 (mips_init_builtins): Initialize new function types.
20170 Check unsupported_target_fileds to filter out builtins.
20171 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20173 (ASM_SPEC): Pass mdspr2 to the assembler.
20174 * config/mips/mips-dspr2.md: New file.
20176 2007-03-09 Sa Liu <saliu@de.ibm.com>
20178 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20180 2007-03-09 Ian Lance Taylor <iant@google.com>
20182 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20183 argument) like -Wstrict-overflow=2.
20184 * doc/invoke.texi (Warning Options): Update documentation.
20186 2007-03-09 Dirk Mueller <dmueller@suse.de>
20189 * doc/invoke.texi (-Wlogical-op): Document.
20190 * common.opt (-Wlogical-op): New.
20191 * c-common.h (warn_logical_operator): Declare.
20192 * c-common.c (warn_logical_operator): Define.
20193 * c-typeck.c (parser_build_binary_op): Call
20194 warn_logical_operator.
20196 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20198 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20199 * final.c (final_scan_insn): Test for non-"" file name.
20201 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20203 * doc/loop.texi: Document the Omega linear constraints solver.
20204 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20205 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20206 omega-hash-table-size, omega-max-keys, and
20207 omega-eliminate-redundant-constraints.
20208 * tree-pass.h (pass_check_data_deps): Declared.
20211 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20212 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20213 pass_check_data_deps): New.
20214 * tree-data-ref.c (init_data_ref): Remove declaration.
20215 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20216 (analyze_array): Renamed init_array_ref, move up initializations.
20217 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20218 Removed arguments that are set to NULL.
20219 (analyze_indirect_ref): Correct indentation, correct call to
20221 (object_analysis): Call init_array_ref instead of analyze_array.
20222 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20223 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20224 of DR_ACCESS_FNS_ADDR.
20225 (init_omega_eq_with_af, omega_extract_distance_vectors,
20226 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20227 ddr_consistent_p): New.
20228 (compute_affine_dependence): Check consistency of ddrs when
20229 flag_check_data_deps is passed.
20230 (analyze_all_data_dependences): Uncomment.
20231 (tree_check_data_deps): New.
20232 * tree-data-ref.h: Include omega.h.
20233 (DR_ACCESS_FNS_ADDR): Removed.
20234 (data_dependence_relation): Add inner_loop.
20235 (DDR_INNER_LOOP): New.
20236 * common.opt (fcheck-data-deps): New.
20237 * tree-flow.h (tree_check_data_deps): Declare.
20238 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20239 (OBJS-common): Depend on omega.o.
20241 * passes.c (pass_check_data_deps): Scheduled.
20242 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20243 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20244 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20245 PARAM_VECT_MAX_VERSION_CHECKS,
20246 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20248 2007-03-09 Richard Guenther <rguenther@suse.de>
20250 PR tree-optimization/30904
20251 PR middle-end/31058
20252 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20253 the same way as *_DIV_EXPR.
20255 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20257 * recog.c (decode_asm_operands): No mixed declarations and code.
20259 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20261 * rtl.def (ASM_INPUT): Add location.
20262 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20263 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20264 (decode_asm_operands): Add loc operand.
20265 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20266 * stmt.c (expand_asm): Rename to...
20267 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20268 gen_rtx_ASM_INPUT_loc.
20269 (expand_asm_expr): Adjust.
20270 * recog.c (decode_asm_operands): Add loc operand.
20271 (check_asm_operands, extract_insn): Adjust.
20272 * reload1.c (maybe_fix_stack_asms): Likewise.
20273 * final.c (asm_insn_count): Likewise.
20274 (final_scan_insn): Output # line before and after asm.
20276 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20278 * tree-ssa-structalias.c (variable_info): Remove
20280 (new_var_info): Ditto.
20281 (shared_bitmap_info_t): New structure.
20282 (shared_bitmap_table): New variable.
20283 (shared_bitmap_hash): New function.
20284 (shared_bitmap_eq): Ditto
20285 (shared_bitmap_lookup): Ditto.
20286 (shared_bitmap_add): Ditto.
20287 (merge_smts_into): Change to take bitmap directly.
20288 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20289 (init_alias_vars): Init shared bitmap hashtable.
20290 (delete_points_to_sets): Delete shared bitmap hashtable.
20291 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20292 is_aliased removal as a change that was still necessary was
20295 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20297 * config/i386/i386.h (override_options): Conditionally disable
20298 x86_sahf for 64bit targets only.
20300 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20303 * c-decl.c (merge_decls): Don't call make_var_volatile.
20304 * varasm.c (make_var_volatile): Remove.
20305 * output.h (make_var_volatile): Remove.
20307 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20309 PR tree-optimization/31085
20310 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20312 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20314 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20315 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20316 ATTR_CONST_NOTHROW_LIST.
20318 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20321 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20323 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20325 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20328 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20330 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20331 passed, use shared libgcc.
20333 2007-03-08 Roger Sayle <roger@eyesopen.com>
20335 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20336 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20337 (honor_protect_cleanup_actions, lower_try_finally_switch):
20339 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20340 ifc_temp_var): Likewise.
20341 * tree-inline.c (setup_one_parameter): Likewise.
20342 * tree-mudflap.c (mf_decl_cache_locals,
20343 mf_build_check_statement_for): Likewise.
20344 * tree-nested.c (init_tmp_var, save_tmp_var,
20345 finalize_nesting_tree_1): Likewise.
20346 * tree-outof-ssa.c (insert_copy_on_edge,
20347 insert_backedge_copies): Likewise.
20348 * tree-profile.c (tree_gen_edge_profiler,
20349 tree_gen_ic_profiler): Likewise.
20350 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20351 * tree-sra.c (sra_build_assignment): Likewise.
20352 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20353 * tree-ssa-math-opts.c (insert_reciprocals,
20354 execute_cse_sincos_1): Likewise.
20355 * tree-tailcall.c (adjust_accumulator_values,
20356 adjust_return_value): Likewise.
20357 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20358 * tree-vect-transform.c (vect_create_data_ref_ptr,
20359 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20360 vect_create_epilog_for_reduction, vectorizable_reduction,
20361 vectorizable_call, vectorizable_conversion,
20362 vectorizable_assignment, vectorizable_operation,
20363 vectorizable_type_demotion, vect_gen_widened_results_half,
20364 vect_permute_store_chain, vectorizable_store,
20365 vect_setup_realignment, vect_permute_load_chain,
20366 vectorizable_load, vectorizable_condition,
20367 vect_create_cond_for_align_checks): Likewise.
20368 * tree-vrp.c (build_assert_expr_for): Likewise.
20370 2007-03-08 Ian Lance Taylor <iant@google.com>
20372 * tree-vrp.c: Include "intl.h".
20373 (usable_range_p): New static function.
20374 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20375 overflowed values, juts set *strict_overflow_p.
20376 (compare_values): Only return -2 if one of the operands is not a
20378 (compare_ranges): Call usable_range_p.
20379 (compare_range_with_value): Likewise.
20380 (vrp_evaluate_conditional_warnv): Rename from
20381 vrp_evaluate_conditional. Make static. Change all callers.
20382 (vrp_evaluate_conditional): New function.
20383 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20384 on signed overflow.
20385 (simplify_abs_using_ranges): Likewise.
20386 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20387 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20388 within_stmt parameter.
20389 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20390 vrp_evaluate_conditional.
20391 * tree-ssa-threadedge.c
20392 (record_temporary_equivalences_from_stmts_at_dest): Change
20393 simplify parameter to take a second tree parameter.
20394 (simplify_control_stmt_condition): Likewise.
20395 (thread_across_edge): Likewise.
20396 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20397 (thread_across_edge): Likewise.
20398 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20400 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20402 * config/i386/i386.h (TARGET_SAHF): New define.
20403 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20404 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20405 (x86_sahf): New global variable.
20406 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20407 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20408 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20409 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20411 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20412 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20413 when expanding fcomi/sahf based tests.
20414 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20415 expanding sahf based alternative. Emit sahf based sequence when
20416 optimizing for code size.
20417 * config/i386/i386.md (x86_sahf_1): Do not disable for
20418 TARGET_64BIT, enable for TARGET_SAHF.
20420 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20422 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20423 spurious whitespace from error message.
20425 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20428 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20430 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20432 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20434 * tree-sra.c (instantiate_element): Propagate disabled warnings
20435 from the element itself to the created variable.
20437 2007-03-07 Richard Henderson <rth@redhat.com>
20440 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20441 silently fix up the stack in the case of a missing register.
20443 2007-03-07 Paul Brook <paul@codesourcery.com>
20445 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20447 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20449 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20451 (phase1_vrs): Use them.
20452 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20453 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20454 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20455 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20456 __gnu_Unwind_Restore_WMMXC if required.
20457 (_Unwind_VRS_Pop): Implement iWMMXt support.
20458 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20459 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20460 gnu_Unwind_Save_WMMXC): Define.
20462 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20464 * config/vxworks.h (vxworks_override_options): Declare.
20465 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20466 * config/vxworks.c: Include target.h and toplev.h.
20467 (vxworks_override_options): New function.
20468 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20470 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20472 * config/s390/s390.c (override_options): Don't emit an error when
20473 -mstack-size is used without providing -mstack-guard.
20474 (s390_emit_prologue): Choose stack_guard value automatically if not
20475 provided via command line.
20476 * doc/invoke.texi: Adjust description of -mstack-guard and
20479 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20481 * config/i386/i386.c (output_set_got): Add a GOT initialization
20482 sequence for VxWorks PIC.
20483 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20484 around labels as well as symbols. Use gotoff_operand instead
20485 of local_symbolic_operand.
20486 (legitimize_pic_address): Use gotoff_operand instead of
20487 local_symbolic_operand. Use @GOT accesses for labels as
20489 (ix86_output_addr_diff_elt): Use PC-relative rather than
20490 GP-relative offsets for VxWorks PIC.
20491 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20492 no_new_pseudos. Check whether the returned register is op0.
20493 * config/i386/i386.md (tablejump): Use PC-relative rather than
20494 GP-relative offsets for VxWorks PIC.
20495 * config/i386/predicates.md (gotoff_operand): New predicate.
20497 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20499 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20501 * config/vxworks-dummy.h: New file.
20502 * config/i386/i386.h: Include it.
20504 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20506 * dwarf2out.c (is_inlined_entry_point): New
20507 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20508 DW_AT_ranges if the first subblock is the entry point.
20510 2007-03-06 David Daney <ddaney@avtrex.com>
20512 * doc/install.texi (mips-*-*): Change recommended binutils
20515 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20517 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20518 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20520 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20521 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20523 2007-03-06 Jan Hubicka <jh@suse.cz>
20525 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20526 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20528 (probably_cold_bb_p): Cold functions are cold.
20529 (probably_never_executed_bb_p): Cold functions are cold.
20530 (tree_bb_level_predictions): Predict calls to cold functions as not
20532 (compute_function_frequency): Check hot/cold attributes.
20533 * function.h (function_frequency): Update comments.
20534 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20535 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20536 (c_common_att): Add cold and hot.
20538 * doc/extend.texi (hot,cold attributes): Document.
20540 2007-03-06 Andrew Haley <aph@redhat.com>
20542 * function.c (expand_function_end): Move blockage to just after we
20543 emit the label for the naked return from the function.
20545 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20547 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
20550 2007-03-06 Jan Hubicka <jh@suse.cz>
20552 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
20553 loaded for constant large models. Non-large 64bit PIC can do.
20554 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
20555 * cmodel.h: Add LARGE PIC.
20556 * i386.md (UNSPEC_PLTOFF): New.
20557 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
20559 (*call_1_rex64): Disable for large models.
20560 (*call_1_rex64_large): New.
20561 (*call_value_1_rex64): Disable for large models.
20562 (*call_value_1_rex64_large): New.
20563 (set_rip_rex4): New.
20564 (set_got_offset_rex64): New.
20565 * predicates.md (constant_call_address_operand): For large model
20566 constant calls are not possible.
20567 * i386-protos.h (construct_plt_address): Declare.
20568 * i386.c (override_options): Accept large models.
20569 (ix86_expand_prologue): Expand large PIC GOT pointer load.
20570 (legitimate_constant_p): Add new UNSPECs.
20571 (legitimate_pic_operand_p): Likewise.
20572 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
20573 (legitimize_pic_address): Do easy RIP relative way for TLS only for
20575 (output_pic_addr_const): Add PLTOFF.
20576 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
20577 (ix86_expand_move): Legitimize pic address when in PIC mode.
20578 (construct_plt_address): New function.
20579 (ix86_expand_call): Offload the address to register and use GOT
20580 pointer for large model.
20581 * invoke.texi (mcmodel=large): Update documentation.
20583 2007-03-06 Richard Henderson <rth@redhat.com>
20585 * config/i386/i386.c (x86_use_leave, x86_push_memory,
20586 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
20587 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
20588 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
20589 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
20590 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
20591 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
20592 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
20593 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
20594 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
20595 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20596 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
20597 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20598 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20599 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
20600 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
20601 x86_schedule, x86_use_bt, x86_pad_returns,
20602 x86_use_xchgb): Merge into ...
20603 (ix86_tune_features): ... here. New array.
20604 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20605 x86_bswap): Merge into ...
20606 (ix86_arch_features): ... here. New array.
20607 (x86_3dnow_a): Remove.
20608 (x86_accumulate_outgoing_args): Make static.
20609 (x86_arch_always_fancy_math_387): Make static.
20610 (ix86_tune_mask, ix86_arch_mask): Move ...
20611 (override_options): ... to local variables here. Apply the
20612 appropriate mask to each element of ix86_arch_features and
20613 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
20614 as were done in the old macros.
20615 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
20616 * config/i386/i386.h (x86_use_leave, x86_push_memory,
20617 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
20618 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
20619 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
20620 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
20621 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
20622 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
20623 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
20624 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
20625 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
20626 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20627 x86_accumulate_outgoing_args, x86_prologue_using_move,
20628 x86_epilogue_using_move, x86_decompose_lea,
20629 x86_arch_always_fancy_math_387, x86_shift1,
20630 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20631 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20632 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
20633 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20634 x86_use_incdec, x86_pad_returns, x86_bswap,
20635 x86_partial_flag_reg_stall): Remove.
20636 (enum ix86_tune_indices): New.
20637 (ix86_tune_features): New.
20638 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
20639 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
20640 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
20641 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
20642 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
20643 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
20644 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
20645 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
20646 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
20647 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
20648 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
20649 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
20650 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
20651 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
20652 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
20653 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
20654 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
20655 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
20656 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
20657 TARGET_EXT_80387_CONSTANTS): Use it.
20658 (enum ix86_arch_indices): New.
20659 (ix86_arch_features): New.
20660 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
20661 TARGET_BSWAP): Use it.
20662 (ix86_tune_mask, ix86_arch_mask): Remove.
20664 2007-03-06 Joseph Myers <joseph@codesourcery.com>
20667 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
20668 Define using $${sysroot_headers_suffix}.
20669 * configure: Regenerate.
20670 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
20671 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
20673 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
20674 * gcc.c (print_sysroot_headers_suffix): New.
20675 (option_map): Include --print-sysroot-headers-suffix.
20676 (display_help): Mention -print-sysroot-headers-suffix.
20677 (process_command): Handle -print-sysroot-headers-suffix.
20678 (do_spec_1): Append multilib directory to include-fixed path if
20679 sysroot suffixes in use.
20680 (main): Handle -print-sysroot-headers-suffix.
20681 * Makefile.in (start.encap): Don't depend on xlimits.h
20682 (xlimits.h): Remove.
20683 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
20684 limits.h for each multilib in fixinc_list.
20685 (fixinc_list, s-fixinc_list): New.
20686 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
20687 generate them for each multilib in fixinc_list.
20688 (stmp-fixproto): Use include-fixed. Run fixproto for each
20689 multilib in fixinc_list.
20690 (mostlyclean): Don't remove xlimits.h.
20691 (clean): Remove include-fixed.
20692 (real-install-headers-tar, real-install-headers-cpio,
20693 real-install-headers-cp): Don't copy include, only include-fixed.
20694 (install-mkheaders): Depend on fixinc_list. Don't depend on
20695 xlimits.h. Save limits.h files for each multilib in fixinc_list.
20696 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
20697 SYSTEM_HEADER_DIR setting in mkheaders.conf.
20699 2007-03-06 Jan Hubicka <jh@suse.cz>
20701 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
20704 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20706 * configure.ac: Allow tm_file to contain build-directory files.
20707 * configure: Regenerate.
20708 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
20709 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
20710 * config/m68k/print-sysroot-suffix.sh: New file.
20712 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20714 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
20715 of pic_offset_table_rtx if reload_completed.
20716 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
20717 PIC_OFFSET_TABLE_REGNUM.
20718 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
20720 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
20721 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
20723 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20725 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
20726 functions that call eh_return.
20728 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20730 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
20731 functions that need a constant pool.
20733 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20736 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
20737 (m68k_preferred_reload_class): Likewise.
20738 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
20739 (SECONDARY_RELOAD_CLASS): Define.
20740 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
20741 (LIMIT_RELOAD_CLASS): Delete.
20742 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
20743 registers from storing bytes.
20744 (m68k_secondary_reload_class): New function.
20745 (m68k_preferred_reload_class): Likewise.
20747 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20749 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
20751 (m68k_expand_prologue): Likewise.
20753 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20755 * config/m68k/m68k-protos.h (output_sibcall): Declare.
20756 (mips_expand_epilogue): Add a bool parameter.
20757 (m68k_legitimize_sibcall_address): Declare.
20758 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
20759 (m68k_expand_epilogue): Add a parameter to select between sibling
20760 and normal epilogues. Only generate a return for the latter.
20761 (m68k_ok_for_sibcall_p): New function.
20762 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
20763 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
20764 (sibcall_value, *sibcall_value): Likewise.
20765 (*call, *call_value): Require !SIBLING_CALL_P.
20766 (epilogue): Update call to m68k_expand_epilogue.
20767 (sibcall_epilogue): New pattern.
20768 * config/m68k/predicates.md (const_call_operand): Say that this
20769 predicate applies to sibling calls too.
20770 (sibcall_operand): New predicate.
20772 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20774 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
20775 alternatives as movsi_cf.
20776 (movsf_cf_hard): Add commentary.
20778 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
20779 Richard Sandiford <richard@codesourcery.com>
20781 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
20782 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
20783 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
20784 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
20785 as being live on exit from an interrupt function.
20786 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
20787 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
20788 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
20789 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
20790 (m68k_interrupt_function_p): Globalize.
20791 (m68k_compute_frame_layout): Remove reverse mask code.
20792 (m68k_emit_movem, m68k_set_frame_related): New functions.
20793 (m68k_output_function_prologue): Delete in favor of...
20794 (m68k_expand_prologue): ...this new function.
20795 (m68k_output_function_epilogue): Delete in favor of...
20796 (m68k_expand_epilogue): ...this new function.
20797 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
20799 (print_operand): Handle %?.
20800 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
20801 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
20802 (prologue, epilogue): New patterns.
20803 (return): Turn into a define_expand.
20804 (*return): New pattern, derived from old "return" pattern. Use rte
20805 rather than rts for interrupt functions. Only use rtd if the pop
20807 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
20808 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
20809 (link, *link, unlink, *unlink, load_got): Likewise.
20811 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20815 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
20816 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
20817 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
20818 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
20819 and m68k_matches_u_p.
20820 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
20821 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
20822 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
20823 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
20824 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
20825 (REG_STRICT_P): New macro.
20826 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
20827 PCREL_GENERAL_OPERAND_OK.
20828 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
20829 m68k_legitimate_base_reg_p.
20830 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
20831 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
20832 (PIC_CASE_VECTOR_ADDRESS): Update comment.
20833 * config/m68k/m68k.c (m68k_address): New structure.
20834 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
20835 (m68k_decompose_index, m68k_legitimate_constant_address_p)
20836 (m68k_jump_table_ref_p, m68k_decompose_address)
20837 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
20838 (m68k_matches_u_p): New functions.
20839 (print_operand_address): Rewrite to use m68k_decompose_index.
20841 2007-03-05 David Taylor <dtaylor@emc.com>
20843 * gcc.c: Correct copyright date in --version output.
20845 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20847 * pa.md: In unamed move patterns, disparge copies between general
20848 and floating point registers using '?' modifier. Don't include 'f'
20849 constraint for register preferences in DImode, SImode, HImode and
20850 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
20851 Remove constraints for copies between general and floating registers
20852 in soft-float DFmode pattern.
20853 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
20857 2007-03-05 Mike Stump <mrs@apple.com>
20859 * c-common.c (targetcm): Add.
20860 * c-opts.c (c_common_handle_option): Handle language specific
20862 * opts.c (handle_option): Verify language for target options, if
20864 * opth-gen.awk: Add CL_LANG_ALL.
20865 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
20866 (TARGETCM_INITIALIZER): Add.
20867 * target.h (struct gcc_targetcm): Add.
20869 * targhooks.c (default_handle_c_option): Add.
20870 * targhooks.h (default_handle_c_option): Add.
20871 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
20873 * config/darwin.opt (iframework): Add.
20874 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
20875 * config/darwin-c.c (handle_c_option): Add.
20876 (TARGET_HANDLE_C_OPTION): Add.
20878 * doc/invoke.texi (Darwin Options): Add -iframework.
20880 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20882 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
20885 2007-03-05 Ian Lance Taylor <iant@google.com>
20887 * c.opt (fgnu89-inline): New option.
20888 * c-opts.c (c_common_post_options): Set default value for
20890 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
20891 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
20893 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
20894 (grokdeclarator, start_function): Likewise.
20895 * c-cppbuiltin.c (c_cpp_builtins): Define either
20896 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
20897 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
20898 (C Dialect Options): Document -fgnu89-inline.
20899 * doc/extend.texi (Function Attributes): Explain what the
20900 gnu_inline attribute does.
20901 * doc/cpp.texi (Common Predefined Macros): Document
20902 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20904 2007-03-05 Ian Lance Taylor <iant@google.com>
20906 PR tree-optimization/31034
20907 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
20908 half-range if the other side is an overflow infinity.
20910 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
20912 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
20913 (bfin*-linux-uclibc*): New configuration.
20914 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
20916 * config/bfin/linux.h: New file.
20917 * config/bfin/libgcc-bfin.ver: New file.
20918 * config/bfin/t-bfin-uclinux: New file.
20919 * config/bfin/t-bfin-linux: New file.
20920 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
20921 (TARGET_OS_CPP_BUILTINS): New macro.
20923 2007-03-05 Richard Guenther <rguenther@suse.de>
20925 * fold-const.c (fold_binary): Remove duplicate folding
20926 of comparison of non-null ADDR_EXPR against null.
20928 2007-03-05 Richard Guenther <rguenther@suse.de>
20929 Dorit Nuzman <dorit@il.ibm.com>
20931 PR tree-optimization/26420
20932 * tree-vectorizer.c (vectorize_loops): Bail out early if there
20933 are no loops in the function. Only print the number of
20934 vectorized loops if it is greater than zero or we are supposed
20935 to print information about unvectorized loops.
20937 2007-03-05 Revital Eres <eres@il.ibm.com>
20939 * gcc.dg/var-expand1.c: New test.
20940 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
20941 when an accumulator is expanded.
20943 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20946 * c-common.c (convert_and_check): Don't give warnings for
20947 conversion if 'expr' already overflowed.
20949 2007-03-04 Roger Sayle <roger@eyesopen.com>
20951 PR middle-end/30744
20952 * fold-const.c (fold_comparison): Enforce type consistency when
20953 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
20955 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
20957 * tree-ssa-address.c (create_mem_ref): Do not put an expression
20958 containing a cast to the base of TARGET_MEM_REF.
20960 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
20962 * tree.c (tree_contains_struct_check_failed): Remove spurious
20963 whitespace from error message.
20965 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
20968 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
20969 instead of precision.
20971 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
20972 Nathan Sidwell <nathan@codesourcery.com>
20974 * emit-rtl.c (find_auto_inc): New.
20975 (try_split): recreate REG_INC notes,
20976 Use regular for loops rather than whiles.
20978 2007-03-03 Andreas Schwab <schwab@suse.de>
20980 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
20981 * configure: Regenerate.
20983 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20985 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
20986 flag_rounding_math, not flag_unsafe_math_optimizations.
20988 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
20990 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
20991 alpha_fold_vector_minmax): Likewise.
20992 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
20993 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
20995 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20997 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
20998 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
20999 if the lhs has side-effects.
21000 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21002 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21004 * config/i386/i386.h (TUNEMASK): Remove define.
21005 (ARCHMASK): Remove define.
21006 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21007 Use ix86_arch_mask variable instead of ARCHMASK.
21008 * config/i386/i386.c (override_options): Ditto.
21009 (standard_80387_constant_p): Ditto.
21011 2007-03-02 Ian Lance Taylor <iant@google.com>
21013 Used signed infinities in VRP.
21014 * tree-vrp.c (uses_overflow_infinity): New static function.
21015 (supports_overflow_infinity): New static function.
21016 (make_overflow_infinity): New static function.
21017 (negative_overflow_infinity): New static function.
21018 (positive_overflow_infinity): New static function.
21019 (is_negative_overflow_infinity): New static function.
21020 (is_positive_overflow_infinity): New static function.
21021 (is_overflow_infinity): New static function.
21022 (overflow_infinity_range_p): New static function.
21023 (compare_values_warnv): New function split out of compare_values.
21024 (compare_value): Call it.
21025 (set_value_range_to_nonnegative): Add overflow_infinity
21026 parameter. Change caller.
21027 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21029 (vrp_expr_computes_nonzero): Likewise.
21030 (compare_ranges, compare_range_with_value): Likewise.
21031 (compare_name_with_value, compare_names): Likewise.
21032 (vrp_evaluate_conditional): Likewise.
21033 (set_value_range): Handle infinity
21034 (vrp_operand_equal_p, operand_less_p): Likewise.
21035 (extract_range_from_assert): Likewise.
21036 (vrp_int_const_binop): Likewise.
21037 (extract_range_from_binary_expr): Likewise.
21038 (extract_range_from_unary_expr): Likewise.
21039 (extract_range_from_comparison): Likewise.
21040 (extract_range_from_expr): Likewise.
21041 (dump_value_range): Likewise.
21042 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21043 (test_for_singularity): Likewise.
21044 (vrp_int_const_binop): Remove inline qualifier.
21045 (adjust_range_with_scev): Add comment.
21046 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21048 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21050 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21051 (get_constraint_for): Likewise.
21052 (do_structure_copy): Likewise.
21053 (find_func_aliases): Fix references to MODIFY_EXPR.
21054 (intra_create_variable_infos): Tidy.
21055 * tree-ssa-operands.c (add_virtual_operand): Add argument
21057 When adding members of alias sets, if IS_CALL_SITE is true and
21058 the symbol is not call-clobbered, skip it.
21059 Adjust all callers.
21061 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21063 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21064 entry by means of emit_insn_at_entry.
21066 2007-03-02 Richard Henderson <rth@redhat.com>
21068 * expr.h (promoted_input_arg): Remove decl.
21069 * function.c (promoted_input_arg): Merge into ...
21070 * combine.c (setup_incoming_promotions): ... only caller.
21071 Rearrange to avoid double loop.
21073 2007-03-02 Ben Elliston <bje@au.ibm.com>
21074 Peter Bergner <bergner@vnet.ibm.com>
21075 Janis Johnson <janis187@us.ibm.com>
21077 * config/rs6000/dfp.md: New file.
21078 * config/rs6000/rs6000.md: Include dfp.md.
21079 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21080 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21081 and TDmode decimal float modes in FP registers.
21082 (num_insns_constant): Likewise.
21083 (rs6000_legitimate_offset_address_p): Likewise.
21084 (rs6000_legitimize_address): Likewise.
21085 (rs6000_legitimize_reload_address): Likewise.
21086 (rs6000_legitimate_address): Likewise.
21087 (rs6000_emit_move): Likewise.
21088 (function_arg_boundary): Likewise.
21089 (function_arg_advance): Likewise.
21090 (rs6000_darwin64_record_arg_recurse): Likewise.
21091 (function_arg): Likewise.
21092 (rs6000_gimplify_va_arg): Likewise.
21093 (rs6000_split_multireg_move): Likewise.
21094 (rs6000_output_function_epilogue): Likewise.
21095 (rs6000_output_function_epilogue): Likewise.
21096 (rs6000_register_move_cost): Likewise.
21097 (rs6000_function_value): Likewise.
21098 (rs6000_libcall_value): Likewise.
21100 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21102 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21104 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21106 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21107 Use $MULTIDIR to choose between the kernel and RTP headers,
21108 and use $WIND_BASE and $WIND_USR to locate them.
21110 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21112 * config/i386/i386.c (override_options): Put initialization of
21113 ix86_tune_mask and ix86_arch_mask to the correct place.
21115 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21116 Michael Meissner <michael.meissner@amd.com>
21119 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21120 (ARCHMASK): Define.
21121 (TARGET_CMOVE): Use ARCHMASK.
21122 (TARGET_CMPXCHG): Ditto.
21123 (TARGET_CMPXCHG8B): Ditto.
21124 (TARGET_XADD): Ditto.
21125 (TARGET_BSWAP): Ditto.
21126 * config/i386/i386.c (ix86_tune_mask): New global variable.
21127 (ix86_arch_mask): Ditto.
21128 (override_options): Initialize ix86_tune_mask and
21129 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21132 2007-03-02 Ben Elliston <bje@au.ibm.com>
21135 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21137 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21139 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21140 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21141 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21142 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21144 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21145 rs6000_init_dwarf_reg_sizes_extra): New.
21146 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21147 SPE register high parts.
21149 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21151 * Makefile.in: Add install-pdf target as
21152 copied from automake v1.10 rules.
21153 * configure.ac: Add install-pdf to target list.
21154 * configure: Regenerate.
21156 2007-03-01 Paul Brook <paul@codesourcery.com>
21158 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21159 modes to LDRD for DImode.
21160 (output_move_double): Fixup out of range ldrd/strd.
21161 (vfp_secondary_reload_class): Rename...
21162 (coproc_secondary_reload_class): ... to this. Add wb argument.
21163 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21164 coproc_secondary_reload_class for CLASS_IWMMXT.
21165 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21166 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21168 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21170 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21171 unroll factor by the estimated number of iterations.
21172 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21173 than prefetch latency.
21175 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21176 decode_caches_intel, detect_caches_intel): New functions.
21177 (host_detect_local_cpu): Use detect_caches_amd and
21178 detect_caches_intel.
21180 2007-03-01 Richard Henderson <rth@redhat.com>
21182 * expr.c (emit_move_complex_push): Export.
21183 (emit_move_complex_parts): Split out from ...
21184 (emit_move_complex): ... here.
21185 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21186 * config/i386/i386.md (movcdi): New.
21188 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21190 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21191 size of mode1 to check for tieable modes in MMX case.
21193 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21195 * Makefile.in (rtlanal.o): Depend on tree.h.
21196 * rtl.h (offset_within_section_p, split_const): Declare.
21197 * rtlanal.c: Include tree.h.
21198 (offset_within_block_p): New function, taken from
21199 mips_offset_within_object_p.
21200 (split_const): New function, taken from mips_split_const.
21201 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21203 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21204 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21205 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21206 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21207 (m68k_illegitimate_symbolic_constant_p): New function.
21208 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21209 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21210 symbolic constant that might be outside the symbol's section,
21211 move the symbol first and then add the offset.
21212 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21214 * config/mips/mips.c (mips_split_const): Delete.
21215 (mips_offset_within_object_p): Delete.
21216 (mips_symbolic_constant_p): Use offset_within_section_p and
21217 split_const instead of mips_offset_within_object_p and
21219 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21220 (mips_legitimize_const_move, print_operand_reloc)
21221 (mips_dangerous_for_la25_p): Use split_const instead of
21224 2007-02-28 Eric Christopher <echristo@apple.com>
21226 * Makefile.in (install-include-dir): Don't rm -rf include.
21228 2007-02-28 Richard Guenther <rguenther@suse.de>
21230 PR middle-end/30364
21231 * fold-const.c (fold_binary): Do not associate expressions
21232 with more than one variable for integer types that do not wrap.
21234 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21236 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21237 Delete, and replace with...
21238 (fold_builtin_call_array): This. Update callers to use it.
21239 * fold-const.c (fold_build_call_list): Delete, and replace with...
21240 (fold_build_call_array): This.
21241 (fold_build_call_list_initializer): Delete, and replace with...
21242 (fold_build_call_array_initializer): This.
21243 * tree.h: Update declarations to reflect above changes.
21245 * c-typeck.c (build_function_call): Store converted arguments
21246 in a stack-allocated array instead of building a list.
21247 (convert_arguments): Store arguments in the array passed in as an
21248 argument, and return the actual number of arguments.
21249 * c-format.c: (check_function_format): Pass arguments in an
21250 array instead of a list.
21251 * c-common.c (check_function_nonnull): Likewise.
21252 (check_function_sentinel): Likewise.
21253 (check_function_arguments): Likewise.
21254 * c-common.h: Update declarations to reflect above changes.
21256 2007-02-28 Jan Hubicka <jh@suse.cz>
21258 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21259 PRED_NEGATIVE_RETURN): Update outcomes.
21261 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21263 * calls.c (emit_library_call_value_1): Handle partial registers
21264 correctly when building up CALL_INSN_FUNCTION_USAGE.
21266 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21268 * pa/predicates.md (move_src_operand): Allow zero for mode.
21269 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21272 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21275 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21276 *movv2df_internal): Enable pattern only for valid operand
21278 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21279 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21281 2007-02-27 Mike Stump <mrs@apple.com>
21283 * config/darwin-crt3.c: Avoid compilation when compiling for a
21286 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21288 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21290 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21291 for fixed headers and limits.h.
21292 (install-include-dir, install-headers-tar, install-headers-cpio,
21293 install-headers-cp, real-install-headers-tar,
21294 real-install-headers-cpio, real-install-headers-cp): Handle
21295 include-fixed as well as include.
21296 (install-mkheaders): Don't install files that go only in include
21298 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21299 from GCC_INCLUDE_DIR.
21300 * gcc.c (process_command): Remove special -BstageN/ handling.
21301 (do_spec_1): Add include-fixed directories.
21303 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21305 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21307 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21309 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21312 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21314 * c-common.c (get_priority): Add check for
21315 SUPPORTS_INIT_PRIORITY.
21317 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21319 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21321 * config/bfin/bfin.c: Include "cfglayout.h".
21322 (MAX_LSETUP_DISTANCE): New macro.
21323 (struct loop_info): New members incoming, incoming_src and
21324 incoming_dest. Delete member predecessor.
21325 (length_for_loop): New function.
21326 (bfin_optimize_loop): Handle more different loop structures.
21327 (bfin_discover_loop): Rework detection of predecessor blocks by
21328 examining incoming edges.
21329 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21331 (bfin_reorder_loops): New function.
21332 (bfin_reorg_loops): Use these three new functions.
21334 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21335 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21336 (CONSTRAINT_LEN): Add entry for 'q'.
21337 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21338 Add 'q' constraints.
21339 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21340 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21342 * config/bfin/bfin.md (add_with_carry): New pattern.
21343 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21344 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21345 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21346 support unsigned multiplies too. Removed incorrect commutativity from
21347 operand 1 constraint where appropriate.
21348 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21350 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21351 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21353 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21354 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21355 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21356 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21357 usmulhisi_hh_huh): New patterns.
21359 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21360 lshifthi3): Fix output template to use half reg for operand 2.
21362 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21365 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21367 2007-02-27 Andreas Schwab <schwab@suse.de>
21369 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21371 2007-02-27 Jan Hubicka <jh@suse.cz>
21373 * predict.c (last_basic_block_p): Remove.
21374 (tree_estimate_probability): Update return heuristic for commonized
21377 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21379 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21381 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21383 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21384 * doc/cpp.texi: Standardize title page.
21385 * doc/cppinternals.texi: Likewise.
21386 * doc/gcc.texi: Standardize title page, remove version number
21387 from copyright page.
21388 * doc/gccint.texi: Likewise.
21389 * doc/install.texi: Standardize title page, add table of
21392 2007-02-26 Jan Hubicka <jh@suse.cz>
21394 * predict.def: Set outcomes according to more recent results.
21395 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21396 Remove dead predictors.
21397 * predict.c (return_prediction): Fix pasto.
21399 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21401 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21402 change; avoid a memory leak when returning early.
21404 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21406 * c-decl.c (static_ctors): Move to c-common.c.
21407 (static_dtors): Likewise.
21408 (finish_function): Use c_record_cdtor_fn.
21409 (build_cdtor): Move to c-common.c.
21410 (c_write_global_declarations): Use c_build_cdtor_fns.
21411 * c-common.h (static_ctors): Declare.
21412 (static_dtors): Likewise.
21413 (c_record_cdtor_fn): Likewise.
21414 (c_build_cdtor_fns): Likewise.
21415 * c-common.c (static_ctors): New variable.
21416 (static_dtors): Likewise.
21417 (c_record_cdtor_fn): New function.
21418 (build_cdtor): Move from c-decl.c
21419 (c_build_cdtor_fns): New function.
21421 * output.h (assemble_addr_to_section): Declare.
21422 (get_cdtor_priority_section): Likewise.
21423 * varasm.c (assemble_addr_to_section): New function.
21424 (get_cdtor_priority_section): Likewise.
21425 (default_named_section_asm_out_destructor): Use them.
21426 (destor_dtor_section_asm_out_destructor): Likewise.
21427 (default_named_section_asm_out_constructor): Likewise.
21428 (default_ctor_section_asm_out_constructor): Likewise.
21429 * config.gcc (*-*-vxworks*): Include vxworks.o.
21430 * config/t-vxworks (vxworks.o): New target.
21431 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21432 (TARGET_ASM_CONSTRUCTOR): Define.
21433 (TARGET_ASM_DESTRUCTOR): Likewise.
21434 (vxworks_asm_out_constructor): Declare.
21435 (vxworks_asm_out_destructor): Likewise.
21437 * c-common.c (get_priority): Check that we have not just an
21438 INTEGER_CST, but an integer constant with integeral type.
21440 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21442 PR tree-optimization/30938
21443 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21444 use &dt[nargs-1] instead of &dt[nargs] in the call to
21445 vect_is_simple_use().
21447 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21449 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21450 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21451 Do not attempt to handle MEM inside auto-inc expressions.
21452 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21453 of a register modified by an auto-inc expression. However, do handle
21454 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21455 (elimination_effects): Prohibit elimination of a register modified
21456 by an auto-inc expression. Disable register elimination rules whose
21457 target register is modified by an auto-inc expression with variable
21460 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21462 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21464 (array_at_struct_end_p): New function.
21465 (idx_infer_loop_bounds): Use it.
21466 (estimate_numbers_of_iterations_loop): Export.
21467 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21468 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21469 (tree_estimate_probability): Call record_loop_exits.
21470 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21471 (estimated_loop_iterations, estimated_loop_iterations_int,
21472 estimated_loop_iterations_tree): New functions.
21473 (analyze_siv_subscript_cst_affine,
21474 compute_overlap_steps_for_affine_1_2,
21475 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21476 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21477 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21478 (PRED_LOOP_ITERATIONS_GUESSED): New.
21479 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21480 * cfgloop.h (estimate_numbers_of_iterations_loop,
21481 estimated_loop_iterations_int): Declare.
21483 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21485 * doc/extend.texi: Document optional priority argument to
21486 constructors and destructors.
21487 * tree.c (init_priority_for_decl): Adjust GTY markers.
21488 (init_ttree): Use priority-info hash functions for
21489 init_priority_for_decl.
21490 (tree_map_eq): Rename to ...
21491 (tree_map_base_eq): ... this.
21492 (tree_map_marked_p): Rename to ...
21493 (tree_map_base_marked_p): ... this.
21494 (tree_map_base_hash): New function.
21495 (decl_init_priority_lookup): Rework.
21496 (decl_fini_priority_lookup): New function.
21497 (decl_priority_info): New function.
21498 (decl_init_priority_insert): Use it.
21499 (decl_fini_priority_insert): Likewise.
21500 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21502 (decl_restrict_base_insert): Likewise.
21503 (decl_debug_expr_insert): Likewise.
21504 (decl_value_expr_lookup): Likewise.
21505 (decl_value_expr_insert): Likewise.
21506 * tree.h (priority_type): New type.
21507 (decl_init_priority_lookup): Use priority_type.
21508 (decl_fini_priority_lookup): New function.
21509 (decl_init_priority_insert): Use priority_type.
21510 (decl_fini_priority_insert): New function.
21511 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21512 (DECL_INIT_PRIORITY): Likewise.
21513 (SET_DECL_INIT_PRIORITY): Add comment.
21514 (DECL_FINI_PRIORITY): New macro.
21515 (SET_DECL_FINI_PRIORITY): Likewise.
21516 (DEFAULT_INIT_PRIORITY): Document.
21517 (MAX_INIT_PRIORITY): Likewise.
21518 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21519 (tree_map_base): New type.
21520 (tree_map_base_eq): New function.
21521 (tree_map_base_hash): Likewise.
21522 (tree_map_base_marked_p): Likewise.
21523 (tree_map): Inherit from tree_map_base.
21524 (tree_map_eq): Make it a macro.
21525 (tree_map_marked_p): Likewise.
21526 (tree_int_map): Inherit from tree_map_base.
21527 (tree_int_map_eq): Make it a macro.
21528 (tree_int_map_hash): Likewise.
21529 (tree_int_map_marked_p): Likewise.
21530 (tree_priority_map): New type.
21531 (tree_priority_map_eq): New macro.
21532 (tree_priority_map_hash): Likewise.
21533 (tree_priority_map_marked_p): Likewise.
21534 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21536 (emutls_common_1): Likewise.
21537 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21538 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21539 of tree_map hierarchy.
21540 * tree-cfg.c (move_stmt_r): Likewise.
21541 (new_label_mapper): Likewise.
21542 * c-tree.h (c_expand_body): Move to ...
21543 * c-common.h (c_expand_body): ... here.
21544 * c-decl.c (c_expand_body): Move to ...
21545 * c-common.c (c_expand_body): ... here.
21546 (c_common_attribute_table): Allow 1 argument for the constructor
21547 and destructor attributes.
21548 (get_priority): New function.
21549 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
21550 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
21552 2007-02-24 Jan Hubicka <jh@suse.cz>
21554 PR middle-end/30509
21555 * tree-inline.c (copy_bb): Produce exact copy of EH info when
21556 copying for inlining.
21558 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21559 Jan Hubicka <jh@suse.cz>
21562 * i386.c (counter_mode): New function.
21563 (expand_set_or_movmem_via_loop): Use it.
21564 (expand_movmem_epilogue): Likewise; fix pasto.
21565 (ix86_expand_movmem): Do emit guard even for constant counts.
21566 (ix86_expand_setmem): Likewise.
21568 2007-02-25 Nick Clifton <nickc@redhat.com>
21570 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
21571 (JUMP_TABLES_IN_TEXT_SECTION): Define.
21573 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21576 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
21577 count argument with 0x10, not with 0x16.
21578 (expand_setmem_epilogue): Ditto.
21580 2007-02-24 Mike Stump <mrs@apple.com>
21582 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
21585 2007-02-24 Richard Guenther <rguenther@suse.de>
21587 PR middle-end/30951
21588 * fold-const.c (fold_binary): Fold x +- CST op x for
21589 EQ_EXPR and NE_EXPR.
21591 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21593 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
21595 2007-02-24 Jan Hubicka <jh@suse.cz>
21597 * cgraphunit.c (decide_is_function_needed): Honor
21598 -fkeep-inline-functions.
21600 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21602 * builtins.c (fold_builtin_modf): New.
21603 (fold_builtin_2): Use it.
21605 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
21607 * loop-iv.c (implies_p): Detect additional cases where A implies B.
21608 (determine_max_iter): Take additional LOOP arg; all callers changed.
21609 Lose broken logic dealing with PLUS. Try to limit the upper bound by
21610 one using simplifications.
21611 (simplify_using_initial_values): Return if the expression becomes
21612 invalid due to altered regs.
21614 2007-02-23 DJ Delorie <dj@redhat.com>
21616 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
21618 2007-02-23 Mike Stump <mrs@apple.com>
21620 * tlink.c (scan_linker_output): Parse linker messages from
21621 darwin9's linker better.
21623 2007-02-23 Steve Ellcey <sje@cup.hp.com>
21626 * varpool.c (varpool_assemble_pending_decls): Set
21627 varpool_last_needed_node to null.
21629 2007-02-23 DJ Delorie <dj@redhat.com>
21631 * config/i386/i386.c (ix86_data_alignment): Don't specify an
21632 alignment bigger than the object file can handle.
21634 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
21637 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
21638 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
21639 (*movsf_1): Penalize MMX moves.
21641 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
21643 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
21644 2^32-1 or more times unless flag_unsafe_loop_optimizations.
21646 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
21648 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21650 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
21651 (fold_builtin_1): Use them.
21652 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21653 BUILT_IN_SIGNIFICAND.
21655 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
21657 * config/i386/i386.c (bdesc_1arg): Initialize
21658 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
21659 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
21660 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
21661 and IX86_BUILTIN_MOVSLDUP.
21663 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
21665 PR rtl-optimization/30841
21666 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
21668 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21670 * builtins.c (fold_builtin_frexp): New.
21671 (fold_builtin_2): Use it.
21673 2007-02-22 Mark Mitchell <mark@codesourcery.com>
21675 * doc/invoke.texi (Spec Files): Document getenv spec function.
21677 * gcc.c (getenv_spec_function): New function.
21678 (static_spec_functions): Add it.
21679 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
21680 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
21683 2007-02-22 Michael Matz <matz@suse.de
21686 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
21687 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
21689 2007-02-22 Ian Lance Taylor <iant@google.com>
21692 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
21693 (mem_loc_descriptor): Call it.
21695 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
21696 Ira Rosen <irar@il.ibm.com>
21698 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
21700 2007-02-22 Ira Rosen <irar@il.ibm.com>
21702 PR tree-optimization/30843
21703 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
21704 stores only after all the group is vectorized.
21706 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
21708 PR tree-optimization/30858
21709 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
21710 in the reduction cycle have a single use in the loop.
21711 * tree-vectorizer.h (relevant): Add documentation.
21713 2007-02-20 Mike Stump <mrs@apple.com>
21715 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
21716 * configure: Regenerate.
21718 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21720 Change the defaults of some parameters and options.
21721 * config/spu/spu-protos.h (spu_optimization_options): Declare.
21722 * config/spu/spu.c (spu_optimization_options): Add.
21723 (spu_override_options): Change params in spu_optimization_options.
21724 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
21726 Register 127 is only 16 byte aligned when used as a frame pointer.
21727 * config/spu/spu-protos.h (spu_init_expanders): Declare.
21728 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
21729 HARD_FRAME_POINTER_REGNUM.
21730 (spu_legitimate_address): Use regno_aligned_for_reload.
21731 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
21732 aligned when frame_pointer_needed is true.
21733 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
21735 * config/spu/spu.h (INIT_EXPANDERS): Define.
21737 Make sure shift and rotate instructions have valid immediate operands.
21738 * config/spu/predicates.md (spu_shift_operand): Remove.
21739 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
21740 * config/spu/constraints.md (W, O): Extend range.
21741 * config/spu/spu.md (umask, nmask): Define.
21742 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
21743 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
21744 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
21745 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
21746 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
21747 (lshr<mode>3_reg): Fix rtl description.
21749 Make sure mulhisi immediate operands are valid.
21750 * config/spu/predicates.md (imm_K_operand): Add.
21751 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
21753 Generate constants using fsmbi and andi.
21754 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
21755 (print_operand, spu_split_immediate, classify_immediate,
21756 fsmbi_const_p): Handle IC_FSMBI2.
21758 Correctly handle a CONST_VECTOR containing symbols.
21759 * config/spu/spu.c (print_operand): Handle HIGH correctly.
21760 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
21761 (immediate_load_p): Allow symbols that use 2 instructions to create.
21762 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
21763 with symbols when flag_pic is set.
21764 (const_vector_immediate_p): New.
21765 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
21766 accept a CONST_VECTOR with symbols.
21767 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
21768 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
21770 * config/spu/spu.md (high, low): Delete.
21771 (low_<mode>): Define.
21773 Remove INTRmode and INTR_REGNUM, which didn't work.
21774 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
21776 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
21777 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
21778 peephole2 pattern): Don't use INTR or 131.
21779 (movintrcc): Delete.
21780 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
21781 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
21782 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
21783 (UNSPEC_SET_INTR): Add.
21784 * config/spu/spu-modes.def (INTR): Remove.
21786 More accurate warnings about run-time relocations.
21787 * config/spu/spu.c (reloc_diagnostic): Test in_section.
21789 Correctly warn about immediate arguments to specific intrinsics.
21790 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
21791 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
21792 the instruction predicate.
21794 Fix tree check errors with latest update.
21795 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
21797 (spu_expand_builtin): Use CALL_EXPR_FN.
21799 Add missing specific intrinsics.
21800 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
21802 * config/spu/spu_internals.h: Ditto.
21804 Fix incorrect operand modifiers.
21805 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
21806 * config/spu/spu.md (xor<mode>3): Change %S to %J.
21808 Optimize one case of zero_extend of a vec_select.
21809 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
21811 Accept any immediate for hbr.
21812 * config/spu/spu.md (hbr): Change s constraints to i.
21814 2007-02-21 Paul Brook <paul@codesourcery.com>
21816 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
21817 condexec_count when skipping USE and CLOBBER.
21819 2007-02-21 Nick Clifton <nickc@redhat.com>
21821 * common.opt (Warray-bounds): Add Warning attribute.
21822 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
21824 (fsized-zeroes): Add Optimization attribute.
21825 (fsplit-wide-types, ftree-scev-cprop): Likewise.
21826 * c.opt (Wc++0x-compat): Add Warning attribute.
21828 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
21830 PR middle-end/30761
21831 * reload1.c (eliminate_regs_in_insn): In the single_set special
21832 case, attempt to re-recognize the insn before falling back to
21833 having reload fix it up.
21835 2007-02-20 Eric Christopher <echristo@gmail.com>
21837 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
21838 Rewrite accordingly.
21839 (frv_read_iacc_argument): Ditto.
21840 (frv_expand_set_builtin): Take a call instead of arglist, update for
21842 (frv_expand_unop_builtin): Ditto.
21843 (frv_expand_binop_builtin): Ditto.
21844 (frv_expand_cut_builtin): Ditto.
21845 (frv_expand_binopimm_builtin): Ditto.
21846 (frv_expand_voidbinop_builtin): Ditto.
21847 (frv_expand_int_void2arg): Ditto.
21848 (frv_expand_prefetches): Ditto.
21849 (frv_expand_voidtriop_builtin): Ditto.
21850 (frv_expand_voidaccop_builtin): Ditto.
21851 (frv_expand_load_builtin): Ditto.
21852 (frv_expand_store_builtin): Ditto.
21853 (frv_expand_mdpackh_builtin): Ditto.
21854 (frv_expand_mclracc_builtin): Ditto.
21855 (frv_expand_mrdacc_builtin): Ditto.
21856 (frv_expand_mwtacc_builtin): Ditto.
21857 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
21860 2007-02-20 Janis Johnson <janis187@us.ibm.com>
21862 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
21863 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
21865 (HAVE_GAS_DFP): Check for assembler support of decimal floating
21866 point instructions.
21867 * configure: Regenerate.
21868 * config.in: Regenerate.
21869 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
21870 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
21871 masks to power6 and power6x and to POWERPC_MASKS.
21872 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21874 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
21875 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
21876 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21877 Access PROTOTYPE as variable, not mask.
21879 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21881 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
21882 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
21883 * combine.c (adjust_for_new_dest): Use it.
21884 * postreload.c (reload_combine): Likewise.
21886 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21888 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
21889 notes on an insn with multiple sets, even if single_set returns
21890 non-NULL for that insn.
21892 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21894 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
21895 scalbn and scalbln.
21897 2007-02-20 Geoffrey Keating <geoffk@apple.com>
21899 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
21900 if user didn't pass it.
21901 * config/i386/darwin.h (CC1_SPEC): Likewise.
21902 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
21903 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
21904 -mmacosx-version-min.
21906 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21907 Uros Bizjak <ubizjak@gmail.com>
21909 * optabs.h (enum optab_index): Add new OTI_scalb.
21910 (scalb_optab): Define corresponding macro.
21911 * optabs.c (init_optabs): Initialize scalb_optab.
21912 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
21914 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
21915 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
21916 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
21917 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
21918 flag_unsafe_math_optimizations is set.
21920 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
21921 to implement scalbf, scalb and scalbl built-ins as inline x87
21924 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21925 DJ Delorie <dj@redhat.com>
21928 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
21929 (diagnostic_report_diagnostic): ... here, and turn them into real
21930 errors. If warnings are inhibited, no need to do anything.
21932 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
21934 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
21935 better code generation.
21937 2007-02-20 Ben Elliston <bje@au.ibm.com>
21939 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
21941 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
21943 * config/alpha/alpha.c, config/alpha/alpha.md,
21944 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
21945 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
21946 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
21947 config/arm/lib1funcs.asm: Follow spelling conventions.
21949 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
21950 config/fr30/fr30.md, config/i386/i386.h,
21951 config/iq2000/iq2000.h, config/iq2000/predicates.md,
21952 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
21953 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
21954 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
21955 config/rs6000/altivec.md, config/rs6000/rs6000.c,
21956 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
21957 config/sparc/sparc.c, config/sparc/sparc.h,
21958 config/sparc/sparc.md, config/spu/constraints.md,
21959 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
21962 2007-02-20 Alan Modra <amodra@bigpond.net.au>
21965 * varasm.c (use_blocks_for_decl_p): Return false for decls with
21968 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21970 * doc/invoke.texi (-ftree-lrs): Remove.
21972 2007-02-19 Diego Novillo <dnovillo@redhat.com>
21974 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
21977 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
21979 * config/ia64/ia64.c (ia64_expand_builtin): Use the
21980 new CALL_EXPR_FN macro for retrieving the function
21981 declaration of the input expression.
21983 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21985 * c.opt (Waddress): New.
21986 * common.opt (Walways-true): Delete.
21987 (Wstring-literal-comparison): Delete.
21988 * doc/invoke.texi (Warning Options): Delete -Walways-true and
21989 -Wstring-literal-comparison. Add -Waddress.
21991 (Walways-true): Delete.
21992 (Wstring-literal-comparison): Delete.
21993 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
21994 consistently instead of -Walways-true in example.
21995 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
21996 * c-typeck.c (parser_build_binary_op): Replace
21997 -Wstring-literal-comparison and -Walways-true with -Waddress.
21998 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22001 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22003 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22004 without DECL_STRUCT_FUNCTION initialized.
22006 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22008 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22009 due to calls to functions taking pointers as parameters.
22011 2007-02-19 Richard Henderson <rth@redhat.com>
22014 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22017 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22019 * config/s390/s390.c (s390_call_saved_register_used,
22020 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22021 accessed to the new scheme.
22023 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22025 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22026 (cris_print_index, cris_print_operand, cris_print_operand_address)
22027 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22028 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22029 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22030 GET_CODE () == xxx.
22031 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22032 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22033 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22034 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22035 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22036 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22037 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22038 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22039 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22040 (uminsi3, call, call_value): Ditto.
22041 (define_split: indir_to_reg_split, unnamed): Ditto.
22043 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22045 PR tree-optimization/30975
22046 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22049 2007-02-18 Eric Christopher <echristo@gmail.com>
22051 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22052 Remove use of arglist.
22053 (mips_expand_builtin): Remove use of arglist, pass in expr.
22054 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22055 (mips_expand_builtin_movtf): Ditto.
22056 (mips_expand_builtin_compare): Ditto.
22058 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22060 * tree-sra.c (sra_build_assignment): Replace assertion
22061 checking with a comment explaining why it can't be done.
22063 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22065 PR middle-end/30833
22066 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22067 during CALL_EXPR representation conversion.
22068 * tree-ssa-propagate.c (set_rhs): Likewise.
22070 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22072 * tree-sra.c (sra_build_assignment): Disable assertion checking
22075 2007-02-18 Roger Sayle <roger@eyesopen.com>
22077 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22078 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22079 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22081 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22082 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22083 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22084 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22085 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22086 force_gimple_operand): Likewise.
22087 * ipa-cp.c (constant_val_insert): Likewise.
22088 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22089 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22090 perfect_nestify): Likewise.
22091 * langhooks.c (lhd_omp_assignment): Likewise.
22092 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22093 lower_copyprivate_clauses, lower_send_clauses,
22094 lower_send_shared_vars, expand_parallel_call,
22095 expand_omp_for_generic, expand_omp_for_static_nochunk,
22096 expand_omp_for_static_chunk, expand_omp_sections,
22097 lower_omp_single_copy, lower_omp_for_lastprivate,
22098 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22099 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22100 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22103 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22105 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22106 config/sh/sh.md: Follow spelling conventions.
22108 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22109 config/frv/predicates.md: Follow spelling conventions.
22111 * config/m68k/linux-unwind.h: Fix a comment typo.
22112 * target.h: Follow spelling conventions.
22114 2007-02-18 Roger Sayle <roger@eyesopen.com>
22116 PR rtl-optimization/28173
22117 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22118 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22119 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22120 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22121 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22123 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22125 * builtins.c (fold_builtin_load_exponent): New.
22126 (fold_builtin_2): Use it.
22128 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22130 PR rtl-optimization/30773
22131 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22132 if we fail to attach a REG_EQUIV note.
22134 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22135 Roger Sayle <roger@eyesopen.com>
22137 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22139 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22141 * calls.c (initialize_argument_information): Pass original EXP
22142 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22143 code to split complex arguments here, as part of initializing the
22145 (expand_call): Remove code that builds a list of arguments and
22146 inserts implicit arguments into it. Instead, just count how many
22147 implicit arguments there will be so we can determine the size of
22148 the ARGS array, and let initialize_argument_information do the work.
22149 (split_complex_values): Delete unused function.
22151 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22153 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22155 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22157 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22158 for arg pointer based indexed addressing.
22160 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22162 * config/ia64/ia64.h, config/ia64/ia64.md,
22163 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22164 spelling conventions.
22166 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22168 * config/m68k/m68k.c (split_di): New.
22169 * config/m68k/m68k-protos.h: Declare split_di.
22170 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22171 Improve predicate handling and split constant shifts.
22173 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22175 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22176 parameter for register bitfield operations, general predicates
22179 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22181 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22182 * config/m68k/linux-unwind.h: New file.
22184 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22186 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22187 config/i386/athlon.md, config/ia64/ia64.md,
22188 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22189 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22190 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22191 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22192 tree-vect-transform.c: Fix comment typos.
22194 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22196 * sched-deps.c (find_insn_list): Remove.
22197 * sched-int.h: Remove the prototype for find_insn_list.
22199 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22201 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22203 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22204 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22205 darwin_rs6000_override_options.
22206 (C_COMMON_OVERRIDE_OPTIONS): Expect
22207 darwin_macosx_version_min to be non-NULL always.
22208 (TARGET_C99_FUNCTIONS): Likewise.
22209 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22210 (DARWIN_MINVERSION_SPEC): New.
22211 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22212 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22214 (DARWIN_MINVERSION_SPEC): New.
22215 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22217 * config/darwin-c.c (darwin_cpp_builtins): Expect
22218 darwin_macosx_version_min to be non-NULL always.
22220 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22222 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22224 * config/i386/i386.h (x86_use_xchgb): New.
22225 (TARGET_USE_XCHGB): New macro.
22226 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22227 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22228 Split after reload into bswaphi for shifts of 8.
22229 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22230 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22231 or when optimizing for size.
22233 2007-02-16 Richard Guenther <rguenther@suse.de>
22234 Christian Bruel <christian.bruel@st.com>
22236 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22237 DECLs but prefer SSA_NAMEs over DECLs.
22239 2007-02-16 Richard Guenther <rguenther@suse.de>
22241 * tree-flow-inline.h (single_imm_use_p): Remove.
22242 (zero_imm_uses_p): Likewise.
22243 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22244 instead of single_imm_use_p.
22245 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22248 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22251 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22252 nested double- and backquotes.
22254 2007-02-15 Roger Sayle <roger@eyesopen.com>
22256 PR middle-end/30391
22257 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22258 should be unreachable.
22259 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22260 For the time being redirect GIMPLE_MODIFY_STMT to the new
22261 (renamed) build_gimple_modify_stmt_stat.
22262 (build2_gimple_stat): Rename to...
22263 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22264 Always build a GIMPLE_MODIFY_STMT node.
22265 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22266 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22269 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22270 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22271 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22272 expand_complex_div_wide): Likewise.
22273 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22274 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22275 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22276 * tree-ssa-loop-manip.c (create_iv): Likewise.
22277 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22278 abs_replacement): Likewise.
22279 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22280 realify_fake_stores): Likewise.
22282 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22283 node rather than a GIMPLE_MODIFY_STMT node.
22284 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22285 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22287 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22288 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22289 GIMPLE_MODIFY_STMT.
22291 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22293 PR middle-end/30433
22294 * fold-const.c (fold_comparison): Add back the
22295 folding of constant complex comparisions.
22297 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22299 PR middle-end/30729
22300 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22301 effects unknown to this function, return early.
22303 2007-02-15 Ian Lance Taylor <iant@google.com>
22305 * lower-subreg.c (move_eh_region_note): New static function.
22306 (resolve_simple_move): Call it.
22307 (decompose_multiword_subregs): Track blocks for which we resolve a
22308 simple move which is also a control flow insn. Pass them to
22309 find_many_sub_basic_blocks.
22310 (pass_lower_subreg): Add TODO_verify_flow.
22311 (pass_lower_subreg2): Likewise.
22313 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22314 Brooks Moses <brooks.moses@codesourcery.com>
22315 Lee Millward <lee.millward@codesourcery.com>
22317 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22318 (VL_EXP_CLASS_P): New.
22319 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22321 (TREE_OPERAND_CHECK_CODE): Likewise.
22322 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22323 (TREE_RTL_OPERAND_CHECK): Likewise.
22324 (tree_operand_check_failed): Make second parameter the whole tree
22325 instead of its code. Fixed callers.
22326 (VL_EXP_CHECK): New.
22327 (TREE_OPERAND_LENGTH): New.
22328 (VL_EXP_OPERAND_LENGTH): New.
22329 (CALL_EXPR_FN): New.
22330 (CALL_EXPR_STATIC_CHAIN): New.
22331 (CALL_EXPR_ARGS): New.
22332 (CALL_EXPR_ARG): New.
22333 (call_expr_nargs): New.
22334 (CALL_EXPR_ARGP): New.
22335 (build_nt_call_list): Declare.
22336 (build_vl_exp_stat): Declare.
22337 (build_vl_exp): New.
22338 (build_call_list): Declare.
22339 (build_call_nary): Declare.
22340 (build_call_valist): Declare.
22341 (build_call_array): Declare.
22342 (call_expr_arg): Declare.
22343 (call_expr_argp): Declare.
22344 (call_expr_arglist): Declare.
22345 (fold_build_call_list): Declare.
22346 (fold_build_call_list_initializer): Declare.
22347 (fold_call_expr): Declare to replace fold_builtin.
22348 (fold_builtin_fputs): Update to agree with modified definition.
22349 (fold_builtin_strcpy): Likewise.
22350 (fold_builtin_strncpy): Likewise.
22351 (fold_builtin_memory_chk): Likewise.
22352 (fold_builtin_stxcpy_chk): Likewise.
22353 (fold_builtin_strncpy_chk): Likewise.
22354 (fold_builtin_next_arg): Likewise.
22355 (fold_build_call_expr): Declare.
22356 (fold_builtin_call_list): Declare.
22357 (fold_builtin_call_valist): Declare.
22358 (build_call_expr): Declare.
22359 (validate_arglist): Update to agree with modified definition.
22360 (tree_operand_length): New.
22361 (call_expr_arg_iterator): New.
22362 (init_call_expr_arg_iterator): New.
22363 (next_call_expr_arg): New.
22364 (first_call_expr_arg): New.
22365 (more_call_expr_args_p): New.
22366 (FOR_EACH_CALL_EXPR_ARG): New.
22368 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22369 and tcc_gimple_stmt.
22370 (tree_code_size): Update documentation. Use sizeof (tree) rather
22371 than sizeof (char *).
22372 (tree_size): Likewise. Add case for tcc_vl_exp.
22373 (tree_node_structure): Add case for tcc_vl_exp.
22374 (contains_placeholder_p): Likewise.
22375 (substitute_in_expr): Likewise.
22376 (substitute_placeholder_in_expr): Likewise.
22377 (stabilize_reference_1): Likewise.
22378 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22379 to diagnose breakage of this interface for constructing CALL_EXPRs.
22380 (build_nt): Add similar assertion here.
22381 (build_nt_call_list): New.
22382 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22383 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22385 (get_callee_fndecl): Use new CALL_EXPR accessors.
22386 (tree_operand_check_failed): Change parameters to pass entire node
22387 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22388 (process_call_operands): New.
22389 (build_vl_exp_stat): New.
22390 (build_call_list): New.
22391 (build_call_nary): New.
22392 (build_call_valist): New.
22393 (build_call_array): New.
22394 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22395 (call_expr_arglist): New.
22397 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22398 tcc_vl_exp instead of a fixed-size tcc_expression.
22400 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22401 accessors for CALL_EXPRs.
22402 (AGGR_INIT_EXPR): Likewise.
22404 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22405 Brooks Moses <brooks.moses@codesourcery.com>
22406 Lee Millward <lee.millward@codesourcery.com>
22408 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22409 (expand_builtin_nonlocal_goto): Change parameter to be entire
22410 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22411 (expand_builtin_prefetch): Likewise.
22412 (expand_builtin_classify_type): Likewise.
22413 (mathfn_built_in): Return NULL_TREE instead of 0.
22414 (expand_errno_check): Use new CALL_EXPR accessors.
22415 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22416 Return NULL_RTX instead of 0.
22417 (expand_builtin_mathfn_2): Likewise.
22418 (expand_builtin_mathfn_3): Likewise.
22419 (expand_builtin_interclass_mathfn): Likewise.
22420 (expand_builtin_sincos): Likewise.
22421 (expand_builtin_cexpi): Likewise.
22422 (expand_builtin_int_roundingfn): Likewise.
22423 (expand_builtin_int_roundingfn_2): Likewise.
22424 (expand_builtin_pow): Likewise.
22425 (expand_builtin_powi): Likewise.
22426 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22427 of arglist, fixing callers appropriately. Use new CALL_EXPR
22428 accessors and constructors. Return NULL_RTX instead of 0.
22429 (expand_builtin_strstr): Likewise.
22430 (expand_builtin_strchr): Likewise.
22431 (expand_builtin_strrchr): Likewise.
22432 (expand_builtin_strpbrk): Likewise.
22433 (expand_builtin_memcpy): Likewise.
22434 (expand_builtin_mempcpy): Likewise.
22435 (expand_builtin_mempcpy_args): New.
22436 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22437 (expand_builtin_memmove_args): New.
22438 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22439 (expand_movstr): Likewise.
22440 (expand_builtin_strcpy): Likewise.
22441 (expand_builtin_strcpy_args): New.
22442 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22443 (expand_builtin_strncpy): Likewise.
22444 (expand_builtin_memset): Likewise.
22445 (expand_builtin_memset_args): New.
22446 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22447 (expand_builtin_memcmp): Likewise.
22448 (expand_builtin_strcmp): Likewise.
22449 (expand_builtin_strncmp): Likewise.
22450 (expand_builtin_strcat): Likewise.
22451 (expand_builtin_strncat): Likewise.
22452 (expand_builtin_strspn): Likewise.
22453 (expand_builtin_strcspn): Likewise.
22454 (expand_builtin_args_info): Likewise.
22455 (expand_builtin_va_start): Likewise.
22456 (gimplify_va_arg_expr): Likewise.
22457 (expand_builtin_va_end): Likewise.
22458 (expand_builtin_va_copy): Likewise.
22459 (expand_builtin_frame_address): Likewise.
22460 (expand_builtin_alloca): Likewise.
22461 (expand_builtin_bswap): Likewise.
22462 (expand_builtin_unop): Likewise.
22463 (expand_builtin_fputs): Likewise.
22464 (expand_builtin_expect): Likewise.
22465 (expand_builtin_fabs): Likewise.
22466 (expand_builtin_copysign): Likewise.
22467 (expand_builtin_printf): Likewise.
22468 (expand_builtin_fprintf): Likewise.
22469 (expand_builtin_sprintf): Likewise.
22470 (expand_builtin_init_trampoline): Likewise.
22471 (expand_builtin_signbit): Likewise.
22472 (expand_builtin_fork_or_exec): Likewise.
22473 (expand_builtin_sync_operation): Likewise.
22474 (expand_builtin_compare_and_swap): Likewise.
22475 (expand_builtin_lock_test_and_set): Likewise.
22476 (expand_builtin_lock_release): Likewise.
22477 (expand_builtin): Likewise.
22478 (builtin_mathfn_code): Likewise.
22480 (fold_builtin_constant_p): Pass call arguments individually instead
22481 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22482 accessors and constructors. Return NULL_TREE instead of 0.
22483 (fold_builtin_expect): Likewise.
22484 (fold_builtin_classify_type): Likewise.
22485 (fold_builtin_strlen): Likewise.
22486 (fold_builtin_nan): Likewise.
22487 (integer_valued_real_p): Likewise.
22488 (fold_trunc_transparent_mathfn): Likewise.
22489 (fold_fixed_mathfn): Likewise.
22490 (fold_builtin_cabs): Likewise.
22491 (fold_builtin_sqrt): Likewise.
22492 (fold_builtin_cbrt): Likewise.
22493 (fold_builtin_cos): Likewise.
22494 (fold_builtin_cosh): Likewise.
22495 (fold_builtin_tan): Likewise.
22496 (fold_builtin_sincos): Likewise.
22497 (fold_builtin_cexp): Likewise.
22498 (fold_builtin_trunc): Likewise.
22499 (fold_builtin_floor): Likewise.
22500 (fold_builtin_ceil): Likewise.
22501 (fold_builtin_round): Likewise.
22502 (fold_builtin_int_roundingfn): Likewise.
22503 (fold_builtin_bitop): Likewise.
22504 (fold_builtin_bswap): Likewise.
22505 (fold_builtin_logarithm): Likewise.
22506 (fold_builtin_hypot): Likewise.
22507 (fold_builtin_pow): Likewise.
22508 (fold_builtin_powi): Likewise.
22509 (fold_builtin_exponent): Likewise.
22510 (fold_builtin_memset): Likewise.
22511 (fold_builtin_bzero): Likewise.
22512 (fold_builtin_memory_op): Likewise.
22513 (fold_builtin_bcopy): Deleted; call site changed to invoke
22514 fold_builtin_memory_op directly.
22515 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22516 (fold_builtin_strncpy): Likewise.
22517 (fold_builtin_memcmp): Likewise.
22518 (fold_builtin_strcmp): Likewise.
22519 (fold_builtin_strncmp): Likewise.
22520 (fold_builtin_signbit): Likewise.
22521 (fold_builtin_copysign): Likewise.
22522 (fold_builtin_isascii): Likewise.
22523 (fold_builtin_toascii): Likewise.
22524 (fold_builtin_isdigit): Likewise.
22525 (fold_builtin_fabs): Likewise.
22526 (fold_builtin_abs): Likewise.
22527 (fold_builtin_fmin_fmax): Likewise.
22528 (fold_builtin_carg): Likewise.
22529 (fold_builtin_classify): Likewise.
22530 (fold_builtin_unordered_cmp): Likewise.
22532 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22533 New functions split out from fold_builtin_1.
22534 (fold_builtin_n): New.
22535 (fold_builtin_varargs): New.
22536 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22538 (fold_call_expr): New.
22539 (build_function_call_expr): Rewrite to use new helper function.
22540 (fold_builtin_call_list): New.
22541 (build_call_expr): New.
22542 (fold_builtin_call_valist): New.
22543 (rewrite_call_expr): New.
22544 (validate_arg): New.
22545 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22546 of an arglist. Change return type to bool. Use new CALL_EXPR
22549 (fold_builtin_strstr): Pass call arguments individually instead
22550 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22551 accessors and constructors. Return NULL_TREE instead of 0.
22552 (fold_builtin_strchr): Likewise.
22553 (fold_builtin_strrchr): Likewise.
22554 (fold_builtin_strpbrk): Likewise.
22555 (fold_builtin_strcat): Likewise.
22556 (fold_builtin_strncat): Likewise.
22557 (fold_builtin_strspn): Likewise.
22558 (fold_builtin_strcspn): Likewise.
22559 (fold_builtin_fputs): Likewise.
22560 (fold_builtin_next_arg): Likewise.
22561 (fold_builtin_sprintf): Likewise.
22563 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
22564 NULL_RTX instead of 0.
22565 (expand_builtin_memory_chk): Likewise.
22566 (maybe_emit_chk_warning): Likewise.
22567 (maybe_emit_sprintf_chk_warning): Likewise.
22569 (fold_builtin_object_size): Pass call arguments individually instead
22570 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22571 accessors and constructors. Return NULL_TREE instead of 0.
22572 (fold_builtin_memory_chk): Likewise.
22573 (fold_builtin_stxcpy_chk): Likewise.
22574 (fold_builtin_strncpy_chk): Likewise.
22575 (fold_builtin_strcat_chk): Likewise.
22576 (fold_builtin_strcat_chk): Likewise.
22577 (fold_builtin_strncat_chk): Likewise.
22578 (fold_builtin_sprintf_chk): Likewise.
22579 (fold_builtin_snprintf_chk): Likewise.
22580 (fold_builtin_printf): Likewise.
22581 (fold_builtin_vprintf): Likewise.
22583 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
22585 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
22586 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22587 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
22588 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
22589 (fold_unary): Likewise.
22590 (fold_binary): Likewise.
22591 (fold_ternary): Remove CALL_EXPR case, since they are no longer
22592 ternary expressions.
22593 (fold): Add logic for tcc_vl_exp.
22594 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
22595 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22596 (fold_build3_stat): Add assertion to flag broken interface for
22597 constructing CALL_EXPRs.
22598 (fold_build_call_list): New.
22599 (fold_build_call_list_initializer): New.
22600 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
22602 (fold_strip_sign_ops): Likewise.
22604 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22605 Brooks Moses <brooks.moses@codesourcery.com>
22606 Lee Millward <lee.millward@codesourcery.com>
22608 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
22609 accessors and dump arguments explicitly.
22611 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
22613 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
22615 (print_call_name): Use new CALL_EXPR accessors.
22617 * print-tree.c (print_node): Add case tcc_vl_exp. Print
22618 CALL_EXPR arguments explicitly instead of as a list. Use
22619 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22621 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
22622 (vrp_visit_stmt): Likewise.
22624 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
22625 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
22627 (force_move_till_expr): Likewise.
22629 * targhooks.c (default_external_stack_protect_fail): Use
22630 build_call_expr instead of build_function_call_expr.
22631 (default_hidden_stack_protect_fail): Likewise.
22633 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
22636 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
22637 and walk arguments explicitly.
22639 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
22640 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22641 (expand_simple_operations): Likewise.
22642 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
22644 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
22645 of TREE_CODE_LENGTH.
22646 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
22648 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
22649 instead of TREE_CODE_LENGTH.
22651 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
22652 (tree_ic_transform): Likewise.
22653 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
22654 parameter instead of arglist. Fix callers.
22655 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
22656 (tree_stringops_transform): Likewise.
22657 (tree_indirect_call_to_profile): Likewise.
22658 (tree_stringops_values_to_profile): Likewise.
22660 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
22661 (eliminate_tail_call): Likewise.
22663 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
22665 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22666 Use TREE_OPERAND_LENGTH and generalize to handle any number of
22668 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
22670 * omp-low.c (build_omp_barrier): Use build_call_expr.
22671 (lower_rec_input_clauses): Likewise.
22672 (lower_reduction_clauses): Likewise.
22673 (expand_parallel_call): Likewise.
22674 (maybe_catch_exception): Likewise.
22675 (expand_omp_for_generic): Likewise.
22676 (expand_omp_for_static_nochunk): Likewise.
22677 (expand_omp_sections): Likewise.
22678 (lower_omp_single_simple): Likewise.
22679 (lower_omp_single_copy): Likewise.
22680 (lower_omp_master): Likewise.
22681 (lower_omp_ordered): Likewise.
22682 (lower_omp_critical): Likewise.
22684 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
22685 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
22687 * tree-gimple.c (is_gimple_call_addr): Fix doc.
22688 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
22689 TREE_CODE_LENGTH. Add tcc_vl_exp case.
22691 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
22692 and generalize to handle any number of operands.
22693 (chrec_contains_undetermined): Likewise.
22694 (tree_contains_chrecs): Likewise.
22695 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
22697 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
22699 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
22700 fold_call_expr instead of fold_builtin.
22701 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
22702 match declarations there.
22703 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
22706 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
22707 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22709 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
22710 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
22712 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
22715 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
22716 (execute_cse_sincos): Use new CALL_EXPR accessors.
22718 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
22720 * gimple-low.c (lower_function_body): Use build_call_expr.
22721 (lower_builtin_setjmp): Likewise.
22723 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
22724 (set_storage_via_libcall): Likewise.
22725 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
22726 instead of TREE_CODE_LENGTH.
22727 (expand_expr_real_1): Use new CALL_EXPR accessors.
22729 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
22730 generalize to handle any number of operands.
22731 (TB_parent_eq): Likewise.
22733 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
22734 (strip_builtin_expect): Likewise.
22736 * function.c (gimplify_parameters): Use build_call_expr.
22738 * tree-vectorizer.c (vect_is_simple_reduction): Use
22739 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22741 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
22742 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
22744 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
22747 * gimplify.c (build_stack_save_restore): Use build_call_expr.
22748 (gimplify_decl_expr): Likewise.
22749 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
22750 Use new CALL_EXPR iterators.
22751 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
22752 (gimplify_modify_expr_to_memset): Likewise.
22753 (gimplify_variable_sized_compare): Likewise.
22754 (gimplify_omp_atomic_fetch_op): Likewise.
22755 (gimplify_omp_atomic_pipeline): Likewise.
22756 (gimplify_omp_atomic_mutex): Likewise.
22757 (gimplify_function_tree): Likewise.
22759 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
22760 (call_expr_flags): Likewise.
22761 (expand_call): Likewise.
22763 * except.c (expand_builtin_eh_return_data_regno): Pass entire
22764 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22767 * coverage.c (create_coverage): Use build_call_expr.
22769 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
22770 (temp_call_expr_obstack): New.
22771 (pool_copy_list): Delete.
22772 (temp_copy_call_expr): New.
22773 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
22774 CALL_EXPR accessors. Get rid of special goo for copying argument
22775 lists and use temp_copy_call_expr instead.
22776 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
22777 CALL_EXPR accessors.
22778 (create_expression_by_pieces): Likewise. Use build_call_array
22779 to construct the result instead of fold_build3.
22780 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
22781 dealing with argument lists.
22782 (init_pre): Remove references to expression_node_pool and
22783 list_node_pool. Init temp_call_expr_obstack instead.
22784 (fini_pre): Remove references to expression_node_pool and
22787 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
22788 and walk arguments explicitly instead of as a list.
22790 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
22791 (mx_register_decls): Likewise.
22792 (mudflap_register_call): Likewise.
22793 (mudflap_finish_file): Likewise.
22795 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
22796 (ipa_callsite_compute_param): Likewise.
22798 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
22799 accessors and constructor.
22801 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
22802 accessors and constructor.
22803 (convert_tramp_reference): Likewise.
22804 (convert_call_expr): Likewise.
22805 (finalize_nesting_tree_1): Likewise.
22807 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
22810 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
22812 * tree-inline.c (initialize_inlined_parameters): Pass entire
22813 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22815 (estimate_num_insns_1): Use new CALL_EXPR accessors.
22816 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
22818 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
22819 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22820 (vectorizable_reduction): Likewise.
22821 (vectorizable_call): Use new CALL_EXPR iterators.
22822 (vectorizable_conversion): Use build_call_expr.
22823 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
22824 (vect_gen_widened_results_half): Use build_call_expr.
22825 (vect_setup_realignment): Likewise.
22826 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
22828 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
22829 (pass_through_call): Likewise.
22830 (compute_object_sizes): Likewise. Use fold_call_expr instead of
22833 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
22834 (tree_gen_pow2_profiler): Likewise.
22835 (tree_gen_one_value_profiler): Likewise.
22836 (tree_gen_ic_func_profiler): Likewise.
22837 (tree_gen_average_profiler): Likewise.
22838 (tree_gen_ior_profiler): Likewise.
22840 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
22841 (find_func_aliases): Use new CALL_EXPR accessors. Add case
22842 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22844 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
22845 of TREE_CODE_LENGTH.
22847 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
22848 of TREE_CODE_LENGTH.
22850 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
22852 (convert_to_integer): Likewise.
22854 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
22857 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22858 Brooks Moses <brooks.moses@codesourcery.com>
22859 Lee Millward <lee.millward@codesourcery.com>
22861 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
22863 * config/frv/frv.c (frv_expand_builtin): Likewise.
22864 * config/s390/s390.c (s390_expand_builtin): Likewise.
22866 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
22867 (sparc_expand_builtin): Use new CALL_EXPR accessors.
22869 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
22870 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
22871 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
22872 (ix86_expand_store_builtin): Likewise.
22873 (ix86_expand_unop_builtin): Likewise.
22874 (ix86_expand_unop1_builtin): Likewise.
22875 (ix86_expand_sse_compare): Likewise.
22876 (ix86_expand_sse_comi): Likewise.
22877 (ix86_expand_vec_init_builtin): Likewise.
22878 (ix86_expand_vec_ext_builtin): Likewise.
22879 (ix86_expand_vec_set_builtin): Likewise.
22880 (ix86_expand_builtin): Use new CALL_EXPR accessors.
22882 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
22883 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22885 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
22886 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22887 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
22889 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
22891 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22892 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
22893 arglist. Use new CALL_EXPR accessors. Fix callers.
22894 (altivec_expand_abs_builtin): Likewise.
22895 (rs6000_expand_binop_builtin): Likewise.
22896 (altivec_expand_predicate_builtin): Likewise.
22897 (altivec_expand_lv_builtin): Likewise.
22898 (spe_expand_stv_builtin): Likewise.
22899 (altivec_expand_stv_builtin): Likewise.
22900 (rs6000_expand_ternop_builtin): Likewise.
22901 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
22902 (altivec_expand_st_builtin): Likewise.
22903 (altivec_expand_dst_builtin): Likewise.
22904 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
22905 arglist. Use new CALL_EXPR accessors. Fix callers.
22906 (altivec_expand_vec_set_builtin): Likewise.
22907 (altivec_expand_vec_ext_builtin): Likewise.
22908 (altivec_expand_builtin): Use new CALL_EXPR accessors.
22909 (spe_expand_builtin): Likewise.
22910 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
22911 arglist. Use new CALL_EXPR accessors. Fix callers.
22912 (spe_expand_evsel_builtin): Likewise.
22913 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
22914 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
22916 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
22917 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22918 (arm_expand_unop_builtin): Likewise.
22919 (arm_expand_builtin): Use new CALL_EXPR accessors.
22921 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
22924 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
22925 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
22927 (bfin_expand_unop_builtin): Likewise.
22928 (bfin_expand_builtin): Use new CALL_EXPR accessors.
22930 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22931 Brooks Moses <brooks.moses@codesourcery.com>
22932 Lee Millward <lee.millward@codesourcery.com>
22934 * c-semantics.c (build_stmt): Add internal diagnostic check.
22936 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
22937 accessors. Print arguments explicitly instead of as a list.
22939 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
22941 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
22942 (c_finish_omp_flish): Likewise.
22944 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
22945 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
22946 instead of TREE_CODE_LENGTH.
22947 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
22948 (c_warn_unused_result): Likewise.
22950 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22953 * doc/invoke.texi (Warning Options): Remove
22954 -Werror-implicit-function-declaration.
22955 (Wimplicit-function-declaration): Update description.
22956 * opts.c (common_handle_option): Move handling of -Werror=* to...
22957 (enable_warning_as_error): ...here.
22958 * opts.h (enable_warning_as_error): Declare.
22959 * c-decl.c (implicit_decl_warning): Unless
22960 -Wno-implicit-function-declaration is given, emit a pedwarn if
22961 -std=c99 or emit a warning if -Wimplicit-function-declaration.
22962 * c.opt (Wimplicit-function-declaration): Replace
22963 mesg_implicit_function_declaration with
22964 warn_implicit_function_declaration.
22965 * c-opts.c (c_common_handle_option):
22966 -Werror-implicit-function-declaration is exactly equal as
22967 -Werror=implicit-function-declaration.
22968 (set_Wimplicit): Replace mesg_implicit_function_declaration with
22969 warn_implicit_function_declaration.
22970 (c_common_post_options): -Wimplict-function-declaration is enabled
22971 by default by -std=c99, otherwise is disabled by default.
22972 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
22974 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22976 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
22977 DECL on the rhs to a DECL on the lhs for debug info purposes if the
22978 former is ignored but not the latter.
22980 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22982 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
22983 is made and the reference doesn't use the alias set of its type,
22984 do not create the temporary using that type.
22986 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
22988 * jump.c: Remove prototypes for delete_computation and
22989 delete_prior_computation.
22991 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22993 * jump.c (get_label_after): Delete.
22994 (get_label_before, delete_computation, delete_jump,
22995 delete_prior_computation, follow_jumps): Move...
22996 * reorg.c (delete_computation, delete_prior_computation): ... here...
22997 (get_label_before, delete_jump): ... making these static ...
22998 (follow_jumps): ... and simplifying this since it only runs after
23000 * rtl.h (get_label_after, get_label_before, delete_jump,
23001 follow_jumps): Delete prototypes.
23003 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23005 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23007 2007-02-15 Nick Clifton <nickc@redhat.com>
23009 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23010 order to prevent it from being munged by the target.
23012 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23014 * config/i386/i386.md: Remove misleading comment.
23016 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23018 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23019 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23022 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23024 * tree-sra.c (instantiate_missing_elements): Canonicalize
23026 (sra_build_assignment): New.
23027 (generate_copy_inout, generate_element_copy,
23028 generate_element_zero, generate_one_element_init): Use it.
23030 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23032 * tree-sra.c (instantiate_missing_elements): Canonicalize
23034 (sra_build_assignment): New.
23035 (generate_copy_inout, generate_element_copy,
23036 generate_element_zero, generate_one_element_init): Use it.
23038 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23040 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23043 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23045 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23046 types as aggregates not scalars.
23047 * function.c (assign_stack_temp_for_type): Likewise.
23049 2007-02-14 Roger Sayle <roger@eyesopen.com>
23050 Zdenek Dvorak <dvorakz@suse.cz>
23052 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23055 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23057 * passes.c (next_pass_1): Clear the next field of the copied
23060 2007-02-14 Richard Henderson <rth@redhat.com>
23062 * tree-sra.c (early_sra): New.
23063 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23064 (tree_sra_early, pass_sra_early): New.
23065 * tree-pass.h (pass_sra_early): Declare.
23066 * passes.c (init_optimization_passes): Use it.
23068 2007-02-14 Richard Guenther <rguenther@suse.de>
23070 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23072 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23074 PR tree-optimization/30771
23075 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23077 (vect_analyze_operations): Induction phis can now be marked as
23079 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23080 Update documentation accordingly.
23082 2007-02-14 Nick Clifton <nickc@redhat.com>
23084 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23085 most 3 arguments are supported.
23086 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23088 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23090 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23091 Ensure dst->current is valid.
23093 2007-02-13 Paul Brook <paul@codesourcery.com>
23095 * config.gcc: Add arm*-*-uclinux-*eabi.
23096 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23097 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23098 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23099 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23100 (LINK_SPEC): Define.
23101 (LIB_SPEC): Define.
23102 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23104 * config/arm/uclinux-eabi.h: New file.
23105 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23106 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23109 2007-02-13 Ian Lance Taylor <iant@google.com>
23111 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23112 * flags.h (warn_strict_overflow): Declare.
23113 (enum warn_strict_overflow_code): Define.
23114 (issue_strict_overflow_warning): New static inline function.
23115 * opts.c (warn_strict_overflow): New variable.
23116 (common_handle_option): Handle OPT_Wstrict_overflow and
23117 OPT_Wstrict_overflow_.
23118 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23120 * fold-const.c: Include intl.h.
23121 (fold_deferring_overflow_warnings): New static variable.
23122 (fold_deferred_overflow_warning): New static variable.
23123 (fold_deferred_overflow_code): New static variable.
23124 (fold_defer_overflow_warnings): New function.
23125 (fold_undefer_overflow_warnings): New function.
23126 (fold_undefer_and_ignore_overflow_warnings): New function.
23127 (fold_deferring_overflow_warnings_p): New function.
23128 (fold_overflow_warning): New static function.
23129 (make_range): Add strict_overflow_p parameter. Change all
23131 (extract_muldiv, extract_muldiv_1): Likewise.
23132 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23133 tree_expr_nonnegative_p.
23134 (fold_negate_expr): Call fold_overflow_warning.
23135 (fold_range_test): Likewise.
23136 (fold_comparison): Likewise.
23137 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23138 instead of tree_expr_nonnegative_p.
23139 (tree_expr_nonnegative_warnv_p): Rename from
23140 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23141 (tree_expr_nonnegative_p): New function.
23142 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23143 strict_overflow_p parameter.
23144 (tree_expr_nonzero_p): New function.
23145 * passes.c (verify_interpass_invariants): New static function.
23146 (execute_one_pass): Call it.
23147 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23149 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23150 (estimate_numbers_of_iterations): Likewise.
23151 (scev_probably_wraps_p): Likewise.
23152 * tree-ssa-ccp.c: Include "toplev.h".
23153 (evaluate_stmt): Defer fold overflow warnings until we know we are
23155 (struct fold_stmt_r_data): Add stmt field.
23156 (fold_stmt_r): Defer fold overflow warnings until we know we
23158 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23159 (fold_stmt_inplace): Likewise.
23160 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23161 (cleanup_control_expr_graph): Defer fold overflow warnings until
23162 we know we are going to optimize.
23163 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23164 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23166 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23167 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23168 * tree-ssa-loop-manip.c (create_iv): Likewise.
23169 * c-typeck.c (build_conditional_expr): Likewise.
23170 (build_binary_op): Likewise.
23171 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23172 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23173 (extract_range_from_unary_expr): Likewise.
23174 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23175 assuming that signed overflow does not occur.
23176 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23177 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23178 (fold_defer_overflow_warnings): Declare.
23179 (fold_undefer_overflow_warnings): Declare.
23180 (fold_undefer_and_ignore_overflow_warnings): Declare.
23181 (fold_deferring_overflow_warnings_p): Declare.
23182 (tree_expr_nonzero_warnv_p): Declare.
23183 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23184 of warning options.
23185 (Warning Options): Document -Wstrict-overflow.
23186 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23187 (tree-ssa-ccp.o): Likewise.
23188 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23189 (fold-const.o): Depend on intl.h.
23191 2007-02-13 Ian Lance Taylor <iant@google.com>
23193 PR middle-end/30751
23194 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23197 2007-02-13 Stuart Hastings <stuart@apple.com>
23199 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23201 2007-02-13 Richard Henderson <rth@redhat.com>
23203 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23204 handled_component_p before looking for the indirect_ref.
23206 2007-02-13 Richard Henderson <rth@redhat.com>
23208 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23209 remove flags clobber.
23210 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23211 (bswaphi_lowpart): New.
23212 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23213 remove TARGET_BSWAP test. Delete expander of the same name.
23215 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23216 (expand_unop): Use them.
23218 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23220 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23221 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23222 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23223 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23224 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23225 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23226 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23227 assembler dialect choice from asm templates.
23229 2007-02-12 Richard Henderson <rth@redhat.com>
23231 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23232 (fixuns_trunc<SSEMODEF>si2): Use it.
23233 * config/i386/sse.md (vec_setv4sf_0): Export.
23234 * config/i386/i386.c (ix86_build_const_vector): Export.
23235 (ix86_split_convert_uns_si_sse): Rename from
23236 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23237 * config/i386/i386-protos.h: Update.
23239 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23242 * c-typeck.c (c_finish_return): Improve warning message.
23244 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23246 * alias.c (find_symbolic_term): Delete unused function.
23248 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23250 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23251 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23252 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23254 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23256 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23257 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23258 the function, temporarily point the debug interface to the null one.
23260 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23262 * dwarf2out.c (round_up_to_align): New static function.
23263 (field_byte_offset): Use it to round the offset.
23265 2007-02-12 Richard Henderson <rth@redhat.com>
23267 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23268 (inswl_const): Export.
23270 2007-02-12 Richard Henderson <rth@redhat.com>
23272 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23273 result mode of the libcall, convert back to outmode.
23275 2007-02-12 Roger Sayle <roger@eyesopen.com>
23277 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23278 (bswapdi2): New define_expand to implement 32-bit implementation.
23280 2007-02-12 Nick Clifton <nickc@redhat.com>
23282 * doc/invoke.texi (Overall Options): Document --help=.
23283 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23284 (cc1_options): Pass --help= on to cc1.
23285 (display_help): Add description of --help=.
23286 (process_command): Add code to handle --help=. Allow translated
23287 --help and --target-help switches to be passed on to compiler
23289 (main): Remove unused if statement.
23290 * opts.c (columns): Remove.
23291 (LEFT_COLUMN): Define.
23292 (wrap_help): Add columns argument.
23293 (print_filtered_help): Change parameters to be an include bitmask,
23294 an exclude bitmask, an any bitmask and the column width. Move the
23295 code to display the params list here. Add code to display the
23296 status of options rather than their descriptions if the quiet flag
23298 (print_specific_help): Change parameters to be an include bitmask,
23299 an exclude bitmask and an any bitmask. Move code to look up the
23300 column width here. Decide upon the title for an options listing.
23301 (common_handle_options): Add code to handle --help=. Adapt code
23302 for --help and --target-help to use the revised form of the
23303 print_specific_help function.
23304 (print_help): Delete.
23305 (print_param_help): Delete.
23306 (print_switch): Delete.
23307 * opts.h (cl_lang_count): Add prototype.
23308 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23309 CL_MAX_OPTION_CLASS): New defines.
23310 * optc-gen.awk: Add construction of cl_lang_count.
23311 * c.opt: Add Warning attribute to warning options and Optimization
23312 attribute to optimization options.
23313 * common.opt: Likewise.
23315 Add -fhelp and -ftarget-help as aliases for the transformed --help
23316 and --target-help options.
23317 * opt-functions.awk: Add code to handle Warning and Optimization
23320 2007-02-12 Richard Henderson <rth@redhat.com>
23322 * config/alpha/constraints.md: New file.
23323 * config/alpha/alpha.c: Include tm-constrs.h.
23324 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23325 alpha_extra_constraint): Remove.
23326 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23327 * config/alpha/alpha-protos.h: Update.
23328 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23329 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23330 (EXTRA_CONSTRAINT): Remove.
23331 * config/alpha/alpha.md: Include constraints.md.
23332 (adddi splitter): Use satisfies_constraint_*.
23333 * config/alpha/predicates.md (add_operand): Likewise.
23334 (sext_add_operand, addition_operation): Likewise.
23336 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23338 PR tree-optimization/29145
23339 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23340 in our handling of restrict qualified pointers.
23342 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23345 * doc/invoke.texi (Wunused-value): Update description.
23346 (Wextra): Delete item.
23347 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23348 value of Wunused-value.
23349 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23350 (c_finish_stmt_expr): Don't check extra_warnings.
23351 (emit_side_effect_warnings): The caller is responsible to check
23354 2007-02-11 Roger Sayle <roger@eyesopen.com>
23355 Matt Thomas <matt@3am-software.com>
23357 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23359 2007-02-11 Roger Sayle <roger@eyesopen.com>
23361 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23362 comparisons of POPCOUNT against zero.
23363 (simplify_const_relational_operation): Likewise.
23365 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23367 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23369 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23371 * dwarf2out.c (root_type): Delete unused function.
23373 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23375 * genattrtab.c (contained_in_p): Delete unused function.
23376 (write_expr_attr_cache): Likewise.
23378 2007-02-11 Jan Hubicka <jh@suse.cz>
23380 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23383 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23385 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23386 to add the REG_EQ* note.
23387 * see.c (see_merge_one_use_extension): Likewise.
23388 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23389 turn REG_EQUAL notes into REG_EQUIV notes if the target
23390 register may have more than one set.
23391 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23392 * gcse.c (try_replace_reg): Likewise.
23393 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23394 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23395 more than one REG_EQUIV note.
23396 * reload1.c (gen_reload): Use set_unique_reg_note.
23398 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23400 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23401 (ix86_builtin_conversion): New function.
23403 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23406 * tree.h (DECL_REPLACEABLE_P): New macro.
23407 * except.c (set_nothrow_function_flags): Likewise.
23409 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23410 Ira Rosen <irar@il.ibm.com>
23411 Dorit Nuzman <dorit@il.ibm.com>
23413 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23414 * targhooks.c (default_builtin_vectorized_conversion): New.
23415 * targhooks.h (default_builtin_vectorized_function): New declaration.
23416 * target.h (struct vectorize): Add builtin_conversion field.
23417 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23418 stmt_vec_info_type value.
23419 (vectorizable_conversion): New declaration.
23420 * tree-vect-analyze.c (vect_analyze_operations): Add
23421 vectorizable_conversion call.
23422 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23423 * tree-vect-transform.c (vectorizable_conversion): New function.
23424 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23425 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23427 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23428 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23429 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23430 or ALTIVEC_BUILTIN_VCFSX.
23432 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23435 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23436 CONST_DOUBLE and operand 0 is a hard register.
23437 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23438 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23439 is a hard floating-point register.
23441 2007-02-10 Richard Henderson <rth@redhat.com>
23442 Jakub Jelinek <jakub@redhat.com>
23443 Alexandre Oliva <aoliva@redhat.com>
23445 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23446 * builtin-types.def (BT_WORD): Make unsigned.
23447 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23448 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23449 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23450 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23451 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23452 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23454 * expr.c (emutls_var_address): New.
23455 (expand_expr_real_1): Expand emulated tls.
23456 (expand_expr_addr_expr_1): Likewise.
23457 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23458 * output.h (emutls_finish): Declare.
23459 * toplev.c (compile_file): Call it.
23460 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23461 address before wrapping in CONST.
23462 * varasm.c (emutls_htab, emutls_object_type): New.
23463 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23464 (get_emutls_object_name, get_emutls_object_type): New.
23465 (get_emutls_init_templ_addr, emutls_decl): New.
23466 (emutls_common_1, emutls_finish): New.
23467 (assemble_variable): When emulating tls, swap decls; generate
23468 constructor for the emutls objects.
23469 (do_assemble_alias): When emulating tls, swap decl and target name.
23470 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23472 * varpool.c (decide_is_variable_needed): Look at force_output.
23473 Recurse for emulated tls.
23474 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23475 with decide_is_variable_needed.
23476 * emutls.c: New file.
23477 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23478 tls_object for real tls.
23480 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23482 PR rtl-optimization/29599
23483 * reload1.c (eliminate_regs_in_insn): Take the destination
23484 mode into account when computing the offset.
23486 2007-02-09 Stuart Hastings <stuart@apple.com>
23487 Richard Henderson <rth@redhat.com>
23489 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23490 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23491 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23492 fixuns_truncdfhi2): New.
23493 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23494 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23495 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23496 (floatunssidf2): Allow nonimmediate source.
23497 * config/i386/sse.md (movdi_to_sse): New.
23498 (vec_concatv2di): Drop '*'.
23499 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23500 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23501 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23503 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23504 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23505 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23506 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23507 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23508 ix86_build_const_vector.
23509 (x86_emit_floatuns): Rewrite.
23511 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23513 * genautomata.c (longest_path_length): Delete unused function.
23514 (struct state): Delete unused longest_path_length.
23515 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23516 (get_free_state): Delete unused.
23518 2007-02-09 Jan Hubicka <jh@suse.cz>
23520 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23521 * doc/invoke.texi (inline-unit-growth): Update default value.
23523 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23524 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23525 (rebuild_cgraph_edges): Likewise.
23526 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23527 (dump_cgraph_node): Dump frequencies.
23528 (cgraph_clone_edge): Add frequency scales.
23529 (cgraph_clone_node): Add freuqnecy.
23530 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23531 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23532 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23533 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23534 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23535 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23536 (save_inline_function_body): Likewise.
23537 * ipa-inline.c: inluce rtl.h
23538 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23539 (cgraph_edge_badness): Use frequencies.
23540 (cgraph_decide_recursive_inlining): Update clonning.
23541 (cgraph_decide_inlining_of_small_function): Dump frequency.
23542 * predict.c (estimate_bb_frequencies): Export.
23543 * predict.h (estimate_bb_frequencies): Declare.
23544 * tree-inline.c (copy_bb): Watch overflows.
23545 (expand_call_inline): Update call of cgraph_create_edge.
23546 (optimize_inline_calls): Use TODO flags to update frequnecies.
23547 * passes.h: Include predict.h
23548 (init_optimization_passes): Move profile ahead.
23549 (execute_function_todo): Handle TODO_rebuild_frequencies.
23551 2007-02-09 Roger Sayle <roger@eyesopen.com>
23553 * config/alpha/alpha.c (emit_insxl): Force the first operand of
23554 the insbl or inswl pattern into a register.
23556 2007-02-09 Roger Sayle <roger@eyesopen.com>
23558 * config/ia64/ia64.md (bswapdi2): New define_insn.
23560 2007-02-09 Richard Henderson <rth@redhat.com>
23562 * config/i386/constraints.md (Ym): New constraint.
23563 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
23564 (movdi_1_rex64): Split sse and xmm general register moves from
23565 memory move alternatives. Use conditional register constraints.
23566 (movsf_1, movdf_integer): Likewise.
23567 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
23568 (movdf_integer_rex64): New.
23569 (pushsf_rex64): Fix output constraints.
23570 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
23571 (sse2_stored): Likewise.
23572 (sse2_storeq_rex64): New.
23573 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
23574 amd and not generic.
23575 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
23576 for optimize_size. Remove SF/DFmode hack.
23578 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23580 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
23583 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
23584 Richard Sandiford <richard@codesourcery.com>
23586 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
23587 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
23588 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
23589 m68k/t-mlib to tmake_file.
23590 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
23591 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
23592 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
23593 Allow it to be cf or m68k. Set m68k_arch_family. If that
23594 variable is not empty, add t-$m68k_arch_family to tmake_file.
23595 Add t-mlibs to tmake_file.
23596 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
23597 * config/m68k/t-cf: New file.
23598 * config/m68k/t-m68k: Likewise.
23599 * config/m68k/t-mlibs: Likewise.
23600 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23601 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23602 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23603 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23604 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
23606 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
23607 (INSTALL_LIBGCC): Delete.
23608 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23609 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23610 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23611 (M68K_MLIB_CPU): Define.
23612 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23613 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23614 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
23616 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
23617 Richard Guenther <rguenther@suse.de>
23619 PR middle-end/23361
23620 * fold-const.c (fold_comparison): Handle obfuscated comparisons
23621 against INT_MIN/INT_MAX.
23622 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
23623 file if a loop is removed.
23625 2007-02-09 Joseph Myers <joseph@codesourcery.com>
23627 * calls.c (store_one_arg): Pass correct alignment to
23628 emit_push_insn for non-BLKmode values.
23629 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
23630 unaligned stack slot via a suitably aligned slot.
23632 2007-02-08 DJ Delorie <dj@redhat.com>
23634 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
23636 (legal_subregs): Use unsigned char, make const.
23637 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
23639 2007-02-08 Paul Brook <paul@codesourcery.com>
23641 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
23642 special interworking needed.
23644 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
23646 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
23647 conditional to __SSE2__.
23648 (Entries below should have been added to first ChangeLog
23649 entry for amdfam10 dated 2007-02-05)
23650 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
23652 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
23654 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
23657 2007-02-08 DJ Delorie <dj@redhat.com>
23659 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
23660 * config/m32c/m32c.c (legal_subregs): New.
23661 (m32c_illegal_subreg_p): New.
23662 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
23663 unsupported subregs of hard regs.
23665 2007-02-08 Jan Hubicka <jh@suse.cz>
23667 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
23668 the same one; always update histograms.
23670 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23672 * passes.c (init_optimization_passes): Tidy comment.
23674 2007-02-08 Roger Sayle <roger@eyesopen.com>
23676 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
23677 strip zero_extend, bswap and rotates from POCOUNT's argument.
23678 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
23679 zero_extend and rotates from PARITY's argument.
23680 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
23681 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
23682 of an integer constant at compile-time.
23684 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23687 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
23689 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
23692 * tree-ssa-live.c (remove_unused_locals): Do not remove
23693 TREE_ADDRESSABLE variables.
23694 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
23695 * tree-ssa-operands.c (add_virtual_operand): Remove argument
23696 FOR_CLOBBER. Update all users.
23697 If VAR has an associated alias set, add a virtual operand for
23698 it if no alias is found to conflict with the memory reference.
23700 2007-02-07 Jan Hubicka <jh@suse.cz>
23701 Robert Kidd <rkidd@crhc.uiuc.edu>
23703 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
23705 2007-02-07 Ian Lance Taylor <iant@google.com>
23707 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
23709 2007-02-07 Roger Sayle <roger@eyesopen.com>
23711 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
23712 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
23713 tablejumpdi, movsi_to_cr_one): Remove constraints from
23714 define_expand's match_operands.
23716 2007-02-07 Roger Sayle <roger@eyesopen.com>
23718 * global.c (compute_regsets): Move declatation of "i" inside of
23719 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
23721 2007-02-07 Jakub Jelinek <jakub@redhat.com>
23724 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
23725 of INDIRECT_REF <RESULT_DECL>.
23727 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
23729 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
23730 Kaz Kojima <kkojima@gcc.gnu.org>
23733 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
23735 (sh_initialize_trampoline): Add parentheses to avoid a warning.
23737 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
23739 * doc/loop.texi: Document possibility not to perform disambiguation
23740 of loops with multiple latches.
23741 * cfgloopmanip.c (alp_enum_p): Removed.
23742 (add_loop): Handle subloops. Use get_loop_body_with_size.
23743 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
23744 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
23745 the new forwarder block.
23746 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
23747 Handle the case latch is NULL.
23748 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
23749 modifications when marking loop exits.
23750 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
23752 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
23753 disambiguate_loops_with_multiple_latches.
23754 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
23755 before fix_loop_structure.
23756 * cfgloop.c: Include pointer-set.h and output.h.
23757 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
23758 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
23759 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
23760 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
23761 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
23762 disambiguate_multiple_latches, get_loop_body_with_size,
23763 disambiguate_loops_with_multiple_latches): New functions.
23764 (flow_loop_dump): Dump multiple latch edges.
23765 (flow_loop_nodes_find): Handle loops with multiple latches.
23766 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
23767 (glb_enum_p): Modified.
23768 (get_loop_body): Use get_loop_body_with_size.
23769 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
23770 (AVOID_CFG_MODIFICATIONS): New constant.
23771 (disambiguate_loops_with_multiple_latches, add_loop,
23772 get_loop_body_with_size): Declare.
23773 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
23775 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
23777 PR inline-asm/28686
23778 * global.c (compute_regsets): New function.
23779 (global_alloc): Refactored ELIMINABLE_REGSET
23780 and NO_GLOBAL_ALLOC_REGS computation out.
23781 (rest_of_handle_global_alloc): Call compute_regsets()
23782 for non-optimizing case.
23784 2007-02-06 Richard Henderson <rth@redhat.com>
23786 * config/i386/constraints.md (Y2): Rename from Y.
23787 (Yi): New constraint.
23788 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
23789 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
23790 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
23791 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
23792 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
23793 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
23794 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
23795 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
23796 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
23797 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
23798 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
23799 vec_extractv2si_1): Change Y constraints to Y2.
23800 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
23801 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
23802 Change Y constraints to Y2.
23803 (sse2_loadld): Change Y constraints to x.
23805 2007-02-06 Roger Sayle <roger@eyesopen.com>
23807 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
23808 (parity<mode>2): New define_expand using rs6000_emit_parity.
23809 * config/rs6000/rs6000.c (rs6000_emit_popcount,
23810 rs6000_emit_parity): New functions.
23811 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
23812 rs6000_emit_parity): Prototype here.
23814 2007-02-06 Ian Lance Taylor <iant@google.com>
23816 * lower-subreg.c (simple_move_operand): Reject CONST.
23817 (resolve_clobber): Call validate_change rather than directly
23818 assigning to XEXP (pat, 0).
23820 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23822 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
23823 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
23824 (tree-cfg.o): Remove hashtab.h dependency.
23826 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
23827 (struct ivopts_data): Change niters to pointer_map_t.
23828 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
23829 (niter_for_exit): Create pointer_map on demand. Change for
23831 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
23832 (free_loop_data): Destroy data->niters if created and reset field.
23833 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
23834 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
23836 * tree-ssa-reassoc.c: Include pointer-set.h.
23837 (bb_rank): Change to long *.
23838 (operand_rank): Change to pointer_map_t.
23839 (find_operand_rank): Return long, -1 if not found. Declare as inline.
23840 (insert_operand_rank): Accept long.
23841 (operand_entry_hash, operand_entry_eq): Remove.
23842 (get_rank): Return long. Adjust for changes above.
23843 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
23845 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
23847 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
23848 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
23849 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
23851 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
23852 directly since it cannot be NULL.
23853 (get_vi_for_tree): Rewrite for pointer_map API.
23854 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
23855 (init_alias_vars): Create vi_for_tree as pointer_map.
23856 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
23858 * tree-cfg.c: Don't include hashtab.h.
23859 (edge_to_cases): Declare as pointer_map.
23860 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
23862 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
23863 (start_recording_case_labels): Create edge_to_cases as pointer_map.
23864 (end_recoding_case_labels): Cleanup edge_to_cases manually before
23866 (record_switch_edge): Delete.
23867 (get_cases_for_edge): Adjust for pointer_map API, inline
23868 record_switch_edge (rewritten for new API), remove goto.
23870 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23872 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
23873 * tree-nested.c: Include pointer-set.h.
23874 (var_map_elt, var_map_eq, var_map_hash): Delete.
23875 (struct nesting_info): Remove GTY marker. Change the two htab_t's
23876 to pointer_map_t's.
23877 (nesting_info_bitmap_obstack): New.
23878 (lookup_field_for_decl): Adjust for pointer_map API.
23879 (lookup_tramp_for_decl): Adjust for pointer_map API.
23880 (get_nonlocal_debug_decl): Adjust for pointer_map API.
23881 (get_local_debug_decl): Adjust for pointer_map API.
23882 (convert_nl_goto_reference): Adjust for pointer_map API.
23883 (convert_nl_goto_receiver): Adjust for pointer_map API.
23884 (create_nesting_tree): Create outside GGC space. Create bitmap on
23885 the new obstack. Create field_map and var_map as pointer_maps.
23886 (free_nesting_tree): Adjust for changes to create_nesting_tree.
23888 (lower_nested_functions): Move root here, no need to NULL it.
23889 Initialize and release the obstack.
23891 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
23893 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
23894 Remove prototypes and make them non-static.
23895 (struct tree_int_map): Remove.
23896 * tree.h (struct tree_int_map): Move here, turning TO into an
23898 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
23900 * tree.h (TREE_COMPLEXITY): Remove.
23901 (struct tree_exp): Remove complexity field.
23902 * tree.c (build1_stat): Don't set it.
23904 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
23905 Victor Kaplansky <victork@il.ibm.com>
23907 * tree-vectorizer.c (vect_is_simple_use): Support induction.
23908 (vect_is_simple_reduction): Support reduction with induction as
23909 one of the operands.
23910 (vect_is_simple_iv_evolution): Fix formatting.
23911 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
23912 formatting. Don't mark induction phis for vectorization.
23913 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
23914 * tree-vect-transform.c (get_initial_def_for_induction): New function.
23915 (vect_get_vec_def_for_operand): Support induction.
23916 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
23918 (vectorizable_reduction): Support reduction with induction as one of
23920 (vectorizable_type_demotion): Use def-type of stmt argument rather
23921 than dummy def-type.
23923 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
23924 flag_tree_scev_cprop.
23925 * common.opt (tree-scev-cprop): New flag.
23927 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
23928 call to vect_get_new_vect_var.
23930 2007-02-06 Ira Rosen <irar@il.ibm.com>
23932 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
23933 vectype is not NULL.
23934 (vect_pattern_recog_1): Likewise.
23936 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23938 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
23939 (fold_negate_expr): Likewise.
23941 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
23944 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
23945 even if cv-qualification is the same.
23947 2007-02-05 Geoffrey Keating <geoffk@apple.com>
23949 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
23950 __enable_execute_stack on completion.
23952 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23954 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
23955 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
23956 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
23957 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
23958 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
23959 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
23960 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
23961 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
23963 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23965 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
23966 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
23967 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
23968 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
23969 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
23970 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
23971 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
23972 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
23973 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
23974 umuldi3_highpart_rex64, umulsi3_highpart_insn,
23975 umulsi3_highpart_zext, smuldi3_highpart_rex64,
23976 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
23977 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
23978 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
23979 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
23980 sqrtextenddfxf2_i387): Added amdfam10_decode.
23982 * config/i386/athlon.md (athlon_idirect_amdfam10,
23983 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
23984 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
23985 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
23986 athlon_ivector_store_amdfam10): New define_insn_reservation.
23987 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
23990 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23992 * config/i386/athlon.md (athlon_call_amdfam10,
23993 athlon_pop_amdfam10, athlon_lea_amdfam10): New
23994 define_insn_reservation.
23995 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
23996 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
23997 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
23999 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24001 * config/i386/athlon.md (athlon_sseld_amdfam10,
24002 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24003 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24005 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24007 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24008 define_insn_reservation.
24009 * config/i386/i386.md (sseins): Added sseins to define_attr type
24010 and define_attr unit.
24011 * config/i386/sse.md: Set type attribute to sseins for insertq
24014 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24016 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24017 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24018 ssecomi_load_amdfam10, ssecomi_amdfam10,
24019 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24020 define_insn_reservation.
24021 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24023 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24025 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24026 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24027 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24028 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24029 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24030 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24031 define_insn_reservation.
24033 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24034 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24035 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24036 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24037 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24039 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24041 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24042 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24043 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24044 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24045 athlon_ssemul_load_k8): Added amdfam10.
24047 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24049 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24050 (x86_sse_unaligned_move_optimal): New variable.
24052 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24054 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24055 for unaligned vector SSE double/single precision loads for AMDFAM10.
24057 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24059 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24060 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24061 Define TARGET_CPU_DEFAULT_amdfam10.
24062 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24063 (processor_type): Add PROCESSOR_AMDFAM10.
24065 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24066 processor_type in config/i386/i386.h.
24067 Enable imul peepholes for TARGET_AMDFAM10.
24069 * config.gcc: Add support for --with-cpu option for amdfam10.
24071 * config/i386/i386.c (amdfam10_cost): New variable.
24072 (m_AMDFAM10): New macro.
24073 (m_ATHLON_K8_AMDFAM10): New macro.
24074 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24075 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24076 x86_promote_QImode, x86_integer_DFmode_moves,
24077 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24078 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24079 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24080 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24081 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24082 Enable/disable for amdfam10.
24083 (override_options): Add amdfam10_cost to processor_target_table.
24084 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24085 processor_alias_table.
24086 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24087 (ix86_adjust_cost): Add code for amdfam10.
24089 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24091 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24092 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24093 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24094 * config/i386/i386.h: Add builtin definition for SSE4A.
24095 * config/i386/i386.md: Add support for ABM instructions
24096 (popcnt and lzcnt).
24097 * config/i386/sse.md: Add support for SSE4A instructions
24098 (movntss, movntsd, extrq, insertq).
24099 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24100 Add -march=amdfam10 flag.
24101 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24102 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24104 * doc/extend.texi: Add documentation for SSE4A builtins.
24106 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24108 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24110 2007-02-05 Richard Guenther <rguenther@suse.de>
24112 * tree-vectorizer.h (vectorizable_function): Add argument type
24113 argument, change return type.
24114 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24115 * tree-vect-transform.c (vectorizable_function): Handle extra
24116 argument, return vectorized function decl.
24117 (build_vectorized_function_call): Remove.
24118 (vectorizable_call): Handle calls with result and argument types
24119 differing. Handle loop vectorization factor correctly.
24120 * targhooks.c (default_builtin_vectorized_function): Adjust for
24122 * targhooks.h (default_builtin_vectorized_function): Likewise.
24123 * target.h (builtin_vectorized_function): Add argument type
24125 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24126 extra argument, allow vectorizing of lrintf.
24127 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24128 documentation of target hook.
24130 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24133 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24134 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24135 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24137 2007-02-05 Roger Sayle <roger@eyesopen.com>
24139 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24140 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24141 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24142 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24143 before canonicalizing sincos to cexpi.
24144 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24146 2007-02-05 Roger Sayle <roger@eyesopen.com>
24148 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24149 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24150 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24152 2007-02-05 Roger Sayle <roger@eyesopen.com>
24154 * mips-tfile.c (initialize_init_file): Correct endianness test.
24156 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24158 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24159 the 'y' constraint.
24161 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24163 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24164 saves in a PARALLEL before the register assignments.
24166 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24168 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24169 DWARF_FRAME_RETURN_COLUMN to be a general register.
24170 * dwarf2out.c (init_return_column_size): New function, split from...
24171 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24172 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24173 to be nongeneral registers.
24174 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24176 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24177 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24179 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24181 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24183 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24185 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24186 (remove_path): Use can_remove_branch_p and remove_branch instead
24187 of loop_delete_branch_edge.
24188 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24189 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24190 Update profile using scale_dominated_blocks_in_loop.
24191 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24192 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24193 (can_remove_branch_p, remove_branch): Declare.
24194 * tree-cfg.c (tree_can_remove_branch_p): New function.
24195 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24196 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24197 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24199 2007-02-05 Jan Hubicka <jh@suse.cz>
24201 PR middle-end/30696
24202 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24203 nodes in cgraph, don't remove offline copy of the function.
24205 2007-02-04 Jan Hubicka <jh@suse.cz>
24207 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24208 vectors might cause maybe_lookup_element_for_expr to be called
24209 on non-sra-candidate.
24211 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24213 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24214 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24215 spelling conventions.
24217 2007-02-04 Richard Guenther <rguenther@suse.de>
24219 PR middle-end/30636
24220 * fold-const.c (try_move_mult_to_index): Make sure to not
24221 overflow one dimension of a multi-dimensional array access.
24223 2007-02-04 Jan Hubicka <jh@suse.cz>
24225 * passes.c (init_optimization_passes): Reindent.
24227 2007-02-04 Jan Hubicka <jh@suse.cz>
24228 Eric Botcazou <ebotcazou@adacore.com>
24230 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24231 (execute_fixup_cfg): Break out the abnormal goto code.
24232 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24233 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24234 (optimize_inline_calls): Call make_nonlocal_label_edges.
24236 2007-02-04 Jan Hubicka <jh@suse.cz>
24238 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24239 true when something was changed.
24240 (rename_ssa_copies): When something was changed, do
24241 TODO_remove_unused_locals.
24242 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24243 add TODO_remove_unused_locals when instruction was removed.
24245 2007-02-04 Jan Hubicka <jh@suse.cz>
24247 * ipa-inline.c (try_inline): Improve debug output; work on already
24249 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24250 call try_inline for already inlined edges too when flattening;
24251 inline also functions that make callee growth but overall unit size
24254 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24256 * config/m32c/bitops.md, config/m32c/jump.md,
24257 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24258 config/m32r/m32r.h, config/m32r/m32r.md,
24259 config/m32r/predicates.md, config/m68hc11/larith.asm,
24260 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24261 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24262 config/mips/mips-protos.h, config/mips/mips.c,
24263 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24264 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24265 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24266 spelling conventions.
24268 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24269 Follow spelling conventions.
24271 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24273 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24274 warn about C++0x compatibility.
24276 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24278 * config/h8300/h8300.c, config/h8300/h8300.h,
24279 config/h8300/h8300.md: Follow spelling conventions.
24281 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24283 PR middle-end/30667
24284 * combine.c (try_combine): Do not substitute source operand
24285 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24287 2007-02-03 Jan Hubicka <jh@suse.cz>
24289 PR gcov-profile/30650
24290 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24291 do not divide by zero for never executed counters.
24292 (tree_find_values_to_profile): Fix counters.
24293 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24295 2007-02-03 Ian Lance Taylor <iant@google.com>
24297 * lower-subreg.c (simple_move_operand): New static function,
24298 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24300 (simple_move): Call simple_move_operand.
24301 (find_decomposable_subregs): Add special handling of MEMs.
24302 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24303 meaning of return value. If we see a hard register, test whether
24304 it can store a word_mode value. Change all callers.
24306 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24308 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24309 ftrapv insns and expanders.
24310 (subdi3): Change define_expand operand 1 to arith11_operand, and
24311 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24312 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24313 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24316 PR middle-end/30174
24317 * varasm.c (notice_global_symbol): Treat global objects as weak when
24318 flag_shlib is true.
24320 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24322 * emit-rtl.c (dconstpi): Delete.
24323 (dconstsqrt2): New.
24324 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24325 * real.h (dconstpi): Delete.
24326 (dconstsqrt2): New.
24327 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24328 (fold_builtin_hypot): Likewise.
24330 2007-02-03 Tom Tromey <tromey@redhat.com>
24333 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24334 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24336 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24338 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24339 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24340 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24341 config/rs6000/cell.md, config/rs6000/darwin.h,
24342 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24343 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24344 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24345 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24346 typos. Follow spelling conventions.
24347 * doc/invoke.texi: Follow spelling conventions.
24349 2007-02-03 Roger Sayle <roger@eyesopen.com>
24351 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24352 canonicalization transformations that attempt to simplify integer
24353 constant comparisons to become comparisons against zero.
24355 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24357 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24359 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24360 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24362 2007-02-02 Mike Stump <mrs@apple.com>
24364 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24365 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24366 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24367 generate a branch island.
24369 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24371 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24372 (xtensa_legitimate_address_p): New.
24373 (xtensa_legitimize_address): New.
24374 (xtensa_output_addr_const_extra): New.
24375 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24377 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24378 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24379 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24380 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24381 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24382 (xtensa_legitimize_address): New.
24383 (xtensa_output_addr_const_extra): New.
24385 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24387 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24389 2007-02-02 Ian Lance Taylor <iant@google.com>
24391 * expmed.c (expand_divmod): Add comment.
24393 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24395 * emit-rtl.c (renumber_insns): Remove.
24396 * flags.h: Remove the extern for flag_renumber_insns.
24397 * rtl.h: Remove the prototype for renumber_insns.
24398 * toplev.c (flag_renumber_insns): Remove.
24400 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24402 Revert for x86 darwin:
24403 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24405 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24406 code before the following patch under TARGET_MACHO.
24407 (ix86_function_value_regno_p): Likewise.
24409 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24411 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24414 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24417 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24418 loads to general or fp registers. Add comments.
24419 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24421 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24423 * pointer-set.c (insert_aux): Only return insertion slot.
24424 (pointer_set_insert): Adjust.
24425 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24426 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24427 pointer_map_traverse): New.
24428 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24429 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24430 pointer_map_contains, pointer_map_traverse): Declare.
24432 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24434 PR middle-end/30473
24435 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24436 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24438 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24440 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24442 (struct _dep): New type.
24443 (dep_t): New typedef.
24444 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24445 (DEP_STATUS): New access macro. The macro with the same name was
24446 renamed to DEP_LINK_STATUS.
24447 (dep_init): Declare function
24449 (struct _dep_link): New type.
24450 (dep_link_t): New typedef.
24451 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24452 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24453 (DEP_LINK_STATUS): New macro.
24454 (debug_dep_links): New debug function.
24456 (struct _deps_list): New type.
24457 (deps_list_t): New typedef.
24458 (DEPS_LIST_FIRST): New access macro.
24459 (FOR_EACH_DEP_LINK): New cycle macro.
24460 (create_deps_list, free_deps_list, delete_deps_list): Declare
24462 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24463 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24464 (copy_deps_list_change_con): Ditto.
24466 (move_dep_link): Declare function.
24468 (struct _dep_node): New type.
24469 (dep_node_t): New typedef.
24470 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24472 (struct haifa_insn_data.back_deps): New field to hold backward
24473 dependencies of the insn.
24474 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24476 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24477 Change its type to deps_list_t.
24478 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24479 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24480 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24482 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24484 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24486 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24488 (dep_cost): Declare.
24490 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24491 (ds_to_dk, dk_to_ds): New functions.
24493 (init_dep_1): New static function.
24494 (init_dep): New function.
24495 (copy_dep): New static function.
24497 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24499 (detach_dep_link): New static function.
24500 (move_dep_link): New function.
24502 (dep_links_consistent_p, dump_dep_links): New static functions.
24503 (debug_dep_links): New debugging function.
24505 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24507 (alloc_deps_list, init_deps_list): New static functions.
24508 (create_deps_list): New function.
24509 (clear_deps_list): New static function.
24510 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24511 (deps_list_consistent_p, dump_deps_list): New static functions.
24512 (debug_deps_list): New function.
24513 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24515 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24517 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24518 use new scheduler dependencies lists.
24519 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24520 (sched_analyze): Ditto. Initialize dependencies lists.
24521 (add_forw_dep, compute_forward_dependences): Update to use new
24522 scheduler dependencies lists.
24524 (init_dependency_caches): Init deps_obstack.
24525 (free_dependency_caches): Free deps_obstack.
24527 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24528 new scheduler dependencies lists.
24529 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24530 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24532 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24533 Update to use new scheduler dependencies lists.
24534 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24535 (debug_dependencies): Ditto.
24536 (schedule_region): Update comments.
24538 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24539 scheduler dependencies lists.
24540 (schedule_ebb): Update comments.
24542 * rtl.def (DEPS_LIST): Remove.
24544 * lists.c (unused_deps_list): Remove.
24545 (free_list): Update assertions.
24547 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24548 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24550 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
24551 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24553 * haifa-sched.c (comments): Update.
24554 (insn_cost1): Remove. Inline the code into insn_cost ().
24555 (insn_cost): Update to use new scheduler dependencies lists. Move
24556 processing of the dependency cost to dep_cost ().
24557 (dep_cost): New function. Use it instead of insn_cost () when
24558 evaluating cost of the dependency. Use compatible interface to
24559 interact with the target.
24560 (priority): Update to use new scheduler dependencies lists.
24561 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
24562 with greater number of insns that depend on the insn.
24563 (schedule_insn): Update to use new scheduler dependencies lists. Add
24564 code to free backward dependencies lists. Inline and optimize code
24565 from resolve_dep () - see PR28071.
24566 (ok_for_early_queue_removal): Update to use new scheduler dependencies
24567 lists. Update call to targetm.sched.is_costly_dependence hook.
24569 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
24570 scheduler dependencies lists.
24572 (resolve_dep): Remove. Move the logic to schedule_insn ().
24573 (init_h_i_d): Initialize dependencies lists.
24575 (process_insn_depend_be_in_spec): Rename to
24576 process_insn_forw_deps_be_in_spec. Update to use new scheduler
24577 dependencies lists.
24578 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
24579 Update to use new scheduler dependencies lists.
24580 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
24582 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
24583 new scheduler dependencies lists.
24584 (build_intra_loop_deps): Ditto.
24586 * target.h (struct _dep): Declare to use in
24587 gcc_target.sched.is_costly_dependence.
24588 (struct gcc_target.sched.adjust_cost): Fix typo.
24589 (struct gcc_target.sched.is_costly_dependence): Change signature to
24590 use single dep_t parameter instead of an equivalent triad.
24591 (struct gcc_target.sched.adjust_cost_2): Remove.
24593 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
24595 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
24597 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
24599 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
24601 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
24602 (REG_DEP_TRUE): Document.
24604 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
24605 Change signature to correspond to the targetm.sched.adjust_cost hook.
24606 Update use in TARGET_SCHED_ADJUST_COST_2.
24607 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
24608 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
24609 new scheduler dependencies lists.
24610 (ia64_gen_check): Ditto.
24612 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
24613 scheduler dependencies lists.
24615 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
24616 signature to correspond to the targetm.sched.is_costly_dependence hook.
24617 (is_costly_group): Update to use new scheduler dependencies lists.
24619 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
24620 instead of INSN_COST () macro.
24622 2007-02-01 Ian Lance Taylor <iant@google.com>
24624 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
24626 2007-02-01 Guy Martin <gmsoft@gentoo.org>
24628 * pa.md (tp_load): Correct mfctl instruction syntax.
24630 2007-02-01 Geoffrey Keating <geoffk@apple.com>
24632 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
24633 altivec_padding_size calculation on AIX. Improve comment, add
24634 assert to verify that it's right.
24636 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
24639 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
24641 PR inline-asm/28686
24642 * global.c (global_alloc): Add mising initialization of
24645 2007-02-01 Roger Sayle <roger@eyesopen.com>
24647 * alias.c (init_alias_analysis): Correct whitespace.
24648 * bb-reorder.c (fix_edges_for_rarely_executed_code,
24649 partition_hot_cold_basic_blocks): Likewise.
24650 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
24651 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
24652 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
24653 fold_builtin_snprintf_chk, fold_builtin_printf,
24654 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
24655 do_mpfr_arg3, do_mpfr_sincos): Likewise.
24656 * cfgcleanup.c (cleanup_cfg): Likewise.
24657 * cfgexpand.c (tree_expand_cfg): Likewise.
24658 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
24659 * function.c (get_next_funcdef_no): Likewise.
24660 * gengtype.c (main): Likewise.
24661 * genmodes.c (main): Likewise.
24662 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
24663 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
24664 * ifcvt.c (noce_emit_move_insn): Likewise.
24665 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
24667 * stor-layout.c (get_best_mode): Likewise.
24668 * tree-ssa-loop-niter.c (get_val_for): Likewise.
24669 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
24670 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
24671 perform_var_substitution, solve_graph): Likewise.
24672 * tree-vrp.c (vrp_finalize): Likewise.
24674 2007-02-01 Ian Lance Taylor <iant@google.com>
24676 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
24677 high part of a paradoxical subreg, return a constant zero.
24679 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
24681 * toplev.c (lang_dependent_init): Call init_set_costs.
24682 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
24684 2007-02-01 Richard Guenther <rguenther@suse.de>
24686 PR middle-end/30656
24687 * fold-const.c (fold_negate_expr): Allow negating a
24688 constant if overflow does not change.
24690 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24692 * doc/c-tree.texi (Expression trees): Improve markup.
24693 * doc/tm.texi (Register Classes, Addressing Modes)
24694 (Floating Point): Fix spacing after abbreviations. Fix some
24697 2007-02-01 Ben Elliston <bje@au.ibm.com>
24699 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
24700 * doc/contrib.texi: Likewise.
24701 * doc/install.texi: Likewise.
24703 2007-01-31 Richard Henderson <rth@redhat.com>
24704 Ian Lance Taylor <iant@google.com>
24706 * lower-subreg.c: New file.
24707 * rtl.def (CONCATN): Define.
24708 * passes.c (init_optimization_passes): Add pass_lower_subreg and
24709 pass_lower_subreg2.
24710 * emit-rtl.c (update_reg_offset): New static function, broken out
24711 of gen_rtx_REG_offset.
24712 (gen_rtx_REG_offset): Call update_reg_offset.
24713 (gen_reg_rtx_offset): New function.
24714 * regclass.c: Revert patch of 2006-03-05, restoring
24716 (clear_reg_info_regno): New function.
24717 * dwarf2out.c (concatn_loc_descriptor): New static function.
24718 (loc_descriptor): Handle CONCATN.
24719 * common.opt (fsplit_wide_types): New option.
24720 * opts.c (decode_options): Set flag_split_wide_types when
24722 * timevar.def (TV_LOWER_SUBREG): Define.
24723 * rtl.h (gen_reg_rtx_offset): Declare.
24724 (reg_scan_update): Declare.
24725 * regs.h (clear_reg_info_regno): Declare.
24726 * tree-pass.h (pass_lower_subreg): Declare.
24727 (pass_lower_subreg2): Declare.
24728 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
24729 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
24730 -fsplit-wide-types.
24731 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
24732 * Makefile.in (OBJS-common): Add lower-subreg.o.
24733 (lower-subreg.o): New target.
24735 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24737 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
24739 2007-01-31 Anatoly Sokolov <aesok@post.ru>
24742 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
24744 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24746 PR middle-end/29335
24747 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
24749 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
24751 * cfgloop.h: Include vec-prim.h.
24752 (enum li_flags): Remove LI_ONLY_OLD.
24753 (loop_iterator): Changed.
24754 (fel_next, fel_init): Iterate over loop tree.
24755 (FOR_EACH_LOOP_BREAK): New macro.
24756 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
24758 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
24759 * modulo-sched.c (sms_schedule): Ditto.
24760 * tree-vectorizer.c (vectorize_loops): Ditto.
24761 * doc/loop.texi: Update information on loop numbering and behavior of
24762 FOR_EACH_LOOP wrto new loops.
24763 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
24764 add_to_evolution_1): Test nestedness of loops instead of comparing
24766 * tree-chrec.c (chrec_fold_plus_poly_poly,
24767 chrec_fold_multiply_poly_poly, chrec_evaluate,
24768 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
24769 reset_evolution_in_loop): Ditto.
24770 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
24772 2007-01-31 Dirk Mueller <dmueller@suse.de>
24774 * c-common.c (warn_about_parentheses): Separate warning about
24775 un-parenthized sequence of comparison operators from the one
24776 which is supposed to warn about x <= y <= z.
24778 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
24780 * optabs.h (enum optab_index): Add new OTI_isinf.
24781 (isinf_optab): Define corresponding macro.
24782 * optabs.c (init_optabs): Initialize isinf_optab.
24783 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
24785 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
24786 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
24788 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
24789 expand_builtin_interclass_mathfn.
24790 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
24791 * config/i386/i386.md (UNSPEC_FXAM): New constant.
24792 (fxam<mode>2_i387): New insn pattern.
24793 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
24794 built-in functions as x87 inline asm.
24796 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24798 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
24800 2007-01-30 Eric Christopher <echristo@apple.com>
24802 * config.gcc: Add geode.
24804 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24806 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
24807 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
24808 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
24809 value-prof.c: Fix comment typos.
24811 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24814 * doc/invoke.texi (Wpointer-arith): Document warning.
24816 2007-01-30 Janis Johnson <janis187@us.ibm.com>
24818 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
24819 the list of discrepancies from the draft TR.
24821 2007-01-30 Dirk Mueller <dmueller@suse.de>
24824 * doc/invoke.texi (-Wreturn-type): Update description to
24825 match new behavior.
24827 2007-01-30 Richard Sandiford <richard@codesourcery.com>
24829 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
24831 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
24833 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
24834 to handle optabs that operate on floating point input argument and
24835 output to integer output.
24836 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
24837 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
24838 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
24839 expand_builtin_interclass_mathfn ().
24840 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
24841 (ilogbsi2): Remove.
24842 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
24843 ilogbl built-in functions as x87 intrinsics.
24845 2007-01-30 Richard Guenther <rguenther@suse.de>
24847 PR middle-end/27657
24848 * dwarf2out.c (reference_to_unused): Query varpool if the
24849 variable was output.
24851 2007-01-30 Richard Guenther <rguenther@suse.de>
24853 PR middle-end/30313
24854 * passes.c (execute_one_pass): Reset in_gimple_form to not
24855 confuse non-unit-at-a-time mode.
24857 2007-01-29 Roger Sayle <roger@eyesopen.com>
24858 Richard Guenther <rguenther@suse.de>
24860 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
24861 avoid undefined behaviour on overflow. Use force_fit_type_double
24862 to construct the constant with the specified TREE_OVERFLOW.
24864 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24866 * config/dfp-bit.c: Add parameterized support for fp exceptions.
24867 * config/dfp-bit.h: Ditto.
24869 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24871 * c-decl.c (pop_scope): Replace warnings with call to
24872 warn_for_unused_label.
24873 * c-common.h (warn_for_unused_label): Declare.
24874 * c-common.c (warn_for_unused_label): Define.
24876 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24878 * tree-optimize.c (update_inlined_to_pointers): Delete unused
24881 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24883 * Makefile.in (USER_H): Remove decfloat.h.
24884 * ginclude/decfloat.h: Delete, moving contents to ...
24885 * ginclude/float.h: Add support for decimal floating point,
24886 guarded by __STDC_WANT_DEC_FP__.
24888 2007-01-29 Mike Stump <mrs@apple.com>
24890 * doc/gccint.texi (Top): Rename Loop Representation to Loop
24891 Analysis and Representation to resolve case insensitive conflict.
24892 * doc/loop.texi (Loop Analysis and Representation): Likewise.
24894 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
24896 * tree.h (struct tree_memory_tag): Add aliases member.
24897 (MTAG_ALIASES): New macro.
24898 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
24899 (add_may_alias): Remove pointer-set. Update for may_aliases being
24901 (mark_aliases_call_clobbered): Update for may_aliases being a
24903 (compute_tag_properties): Ditto.
24904 (create_partition_for): Ditto.
24905 (compute_memory_partitions): Ditto.
24906 (dump_may_aliases_for): Ditto.
24907 (is_aliased_with): Ditto.
24908 (add_may_alias_for_new_tag): Ditto.
24909 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
24910 (compute_is_aliased): New function.
24911 (compute_may_aliases): Call compute_is_aliased).
24912 (init_alias_info): Initialize alias_bitmap_obstack.
24913 (union_alias_set_into): New function.
24914 (compute_flow_sensitive_aliasing): Use union_aliases_into.
24915 (have_common_aliases_p): Rewrite to take two bitmaps and use
24917 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
24918 Update for bitmaps.
24919 (finalize_ref_all_pointers): Update for add_may_alias changes.
24920 (new_type_alias): Ditto.
24921 * tree-flow-inline.h (may_aliases): Return a bitmap.
24922 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
24923 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
24924 may_aliases being a bitmap.
24925 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
24926 may_aliases now returns a bitmap.
24927 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
24929 * tree-ssa-operands.c (add_virtual_operand): Update for
24930 may_aliases being a bitmap.
24932 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
24934 PR tree-optimization/30630
24935 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
24936 variable as changed.
24938 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
24941 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
24942 expanded only once even if an error occurs.
24944 2007-01-29 Ben Elliston <bje@au.ibm.com>
24946 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
24947 (__gcov_average_profiler): Likewise.
24948 (__gcov_ior_profiler): Likewise.
24949 (__gcov_merge_ior): Likewise.
24951 2007-01-28 Jan Hubicka <jh@suse.cz>
24953 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
24954 * value-prof.c (stringop_block_profile): Likewise.
24956 2007-01-28 Jan Hubicka <jh@suse.cz>
24958 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
24959 Add variant handling histograms; add wrapper.
24960 (clear_storage_via_libcall): Export.
24961 (emit_block_move_hints): Break out from ...; add histograms.
24962 (emit_block_move): ... this one.
24963 (clear_storage_hints): Break out from ...; add histograms.
24964 (clear_storage): ... this one.
24965 (set_storage_via_memset): Handle histogram.
24966 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
24967 (clear_storage_hints, clear_storage_via_libcall): Declare.
24968 (set_storage_via_setmem): Update prototype.
24969 * doc/md.texi (movmem, setmem): Document new arguments.
24971 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
24972 Add new histograms.
24973 (stringop_block_profile): New global function.
24974 (tree_stringops_values_to_profile): Profile block size and alignment.
24975 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
24977 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
24978 (stringop_block_profile): Declare.
24979 * builtins.c: Include value-prof.h.
24980 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
24981 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
24982 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
24983 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
24984 * profile.c (instrument_values): Add new counters.
24985 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
24987 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
24988 (tree_init_edge_profiler): Build new profilers.
24989 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
24990 (pass_tree_profile): Add dump.
24991 (tree_profile_hooks): Update.
24992 * Makefile.in (LIBGCOV): Add new constants.
24993 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
24994 __gcov_ior_profiler): New.
24995 * i386.md (movmem/setmem expanders): Add new optional arguments.
24997 2007-01-28 David Edelsohn <edelsohn@gnu.org>
24999 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25001 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25003 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25004 (tree_unswitch_single_loop): Pass eni_size_weights to
25005 tree_num_loop_insns.
25006 * tree-ssa-loop-manip.c: Include tree-inline.h.
25007 (can_unroll_loop_p): Pass eni_size_weights to
25008 tree_num_loop_insns.
25009 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25010 Pass eni_size_weights to estimate_num_insns.
25011 * tree.h (init_inline_once): Export.
25012 * toplev.c (backend_init): Call init_inline_once.
25013 * cgraphunit.c (cgraph_process_new_functions,
25014 cgraph_analyze_function): Pass eni_inlining_weights to
25015 estimate_num_insns.
25016 * ipa-inline.c (compute_inline_parameters): Ditto.
25017 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25018 to estimate_num_insns.
25019 (try_unroll_loop_completely): Pass eni_size_weights to
25020 tree_num_loop_insns.
25021 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25022 ot estimate_num_insns.
25023 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25024 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25025 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25026 eni_time_weights): New variables.
25027 (init_inline_once): Initialize them.
25028 (struct eni_data): Mew.
25029 (estimate_num_insns_1, estimate_num_insns): Use weights.
25030 * tree-inline.h (struct eni_weights_d): New.
25031 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25032 (estimate_num_insns): Declaration changed.
25033 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25034 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25035 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25037 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25039 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25040 relations in the conflict function is valid.
25042 2007-01-27 Ian Lance Taylor <iant@google.com>
25044 * common.opt: Add fstrict-overflow.
25045 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25046 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25047 (TYPE_OVERFLOW_UNDEFINED): Define.
25048 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25050 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25051 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25052 (fold_negate_expr): Likewise.
25053 (make_range): Likewise.
25054 (extract_muldiv_1): Likewise.
25055 (maybe_canonicalize_comparison): Likewise.
25056 (fold_comparison): Likewise.
25057 (fold_binary): Likewise.
25058 (tree_expr_nonnegative_p): Likewise.
25059 (tree_expr_nonzero_p): Likewise.
25060 * tree-vrp.c (compare_values): Likewise.
25061 (extract_range_from_binary_expr): Likewise.
25062 (extract_range_from_unary_expr): Likewise.
25063 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25065 (nowrap_type_p): Likewise.
25066 * tree-scalar-evolution.c (simple_iv): Likewise.
25067 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25068 (build_range_check): Likewise.
25069 (extract_muldiv_1): Likewise.
25070 (fold_comparison): Likewise.
25071 * tree-vrp.c (vrp_int_const_binop): Likewise.
25072 (extract_range_from_unary_expr): Likewise.
25073 * convert.c (convert_to_integer): Likewise.
25074 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25075 (fold_comparison): Likewise.
25076 (fold_binary): Likewise.
25077 * optabs.c (optab_for_tree_code): Likewise.
25078 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25079 * simplify-rtx.c (simplify_const_relational_operation): Check
25080 flag_strict_overflow and flag_trapv.
25081 (simplify_const_relational_operation): Likewise.
25082 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25083 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25086 2007-01-27 Roger Sayle <roger@eyesopen.com>
25088 * tree.c (tree_fold_gcd): Delete.
25089 * tree.h (tree_fold_gcd): Remove prototype.
25090 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25091 test whether one constant integer is a multiple of another. Instead
25092 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25093 * fold-const.c (multiple_of_p): We've determined both TOP and
25094 BOTTOM are integer constants so we can call int_const_binop directly
25095 instead of the more generic const_binop.
25097 2007-01-27 Roger Sayle <roger@eyesopen.com>
25099 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25100 1*X check that the constant hasn't overflowed, to preserve the
25102 (round_up): Provide an efficient implementation when rouding-up an
25103 INTEGER_CST to a power-of-two.
25105 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25107 * doc/sourcebuild.texi: Add comma for clarity.
25108 * doc/extend.texi: Fix some typos.
25109 * doc/passes.texi: Likewise.
25110 * doc/cppinternals.texi: Likewise.
25111 * doc/c-tree.texi: Likewise.
25112 * doc/tree-ssa.texi: Likewise.
25113 * doc/install.texi: Likewise.
25115 2007-01-27 Jan Hubicka <jh@suse.cz>
25117 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25118 (pass_sra): Do not require alias information.
25119 * passes.c (init_optimization_passes): Add SRA
25121 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25123 * tracer.c (rest_of_handle_tracer): We already cleaned
25124 up the CFG in tracer() so don't do it here again.
25125 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25126 cleanup_cfg here, either. And don't call renumber_insns.
25128 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25129 and BB_HEAD are in the insn stream here. Instead make sure
25130 that BB_INSN is valid on all insns. Also, do check here that
25131 there are no pending branch predictions...
25132 (rtl_verify_flow_info): ...instead of doing it here. Checks
25133 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25136 2007-01-26 Roger Sayle <roger@eyesopen.com>
25138 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25139 function to simplify/factorize operand order canonicalization.
25140 (ix86_fixup_binary_operands): Reorganize using the above function.
25141 (ix86_binary_operator_ok): Likewise.
25143 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25145 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25146 file scope from optimize_attrs.
25147 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25149 (optimize_attrs): Clear insn_code_values after freeing it.
25151 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25153 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25154 a parts.base assignment.
25156 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25158 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25159 (compute_subscript_distance, initialize_data_dependence_relation,
25160 finalize_ddr_dependent, analyze_ziv_subscript,
25161 analyze_siv_subscript_cst_affine,
25162 compute_overlap_steps_for_affine_univar,
25163 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25164 analyze_siv_subscript, analyze_miv_subscript,
25165 analyze_overlapping_iterations, subscript_dependence_tester_1,
25166 compute_self_dependence, free_dependence_relation): Work
25167 with affine_fn instead of chrecs.
25168 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25169 common_affine_function, affine_function_base,
25170 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25171 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25172 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25173 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25174 (all_chrecs_equal_p): Removed.
25175 * tree-data-ref.h (affine_fn, conflict_function): New types.
25176 (struct subscript): Change type of conflicting_iterations_in_a
25177 and conflicting_iterations_in_b.
25179 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25182 * config/pa/pa.h (TARGET_HPUX_11): New.
25183 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25184 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25186 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25187 Richard Guenther <rguenther@suse.de>
25189 * tree-ssa-structalias.c (solve_graph): Handle case
25190 we merged the variable to another.
25192 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25194 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25197 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25198 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25200 2007-01-25 DJ Delorie <dj@redhat.com>
25202 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25203 allow changes to modes which don't fit in those registers.
25205 * reload1.c (choose_reload_regs): Check for invalid subregs before
25206 computing their locations, not after.
25208 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25211 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25212 save Altivec registers in an eh_return function.
25213 (compute_vrsave_mask): Likewise.
25214 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25215 for saving Altivec registers.
25216 (rs6000_emit_prologue): Don't allocate stack twice in
25217 eh_return function. Correct expected value of altivec_save_offset
25218 when using save_world. Describe save of R0 to stack when using
25219 save_world. Describe stack pointer adjustment when using
25220 save_world. Remove duplicated eh_return parameter register saving.
25221 Update sp_offset variable after save_world.
25222 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25224 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25225 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25228 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25230 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25232 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25235 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25236 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25238 2007-01-25 Richard Guenther <rguenther@suse.de>
25240 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25241 * common.opt (-Wcoverage-mismatch): New warning option.
25242 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25243 if -Wcoverage-mismatch is given.
25245 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25247 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25248 (ipcp_driver): Change to static definition.
25249 Add dumping of the ifunctions.
25250 (constant_val_insert): Remove unused parameter. Support for SSA.
25251 (ipcp_propagate_const): Support for SSA.
25252 (ipcp_profile_bb_print): Print only analyzed nodes.
25253 (ipcp_replace_map_create): Remove support for Fortran constant
25255 * ipa-prop.c (ipa_method_modify_stmt,
25256 ipa_callsite_compute_param): Support for SSA.
25257 * ipa-prop.h (ipcp_driver): Remove declaration.
25258 (IS_VALID_TREE_MAP_INDEX): Add define.
25260 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25262 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25264 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25266 PR middle-end/30447
25267 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25268 constant argument to cabs and do it without checking for
25269 -funsafe-math-optimizations.
25271 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25273 * c-common.h (RID_FIRST_CXX0X): New.
25274 (RID_LAST_CXX0X): New.
25275 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25277 * c.opt (Wc++0x-compat): New.
25278 * doc/invoke.texi (-Wc++0x-compat): Document.
25280 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25282 * builtins.c (fold_builtin_carg): New.
25283 (fold_builtin_1): Use it.
25285 2007-01-24 Jan Hubicka <jh@suse.cz>
25287 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25289 * ipa-inline.c (initial_insns, max_insns): Delete.
25290 (compute_max_insns): New function.
25291 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25292 amount of insns as base for code growth.
25293 (cgraph_decide_inlining): Make initial_insns local; do not compute
25295 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25296 * doc/invoke.texi (inline-unit-growth): Update docs.
25298 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25300 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25301 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25302 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25303 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25304 for CPUs that have PTA_CX16 set.
25306 PR middle-end/27416
25307 * gimplify.c (omp_check_private): New function.
25308 (gimplify_scan_omp_clauses): Use it for
25309 firstprivate/lastprivate/reduction.
25311 PR middle-end/30494
25312 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25313 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25315 PR middle-end/30421
25316 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25317 If lower_lastprivate_clauses emits some statements, append them
25318 to dlist rather than body_p and to body_p append an initializer.
25319 (lower_omp_for): Adjust caller.
25321 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25323 * target.h (globalize_decl_name): New.
25324 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25325 * output.h (default_globalize_decl_name): New.
25326 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25328 (globalize_decl): Ditto.
25329 (default_globalize_decl_name): New.
25330 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25331 (ia64_handle_version_id_attribute): New.
25332 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25333 (ia64_asm_output_external): Use globalize_decl_name instead
25334 of globalize_label.
25335 * doc/extend.texi (version_id): New pragma.
25336 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25338 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25340 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25341 _uleb128_t and _Unwind_SWord with _sleb128_t.
25342 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25343 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25345 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25346 * unwind-pe.h (read_uleb128, read_sleb128,
25347 read_encoded_value_with_base): Likewise.
25348 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25350 2007-01-24 Richard Guenther <rguenther@suse.de>
25352 * builtins.c (expand_builtin_cexpi): Get the fndecl
25353 for cexp in the correct way.
25355 2007-01-24 Jan Hubicka <jh@suse.cz>
25357 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25360 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25362 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25363 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25364 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25365 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25366 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25367 __SIZEOF_PTRDIFF_T__.
25368 * doc/cpp.texi: Documentation for the new builtin macros added.
25370 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25372 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25373 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25374 instead of operands[2] to avoid access past the end of array.
25376 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25378 * reload1.c (emit_reload_insns): Pass the reload register
25379 for a non-spill output reload through forget_old_reloads_1.
25381 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25383 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25384 _SOFT_DOUBLE if doubles use software floating-point.
25385 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25386 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25387 * config/rs6000/darwin-ldouble.c: Also compile functions for
25388 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25389 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25390 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25391 commented-out long double override.
25392 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25393 * config/rs6000/eabispe.h: Likewise.
25394 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25395 long double for non-SPE.
25396 (rs6000_handle_option): Likewise.
25397 (invalid_e500_subreg): Disallow more subregs involding DImode,
25398 DFmode, TImode or TFmode.
25399 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25401 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25403 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25404 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25406 (rs6000_legitimate_address): Also check for TFmode for E500
25408 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25409 (spe_build_register_parallel): Handle TFmode and TCmode.
25410 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25412 (function_arg): Handle TFmode and TCmode for E500 double.
25413 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25415 (print_operand): Handle TFmode and TImode for %y.
25416 (rs6000_generate_compare): Handle TFmode comparisons for E500
25418 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25419 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25420 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25421 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25422 TFmode for E500 double.
25423 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25424 (floatsidf2): Enable for E500 double.
25425 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25426 (extenddftf2): Change to extenddftf2_fprs.
25427 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25428 depending on TARGET_E500_DOUBLE.
25429 (extendsftf2): Enable for E500 double.
25430 (trunctfdf2): Enable for E500 double.
25431 (trunctfsf2): Change to trunctfsf2_fprs.
25432 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25433 depending on TARGET_E500_DOUBLE.
25434 (floatsitf2): Enable for E500 double.
25435 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25436 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25437 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25438 (negtf2): Change to negtf2_internal.
25439 (negtf2): New expander.
25440 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25441 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25442 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25443 (movdi_internal32): Use rs6000_nonimmediate_operand.
25444 (unnamed splitter): Likewise.
25445 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25446 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25447 (SPE64TF, DITI): New mode macros.
25448 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25451 (frob_<mode>_di_2): New.
25452 (frob_tf_di_8_2): New.
25453 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25455 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25457 (frob_ti_<mode>_8_2): New.
25458 (frob_ti_tf_2): New.
25459 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25460 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25462 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25463 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25464 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25465 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25466 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25467 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25470 2007-01-23 Ian Lance Taylor <iant@google.com>
25472 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25474 (OBJS-archive): Reformat, alphabetize.
25475 (OBJS): Change out_object_file to OBJS-md.
25477 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25479 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25480 JUMP_P and CALL_P predicates where applicable.
25481 * config/i386/i386.c: Ditto.
25482 * config/i386/i386.md: Ditto.
25483 * config/i386/mmx.md: Ditto.
25484 * config/i386/predicates.md: Ditto.
25486 2007-01-22 Andreas Schwab <schwab@suse.de>
25488 * config/m68k/m68k.h: Fix comment.
25490 2007-01-22 Jan Hubicka <jh@suse.cz>
25492 * passes.c (init_optimization_passes): Do not rerun
25493 pass_early_warn_uninitialized.
25495 2007-01-22 Richard Guenther <rguenther@suse.de>
25497 PR tree-optimization/30038
25498 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25500 (execute_cse_sincos_1): Likewise.
25501 (execute_cse_sincos): Likewise.
25502 (gate_cse_sincos): Likewise.
25503 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25504 the cexpi() canonicalization of sincos().
25505 * tree-pass.h (pass_cse_sincos): Declare.
25506 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25508 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25510 PR rtl-optimization/29329
25511 * combine.c (replaced_rhs_insn): Rename to i2mod.
25512 (replaced_rhs_value): Rename to i2mod_new_rhs.
25513 (i2mod_old_rhs): New global variable.
25514 (combine_instructions): Adjust for above change. Save a copy of
25515 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25516 note are substituted in the second instruction.
25517 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25518 ditch the note if it pertains to the second eliminated register
25519 and this register is mentioned in i2mod_old_rhs.
25522 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25524 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25525 the insn to which the note was originally attached.
25527 2007-01-21 Jan Hubicka <jh@suse.cz>
25529 * ipa-inline.c (inlining_mode): Comment, move up.
25530 (cgraph_decide_inlining_incrementally): Do not perform inlining
25531 itself; fix handling of flattening of self recursive functions.
25532 (cgraph_find_cycles): Remove.
25533 (cgraph_flatten_node): Remove.
25534 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25535 (try_inline): New function.
25536 (cgraph_early_inlining): Update call of
25537 cgraph_decide_inlining_incrementally. Apply inlining here.
25538 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25540 2007-01-21 Dirk Mueller <dmueller@suse.de>
25543 * tree-vrp.c (check_array_bounds): do not warn
25544 about ADDR_EXPR's of ARRAY_REF's which are immediately
25545 used in binary expressions.
25547 2007-01-21 Ira Rosen <irar@il.ibm.com>
25549 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
25550 read_write_dep and macros for its access.
25551 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
25552 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
25553 argument, call vect_check_interleaving for every independent pair of
25554 data-refs. Mark loads that access the same memory location as a store
25556 (vect_check_dependences): Remove.
25557 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
25558 call, fix the call to vect_analyze_data_ref_dependence.
25559 (vect_analyze_data_ref_access): For statements that access the same
25560 data-ref, check that they are not stores; for loads, check that there
25561 is no store that access the same location.
25563 2007-01-20 Roger Sayle <roger@eyesopen.com>
25564 Joseph Myers <joseph@codesourcery.com>
25566 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
25567 (-fdump-rtl-stack): Likewise.
25568 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
25569 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
25570 (-mpt-fixed): Use @minus{} for minus sign.
25571 (Using Precompiled Headers): Fix under/overfull hbox.
25573 2007-01-20 Jan Hubicka <jh@suse.cz>
25575 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
25576 place within annotation.
25578 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25580 * pa.c (output_move_double): Change array size of xoperands to 4.
25582 2007-01-20 Jan Hubicka <jh@suse.cz>
25584 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
25587 2007-01-19 Ian Lance Taylor <iant@google.com>
25589 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
25590 constant to unsigned HOST_WIDE_INT before negating.
25592 2007-01-19 Ian Lance Taylor <iant@google.com>
25594 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
25596 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25597 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25598 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
25599 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
25600 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25601 (realloc_vdef, realloc_vuse): Change second parameter to
25603 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
25604 fields to unsigned.
25605 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
25606 unsigned. Change x and lim locals to unsigned.
25607 (realloc_vdef, realloc_vuse): Change num_elem parameter to
25609 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
25610 (copy_virtual_operands): Change i and n locals to unsigned.
25612 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25614 PR middle-end/29335
25615 * builtins.c (fold_builtin_1): Handle builtin fdim.
25617 2007-01-20 Jan Hubicka <jh@suse.cz>
25619 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
25620 * tree-ssa-structalias.c (compute_points_to_sets): Do call
25621 init_alias_heapvars.
25622 (init_alias_heapvars): Initialize only when not already initialized.
25623 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
25625 2007-01-19 Roger Sayle <roger@eyesopen.com>
25627 * common.opt (fsigned-zeros): New command line option.
25628 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
25629 of flag_unsafe_math_optimizations.
25630 * opts.c (set_fast_math_flags): The -ffast-math command line option
25631 implies -fno-signed-zeros.
25632 (fast_math_flags_set_p): Likewise.
25634 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
25635 the documentation of -ffast-math appropriately. Wrap long lines.
25637 2007-01-19 Steve Ellcey <sje@cup.hp.com>
25639 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
25640 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
25642 2007-01-19 Tomas Bily <tbily@suse.cz>
25644 * cgraphunit.c (cgraph_finalize_function): Updating of pid
25646 (tree_init_ic_make_global_vars): New function
25647 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
25648 (tree_gen_ic_profiler): New function
25649 (tree_gen_ic_func_profiler): New function
25650 (tree_profiling): Added calling of tree_gen_ic_func_profiler
25651 (tree_profile_hooks): Added hook for indirec/virtual calls
25652 * value-prof.c (tree_find_values_to_profile): New case for
25654 (tree_values_to_profile): Call for determining indirect/virtual
25656 (tree_indirect_call_to_profile): New function
25657 (tree_ic_transform): New function
25658 (tree_ic): New function
25659 (find_func_by_pid): New function
25660 (init_pid_map): New function
25661 (tree_value_profile_transformations): Added check for
25662 indirect/virtual call transformation
25663 * value-prof.h (enum hist_type): New counter type for
25664 indirect/virtual calls
25665 (profile_hooks): Added new hook for profiling indirect/virtual
25667 * profile.c (instrument_values): New case for indirect/virtual
25669 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
25670 (GCOV_COUNTER_V_INDIR): New counter type
25671 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
25672 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
25674 * cgraph.c: Definition of cgraph_max_pid
25675 (cgraph_create_node): Default init of pid attribute
25676 * cgraph.h: Declaration of cgraph_max_pid
25677 (struct cgraph_node): Added pid attribute
25678 * libgcov.c (__gcov_indirect_call_profiler): New function
25679 (__gcov_one_value_profiler_body): New function
25680 (__gcov_one_value_profiler): Body was moved to
25681 __gcov_one_value_profiler_body and calls it
25683 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
25685 * doc/gty.texi (Options): Document the mark_hook option to GTY.
25686 * gengtype.c (write_types_data, write_func_for_structure,
25687 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
25688 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
25689 (walk_type, write_func_for_structure): Generate the mark_hook if
25692 2007-01-19 Jan Hubicka <jh@suse.cz>
25694 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
25695 'early' argument take inlining mode argument specifying whether to
25696 inline for size/speeed or all functions; add support for flattening;
25698 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
25700 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25703 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
25704 the name of the declared identifier.
25706 2007-01-19 Dirk Mueller <dmueller@suse.de>
25708 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
25709 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
25710 duplicate evaluation.
25712 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25714 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
25715 Macroize expander using X87MODEF12 mode macro. Extend operand 1
25716 to XFMode, use acosxf2 and truncate result to requested mode.
25717 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25718 (asin<mode>2): Similarly, with asin expanders.
25719 (*fscalexf4_i387): Rename from *fscalexf4.
25720 (expNcorexf3): New expander.
25721 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
25722 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
25723 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
25724 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
25725 patterns for SSE math.
25726 (exp10<mode>2): Similarly, with exp10 expanders.
25727 (exp2<mode>2): Similarly, with exp2 expanders.
25728 (expm1<mode>2): Similarly, with expm1 expanders.
25729 (ldexp<mode>3): Similarly, with ldexp expanders.
25730 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
25731 Use gen_truncxf<mode>2_i387_noop to truncate result.
25733 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25735 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
25736 for ColdFire targets.
25738 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
25739 Richard Sandiford <richard@codesourcery.com>
25741 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
25742 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
25743 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
25744 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
25745 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25746 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25748 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25750 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
25751 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
25752 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
25753 (*adddi_dilshr32_cf): New pattern.
25754 (adddi3, subdi3): Remove first alternatives.
25756 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25758 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
25759 implemented using move.l, do not use its cc result for floating-point
25762 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25764 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
25765 from accepting 's' constraints if flag_pic.
25767 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25769 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
25770 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
25771 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
25772 condition from TARGET_68881 to TARGET_HARD_FLOAT.
25774 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
25776 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
25777 ColdFire alternatives.
25778 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
25779 * config/m68k/m68k.md (clzsi2): Define for ColdFire
25780 architectures that support ff1 instruction.
25782 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25783 Julian Brown <julian@codesourcery.com>
25785 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
25786 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
25787 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
25790 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25792 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
25794 (output_move_const_into_data_reg, output_move_simode_const): Delete.
25795 * config/m68k/m68k.c (const_method, const_int_cost): Take a
25796 HOST_WIDE_INT instead of an rtx.
25797 (m68k_rtx_costs): Update call accordingly.
25798 (output_move_const_into_data_reg): Likewise. Fix formatting.
25799 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
25801 (output_move_simode_const): Update calls after above changes.
25802 Rework to use automatic variables and predicates like MEM_P.
25803 * config/m68k/m68k.md (pushexthisi_const): Update call to
25806 2007-01-19 Dirk Mueller <dmueller@suse.de>
25808 * tree-ssa-alias.c (perform_var_substitution): Fix typo
25809 in dump_flags test.
25811 2007-01-19 Richard Guenther <rguenther@suse.de>
25813 * builtins.c (expand_builtin_cexpi): Fall back to expanding
25814 via cexp in case sincos is not available.
25816 2007-01-19 Richard Guenther <rguenther@suse.de>
25818 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
25819 * defaults.h (TARGET_HAS_SINCOS): Default to off.
25820 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
25821 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
25822 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
25823 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
25824 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
25825 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
25827 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25829 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
25831 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
25832 (atan2xf3): Directly generate RTL pattern.
25833 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
25834 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25835 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25836 disable patterns for SSE math.
25837 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
25838 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25839 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25840 disable patterns for SSE math.
25842 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
25844 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
25846 2007-01-18 Roger Sayle <roger@eyesopen.com>
25848 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
25849 VIEW_CONVERT_EXPR to the same type as it's operand.
25851 2007-01-18 David Edelsohn <edelsohn@gnu.org>
25853 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
25854 configured for long double 128.
25856 2007-01-18 Mike Stump <mrs@apple.com>
25858 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
25861 2007-01-18 Michael Meissner <michael.meissner@amd.com>
25863 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
25866 2007-01-18 Jan Hubicka <jh@suse.cz>
25868 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
25869 greater than NUM_VOP_FREE_BUCKETS.
25871 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
25873 * tree-ssa-structalias.c: Update comments.
25874 (ptabitmap_obstack): Removed.
25875 (pta_obstack): New.
25876 (oldpta_obstack): Ditto.
25877 (stats): Add a few members.
25878 (struct variable_info): Remove node, complex, address_taken, and
25879 indirect_target members. Add oldsolution member.
25880 (new_var_info): Do not initialize removed members.
25881 (constraint_expr_type): Remove INCLUDES.
25882 (constraint_graph): Add size, implicit_preds, rep,
25883 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
25884 (FIRST_REF_NODE): New macro.
25885 (LAST_REF_NODE): Ditto.
25886 (FIRST_ADDR_NODE): Ditto.
25887 (find): New function.
25889 (dump_constraint): Do not handle INCLUDES.
25890 (insert_into_complex): Do not insert duplicate constraints.
25891 (condense_varmap_nodes): Renamed and rewritten into ...
25892 (merge_node_constraints): This. Also fix bug in handling of
25893 offseted copy constraints.
25894 (clear_edges_for_node): No longer need to deal with preds at all,
25895 or removing associated preds/succs.
25896 (merge_graph_nodes): Deal with indirect_cycles.
25897 Don't deal with predecessors.
25898 (add_implicit_graph_edge): New function.
25899 (add_pred_graph_edge): Ditto.
25900 (add_graph_edge): Don't deal with predecessors.
25901 (build_constraint_graph): Removed.
25902 (build_pred_graph): New function.
25903 (build_succ_graph): Ditto.
25904 (struct scc_info): Removed in_component. Added roots, dfs, and
25905 node_mapping. Remove visited_index, unification_queue.
25906 (scc_visit): Deal with union-find we do now.
25907 Deal with cycles with REF nodes.
25908 (collapse_nodes): Renamed and rewritten to ...
25909 (unify_nodes): This.
25910 (process_unification_queue): Removed.
25911 (topo_visit): Cleanup
25912 (do_da_constraint): Use find.
25913 (do_sd_constraint): Ditto.
25914 (do_ds_constraint): Ditto.
25915 (do_complex_constraint): Ditto.
25916 (init_scc_info): Update for removed and added members.
25917 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
25918 (find_indirect_cycles): This.
25919 (equivalence_class): New variable.
25920 (label_visit): New function.
25921 (perform_variable_substitution): Rewritten.
25922 (free_var_substitution_info): New function.
25923 (find_equivalent_node): Ditto.
25924 (move_complex_constraints): Ditto.
25925 (eliminate_indirect_cycles): Ditto.
25926 (solve_graph): Only propagate changed bits.
25927 Use indirect cycle elimination.
25929 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
25930 (tree_id_eq): Renamed to ...
25931 (tree_vi_eq): This. Update for member change
25932 (insert_id_for_tree): Renamed and rewritten to ...
25933 (insert_vi_for_tree): This.
25934 (lookup_id_for_tree): Renamed and rewritten to ...
25935 (lookup_vi_for_tree): This.
25936 (get_id_for_tree): Renamed and rewritten to ...
25937 (get_vi_for_tree): Ditto.
25938 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
25939 (process_constraint): Don't handle INCLUDES.
25940 Remove special ADDRESSOF case.
25941 (find_func_aliases): Rewrite to use vi functions instead of id
25943 (create_function_info_for): Ditto.
25944 (create_variable_info_for): Ditto.
25945 (intra_create_variable_infos): Ditto.
25946 (merge_smts_into): Ditto.
25947 (find_what_p_points_to): Ditto.
25948 (init_base_vars): Ditto.
25949 (init_alias_vars): Ditto.
25950 (remove_preds_and_fake_succs): New function.
25951 (dump_sa_points_to_info): Dump new stats.
25952 (dump_solution_for_var): Use find.
25953 (set_used_smts): Fix formatting.
25954 (compute_points_to_sets): Updated for new functions.
25955 (ipa_pta_execute): Ditto.
25957 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25958 Richard Sandiford <richard@codesourcery.com>
25960 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
25962 * calls.c (expand_call): If the return value is a PARALLEL,
25963 extract its first member.
25964 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
25965 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25966 use FUNCTION_EXTRA_EPILOGUE.
25967 (m68k_function_value): Return a PARALLEL if the return value
25968 is of a pointer type.
25969 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
25970 (FUNCTION_EXTRA_EPILOGUE): Remove.
25971 * config/m68k/m68k.md (D0_REG): New constant.
25973 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25975 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25976 output a NOP for empty epilogues.
25978 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25980 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
25981 before function. Extend register save check to include all
25982 registers, not just integer ones.
25984 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25986 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
25987 (m68k_use_return_insn): ...this.
25988 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
25989 * config/m68k/m68k.c (use_return_insn): Rename to...
25990 (m68k_use_return_insn): ...this.
25991 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
25992 of USE_RETURN_INSN.
25994 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25996 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
25997 nearest even, fix denormal rounding overflow.
25999 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26001 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26002 f%$smove and f%$move.
26003 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26004 (extendsfdf2_cf): Use fdmove instead of f%&move.
26005 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26006 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26008 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26010 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26013 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26015 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26016 (coldfire_single_format): Declare.
26017 (coldfire_double_format): Likewise.
26018 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26019 of qnan_msb_set to determine the lower bits of a canonical
26021 (encode_ieee_double): Likewise.
26022 (encode_ieee_quad): Likewise.
26023 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26024 (mips_single_format): Likewise.
26025 (ieee_double_format): Likewise.
26026 (mips_double_format): Likewise.
26027 (ieee_extended_motorola_format): Likewise.
26028 (ieee_extended_intel_96_format): Likewise.
26029 (ieee_extended_intel_128_format): Likewise.
26030 (ieee_extended_intel_96_round_53_format): Likewise.
26031 (ibm_extended_format): Likewise.
26032 (mips_extended_format): Likewise.
26033 (ieee_quad_format): Likewise.
26034 (mips_quad_format): Likewise.
26035 (vax_f_format): Likewise.
26036 (vax_d_format): Likewise.
26037 (vax_g_format): Likewise.
26038 (i370_single_format): Likewise.
26039 (i370_double_format): Likewise.
26040 (decimal_single_format): Likewise.
26041 (decimal_double_format): Likewise.
26042 (decimal_quad_format): Likewise.
26043 (c4x_single_format): Likewise.
26044 (c4x_extended_format): Likewise.
26045 (real_internal_format): Likewise.
26046 (coldfire_single_format): New real_format.
26047 (coldfire_double_format): Likewise.
26048 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26049 canonical_nan_lsbs_set.
26050 (pdp11_d_format): Likewise.
26051 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26052 if TARGET_COLDFIRE_CPU.
26054 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26056 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26057 (output_call, m68k_legitimize_call_address): Declare.
26058 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26059 parenthesees. Add support for a 'W' constraint.
26060 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26061 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26062 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26063 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26065 (override_options): Initialize them. Do not set flag_no_function_cse
26066 for TARGET_ID_SHARED_LIBRARY.
26067 (m68k_output_pic_call): Delete.
26068 (m68k_legitimize_call_address): New function.
26069 (print_operand): Remove the %o prefix. Handle the %p prefix.
26070 (output_call): New function.
26071 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26072 target address from the GOT if symbolic jumps are not allowed.
26073 * config/m68k/m68k.md (call, general_operand): Do not set
26074 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26075 Merge separate flag_pic and !flag_pic define_insns into...
26076 (*call, *call_value): ...these new patterns. Match the address
26077 rather than the containing MEM and require it to be a call_operand.
26078 Use output_call to generate the asm template.
26079 * config/m68k/predicates.md (const_call_operand): New predicate.
26080 (call_operand): Likewise.
26082 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26084 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26085 (STACK_GROWS_DOWNWARD): Define to 1.
26086 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26087 comments, emphasizing that these values are only defaults.
26088 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26089 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26091 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26093 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26095 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26096 Richard Sandiford <richard@codesourcery.com>
26098 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26099 (FP_REGNO_P): New macros.
26100 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26101 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26102 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26103 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26105 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26107 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26108 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26110 * config/m68k/t-floatlib: New file, extracting common code from...
26111 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26112 * config/m68k/t-uclinux: Here.
26113 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26114 routines on ColdFire targets.
26116 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26118 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26119 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26120 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26121 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26122 explicitly set MOTOROLA to 1.
26123 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26125 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26126 Nathan Sidwell <nathan@codesourcery.com>
26128 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26129 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26130 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26131 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26132 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26133 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26134 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26135 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26136 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26137 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26138 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26139 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26140 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26141 (DBX_REGISTER_NUMBER): Delete.
26142 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26143 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26144 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26146 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26148 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26149 * config/flat.h: New file.
26150 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26151 OBJECT_FORMAT_FLAT.
26152 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26153 indirect references for -msep-data or -mid-shared-library.
26154 Do not use PC-relative code addresses either.
26155 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26157 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26158 for shared libraries and crt1.o for executables. Use crti.o and
26160 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26161 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26162 Do not add -elf2flt or -shared-lib-id options here.
26163 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26164 Pass -shared-lib-id if -mid-shared-library, taking the library
26165 identifier from -mshared-library-id if given, otherwise
26167 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26168 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26169 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26170 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26171 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26172 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26174 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26175 jump sequence for ISA A and ISA A+.
26176 (PICJUMP): Likewise.
26178 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26180 * config.gcc (m68k-*-uclinux*): Base the port on the common
26181 and m68k GNU/Linux files rather than on the generic ELF ones.
26182 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26183 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26185 2007-01-18 Julian Brown <julian@codesourcery.com>
26186 Richard Sandiford <richard@codesourcery.com>
26188 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26189 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26190 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26192 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26193 80 unconditionally.
26194 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26196 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26198 * doc/install.texi: Document m68k-uclinuxoldabi.
26199 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26200 * config/m68k/uclinux-oldabi.h: New file, copied from
26201 config/m68k/uclinux.h.
26203 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26205 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26206 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26207 (m32r_compute_frame_size): Use unsigned for regno.
26208 (m32r_reload_lr): Use gen_frame_mem.
26210 (m32r_output_function_epilogue): Don't output the function epilogue
26212 (m32r_expand_epilogue): New.
26213 (direct_return): Return false if the function has the interrupt
26215 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26216 * config/m32r/m32r.md (epilogue): New expander.
26217 (return_lr, return_rte): New insns.
26218 (return): Make it expander.
26219 (return_normal): New expander.
26221 2007-01-18 Josh Conner <jconner@apple.com>
26224 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26225 support for UNLE, UNLT, UNGE, and UNGT.
26227 2007-01-18 Jan Hubicka <jh@suse.cz>
26229 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26230 * tree-tailcall (add_virtual_phis): Likewise.
26231 (optimize_tail_call): Return TODOs.
26232 (execute_tail_calls): Return TODOs.
26233 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26234 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26236 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26237 Cleanup cfg using TODO.
26238 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26239 * passes.c (execute_function_todo): When cleanup did something, remove
26241 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26242 (make_edges): Don't cleanup_cfg.
26244 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26246 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26247 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26248 operate on the top of stack.
26249 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26250 register handling of instructions that output to the second
26252 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26253 (move_for_stack_reg): Special-case check for dead destination
26254 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26256 * config/i386/i386.md (UNSPEC_TAN): New constant.
26257 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26258 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26259 to correctly model move of constant 1.0 to top stack slot.
26260 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26261 (unnamed peephole2 pattern): Remove corresponding peephole2
26262 pattern that optimizes tan insn and loading of constant 1.0.
26263 (tanxf2): Use fptanxf4_i387.
26264 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26265 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26266 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26267 disable patterns for SSE math.
26268 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26269 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26271 2007-01-18 Dirk Mueller <dmueller@suse.de>
26272 Richard Guenther <rguenther@suse.de>
26275 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26276 * common.opt (Warray-bounds): Add new warning option.
26277 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26279 * Makefile.in: make tree-vrp.o depend on toplev.h
26280 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26282 (check_array_refs, check_array_bounds, check_array_ref): New.
26284 2007-01-18 Jan Hubicka <jh@suse.cz>
26286 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26287 (execute_ssa_ccp): Return flags conditionally.
26288 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26290 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26292 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26294 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26295 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26297 * Makefile.c (GTFILES): Add cfglayout.h.
26298 * gengtype.c (open_base_files): Likewise.
26299 * cfglayout.c (cfg_layout_function_footer,
26300 cfg_layout_function_header) Reindent to make gengtype happy.
26301 * cfglayout.h (cfg_layout_function_footer,
26302 cfg_layout_function_header): Add GTY(()) marker.
26304 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26306 2007-01-18 Ben Elliston <bje@au.ibm.com>
26308 * genautomata.c (write_automata): Include xstrerror output in the
26309 error message if writing the DFA description file fails.
26311 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26313 * config/mips/mips-protos.h (mips_output_external): Make it
26315 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26316 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26317 (extern_list): Likewise.
26318 (extern_head): Likewise.
26319 (TARGET_ASM_FILE_END): Likewise.
26320 (mips_file_end): Likewise.
26321 (mips_output_external): Rewritten.
26323 2007-01-18 Ben Elliston <bje@au.ibm.com>
26325 * genpreds.c (write_insn_preds_c): Only write out the function
26326 body for regclass_for_constraint if we have register constraints.
26328 2007-01-17 Tom Tromey <tromey@redhat.com>
26330 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26331 * doc/install.texi (Testing): Use sourceware.org.
26332 (Binaries): Likewise.
26333 (Specific): Likewise.
26334 * doc/contrib.texi (Contributors): Use sourceware.org.
26336 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26338 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26339 (AVR_ENHANCED): Rename to ...
26340 (AVR_HAVE_MUL): ... new.
26341 (avr_enhanced_p): Rename to ...
26342 (avr_have_mul_p): ... new.
26343 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26344 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26345 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26346 (avr_have_mul_p): ... new.
26347 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26348 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26349 'avr_enhanced_p' and 'enhanced'.
26350 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26351 AVR_HAVE_MUL instead of AVR_ENHANCED.
26352 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26353 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26354 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26355 instead of AVR_ENHANCED.
26356 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26357 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26358 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26360 2007-01-17 Ian Lance Taylor <iant@google.com>
26362 * vec.h (VEC_reserve_exact): Define.
26363 (vec_gc_p_reserve_exact): Declare.
26364 (vec_gc_o_reserve_exact): Declare.
26365 (vec_heap_p_reserve_exact): Declare.
26366 (vec_heap_o_reserve_exact): Declare.
26367 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26369 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26370 negative parameter.
26371 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26372 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26373 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26374 * vec.c (calculate_allocation): Add exact parameter. Change all
26376 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26377 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26378 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26379 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26380 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26381 (vec_heap_p_reserve_exact): New function.
26382 (vec_heap_o_reserve_exact): New function.
26384 2007-01-17 Jan Hubicka <jh@suse.cz>
26386 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26388 2007-01-17 Eric Christopher <echristo@apple.com>
26390 * config.gcc: Support core2 processor.
26392 2007-01-16 Jan Hubicka <jh@suse.cz>
26394 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26395 the names, just unlink the chain so we don't crash on dangling
26399 2007-01-16 Jan Hubicka <jh@suse.cz>
26401 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26402 * tree-pass.h: Reorder to make IPA passes appear toegher.
26403 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26405 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26406 parameters, do not call early inliner.
26407 * ipa-inline.c: Update comments. Include tree-flow.h
26408 (cgraph_decide_inlining): Do not compute inlining parameters.
26409 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26410 be called with function context set up.
26411 (pass_ipa_inline): Remove unreachable functions before pass.
26412 (cgraph_early_inlining): Simplify assuming to be called from the
26414 (pass_early_inline): New pass.
26415 (cgraph_gate_ipa_early_inlining): New gate.
26416 (pass_ipa_early_inline): Turn into simple wrapper.
26417 (compute_inline_parameters): New function.
26418 (gate_inline_passes): New gate.
26419 (pass_inline_parameters): New pass.
26420 (apply_inline): Move here from tree-optimize.c
26421 (pass_apply_inline): New pass.
26422 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26424 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26425 doing them by hand.
26426 (tree_function_versioning): Do not allocate dummy struct function.
26427 * tree-inline.h (optimize_inline_calls): Update prototype.
26428 * tree-optimize.c (execute_fixup_cfg): Export.
26429 (pass_fixup_cfg): Remove
26430 (tree_rest_of_compilation): Do not apply inlines.
26431 * tree-flow.h (execute_fixup_cfg): Declare.
26432 * Makefile.in (gt-passes.c): New.
26433 * passes.c: Include gt-passes.h
26434 (init_optimization_passes): New passes.
26435 (nnodes, order): New static vars.
26436 (do_per_function_toporder): New function.
26437 (execute_one_pass): Dump current pass here.
26438 (execute_ipa_pass_list): Don't dump current pass here.
26440 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26442 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26443 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26445 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26447 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26448 (strong_alias): Define.
26449 (__gcc_qmul): Provide non-FMA for soft-float.
26450 (__gcc_qdiv): Same.
26455 (__gcc_qunord): New.
26465 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26466 soft-float functions.
26467 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26468 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26469 about long double soft float.
26471 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26472 Tehila Meyzels <tehila@il.ibm.com>
26474 * tree-vectorizer.h (is_pattern_stmt_p): New.
26475 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26476 formatting (tabs instead of spaces). Cleanup and clarify setting
26477 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26478 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26479 (vectorizable_type_demotion): Check that types are integral.
26480 (vectorizable_type_promotion): Likewise.
26481 (vectorizable_store): Fix typo. Eliminate new-line at end of
26484 2007-01-16 Jan Hubicka <jh@suse.cz>
26486 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26489 2007-01-15 Eric Christopher <echristo@apple.com>
26491 * ifcvt.c: Include vec.h, vecprim.h.
26492 (check_cond_move_block): New argument regs.
26493 Reorganize. Add registers used to regs.
26494 (cond_move_process_if_block): Use regs set above as
26497 2007-01-15 Eric Christopher <echristo@apple.com>
26499 * config/darwin.h: Update copyright.
26500 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26501 (LINK_COMMAND_SPEC): Add -u.
26502 (LINK_SPEC): Fix umbrella for above.
26504 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26506 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26509 2007-01-15 Tom Tromey <tromey@redhat.com>
26511 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26512 * doc/install.texi (Testing): Don't mention jacks.
26513 (Configuration): Document --enable-java-maintainer-mode. Move
26514 --with-java-home to libgcj-specific section. Document
26516 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26518 2007-01-15 Jan Hubicka <jh@suse.cz>
26520 * tree-ssa-dce.c (DCE_TODOs): New.
26521 (propagate_necessity): Return if something changed.
26522 (eliminate_unnecessary_stmts): Likewise.
26523 (perform_tree_ssa_dce): Return TODO flags when needed.
26524 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26526 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26528 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26529 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26530 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26531 patterns using X87MODEF12 mode macro. Extend operand 1
26532 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26533 (log10<mode>2): Ditto.
26534 (log2<mode>2): Ditto.
26535 (log1p<mode>2): Ditto.
26536 (logb<mode>2): Ditto.
26537 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26538 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26539 (*fxtractxf3_i387): Rename from *fxtractxf3.
26540 (fxtract_extend<mode>xf3_i387): New insn pattern.
26541 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26542 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26543 and gen_fyl2xxf3_i387().
26545 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26547 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26548 * cfgloopmanip.c (fix_loop_placement): Made static. Use
26549 get_loop_exit_edges. Changed return type to bool.
26550 * cfgloop.h (fix_loop_placement): Declaration removed.
26552 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
26554 * param.h (MIN_VECT_LOOP_BOUND): New.
26555 * params.def (MIN_VECT_LOOP_BOUND): New.
26556 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
26557 argument - minimum threshold for number of iterations.
26558 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
26559 argument to declaration.
26560 * tree-vect-analyze.c (vect_analyze_operations): Check value of
26561 MIN_VECT_LOOP_BOUND.
26562 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
26563 slpeel_tree_peel_loop_to_edge with additional argument.
26564 (vect_do_peeling_for_alignment): Likewise.
26565 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
26567 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
26570 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
26571 operands of size 1.
26573 2007-01-14 Jan Hubicka <jh@suse.cz>
26575 * tree-dfa.c (remove_referenced_var): New function.
26576 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
26577 prune referenced vars list too.
26578 * tree-flow.h (remove_referenced_var): Declare.
26580 2007-01-14 Jan Hubicka <jh@suse.cz>
26582 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
26584 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
26585 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
26586 * except.h (verify_eh_throw_table_statements): Kill prototype.
26587 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
26588 into call exrepssions.
26589 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
26591 * tree-cfg.c: Include pointer-set.h.
26592 (verify_node_sharing): Work on pointer set.
26593 (verify_eh_throw_stmt_node): New.
26594 (verify_stmts): Use pointers sets, verify throw_stmt.
26596 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
26598 * ipa-reference.c (analyze_function): Consider also addresses taken
26601 2007-01-12 Roger Sayle <roger@eyesopen.com>
26603 * c-typeck.c (null_pointer_constant_p): Replace use of
26604 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26605 (build_c_cast): Likewise.
26607 2007-01-12 Roger Sayle <roger@eyesopen.com>
26609 * tree.h (force_fit_type_double): Remove unused final argument.
26610 * c-common.c (constant_expression_warning): Replace use of
26611 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26612 (convert_and_check): Likewise.
26613 (shorten_compare): Update call to force_fit_type_double.
26614 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
26615 * convert.c (convert_to_pointer): Update call to
26616 force_fit_type_double.
26617 * fold-const.c (force_fit_type_double): Remove overflowed_const
26619 (int_const_binop, fold_convert_const_int_from_int,
26620 fold_convert_const_int_from_real, fold_div_compare,
26621 fold_sign_changed_comparison, fold_unary, fold_negate_const,
26622 fold_abs_const, fold_not_const): Remove the final argument from
26623 calls to force_fit_type_double.
26625 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
26627 * configure.ac: Set insn to "nop" for spu-*-* also.
26628 * configure: Regenerate.
26630 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
26632 * builtins.def : Add BUILT_IN_FREE.
26634 2007-01-12 Jan Hubicka <jh@suse.cz>
26636 PR tree-optimization/30443
26637 * tree-inline.c (tree_function_versioning): Do not optimize when
26638 cloning for inlining.
26640 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
26642 * doc/loop.texi: Document recording of loop exits.
26643 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
26644 (update_single_exits_after_duplication,
26645 update_single_exit_for_duplicated_loop,
26646 update_single_exit_for_duplicated_loops): Removed.
26647 (duplicate_loop_to_header_edge): Do not call
26648 update_single_exits_after_duplication and
26649 update_single_exit_for_duplicated_loops.
26650 (loop_version): Do not update single_exit information.
26651 (fix_loop_structure): Use record_loop_exits instead of
26652 mark_single_exit_loops.
26653 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
26654 the lists of loop exits.
26655 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
26656 split_edge, merge_blocks): Update the lists of loop exits.
26657 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
26658 loop_optimizer_init.
26659 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
26660 of mark_single_exit_loops.
26661 (loop_optimizer_finalize): Call release_recorded_exits.
26662 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
26663 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
26664 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
26665 update single exit information.
26666 * lambda-code.c (perfect_nestify): Ditto.
26667 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
26668 (mark_single_exit_loops): Removed.
26669 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
26670 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
26671 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
26673 (get_loop_exit_edges, single_exit): Use recorded exit lists.
26674 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
26675 (verify_loop_structure): Verify consistency of the exit lists.
26676 (flow_loops_find): Use alloc_loop. Initialize exits hash.
26677 (set_single_exit): Removed.
26678 * cfgloop.h (struct loop_exit): New function.
26679 (struct loop): single_exit_ field replaced by exits field.
26680 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
26681 LOOPS_HAVE_RECORDED_EXITS.
26682 (struct loops): Added exits hash.
26683 (mark_single_exit_loops, set_single_exit): Declaration removed.
26684 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
26686 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26688 * doc/invoke.texi: Avoid use of @headitem.
26690 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26692 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
26694 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26696 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
26699 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26700 Richard Sandiford <richard@codesourcery.com>
26702 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
26703 * config/m68k/m68k.opt: Resort options.
26704 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
26706 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26707 Richard Sandiford <richard@codesourcery.com>
26709 * doc/invoke.texi: Document the macros that are defined by
26710 m68k's -mtune and -mhard-float options.
26711 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
26712 (m68k_cpp_cpu_family): Likewise.
26713 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
26714 of __ucfv*__ macros. Define __mcffpu__ if generating code for
26715 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
26716 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
26717 (m68k_cpp_cpu_family): Likewise.
26719 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26721 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
26722 macros besides mc68000 as tuning macros. Use a switch statement
26723 to set them and mcpu32.
26725 2007-01-12 Julian Brown <julian@codesourcery.com>
26727 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
26728 (TARGET_68040_ONLY): Rename to...
26729 (TARGET_68040): ...this.
26730 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
26731 * config/m68k/m68k.md: Likewise.
26733 2007-01-12 Julian Brown <julian@codesourcery.com>
26734 Nathan Sidwell <nathan@codesourcery.com>
26735 Richard Sandiford <richard@codesourcery.com>
26737 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
26738 the -mcpu= argument associated with the --with-cpu setting.
26739 Define M68K_DEFAULT_TUNE to the default -mtune= option,
26740 if different from the one implied by the -mcpu setting.
26741 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
26742 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
26743 * doc/invoke.texi: Mention ColdFire in the introduction to the
26744 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
26745 -mno-div and -mhard-float options. Make -m68881 a synonym for
26746 -mhard-float. Document the previously-undocumented -m5206e,
26747 -m528x, -m5307 and -m5407 options. Tweak the existing option
26748 documentation for consistency.
26749 * doc/install.texi: Mention new --with-cpu arguments.
26750 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
26751 default CPU if neither -mcpu nor -march are specified.
26752 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
26753 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
26754 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
26755 using m68k_tune to decide between families that implement the
26756 same ISA. Use m68k_tune to set __mcfv4e__.
26757 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
26758 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
26759 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
26760 (FL_ISA_C, FL_ISA_MMU): New macros.
26761 (MASK_COLDFIRE): Delete.
26762 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
26763 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
26764 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
26765 (TARGET_HARD_FLOAT): Do not define here.
26766 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
26767 (TUNE_68000): New macro.
26768 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
26769 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
26770 (TUNE_CFV2): Redefine in terms of m68k_tune.
26771 (uarch_type, target_device, fpu_type): New enums.
26772 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
26773 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
26774 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
26775 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
26776 (FL_FOR_isa_c): New macros.
26777 (m68k_isa): New enum.
26778 (m68k_target_selection): New structure.
26779 (all_devices, all_isas, all_microarchs): New tables.
26780 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
26781 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
26782 (MASK_ALL_CPU_BITS): Delete.
26783 (m68k_find_selection): New function.
26784 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
26785 Map the legacy target options to a combination of the new ones.
26786 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
26787 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
26788 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
26790 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
26791 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
26793 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
26794 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
26795 * config/m68k/m68k-devices.def: New file.
26797 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26798 Nathan Sidwell <nathan@codesourcery.com>
26800 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
26801 (SUBTARGET_EXTRA_SPECS): New macros.
26802 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
26803 use %(asm_cpu_spec) instead.
26804 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
26805 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
26806 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
26807 (EXTRA_SPECS): Rename to...
26808 (SUBTARGET_EXTRA_SPECS): ...this.
26810 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26811 Richard Sandiford <richard@codesourcery.com>
26812 Julian Brown <julian@codesourcery.com>
26814 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26815 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
26816 to the configuration's default CPU.
26817 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
26818 Remove default masks.
26819 (m680[012]0-*-*): Set the default with_cpu to the first part of
26821 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
26822 (m68k*-*-linux): Extend the --with-cpu handling to...
26823 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
26824 and m68010. Don't set target_cpu_default2.
26825 * doc/install.texi: Document --with-cpu for m68k.
26826 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
26827 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
26828 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
26829 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
26830 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
26831 (ASM_SPEC): Remove use of %(asm_cpu_default).
26832 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
26833 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
26834 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
26835 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
26836 __HAVE_FPU__ if TARGET_HARD_FLOAT.
26837 (TARGET_DEFAULT): Delete.
26838 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
26839 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
26840 (CPP_CPU_SPEC): Delete.
26841 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
26842 the appropriate string.
26843 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
26844 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
26845 (ASM_SPEC): Don't use %(asm_default_spec).
26846 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
26847 TARGET_DEFAULT and add MASK_68881.
26848 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
26850 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26852 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
26853 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
26854 MASK_68010 alongside MASK_68020.
26855 * doc/invoke.texi: Document -m68010.
26856 * config/m68k/m68k.opt (m68010): New.
26857 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
26859 (TUNE_68010): New macro.
26860 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
26861 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
26862 (M68K_CPU_m68332): Add MASK_68010.
26863 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
26864 fallback definition.
26865 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
26867 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
26868 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
26869 to all entries that use MASK_68020.
26870 (output_move_simode_const, output_move_himode, output_move_qimode)
26871 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
26872 instead of TARGET_68020 to select clr behavior. Remove comment
26873 about there being no TARGET_68010.
26874 * config/m68k/m68k.md: Likewise throughout.
26876 2007-01-12 Julian Brown <julian@codesourcery.com>
26878 * config/m68k/m68k.h (TARGET_ISAB): New macro.
26879 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
26880 * config/m68k/m68k.md: Likewise.
26882 2007-01-12 Julian Brown <julian@codesourcery.com>
26884 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
26885 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
26887 2007-01-12 Julian Brown <julian@codesourcery.com>
26889 * config/m68k/m68k.h (TUNE_68040_60): New macro.
26890 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
26891 * config/m68k/m68k.md: Likewise.
26893 2007-01-12 Julian Brown <julian@codesourcery.com>
26894 Richard Sandiford <richard@codesourcery.com>
26896 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
26897 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
26898 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
26900 (TARGET_CPU32): Rename to...
26901 (TUNE_CPU32): ...this.
26902 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
26903 (TUNE_CFV2): New macros.
26904 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
26905 remove conditions that are implied by TARGET_68020.
26906 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
26907 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
26908 (m68k_output_function_epilogue): Likewise.
26909 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
26910 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
26911 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
26912 non-68000 timings. Refactor multiplication and division costs.
26913 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
26914 TUNE_CPU32 instead of TARGET_CPU32.
26915 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
26916 and TUNE_68060 instead of TARGET_68060.
26917 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
26918 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
26920 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
26921 && !TARGET_COLDFIRE" to choose between moveq and clr.
26922 Likewise in the unnamed movsf pattern.
26923 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
26924 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
26927 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26929 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
26930 of tabbing before backslashes.
26932 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26934 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
26935 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
26936 (ASM_OUTPUT_INTERNAL_LABEL): Define.
26938 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26940 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
26941 find_interesting_uses_cond.
26942 (find_interesting_uses_cond): Use extract_cond_operands.
26943 (rewrite_use_compare): Use extract_cond_operands and
26944 force_gimple_operand_bsi. Do not call update_stmt.
26945 (determine_use_iv_cost_condition): Use extract_cond_operands.
26946 Return cheaper of using original bound and changing the exit bound.
26948 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26950 PR tree-optimization/29516
26951 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
26952 most_expensive_mult_to_index, addr_to_parts,
26953 create_mem_ref, maybe_fold_tmr): Make the type of
26954 fields of TARGET_MEM_REF sizetype.
26955 (move_fixed_address_to_symbol, move_pointer_to_base):
26957 * tree.def (TARGET_MEM_REF): Add comment on types of
26960 2007-01-11 Joseph Myers <joseph@codesourcery.com>
26962 * c-common.c (vector_types_convertible_p): Treat opaque types as
26963 always convertible if they have the same size, but not otherwise.
26965 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
26967 * ifcvt.c (struct noce_if_info): Add comments to the fields.
26968 Remove the b_unconditional field.
26969 (noce_try_sign_mask): Do not look at b_unconditional.
26970 (noce_process_if_block): Do not use merge_if_blocks. Update
26971 the CFG here. Do not set b_unconditional.
26972 (cond_move_process_if_block): Likewise.
26973 (find_cond_trap): Likewise.
26974 (check_cond_move_block): Require simple jump insns at the end
26975 of the basic block.
26977 2007-01-11 Jan Hubicka <jh@suse.cz>
26979 PR tree-optimization/1046
26980 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
26981 when alias info is not ready.
26982 (pass_tail_recursion): Do not require aliasing.
26983 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
26984 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
26985 * tree-ssa-copy.c (pass_copy_prop): Likewise.
26986 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
26987 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
26988 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
26989 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
26991 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
26992 When aliasing is not build, mark statement as volatile.
26994 2007-01-11 Tom Tromey <tromey@redhat.com>
26996 PR preprocessor/15185, PR preprocessor/20989:
26997 * doc/cppopts.texi <-MT>: Update description of algorithm for
26998 computing default target.
26999 <-M, -MD>: Reword "basename" text.
27001 2007-01-11 Roger Sayle <roger@eyesopen.com>
27003 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27004 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27005 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27006 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27007 fold_builtin_bswap, real_constp, fold_builtin_pow,
27008 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27009 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27010 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27011 * convert.c (convert_to_pointer): Likewise.
27012 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27013 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27014 const_binop, fold_convert_const_int_from_int,
27015 fold_convert_const_int_from_real,
27016 fold_convert_const_real_from_real, sign_bit_p,
27017 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27018 fold_sign_changed_comparison, fold_unary, fold_comparison,
27019 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27020 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27021 * print-tree.c (print_node_brief, print_node): Likewise.
27022 * stor-layout.c (place_field, layout_type): Likewise.
27023 * tree-chrec.c (keep_cast): Likewise.
27024 * tree.c (build_vector, build_real, build_real_from_int_cst,
27025 build_complex): Likewise.
27027 2007-01-11 Roger Sayle <roger@eyesopen.com>
27029 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27030 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27032 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27034 * configure.ac (strict1_warn): Rename to strict_warn.
27035 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27036 cc_set_by_configure, quoted_cc_set_by_configure,
27037 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27038 all_boot_languages, all_stagestuff): Remove.
27039 (target_list): Remove bootstrap targets.
27040 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27041 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27042 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27043 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27044 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27045 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27046 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27047 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27048 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27049 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27050 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27051 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27052 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27053 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27054 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27055 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27056 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27057 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27058 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27059 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27060 (mostlyclean): Adjust.
27061 (clean, distclean): Don't mention bootstrap stuff.
27062 * configure: Regenerate.
27063 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27064 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27065 treelang/config-lang.in (stagestuff): Remove.
27066 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27067 stageprofile, stagefeedback, stagestuff): Remove mention.
27069 2007-01-11 Nick Clifton <nickc@redhat.com>
27071 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27073 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27074 (mcore_arith_K_S_operand): Run the test for the S constraint not
27075 the test for the M constraint.
27076 (mcore_addsub_operand): Do not accept integer values that are
27077 larger than 32 bits.
27078 * config/mcore/mcore.md: Remove unused constraints from split.
27079 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27080 (addsi3): Likewise.
27081 (allocate_stack): Likewise.
27082 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27083 operands to 32 bits.
27084 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27086 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27087 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27088 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27089 mcore_output_bclri, mcore_output_andn, output_inline_const,
27090 mcore_output_move, mcore_output_movedouble): Likewise.
27091 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27092 (output_inline_const): Likewise.
27093 (output_inline_const): Fix format strings used in sprintf
27095 * config/mcore/mcore-protos.h: Update prototypes for changed
27096 functions in mcore.c.
27097 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27098 HOST_WIDE_INT and not int.
27099 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27100 CONST_OK_FOR_N): Likewise.
27101 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27102 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27105 2007-01-10 Jan Hubicka <jh@suse.cz>
27107 * tree-vrp.c (remove_range_assertions): Release defs.
27108 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27109 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27111 2007-01-10 Paul Brook <paul@codesourcery.com>
27113 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27114 * config/arm/arm.md (mulsi3subsi): New insn.
27116 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27118 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27119 (tree_transform_and_unroll_loop): New.
27120 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27123 2007-01-10 Robert Kennedy <jimbob@google.com>
27125 * fold-const.c (fold_comparison): Fold comparisons like (x *
27126 1000 < 0) to (x < 0).
27128 2007-01-10 Ian Lance Taylor <iant@google.com>
27130 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27131 operands have the same priority.
27133 2007-01-10 Tom Tromey <tromey@redhat.com>
27135 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27136 (fold_binary): Likewise.
27137 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27138 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27139 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27140 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27141 * langhooks.h (struct lang_hooks): Removed field
27142 'can_use_bit_fields_p'.
27144 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27146 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27148 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27150 * function.c (get_last_funcdef_no): New function.
27151 * function.h (get_last_funcdef_no): Declare.
27152 * tree-inline.c (initialize_cfun): Add initialization.
27153 (tree_function_versioning): Cleanup.
27155 2007-01-10 Jan Hubicka <jh@suse.cz>
27157 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27160 2007-01-10 Sa Liu <saliu@de.ibm.com>
27161 Ben Elliston <bje@au.ibm.com>
27163 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27164 for SAVE_NONLOCAL and Pmode for any other save level.
27165 * spu-protos.h (spu_restore_stack_block): Declare.
27166 * spu.md (save_stack_block): Remove.
27167 (restore_stack_block): Call spu_restore_stack_block.
27168 * spu.c (spu_restore_stack_block): New function.
27169 (spu_expand_epilogue): Remove old comment.
27171 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27173 PR tree-optimization/30322
27174 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27175 (cand_value_at): Return the value as aff_tree.
27176 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27177 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27178 aff_combination_mult): New functions.
27179 (aff_combination_add): Use aff_combination_add_cst.
27180 (aff_combination_convert): Allow conversions to a wider type.
27181 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27182 * tree-affine.h (aff_combination_mult): Declare.
27184 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27186 * doc/tm.texi: Update documentation to reflect reality of exec
27187 and start file search behaviours. Update copyright year.
27188 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27189 header file directories.
27191 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27193 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27194 (*cosxf2): Rename to cosxf2_i387.
27195 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27196 using X87MODEF12 mode macro. Rename patterns to
27197 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27199 (*cosdf2, *cossf2): Ditto.
27200 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27201 to match extended input operands.
27202 (sincos<mode>3): New expander.
27203 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27204 insn patterns and corresponding splitters.
27206 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27208 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27209 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27211 2007-01-09 Nicolas Pitre <nico@cam.org>
27214 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27216 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27218 * target.h (struct gcc_target): New field library_rtti_comdat.
27219 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27220 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27221 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27222 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27224 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27226 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27228 2007-01-08 Richard Guenther <rguenther@suse.de>
27230 * tree.h (force_fit_type_double): Export.
27231 (force_fit_type): Remove.
27232 * fold-const.c (force_fit_type_double): New function.
27233 (force_fit_type): Remove.
27234 (int_const_binop): Use it.
27235 (fold_convert_const_int_from_int): Likewise.
27236 (fold_convert_const_int_from_real): Likewise.
27237 (fold_div_compare): Likewise.
27238 (fold_sign_changed_comparison): Likewise.
27239 (fold_unary): Likewise.
27240 (fold_negate_const): Likewise.
27241 (fold_abs_const): Likewise.
27242 (fold_not_const): Likewise.
27243 * c-common.c (shorten_compare): Use force_fit_type_double.
27244 * convert.c (convert_to_pointer): Likewise.
27246 2007-01-08 Richard Guenther <rguenther@suse.de>
27248 * tree.h (build_int_cst_wide_type): Export.
27249 * tree.c (build_int_cst_wide_type): New function.
27250 (build_int_cst_wide): Fix comment.
27251 * builtins.c (fold_builtin_object_size): Use build_int_cst
27252 to build -1 or 0 of the correct type. Use fit_double_type
27253 to check for overflow.
27254 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27256 (decode_field_reference): Likewise.
27257 (all_ones_mask_p): Likewise.
27258 (native_interpret_int): Use build_int_cst_wide_type.
27259 (fold_binary): Use build_int_cst_type to build an all-ones
27261 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27263 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27265 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27267 2007-01-09 Ben Elliston <bje@au.ibm.com>
27269 * genautomata.c (STATS_OPTION): New option.
27270 (stats_flag): New flag.
27271 (gen_automata_option): Handle it.
27272 (initiate_automaton_gen): Ditto.
27273 (write_automata): Output statistics only if stats_flag is
27274 set. Likewise, output time statistics only if time_flag is set.
27275 * doc/md.texi (Processor pipeline description): Document new flag.
27277 2007-01-08 Richard Guenther <rguenther@suse.de>
27279 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27280 * tree.c (build_int_cst_type): Likewise.
27281 (size_in_bytes): Don't call force_fit_type on the result.
27282 (int_fits_type_p): Use fit_double_type.
27283 * fold-const.c (fit_double_type): New function.
27284 (force_fit_type): Use it.
27285 * tree.h (fit_double_type): Export.
27287 2007-01-08 Jan Hubicka <jh@suse.cz>
27289 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27290 * ipa.c (function_and_variable_visibility): Fix return type.
27292 2007-01-08 Richard Guenther <rguenther@suse.de>
27294 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27295 of offset to build the index.
27296 * tree-pretty-print.c (dump_generic_node): Don't build negated
27297 const just for printing.
27298 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27299 * builtins.c (fold_builtin_int_roundingfn): Check if result
27300 fits the type by using force_fit_type and comparing the result.
27301 * predict.c (predict_loops): Use compare_tree_int for comparison.
27302 * tree.c (build_int_cst): Fall back to integer_type_node for
27304 (build_int_cst_wide): Assert type is non-null.
27306 2007-01-08 Roberto Costa <roberto.costa@st.com>
27308 * tree-vrp.c (extract_range_from_cond_expr): New.
27309 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27310 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27312 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27313 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27314 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27315 used as expressions.
27316 * tree-object-size.c (cond_expr_object_size): New.
27317 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27319 2007-01-08 Jan Hubicka <jh@suse.cz>
27321 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27322 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27325 2007-01-08 Richard Guenther <rguenther@suse.de>
27327 PR tree-optimization/23603
27328 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27329 (extract_range_from_binary): Fall back to truthvalue instead of
27330 varying for TRUTH_*_EXPR.
27331 (extract_range_from_comparison): Fall back to truthvalue instead of
27333 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27334 if all visited PHI values were constant.
27336 2007-01-08 Jan Hubicka <jh@suse.cz>
27338 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27339 (cgraph_analyze_function): break out from ...
27340 (cgraph_finalize_compilation_unit): ... here.
27341 (cgraph_expand_function): Remove forgoten commented out line.
27342 (cgraph_optimize): Analyze functions.
27344 2007-01-08 Jan Hubicka <jh@suse.cz>
27346 * tree-pas.h (TODO_remove_function): New flag.
27347 (TODO_update*): Renumber.
27348 (pass_ipa_increase_alignment,
27349 pass_ipa_function_and_variable_visibility): New passes.
27350 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27351 (cgraph_function_and_variable_visibility): Move to ipa.c
27352 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27353 cgraph_increase_alignment.
27354 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27355 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27356 calling tree-inline.
27357 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27358 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27359 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27360 (gate_increase_alignment): New function.
27361 (pass_ipa_increase_alignment): New pass.
27362 * ipa.c: Inline tree-pass.h and timevar.h
27363 (function_and_variable_visibility): Move here from cgraphunit.c
27364 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27365 * passes.c (init_optimization_passes): Add the two new passes.
27366 (execute_todo): Handle cgraph_remove_functions.
27368 2007-01-08 Nick Clifton <nickc@redhat.com>
27370 * config/frv/predicates.md (reg_or_0_operand): Accept
27373 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27375 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27376 * config.gcc: Add bfin*-rtems*.
27378 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27380 * c.opt: Add -flax-vector-conversions.
27381 * c-typeck.c (convert_for_assignment): Pass flag to
27382 vector_types_convertible_p to allow emission of note.
27383 (digest_init): Likewise.
27384 * c-opts.c: Handle -flax-vector-conversions.
27385 * c-common.c (flag_lax_vector_conversions): New.
27386 (vector_types_convertible_p): Unless -flax-vector conversions
27387 has been passed, disallow conversions between vectors with
27388 differing numbers of subparts and/or element types. If such
27389 a conversion is disallowed, possibly emit a note on the first
27390 occasion only to inform the user of -flax-vector-conversions.
27391 The new last argument specifies this.
27392 * c-common.h (flag_lax_vector_conversions): New.
27393 (vector_types_convertible_p): Add extra argument.
27394 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27395 char_type_node for V*QI type vectors.
27396 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27397 Update to satisfy new typechecking rules.
27398 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27399 C and C++ variants.
27400 * doc/invoke.texi (C Dialect Options): Document
27401 -flax-vector-conversions.
27403 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27405 PR tree-optimization/29877
27406 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27407 a register variable on the RHS to not be replaceable.
27409 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27410 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27411 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27412 const_simm15, const_pow2, const_npow2): Added.
27413 * config/score/misc.md (insv, extv, extzv, movmemsi,
27414 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27415 * config/score/score.c (score_address_cost, score_select_cc_mode):
27417 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27418 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27419 Update score_print_operand.
27420 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27421 Adjust register allocate order and update some macro define.
27422 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27423 mdx_block_move_straight, mdx_block_move_loop_head,
27424 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27425 mdx_block_move_loop, mdx_block_move): Added.
27426 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27427 mdp_limm): Updated and fix some bug and typo.
27428 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27429 (movsf, movdf, doloop_end): Added.
27431 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27433 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27434 config/arm/thumb2.md: Fix comment typos.
27435 * doc/extend.texi: Fix a typo.
27437 2007-01-07 Eric Christopher <echristo@apple.com>
27439 * configure.ac: Check for __stack_chk_fail for darwin.
27440 * configure: Regenerate.
27442 2007-01-07 Richard Guenther <rguenther@suse.de>
27444 * tree-vrp.c (extract_range_from_assert): CSE calls to
27445 compare_values where possible.
27446 (extract_range_from_unary_expr): Likewise.
27448 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27450 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27451 * config/avr/avr.c (call_insn_operand): Delete function.
27452 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27453 instead of register number. Use predicates.
27454 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27455 call_insn_operand): Add.
27457 2007-01-06 Jan Hubicka <jh@suse.cz>
27459 * tree-pass.h (pass_build_cgraph_edges): Declare.
27460 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27461 (visited_nodes): Remove.
27462 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27463 build_cgrpah_edges; make visited_nodes local.
27464 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27465 (record_references_in_initializer): Move to cgraphbuild.c
27466 (initialize_inline_failed, rebuild_cgraph_edges,
27467 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27468 (verify_cgraph_node): Make visited_nodes local.
27469 (cgraph_analyze_function): Do not call cgraph_create_edges and
27470 initialize_inline_failed.
27471 (cgraph_expand_function): Do not call cgraph_lower_function;
27472 assert that function is already lowered.
27473 * Makefile.in (cgraphbuild.o): New.
27474 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27475 at the end of lowering passes.
27477 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27479 * ifcvt.c (cond_move_convert_if_block): New function, code
27480 factored out from...
27481 (cond_move_process_if_block): ...here. Call the new function
27482 on the THEN and ELSE blocks.
27483 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27484 already takes care of this.
27486 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27489 * tree.h (TREE_OVERFLOW_P): New.
27490 * c-typeck.c (parser_build_unary_op): Warn only if result
27491 overflowed and operands did not.
27492 (parser_build_binary_op): Likewise.
27493 (convert_for_assignment): Remove redundant overflow_warning.
27494 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27496 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27498 * c-typeck.c (store_init_value): Split over two lines to follow
27499 the GNU coding style.
27501 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27503 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27504 __GXX_EXPERIMENTAL_CXX0X__.
27505 * doc/cpp.texi: Same.
27507 2007-01-05 Richard Guenther <rguenther@suse.de>
27509 PR middle-end/27826
27510 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27511 with mismatched types. Instead explicitly build a
27512 conversion NOP_EXPR.
27514 2007-01-05 Ian Lance Taylor <iant@google.com>
27516 * c-common.c (decl_with_nonnull_addr_p): New function.
27517 (c_common_truthvalue_conversion): Call it.
27518 * c-typeck.c (build_binary_op): Likewise.
27519 * c-common.h (decl_with_nonnull_addr_p): Declare.
27521 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27524 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27527 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27529 * doc/install.texi (Final install): Document the fact that
27530 the GNAT runtime should not be stripped.
27532 2007-01-04 Jan Hubicka <jh@suse.cz>
27534 * tree-inline.c (fold_marked_statements): Update operand caches
27535 and EH after folding
27537 2007-01-04 Ian Lance Taylor <iant@google.com>
27539 * c-common.c (check_function_nonnull): Whitespace fix.
27541 2007-01-04 Jan Hubicka <jh@suse.cz>
27543 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27544 comitted older version of patch.
27545 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27546 function, celanup cfg and collect garbage.
27548 2007-01-04 Mike Stump <mrs@apple.com>
27550 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
27553 2007-01-04 Eric Christopher <echristo@apple.com>
27555 * libgcc2.c (__bswapsi2): Use SItype.
27556 (__bswapdi2): Use DItype.
27557 * libgcc2.h: Update for above.
27559 2007-01-04 Paul Brook <paul@codesourcery.com>
27561 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
27562 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
27563 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
27564 umulsidi3, umulsidi3adddi, smulsi3_highpart,
27565 umulsi3_highpart): Make conditional on !arm_arch6.
27566 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
27567 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
27568 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
27569 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
27570 umulsi3_highpart_v6): New insns.
27572 2007-01-04 Roger Sayle <roger@eyesopen.com>
27574 * fold-const.c (fold_convert): When casting an expression to void,
27575 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
27576 have a type. Instead of attempting to build a NOP_EXPR, return
27577 these "special" trees directly.
27579 2007-01-04 Joseph Myers <joseph@codesourcery.com>
27581 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
27582 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
27583 rs6000_cost->fp not 0 as adjustment for outer NEG.
27585 2007-01-04 Jan Hubicka <jh@suse.cz>
27587 * cgraph.c (cgraph_release_function_body): New function.
27588 (cgraph_remove_node): Use it.
27589 * cgraph.h (cgraph_release_function_body): Declare.
27590 * cgraphunit.c (cgraph_expand_function): Use it.
27591 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
27592 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
27593 is initialized and while compilation of other function is running.
27594 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
27595 statement CFG annotations from here to ...
27596 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
27598 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
27600 * cfgloop.h (enum li_flags): Make the constants powers of two.
27602 2007-01-04 Jan Hubicka <jh@suse.cz>
27604 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
27606 (fold_marked_statements): New function.
27607 (optimize_inline_calls, tree_function_versioning): Fold new statements.
27608 * tree-inline.h (copy_body_data): Add statements_to_fold.
27610 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
27612 * config.gcc: Mention libgcc/config.host.
27613 * Makefile.in: Update comments mentioning libgcc.
27614 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
27615 (all.cross, start.encap, rest.encap, rest.cross): Update
27616 dependencies for libgcc move.
27617 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
27618 (clean-target, clean-target-libgcc): Delete.
27619 (srcdirify, GCC_EXTRA_PARTS): New macros.
27620 (libgcc-support, libgcc.mvars): New rules.
27621 (distclean): Remove mention of mklibgcc.
27622 (install): Don't reference INSTALL_LIBGCC.
27623 (install-common): Don't reference EXTRA_PARTS.
27624 (install-libgcc, install-multilib): Delete rules.
27625 * mklibgcc.in: Delete file.
27626 * doc/configfiles.texi: Don't mention mklibgcc.
27628 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
27629 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
27630 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
27631 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
27632 (mklibgcc, ldblspecs): Likewise.
27634 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
27635 (posixpre.def): Use $(T).
27636 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
27637 (SHLIB_SRC, SHLIB_INSTALL): Delete.
27638 (SHLIB_LINK): Make dummy.
27639 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
27641 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
27643 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
27644 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
27645 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
27646 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
27648 * configure.ac (all_outputs): Remove mklibgcc.
27649 * configure: Regenerated.
27651 2007-01-03 Josh Conner <jconner@apple.com>
27653 PR middle-end/29683
27654 * calls.c (compute_argument_addresses): Set stack and stack_slot
27655 for partial args, too.
27656 (store_one_arg): Use locate.size.constant for the size when
27657 generating a save_area.
27659 2007-01-03 Robert Kennedy <jimbob@google.com>
27661 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
27662 whose definitions are deleted due to basic block merging.
27664 2007-01-03 Paul Brook <paul@codesourcery.com>
27667 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
27669 (use_return_insn): Return 0 for Thumb interrupt functions.
27670 (print_multi_reg): Add rfe argument for IRQ returns.
27671 (arm_output_epilogue): Pop interrupt return address directly into PC.
27672 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
27674 2007-01-03 Paul Brook <paul@codesourcery.com>
27676 Merge from sourcerygxx-4_1.
27677 * config/arm/thumb2.md: New file.
27678 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
27680 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
27681 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
27682 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
27683 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
27685 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
27686 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
27688 * config/arm/ieee754-sf.S: Ditto.
27689 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
27690 (thumb1_base_register_rtx_p): ... to this.
27691 (thumb_index_register_rtx_p): Rename...
27692 (thumb1_index_register_rtx_p): ... to this.
27693 (thumb_output_function_prologue): Rename...
27694 (thumb1_output_function_prologue): ... to this.
27695 (thumb_legitimate_address_p): Rename...
27696 (thumb1_legitimate_address_p): ... to this.
27697 (thumb_rtx_costs): Rename...
27698 (thumb1_rtx_costs): ... to this.
27699 (thumb_compute_save_reg_mask): Rename...
27700 (thumb1_compute_save_reg_mask): ... to this.
27701 (thumb_final_prescan_insn): Rename...
27702 (thumb1_final_prescan_insn): ... to this.
27703 (thumb_expand_epilogue): Rename...
27704 (thumb1_expand_epilogue): ... to this.
27705 (arm_unwind_emit_stm): Rename...
27706 (arm_unwind_emit_sequence): ... to this.
27707 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
27708 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
27709 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
27710 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
27711 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
27712 thumb2_output_casesi): New functions.
27713 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
27714 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
27715 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
27716 THUMB2_WORK_REGS): Define.
27717 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
27718 arm_condexec_mask, arm_condexec_masklen)): New variables.
27719 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
27720 (arm_override_options): Check new CPU capabilities.
27721 Set new architecture flag variables.
27722 (arm_isr_value): Handle v7m interrupt functions.
27723 (user_return_insn): Return 0 for v7m interrupt functions. Handle
27725 (const_ok_for_arm): Handle Thumb-2 constants.
27726 (arm_gen_constant): Ditto. Use movw when available.
27727 (arm_function_ok_for_sibcall): Return false for v7m interrupt
27729 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
27730 (thumb_find_work_register, arm_load_pic_register,
27731 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
27732 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
27733 print_multi_reg, output_mov_long_double_fpa_from_arm,
27734 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
27735 output_mov_double_fpa_from_arm, output_move_double,
27736 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
27737 output_return_instruction, arm_output_function_prologue,
27738 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
27739 arm_output_mi_thunk, thumb_set_return_address): Ditto.
27740 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
27741 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
27742 (arithmetic_instr, shift_op): Use arm_shift_nmem.
27743 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
27745 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
27746 (thumb_expand_prologue): Use thumb_set_frame_pointer.
27747 (arm_file_start): Output directive for unified syntax.
27748 (arm_unwind_emit_set): Handle stack alignment instruction.
27749 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
27750 Add v6t2, v7, v7a, v7r and v7m.
27751 (RETLDM): Add Thumb-2 code.
27752 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
27753 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
27754 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
27755 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
27756 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
27757 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
27758 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
27759 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
27760 ADJUST_INSN_LENGTH): Define.
27761 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
27762 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
27763 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
27764 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
27765 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
27766 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
27767 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
27768 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
27769 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
27770 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
27771 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
27772 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
27773 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
27774 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
27775 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
27776 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
27777 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
27779 * config/arm/arm-tune.md: Regenerate.
27780 * config/arm/arm-protos.h: Update prototypes.
27781 * config/arm/vfp.md: Enable patterns for Thumb-2.
27782 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
27783 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
27784 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
27785 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
27786 * config/arm/libunwind.S: Add Thumb-2 code.
27787 * config/arm/constraints.md: Update include Thumb-2.
27788 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
27789 * config/arm/ieee754-df.S: Ditto.
27790 * config/arm/bpabi.S: Ditto.
27791 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
27792 * config/arm/predicates.md (low_register_operand,
27793 low_reg_or_int_operand, thumb_16bit_operator): New.
27794 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
27795 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
27796 * config/arm/t-arm-elf: Add armv7 multilib.
27797 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
27799 (UNSPEC_STACK_ALIGN, ce_count): New.
27800 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
27801 arm_zero_extendsidi2, arm_zero_extendqidi2): New
27803 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
27804 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
27805 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
27806 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
27807 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
27808 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
27810 * doc/extend.texi: Document ARMv7-M interrupt functions.
27811 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
27813 2007-01-03 Jakub Jelinek <jakub@redhat.com>
27815 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
27816 (struct _Unwind_Context): Rename args_size to flags, remove
27817 signal_frame field, add a new args_size field and version field.
27818 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
27819 _Unwind_IsExtendedContext): New inline functions.
27820 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
27821 Assume by_value array is only present if _Unwind_IsExtendedContext.
27822 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
27823 _Unwind_IsSignalFrame.
27824 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
27825 (uw_update_context_1): Use _Unwind_SetSignalFrame.
27826 (uw_init_context_1): Initialize context->flags to
27827 EXTENDED_CONTEXT_BIT.
27828 * config/rs6000/linux-unwind.h (frob_update_context): Use
27829 _Unwind_SetSignalFrame.
27831 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27833 PR middle-end/30353
27834 * gimplify.c (gimplify_modify_expr_complex_part): Move below
27835 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
27838 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
27840 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
27841 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
27842 RET, AT_SP): Remove.
27843 * config/i386/i386.md (*sse_prologue_save_insn): Use return
27846 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27847 * cfgbuild.c (find_basic_blocks): Likewise.
27848 * cfgrtl.c (rtl_create_basic_block): Likewise.
27849 * function.c (temp_slots_at_level): Likewise.
27850 * reg-stack.c (stack_regs_mentioned): Likewise.
27851 * regclass.c (allocate_reg_info): Likewise.
27852 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27853 set_bb_for_stmt, move_block_to_fn): Likewise.
27854 * tree-complex.c (tree_lower_complex): Likewise.
27855 * vec.h (VEC_safe_grow_cleared): New.
27857 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
27859 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
27861 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
27862 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
27864 * cfgloopmanip.c (scale_loop_frequencies): Export.
27865 (loopify): Scale the frequencies by prescribed coefficients.
27866 (set_zero_probability): New function.
27867 (duplicate_loop_to_header_edge): Improve updating of frequencies.
27868 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
27869 and frequencies according to arguments.
27870 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
27872 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
27873 * modulo-sched.c (sms_schedule): Set probabilities for entering
27874 versioned loop correctly.
27875 * tree-vect-transform.c (vect_transform_loop): Ditto.
27876 * cfgloop.h (loopify, loop_version): Declaration changed.
27877 (scale_loop_frequencies): Declared.
27879 2007-01-02 Jan Hubicka <jh@suse.cz>
27881 * cgraph.c: Include tree-flow.h
27882 (cgraph_add_new-function): Handle IPA_SSA mode; execute
27883 early_local_passes.
27884 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
27885 * tree-pass.h (pass_all_early_optimizations): Declare.
27886 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
27887 early_local_passes.
27888 (cgraph_analyze_function): Do early_local_passes.
27889 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27890 Do not add referenced vars.
27891 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
27893 (gate_all_early_local_passes): New gate.
27894 (pass_early_local_passes): Use new gate.
27895 (execute_early_local_optimizations): New functions.
27896 (gate_all_early_optimizations): New gate.
27897 (pass_all_early_optimizations): New pass.
27898 (execute_free_datastructures): Free SSA only when initialized.
27899 (gate_init_datastructures): Init only when optimizing.
27900 (tree_lowering_passes): Do early local passes when called late.
27901 * tree-profile.c (do_tree_profiling): Don't profile functions added
27903 (do_early_tree_profiling, pass_early_tree_profile): Kill.
27904 * tree-cfg.c (update_modified_stmts): Do not update when operands are
27906 * passes.c (init_optimizations_passes): Reorder so we go into SSA
27907 during early_local_passes.
27908 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
27911 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27913 * Makefile.in: Update copyright year.
27915 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27917 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
27918 in $(lang_checks) and check-consistency targets.
27920 2007-01-02 Jan Hubicka <jh@suse.cz>
27922 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27923 Do not add referenced vars.
27924 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
27926 * passes.c (init_optimization_passes): Put mudflap_2 after
27927 free_datastructures.
27929 2007-01-02 Jan Hubicka <jh@suse.cz>
27931 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
27932 Set NOTHROW flag on call statements proved to be nothrow.
27933 Update statement of local calls so new pure/const functions are
27934 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
27936 (tree_rest_of_compilation): Register hooks and initialize bitmap
27937 early. Do not set after_inlining flag.
27939 2007-01-02 Steve Ellcey <sje@cup.hp.com>
27941 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
27942 HOST_BITS_PER_LONGLONG
27944 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27947 * c-typeck.c (store_init_value): Don't emit pedantic overflow
27948 warning for non-static initializers.
27950 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
27952 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
27953 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
27954 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
27955 Always use set_unique_reg_note to add REG_EQUAL notes.
27957 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27960 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27962 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27963 * cfgbuild.c (find_basic_blocks): Likewise.
27964 * cfgrtl.c (rtl_create_basic_block): Likewise.
27965 * function.c (temp_slots_at_level): Likewise.
27966 * reg-stack.c (stack_regs_mentioned): Likewise.
27967 * regclass.c (allocate_reg_info): Likewise.
27968 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27969 set_bb_for_stmt, move_block_to_fn): Likewise.
27970 * tree-complex.c (tree_lower_complex): Likewise.
27971 * vec.h (VEC_safe_grow_cleared): New.
27973 2007-01-02 Ian Lance Taylor <iant@google.com>
27975 * c-common.c (c_common_truthvalue_conversion): When warning about
27976 using an assignment as a truth value, set TREE_NO_WARNING.
27978 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27981 * c.opt (Wold-style-declaration): New.
27982 * doc/invoke.texi (C-only Warning Options): New.
27983 (Wold-style-declaration): Document it.
27984 (Wextra): Enabled by -Wextra.
27985 * c-opts.c (c_common_post_options): Enabled by -Wextra.
27986 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
27987 -Wold-style-declaration.
27989 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27991 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27992 * cfgbuild.c (find_basic_blocks): Likewise.
27993 * cfgrtl.c (rtl_create_basic_block): Likewise.
27994 * function.c (temp_slots_at_level): Likewise.
27995 * reg-stack.c (stack_regs_mentioned): Likewise.
27996 * regclass.c (allocate_reg_info): Likewise.
27997 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27998 set_bb_for_stmt, move_block_to_fn): Likewise.
27999 * tree-complex.c (tree_lower_complex): Likewise.
28000 * vec.h (VEC_safe_grow_cleared): New.
28002 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28004 * c-common.c (c_common_nodes_and_builtins): Since variants of
28005 void_type_node get built before it is given a name, we need to
28006 give those variants the name, too.
28007 (complete_array_type): We need to work with the canonical main
28008 type of the array, from which we will build the qualified version.
28009 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28010 * print-tree.c (print_node): Display canonical type information
28012 * stor-layout.c (layout_type): When we don't know the
28013 alignment of a type for which we're building an array, we end up
28014 guessing wrong, so make the type require structural equality.
28015 * tree.c (make_node_stat): When we build a new type, it is its
28016 own canonical type.
28017 (build_type_attribute_qual_variant): When building an attribute
28018 variant, its canonical type is the non-attribute variant. However,
28019 if the attributes are target-dependent and they differ, we need to
28020 use structural equality checks for this type.
28021 (build_qualified_type): A qualified type is not equivalent to its
28022 unqualified variant; set the canonical type appropriately.
28023 (build_distinct_type_copy): When building a distinct type from
28024 another type, the new type is its own canonical type.
28025 (build_variant_type_copy): When building a new type variant, we
28026 assume that it is equivalent to the original type.
28027 (build_pointer_type_for_mode): When building a pointer type, also
28028 build a canonical type pointer.
28029 (build_reference_type_for_mode): When building a reference type,
28030 also build a canonical type reference.
28031 (build_index_type): When we can't hash an index type (e.g.,
28032 because its maximum value is negative), the index type requires
28033 structural equality tests.
28034 (build_array_type): Build the canonical form of an array type.
28035 (build_function_type): Function types require structural equality,
28036 because they contain default arguments, attributes, etc.
28037 (build_method_type_directly): Ditto for method types.
28038 (build_offset_type): Build the canonical offset type.
28039 (build_complex_type): Build the canonical vector type.
28040 (make_vector_type): Build the canonical vector type.
28041 * tree.h (TYPE_CANONICAL): New.
28042 (TYPE_STRUCTURAL_EQUALITY_P): New.
28043 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28044 (struct tree_type): Added "canonical" field.
28045 * params.h (VERIFY_CANONICAL_TYPES): New.
28046 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28047 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28048 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28049 * doc/invoke.texi (verify-canonical-types): Document --param
28050 parameter for verifying canonical types.
28052 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28054 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28055 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28056 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28057 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28059 * config/rs6000/e500.h: New.
28060 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28061 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28063 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28064 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28065 TARGET_E500_DOUBLE): Remove.
28066 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28067 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28068 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28069 * config/rs6000/rs6000.c (rs6000_override_options): Use
28070 CHECK_E500_OPTIONS.
28072 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28074 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28075 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28076 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28077 rs6000_emit_cmove): Don't check TARGET_E500.
28078 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28079 sordered): Don't check TARGET_E500.
28081 2007-01-01 Eric Christopher <echristo@apple.com>
28083 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28084 HARD_REGISTER_NUM_P.
28086 2007-01-01 Roger Sayle <roger@eyesopen.com>
28088 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28089 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28090 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28093 2007-01-01 Mike Stump <mrs@apple.com>
28095 * configure.ac: Remove support for building with Apple's gcc-3.1.
28097 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28099 PR middle-end/30311
28100 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28101 REG is a hard register. Do not modify REG before calling
28103 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28104 multiple of the size of YMODE for certain lowpart cases.
28106 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28108 PR middle-end/30253
28109 * gimplify (voidify_wrapper_expr): Update for
28110 GIMPLE_MODIFY_STMT.
28112 2007-01-01 Andreas Schwab <schwab@suse.de>
28115 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28116 save of BR0 in extra_spill_size instead of spill_size.
28117 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28119 (ia64_expand_epilogue): Restore BR0 from its new location.
28121 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28123 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28124 Use a temporary variable if the left hand side is not a gimple
28127 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28129 * gimplify.c (gimplify_return_expr): Make the temporary variable
28130 for the return expression, a gimple register variable.
28132 2007-01-01 Jan Hubicka <jh@suse.cz>
28134 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28137 2007-01-01 Mike Stump <mrs@apple.com>
28139 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28141 * config/darwin.c (machopic_select_rtx_section): Use
28142 HAVE_GAS_LITERAL16.
28143 (darwin_mergeable_constant_section): Likewise.
28144 * configure: Regenerate.
28145 * config.in: Regenerate.
28147 2007-01-01 Jan Hubicka <jh@suse.cz>
28148 Andrew Pinski <pinskia@gmail.com>
28150 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28151 before starting IPA passes.