1 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
5 when operands[2] equals operands[1].
8 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
9 Nigel Stephens <nigel@mips.com>
11 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
12 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
13 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
15 (_Unwind_ForcedUnwind): Likewise.
16 (_Unwind_Resume): Likewise.
17 (_Unwind_Resume_or_Rethrow): Likewise.
18 (_Unwind_Backtrace): Likewise.
19 (_Unwind_SjLj_RaiseException): Likewise.
20 (_Unwind_SjLj_ForcedUnwind): Likewise.
21 (_Unwind_SjLj_Resume): Likewise.
22 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
23 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
25 (_Unwind_ForcedUnwind): Likewise.
26 (_Unwind_Resume): Likewise.
27 (_Unwind_Resume_or_Rethrow): Likewise.
28 (_Unwind_Backtrace): Likewise.
29 * unwind-compat.c (_Unwind_Backtrace): Likewise.
30 (_Unwind_ForcedUnwind): Likewise.
31 (_Unwind_RaiseException): Likewise.
32 (_Unwind_Resume): Likewise.
33 (_Unwind_Resume_or_Rethrow): Likewise.
35 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
36 nomips16 mode when IN_LIBGCC2 with hard float.
38 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
40 * config/mips/sdemtk.opt: Update to GPLv3.
41 * config/mips/sdemtk.h: Likewise.
43 2007-09-14 Nigel Stephens <nigel@mips.com>
45 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
46 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
47 for mipsisa32-*-linux*.
49 2007-09-14 Nigel Stephens <nigel@mips.com>
50 David Ung <davidu@mips.com>
51 Thiemo Seufer <ths@mips.com>
52 Richard Sandiford <richard@codesourcery.com>
54 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
55 * configure.ac: Add a mipssde threading type.
56 * configure: Regenerate.
57 * config/mips/sdemtk.h: New file.
58 * config/mips/t-sdemtk: Likewise.
59 * config/mips/sdemtk.opt: Likewise.
60 * gthr-mipssde.h: Likewise.
61 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
62 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
63 (MIPS_ICACHE_SYNC): New macro, split from ...
64 * config/mips/mips.md (clear_cache): ...here.
65 * config/mips/mips.c (mips_save_reg_p): Check
66 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
67 (build_mips16_function_stub): Use targetm.strip_name_encoding.
68 (build_mips16_call_stub): Likewise.
70 2007-09-14 Richard Sandiford <richard@codesourcery.com>
72 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
74 2007-09-14 Jakub Jelinek <jakub@redhat.com>
77 * config/ia64/ia64.c (find_gr_spill): Don't decrement
78 current_frame_info.n_local_regs. Don't return emitted local
80 (ia64_compute_frame_size): Improve unwind hack to put
81 RP, PFS, FP in that order by allowing some of the registers
82 been already emitted, as long as they are emitted to the
85 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
87 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
88 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
89 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
91 2007-09-13 Eric Christopher <echristo@apple.com>
92 Kenneth Zadeck <zadeck@naturalbridge.com>
94 * dse.c (find_shift_sequence): New function.
95 (replace_read): Add case to remove read if it requires shift.
96 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
98 2007-09-13 Tom Tromey <tromey@redhat.com>
100 * c-common.c (fname_as_string): Update.
101 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
102 (c_lex_one_token): Update. Add 'parser' argument.
103 (c_parser_simple_asm_expr): Update.
104 (c_parser_attributes): Update.
105 (c_parser_asm_statement): Update.
106 (c_parser_asm_operands): Update.
107 (c_parser_peek_token): Update.
108 (c_parser_peek_2nd_token): Update.
109 * c-lex.c (c_lex_string_translate): Remove.
110 (c_lex_return_raw_strings): Likewise.
111 (c_lex_with_flags): Added 'lex_flags' argument.
112 (lex_string): Added 'translate' argument.
113 * c-pragma.h (c_lex_with_flags): Update.
114 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
115 (C_LEX_STRING_NO_TRANSLATE): New define.
116 (C_LEX_RAW_STRINGS): Likewise.
118 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
121 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
122 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
123 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
124 (bfin_init_builtins): Initialize __builtin_bfin_ones,
125 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
126 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
127 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
128 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
129 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
130 (bdesc_1arg): Add __builtin_bfin_ones.
131 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
132 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
133 and __builtin_bfin_csqu_fr16.
134 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
135 (ones): New define_insn.
136 (ssaddhi3_parts): New define_insn.
137 (sssubhi3_parts): New define_insn.
138 (flag_mulhi_parts): New define_insn.
140 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
142 * common.opt (femit-class-debug-always): Turn off by default.
144 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
146 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
147 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
149 2007-09-13 James E. Wilson <wilson@specifix.com>
151 PR tree-optimization/33389
152 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
153 then set build_loads before returning.
155 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
156 David Ung <davidu@mips.com>
158 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
159 {d}addiu and a negative immediate such that it works with MIPS16
162 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
165 * configure.ac (ld_vers): Support Linux linker.
166 * configure: Regenerated.
168 2007-09-13 Richard Sandiford <richard@codesourcery.com>
169 Sandra Loosemore <sandra@codesourcery.com>
171 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
172 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
173 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
174 nomips16 into decl attributes.
175 (TARGET_INSERT_ATTRIBUTES): Override.
176 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
177 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
178 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
179 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
180 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
181 (mips_use_mips16_mode_p): Reimplement as a function that takes
182 a decl and considers only decl attributes. If the decl is nested
183 function, use its parent attributes.
184 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
185 instead of SYMBOL_REF_MIPS16_FUNC_P.
186 (mips_set_mips16_mode): Move call to sorry here from old
187 mips_use_mips16_mode_p.
188 (mflip_mips16_entry): New structure.
189 (mflip_mips16_htab): New variable.
190 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
191 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
192 (mips_merge_decl_attributes): New function.
193 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
194 Use mips_use_mips16_mode_p.
195 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
196 SYMBOL_REF_MIPS16_FUNC_P.
197 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
199 2007-09-13 Richard Sandiford <richard@codesourcery.com>
201 * c-parser.c (c_parser_struct_declaration): Check for a null return.
203 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
206 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
208 2007-09-12 Michael Meissner <michael.meissner@amd.com>
209 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
210 Tony Linthicum <tony.linthicum@amd.com>
212 * tree.h (function_args_iterator): New type to iterate over
214 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
215 function arguments providing a pointer to the argument.
216 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
217 function arguments providing the argument.
218 (function_args_iter_init): Inline function to initialize
219 function_args_iterator.
220 (function_args_iter_cond_ptr): Inline function to return the next
221 pointer to hold the argument.
222 (function_args_iter_cond): Inline function to return the next
224 (function_args_iter_cond_next): Advance the function args
226 (stdarg_p): New function, return true if variable argument
228 (prototype_p): New function, return true if function is
230 (function_args_count): New function, count the number of arguments
233 * tree.c (stdarg_p): New function, return true if variable
235 (prototype_p): New function, return true if function is
238 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
239 (TARGET_ROUND): New macro for the round/ptest instructions which
240 are shared between SSE4.1 and SSE5.
241 (OPTION_MASK_ISA_ROUND): Ditto.
242 (OPTION_ISA_ROUND): Ditto.
243 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
244 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
246 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
247 (-mfused-madd): New switch to give users control over whether the
248 compiler optimizes to use the multiply/add SSE5 instructions.
250 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
251 m_ATHLON_K8_AMDFAM10, and change all uses.
252 (enum pta_flags): Add PTA_SSE5.
253 (ix86_handle_option): Turn off 3dnow if -msse5.
254 (override_options): Add SSE5 support.
255 (print_operand): %Y prints comparison codes for SSE5 com/pcom
257 (ix86_expand_sse_movcc): Add SSE5 support.
258 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
259 vector type to the next largest size.
260 (ix86_expand_sse5_pack): New function to use pperm to pack a
261 vector type to the next smallest size.
262 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
263 (IX86_BUILTIN_FMADDSD): Ditto.
264 (IX86_BUILTIN_FMADDPS): Ditto.
265 (IX86_BUILTIN_FMADDPD): Ditto.
266 (IX86_BUILTIN_FMSUBSS): Ditto.
267 (IX86_BUILTIN_FMSUBSD): Ditto.
268 (IX86_BUILTIN_FMSUBPS): Ditto.
269 (IX86_BUILTIN_FMSUBPD): Ditto.
270 (IX86_BUILTIN_FNMADDSS): Ditto.
271 (IX86_BUILTIN_FNMADDSD): Ditto.
272 (IX86_BUILTIN_FNMADDPS): Ditto.
273 (IX86_BUILTIN_FNMADDPD): Ditto.
274 (IX86_BUILTIN_FNMSUBSS): Ditto.
275 (IX86_BUILTIN_FNMSUBSD): Ditto.
276 (IX86_BUILTIN_FNMSUBPS): Ditto.
277 (IX86_BUILTIN_FNMSUBPD): Ditto.
278 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
279 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
280 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
281 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
282 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
283 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
284 (IX86_BUILTIN_PPERM): Ditto.
285 (IX86_BUILTIN_PERMPS): Ditto.
286 (IX86_BUILTIN_PERMPD): Ditto.
287 (IX86_BUILTIN_PMACSSWW): Ditto.
288 (IX86_BUILTIN_PMACSWW): Ditto.
289 (IX86_BUILTIN_PMACSSWD): Ditto.
290 (IX86_BUILTIN_PMACSWD): Ditto.
291 (IX86_BUILTIN_PMACSSDD): Ditto.
292 (IX86_BUILTIN_PMACSDD): Ditto.
293 (IX86_BUILTIN_PMACSSDQL): Ditto.
294 (IX86_BUILTIN_PMACSSDQH): Ditto.
295 (IX86_BUILTIN_PMACSDQL): Ditto.
296 (IX86_BUILTIN_PMACSDQH): Ditto.
297 (IX86_BUILTIN_PMADCSSWD): Ditto.
298 (IX86_BUILTIN_PMADCSWD): Ditto.
299 (IX86_BUILTIN_PHADDBW): Ditto.
300 (IX86_BUILTIN_PHADDBD): Ditto.
301 (IX86_BUILTIN_PHADDBQ): Ditto.
302 (IX86_BUILTIN_PHADDWD): Ditto.
303 (IX86_BUILTIN_PHADDWQ): Ditto.
304 (IX86_BUILTIN_PHADDDQ): Ditto.
305 (IX86_BUILTIN_PHADDUBW): Ditto.
306 (IX86_BUILTIN_PHADDUBD): Ditto.
307 (IX86_BUILTIN_PHADDUBQ): Ditto.
308 (IX86_BUILTIN_PHADDUWD): Ditto.
309 (IX86_BUILTIN_PHADDUWQ): Ditto.
310 (IX86_BUILTIN_PHADDUDQ): Ditto.
311 (IX86_BUILTIN_PHSUBBW): Ditto.
312 (IX86_BUILTIN_PHSUBWD): Ditto.
313 (IX86_BUILTIN_PHSUBDQ): Ditto.
314 (IX86_BUILTIN_PROTB): Ditto.
315 (IX86_BUILTIN_PROTW): Ditto.
316 (IX86_BUILTIN_PROTD): Ditto.
317 (IX86_BUILTIN_PROTQ): Ditto.
318 (IX86_BUILTIN_PROTB_IMM): Ditto.
319 (IX86_BUILTIN_PROTW_IMM): Ditto.
320 (IX86_BUILTIN_PROTD_IMM): Ditto.
321 (IX86_BUILTIN_PROTQ_IMM): Ditto.
322 (IX86_BUILTIN_PSHLB): Ditto.
323 (IX86_BUILTIN_PSHLW): Ditto.
324 (IX86_BUILTIN_PSHLD): Ditto.
325 (IX86_BUILTIN_PSHLQ): Ditto.
326 (IX86_BUILTIN_PSHAB): Ditto.
327 (IX86_BUILTIN_PSHAW): Ditto.
328 (IX86_BUILTIN_PSHAD): Ditto.
329 (IX86_BUILTIN_PSHAQ): Ditto.
330 (IX86_BUILTIN_FRCZSS): Ditto.
331 (IX86_BUILTIN_FRCZSD): Ditto.
332 (IX86_BUILTIN_FRCZPS): Ditto.
333 (IX86_BUILTIN_FRCZPD): Ditto.
334 (IX86_BUILTIN_CVTPH2PS): Ditto.
335 (IX86_BUILTIN_CVTPS2PH): Ditto.
336 (IX86_BUILTIN_COMEQSS): Ditto.
337 (IX86_BUILTIN_COMNESS): Ditto.
338 (IX86_BUILTIN_COMLTSS): Ditto.
339 (IX86_BUILTIN_COMLESS): Ditto.
340 (IX86_BUILTIN_COMGTSS): Ditto.
341 (IX86_BUILTIN_COMGESS): Ditto.
342 (IX86_BUILTIN_COMUEQSS): Ditto.
343 (IX86_BUILTIN_COMUNESS): Ditto.
344 (IX86_BUILTIN_COMULTSS): Ditto.
345 (IX86_BUILTIN_COMULESS): Ditto.
346 (IX86_BUILTIN_COMUGTSS): Ditto.
347 (IX86_BUILTIN_COMUGESS): Ditto.
348 (IX86_BUILTIN_COMORDSS): Ditto.
349 (IX86_BUILTIN_COMUNORDSS): Ditto.
350 (IX86_BUILTIN_COMFALSESS): Ditto.
351 (IX86_BUILTIN_COMTRUESS): Ditto.
352 (IX86_BUILTIN_COMEQSD): Ditto.
353 (IX86_BUILTIN_COMNESD): Ditto.
354 (IX86_BUILTIN_COMLTSD): Ditto.
355 (IX86_BUILTIN_COMLESD): Ditto.
356 (IX86_BUILTIN_COMGTSD): Ditto.
357 (IX86_BUILTIN_COMGESD): Ditto.
358 (IX86_BUILTIN_COMUEQSD): Ditto.
359 (IX86_BUILTIN_COMUNESD): Ditto.
360 (IX86_BUILTIN_COMULTSD): Ditto.
361 (IX86_BUILTIN_COMULESD): Ditto.
362 (IX86_BUILTIN_COMUGTSD): Ditto.
363 (IX86_BUILTIN_COMUGESD): Ditto.
364 (IX86_BUILTIN_COMORDSD): Ditto.
365 (IX86_BUILTIN_COMUNORDSD): Ditto.
366 (IX86_BUILTIN_COMFALSESD): Ditto.
367 (IX86_BUILTIN_COMTRUESD): Ditto.
368 (IX86_BUILTIN_COMEQPS): Ditto.
369 (IX86_BUILTIN_COMNEPS): Ditto.
370 (IX86_BUILTIN_COMLTPS): Ditto.
371 (IX86_BUILTIN_COMLEPS): Ditto.
372 (IX86_BUILTIN_COMGTPS): Ditto.
373 (IX86_BUILTIN_COMGEPS): Ditto.
374 (IX86_BUILTIN_COMUEQPS): Ditto.
375 (IX86_BUILTIN_COMUNEPS): Ditto.
376 (IX86_BUILTIN_COMULTPS): Ditto.
377 (IX86_BUILTIN_COMULEPS): Ditto.
378 (IX86_BUILTIN_COMUGTPS): Ditto.
379 (IX86_BUILTIN_COMUGEPS): Ditto.
380 (IX86_BUILTIN_COMORDPS): Ditto.
381 (IX86_BUILTIN_COMUNORDPS): Ditto.
382 (IX86_BUILTIN_COMFALSEPS): Ditto.
383 (IX86_BUILTIN_COMTRUEPS): Ditto.
384 (IX86_BUILTIN_COMEQPD): Ditto.
385 (IX86_BUILTIN_COMNEPD): Ditto.
386 (IX86_BUILTIN_COMLTPD): Ditto.
387 (IX86_BUILTIN_COMLEPD): Ditto.
388 (IX86_BUILTIN_COMGTPD): Ditto.
389 (IX86_BUILTIN_COMGEPD): Ditto.
390 (IX86_BUILTIN_COMUEQPD): Ditto.
391 (IX86_BUILTIN_COMUNEPD): Ditto.
392 (IX86_BUILTIN_COMULTPD): Ditto.
393 (IX86_BUILTIN_COMULEPD): Ditto.
394 (IX86_BUILTIN_COMUGTPD): Ditto.
395 (IX86_BUILTIN_COMUGEPD): Ditto.
396 (IX86_BUILTIN_COMORDPD): Ditto.
397 (IX86_BUILTIN_COMUNORDPD): Ditto.
398 (IX86_BUILTIN_COMFALSEPD): Ditto.
399 (IX86_BUILTIN_COMTRUEPD): Ditto.
400 (IX86_BUILTIN_PCOMEQUB): Ditto.
401 (IX86_BUILTIN_PCOMNEUB): Ditto.
402 (IX86_BUILTIN_PCOMLTUB): Ditto.
403 (IX86_BUILTIN_PCOMLEUB): Ditto.
404 (IX86_BUILTIN_PCOMGTUB): Ditto.
405 (IX86_BUILTIN_PCOMGEUB): Ditto.
406 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
407 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
408 (IX86_BUILTIN_PCOMEQUW): Ditto.
409 (IX86_BUILTIN_PCOMNEUW): Ditto.
410 (IX86_BUILTIN_PCOMLTUW): Ditto.
411 (IX86_BUILTIN_PCOMLEUW): Ditto.
412 (IX86_BUILTIN_PCOMGTUW): Ditto.
413 (IX86_BUILTIN_PCOMGEUW): Ditto.
414 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
415 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
416 (IX86_BUILTIN_PCOMEQUD): Ditto.
417 (IX86_BUILTIN_PCOMNEUD): Ditto.
418 (IX86_BUILTIN_PCOMLTUD): Ditto.
419 (IX86_BUILTIN_PCOMLEUD): Ditto.
420 (IX86_BUILTIN_PCOMGTUD): Ditto.
421 (IX86_BUILTIN_PCOMGEUD): Ditto.
422 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
423 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
424 (IX86_BUILTIN_PCOMEQUQ): Ditto.
425 (IX86_BUILTIN_PCOMNEUQ): Ditto.
426 (IX86_BUILTIN_PCOMLTUQ): Ditto.
427 (IX86_BUILTIN_PCOMLEUQ): Ditto.
428 (IX86_BUILTIN_PCOMGTUQ): Ditto.
429 (IX86_BUILTIN_PCOMGEUQ): Ditto.
430 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
431 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
432 (IX86_BUILTIN_PCOMEQB): Ditto.
433 (IX86_BUILTIN_PCOMNEB): Ditto.
434 (IX86_BUILTIN_PCOMLTB): Ditto.
435 (IX86_BUILTIN_PCOMLEB): Ditto.
436 (IX86_BUILTIN_PCOMGTB): Ditto.
437 (IX86_BUILTIN_PCOMGEB): Ditto.
438 (IX86_BUILTIN_PCOMFALSEB): Ditto.
439 (IX86_BUILTIN_PCOMTRUEB): Ditto.
440 (IX86_BUILTIN_PCOMEQW): Ditto.
441 (IX86_BUILTIN_PCOMNEW): Ditto.
442 (IX86_BUILTIN_PCOMLTW): Ditto.
443 (IX86_BUILTIN_PCOMLEW): Ditto.
444 (IX86_BUILTIN_PCOMGTW): Ditto.
445 (IX86_BUILTIN_PCOMGEW): Ditto.
446 (IX86_BUILTIN_PCOMFALSEW): Ditto.
447 (IX86_BUILTIN_PCOMTRUEW): Ditto.
448 (IX86_BUILTIN_PCOMEQD): Ditto.
449 (IX86_BUILTIN_PCOMNED): Ditto.
450 (IX86_BUILTIN_PCOMLTD): Ditto.
451 (IX86_BUILTIN_PCOMLED): Ditto.
452 (IX86_BUILTIN_PCOMGTD): Ditto.
453 (IX86_BUILTIN_PCOMGED): Ditto.
454 (IX86_BUILTIN_PCOMFALSED): Ditto.
455 (IX86_BUILTIN_PCOMTRUED): Ditto.
456 (IX86_BUILTIN_PCOMEQQ): Ditto.
457 (IX86_BUILTIN_PCOMNEQ): Ditto.
458 (IX86_BUILTIN_PCOMLTQ): Ditto.
459 (IX86_BUILTIN_PCOMLEQ): Ditto.
460 (IX86_BUILTIN_PCOMGTQ): Ditto.
461 (IX86_BUILTIN_PCOMGEQ): Ditto.
462 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
463 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
464 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
465 OPTION_MASK_ISA_ROUND for instructions that are shared between
468 (bdesc_sse_3arg): Ditto.
469 (enum multi_arg_type): New enum for describing the various SSE5
470 intrinsic argument types.
471 (bdesc_multi_arg): New table for SSE5 intrinsics.
472 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
473 (ix86_expand_multi_arg_builtin): New function for creating SSE5
475 (ix86_expand_builtin): Add SSE5 intrinsic support.
476 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
477 operand instructions.
478 (ix86_expand_sse5_multiple_memory): New function to split the
479 second memory reference from SSE5 instructions.
480 (type_has_variadic_args_p): Delete in favor of stdarg_p.
481 (ix86_return_pops_args): Use stdarg_p to determine if the function
482 has variable arguments.
483 (ix86_setup_incoming_varargs): Ditto.
484 (x86_this_parameter): Ditto.
486 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
488 (ix86_expand_sse5_pack): Ditto.
489 (ix86_sse5_valid_op_p): Ditto.
490 (ix86_expand_sse5_multiple_memory): Ditto.
492 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
493 constant for SSE5 support.
494 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
495 (UNSPEC_SSE5_TRUEFALSE): Ditto.
496 (UNSPEC_SSE5_PERMUTE): Ditto.
497 (UNSPEC_SSE5_ASHIFT): Ditto.
498 (UNSPEC_SSE5_LSHIFT): Ditto.
499 (UNSPEC_FRCZ): Ditto.
500 (UNSPEC_CVTPH2PS): Ditto.
501 (UNSPEC_CVTPS2PH): Ditto.
502 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
504 (COM_FALSE_S): Ditto.
505 (COM_FALSE_P): Ditto.
508 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
509 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
511 (memory attribute): Ditto.
512 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
513 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
514 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
515 (floor<mode>2): Ditto.
516 (ceil<mode>2): Ditto.
517 (btrunc<mode>2): Ditto.
518 (nearbyintdf2): Ditto.
519 (nearbyintsf2): Ditto.
520 (sse_setccsf): Disable if SSE5.
521 (sse_setccdf): Ditto.
522 (sse5_setcc<mode>): New support for SSE5 conditional move.
523 (sse5_pcmov_<mode>): Ditto.
525 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
528 (ssemodesuffixf4): New mode attribute for SSE5.
529 (ssemodesuffixf2s): Ditto.
530 (ssemodesuffixf2c): Ditto.
531 (sserotatemax): Ditto.
532 (ssescalarmode): Ditto.
533 (sse_maskcmpv4sf3): Disable if SSE5.
534 (sse_maskcmpv2df3): Ditto.
535 (sse_vmmaskcmpv4sf3): Ditto.
536 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
538 (sse5_vmfmadd<mode>4): Ditto.
539 (sse5_fmsub<mode>4): Ditto.
540 (sse5_vmfmsub<mode>4): Ditto.
541 (sse5_fnmadd<mode>4): Ditto.
542 (sse5_vmfnmadd<mode>4): Ditto.
543 (sse5_fnmsub<mode>4): Ditto.
544 (sse5_vmfnmsub<mode>4): Ditto.
545 (sse5i_fmadd<mode>4): Ditto.
546 (sse5i_fmsub<mode>4): Ditto.
547 (sse5i_fnmadd<mode>4): Ditto.
548 (sse5i_fnmsub<mode>4): Ditto.
549 (sse5i_vmfmadd<mode>4): Ditto.
550 (sse5i_vmfmsub<mode>4): Ditto.
551 (sse5i_vmfnmadd<mode>4): Ditto.
552 (sse5i_vmfnmsub<mode>4): Ditto.
553 (mulv16qi3): Add SSE5 support.
555 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
556 (sse2_mulv4si3): Disable if SSE5.
557 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
558 (sse4_1_roundps): Ditto.
559 (sse4_1_roundsd): Ditto.
560 (sse4_1_roundss): Ditto.
561 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
563 (sse_maskcmpsf3): Ditto.
564 (sse_vmmaskcmpv4sf3): Ditto.
565 (sse2_maskcmpv2df3): Ditto.
566 (sse2_maskcmpdf3): Ditto.
567 (sse2_vmmaskcmpv2df3): Ditto.
568 (sse2_eq<mode>3): Ditto.
569 (sse2_gt<mode>3): Ditto.
570 (sse5_pcmov_<mode>): Add SSE5 support.
571 (vec_unpacku_hi_v16qi): Ditto.
572 (vec_unpacks_hi_v16qi): Ditto.
573 (vec_unpacku_lo_v16qi): Ditto.
574 (vec_unpacks_lo_v16qi): Ditto.
575 (vec_unpacku_hi_v8hi): Ditto.
576 (vec_unpacks_hi_v8hi): Ditto.
577 (vec_unpacku_lo_v8hi): Ditto.
578 (vec_unpacks_lo_v8hi): Ditto.
579 (vec_unpacku_hi_v4si): Ditto.
580 (vec_unpacks_hi_v4si): Ditto.
581 (vec_unpacku_lo_v4si): Ditto.
582 (vec_unpacks_lo_v4si): Ditto.
583 (sse5_pmacsww): New SSE5 intrinsic insn.
584 (sse5_pmacssww): Ditto.
585 (sse5_pmacsdd): Ditto.
586 (sse5_pmacssdd): Ditto.
587 (sse5_pmacssdql): Ditto.
588 (sse5_pmacssdqh): Ditto.
589 (sse5_pmacsdqh): Ditto.
590 (sse5_pmacsswd): Ditto.
591 (sse5_pmacswd): Ditto.
592 (sse5_pmadcsswd): Ditto.
593 (sse5_pmadcswd): Ditto.
594 (sse5_pcmov_<move>): Conditional move support on SSE5.
595 (sse5_phaddbw): New SSE5 intrinsic insn.
596 (sse5_phaddbd): Ditto.
597 (sse5_phaddbq): Ditto.
598 (sse5_phaddwd): Ditto.
599 (sse5_phaddwq): Ditto.
600 (sse5_phadddq): Ditto.
601 (sse5_phaddubw): Ditto.
602 (sse5_phaddubd): Ditto.
603 (sse5_phaddubq): Ditto.
604 (sse5_phadduwd): Ditto.
605 (sse5_phadduwq): Ditto.
606 (sse5_phaddudq): Ditto.
607 (sse5_phsubbw): Ditto.
608 (sse5_phsubwd): Ditto.
609 (sse5_phsubdq): Ditto.
611 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
612 (sse5_pperm_zero_v16qi_v8hi): Ditto.
613 (sse5_pperm_sign_v8hi_v4si): Ditto.
614 (sse5_pperm_zero_v8hi_v4si): Ditto.
615 (sse5_pperm_sign_v4si_v2di): Ditto.
616 (sse5_pperm_sign_v4si_v2di): Ditto.
617 (sse5_pperm_pack_v2di_v4si): Ditto.
618 (sse5_pperm_pack_v4si_v8hi): Ditto.
619 (sse5_pperm_pack_v8hi_v16qi): Ditto.
620 (sse5_perm<mode>): New SSE5 intrinsic insn.
621 (rotl<mode>3): Ditto.
622 (sse5_rotl<mode>3): Ditto.
623 (sse5_ashl<mode>3): Ditto.
624 (sse5_lshl<mode>3): Ditto.
625 (sse5_frcz<mode>2): Ditto.
626 (sse5s_frcz<mode>2): Ditto.
627 (sse5_cvtph2ps): Ditto.
628 (sse5_cvtps2ph): Ditto.
629 (sse5_vmmaskcmp<mode>3): Ditto.
630 (sse5_com_tf<mode>3): Ditto.
631 (sse5_maskcmp<mode>3): Ditto.
632 (sse5_maskcmp_uns<mode>3): Ditto.
633 (sse5_maskcmp_uns2<mode>3): Ditto.
634 (sse5_pcom_tf<mode>3): Ditto.
636 * config/i386/predicates.md (const_0_to_31_operand): New predicate
638 (sse5_comparison_float_operator): New predicate to match the
639 comparison operators supported by the SSE5 com instruction.
640 (ix86_comparison_int_operator): New predicate to match just the
641 signed int comparisons.
642 (ix86_comparison_uns_operator): New predicate to match just the
643 unsigned int comparisons.
645 * doc/invoke.texi (-msse5): Add documentation.
646 (-mfused-madd): Ditto.
648 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
650 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
654 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
656 * config/i386/bmmintrin.h: New file, provide common x86 compiler
657 intrinisics for SSE5.
659 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
662 * config/i386/mmintrin-common.h: New file, to contain common
663 instructions between SSE4.1 and SSE5.
665 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
666 FOREACH_FUNCTION_ARGS to iterate over the argument list.
667 (gen_regparm_prefix): Ditto.
669 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
670 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
671 prototype_p to determine if a function is prototyped.
673 2007-09-12 Janis Johnson <janis187@us.ibm.com>
675 * config/dfp-bit.c (dfp_conversion_exception): New function.
676 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
679 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
681 2007-09-12 Jakub Jelinek <jakub@redhat.com>
684 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
685 before sp restoration even when total_size is 0, but
686 frame_pointer_needed.
688 2007-09-12 Bob Wilson <bob.wilson@acm.org>
690 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
691 (xtensa_copy_incoming_a7): Use start_sequence instead of
692 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
693 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
694 of the saveregs sequence.
696 2007-09-12 Richard Sandiford <richard@codesourcery.com>
698 * c-tree.h (grokfield): Add a "tree *" argument.
699 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
700 Chain nested decl attributes to it. Don't call decl_attributes here.
701 (groktypename): Pass grokdeclarator a pointer to the attribute list.
702 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
703 (grokfield): Take a pointer to the decl's attributes and pass
704 it to grokdeclarator.
705 * c-parser.c (c_parser_struct_declaration): Update the calls to
706 grokfield. Call decl_attributes for anonymous struct and union
709 2007-09-12 Jan Hubicka <jh@suse.cz>
711 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
713 2007-09-12 Ira Rosen <irar@il.ibm.com>
715 PR tree-optimization/32377
716 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
717 between positive and negative dependence distance using DDR_REVERSED_P.
719 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
721 PR tree-optimization/33373
722 * tree-vect-analyze (vect_determine_vectorization_factor): Call
723 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
725 2007-09-12 Jan Hubicka <jh@suse.cz>
728 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
731 2007-09-12 Christian Bruel <christian.bruel@st.com>
733 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
734 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
736 2007-09-12 Ira Rosen <irar@il.ibm.com>
738 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
739 for oprnd1 if not required.
740 (vectorizable_operation): Use scalar operand in SLP in case of
741 shift with scalar argument.
743 2007-09-12 Ira Rosen <irar@il.ibm.com>
745 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
748 2007-09-11 James E. Wilson <wilson@specifix.com>
750 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
751 TARGET_UNWIND_INFO is defined.
752 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
755 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
757 * config/sh/sh.c (calc_live_regs): Use
758 current_function_saves_all_registers instead of
759 current_function_has_nonlocal_label.
760 (sh_allocate_initial_value): Likewise.
761 (sh_get_pr_initial_val): Likewise.
762 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
763 * config/sh/sh.md (load_ra): Likewise.
765 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
767 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
770 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
771 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
773 2007-09-12 Sa Liu <saliu@de.ibm.com>
775 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
776 operands to DFmode GE or LE compares.
778 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
780 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
781 REG_CLASS_NAMES): Add P0REGS.
782 (REGNO_REG_CLASS): Return it where appropriate.
783 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
784 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
785 * doc/md.texi (Blackfin family): Document 'q' constraints.
787 2007-09-11 Steve Kenton <skenton@ou.edu>
789 * pa/linux-unwind.h: Guard with inhibit_libc.
790 * pa/hpux-unwind.h: Likewise.
792 2007-09-11 David Daney <ddaney@avtrex.com>
794 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
795 * doc/install.texi: Document new --with-llsc and --without-llsc
797 * config.gcc: Handle --with-llsc and --without-llsc configure options.
798 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
799 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
801 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
802 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
803 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
804 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
805 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
806 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
807 * config/mips/mips.opt (mllsc): New option.
808 * config/mips/mips.c (mips_llsc): Define variable.
809 (mips_handle_option): Handle mllsc option.
810 (override_options): Set mips_print_operand_punct for '|' and '-'.
811 (print_operand): Add new %| and %- operand codes.
812 * config/mips/mips.h (mips_llsc_setting): New enum type.
813 (mips_llsc): Declare.
814 (OPTION_DEFAULT_SPECS): Add llsc handling.
815 (GENERATE_SYNC): New macro.
816 (GENERATE_LL_SC): New macro.
817 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
818 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
819 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
820 in %| and %- operand codes.
822 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
824 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
825 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
827 2007-09-11 Jason Merrill <jason@redhat.com>
830 * stor-layout.c (layout_decl): Do pack variable size fields.
832 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
834 * config/m68k/predicates.md (movsi_const0_operand,
835 non_symbolic_call_operand): New predicates.
837 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
839 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
840 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
841 CW, CZ, CS, Ap and Ac.
843 * config/m68k/m68k.md (UNSPEC_IB): New constant.
844 (constraints.md): New include.
845 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
846 opx_mem, opy_mem, op_mem, guess, split): New attributes.
847 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
850 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
851 attributes. Split tstsi_internal_68020_cf from it.
852 (tstsi_internal_68020_cf): New pattern.
853 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
854 (tst<mode>_cf): Specify attributea.
855 (cmpsi_cf): Name pattern. Specify attributes.
856 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
857 (pushexthisi_const): Fix to use alternatives. Specify
859 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
860 from it. Fix to use alternatives. Specify attributes.
861 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
862 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
864 (movsf_cf_soft): Specify attributes.
865 (movdf_cf_soft): Add split.
866 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
867 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
868 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
869 (truncdfsf2_68881): Name pattern. Specify attributes.
870 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
871 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
872 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
874 (addsi3_5200): Fix to use alternatives. Specify attributes.
876 (add<mode>3_cf, subdi_dishl32): Specify attributes.
877 (subsi3): Add alternative for subq.l. Specify attributes.
878 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
879 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
881 (umulhisi3): Specify attributes.
882 (mulhisisi3_z): Name pattern. Specify attributes.
883 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
884 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
885 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
886 bsetmemqi): Specify attributes.
887 (bsetmemqi_ext): Name pattern. Specify attributes.
888 (bclrmemqi): Specify attributes.
889 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
890 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
892 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
893 pattern. Specify attributes.
894 (jump): Specify attributes.
895 (tablejump_internal): Name pattern. Specify attributes.
896 (call_value): Split into non_symbolic_call_value,
897 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
898 alternatives. Specify attributes.
899 (non_symbolic_call_value, symbolic_call_value_jsr,
900 symbolic_call_value_bsr): New patterns.
901 (nop, return, unlink, indirect_jump): Specify attributes.
902 (trap): Fix condition. Specify attributes.
905 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
906 (override_options): Initialize it. Initialize m68k_sched_cpu.
907 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
908 (const_method): Make global, rename to m68k_const_method.
909 (const_int_cost, output_move_const_into_data_reg): Update.
910 (output_move_double): Parametrize to emit rtl code, rename to
912 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
913 emit_movsi): New static functions.
914 (output_move_double): New function with semantics of old
916 (m68k_emit_move_double): New function.
917 (m68k_sched_cpu): New variable.
918 (attr_op_type): New enum.
919 (sched_guess_p): New variable.
920 (sched_address_type, sched_operand_type, sched_attr_op_type):
921 New static functions.
922 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
923 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
924 (sched_branch_type): New static variable.
925 (m68k_sched_branch_type): New function.
926 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
927 (m68k_symbolic_call_var): Declare.
928 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
929 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
930 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
931 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
934 2007-09-11 Jakub Jelinek <jakub@redhat.com>
936 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
937 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
938 error if __builtin_va_arg_pack_len () wasn't optimized out during
940 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
941 with the number of inline's anonymous arguments.
942 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
944 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
946 * fold-const.c (extract_muldiv_1): Do not simplify
949 2007-09-11 Jan Hubicka <jh@suse.cz>
951 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
952 (TARGET_INTER_UNIT_CONVERSIONS): New.
953 * i386.md (floatsi expanders): Remove redundant check for SImode
954 source; offload to memory when asked for.
955 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
956 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
958 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
959 floatsidf2_mixed_memory, floatsidf2_sse_memory
960 floatdisf2_mixed_memory, floatsisf2_sse_memory,
961 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
963 2007-09-11 Jan Hubicka <jh@suse.cz>
965 * toplev.c (process_options): all frontends now do unit-at-a-time.
966 * cgraphunit.c: update comments.
967 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
968 * c-decl.c (finish_function): use cgraph_add_new_function.
969 * function.c (expand_function_end): We are always unit-at-a-time.
971 2007-09-11 Richard Sandiford <richard@codesourcery.com>
973 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
975 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
977 2007-09-11 Richard Sandiford <richard@codesourcery.com>
979 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
980 SYMBOL_FORCE_TO_MEM constants.
981 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
982 (mips16_rewrite_pool_refs_info): New structure.
983 (mips16_rewrite_pool_constant): New function, split out from...
984 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
985 mips16_rewrite_pool_refs_info structure rather than a pointer
986 to a constant pool. Force force_to_mem_operands into memory.
987 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
988 * config/mips/predicates.md (force_to_mem_operand): New predicate.
989 * config/mips/constraints.md (kf): New constraint.
990 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
991 (*movsi_mips16): Likewise.
993 2007-09-11 Richard Sandiford <richard@codesourcery.com>
994 Nigel Stephens <nigel@mips.com>
995 David Ung <davidu@mips.com>
997 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
998 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
999 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1000 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1001 (mips_zero_extend_cost): New functions.
1002 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1003 Use the new functions. Tweak many cost estimates, both here
1004 and in the new subroutines. Return false when the cost of the
1005 operands has not been calculated. Check for *clear_upper32.
1006 Check for floating-point multiply-add, reciprocal and rsqrt
1007 patterns. Handle comparison and rotation codes.
1009 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1011 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1013 * config/i386/i386.c (get_dllimport_decl): Don't strip
1016 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1019 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1020 declarations to top.
1021 (DFP_TO_BFP): Use for either XFmode or TFmode.
1022 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1024 * config/dfp-bit.h: Include float.h.
1025 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1026 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1027 which doesn't mean the same thing.
1028 (BFP_KIND): Use 4 to mean TFmode.
1029 (BFP_FMT): Specify the number of decimal digits based on the
1030 number of mantissa digits.
1031 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1032 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1033 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1034 (TFtype): Define if TFmode is supported.
1035 * doc/libgcc.texi (Decimal float library routines): Document
1036 TF conversion functions.
1038 2007-09-10 Chao-ying Fu <fu@mips.com>
1040 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1041 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1042 (mips_emit_compare): Process fixed-point modes.
1043 (mips_pad_arg_upward): Support fixed-point types.
1044 (override_options): Allow fixed-point modes in accumulators.
1045 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1046 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1047 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1048 (mips_scalar_mode_supported_p): New function to accept fixed-point
1049 modes if the width is not greater than two BITS_PER_WORD.
1050 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1051 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1052 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1053 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1054 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1056 ("IMODE"): New mode attribute.
1057 (mips-fixed.md): Include.
1058 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1060 * config/mips/mips-fixed.md: New file.
1062 2007-09-11 Ben Elliston <bje@au.ibm.com>
1064 * config/spu/spu.md: Formatting fixes.
1066 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1068 * config/dfp-bit.c (dfp_unary_func): Delete.
1069 (dfp_unary_op): Delete.
1070 (dfp_binary_op): Use decFloat functions instead of decNumber
1071 functions for binary operations.
1072 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1073 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1075 (dfp_compare_op): Use decFloat functions insteadof decNumber
1076 functions for comparisons.
1077 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1078 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1080 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1081 call to dxx_binary_op and decFloat function.
1082 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1083 calls to dxx_binary_op and decFloat function.
1084 * config/dfp-bit.h: Include decFloat header files.
1085 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1086 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1087 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1088 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1090 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1091 Jan Sjodin <jan.sjodin@amd.com>
1093 * tree-vect-analyze.c (vect_analyze_operations): Change
1094 comparison of loop iterations with threshold to less than
1095 or equal to instead of less than. Reduce
1096 min_scalar_loop_bound by one.
1097 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1098 Change prologue and epilogue iterations estimate to vf/2,
1099 when unknown at compile-time. Change versioning guard
1100 cost to taken_branch_cost. If peeling for alignment is
1101 unknown at compile-time, change peel guard costs to one
1102 taken branch and one not-taken branch per peeled loop.
1103 If peeling for alignment is known but number of scalar loop
1104 iterations is unknown at compile-time, change peel guard
1105 costs to one taken branch per peeled loop. Change the cost
1106 model equation to consider vector iterations as the loop
1107 iterations less the prologue and epilogue iterations.
1108 Change outside vector cost check to less than or equal to
1109 zero instead of equal to zero.
1110 (vect_do_peeling_for_loop_bound): Reduce
1111 min_scalar_loop_bound by one.
1112 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1113 TARG_COND_NOT_TAKEN_BRANCH_COST.
1114 * config/i386/i386.h (processor_costs): Add
1115 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1116 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1117 vec_align_load_cost, vect_unalign_load_cost,
1118 vec_store_cost, cond_taken_branch_cost,
1119 cond_not_taken_branch_cost.
1120 Define macros for x86 costs.
1121 * config/i386/i386.c:
1122 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1123 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1124 scalar_to_vec_cost, vec_align_load_cost,
1125 vect_unalign_load_cost, vec_store_cost,
1126 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1127 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1128 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1129 core2_cost, generic64_cost, generic32_cost): Set to default
1131 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1132 (x86_builtin_vectorization_cost): New.
1134 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1135 Ben Elliston <bje@au.ibm.com>
1137 * dfp.c: Include decimal128Local.h;
1138 (dfp_byte_swap): Remove.
1139 (encode_decimal32, decode_decimal32): Don't handle endianness.
1140 (encode_decimal64, decode_decimal64): Ditto.
1141 (encode_decimal128, decode_decimal128): Ditto.
1142 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1144 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1146 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1147 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1149 2007-09-10 David Daney <ddaney@avtrex.com>
1151 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1153 (memory_barrier): Rewrote as an insn that clobbers memory.
1155 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1157 * config/mips/mips.c (mips_global_pointer): Check
1158 call_really_used_regs instead of call_used_regs.
1159 (mips_save_reg_p): Likewise. Save all call-saved registers
1160 if current_function_saves_all_registers. Fix indentation.
1161 No longer treat $18 as a special case.
1162 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1164 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1166 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1167 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1168 the introductory comment.
1169 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1170 (override_options): Don't test for it.
1171 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1172 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1173 * config/mips/vr.h: As for config/mips/sde.h.
1175 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1176 Revital Eres <eres@il.ibm.com>
1178 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1179 (struct ddg): Define.
1180 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1181 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1182 * config/spu/spu.c: Include ddg.h.
1183 (TARGET_SCHED_SMS_RES_MII): Define.
1184 (spu_sms_res_mii): New function to calculate mii.
1185 * modulo-sched (res_MII): Use it.
1186 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1188 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1190 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1191 pool entries since they might hold values that must not be shared.
1193 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1196 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1197 Use 'N' operand constraint for op2.
1198 (lshr<mode>3): Ditto.
1199 (ashl<mode>3): Ditto.
1200 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1201 (vec_shr_<mode>): Ditto.
1202 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1203 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1205 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1207 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1208 Change mode macro in the last real_2expN parameter to uppercase.
1210 2007-09-10 Michael Matz <matz@suse.de>
1212 * tree-pass.h (pass_cselim): Declare new pass.
1213 * passes.c (init_optimization_passes): Link in pass_cselim.
1214 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1215 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1216 cond_store_replacement.
1217 (condstoretemp): New static variable.
1218 (cond_store_replacement): New function.
1219 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1220 tree_ssa_phiopt_worker.
1221 (struct name_to_bb): New.
1222 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1223 nt_init_block, nt_fini_block): New static functions.
1224 (seen_ssa_names, nontrap_set): New static variables.
1225 (gate_cselim, pass_cselim): Define new pass.
1226 * common.opt (ftree-cselim): New flag.
1227 * toplev.c (process_options): Set flag_tree_cselim if required.
1229 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1231 * simplify-rtx.c (simplify_relational_operation_1): For recent
1232 canonicalization, don't recurse if op1 equals both PLUS arguments.
1234 2007-09-09 David Daney <ddaney@avtrex.com>
1236 * optabs.c (expand_sync_operation): Use plus insn if minus
1238 (expand_sync_fetch_operation): Ditto.
1240 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1242 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1244 (*floatsisf2_sse_vector): Likewise.
1246 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1248 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1250 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1252 * config/i386/i386.h (ix86_tune_indices): Rename
1253 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1254 (TARGET_USE_VECTOR_CONVERTS): Updated.
1255 * config/i386/i386.c: Likewise.
1257 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1258 Nigel Stephens <nigel@mips.com>
1260 * doc/invoke.texi (Overall Options): Add .sx file extension
1261 as a synonym for .S.
1262 * cppspec.c (known_suffixes): Likewise.
1263 * gcc.c (default_compilers): Likewise.
1265 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1268 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1269 * simplify-rtx.c (simplify_relational_operation_1): Add the
1270 canonicalization from i386.h.
1271 * doc/md.texi (Canonicalization of Instructions): Document it.
1273 2007-09-09 Jan Hubicka <jh@suse.cz>
1274 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1276 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1277 (TARGET_USE_VECTOR_CONVERTS): New.
1278 * i386.md: New post-reload splitters for converting SF to DF and DF to
1280 (floatsi* expander): Special case vector conversions.
1281 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1282 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1283 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1284 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1285 Disable when doing vector converts.
1286 (floatsi<mode>2_i387): Disable when
1287 * sse.md (vec_dupv2df): Export.
1288 * i386.c (ix86_tune_features): Enable SSE conversions.
1290 2007-09-09 Richard Guenther <rguenther@suse.de>
1292 * tree-ssa-operands.c (add_virtual_operand): Only mark
1293 stores as has_volatile_ops if alias information is not available.
1295 2007-09-09 Revital Eres <eres@il.ibm.com>
1297 * doc/contrib.texi: Add myself.
1299 2007-09-09 Ira Rosen <irar@il.ibm.com>
1301 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1302 stmt_vinfo_set_outside_of_loop_cost): New functions.
1303 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1304 (vect_model_simple_cost): Call
1305 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1306 field instead of calling vect_get_cost_fields.
1307 (vect_model_store_cost, vect_model_load_cost): Likewise.
1309 2007-09-09 Revital Eres <eres@il.ibm.com>
1311 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1312 declaration to bdesc_paired_preds variable.
1313 (paired_expand_builtin): Likewise.
1315 2007-09-09 Revital Eres <eres@il.ibm.com>
1317 * dbgcnt.def (sms_sched_loop): New counter.
1318 * modulo-sched.c: Use sms_sched_loop instead of
1319 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1320 perform swing modulo scheduling on. Include dbgcnt.h.
1321 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1322 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1324 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1326 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1327 Substitute all uses with ...
1328 (MODEF): New mode iterator.
1330 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1331 from pre-regalloc define_insn_and_split splitter pattern.
1332 (*fix_trunc<mode>_i387_1): Ditto.
1333 (*fistdi2_1): Ditto.
1334 (*fist<mode>2_1): Ditto.
1335 (frndintxf2_floor): Ditto.
1336 (*fist<mode>2_floor_1): Ditto.
1337 (frndintxf2_ceil): Ditto.
1338 (*fist<mode>2_ceil_1): Ditto.
1339 (frndintxf2_trunc): Ditto.
1340 (frndintxf2_mask_pm): Ditto.
1342 (prologue): Use (const_int 0) as never generated filler insn.
1344 (sibcall_epilogue): Ditto.
1345 (eh_return_si): Ditto.
1346 (eh_return_di): Ditto.
1348 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1349 using MODEF mode iterator.
1350 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1351 using MODEF mode iterator.
1352 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1353 using MODEF mode iterator.
1354 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1355 Macroize expander using MODEF mode iterator.
1357 (zero_extendsidi2): Remove operand constraints from expander.
1358 (smuldi3_highpart): Ditto.
1359 (indirect_jump): Ditto.
1362 * config/i386/sse.md (storentv4sf): Ditto.
1363 (storentv2df): Ditto.
1364 (storentv2di): Ditto.
1366 (sse2_cvtpd2ps): Ditto.
1367 (vec_interleave_highv16qi): Ditto.
1368 (vec_interleave_lowv16qi): Ditto.
1369 (vec_interleave_highv8hi): Ditto.
1370 (vec_interleave_lowv8hi): Ditto.
1371 (vec_interleave_highv4si): Ditto.
1372 (vec_interleave_lowv4si): Ditto.
1373 (vec_interleave_highv2di): Ditto.
1374 (vec_interleave_lowv2di): Ditto.
1375 (sse2_maskmovdqu): Ditto.
1376 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1378 2007-09-09 Ira Rosen <irar@il.ibm.com>
1380 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1381 (struct _slp_tree, struct _slp_instance): Define new data structures
1382 along macros for their access.
1383 (struct _loop_vec_info): Define new fields: strided_stores,
1384 slp_instances, and slp_unrolling_factor along macros for their access.
1385 (enum slp_vect_type): New.
1386 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1388 (STMT_VINFO_STRIDED_ACCESS): New macro.
1389 (vect_free_slp_tree): Declare.
1390 (vectorizable_load): Add an argument of type slp_tree.
1391 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1392 vectorizable_assignment): Likewise.
1393 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1394 Declare (make extern).
1395 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1396 (new_loop_vec_info): Likewise.
1397 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1398 * tree-vect-analyze.c: Include recog.h.
1399 (vect_update_slp_costs_according_to_vf): New.
1400 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1401 functions. For not pure SLP stmts with strided access check that the
1402 group size is power of 2. Update the vectorization factor according to
1403 SLP. Call vect_update_slp_costs_according_to_vf.
1404 (vect_analyze_group_access): New.
1405 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1406 (vect_free_slp_tree): New functions.
1407 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1408 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1409 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1410 vect_detect_hybrid_slp): Likewise.
1411 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1412 and vect_detect_hybrid_slp.
1413 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1414 SLP costs into account.
1415 (vect_get_cost_fields): New function.
1416 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1418 (vect_model_store_cost, vect_model_load_cost): Likewise.
1419 (vect_get_constant_vectors): New function.
1420 (vect_get_slp_vect_defs, vect_get_slp_defs,
1421 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1422 vect_get_vec_defs): Likewise.
1423 (vectorizable_reduction): Don't handle SLP for now.
1424 (vectorizable_call): Don't handle SLP for now. Add argument to
1425 vect_model_simple_cost.
1426 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1427 get SLPed and vectorized defs). Fix indentation and spacing.
1428 (vectorizable_assignment): Handle SLP.
1429 (vectorizable_induction): Don't handle SLP for now.
1430 (vectorizable_operation): Likewise.
1431 (vectorizable_type_demotion): Add argument to
1432 vect_model_simple_cost.
1433 (vectorizable_type_promotion): Likewise.
1434 (vectorizable_store, vectorizable_load): Handle SLP.
1435 (vectorizable_condition): Don't handle SLP for now.
1436 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1437 no SLP transformation required for unsupported cases. Add SLP
1438 argument for supported cases.
1439 (vect_remove_stores): New function.
1440 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1441 (vect_transform_loop): Schedule SLP instances.
1442 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1444 2007-09-09 Andrew Haley <aph@redhat.com>
1446 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1449 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1451 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1452 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1453 Similar for what label_refs can go in the JUMP_TARGET field. Split
1454 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1455 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1456 REG_LABEL when replacing an operand with a LABEL_REF for a
1458 (subst_reloads): When replacing a LABEL_REG with a register,
1459 instead of generating a REG_LABEL note, assert that there already
1460 is one or that the label is a known target for the insn.
1461 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1462 note, check the JUMP_LABEL field. Remove "else" after return.
1463 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1464 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1465 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1466 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1467 insns. Iterate over all notes; don't assume there's only one.
1468 * cse.c (recorded_label_ref): Adjust comment to refer to
1470 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1471 insns, not just NONJUMP_INSN_P.
1472 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1473 isn't a jump target.
1474 * jump.c (rebuild_jump_labels): Adjust head comment.
1475 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1476 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1477 (mark_all_labels): For JUMP_P insns without a target, check if the
1478 the target is noted on the previous nonjump insn.
1479 (mark_jump_label_1): New function, guts from mark_jump_label.
1480 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1481 marking jump target labels.
1482 <case LABEL_REF>: Adjust for whether to generate a
1483 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1484 For 'E' format rtl, iterate in descending element order.
1485 (delete_related_insns): Handle both REG_LABEL_TARGET and
1486 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1487 reference count, delete and fallthrough. Move finding-next-
1488 non-deleted insn last in the function. Look at all INSN_P insns
1489 for REG_LABEL_OPERAND notes.
1490 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1492 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1493 JUMP_LABEL, output the INSN_UID of it.
1494 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1495 and/or REG_LABEL_TARGET.
1496 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1497 with jump.c copy by only adding notes for labels actually
1498 referenced in the insn.
1499 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1500 usage count increment; handle all INSN_P trial insns.
1501 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1503 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1504 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1505 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1507 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1508 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1509 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1510 on all INSN_P insns.
1511 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1512 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1513 REG_LABEL_OPERAND notes.
1514 * reload1.c (calculate_needs_all_insns): Adjust comments.
1515 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1516 * config/alpha/alpha.md (split for load of an address into a
1517 four-insn sequence on Unicos/Mk): Adjust to use
1519 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1521 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1524 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1525 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1526 FOR_BB_INSNS_SAFE instead of for loop.
1527 * cse.c (cse_extended_basic_block): Likewise.
1528 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1529 that the for loop does not invoke NEXT_INSN on a deleted insn.
1530 * function.c (instantiate_virtual_regs): Likewise.
1531 * lower-subreg.c (remove_retval_note): Likewise.
1532 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1534 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1536 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1537 insn, if it's a jump.
1538 (try_redirect_by_replacing_jump): New variable jump_p. Call
1539 tablejump_p before delete_insn_chain.
1540 * reload1.c (reload): New variable next. Make sure that the for
1541 loop does not invoke NEXT_INSN on a deleted insn.
1542 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1543 (delete_output_reload): New variable prev. Make sure the the for
1544 loops do not invoke PREV_INSN on a deleted insn.
1546 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1548 * pa/constraints.md: Remove 'X' from unused letters comment.
1550 2007-09-08 Richard Guenther <rguenther@suse.de>
1552 * tree-tailcall.c (find_tail_calls): If we don't have aliases
1553 computed check stmt_ann->references_memory instead of counting
1556 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
1558 * cse.c (fold_rtx): Use validate_unshare_change() instead of
1559 validate_change() in one more case.
1561 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
1563 PR tree-optimization/32283
1564 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
1565 estimated_loop_iterations.
1566 (determine_use_iv_cost_condition): Decrease cost of expressions
1567 used in iv elimination.
1569 2007-09-08 Richard Guenther <rguenther@suse.de>
1571 * tree-cfg.c (verify_gimple_expr): Avoid building new
1572 pointer types, use TYPE_POINTER_TO if available instead.
1574 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
1577 PR rtl-optimization/26449
1578 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
1579 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
1581 (mulv16qi3): Implement as define_insn_and_split pattern instead of
1582 define_expand. Split insn in split1 pass.
1585 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
1587 PR tree-optimization/33301
1588 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
1591 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
1593 PR tree-optimization/32183
1594 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
1596 * tree-ssa-reassoc.c: Include cfgloop.h.
1597 (is_reassociable_op): Add a loop argument and return true only
1599 (linearize_expr): Updated.
1600 (should_break_up_subtract): Likewise.
1601 (linearize_expr_tree): Likewise.
1602 (init_reassoc): Call loop_optimizer_init with
1603 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
1604 with CDI_DOMINATORS.
1605 (fini_reassoc): Call loop_optimizer_finalize.
1607 2007-09-07 Sterling Augustine <sterling@tensilica.com>
1609 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
1610 if there is no i-cache.
1612 2007-09-07 Richard Guenther <rguenther@suse.de>
1615 2007-09-06 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/32586
1618 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1619 folding if nothing changed.
1620 (simplify_unary_expression): New function. Do tree combining
1621 on conversion like codes.
1622 (try_to_simplify): Call it.
1624 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1627 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
1628 (__gthread_active,__gthread_start, __gthread_active_init): New.
1629 * gthr-posix95.h: Likewise.
1631 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
1633 * function.h (struct function): Rename calls_unwind_init
1634 to saves_all_registers.
1635 (current_function_saves_all_registers): Renamed from
1636 current_function_calls_unwind_init.
1637 * reload1.c (reload): Set current_function_saves_all_registers.
1638 * except.c (expand_builtin_unwind_init): Likewise.
1639 * config/m68k/m68k.c (m68k_save_reg): Use
1640 current_function_saves_all_registers to save pic register.
1642 2007-09-07 Janis Johnson <janis187@us.ibm.com>
1644 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
1645 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
1647 Reapply reverted changes:
1649 2007-09-06 Jan Hubicka <jh@suse.cz>
1651 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1654 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1656 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1657 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1659 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1661 * optabs.c (expand_float): Convert unsigned integer as signed only
1662 if it provides sufficient accuracy; add mode argument to real_2expN.
1663 (expand_fix): Fix comment typos; extend binary float into mode
1664 wider than destination for converion to unsigned integer; add mode
1665 argument to real_2expN.
1666 * real.c (real_2expN): Add mode argument to special-case decimal
1668 * real.h (real_2expN): Ditto.
1669 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1671 (fixed_from_string): Ditto.
1672 (fixed_to_decimal): Ditto.
1673 (fixed_convert_from_real): Ditto.
1674 (real_convert_from_fixed): Ditto.
1675 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1676 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1677 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1678 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1680 2007-09-07 Diego Novillo <dnovillo@google.com>
1682 * tree-flow.h (const_block_stmt_iterator): Remove.
1683 Update all users to use block_stmt_iterator.
1684 * tree-iterator.h (const_tree_stmt_iterator): Remove.
1685 Update all users to use tree_stmt_iterator.
1687 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
1689 * config/mips/mips.c (mips_set_current_function): Temporarily
1690 make this a no-op to fix bootstrap errors, pending rewrite.
1692 2007-09-07 Jan Hubicka <jh@suse.cz>
1694 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
1697 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
1699 PR tree-optimization/33299
1700 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
1701 uses for all relevant loop-exit phis, not just the first.
1703 2007-09-07 Richard Guenther <rguenther@suse.de>
1706 * tree-ssa-operands.c (access_can_touch_variable): An access
1707 of the form (*p)[0] can touch a variable of same size.
1709 2007-09-07 Jan Hubicka <jh@suse.cz>
1711 * passes.c (init_optimization_passes): Add simple dce and addressable
1713 * tree-ssa.c (execute_update_addresses_taken): New function.
1714 (pass_update_address_taken): New.
1715 * tree-ssa-dse.c (execute_simple_dse): New function.
1716 (pass_simple_dse): New.
1717 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
1719 2007-09-07 Tobias Burnus <burnus@net-b.de>
1722 * doc/invoke.texi: Fix -Wstrict-overflow= table.
1724 2007-09-07 Richard Guenther <rguenther@suse.de>
1727 2007-09-06 Richard Guenther <rguenther@suse.de>
1729 PR tree-optimization/32586
1730 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1731 folding if nothing changed.
1732 (simplify_unary_expression): New function. Do tree combining
1733 on conversion like codes.
1734 (try_to_simplify): Call it.
1736 2007-09-07 Richard Guenther <rguenther@suse.de>
1737 Uros Bizjak <ubizjak@gmail.com>
1739 PR tree-optimization/32821
1740 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
1741 NULL in the call to set_bb_stmt_list.
1743 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1745 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
1746 float calls here, rather than leaving some to the caller.
1747 Use call_internal_direct and call_value_internal_direct.
1748 * config/mips/mips.md (call_internal_direct): New pattern.
1749 (call_value_internal_direct): Likewise.
1751 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1753 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
1754 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
1756 (override_options): Set mips_base_move_loop_invariants.
1758 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1760 * config/mips/mips.opt (mcode-readable=): Move to keep list
1763 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1765 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
1766 and -mgpopt options. Adjust the -G documentation to match.
1767 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
1768 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
1769 function, split out from mips_classify_symbol. Return false for
1770 !TARGET_LOCAL_SDATA.
1771 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
1772 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
1773 (override_options): Check whether the -mgpopt setting is consistent
1774 with the other flags.
1775 (symbolic_expression_p): Delete.
1776 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
1777 and default_elf_select_rtx_section.
1778 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
1779 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
1780 external data and TARGET_EXTERN_SDATA.
1782 2007-09-07 Tobias Burnus <burnus@net-b.de>
1785 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
1787 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1789 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1790 FOR_BB_INSNS_SAFE instead of for loop.
1791 * cse.c (cse_extended_basic_block): Likewise.
1792 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1793 that the for loop does not invoke NEXT_INSN on a deleted insn.
1794 * function.c (instantiate_virtual_regs): Likewise.
1795 * lower-subreg.c (remove_retval_note): Likewise.
1796 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1798 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1800 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1801 insn, if it's a jump.
1802 (try_redirect_by_replacing_jump): New variable jump_p. Call
1803 tablejump_p before delete_insn_chain.
1804 * reload1.c (reload): New variable next. Make sure that the for
1805 loop does not invoke NEXT_INSN on a deleted insn.
1806 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1807 (delete_output_reload): New variable prev. Make sure the the for
1808 loops do not invoke PREV_INSN on a deleted insn.
1810 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
1812 * cgraphbuild.c (rebuild_cgraph_edges): Export.
1813 * cgraph.h (rebuild_cgraph_edges): Declare.
1814 * tree-pass.h (pass_expand_omp_ssa): New.
1815 * omp-low.c (find_omp_clause): Export.
1816 (copy_var_decl): Split from omp_copy_decl_2.
1817 (build_omp_barrier): Return the call to emit instead of emitting
1819 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
1821 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
1822 expand_omp_for_generic, expand_omp_for_static_nochunk,
1823 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1824 Adapted to work on SSA form.
1825 (execute_expand_omp): Do not invalidate dominance information.
1826 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
1827 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
1828 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
1830 (force_gimple_operand): Allow gimplifying code expressions without
1832 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
1833 * common.opt (fopenmp-ssa): New.
1834 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
1835 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
1836 * tree-cfg.c: Include tree-inline.h.
1837 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
1838 (replace_by_duplicate_decl, replace_ssa_name,
1839 mark_virtual_ops_in_region): New functions.
1840 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
1841 to work on SSA form.
1842 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
1843 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
1846 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1848 * tree-loop-linear.c: Include obstack.h.
1849 (linear_transform_loops): New obstack lambda_obstack.
1850 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
1851 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
1852 and free afterwards.
1853 * lambda.h (struct obstack): New forward declaration.
1854 (lambda_linear_expression_new): New parameter of type struct
1856 (lambda_loopnest_new): Likewise.
1857 (lambda_loopnest_transform): Likewise.
1858 (lambda_body_vector_new): Likewise.
1859 (lambda_body_vector_compute_new): Likewise.
1860 (gcc_loopnest_to_lambda_loopnest): Likewise.
1861 (lambda_loopnest_to_gcc_loopnest): Likewise.
1862 * lambda-code.c: Include obstack.h.
1863 (lambda_lattice_new): New parameter lambda_obstack. Use it for
1865 (lambda_body_vector_new): Likewise.
1866 (lambda_linear_expression_new): Likewise.
1867 (lambda_lattice_new): Likewise.
1868 (lambda_loopnest_new): Likewise. Additionally use obstack to
1869 allocate LN_LOOPS(ret).
1870 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
1871 it to lambda_lattice_new.
1872 (lambda_body_vector_compute_new): New parameter lambda_obstack.
1873 Pass it to lambda_body_vector_new.
1874 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
1875 it to lambda_lattice_new.
1876 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
1877 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
1878 (lambda_compute_target_space): Likewise.
1879 (lambda_compute_auxillary_space): New parameter lambda_obstack.
1880 Pass it to lambda_lattice_compute_base and
1881 compute_nest_using_fourieer_motzkin.
1882 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
1883 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
1884 and lambda_lattice_compute_target_space.
1885 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
1886 Pass it to lambda_linear_expression_new.
1887 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
1888 to gcc_tree_to_linear_expression.
1889 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
1890 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
1891 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
1892 Pass it to lambda_body_vector_new and
1893 lambda_body_vector_compute_new.
1894 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
1895 (lambda-code.o): Likewise.
1897 2007-09-06 Chao-ying Fu <fu@mips.com>
1899 * ginclude/stdfix.h: New file.
1900 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
1901 (convert.o): Add dependence on fixed-value.h.
1902 * c-convert.c (convert): Support FIXED_POINT_TYPE.
1903 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
1904 to define fixed-point constants.
1905 (c_cpp_builtins): Define fixed-point constants.
1906 * convert.c (fixed-value.h): New include.
1907 (convert_to_real): Update comment to include fixed-point.
1908 Support FIXED_POINT_TYPE.
1909 (convert_to_integer): Update comment to include fixed-point.
1910 Support FIXED_POINT_TYPE.
1911 (convert_to_complex): Support FIXED_POINT_TYPE.
1912 (convert_to_fixed): New function.
1913 * convert.h (convert_to_fixed): Declare.
1914 * genopinit.c: Add comment about $Q for only fixed-point modes.
1915 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
1916 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
1917 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
1918 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
1919 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
1920 usneg_optab for fixed-point modes.
1921 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
1923 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
1924 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
1925 unsigned saturation optabs, when type is saturating.
1926 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
1927 (expand_fixed_convert): New function.
1928 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
1929 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
1930 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
1931 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
1932 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
1933 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
1935 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
1936 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
1937 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
1938 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
1939 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
1941 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
1942 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
1943 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
1944 fractuns, satfractuns.
1945 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
1946 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
1947 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
1948 OTI_ssmsub_widen, OTI_usmsub_widen.
1949 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1950 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1951 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
1952 umsub_widen_optab, usmsub_widen_optab): Define.
1953 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
1955 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
1957 (expand_fixed_convert): Declare.
1958 * expr.c (convert_move): Support the move of fixed-point modes.
1959 (emit_move_insn_1): Handle fixed-point mode to move via integer.
1960 (categorize_ctor_elements_1): Handle FIXED_CST.
1961 (count_type_elements): Handle FIXED_POINT_TYPE.
1962 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
1963 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1965 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
1966 multiply and add/subtract for fixed-point types.
1967 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
1968 mode, we jump to binop directly.
1969 Support FIXED_CONVERT_EXPR.
1970 (do_store_flag): Check FIXED_CST to put a constant second.
1971 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
1972 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1973 (const_vector_from_tree): Support FIXED_CST.
1974 * doc/extend.texi (Fixed-Point): New node.
1975 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
1976 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
1977 satfract, fractuns, satfractuns): Document them.
1979 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1981 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
1982 addresses into I registers.
1984 2007-09-06 Jan Hubicka <jh@suse.cz>
1985 Andreas Tobler <a.tobler@schweiz.org>
1987 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
1989 (machopic_legitimize_pic_address): Likewise.
1991 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1992 Jan Hubicka <jh@suse.cz>
1994 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
1995 instead of ufloat_optab->handlers directly.
1996 (floatdidf2): Likewise.
1998 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2000 * config/mips/mips.c: Include diagnostic.h.
2001 (mips_set_current_function): Check errorcount and sorrycount
2002 before generating RTL.
2004 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2007 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2008 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2009 (print_operand_reloc): Likewise.
2011 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2015 2007-09-06 Jan Hubicka <jh@suse.cz>
2017 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2020 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2022 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2023 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2025 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2027 * optabs.c (expand_float): Convert unsigned integer as signed only
2028 if it provides sufficient accuracy; add mode argument to real_2expN.
2029 (expand_fix): Fix comment typos; extend binary float into mode
2030 wider than destination for converion to unsigned integer; add mode
2031 argument to real_2expN.
2032 * real.c (real_2expN): Add mode argument to special-case decimal
2034 * real.h (real_2expN): Ditto.
2035 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2037 (fixed_from_string): Ditto.
2038 (fixed_to_decimal): Ditto.
2039 (fixed_convert_from_real): Ditto.
2040 (real_convert_from_fixed): Ditto.
2041 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2042 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2043 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2044 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2046 2007-09-06 Tom Tromey <tromey@redhat.com>
2048 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2049 * c-pch.c (c_common_read_pch): Restore current location after
2051 * tree.c (expand_location): Update.
2052 (expr_filename): Changed return type. Unified the two cases.
2053 (expr_lineno): Likewise.
2054 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2056 * toplev.c (line_table): Changed type.
2057 (general_init): Update.
2058 (realloc_for_line_map): New function.
2059 (general_init): Allocate line_table using GC.
2060 * fix-header.c (line_table): Changed type.
2061 (read_scan_file): Update.
2062 (read_scan_file): Update.
2063 * c-ppoutput.c (maybe_print_line): Update.
2064 (print_line): Update.
2065 (cb_line_change): Update.
2066 (cb_define): Update.
2067 (pp_file_change): Update.
2068 * c-opts.c (c_common_init_options): Update.
2069 (finish_options): Update.
2070 (push_command_line_include): Update.
2071 * c-lex.c (cb_line_change): Update.
2072 (cb_def_pragma): Update.
2073 (cb_define): Update.
2075 (c_lex_with_flags): Use cpp_get_token_with_location.
2076 * input.h (line_table): Changed type.
2077 (location_from_locus): New macro.
2078 * tree.h (EXPR_FILENAME): No longer an lvalue.
2079 (EXPR_LINENO): Likewise.
2080 (expr_locus, set_expr_locus): Declare separately for
2081 USE_MAPPED_LOCATION.
2082 (expr_filename, expr_lineno): Changed return type.
2083 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2084 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2085 (expand_gimple_basic_block): Likewise.
2086 * final.c (final_scan_insn): Use expanded_location.
2088 2007-09-06 Richard Guenther <rguenther@suse.de>
2090 PR tree-optimization/32586
2091 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2092 folding if nothing changed.
2093 (simplify_unary_expression): New function. Do tree combining
2094 on conversion like codes.
2095 (try_to_simplify): Call it.
2096 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2097 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2099 2007-09-06 Jan Hubicka <jh@suse.cz>
2102 * cse.c (fold_rtx): Avoid invalid sharing.
2104 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2106 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2107 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2109 2007-09-06 Revital Eres <eres@il.ibm.com>
2111 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2112 Fix offsettable memory reference for 750CL.
2114 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2116 * reload.c (find_reloads_address_1): Try to preserve original
2117 base/index regclass of operands.
2118 * regrename.c (scan_rtx_address): Likewise.
2119 (replace_oldest_value_addr): Likewise.
2121 2007-09-06 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/33302
2124 * domwalk.c (walk_dominator_tree): The exit block is
2125 interesting even if it is not reachable.
2127 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2130 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2132 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2134 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2137 2007-09-05 Ian Lance Taylor <iant@google.com>
2139 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2141 (dump_generic_node): Likewise.
2142 * print-rtl.c (print_decl_name): Likewise.
2143 * print-tree.c (print_node_brief): Likewise.
2144 (print_node): Likewise.
2145 * Makefile.in (RTL_BASE_H): Add alias.h.
2148 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2150 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2152 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2153 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2155 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2157 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2158 (tm_defines): Define UCLIBC_DEFAULT to 1.
2159 (extra_options): Add linux.opt.
2160 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2161 (CRT_CALL_STATIC_FUNCTION): Likewise.
2162 (NO_IMPLICIT_EXTERN_C): Likewise.
2163 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2164 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2165 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2166 (ENDFILE_SPEC): Don't define.
2167 (LIB_SPEC): Likewise.
2168 (CRT_CALL_STATIC_FUNCTION): Likewise.
2169 (NO_IMPLICIT_EXTERN_C): Likewise.
2170 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2171 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2173 2007-09-06 Jan Hubicka <jh@suse.cz>
2175 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2178 2007-09-06 Jan Hubicka <jh@suse.cz>
2180 * opts.c (common_handle_option): Enable inlining functions for
2183 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2185 * builtin-attrs.def (ATTR_NONNULL_3): New.
2186 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2187 ATTR_NOTHROW_NONNULL_##FA.
2188 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2189 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2190 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2191 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2192 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2193 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2194 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2196 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2197 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2198 ATTR_FORMAT_NOTHROW_3_4): Remove.
2199 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2200 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2201 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2202 instead of ATTR_FORMAT_*_*.
2204 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2206 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2207 parts re-used for REG_FRAME_RELATED_EXPR.
2209 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2211 * optabs.c (expand_float): Convert unsigned integer as signed only
2212 if it provides sufficient accuracy; add mode argument to real_2expN.
2213 (expand_fix): Fix comment typos; extend binary float into mode
2214 wider than destination for converion to unsigned integer; add mode
2215 argument to real_2expN.
2216 * real.c (real_2expN): Add mode argument to special-case decimal
2218 * real.h (real_2expN): Ditto.
2219 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2221 (fixed_from_string): Ditto.
2222 (fixed_to_decimal): Ditto.
2223 (fixed_convert_from_real): Ditto.
2224 (real_convert_from_fixed): Ditto.
2225 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2226 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2227 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2228 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2230 2007-09-05 Ian Lance Taylor <iant@google.com>
2232 * init-regs.c (initialize_uninitialized_regs): Call
2233 emit_insn_before rather than add_insn_before.
2235 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2237 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2238 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2239 * tree-inline.h (copy_body_data): Add call_expr field.
2240 * tree-inline.c (expand_call_inline): Initialize call_expr.
2241 (copy_bb): Append anonymous inline fn arguments to arguments
2242 when inlining a CALL_EXPR_VA_ARG_PACK call.
2243 * builtins.c (expand_builtin): Issue an error if
2244 BUILT_IN_VA_ARG_PACK is seen during expand.
2245 (fold_call_expr, fold_builtin_call_array): Don't fold
2246 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2247 __builtin_va_arg_pack () call as last argument.
2248 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2249 function is __builtin_va_arg_pack (), decrease number of call
2250 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2251 * expr.c (expand_expr_real_1): Issue an error if
2252 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2253 * tree-pretty-print.c (dump_generic_node): Handle printing
2254 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2255 * doc/extend.texi (__builtin_va_arg_pack): Document.
2257 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2259 PR tree-optimization/21513
2260 * builtins.c (build_builtin_expect_predicate): New function.
2261 (fold_builtin_expect): Add argument for expected value.
2262 Distribute __builtin_expect over short-circuiting operations.
2263 Fold nested builtin_expects.
2264 (fold_builtin_2): Adjust call to fold_builtin_expect.
2266 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2269 PR tree-optimization/13756
2270 * doc/invoke.texi (Options That Control Optimization): Document
2273 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2275 * gcc/config/i386/cpuid.h: New file.
2276 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2277 (describe_cache): Shrink size and line strings to 100 bytes.
2278 (detect_caches_amd): Return "" for unsupported max_ext_level.
2279 Use __cpuid function.
2280 (detect_caches_intel): Return "" for unsupported max_level.
2281 Use __cpuid function.
2282 (host_detect_local_cpu): Change feature flag variables to
2283 unsigned int. Initialize only extended feature flag variables.
2284 Use __get_cpuid_max to determine max supported cpuid level.
2285 Use __cpuid function to determine supported features. Fix
2286 calculation of family id. Remove is_amd and check signature
2287 directly. Check for Geode signature. Handle family 4 id.
2288 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2289 cpu discovery code to lower part of the function.
2290 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2291 for sub-architecture.
2292 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2293 [PROCESSOR_K8]: Add k8-sse3 architecture.
2294 [PROCESSOR_NOCONA]: Remove.
2295 [PROCESSOR_GENERIC64]: Ditto.
2296 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2297 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2298 to check for SSE and FXSAVE support.
2299 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2300 Add -minline-all-stringops.
2301 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2302 (x86_64-*-*): Ditto.
2304 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2306 * config/bfin/linux-unwind.h: New file.
2307 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2308 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2310 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2312 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2313 * stmt.c: Include alloc-pool.h.
2314 (struct case_node): Remove GTY marker.
2315 (add_case_node): New parameter case_node_pool. Use it for
2317 (expand_case): New allocation pool case_node_pool. Initialize it,
2318 pass to add_case_node and free it.
2320 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2321 David Ung <davidu@mips.com>
2322 Nigel Stephens <nigel@mips.com>
2324 Add mips16/nomips16 function attributes and -mflip-mips16 option
2325 for testing mixed-mode compilation.
2327 * config/mips/mips.opt (mflip-mips16): New.
2329 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2330 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2332 * config/mips/mips.c (mips_base_target_flags): New.
2333 (mips_base_mips16): New.
2334 (mips_base_schedule_insns): New.
2335 (mips_base_reorder_blocks_and_partition): New.
2336 (mips_base_align_loops): New.
2337 (mips_base_align_jumps): New.
2338 (mips_base_align_functions): New.
2339 (mips16_flipper): New.
2340 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2341 (TARGET_SET_CURRENT_FUNCTION): Define.
2342 (mips_mips16_type_p, mips_nomips16_type_p): New.
2343 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2344 (mips_function_ok_for_sibcall): Make it deal with functions with
2346 (mips_init_split_addresses): New, split out from override_options.
2347 (mips_init_relocs): New, split out from override_options.
2348 (was_mips16_p): New.
2349 (mips_set_mips16_mode): New, split out from override_options.
2350 (mips_set_current_function): New.
2351 (override_options): Add sorry for unsupported mips16/pic
2352 combination. Remove error for mips16/dsp combination. Save
2353 base option settings.
2354 (mips_file_start): Move mips16 mode setting output from here....
2355 (mips_output_function_prologue): ....to here.
2356 (mips_output_mi_thunk): Check for mips16 function.
2357 (build_mips16_function_stub): Don't set .mips16 here.
2358 (build_mips16_call_stub): Likewise.
2359 (mips_expand_builtin): Error in mips16 mode.
2360 (mips_use_mips16_mode_p): New.
2361 (mips_encode_section_info): Check for mips16 function, and set
2362 SYMBOL_REF_FLAGS accordingly.
2364 * doc/extend.texi (Function Attributes): Document new
2365 mips16/nomips16 attributes.
2366 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2367 (MIPS Options): Document -mflip-mips16.
2369 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2371 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2372 if we encounter TLS address in MIPS16 mode.
2373 (mips_legitimize_const_move): Check cannot_force_const_mem for
2374 the (const (plus symbol offset)) case; this forces invalid TLS
2375 address in MIPS16 mode to be caught by the above call to sorry.
2376 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2377 because that now enables emutls, which is not ABI compatible
2378 with native TLS in non-MIPS16 mode.
2380 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2382 Add target hook invoked when cfun changes.
2384 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2385 * target.h (struct gcc_target): Add set_current_function.
2386 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2387 (TARGET_INITIALIZER): Add initializer for set_current_function.
2388 * tree.h (push_struct_function): New.
2389 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2391 (set_cfun): Declare.
2392 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2394 (push_function_context_to): Use allocate_struct_function
2395 to create null context, not init_dummy_function_start. Use set_cfun.
2396 (pop_function_context_from): Use set_cfun.
2397 (in_dummy_function): New.
2398 (invoke_set_current_function_hook): New.
2400 (push_cfun, pop_cfun): Use set_cfun.
2401 (push_struct_function): New.
2402 (allocate_struct_function): Call invoke_set_current_function_hook
2404 (prepare_function_start): Don't set cfun here. Remove unused
2405 argument; fix all callers.
2406 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2407 push_struct_function.
2408 (init_function_start): Set cfun here.
2409 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2410 * omp-low.c (create_omp_child_function): Use push_struct_function
2411 and pop_cfun to save/restore state.
2412 (expand_omp_parallel): Remove unused saved_cfun variable.
2413 * cgraphunit.c (ipa_passes): Use set_cfun.
2414 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2415 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2416 * matrix-reorg.c (transform_allocation_sites): Likewise.
2417 (matrix_reorg): Use set_cfun.
2418 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2419 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2420 assignment to cfun; use set_cfun for the other.
2421 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2422 (dump_function_to_file): Use push_cfun/pop_cfun here.
2423 * c-decl.c (finish_function): Use set_cfun.
2425 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2427 * regrename.c (rerename_optimize): Use deferred rescanning and
2428 insert explicit calls to rescan insns when changed.
2430 2007-09-05 Jan Hubicka <jh@suse.cz>
2432 * optabs.c (libfunc_entry): Change optab to integer.
2433 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2434 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2435 of pointers for hashing.
2437 2007-09-05 Jan Hubicka <jh@suse.cz>
2439 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2441 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2442 * see.c (pass_see): Likewise.
2443 * tracer.c (pass_tracer): Likewise.
2444 * postreload-gcse.c (pass_gcse2): Likewise.
2445 * postreload.c (pass_postreload_cse): Likewise.
2446 * mode-switching.c (pass_mode_switching): Likewise.
2447 * modulo-sched.c (pass_sms): Likewise.
2448 * cse.c (cse_insn): Likewise.
2449 * web.c (pass_web): Likweise.
2450 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2451 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2452 * loop-init.c (pass_rtl_loop_init): Likewise.
2453 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2454 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2455 * global.c (pass_global_alloc): Likewise.
2456 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2457 pass_if_after_reload): Likewise.
2458 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2459 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2460 * regmove.c (pass_regmove): Likewise.
2461 * function.c (pass_thread_prologugues_epilogues): Likewise.
2462 * gcse.c (pass_gcse): Likewise.
2463 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2464 * lower-subreg.c (pass_lower_subreg2): Likewise.
2465 * bt-load.c (pass_branch_target_load): Likewise.
2466 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2467 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2468 * combine.c (pass_combine): Likewise.
2469 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2470 (pass_partition_blocks): Likewise.
2471 * var-tracking.c (pass_variable_track): Likewise.
2472 * reg-stack.c (pass_stack_regs_run): Likewise.
2473 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2474 * passes.c (pass_postreload): Likewise.
2475 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2476 * tree-pass.h (TODO_verify_rtl_sharing): New.
2477 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2478 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2479 TODO_set_props, TODO_df_finish, TODO_df_verify,
2480 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2482 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2484 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2485 fold_real_zero_addition_p, reorder_operands_p,
2486 div_if_zero_remainder, fold_undefer_overflow_warnings,
2487 int_binop_types_match_p, fold_convert_const_int_from_int,
2488 fold_convert_const_int_from_real,
2489 fold_convert_const_int_from_fixed,
2490 fold_convert_const_real_from_real,
2491 fold_convert_const_real_from_fixed,
2492 fold_convert_const_fixed_from_fixed,
2493 fold_convert_const_fixed_from_int,
2494 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2495 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2496 debug_fold_checksum, multiple_of_p): Constify.
2497 * tree-flow-inline.h (get_lineno): Likewise.
2498 * tree-flow.h (get_lineno): Likewise.
2499 * tree-object-size.c (compute_object_offset, addr_object_size,
2500 alloc_object_size, pass_through_call): Likewise.
2501 * tree-pretty-print.c (op_symbol, print_call_name,
2502 print_struct_decl, do_niy): Likewise.
2503 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2504 debug_fold_checksum): Likewise.
2506 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2509 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2510 note, remove the associated REG_RETVAL note.
2512 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2514 * config.gcc (powerpc*-*-*): Install
2515 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2516 * config/rs6000/spu2vmx.h: New header.
2517 * config/rs6000/si2vmx.h: New header.
2518 * config/rs6000/vec_types.h: New header.
2520 2007-09-05 Ben Elliston <bje@au.ibm.com>
2522 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2524 2007-09-05 Ben Elliston <bje@au.ibm.com>
2526 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2528 (__stdcx): Make asm volatile.
2529 (__stwcx, __stdcx): Return only 0 or 1.
2531 2007-09-05 Jan Hubicka <jh@suse.cz>
2535 2007-09-04 Jan Hubicka <jh@suse.cz>
2536 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2538 2007-09-04 Richard Guenther <rguenther@suse.de>
2539 * tree-ssa-operands.c (add_virtual_operand): Only mark
2540 stores as has_volatile_ops if alias information is not available.
2542 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2544 * config/rs6000/tramp.asm: Include config.h.
2545 Check __PIC__ or __pic__ macro instead of SHARED.
2547 PR rtl-optimization/32300
2548 * see.c (see_copy_insn): New function.
2549 (see_def_extension_not_merged, see_merge_one_use_extension,
2550 see_merge_one_def_extension): Use it. Avoid changing
2551 PREV_INSN/NEXT_INSN chains directly, insted emit insns
2552 into sequences. Call df_insn_delete on temporary insns
2553 that won't be emitted into the insn stream.
2554 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
2555 and run df_process_deferred_rescans () before run_fast_dce.
2557 PR tree-optimization/33017
2558 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
2559 recurse for pure or const function calls.
2561 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2563 * c-format.c: Include alloc-pool.h.
2564 (check_format_info_main): New argument fwt_alloc. Use allocation
2565 pool instead of GC. Remove GC deallocation code.
2566 (check_format_arg): Create allocation pool, pass it to
2567 check_format_info_main and free it afterwards.
2568 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
2570 2007-09-05 Ben Elliston <bje@au.ibm.com>
2572 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
2573 Rename count macro arugment for clarity.
2574 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
2575 (__protected_stream_set): Likewise, pass 0.
2577 2007-09-04 Jan Hubicka <jh@suse.cz>
2579 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2581 2007-09-04 Jan Hubicka <jh@suse.cz>
2583 * invoke.texi (-finline-small-functions): Document.
2584 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
2585 when deciding what is inlinable.
2586 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
2587 (cgraph_decide_inlining_of_small_function): Handle new flags.
2588 (cgraph_decide_inlining_incrementally): Likewise.
2589 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
2590 * common.opt (finline-small-functions): New.
2591 * Makefile.in (build/gengtype.o-warn): Work around PR29478
2593 2007-09-04 Richard Guenther <rguenther@suse.de>
2595 * tree-ssa-operands.c (add_virtual_operand): Only mark
2596 stores as has_volatile_ops if alias information is not available.
2598 2007-09-04 Andrew Haley <aph@redhat.com>
2600 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
2602 2007-09-04 Andrew Haley <aph@redhat.com>
2604 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
2605 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
2606 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
2608 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
2611 * common.opt: Mention ABI version 2 in comment.
2613 2007-09-04 Jan Hubicka <jh@suse.cz>
2615 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
2616 (libfunc_entry): New structure.
2617 (libfunc_hash): New hashtable.
2618 (hash_libfunc): New function.
2619 (eq_libfunc): New function.
2620 (convert_optab_libfunc): New function.
2621 (optab_libfunc): New function.
2622 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
2623 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
2624 expand_float, expand_fix, new_optab, new_convert_optab):
2625 Update for new libfunc API.
2626 (init_libfunc, init_integral_libfuncs,
2627 init_floating_libfuncs, init_interclass_conv_libfuncs
2628 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
2629 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
2630 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2631 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
2632 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
2633 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
2634 gen_extend_conv_libfunc): New.
2635 (init_one_libfunc): Revamp for hashtables.
2636 (set_conv_libfunc): Likewise.
2637 (init_optabs): Initialize hashtable; use lazy initialization where
2639 * optabs.h (optab_handlers): Move out of GGC.
2640 (optab, convert_optab): Move out of GGC; add lazy gen info.
2641 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
2642 (optab_libfunc, convert_optab_libfunc): New.
2643 * builtins.c (expand_builtin_powi): Update for new API.
2644 * expr.c (convert_move): Likewise.
2645 * expmed.c (expand_divmod): Likewise.
2647 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2649 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
2650 GOT pointer only if there is a constant pool. Use the allocated space
2653 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2655 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
2658 2007-09-04 Revital Eres <eres@il.ibm.com>
2659 Richard Guenther <rguenther@suse.de>
2660 R. Clint Whaley <whaley@cs.utsa.edu>
2662 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
2664 * tree-tailcall.c (process_assignment): Use -fassociative-math
2665 when reodering operands of floating-point type.
2666 * fold-const.c (fold_comparison, fold_binary): Use
2667 -fassociative-math and -freciprocal-math instead of
2668 -funsafe-math-optimization flag.
2669 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
2670 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
2671 -freciprocal-math instead of -funsafe-math-optimizations.
2672 * opts.c (set_fast_math_flags): Set -freciprocal-math and
2673 -fassociative-math when -ffast-math is set.
2674 (set_unsafe_math_optimizations_flags): New Function
2675 to set -freciprocal-math and -fassociative-math when
2676 -funsafe-math-optimizations is set.
2677 (common_handle_option): Call it.
2678 * tree-vectorizer.c (vect_is_simple_reduction): Use
2679 -fassociative-math when doing reduction on floats.
2680 * loop-unroll.c (analyze_insn_to_expand_var): Use
2681 -fassociative-math when expanding an accumulator of type float.
2682 * simplify-rtx.c (simplify_binary_operation_1): Use
2683 -fassociative-math and -freciprocal-math when reordeing operands
2684 of floating-point type.
2685 * combine.c (combine_simplify_rtx): Likewise.
2686 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
2688 * common.opt (-fassociative-math, -freciprocal-math): New flags.
2690 2007-09-04 Paolo Carlini <pcarlini@suse.de>
2693 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
2695 2007-09-04 Jan Hubicka <jh@suse.cz>
2697 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
2699 2007-09-04 Jan Hubicka <jh@suse.cz>
2701 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
2702 and corresponding MATCH_DUP.
2704 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
2707 * combine.c (subst): Do not try to simplify X if it represents load
2708 of FP constant from the constant pool via float extension.
2710 2007-09-04 Ben Elliston <bje@au.ibm.com>
2712 * c-opts.c: Include "tm_p.h".
2713 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
2715 2007-09-04 Richard Guenther <rguenther@suse.de>
2717 PR tree-optimization/33291
2718 * tree-pretty-print.c (dump_generic_node): Dump all
2719 qualifiers for pointer types, not only first. Dump
2720 qualifiers for aggregate types as well.
2721 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
2722 use the canonical type for building ARRAY_REFs.
2723 * gimplify.c (canonicalize_addr_expr): Clean up. The
2724 correct validness check is compatibility of the pointer
2725 types. Always use the canonical type for building
2726 ARRAY_REFs and ADDR_EXPRs.
2727 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
2728 change that disabled propagation of ADDR_EXPRs into statements
2731 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2733 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
2734 (umulsi3_highpart): Make into expanders; existing insns are
2735 now named *[insn]_nov6. Add stars to existing [insn]_v6
2736 counterparts' names.
2738 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
2740 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
2741 (unprotoize.o): Remove SHLIB_MULTILIB.
2743 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
2745 * doc/extend.texi: Document progmem attribute for AVR.
2747 2007-09-03 Anatoly Sokolov <aesok@post.ru>
2750 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
2752 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2754 * optabs.c (expand_ffs): Initialize val and defined_at_zero
2757 * optabs.c: Remove unnecessary forward declarations.
2758 (expand_unop_direct): New, broken out of expand_unop.
2759 (expand_doubleword_clz): New.
2760 (expand_ctz): Move above expand_ffs. Use
2761 start_sequence, end_sequence, add_equal_note, and
2762 expand_unop_direct. Add more commentary.
2763 (expand_ffs): Try both ctz optab and expand_ctz.
2764 Generate a test and branch if the hardware doesn't give us
2765 a useful value for input zero. Style improvements similar to
2768 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
2770 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2772 * config.gcc: Delete stanza for arm-semi-aof and
2773 armel-semi-aof targets.
2774 * config/arm/arm-protos.h
2776 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
2777 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
2778 delete aof_pic_label and remove mention of AOF in comments.
2779 * config/arm/arm.md: Delete patterns used only for AOF assembly.
2781 * config/arm/semiaof.h
2782 * config/arm/t-semi: Delete file.
2784 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2786 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
2787 CONST_CAST_BB): New macros for type-specific casts.
2788 (CONST_CAST): Add a TYPE parameter and define it in terms of
2791 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
2792 * c-lex.c (cb_ident, lex_string): Likewise,
2793 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
2794 * config/i386/i386.c (ix86_function_regparm,
2795 ix86_function_sseregparm): Use CONST_CAST_TREE.
2796 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
2798 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2799 give_switch, set_multilib_dir): Likewise,
2800 * gengtype-parse.c (string_seq, typedef_name): Likewise,
2801 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
2802 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
2803 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
2804 * prefix.c (update_path): Likewise,
2805 * pretty-print.c (pp_base_destroy_prefix): Likewise,
2806 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
2807 * tree-cfg.c (tree_can_merge_blocks_p,
2808 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
2809 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
2810 * tree.c (build_string): Supply a TYPE for CONST_CAST.
2811 (attribute_list_contained): Use CONST_CAST_TREE.
2813 2007-09-03 Krister Walfridsson <cato@df.lth.se>
2815 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
2817 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2820 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
2821 before forcing them into a register.
2823 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2825 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
2826 rather than define_code_macro.
2828 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2830 * gcc.c (xputenv): New function.
2831 (putenv_from_prefixes): Use xputenv instead of putenv.
2832 (process_command): Use xputenv instead of putenv.
2833 (set_collect_gcc_options): Use xputenv instead of putenv.
2834 (main): Use xputenv instead of putenv.
2836 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2838 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
2839 availability of swap instruction.
2840 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
2842 2007-09-03 Revital Eres <eres@il.ibm.com>
2844 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
2847 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
2848 Ayal Zaks <zaks@il.ibm.com>
2849 Revital Eres <eres@il.ibm.com>
2851 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
2852 compute_split_row): New functions.
2853 (ps_unschedule_node): Remove.
2854 (normalize_sched_times): Iterate over the already scheduled
2855 insns instead of the number of nodes.
2856 (MAX_SPLIT_NUM): New definition.
2857 (sms_schedule_by_order): Change the scheduling heuristic to
2858 avoid useless increases of initiation interval ii.
2859 (get_sched_window): Add dump printouts.
2861 2007-09-02 David Daney <ddaney@avtrex.com>
2863 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
2864 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
2865 (optab, insn): Add more attributes.
2866 (fetchop_bit): New code macro.
2867 (immediate_insn): New code macro attribute.
2868 (sync): Change condition to ISA_HAS_SYNC.
2869 (rdhwr): Change predicate for operand 0 to register_operand.
2870 (memory_barrier): New expand.
2871 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2872 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2873 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2874 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2875 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
2876 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
2877 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2878 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2879 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
2881 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2882 Hans-Peter Nilsson <hp@axis.com>
2884 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
2885 Defined to describe availability and behavior of CLZ.
2886 * config/cris/cris.md (clzsi2): Implement using lz instruction.
2887 * config/cris/cris.opt: Tweak comment for "-metrax4".
2888 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
2889 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
2890 (count_leading_zeros): Define.
2892 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2894 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
2896 2007-09-02 Joseph Myers <joseph@codesourcery.com>
2899 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
2902 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2904 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
2905 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
2906 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
2907 sched-deps.c, sched-int.h, system.h, target.h,
2908 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
2909 tree.def: Fix comment typos.
2911 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2913 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
2914 (override_options): Turn on -mstrict-align on non-ColdFire
2916 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
2918 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2920 * c-common.c (const_strip_array_types): Delete.
2921 * c-common.h (const_strip_array_types): Likewise.
2922 * emit-rtl.c (const_next_insn, const_previous_insn,
2923 const_next_nonnote_insn, const_prev_nonnote_insn,
2924 const_next_real_insn, const_prev_real_insn,
2925 const_next_active_insn, const_prev_active_insn, const_next_label,
2926 const_prev_label): Delete.
2927 * gimple-low.c (block_may_fallthru): Use expr_last.
2928 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
2929 * rtl.h (const_previous_insn, const_next_insn,
2930 const_prev_nonnote_insn, const_next_nonnote_insn,
2931 const_prev_real_insn, const_next_real_insn,
2932 const_prev_active_insn, const_next_active_insn, const_prev_label,
2933 const_next_label): Delete.
2934 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
2935 * system.h (CONST_CAST): Update comment.
2936 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
2937 (const_first_stmt, const_last_stmt): Delete.
2938 (tree_block_ends_with_condjump_p): Use last_stmt.
2939 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
2940 * tree-iterator.c (const_expr_first, const_expr_last,
2941 const_expr_only): Delete.
2942 * tree.c (const_lookup_attribute): Likewise.
2943 (attribute_list_contained): Use lookup_attribute.
2944 * tree.h (const_lookup_attribute, const_expr_first,
2945 const_expr_last, const_expr_only): Delete.
2947 2007-09-01 Richard Guenther <rguenther@suse.de>
2949 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
2950 instead of TREE_THIS_VOLATILE.
2951 * tree-ssa-operands.c (add_virtual_operand): Do not set
2952 has_volatile_ops. Do not check s_ann for NULL.
2953 (get_indirect_ref_operands): Likewise.
2954 (get_expr_operands): Likewise. For all reference trees
2955 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
2956 check base of reference for TREE_THIS_VOLATILE.
2958 2007-09-01 Richard Guenther <rguenther@suse.de>
2960 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
2961 between integral types. Also allow conversions between
2964 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2966 * optabs.c (prepare_float_lib_cmp): Use
2967 libgcc_cmp_return_mode instead of word_mode.
2968 * config/dfp-bit.h: Likewise.
2969 * config/fp-bit.h: Likewise.
2970 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
2972 (spu_libgcc_shift_count_mode): New function.
2973 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
2974 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
2976 2007-08-31 Joseph Myers <joseph@codesourcery.com>
2978 * tree-pretty-print.c: Include output.h.
2979 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
2980 HOST_WIDE_INT_PRINT_DEC.
2981 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
2983 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
2985 PR rtl-optimization/33224
2986 * loop-iv.c (latch_dominating_def): Check that the definition belongs
2987 to the analysed region.
2989 2007-08-31 Richard Guenther <rguenther@suse.de>
2991 * function.c (allocate_struct_function): Do not set
2992 current_function_returns_pointer.
2993 * function.h (struct var_refs_queue): Remove.
2994 (struct simple_obstack_stack): Likewise.
2995 (struct function): Remove fixup_var_refs_queue member.
2996 Remove returns_pointer flag.
2997 (current_function_returns_pointer): Remove define.
2999 2007-08-31 Nick Clifton <nickc@redhat.com>
3001 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3002 secondary keys in order to obtain a stable sort.
3004 2007-08-31 Nick Clifton <nickc@redhat.com>
3007 * config/m32r/constraints.md: Add W constraint for integer zero.
3008 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3009 Fix length calculation by using alternatives.
3011 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3013 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3014 split out from expand_binop.
3015 (avoid_expensive_constant): New function.
3016 (expand_binop_directly): Remove commutative_op argument and
3017 (expand_binop_directly): Remove commutative_op argument and
3018 call cummutative_optab_p instead. Do not change op0 or op1
3019 when swapping xop0 and xop1. Apply avoid_expensive_constant
3020 to each argument after potential swapping. Enforce the
3021 canonical order of commutative operands.
3022 (expand_binop): Use shift_optab_p and commutative_optab_p.
3023 Update the calls to expand_binop_directly. Only force constants
3024 into registers when widening an operation. Only swap operands
3025 once a direct expansion has been rejected.
3026 (expand_twoval_binop): Only force constants into registers when
3027 using a direct expansion.
3029 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3031 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3032 (sched_analyze_insn): Don't postprocess speculative dependencies when
3033 target has no scheduling.
3034 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3035 'uninitialized' warning.
3037 2007-08-31 Richard Guenther <rguenther@suse.de>
3039 * tree.c (build_complex_type): Always set TYPE_NAME for
3042 2007-08-31 Olivier Hainque <hainque@adacore.com>
3044 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3045 internal macro. Default alignment factor for csect directives, chosen
3046 to match what BIGGEST_ALIGNMENT allows.
3047 (DATA_SECTION_ASM_OP): Use it.
3048 * config/rs6000/rs6000.c
3049 (rs6000_xcoff_output_readonly_section_asm_op):
3050 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3051 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3053 2007-08-31 Olivier Hainque <hainque@adacore.com>
3055 * dbxout.c (dbxout_block): Move declaration within the first
3056 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3057 block to include the definition, together with the associated
3060 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3061 Revital Eres <eres@il.ibm.com>
3063 * doc/invoke.texi (-mpaired): Document flag.
3064 * config.gcc: Include paired.h in powerpc extra_headers and
3065 750cl.h in powerpc-*-linux*paired*.
3066 * config/rs6000/rs6000.opt (-mpaired): New flag.
3067 * config/rs6000/rs6000.c (paired_init_builtins,
3068 paired_expand_builtin, paired_expand_lv_builtin,
3069 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3070 New functions to support the paired single builtin functions.
3071 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3072 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3074 (bdesc_paired_preds): New structure for paired predicate
3076 (rs6000_expand_builtin): Expand paired single builtins.
3077 (rs6000_init_builtins): Init paired single builtins.
3078 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3079 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3080 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3081 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3082 (rs6000_vector_mode_supported_p): Support paired vector mode.
3083 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3084 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3086 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3087 (DATA_ALIGNMENT): Likewise.
3088 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3089 (rs6000_builtins): Add PAIRED builtins.
3090 * config/rs6000/rs6000.md: Include paired.md.
3091 * config/rs6000/paired.h: New.
3092 * config/rs6000/paired.md: New.
3093 * config/rs6000/750cl.h: New.
3094 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3096 2007-08-30 Ollie Wild <aaw@google.com>
3098 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3099 * gcc.c (default_compilers): Add -fno-directives-only to
3100 @assembler-with-cpp.
3102 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3106 * regclass.c (initial_fixed_regs): Revert previous change and make
3108 (initial_call_used_regs): Likewise.
3109 (initial_call_really_used_regs): Delete, reverting previous addition.
3110 (initial_reg_names): Likewise.
3111 (init_reg_sets): Revert previous change.
3112 (saved_fixed_regs): New.
3113 (saved_call_used_regs): New.
3114 (saved_call_really_used_regs): New.
3115 (saved_reg_names): New.
3116 (save_register_info): New.
3117 (restore_register_info): New.
3118 (init_reg_sets_1): Replace reset of register info with call to
3119 restore_register_info.
3120 * rtl.h (save_register_info): Declare.
3121 * toplev.c (backend_init): Call save_register_info.
3123 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3125 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3126 from the original statement.
3128 2007-08-30 Chao-ying Fu <fu@mips.com>
3130 * c-lex.c (interpret_fixed): Declare.
3131 (interpret_float): Process _Fract and _Accum.
3132 (interpret_fixed): New function.
3133 * final.c (output_addr_const): Process CONST_FIXED.
3134 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3135 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3137 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3139 (simplify_immed_subreg): Support CONST_FIXED.
3140 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3141 (simplify_subreg): Support CONST_FIXED.
3143 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3145 * config/rs6000/ppu_intrinsics.h: New file.
3146 * config.gcc (powerpc*-*-* <extra_headers>): Install
3149 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3151 * cfg.c (dump_flow_info): Change to also print entry and exit
3153 * print-rtl.c (print_rtl_single): Allow to print rtl with
3156 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3158 * df-core.h (df_dump_region): New function.
3159 * df.h (df_dump_region): New function.
3160 * loop-invariant.c (find_defs): Add call to df_dump_region.
3161 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3164 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3167 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3168 true if any of the compare_section_name calls returned true,
3169 rather than if any returned false.
3171 2007-08-30 Richard Guenther <rguenther@suse.de>
3173 PR tree-optimization/33199
3174 * tree-ssa-structalias.c (handle_lhs_call): New function.
3175 (find_func_aliases): In non-IPA mode make sure that for
3176 calls that return a pointer we add a constraint for the
3177 result to point to anything.
3179 2007-08-30 Richard Guenther <rguenther@suse.de>
3181 * doc/invoke.texi (-mveclibabi): Document new target option.
3182 * config/i386/i386.opt (-mveclibabi): New target option.
3183 * config/i386/i386.c (ix86_veclib_handler): Handler for
3184 vectorization library support.
3185 (override_options): Handle the -mveclibabi option, initialize
3186 the vectorization library handler.
3187 (ix86_builtin_vectorized_function): As fallback call the
3188 vectorization library handler, if set.
3189 (ix86_veclibabi_acml): New static function for ACML ABI style
3190 vectorization support.
3192 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3194 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3195 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3196 SImode and update m. Don't run gen_lowpart_common on arbitrary
3197 memory address, force it to register first.
3200 * dce.c (dce_process_block): Don't delete setters of
3201 artificially used registers.
3203 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3205 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3206 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3207 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3209 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3211 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3213 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3214 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3216 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3218 * system.h: Activate -Wcast-qual as warning-only.
3220 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3223 * config/rs6000/rs6000.c (compare_section_name): New function.
3224 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3227 2007-08-29 Olivier Hainque <hainque@adacore.com>
3229 * xcoffout.c: #include debug.h.
3230 * Makefile.in (xcoffout.o): Add debug.h dependency.
3232 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3234 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3235 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3237 2007-08-29 Richard Guenther <rguenther@suse.de>
3239 * tree-pretty-print.c (dump_generic_node): Print
3240 label DECL_UID as D.%u.
3241 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3243 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3245 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3246 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3248 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3251 * tree.c (build_type_attribute_qual_variant): Set canonical types
3252 on the final, unqualified attribute variant before building the
3255 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3257 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3258 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3260 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3263 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3264 * config/bfin/bfin.md (composev2hi): Put operands into vector
3267 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3269 * config/bfin/bfin.md (composev2hi): Put operands into vector
3272 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3274 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3275 attribute when appropriate.
3276 (bfin_handle_l1_text_attribute): New.
3277 (bfin_handle_l1_data_attribute): New.
3278 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3279 l1_data_A and l1_data_B.
3280 * doc/extend.texi (node Function Attributes): Document l1_text
3282 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3283 l1_data_A and l1_data_B variable attributes.
3285 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3287 * config/bfin/bfin.opt (minline-plt): Add.
3288 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3289 call to global functions.
3290 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3291 (Blackfin Options): Document -minline-plt.
3293 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3295 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3296 given a non-function.
3297 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3299 2007-08-28 DJ Delorie <dj@redhat.com>
3301 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3303 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3305 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3307 2007-08-28 Richard Guenther <rguenther@suse.de>
3309 * tree.h (struct tree_function_decl): Increase size of
3310 function_code bitfield.
3312 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3313 Kazu Hirata <kazu@codesourcery.com>
3315 * gcc/config/m68k/linux.h
3316 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3317 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3318 (m68k_return_in_memory): New.
3319 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3322 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3325 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3326 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3327 operand) when top VEC_SELECT extracts scalar element.
3328 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3329 (*vec_extract_v4sf_mem): Ditto.
3331 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3334 * passes.c (init_optimization_passes): Move pass_df_finish
3335 after pass_postreload sublist.
3337 PR rtl-optimization/33148
3338 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3339 (neg (lt X 0)) if X has scalar int mode.
3342 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3343 initializer, use build_vector_from_ctor if possible to create
3344 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3345 even after this, return NULL.
3347 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3349 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3351 2007-08-28 Richard Guenther <rguenther@suse.de>
3353 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3354 (struct tree_function_decl): Make function_code a bitfield.
3355 Add disregard_inline_limits flag.
3356 * cgraphunit.c (cgraph_process_new_functions): Check
3357 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3358 (cgraph_preserve_function_body_p): Likewise.
3359 * ipa-inline.c (compute_inline_parameters): Likewise.
3360 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3361 for GNU C extern inline functions.
3362 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3363 * tree-inline.c (disregard_inline_limits_p): Remove.
3364 * tree-inline.h (disregard_inline_limits_p): Likewise.
3365 * c-common.c (handle_always_inline_attribute): Set
3366 DECL_DISREGARD_INLINE_LIMITS.
3367 * langhooks.c (add_builtin_function): Verify the function code
3368 fits in the bitfield.
3370 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3371 Vladimir Yanovsky <yanov@il.ibm.com>
3372 Revital Eres <eres@il.ibm.com>
3373 Andrey Belevantsev <abel@ispras.ru>
3375 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3377 * modulo-sched.c: Add documentation regarding do-loop.
3378 (doloop_register_get): Change number of arguments to support
3379 the new do-loop pattern and check whether COUNT_REG has no other
3380 occurences in the loop besides in the control part.
3381 (duplicate_insns_of_cycles): Do not duplicate the insn which
3382 changes count_reg as it is already adjusted.
3383 (generate_prolog_epilog): New argument to support the new
3384 do-loop pattern. Change the subtract instruction to use
3385 expand_simple_binop. Call duplicate_insns_of_cycles with new
3387 (sms_schedule): Call doloop_register_get and
3388 generate_prolog_epilog with new argument. Do not handle loops
3389 with single sets insns with subreg in their lhs.
3390 * loop-doloop.c (doloop_optimize): Support for another do-loop
3392 (doloop_condition_get): Gets an instruction instead of a pattern
3393 and change the return condition when the do-loop pattern is
3395 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3396 deps when considering to not create edges.
3398 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3400 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3403 2007-08-27 Jason Merrill <jason@redhat.com>
3406 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3407 zero-sized types after calling gimplify_modify_expr_rhs.
3409 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3411 * regclass.c (init_reg_autoinc): Fix typo.
3413 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3415 Fix PR tree-optimization/33173
3416 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3418 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3421 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3422 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3425 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3426 David Ung <davidu@mips.com>
3427 Nigel Stephens <nigel@mips.com>
3429 Separate target-specific initialization from general
3430 back-end initialization.
3432 * toplev.c (init_alignments): New, split out from...
3433 (process_options): ...here.
3434 (backend_init_target): New, split out from...
3435 (backend_init): ...here.
3436 (lang_dependent_init_target): New, split out from...
3437 (lang_dependent_init): ...here.
3438 (target_reinit): New.
3439 * toplev.h (target_reinit): Declare.
3440 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3441 now can be called more than once. Update comments.
3442 * expr.h (init_expr_target): Likewise.
3443 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3444 now can be called more than once. Explicitly zero
3445 static_reg_base_value.
3446 * emit-rtl.c (init_emit_regs): New, split out from...
3447 (init_emit_once): Here.
3448 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3449 non-const, so that changes from command-line arguments can overwrite
3450 values provided by the static initializers.
3451 (initial_call_really_used_regs): New, used similarly to the above.
3452 (initial_reg_names): Likewise.
3453 (last_mode_for_init_move_cost): Promoted function-local static to
3454 file-scope static to make it accessible outside init_move_cost.
3455 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3456 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3457 reg_names since it is needed for parsing command-line options.
3458 (init_move_cost): Use last_mode_for_init_move_cost instead of
3459 function-local static.
3460 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3461 call_really_used_regs now. Reinitialize reg_names. Also
3462 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3463 reg_class_superunion. Clear losing_caller_save_reg_set.
3464 Preserve global registers if called more than once. Reset
3465 move cost, may_move_in_cost, may_move_out_cost, and
3466 last_mode_for_init_move_cost.
3467 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3468 can now be invoked more than once. Update comments.
3469 (init_regs): Update comments.
3470 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3471 and initial_call_really_used_regs, instead of the non-initial
3472 variables. This allows us to save the command-line register settings
3473 after target reinitialization.
3474 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3475 * rtl.h (init_emit_regs): Declare.
3476 (init_reg_modes_target, init_alias_target): Renamed as described
3478 * reload1.c (init_reload): Update comments.
3479 * optabs.c (init_optabs): Likewise.
3480 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3482 2007-08-26 Chao-ying Fu <fu@mips.com>
3484 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3487 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3489 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3491 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3493 * bb-reorder.c (copy_bb_p): Likewise.
3494 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3495 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3496 block_ends_with_condjump_p): Likewise.
3497 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3498 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3499 block_ends_with_condjump_p): Likewise.
3500 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3501 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3502 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3503 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3504 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3505 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3506 debug_true_const_tree instad of debug_true_tree.
3507 * debug.c (do_nothing_debug_hooks): Likewise.
3508 * debug.h (ignore_block, debug_true_const_tree): Constify.
3509 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3510 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3511 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3512 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3513 dbx_reg_number, is_based_loc, field_type,
3514 simple_type_align_in_bits, simple_decl_align_in_bits,
3515 simple_type_size_in_bits, field_byte_offset, insert_float,
3516 type_tag, member_declared_type, is_redundant_typedef,
3517 secname_for_decl, is_inlined_entry_point): Likewise.
3518 * emit-rtl.c (const_next_insn, const_previous_insn,
3519 const_next_nonnote_insn, const_prev_nonnote_insn,
3520 const_next_real_insn, const_prev_real_insn,
3521 const_next_active_insn, const_prev_active_insn, const_next_label,
3522 const_prev_label): Likewise.
3523 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3525 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3526 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3527 sched_insn_is_legitimate_for_speculation_p): Likewise.
3528 * jump.c (reversed_comparison_code_parts,
3529 reversed_comparison_code, reversed_comparison, condjump_label):
3531 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
3532 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
3534 * rtl.h (const_previous_insn, const_next_insn,
3535 const_prev_nonnote_insn, const_next_nonnote_insn,
3536 const_prev_real_insn, const_next_real_insn,
3537 const_prev_active_insn, const_next_active_insn, const_prev_label,
3538 const_next_label, modified_between_p, modified_in_p,
3539 const_note_storeskeep_with_call_p, condjump_label,
3540 reversed_comparison, reversed_comparison_code,
3541 reversed_comparison_code_parts, memory_modified_in_insn_p,
3542 stack_regs_mentioned): Likewise.
3543 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
3544 keep_with_call_p): Likewise.
3545 * sched-deps.c (deps_may_trap_p, sched_get_condition,
3546 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
3547 sd_lists_size, sd_lists_empty_p): Likewise.
3548 * sched-int.h (sched_insns_conditions_mutex_p,
3549 haifa_classify_insn, no_real_insns_p,
3550 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
3551 sd_lists_size, sd_lists_empty_p): Likewise.
3552 * sdbout.c (sdb_debug_hooks): Likewise.
3553 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
3554 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
3555 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
3557 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
3558 tree_can_throw_internal): Likewise.
3559 * tree-flow-inline.h (phi_nodes): Likewise.
3560 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
3561 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
3562 * tree-gimple.c (const_get_call_expr_in): Likewise.
3563 * tree-gimple.h (const_get_call_expr_in): Likewise.
3564 * tree.c (const_lookup_attribute, attribute_list_equal,
3565 attribute_list_contained): Likewise.
3566 * tree.h (attribute_list_equal, attribute_list_contained,
3567 const_lookup_attribute): Likewise.
3568 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
3570 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3572 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
3573 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
3575 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3578 * config/alpha/constraints.md: Delete "svn:mime-type" property
3579 with svn propdel "svn:mime-type".
3581 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3584 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
3585 non NOTE insn doesn't cross basic block.
3586 (noce_try_abs): Likewise.
3587 (noce_process_if_block): Likewise.
3589 2007-08-26 David Edelsohn <edelsohn@gnu.org>
3592 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
3593 operand without auto-inc-dec.
3594 * config/rs6000/rs6000.md (floatsidf2_internal): Use
3595 offsettable_mem_operand.
3596 (floatunssidf2_internal): Same.
3597 (fix_truncdfsi2_internal): Same.
3598 (floatsidf_ppc64): Same.
3599 (floatunssidf_ppc64): Same.
3600 (fix_trunctfsi2_internal): Same.
3602 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3605 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
3606 pass defines needed for version.c.
3608 2007-08-25 Joseph Myers <joseph@codesourcery.com>
3610 * configure.ac (--debug-prefix-map check): Change assembler
3611 version presumed to have feature to 2.18.
3612 * configure: Regenerate.
3614 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3616 * c-common.c (vector_types_convertible_p,
3617 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
3618 self_promoting_args_p): Constify.
3619 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
3620 c_promoting_integer_type_p, self_promoting_args_p,
3621 anon_aggr_type_p, vector_types_convertible_p): Likewise.
3622 * c-decl.c (anon_aggr_type_p): Likewise.
3623 * * c-dump.c (dump_stmt): Likewise.
3624 * c-objc-common.c (has_c_linkage): Likewise.
3625 * c-tree.h (same_translation_unit_p): Likewise.
3626 * c-typeck.c (null_pointer_constant_p,
3627 tagged_types_tu_compatible_p, function_types_compatible_p,
3628 type_lists_compatible_p, lvalue_or_else, lvalue_p,
3629 comptypes_internal, struct tagged_tu_seen_cache,
3630 same_translation_unit_p, alloc_tagged_tu_seen_cache,
3631 c_size_in_bytes): Likewise.
3632 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
3633 hash_ptr, eq_ptr): Likewise.
3634 * langhooks-def.h (lhd_decl_ok_for_sibcall,
3635 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
3636 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
3637 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
3639 * optabs.c (optab_for_tree_code): Likewise.
3640 * optabs.h (optab_for_tree_code): Likewise.
3641 * rtl.h (simplify_rtx): Likewise.
3642 * simplify-rtx.c (simplify_rtx): Likewise.
3643 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
3644 dump_flag, dump_node): Likewise.
3645 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
3646 queue_and_dump_type, dump_flag): Likewise.
3647 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
3648 * tree-pass.h (dump_node): Likewise.
3649 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
3650 supportable_narrowing_operation): Likewise.
3651 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
3652 supportable_narrowing_operation): Likewise.
3653 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
3654 is_negative_overflow_infinity, is_positive_overflow_infinity,
3655 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
3656 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
3657 update_value_range, add_equivalence, ssa_name_nonnegative_p,
3658 ssa_name_nonzero_p, fp_predicate): Likewise.
3659 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
3660 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
3661 ssa_name_nonnegative_p): Likewise.
3663 2007-08-25 Hans Kester <hans.kester@ellips.nl>
3665 * config.gcc : Add x86_64-elf target.
3667 2007-08-25 Jakub Jelinek <jakub@redhat.com>
3669 * expr.c (store_expr): Fix order of store_by_pieces arguments.
3671 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
3672 Nigel Stephens <nigel@mips.com>
3676 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
3677 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
3678 * expr.c (SET_BY_PIECES_P): Define.
3679 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
3680 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
3681 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
3683 * expr.h (SET_RATIO): Define.
3684 (can_store_by_pieces, store_by_pieces): Update prototypes.
3685 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
3686 can_store_by_pieces/store_by_pieces.
3687 (expand_builtin_memcpy_args): Likewise.
3688 (expand_builtin_strncpy): Likewise.
3689 (expand_builtin_memset_args): Likewise. Also remove special case
3690 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
3691 decide what to do instead.
3692 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
3693 to can_store_by_pieces.
3695 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
3696 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
3698 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
3699 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
3700 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
3701 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
3702 (STORE_BY_PIECES_P): Define.
3704 2007-08-24 Tom Tromey <tromey@redhat.com>
3706 * varpool.c (varpool_last_needed_node): Fix comment typo.
3707 * c-decl.c (duplicate_decls): Fix comment typo.
3708 (clone_underlying_type): Update comment.
3710 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3712 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
3713 alpha_in_small_data_p, alpha_split_complex_arg,
3714 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3716 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
3717 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
3719 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
3720 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3721 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
3722 * config/darwin.c (darwin_binds_local_p): Likewise.
3723 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
3725 * config/i386/i386-protos.h (i386_pe_binds_local_p,
3726 i386_pe_valid_dllimport_attribute_p): Likewise.
3727 * config/i386/i386.c (ix86_function_regparm,
3728 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
3729 x86_can_output_mi_thunk, ix86_mangle_type,
3730 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
3731 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
3732 i386_pe_binds_local_p): Likewise.
3733 * config/ia64/ia64.c
3734 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
3735 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
3736 ia64_invalid_conversion, ia64_invalid_unary_op,
3737 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3739 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
3740 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
3741 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3742 * config/mips/mips.c (mips_use_blocks_for_constant_p,
3743 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
3744 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3745 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
3746 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
3747 * config/pa/pa.c (pa_commutative_p): Likewise.
3748 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
3750 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
3751 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
3752 rs6000_use_blocks_for_constant_p,
3753 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
3754 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3755 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
3756 * config/s390/s390.c (s390_mangle_type,
3757 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
3759 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3760 th_in_small_data_p): Likewise.
3761 * config/sh/sh.c (sh_ms_bitfield_layout_p,
3762 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3764 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
3765 sparc_mangle_type): Likewise.
3766 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
3767 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
3768 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
3770 * hooks.c (hook_bool_mode_const_rtx_false,
3771 hook_bool_mode_const_rtx_true,
3772 hook_bool_const_tree_hwi_hwi_const_tree_false,
3773 hook_bool_const_tree_hwi_hwi_const_tree_true,
3774 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3775 hook_constcharptr_const_tree_null,
3776 hook_constcharptr_const_rtx_null,
3777 hook_constcharptr_const_tree_const_tree_null,
3778 hook_constcharptr_int_const_tree_null,
3779 hook_constcharptr_int_const_tree_const_tree_null): New.
3780 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3781 hook_bool_tree_hwi_hwi_tree_false,
3782 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3783 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3784 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3785 hook_constcharptr_int_tree_null,
3786 hook_constcharptr_int_tree_tree_null): Delete.
3787 (default_can_output_mi_thunk_no_vcall): Constify.
3788 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3789 hook_bool_tree_hwi_hwi_tree_false,
3790 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3791 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3792 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3793 hook_constcharptr_int_tree_null,
3794 hook_constcharptr_int_tree_tree_null): Delete.
3795 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3796 hook_bool_const_tree_hwi_hwi_const_tree_false,
3797 hook_bool_const_tree_hwi_hwi_const_tree_true,
3798 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3799 hook_constcharptr_const_tree_null,
3800 hook_constcharptr_const_rtx_null,
3801 hook_constcharptr_const_tree_const_tree_null,
3802 hook_constcharptr_int_const_tree_null,
3803 hook_constcharptr_int_const_tree_const_tree_null): New.
3804 (default_can_output_mi_thunk_no_vcall): Constify.
3805 * integrate.c (function_attribute_inlinable_p): Likewise.
3806 * integrate.h (function_attribute_inlinable_p): Likewise.
3807 * jump.c (rtx_renumbered_equal_p): Likewise.
3808 * output.h (decl_readonly_section, categorize_decl_for_section,
3809 default_use_anchors_for_symbol_p, default_binds_local_p,
3810 default_binds_local_p_1): Likewise.
3811 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
3813 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3814 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
3815 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
3816 TARGET_COMP_TYPE_ATTRIBUTES,
3817 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
3818 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
3819 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
3820 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
3821 TARGET_DWARF_CALLING_CONVENTION): Likewise.
3822 * target.h (can_output_mi_thunk, needs_block_p,
3823 first_cycle_multipass_dfa_lookahead_guard_spec,
3824 vector_alignment_reachable, comp_type_attributes,
3825 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
3826 commutative_p, use_blocks_for_constant_p,
3827 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
3828 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
3829 invalid_within_doloop, valid_dllimport_attribute_p,
3830 split_complex_arg, invalid_arg_for_unprototyped_fn,
3831 invalid_conversion, invalid_unary_op, invalid_binary_op):
3833 * targhooks.c (default_invalid_within_doloop,
3834 hook_invalid_arg_for_unprototyped_fn,
3835 default_builtin_vector_alignment_reachable): Likewise.
3836 (hook_bool_rtx_commutative_p): Delete.
3837 (hook_bool_const_rtx_commutative_p): New.
3838 * targhooks.h (default_invalid_within_doloop,
3839 default_builtin_vector_alignment_reachable,
3840 hook_invalid_arg_for_unprototyped_fn): Constify.
3841 (hook_bool_rtx_commutative_p): Delete.
3842 (hook_bool_const_rtx_commutative_p): New.
3843 * varasm.c (bss_initializer_p, decl_default_tls_model,
3844 categorize_decl_for_section, decl_readonly_section,
3845 default_use_anchors_for_symbol_p, default_binds_local_p,
3846 default_binds_local_p_1): Constify.
3848 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3850 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3851 __NO_BUILTIN if -fno-builtin.
3853 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3855 * config/bfin/bfin.c (print_operand): Report error instead of
3856 ICE for wrong operand.
3858 2007-08-24 Michael Matz <matz@suse.de>
3860 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
3862 2007-08-24 Richard Guenther <rguenther@suse.de>
3865 * tree-ssa.c (useless_type_conversion_p): Split into a
3866 recursive and a non-recursive part.
3867 (useless_type_conversion_p_1): New function.
3868 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
3869 from maybe_fold_offset_to_reference is trivially convertible
3870 to the desired type before doing the simplification.
3872 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3874 * expr.c (store_expr): Optimize initialization of an array
3876 * expr.h (builtin_strncpy_read_str): New prototype.
3877 * builtins.c (builtin_strncpy_read_str): Remove prototype.
3880 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
3883 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
3884 field when initializing if_info structure.
3886 2007-08-24 Richard Guenther <rguenther@suse.de>
3888 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
3890 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
3891 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
3892 * tree-inline.c (inlinable_function_p): Fold in common parts of
3893 the cannot_inline_tree_fn langhook.
3894 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
3895 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
3896 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3897 cannot_inline_tree_fn langhook.
3898 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3899 cannot_inline_tree_fn member.
3901 2007-08-24 Richard Guenther <rguenther@suse.de>
3903 * expr.c (get_inner_reference): Do computation of bitoffset
3904 from offset in a way we can detect overflow reliably.
3906 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3908 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
3910 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3912 * config/bfin/bfin.opt (mfast-fp): Add.
3913 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
3914 libbffastfp override libgcc if -mfast-fp.
3915 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3916 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
3917 (Blackfin Options): Document -mfast-fp.
3919 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3921 PR tree-optimization/32573
3923 * tree-data-ref.c (initialize_data_dependence_relation): Clear
3924 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
3925 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
3926 (build_classic_dist_vector): Return false rather than true if
3927 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
3928 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
3929 returned false. Don't call save_dist_v before calling
3930 build_classic_dist_vector_1.
3931 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
3932 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
3933 DDR_DIR_VECTS vectors.
3935 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
3937 * configure.ac (leb128): Modify sed statement to work with any
3938 binutils version string.
3939 * configure: Regenerate
3941 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3943 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
3944 Wrap in RTX_CODE macro guard.
3945 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
3946 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
3947 arm_mark_dllimport, arm_pe_encode_section_info,
3948 arm_pe_unique_section): Use ISO-C function declarations.
3949 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
3950 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
3951 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
3953 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
3954 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
3956 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
3958 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
3959 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
3960 (register_move_cost): Use ISO-C function declarations.
3961 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
3962 * config/score/score-protos.h (score_declare_object): Add
3964 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
3966 * final.c (profile_function): Avoid empty if-bodies.
3969 * calls.c (must_pass_in_stack_var_size,
3970 must_pass_in_stack_var_size_or_pad): Constify.
3971 * config/alpha/alpha-protos.h (function_value): Likewise.
3972 * config/alpha/alpha.c (alpha_return_in_memory,
3973 alpha_pass_by_reference, function_value,
3974 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
3975 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3977 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
3978 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3979 TARGET_PROMOTE_PROTOTYPES): Likewise.
3980 * config/arm/arm-protos.h (arm_return_in_memory,
3981 arm_pad_arg_upward, arm_function_value): Likewise.
3982 * config/arm/arm.c (arm_pass_by_reference,
3983 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
3984 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3985 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
3987 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3988 * config/avr/avr-protos.h (avr_function_value): Likewise.
3989 * config/avr/avr.c (avr_return_in_memory,
3990 gas_output_limited_string, gas_output_ascii, avr_function_value,
3991 avr_return_in_memory): Likewise.
3992 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
3993 * config/bfin/bfin.c (bfin_pass_by_reference,
3994 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
3995 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
3997 * config/cris/cris.c (cris_pass_by_reference,
3998 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
3999 * config/crx/crx.c (crx_return_in_memory): Likewise.
4000 * config/darwin.c (function_base, machopic_function_base_name):
4002 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4003 TARGET_PROMOTE_PROTOTYPES): Likewise.
4004 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4005 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4006 * config/i386/i386-protos.h (ix86_return_in_memory,
4007 ix86_sol10_return_in_memory): Likewise.
4008 * config/i386/i386.c (ix86_function_value,
4009 ix86_function_sseregparm, ix86_must_pass_in_stack,
4010 type_natural_mode, classify_argument, examine_argument,
4011 construct_container, ix86_pass_by_reference, function_value_32,
4012 function_value_64, ix86_function_value_1, return_in_memory_32,
4013 return_in_memory_64, return_in_memory_ms_64,
4014 ix86_return_in_memory, ix86_sol10_return_in_memory,
4015 TARGET_PROMOTE_PROTOTYPES): Likewise.
4016 * config/ia64/ia64-protos.h (ia64_function_value,
4017 ia64_hpux_function_arg_padding): Likewise.
4018 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4019 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4020 ia64_hpux_function_arg_padding): Likewise.
4021 * config/iq2000/iq2000-protos.h (function_arg,
4022 iq2000_function_value): Likewise.
4023 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4024 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4025 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4026 function_arg, iq2000_function_value): Likewise.
4027 * config/m32c/m32c-protos.h (m32c_function_value,
4028 m32c_promote_function_return): Likewise.
4029 * config/m32c/m32c.c (m32c_pass_by_reference,
4030 m32c_promote_prototypes, m32c_promote_function_return,
4031 m32c_function_value): Likewise.
4032 * config/m32r/m32r.c (m32r_return_in_memory,
4033 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4034 m32r_in_small_data_p): Likewise.
4035 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4037 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4038 m68hc11_function_arg_padding): Likewise.
4039 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4040 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4041 m68k_function_value): Likewise.
4042 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4043 mcore_function_value): Likewise.
4044 * config/mcore/mcore.c (handle_structs_in_regs,
4045 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4046 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4047 mcore_num_arg_regs, mcore_function_value): Likewise.
4048 * config/mips/mips-protos.h (mips_pad_arg_upward,
4049 mips_function_value): Likewise.
4050 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4051 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4052 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4053 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4054 mips_function_value): Likewise.
4055 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4057 * config/mmix/mmix.c (mmix_pass_by_reference,
4058 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4059 mmix_encode_section_info): Likewise.
4060 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4062 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4063 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4064 mn10300_function_value): Likewise.
4065 * config/mt/mt-protos.h (mt_function_value): Likewise.
4066 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4067 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4068 * config/pa/pa-protos.h (function_arg_padding, function_value,
4069 pa_return_in_memory): Likewise.
4070 * config/pa/pa.c (pa_pass_by_reference,
4071 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4072 function_arg_padding, function_value, pa_return_in_memory):
4074 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4075 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4076 function_arg_padding): Likewise.
4077 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4078 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4079 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4080 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4081 function_arg_padding, altivec_expand_dst_builtin,
4082 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4083 altivec_init_builtins, rs6000_common_init_builtins,
4084 rs6000_function_value): Likewise.
4085 * s390/s390-protos.h (s390_function_value): Likewise.
4086 * config/s390/s390.c (s390_function_arg_size,
4087 s390_pass_by_reference, s390_return_in_memory,
4088 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4089 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4090 * config/score/score-protos.h (score_function_value): Likewise.
4091 * config/score/score.c (score_arg_partial_bytes,
4092 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4093 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4094 score_pass_by_reference, score_add_offset, score_function_value):
4096 * config/sh/sh-protos.h (sh_attr_renesas_p,
4097 sh_promote_prototypes): Likewise.
4098 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4099 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4100 sh_attr_renesas_p): Likewise.
4101 * config/sparc/sparc-protos.h (function_value,
4102 function_arg_padding): Likewise.
4103 * config/sparc/sparc.c (sparc_promote_prototypes,
4104 sparc_return_in_memory, sparc_pass_by_reference,
4105 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4106 function_arg_record_value_2, function_arg_record_value_1,
4107 function_arg_record_value, function_arg_record_value,
4108 function_arg_padding, function_value): Likewise.
4109 * config/spu/spu-protos.h (spu_function_value): Likewise.
4110 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4111 spu_function_value): Likewise.
4112 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4114 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4115 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4116 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4118 * config/v850/v850.c (v850_return_in_memory,
4119 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4120 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4121 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4122 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4123 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4125 * explow.c (promote_mode, hard_function_value): Likewise.
4126 * expr.h (hard_function_value, promote_mode): Likewise.
4127 * function.c (aggregate_value_p): Likewise.
4128 * hooks.c (hook_bool_const_tree_true): New.
4129 * hooks.h (hook_bool_const_tree_true): New.
4130 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4131 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4132 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4133 TARGET_RETURN_IN_MSB): Likewise.
4134 * target.h (promote_function_args, promote_function_return,
4135 promote_prototypes, return_in_memory, return_in_msb,
4136 pass_by_reference, must_pass_in_stack, callee_copies,
4137 function_value): Likewise.
4138 * targhooks.c (default_return_in_memory,
4139 hook_pass_by_reference_must_pass_in_stack,
4140 hook_callee_copies_named,
4141 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4142 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4143 default_function_value): Likewise.
4144 * targhooks.h (default_return_in_memory,
4145 hook_pass_by_reference_must_pass_in_stack,
4146 hook_callee_copies_named,
4147 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4148 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4149 default_function_value): Likewise.
4150 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4151 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4152 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4153 * tree.c (needs_to_live_in_memory): Likewise.
4154 * tree.h (struct tree_type, needs_to_live_in_memory,
4155 aggregate_value_p, must_pass_in_stack_var_size,
4156 must_pass_in_stack_var_size_or_pad): Likewise.
4157 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4158 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4159 lookup_filename): Likewise.
4161 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4164 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4165 fake fcomi i387 instruction for !TARGET_CMOVE.
4166 (ix86_expand_branch): Expand natural sequence with one jump for
4167 all targets, not only TARGET_CMOVE.
4168 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4169 pattern to implement fake fcomi sequence. Split instruction after
4170 reload to correct compare sequences.
4171 (*cmpfp_xf_cc): Ditto.
4172 (*cmpfp_<mode>_cc): Ditto.
4173 (*cmpfp_u_cc): Ditto.
4174 (*cmpfp_<mode>_cc): Ditto.
4176 2007-08-23 Richard Guenther <rguenther@suse.de>
4178 * tree-pretty-print.c (dump_generic_node): Annotate
4179 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4181 2007-08-23 Richard Guenther <rguenther@suse.de>
4183 * builtins.c (expand_builtin_mathfn): Wrap argument in
4184 save_expr directly instead of re-building the call.
4185 (expand_builtin_mathfn_2): Likewise.
4186 (expand_builtin_mathfn_3): Likewise.
4187 (expand_builtin_interclass_mathfn): Likewise.
4188 (expand_builtin_int_roundingfn): Set arg.
4189 (expand_builtin_int_roundingfn_2): Likewise.
4191 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4193 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4194 *sse_nand<mode>3, *sse_xor<mode>3): New.
4196 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4198 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4199 * config/i386/i386.c (print_operand): Handle ';' code. Output
4200 semicolon for TARGET_MACHO.
4201 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4202 emit semicolon after 'lock' prefix.
4203 (sync_double_compare_and_swap<mode>): Ditto.
4204 (*sync_double_compare_and_swapdi_pic): Ditto.
4205 (*sync_compare_and_swap_cc<mode>): Ditto.
4206 (sync_double_compare_and_swap_cc<mode>): Ditto.
4207 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4208 (sync_old_add<mode>): Ditto.
4209 (sync_add<mode>): Ditto.
4210 (sync_sub<mode>): Ditto.
4211 (sync_ior<mode>): Ditto.
4212 (sync_and<mode>): Ditto.
4213 (sync_xor<mode>): Ditto.
4215 2007-08-22 Chao-ying Fu <fu@mips.com>
4217 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4219 (copy_rtx): Handle CONST_FIXED.
4220 (rtx_equal_p): Likewise.
4221 * rtl.h (fixed_value.h): New include.
4222 (rtx_def): Add a new field of fixed_value to u.
4223 (XCNMPFV): Define for accessing fixed_value.
4224 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4226 * rtl.def (CONST_FIXED): New constant.
4227 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4228 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4229 US_ASHIFT): New codes.
4230 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4231 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4232 unsigned_fract_convert, unsigned_sat_fract): Document them.
4233 * varasm.c (assemble_integer): Extend to support fixed-point constants
4234 by using different machine classes.
4235 (decode_addr_const): Handle FIXED_CST.
4236 (const_hash_1): Likewise.
4237 (compare_constant): Likewise.
4238 (copy_constant): Likewise.
4239 (const_rtx_hash_1): Handle CONST_FIXED.
4240 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4241 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4243 (initializer_constant_valid_p): Handle FIXED_CST.
4244 (output_constant): Support FIXED_POINT_TYPE.
4245 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4246 * cse.c (hash_rtx): Support CONST_FIXED.
4247 (exp_equiv_p): Likewise.
4248 (cannon_reg): Likewise.
4249 (fold_rtx): Likewise.
4250 (equiv_constant): Likewise.
4251 (cse_process_notes_1): Likewise.
4252 (count_reg_usage): Likewise.
4253 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4254 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4255 (wrap_constant): Check CONST_FIXED.
4256 (cselib_hash_rtx): Support CONST_FIXED.
4257 (cselib_subst_to_values): Likewise.
4258 * df-scan.c (df_uses_record): Likewise.
4259 * gcse.c (want_to_gcse_p): Likewise.
4260 (oprs_unchanged_p): Likewise.
4261 (oprs_not_set_p): Likewise.
4262 (compute_transp): Likewise.
4263 (extract_mentioned_regs_helper): Likewise.
4264 * genemit.c (gen_exp): Likewise.
4265 * local-alloc.c (equiv_init_varies_p): Likewise.
4266 (contains_replace_regs): Likewise.
4267 (memref_referenced_p): Likewise.
4268 * loop-invariant.c (check_maybe_invariant): Likewise.
4269 (hash_invariant_expr_1): Likewise.
4270 (invariant_expr_equal_p): Likewise.
4271 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4272 * regclass.c (reg_scan_mark_refs): Likewise.
4273 * regrename.c (scan_rtx): Likewise.
4274 * resource.c (mark_referenced_resources): Likewise.
4275 (mark_set_resources): Likewise.
4276 * rtlanal.c (rtx_unstable_p): Likewise.
4277 (rtx_varies_p): Likewise.
4278 (count_occurrences): Likewise.
4279 (reg_mentioned_p): Likewise.
4280 (modified_between_p): Likewise.
4281 (modified_in_p): Likewise.
4282 (volatile_insn_p): Likewise.
4283 (volatile_refs_p): Likewise.
4284 (side_effects_p): Likewise.
4285 (may_trap_p_1): Likewise.
4286 (inequality_comparisons_p): Likewise.
4287 (computed_jump_p_1): Likewise.
4288 (commutative_operand_precedence): Likewise.
4289 * sched-deps.c (sched_analyze_2): Likewise.
4290 * sched-vis.c (print_value): Likewise.
4291 * reload.c (operands_match_p): Likewise.
4292 (subst_reg_equivs): Likewise.
4293 * reload1.c (eliminate_regs_1): Likewise.
4294 (elimination_effects): Likewise.
4295 (scan_paradoxical_subregs): Likewise.
4296 * alias.c (rtx_equal_for_memref_p): Likewise.
4297 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4298 * emit-rtl.c (const_fixed_htab): New hash table.
4299 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4301 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4302 const_fixed_from_fixed_value): New functions.
4303 (verify_rtx_sharing): Handle CONST_FIXED.
4304 (copy_rtx_if_shared_1): Likewise.
4305 (reset_used_flags): Likewise.
4306 (set_used_flags): Likewise.
4307 (copy_insn_1): Likewise.
4308 (init_emit_once): Create const_fixed_htab.
4309 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4311 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4313 PR tree-optimization/32949
4314 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4315 before failing for ivs with non-constant step.
4317 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4319 * doc/md.texi (Iterators): Renamed from Macros. All contents
4320 changed to reflect rename of respectively define_code_macro and
4321 define_mode_macro to define_code_iterator and define_mode_iterator.
4322 (Mode Iterators, Code Iterators): Similar.
4323 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4324 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4325 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4326 (initialize_iterators, find_iterator, check_code_iterator)
4327 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4328 (read_mapping, read_rtx_1): Similar.
4329 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4330 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4331 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4332 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4333 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4334 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4335 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4336 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4337 config/rs6000/sync.md, config/rs6000/rs6000.md,
4338 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4339 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4340 config/vax/vax.md, config/bfin/bfin.md: Similar.
4342 2007-08-22 David Daney <ddaney@avtrex.com>
4344 * doc/install.texi (Testing): Mention testing on a simulator.
4346 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4348 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4350 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4351 and rearrange floating point conversion functions into different
4354 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4356 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4357 dfa_post_advance_cycle): New scheduler hooks.
4358 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4359 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4361 (TARGET_SCHED): Use them.
4362 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4363 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4364 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4366 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4367 function to facilitate debugging.
4368 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4369 (output_insn_has_dfa_reservation_p): New static function to output
4370 insn_has_dfa_reservation_p ().
4371 (write_automata): Use it.
4372 * genattr.c (main): Output declaration for
4373 insn_has_dfa_reservation_p ().
4375 2007-08-22 Christian Bruel <christian.bruel@st.com>
4376 Richard Guenther <rguenther@suse.de>
4378 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4379 * simplify_rtx (simplify_binary_operation_1): Likewise.
4381 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4383 PR rtl-optimization/32557
4384 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4385 of REGNO (mws->mw_reg).
4387 2007-08-22 Richard Guenther <rguenther@suse.de>
4390 * builtins.c (expand_builtin_int_roundingfn): Replace call
4391 argument wrapped with SAVE_EXPR directly.
4392 (expand_builtin_int_roundingfn_2): Likewise.
4394 2007-08-22 Richard Guenther <rguenther@suse.de>
4396 * tree-inline.c (inlinable_function_p): Restore disregarding
4397 inline limits for GNU extern inline functions.
4399 2007-08-22 Richard Guenther <rguenther@suse.de>
4402 * tree.c (host_integerp): Treat sizetype as signed as it is
4405 2007-08-21 Ian Lance Taylor <iant@google.com>
4407 PR tree-optimization/33134
4408 * tree-vrp.c (adjust_range_with_scev): Call
4409 set_value_range_to_value.
4411 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4413 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4416 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4418 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4421 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4423 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4424 cases to set eight bytes at a time.
4425 (expand_block_move): Likewise.
4427 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4430 * dwarf2out.c (gen_decl_die): Don't call
4431 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4433 2007-08-21 Paul Brook <paul@codesourcery.com>
4434 Nathan Sidwell <nathan@codesourcery.com>
4435 Mark Mitchell <mark@codesourcery.com>
4436 Joseph Myers <joseph@codesourcery.com>
4438 * configure.ac: Add --with-pkgversion and --with-bugurl.
4439 * configure: Regenerate.
4440 * doc/install.texi: Document them.
4441 * version.c (version_string): Remove VERSUFFIX.
4442 (VERSUFFIX): Remove.
4443 (pkgversion_string): New.
4444 (bug_report_url): Do not hard-code initializer.
4445 * version.h (pkgversion_string): Declare.
4446 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4448 (version.o): Define PKGVERSION and BUGURL.
4449 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4450 (%.pod): Define BUGURL.
4451 * gcc.c (process_command, main): Use pkgversion_string.
4452 * toplev.c (compile_file, print_version): Likewise.
4453 * protoize.c (main): Likewise.
4454 * gcov.c (print_version): Likewise. Update copyright date.
4455 * gcov-dump.c (print_version): Likewise. Update copyright date.
4456 * mips-tdump.c (main): Likewise. Update copyright date.
4457 * mips-tfile.c (main): Likewise. Update copyright date.
4458 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4459 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4460 shorten description.
4461 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4462 * doc/gccint.texi: Likewise.
4463 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4464 Update copyright date.
4466 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4468 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4469 (ix86_expand_strlensi_unroll_1): Ditto.
4470 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4471 (ix86_expand_carry_flag_compare): Update comment.
4473 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4476 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4477 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4479 2007-08-21 Richard Guenther <rguenther@suse.de>
4481 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4483 2007-08-21 Richard Guenther <rguenther@suse.de>
4486 * fold-const.c (fold_binary): Remove index +p PTR folding.
4487 Fix types of POINTER_PLUS_EXPR generated by folding of
4490 2007-08-20 Chao-ying Fu <fu@mips.com>
4492 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4493 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4494 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4495 (c_common_fixed_point_type_for_size): Declare.
4496 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4497 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4498 (c_token_starts_declspecs): Likewise.
4499 (c_parser_declspecs): Likewise.
4500 (c_parser_attributes): Likewise.
4501 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4502 (c_declspecs): Add saturating_p.
4503 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4504 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4505 _Sat. Handle RID_SAT.
4506 Avoid using void, bool, char, int, float, double, _Decimal32,
4507 _Decimal64, _Decimal128, and complex with _Sat.
4508 Handle RID_FRACT and RID_ACCUM.
4509 Make sure _Sat is used with _Fract or _Accum.
4510 (finish_declspecs): Handle cts_fract and cts_accum.
4511 * c-common.c (fixed-value.h): New include.
4512 (constant_expression_warning): Handle FIXED_CST.
4513 (overflow_warning): Likewise.
4514 (warnings_for_convert_and_check): Likewise.
4515 (c_common_fixed_point_type_for_size): New.
4516 (c_common_type_for_mode): Handle fixed-point modes to
4517 return various saturating/non-saturating, signed/unsigned types.
4518 (c_common_signed_or_unsigned_type): Support fixed-point types.
4519 (shorten_compare): Check fixed-point zero.
4520 Handle FIXED_POINT_TYPE.
4521 (c_common_truthvalue_conversion): Handle FIXED_CST.
4522 Handle FIXED_POINT_TYPE.
4523 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4525 (handle_mode_attribute): Handle fixed-point modes. Need to check
4526 if the signness of base type and fixed-point modes are consistent.
4527 (handle_vector_size_attribute): Handle fixed-point modes.
4528 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4529 (warn_for_div_by_zero): Check fixed-point zero.
4530 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
4531 a common fixed-point type based on fbit, ibit, sign, and saturation.
4532 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
4533 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
4534 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
4535 (convert_for_assignment): Support FIXED_POINT_TYPE.
4536 (digest_init): Handle FIXED_POINT_TYPE.
4537 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
4538 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4539 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
4540 GE_EXPR, LT_EXPR, GT_EXPR.
4541 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
4542 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
4543 * target.h (gcc_target): Add fixed_point_supported_p.
4544 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
4545 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
4546 (default_fixed_point_supported_p): Define.
4547 * targhooks.h (default_fixed_point_supported_p): Declare.
4548 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
4549 * doc/install.texi (Configuration): Add --enable-fixed-point.
4550 * configure.ac (--enable-fixed-point): New to enable fixed-point
4551 arithmetic extension to C. For mips targets, we enable it by default.
4552 * configure, config.in: Regenerate.
4554 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
4556 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
4558 2007-08-20 David Edelsohn <edelsohn@gnu.org>
4560 * dwarf2out.c (text_section_used): Move declaration outside ifdef
4561 DWARF2_DEBUGGING_INFO.
4562 (cold_text_section_used): Same.
4563 (cold_text_section): Same.
4565 2007-08-20 Richard Guenther <rguenther@suse.de>
4567 * c-typeck.c (convert_for_assignment): Use the type of
4568 the member for the initialization.
4570 2007-08-20 Richard Guenther <rguenther@suse.de>
4572 * c-objc-common.c (c_disregard_inline_limits): Remove.
4573 * c-objc-common.h (c_disregard_inline_limits): Likewise.
4574 * cgraphunit.c (cgraph_process_new_functions): Call
4575 disregard_inline_limits_p.
4576 (cgraph_preserve_function_body_p): Likewise.
4577 * ipa-inline.c (compute_inline_parameters): Likewise.
4578 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
4580 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
4581 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4582 disregard_inline_limits langhook.
4583 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4585 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4586 disregard_inline_limits langhook.
4587 * tree-inline.c (disregard_inline_limits_p): New function.
4588 * tree-inline.h (disregard_inline_limits_p): Declare.
4590 2007-08-20 Richard Guenther <rguenther@suse.de>
4592 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4593 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
4594 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4595 auto_var_in_fn_p langhook.
4596 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
4598 * tree.c (auto_var_in_fn_p): ... here.
4599 (find_var_from_fn): Call auto_var_in_fn_p directly.
4600 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4601 auto_var_in_fn_p langhook.
4602 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
4603 (copy_body_r): Likewise.
4604 (self_inlining_addr_expr): Likewise.
4605 * tree.h (auto_var_in_fn_p): Declare.
4607 2007-08-20 Richard Guenther <rguenther@suse.de>
4609 * tree.c (WALK_SUBTREE): Call walk_tree_1.
4610 (walk_type_fields): Take lh parameter.
4611 (walk_tree): Rename to ...
4612 (walk_tree_1): ... this. Do not call the walk_subtrees
4613 langhook but the now passed callback. Pass lh on recursion.
4614 (walk_tree_without_duplicates): Rename to ...
4615 (walk_tree_without_duplicates_1): ... this. Take lh parameter
4616 and call walk_tree_1.
4617 * tree.h (walk_tree_lh): New typedef.
4618 (walk_tree_1): Declare.
4619 (walk_tree_without_duplicates_1): Likewise.
4620 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
4621 (walk_tree_without_duplicates): New define to
4622 walk_tree_without_duplicates_1 with NULL lh parameter.
4623 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
4624 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
4626 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
4627 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
4628 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
4631 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4634 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
4635 code in front of the compacting of basic blocks.
4636 Move the folding of statements inbetween the cgraph checking
4637 and compacting of basic blocks.
4639 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4640 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4643 * config/alpha/alpha.c (va_list_skip_additions): Check for
4644 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
4645 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
4646 PLUS_EXPR when checking ap.__base.
4647 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
4648 when doing addition on pointer types. Use size_int instead of
4650 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
4651 ptr_type in the second operand.
4653 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4656 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
4658 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4661 * cfgexpand.c (expand_one_register_var): Mark pointer
4662 DECL_ARTIFICIAL as REG_POINTER also.
4663 * stmt.c (expand_decl): Likewise.
4665 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
4672 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
4673 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
4674 on_worklist argument and avoid adding things to worklist multiple
4676 (add_to_worklist): Ditto.
4677 (mark_aliases_call_clobbered): Mark entire structure clobbered if
4678 single SFT is clobbered.
4679 (set_initial_properties): Ditto.
4680 (compute_call_clobbered): Update for changes to function
4682 (create_overlap_variables_for): Always create SFT for offset 0.
4683 (create_structure_vars): Handle PHI's, since we are in SSA form at
4685 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
4686 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
4688 (add_vars_for_offset): Figure out aliases from access + points-to.
4689 (add_virtual_operand): Use add_vars-for_offset.
4690 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
4691 (add_call_clobber_ops): Remove makes_clobbering_call set.
4692 (get_expr_operands): Always pass through the INDIRECT_REF
4694 * tree-ssa-structalias.c (struct constraint_graph): Remove
4696 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
4697 address_taken, pt_used, number_incoming.
4698 (FIRST_ADDR_NODE): Removed.
4699 (merge_graph_nodes): Remove broken code for the moment.
4700 (init_graph): New function.
4701 (build_pred_graph): Remove code to init_graph.
4702 Add location equivalence support.
4703 (struct scc_info): Rename roots to deleted.
4705 (init_scc_info): Ditto
4706 (init_topo_info): Use graph->size.
4707 (compute_topo_order): Ditto.
4708 (do_da_constraint): Removed.
4709 (do_sd_constraint): Remove calls to find().
4710 set_union_with_increment should always get 0 as last arg here.
4711 (do_complex_constraint): Replace do_da_constraint with assert.
4713 (struct equiv_class_label): New.
4714 (pointer_equiv_class_table): Ditto.
4715 (location_equiv_class_table): Ditto.
4716 (equiv_class_label_hash): Ditto.
4717 (equiv_class_label_eq): Ditto
4718 (equiv_class_lookup): Ditto.
4719 (equiv_class_ladd): Ditto.
4720 (pointer_equiv_class): Ditto.
4721 (location_equiv_class): Ditto.
4722 (condense_visit): Rename and rewrite from label_visit to do only
4723 SCC related stuff for HU.
4724 (label_visit): Do HU work for HU.
4725 (perform_var_substitution): Update to do HU and location
4727 (free_var_substitution_info): Update to free HU and location
4728 equivalence structures. */
4729 (find_equivalent_node): Update for pointer but not location
4731 (unite_pointer_equivalences): New function.
4732 (move_complex_constraints): Rewrite to only do moving.
4733 (rewrite_constraints): Split out of move_complex_constraints.
4734 (solve_graph): Use graph->size.
4735 (process_constraint_1): Add from_call argument, use it.
4736 Split *a = &b into two constraints.
4737 (process_constraint): Use new process_constraint_1.
4738 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
4739 (get_constraint_for): Handle non-pointer integers properly.
4740 Remove code that used to handle structures.
4741 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
4742 with unknown addends.
4743 (handle_rhs_call): New function.
4744 (find_func_aliases): Use handle_rhs_call.
4745 (set_uids_in_ptset): Add an assert.
4746 (set_used_smts): Fix bug in not considering unified vars.
4747 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
4748 (compute_points_to_sets): Update for other function changes.
4749 (delete_points_to_sets): Ditto.
4750 (ipa_pta_execute): Ditto.
4751 (pass_ipa_pta): We need to update SSA after ipa_pta.
4753 2007-08-19 Jan Hubicka <jh@suse.cz>
4755 * i386.md: Replace "rim" and "mri" constraints by "g".
4757 2007-08-19 Joseph Myers <joseph@codesourcery.com>
4759 * dwarf2out.c (text_section_used, cold_text_section_used,
4760 cold_text_section, dwarf2out_note_section_used): New.
4761 (dwarf2out_init): Initialize cold_text_section.
4762 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
4763 dwarf2out_note_section_used.
4764 (size_of_aranges): Only count entry for text section if it was
4765 used. Count entry for cold text section if it was used.
4766 (output_aranges): Only output entries for text section and cold
4767 text section if they were used.
4769 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4771 * tree-pretty-print.c (debug_generic_expr): Add a comment about
4773 (debug_generic_stmt): Likewise.
4774 (debug_tree_chain): Likewise.
4776 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4778 * tree-data-refs.c (split_constant_offset): Expose.
4779 * tree-data-refs.h (split_constant_offset): Add declaration.
4781 * tree-vectorizer.h (dr_alignment_support): Renamed
4782 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
4783 Added a new value dr_explicit_realign.
4784 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
4785 dr_offset, dr_step, and dr_aligned_to, along with new access
4786 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
4787 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
4788 STMT_VINFO_DR_ALIGNED_TO.
4790 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
4792 In case of outer-loop vectorization with non-fixed misalignment - use
4793 the dr_explicit_realign scheme instead of the optimized realignment
4795 (new_stmt_vec_info): Initialize new fields.
4797 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
4798 'nested_in_vect_loop' case. Change verbosity level.
4799 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
4800 Don't fail on zero step in the outer-loop for loads.
4801 (vect_analyze_data_refs): Call split_constant_offset to calculate
4802 base, offset and init relative to the outer-loop.
4804 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
4805 BSI function argument with a new function argument - at_loop.
4806 Simplify the condition that determines STEP. Takes additional argument
4807 INV_P. Support outer-loop vectorization (handle the
4808 nested_in_vect_loop case), including zero step in the outer-loop. Call
4809 vect_create_addr_base_for_vector_ref with additional argument.
4810 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
4811 Updated function documentation. Handle the 'nested_in_vect_loop' case.
4812 Fixed and simplified calculation of step.
4813 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
4814 of bsi, and with additional argument. Call bump_vector_ptr with
4815 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
4816 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
4817 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
4818 when the realignment setup needs to take place inside the loop.
4819 Support the dr_explicit_realign scheme. Allow generating the optimized
4820 realignment scheme for outer-loop vectorization. Added documentation.
4821 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
4822 the 'nested_in_vect_loop' case, including loads that are invariant in
4823 the outer-loop and the realignment schemes. Handle the case when the
4824 realignment setup needs to take place inside the loop. Call
4825 vect_setup_realignment with additional arguments. Call
4826 vect_create_data_ref_ptr with additional argument and with loop instead
4827 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
4828 (vect_gen_niters_for_prolog_loop): Call
4829 vect_create_addr_base_for_vector_ref with additional arguments.
4830 (vect_create_cond_for_align_checks): Likewise.
4831 (bump_vector_ptr): Updated to support the new dr_explicit_realign
4832 scheme: takes additional argument bump; argument ptr_incr is now
4833 optional; updated documentation.
4834 (vect_init_vector): Takes additional argument (bsi). Use it, if
4835 available, to insert the vector initialization.
4836 (get_initial_def_for_induction): Pass additional argument in call to
4838 (vect_get_vec_def_for_operand): Likewise.
4839 (vect_setup_realignment): Likewise.
4840 (vectorizable_load): Likewise.
4842 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4844 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
4845 as argument instead of struct loop.
4846 (nested_in_vect_loop_p): New function.
4847 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
4849 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
4850 from other phis in the loop.
4851 (destroy_loop_vec_info): Add additional argument to declaration.
4853 * tree-vectorizer.c (supportable_widening_operation): Also check if
4854 nested_in_vect_loop_p (don't allow changing the order in this case).
4855 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
4856 of struct loop. Call nested_in_vect_loop_p and don't require
4857 flag_unsafe_math_optimizations if it returns true.
4858 (new_stmt_vec_info): When setting def_type for phis differentiate
4859 loop-header phis from other phis.
4860 (bb_in_loop_p): New function.
4861 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
4862 just update their loop_vinfo. Order of BB traversal now matters -
4863 call dfs_enumerate_from with bb_in_loop_p.
4864 (destroy_loop_vec_info): Takes additional argument to control whether
4865 stmt_vinfo of the loop stmts should be destroyed as well.
4866 (vect_is_simple_reduction): Allow the "non-reduction" use of a
4867 reduction stmt to be defines by a non loop-header phi.
4868 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
4870 * tree-vect-transform.c (vectorizable_reduction): Call
4871 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
4872 (vectorizable_call): Likewise.
4873 (vectorizable_conversion): Likewise.
4874 (vectorizable_operation): Likewise.
4875 (vectorizable_type_promotion): Likewise.
4876 (vectorizable_type_demotion): Likewise.
4877 (vectorizable_store): Likewise.
4878 (vectorizable_live_operation): Likewise.
4879 (vectorizable_reduction): Likewise. Also pass loop_info to
4880 vect_is_simple_reduction instead of loop.
4881 (vect_init_vector): Call nested_in_vect_loop_p.
4882 (get_initial_def_for_reduction): Likewise.
4883 (vect_create_epilog_for_reduction): Likewise.
4884 (vect_init_vector): Check which loop to work with, in case there's an
4886 (get_initial_def_for_inducion): Extend to handle outer-loop
4887 vectorization. Fix indentation.
4888 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
4889 In the case vect_induction_def get the vector def from the induction
4890 phi node, instead of calling get_initial_def_for_inducion.
4891 (get_initial_def_for_reduction): Extend to handle outer-loop
4893 (vect_create_epilog_for_reduction): Extend to handle outer-loop
4895 (vect_transform_loop): Change assert to just skip this case. Add a
4897 (vect_finish_stmt_generation): Add a couple asserts.
4899 (vect_estimate_min_profitable_iters): Multiply
4900 cost of inner-loop stmts (in outer-loop vectorization) by estimated
4902 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
4903 this is an inner-loop reduction in outer-loop vectorization.
4905 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
4906 Same code as what used to be vect_analyze_scalar_cycles, only with
4907 additional argument loop, and loop_info passed to
4908 vect_is_simple_reduction instead of loop.
4909 (vect_analyze_scalar_cycles): Code factored out into
4910 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
4911 Updated documentation.
4912 (analyze_operations): Check for inner-loop loop-closed exit-phis during
4913 outer-loop vectorization that are live or not used in the outerloop,
4914 cause this requires special handling.
4915 (vect_enhance_data_refs_alignment): Don't consider versioning for
4917 (vect_analyze_data_refs): Check that there are no datarefs in the
4919 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
4920 and vect_used_in_outer_by_reduction cases.
4921 (process_use): Also consider the case of outer-loop stmt defining an
4922 inner-loop stmt and vice versa.
4923 (vect_analyze_loop_1): New function.
4924 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
4925 loops. Call vect_analyze_loop_1.
4926 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
4927 been vectorized. Call destroy_loop_vec_info with additional argument.
4929 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
4930 in the inner-loop when doing outer-loop vectorization. Add
4931 documentation and printout.
4932 (vect_recog_dot_prod_pattern): Likewise. Also add check for
4933 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
4935 2007-08-18 Andrew Pinski <pinskia@gmail.com>
4937 * tree-affine.h (print_aff): New prototype.
4938 (debug_aff): Likewise.
4939 * tree-affine.c (print_aff): New function.
4940 (debug_aff): Likewise.
4942 2007-08-18 Paul Brook <paul@codesourcery.com>
4943 Joseph Myers <joseph@codesourcery.com>
4945 * common.opt (-fdebug-prefix-map=): New option.
4946 * opts.c: Include debug.h.
4947 (common_handle_option): Handle -fdebug-prefix-map.
4948 * final.c: Include ggc.h.
4949 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
4950 remap_debug_filename): New.
4951 * Makefile.in (final.o, opts.o): Update dependencies.
4952 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
4953 * configure.ac: Check for assembler --debug-prefix-map support.
4954 * configure, config.in: Regenerate.
4955 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
4956 (ASM_DEBUG_SPEC): Include ASM_MAP.
4957 * doc/install.texi (--with-debug-prefix-map): Document.
4958 * doc/invoke.texi (-fdebug-prefix-map): Document.
4959 * dbxout.c (dbxout_init, dbxout_start_source_file,
4960 dbxout_source_file): Call remap_debug_filename.
4961 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
4962 dwarf2out_start_source_file, dwarf2out_finish): Call
4963 remap_debug_filename.
4964 (file_table_relative_p): Do not check d->emitted_number.
4965 * toplev.c (output_file_directive): Call remap_debug_filename.
4966 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
4967 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
4969 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4971 * loop-invariant.c (find_invariants_to_move): Add missing macro
4974 2007-08-17 Tom Tromey <tromey@redhat.com>
4976 * tree.h (struct tree_label_decl): Removed old "java" fields.
4978 2007-08-17 Richard Sandiford <richard@codesourcery.com>
4979 Nigel Stephens <nigel@mips.com>
4981 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
4982 Treat -mno-data-in-code and -mcode-xonly as aliases for
4983 -mcode-readable=no and -mcode-readable=pcrel respectively.
4984 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
4985 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
4986 (MULTILIB_DIRNAMES): Update accordingly.
4988 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
4990 * Makefile.in (version.o): Depend on $(REVISION) only if
4991 REVISION_s is defined.
4993 2007-08-17 Sa Liu <saliu@de.ibm.com>
4994 Ulrich Weigand <uweigand@de.ibm.com>
4997 * tree.c (reconstruct_complex_type): For a pointer to a vector,
4998 use build_qualified_type to retain qualifiers of the base type.
5000 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5002 * config/score/score.md : Update pattern tablejump.
5003 * config/score/score.c : Update score_initialize_trampoline
5005 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5006 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5007 * doc/contrib.texi: Add my entry.
5009 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5011 * Makefile.in (REVISION): New.
5014 (version.o): Also depend on $(REVISION). Add
5015 -DREVISION=$(REVISION_s).
5017 * version.c (version_string): Add REVISION.
5019 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5021 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5022 of GOTO that's relocated to a different block.
5024 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5026 * c-common.c (const_strip_array_types): New.
5027 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5028 (const_strip_array_types): New.
5029 * c-objc-common.c (c_disregard_inline_limits,
5030 c_warn_unused_global_decl): Constify.
5031 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5032 c_vla_type_p, c_incomplete_type_error): Likewise.
5033 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5034 * hooks.c (hook_bool_const_tree_false): New.
5035 * hooks.h (hook_bool_const_tree_false): Likewise.
5036 * langhooks-def.h (lhd_warn_unused_global_decl,
5037 lhd_incomplete_type_error, lhd_expr_size,
5038 lhd_tree_inlining_disregard_inline_limits,
5039 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5040 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5041 * langhooks.c (lhd_warn_unused_global_decl,
5042 lhd_incomplete_type_error,
5043 lhd_tree_inlining_disregard_inline_limits,
5044 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5045 lhd_expr_size): Likewise.
5046 * langhooks.h (lang_hooks_for_tree_inlining,
5047 lang_hooks_for_tree_dump, lang_hooks_for_types,
5048 lang_hooks_for_decls, lang_hooks): Likewise.
5049 * pointer-set.c (pointer_set_t, pointer_set_create,
5050 pointer_set_contains, insert_aux, pointer_set_insert,
5051 pointer_set_traverse, pointer_map_t, pointer_map_create,
5052 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5054 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5055 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5056 pointer_map_traverse): Likewise.
5057 * predict.c (assert_is_empty): Likewise.
5058 * tree-affine.c (free_name_expansion): Likewise.
5059 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5060 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5061 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5063 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5065 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5067 (destroy_loop_vec_info): Add call to VEC_free.
5068 * tree-vectorizer.h (may_alias_ddrs): Define.
5069 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5070 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5071 Change reporting to dump.
5072 (vect_is_duplicate_ddr): New.
5073 (vect_mark_for_runtime_alias_test): New.
5074 (vect_analyze_data_ref_dependences) Add call to
5075 vect_mark_for_runtime_alias_test.
5076 (vect_enhance_data_refs_alignment): Define local variable
5077 vect_versioning_for_alias_required, don't perform
5078 peeling for alignment if versioning for alias is
5080 (vect_enhance_data_refs_alignment): Use
5081 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5082 PARAM_VECT_MAX_VERSION_CHECKS.
5083 * tree-vect-transform.c
5084 (vect_create_cond_for_alias_checks): New.
5085 (vect_transform_loop): Add call to
5086 vect_create_cond_for_alias_checks.
5087 (vect_vfa_segment_size): New.
5088 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5090 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5091 * gcc/doc/invoke.texi
5092 (vect-max-version-for-alignment-checks): Document.
5093 (vect-max-version-for-alias-checks): Document.
5094 (vect-max-version-checks): Remove.
5096 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5098 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5099 the same line as the instruction for all asm dialects.
5100 (*rep_movsi): Ditto.
5101 (*rep_movsi_rex64): Ditto.
5102 (*rep_movqi): Ditto.
5103 (*rep_movqi_rex64): Ditto.
5104 (*rep_stosdi_rex64): Ditto.
5105 (*rep_stossi): Ditto.
5106 (*rep_stossi_rex64): Ditto.
5107 (*rep_stosqi): Ditto.
5108 (*rep_stosqi_rex64): Ditto.
5109 (*cmpstrnqi_nz_1): Ditto.
5110 (*cmpstrnqi_nz_rex_1): Ditto.
5111 (*cmpstrnqi_1): Ditto.
5112 (*cmpstrnqi_rex_1): Ditto.
5113 (*strlenqi_1): Ditto.
5114 (*strlenqi_rex_1): Ditto.
5115 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5116 prefix on the same line as the instruction for all asm dialects.
5117 (sync_double_compare_and_swap<mode>): Ditto.
5118 (*sync_double_compare_and_swapdi_pic): Ditto.
5119 (*sync_compare_and_swap_cc<mode>): Ditto.
5120 (sync_double_compare_and_swap_cc<mode>): Ditto.
5121 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5122 (sync_old_add<mode>): Ditto.
5123 (sync_add<mode>): Ditto.
5124 (sync_sub<mode>): Ditto.
5125 (sync_ior<mode>): Ditto.
5126 (sync_and<mode>): Ditto.
5127 (sync_xor<mode>): Ditto.
5129 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5132 * reload.c (find_reloads): Check that the memory returned by
5133 find_reloads_toplev was not the result of forcing a constant
5135 (find_reloads_toplev): Always use simplify_gen_subreg to get
5136 the subreg of a constant. If the result is also a constant,
5137 but not a legitimate one, force it into the constant pool
5138 and reload its address.
5140 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5142 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5145 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5147 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5148 directive for the current vector ABI.
5150 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5153 * caller-save.c (reg_save_code): Set invalide status on restore code.
5155 2007-08-15 Diego Novillo <dnovillo@google.com>
5157 * tree-ssa-alias.c (compute_memory_partitions): Use
5158 alias_bitmap_obstack to allocate bitmaps.
5159 (reset_alias_info): Factor out of init_alias_info.
5160 Mark all name tags not associated to an SSA name for renaming.
5161 (init_alias_info): Call it.
5162 (create_name_tags): Tidy. Add comments.
5163 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5165 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5167 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5168 scheduler dependencies.
5170 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5172 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5174 (*iorsi_1_zext): Likewise.
5175 (*iorsi_1_zext_imm): Likewise.
5176 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5177 with "rm"/"xm" constraint.
5178 (sse2_vmsqrtv2df2): Likewise.
5180 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5183 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5186 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5188 * tree-pass.h (PROP_pta): Removed.
5189 (TODO_rebuild_alias): New.
5190 (pass_may_alias): Removed.
5191 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5192 aliasing if we changed something.
5193 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5195 (pass_may_alias): Removed.
5196 (create_structure_vars): Return TODO_rebuild_alias.
5197 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5198 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5200 (tree_sra_early): We never affect aliasing right now.
5201 * tree-flow.h (compute_may_aliases): New prototype.
5202 * passes.c: Remove pass_may_alias from the passes.
5203 (execute_function_todo): Support TODO_rebuild_alias.
5205 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5207 * i386.c: (legitimize_address): Move dllimported variable check
5208 infront of legitimizing pic address of CONST symbols.
5210 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5212 PR tree-optimization/32941
5213 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5214 (goto_queue_cmp): Remove.
5215 (find_goto_replacement): Change search method.
5216 (maybe_record_in_goto_queue): Add assert.
5217 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5218 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5220 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5222 * alias.c (component_uses_parent_alias_set): Constify.
5223 * alias.h (component_uses_parent_alias_set): Likewise.
5224 * cfgrtl.c (print_rtl_with_bb): Likewise.
5225 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5226 mpz_get_double_int): Likewise.
5227 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5228 mpz_get_double_int): Likewise.
5229 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5230 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5232 * expr.h (safe_from_p): Likewise.
5233 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5235 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5236 zero_sized_type, goa_lhs_expr_p): Likewise.
5237 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5238 * rtl.h (print_rtl_with_bb): Likewise.
5239 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5240 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5241 * tree-flow-inline.h (bb_stmt_list): Constify.
5242 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5244 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5245 const_first_stmt, const_last_stmt): New.
5246 (block_may_fallthru, empty_block_p): Constify.
5247 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5248 EXPR_ONLY_BODY): New.
5249 (expr_first, expr_last, expr_only): Use macro for body.
5250 (const_expr_first, const_expr_last, const_expr_only): New.
5251 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5252 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5253 ctsi_prev, ctsi_stmt): New.
5254 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5255 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5256 * tree-ssa-loop-niter.c (loop_only_exit_p,
5257 derive_constant_upper_bound): Likewise.
5258 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5259 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5260 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5261 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5262 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5263 * tree.c (get_type_static_bounds): Likewise.
5264 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5265 (get_type_static_bounds): Constify.
5267 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5270 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5271 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5272 (*<addsub><mode>3_cc_overflow): New.
5273 (*add<mode>3_cconly_overflow): New.
5274 (*sub<mode>3_cconly_overflow): New.
5275 (*<addsub>si3_zext_cc_overflow): New.
5276 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5277 CCCmode for LTU, GTU, LEU and GEU.
5278 (ix86_comparison_operator): Likewise.
5279 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5280 * config/i386/i386.c (put_condition_code): Support CCCmode.
5281 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5282 or MINUS expressions.
5284 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5287 * c-typeck.c (build_binary_op): Disallow vector float types with
5288 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5290 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5292 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5293 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5294 (dep_def): New typedef.
5295 (init_dep_1, sd_debug_dep): Declare functions.
5296 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5297 (debug_dep_links): Remove.
5298 (struct _deps_list): New field 'n_links'.
5299 (DEPS_LIST_N_LINKS): New macro.
5300 (FOR_EACH_DEP_LINK): Remove.
5301 (create_deps_list, free_deps_list, delete_deps_list): Remove
5303 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5304 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5305 (copy_deps_list_change_con, move_dep_link): Ditto.
5306 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5307 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5309 (INSN_BACK_DEPS): Remove.
5310 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5312 (INSN_DEP_COUNT): Remove.
5313 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5314 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5315 Declare global variables.
5316 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5317 (add_forw_dep, compute_forward_dependences): Remove declarations.
5318 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5319 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5320 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5322 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5324 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5325 (sd_list_types_def): New typedef.
5326 (sd_next_list): Declare function.
5327 (struct _sd_iterator): New type.
5328 (sd_iterator_def): New typedef.
5329 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5331 (FOR_EACH_DEP): New cycle wrapper.
5332 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5334 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5335 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5338 * sched-deps.c (init_dep_1): Make global.
5339 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5341 (dump_dep): New static function.
5342 (dump_dep_flags): New static variable.
5343 (sd_debug_dep): New function.
5344 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5346 (move_dep_link): Use remove_from_deps_list (), instead of
5348 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5349 (dep_link_is_detached_p): New static function.
5350 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5352 (dn_pool, dl_pool): New alloc_pools.
5353 (dn_pool_diff, dl_pool_diff): New static variables.
5354 (create_dep_node, delete_dep_node): New static function.
5355 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5356 (deps_list_empty_p): Make it static. Use 'n_links' field.
5357 (deps_pools_are_empty_p): New static function.
5358 (alloc_deps_list, delete_deps_list): Remove.
5359 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5360 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5361 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5362 (forward_dependency_cache): Remove.
5363 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5364 'back' from the names. Change signature to use dep_t instead of
5366 (add_back_dep): Ditto. Make global.
5367 (check_dep_status): Rename to check_dep ().
5368 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5370 (sd_finish_insn): Ditto.
5371 (sd_find_dep_between_no_cache): New static function.
5372 (sd_find_dep_between): New function.
5373 (ask_dependency_caches, set_dependency_caches): New static functions.
5374 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5375 (add_or_update_dep_1): Separate pieces of functionality into
5376 ask_dependency_caches (), update_dependency_caches (),
5377 change_spec_dep_to_hard (), update_dep ().
5378 (get_back_and_forw_lists): New static function.
5379 (sd_add_dep): Separate setting of dependency caches into
5380 set_dependency_caches ().
5381 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5383 (sd_delete_dep): Ditto.
5384 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5385 (dump_lists): New static function.
5386 (sd_debug_lists): New debug function.
5387 (delete_all_dependences, fixup_sched_groups): Update to use
5388 sd_* infrastructure.
5389 (sched_analyze_2): Create data-speculative dependency only if
5390 data-speculation is enabled.
5391 (sched_analyze_insn): If insn cannot be speculative, make all its
5392 dependencies non-speculative.
5393 (sched_analyze): Use sd_init_insn ().
5394 (add_forw_dep, compute_forward_dependencies): Remove.
5395 (delete_dep_nodes_in_back_deps): New static function.
5396 (sched_free_deps): New function.
5397 (init_dependency_caches): Init alloc_pools.
5398 (extend_depedency_caches): Update after removing of
5399 forward_dependency_cache.
5400 (free_dependency_caches): Ditto. Free alloc_pools.
5401 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5402 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5404 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5405 (add_dependence): Use init_dep ().
5406 (get_dep_weak_1): New static function.
5407 (get_dep_weak): Move logic to get_dep_weak_1 ().
5408 (dump_ds): New static function moved from haifa-sched.c:
5409 debug_spec_status ().
5410 (debug_ds): New debug function.
5411 (check_dep_status): Rename to check_dep (). Update to check whole
5414 * haifa-sched.c (spec_info): Make global.
5415 (added_recovery_block_p): Rename to
5416 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5417 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5418 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5419 to use new interfaces.
5420 (ok_for_early_queue_removal): Ditto.
5421 (schedule_block): Initialize logical uids of insns emitted by the
5423 (sched_init): Initialize new variable.
5424 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5426 (extend_global): Initialize insn data.
5427 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5428 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5430 (add_to_speculative_block): Update to use new interfaces.
5431 (create_recovery_block): Set new variables.
5432 (create_check_block_twin, fix_recovery_deps): Update to use new
5434 (sched_insn_is_legitimate_for_speculation_p): New function.
5435 (speculate_insn): Move checking logic to
5436 sched_insn_is_legitimate_for_speculation_p ().
5437 (sched_remove_insn): Finalize sched-deps information of instruction.
5438 (clear_priorities, add_jump_dependencies): Update to use new
5440 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5442 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5443 to use new interfaces.
5444 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5445 (new_ready): Try to use control speculation only if it is available.
5446 (add_branch_dependences): Update to use new interfaces.
5447 (compute_block_backward_dependences): Rename to
5448 compute_block_dependences (). Call
5449 targetm.sched.dependencies_evaluation_hook ().
5450 (free_block_dependencies): New static function.
5451 (debug_dependencies): Update to use new interfaces.
5452 (schedule_region): Remove separate computation of forward dependencies.
5453 Move call of targetm.sched.dependencies_evaluation_hook () to
5454 compute_block_dependences (). Free dependencies at the end of
5455 scheduling the region.
5457 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5459 (add_deps_for_risky_insns): Ditto.
5460 (schedule_ebb): Remove separate computation of forward dependencies.
5461 Free dependencies at the end of scheduling the ebb.
5463 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5464 (build_intra_loop_deps): Ditto. Remove separate computation of
5465 forward dependencies. Free sched-deps dependencies.
5467 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5468 to use new interfaces.
5469 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5471 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5473 (is_costly_group): Ditto.
5475 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5477 * alias.c (rtx_equal_for_memref_p): Constify.
5478 * basic-block.h (const_edge, const_basic_block): New.
5479 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5480 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5481 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5482 probably_never_executed_bb_p, edge_probability_reliable_p,
5483 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5484 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5486 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5487 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5489 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5490 flow_nodes_print, dfs_enumerate_from): Likewise.
5491 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5492 control_flow_insn_p, count_basic_blocks): Likewise.
5493 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5494 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5495 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5496 average_num_loop_insns, loop_exit_edge_p,
5497 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5498 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5499 average_num_loop_insns, seq_cost): Likewise.
5500 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5501 * dominance.c (dominated_by_p): Likewise.
5502 * emit-rtl.c (validate_subreg): Likewise.
5503 * except.c (can_throw_internal, can_throw_external): Likewise.
5504 * except.h (can_throw_internal, can_throw_external): Likewise.
5505 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5506 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5507 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5508 simple_mem, store_ops_ok, load_kills_store, find_loads,
5509 store_killed_in_insn, store_killed_after, store_killed_before,
5510 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5512 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5513 noce_mem_write_may_trap_or_fault_p): Likewise.
5514 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5516 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5518 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5519 probably_cold_bb_p, probably_never_executed_bb_p,
5520 edge_probability_reliable_p, br_prob_note_reliable_p,
5521 can_predict_insn_p): Likewise.
5522 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5523 * resource.c (return_insn_p): Likewise.
5524 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5526 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5527 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5528 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5529 verify_gimple_modify_stmt): Likewise.
5530 * tree-chrec.c (is_not_constant_evolution,
5531 is_multivariate_chrec_rec, is_multivariate_chrec,
5532 chrec_contains_symbols, chrec_contains_undetermined,
5533 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
5534 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
5535 eq_evolutions_p, scev_direction): Likewise.
5536 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
5537 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
5538 chrec_contains_symbols_defined_in_loop,
5539 chrec_contains_undetermined, tree_contains_chrecs,
5540 evolution_function_is_affine_multivariate_p,
5541 evolution_function_is_univariate_p, chrec_zerop,
5542 evolution_function_is_constant_p, evolution_function_is_affine_p,
5543 evolution_function_is_affine_or_constant_p,
5544 tree_does_not_contain_chrecs, chrec_type): Likewise.
5545 * tree-data-ref.c (tree_fold_divides_p,
5546 object_address_invariant_in_loop_p, dr_may_alias_p,
5547 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
5548 same_access_functions, constant_access_functions,
5549 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
5551 * tree-flow.h (scev_direction): Likewise.
5552 * tree-gimple.c (is_gimple_stmt): Likewise.
5553 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
5555 * tree-pretty-print.c (op_prio): Likewise.
5556 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
5557 analyzable_condition, backedge_phi_arg_p): Likewise.
5558 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
5559 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
5560 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
5563 2007-08-13 Dan Hipschman <dsh@google.com>
5566 * c-format.c (check_format_arg): Move check for zero-length
5567 format strings below the check for unterminated strings.
5569 2007-08-13 Andrew Pinski <pinskia@gmail.com>
5572 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
5575 2007-08-13 Nick Clifton <nickc@redhat.com>
5577 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
5579 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5582 * c-format.c (gcc_gfc_length_specs): New array.
5583 (gcc_gfc_char_table): Add unsigned specifier, and references to
5584 the l length modifier.
5585 (format_types_orig): Use the new gcc_gfc_length_specs.
5587 2007-08-12 Sa Liu <saliu@de.ibm.com>
5589 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
5590 and with REG_RETVAL note after split.
5592 2007-08-11 David Daney <ddaney@avtrex.com>
5594 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
5595 as ATTRIBUTE_UNUSED.
5597 2007-08-11 David Edelsohn <edelsohn@gnu.org>
5598 Segher Boessenkool <segher@kernel.crashing.org>
5600 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
5601 HAVE_LOCAL_CPU_DETECT not defined.
5603 2007-08-11 Jan Hubicka <jh@suse.cz>
5605 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
5606 (cgraph_process_new_functions): Honor previous value of
5607 disregard_inline_limits.
5608 * ipa-inline.c (compute_inline_parameters): Likewise.
5610 2007-08-11 Ian Lance Taylor <iant@google.com>
5612 * alias.h (alias_set_type): Define new type.
5613 (ALIAS_SET_MEMORY_BARRIER): Use it.
5614 * rtl.h: Include alias.h.
5615 (struct mem_attrs): Use alias_set_type.
5616 * tree.h: Include alias.h
5617 (struct tree_type): Use alias_set_type.
5618 (struct tree_struct_field_tag): Likewise.
5619 (struct tree_decl_common): Likewise.
5620 * alias.c (struct alias_set_entry): Use alias_set_type.
5621 (get_alias_set_entry, alias_set_subset_of): Likewise.
5622 (alias_sets_conflict_p): Likewise.
5623 (alias_sets_must_conflict_p): Likewise.
5624 (objects_must_conflict_p): Likewise.
5625 (get_alias_set, new_alias_set): Likewise.
5626 (record_alias_subset, record_component_aliases): Likewise.
5627 (varargs_set, frame_set): Change to alias_set_type.
5628 (get_varargs_alias_set): Use alias_set_type.
5629 (get_frame_alias_set): Likewise.
5630 * builtins.c (setjmp_alias_set): Change to alias_set_type.
5631 * dse.c (struct store_info): Use alias_set_type.
5632 (struct read_info, struct clear_alias_mode_holder): Likewise.
5633 (clear_alias_set_lookup, canon_address): Likewise.
5634 (record_store, check_mem_read_rtx): Likewise.
5635 (dse_record_singleton_alias_set): Likewise.
5636 (dse_invalidate_singleton_alias_set): Likewise.
5637 * emit-rtl.c (get_mem_attrs): Likewise.
5638 (set_mem_attributes_minus_bitpos): Likewise.
5639 (set_mem_alias_set): Likewise.
5640 * expr.c (store_constructor_field, store_field): Likewise.
5641 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
5642 * langhooks.c (lhd_get_alias_set): Likewise.
5643 * langhooks-def.h (lhd_get_alias_set): Likewise.
5644 * reload1.c (alter_reg): Likewise.
5645 * tree-flow.h (struct fieldoff): Likewise.
5646 * tree-ssa-alias.c (struct alias_map_d): Likewise.
5647 (may_alias_p, get_smt_for, create_sft): Likewise.
5648 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
5649 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
5650 (merge_smts_into): Likewise.
5651 * varasm.c (const_alias_set): Likewise.
5652 * c-common.c (strict_aliasing_warning): Likewise.
5653 (c_common_get_alias_set): Likewise.
5654 * dse.h (dse_record_singleton_alias_set): Update declaration.
5655 (dse_invalidate_singleton_alias_set): Likewise.
5656 * emit-rtl.h (set_mem_alias_set): Likewise.
5657 * c-common.h (c_common_get_alias_set): Likewise.
5658 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
5659 * print-tree.c (print_node): Likewise.
5660 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
5662 (alpha_setup_incoming_varargs): Use alias_set_type.
5663 * config/i386/i386.c (setup_incoming_varargs_64): Use
5665 (setup_incoming_varargs_ms_64): Likewise.
5666 (ix86_GOT_alias_set): Likewise.
5667 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5668 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
5669 (set): Change to alias_set_type.
5670 (get_TOC_alias_set): Use alias_set_type.
5671 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
5673 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
5674 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
5676 (struct_value_alias_set): Likewise.
5677 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
5679 2007-08-11 Richard Sandiford <richard@codesourcery.com>
5681 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
5682 * config/vxworks.h (TARGET_VXWORKS): Override.
5683 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
5684 "mips" if TARGET_VXWORKS.
5686 2007-08-11 Richard Sandiford <richard@codesourcery.com>
5688 * calls.c (avoid_likely_spilled_reg): New function.
5689 (expand_call): Use it.
5691 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5693 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
5695 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
5697 * config/mips/predicates.md (const_call_insn_operand): Invoke
5698 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
5700 2007-08-10 David Edelsohn <edelsohn@gnu.org>
5703 * config/rs6000/driver-rs6000.c: Include link.h.
5704 Use ElfW instead of wordsize-specif typedef.
5706 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5708 * system.h (CONST_CAST): New.
5709 * c-decl.c (c_make_fname_decl): Use it.
5710 * c-lex.c (cb_ident, lex_string): Likewise.
5711 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5712 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5713 give_switch, set_multilib_dir): Likewise.
5714 * gengtype-parse.c (string_seq, typedef_name): Likewise.
5715 * passes.c (execute_one_pass): Likewise.
5716 * prefix.c (update_path): Likewise.
5717 * pretty-print.c (pp_base_destroy_prefix): Likewise.
5718 * tree.c (build_string): Likewise.
5720 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
5722 * tree-flow-inline.h (is_exec_stmt): Remove.
5723 (is_label_stmt): Remove.
5724 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
5727 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
5729 * lower-subreg.c (resolve_shift_zext): Don't adjust
5730 src_reg_num for wordmode operands.
5732 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
5733 David Ung <davidu@mips.com>
5735 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
5736 (TARGET_SCHED_REORDER2): Define.
5737 (mips_maybe_swap_ready): New.
5738 (mips_last_74k_agen_insn): New.
5739 (mips_74k_agen_init): New.
5740 (mips_74k_agen_reorder): New function to group loads and stores
5742 (mips_sched_init): New.
5743 (mips_sched_reorder): Don't do initialization here. Call
5744 mips_74k_agen_reorder.
5745 (mips_variable_issue): Call mips_74k_agen_init.
5747 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
5749 * tree-flow-inline.h (get_filename): Remove.
5751 2007-08-10 Richard Sandiford <richard@codesourcery.com>
5753 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
5755 (mips_fetch_insns): Delete in favor of...
5756 (mips_load_store_insns): ...this new function.
5757 * config/mips/mips.c (mips_address_insns): Add a boolean argument
5758 to say whether multiword moves _might_ be split.
5759 (mips_fetch_insns): Delete in favor of...
5760 (mips_load_store_insns): ...this new function.
5761 (mips_rtx_costs): Update the call to mips_address_insns.
5762 (mips_address_cost): Likewise.
5763 * config/mips/mips.md (length): Use mips_load_store_insns instead
5764 of mips_fetch_insns.
5765 * config/mips/constraints.md (R): Use mips_address_insns rather
5766 than mips_fetch_insns. Assume that the move never needs to be split.
5768 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5770 * config/mips/mips.opt (mhard-float, msoft-float): Make these
5771 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
5772 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
5773 * config/mips/mips.h (mips16_hard_float): Delete.
5774 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
5775 definitions, and replace with....
5776 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
5777 * config/mips/mips.c (mips16_hard_float): Delete. Replace
5778 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
5779 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
5780 (override_options): Replace MASK_SOFT_FLOAT references with
5781 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
5782 and mips16_hard_float when TARGET_MIPS16.
5784 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5787 * c-typeck.c (build_binary_op): Check for non pointer types before
5788 calling int_fits_type_p.
5790 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5793 * fold-const.c (omit_one_operand): Return only the ommitted expression
5794 if the result is an empty statement.
5795 (pedantic_omit_one_operand): Likewise.
5797 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
5799 * c-typeck.c (readonly_error): Improve error for assignment.
5801 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
5803 (pp_c_expression): Ditto.
5805 2007-08-09 Simon Baldwin <simonb@google.com>
5807 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
5808 break that was preventing simplify_associative_operation() for xor.
5810 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5811 Nigel Stephens <nigel@mips.com>
5813 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
5814 Document change in interpretation of value from boolean to
5816 * optabs.c (expand_ffs, expand_ctz): New functions to compute
5817 ffs and ctz using clz.
5818 (expand_unop): Call them.
5819 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
5821 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
5822 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
5823 enable the new ffs expansion on this target.
5825 2007-08-09 Jan Hubicka <jh@suse.cz>
5827 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
5828 (expand_ternary_op): Likewise.
5829 (expand_vec_shift_expr): Likewise.
5830 (expand_binop_directly): Likewise.
5831 (expand_binop): Likewise.
5832 (sign_expand_binop): Likewise.
5833 (expand_twoval_unop): Likewise.
5834 (expand_twoval_binop): Likewise.
5835 (expand_twoval_binop_libfunc): Likewise.
5836 (widen_clz): Likewise.
5837 (widen_bswap): Likewise.
5838 (expand_parity): Likewise.
5839 (expand_unop): Likewise.
5840 (expand_abs_nojump): Likewise.
5841 (expand_copysign): Likewise.
5842 (emit_no_conflict_block): Likewise.
5843 (emit_libcall_block): Likewise.
5844 (can_compare_p): Likewise.
5845 (prepare_cmp_insn): Likewise.
5846 (emit_cmp_and_jump_insn_1): Likewise.
5847 (prepare_float_lib_cmp): Likewise.
5848 (emit_conditional_add): Likewise.
5849 (gen_add2_insn): Likewise.
5850 (have_add2_insn): Likewise.
5851 (gen_sub2_insn): Likewise.
5852 (have_sub2_insn): Likewise.
5853 (can_extend_p): Likewise.
5854 (can_fix_p): Likewise.
5855 (can_float_p): Likewise.
5856 (expand_float): Likewise.
5857 (expand_fix): Likewise.
5858 (expand_sfix_optab): Likewise.
5859 (new_optab): Likewise.
5860 (new_convert_optab): Likewise.
5861 (init_libfuncs): Likewise.
5862 (init_interclass_conv_libfuncs): Likewise.
5863 (init_intraclass_conv_libfuncs): Likewise.
5864 (set_conv_libfunc): Likewise.
5865 (init_optabs): Likewise.
5866 (debug_optab_libfuncs): Likewise.
5867 (gen_cond_trap): Likewise.
5868 * optabs.h (optab_handler, convert_optab_hanlder): New.
5869 * genopinit.c: Update optabs generation table.
5870 * reload.c (find_reloads_address_1): Use optabs accestors.
5871 * builtins.c (expand_builtin_mathfn): Likewise.
5872 (expand_builtin_mathfn_2): Likewise.
5873 (expand_builtin_mathfn_3): Likewise.
5874 (expand_builtin_interclass_mathfn): Likewise.
5875 (expand_builtin_sincos): Likewise.
5876 (expand_builtin_cexpi): Likewise.
5877 (expand_builtin_powi): Likewise.
5878 (expand_builtin_strlen): Likewise.
5879 * dojump.c (do_jump): Likewise.
5880 * expr.c (convert_move): Likewise.
5881 (move_by_pieces): Likewise.
5882 (move_by_pieces_ninsns): Likewise.
5883 (can_store_by_pieces): Likewise.
5884 (store_by_pieces_1): Likewise.
5885 (emit_move_via_integer): Likewise.
5886 (emit_move_complex): Likewise.
5887 (emit_move_ccmode): Likewise.
5888 (emit_move_insn_1): Likewise.
5889 (emit_single_push_insn): Likewise.
5890 (store_constructor): Likewise.
5891 (expand_expr_real_1): Likewise.
5892 (do_store_flag): Likewise.
5893 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
5894 (enumerate_modes): Likewise.
5895 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5896 (supportable_widening_operation): Likewise.
5897 (supportable_narrowing_operation): Likewise.
5898 * expmed.c (store_bit_field_1): Likewise.
5899 (extract_bit_field_1): Likewise.
5900 (expand_mult_highpart_optab): Likewise.
5901 (expand_smod_pow2): Likewise.
5902 (expand_divmod): Likewise.
5903 (emit_store_flag): Likewise.
5904 * tree-vect-patterns.c
5905 (vect_pattern_recog_1): Likewise.
5906 * tree-ssa-loop-prefetch.c
5907 (nontemporal_store_p): Likewise.
5908 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
5909 (vect_create_epilog_for_reduction): Likewise.
5910 (vectorizable_reduction): Likewise.
5911 (vectorizable_operation): Likewise.
5912 (vect_strided_store_supported): Likewise.
5913 (vectorizable_store): Likewise.
5914 (vect_strided_load_supported): Likewise.
5915 (vectorizable_load): Likewise.
5916 * combine.c (simplify_comparison): Likewise.
5917 * tree-vect-generic.c
5918 (type_for_widest_vector_mode): Likewise.
5919 (expand_vector_operations_1): Likewise.
5920 * config/spu/spu.c (spu_expand_mov): Likewise.
5921 (spu_emit_vector_compare): Likewise.
5922 * config/rs6000/rs6000.c
5923 (rs6000_emit_vector_compare): Likewise.
5924 * stmt.c (add_case_node): Likewise.
5925 * reload1.c (gen_reload):
5927 2007-08-09 Michael Matz <matz@suse.de>
5929 * tree.h (fixed_zerop): Declare as taking a const_tree.
5930 * tree.c (fixed_zerop): Take a const_tree.
5932 2007-08-09 Ira Rosen <irar@il.ibm.com>
5934 * tree-vect-transform.c (vectorizable_store): Remove call to
5935 copy_virtual_operands() and call mark_symbols_for_renaming() for
5936 the created vector store.
5937 (vect_setup_realignment): Don't call copy_virtual_operands() and
5938 update_vuses_to_preheader().
5939 (vectorizable_load): Don't call copy_virtual_operands().
5940 (update_vuses_to_preheader): Remove.
5942 2007-08-08 Chao-ying Fu <fu@mips.com>
5944 * tree.def (FIXED_POINT_TYPE): New type.
5945 (FIXED_CST): New constant.
5946 (FIXED_CONVERT_EXPR): New expr.
5947 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
5948 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
5949 * tree.h (struct tree_base): Add saturating_flag.
5950 Remove one bit of spare for saturating_flag.
5951 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
5952 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
5953 FIXED_POINT_TYPE_P): Define.
5954 (TYPE_SATURATING): Define.
5955 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
5956 (struct tree_fixed_cst): New.
5957 (TYPE_IBIT, TYPE_FBIT): Define.
5958 (tree_node): Add fixed_cst.
5959 (enum tree_index): Add new enumeration values of
5960 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
5961 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
5962 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
5963 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
5964 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
5965 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
5966 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
5967 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
5968 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
5969 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
5970 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
5971 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
5972 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
5973 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
5974 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
5975 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
5976 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
5977 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
5978 (sat_short_fract_type_node, sat_fract_type_node,
5979 sat_long_fract_type_node, sat_long_long_fract_type_node,
5980 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
5981 sat_unsigned_long_fract_type_node,
5982 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
5983 fract_type_node, long_fract_type_node, long_long_fract_type_node,
5984 unsigned_short_fract_type_node, unsigned_fract_type_node,
5985 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
5986 sat_short_accum_type_node, sat_accum_type_node,
5987 sat_long_accum_type_node, sat_long_long_accum_type_node,
5988 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
5989 sat_unsigned_long_accum_type_node,
5990 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
5991 accum_type_node, long_accum_type_node, long_long_accum_type_node,
5992 unsigned_short_accum_type_node, unsigned_accum_type_node,
5993 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
5994 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
5995 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
5996 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
5997 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
5998 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
5999 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6000 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6001 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6002 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6003 sat_uda_type_node, sat_uta_type_node): New macro.
6004 (make_fract_type, make_accum_type): Declare.
6005 (make_signed_fract_type, make_unsigned_fract_type,
6006 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6007 make_signed_accum_type, make_unsigned_accum_type,
6008 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6009 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6010 make_or_reuse_sat_signed_fract_type,
6011 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6012 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6013 make_or_reuse_sat_unsigned_accum_type): New macro.
6014 (fixed_zerop): Declare.
6015 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6016 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6017 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6018 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6019 * treestruct.def: Add TS_FIXED_CST.
6020 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6022 (tree-dump.o): Likewise.
6023 (print-tree.o): Likewise.
6024 (tree-pretty-print.o): Likewise.
6025 (fold-const.o): Likewise.
6026 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6027 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6028 (is_gimple_min_invariant): Handle FIXED_CST.
6029 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6030 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6031 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6032 (layout_type): Handle FIXED_POINT_TYPE.
6033 (make_fract_type, make_accum_type): New functions.
6034 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6035 * tree-dump.c (fixed-value.h): New include.
6036 (dump_fixed): New function.
6037 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6038 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6039 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6040 * tree-pretty-print.c (fixed-value.h): New include.
6041 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6043 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6044 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6045 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6046 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6047 for non-saturating fixed-point types.
6048 (reassociate_bb): Likewise.
6049 * emit-rtl.c (fixed-value.h): New include.
6050 (fconst0, fconst1): New array.
6051 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6052 * tree-vect-generic.c expand_vector_operation): Support
6053 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6055 (type_for_widest_vector_mode): Add one parameter for the
6057 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6059 Pass the satp parameter to type_for_mode for fixed-point types.
6060 (expand_vector_operations_1): Pass the saturating flag to
6061 type_for_widest_vector_mode.
6062 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6063 and MODE_VECTOR_UACCUM.
6064 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6065 (vectorizable_condition): Likewise.
6066 * tree.c (fixed-value.h): New include.
6067 (tree_code_size): Support FIXED_CST.
6068 (build_fixed): New function.
6069 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6070 (fixed_zerop): New function.
6071 (tree_node_structure): Support FIXED_CST.
6072 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6073 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6074 (type_hash_eq): Handle FIXED_POINT_TYPE.
6075 (simple_cst_equal): Support FIXED_CST.
6076 (iterative_hash_expr): Handle FIXED_CST.
6077 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6078 (get_narrower): Likewise.
6079 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6080 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6081 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6082 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6084 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6085 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6086 (initializer_zerop): Support FIXED_CST.
6087 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6088 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6089 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6090 (is_base_type): Handle FIXED_POINT_TYPE.
6091 (add_type_attribute): Handle FIXED_POINT_TYPE.
6092 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6093 * print-tree.c (fixed-value.h): New include.
6094 (print_node_brief): Support FIXED_CST.
6095 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6096 * c-pretty-print.c (fixed-value.h): New include.
6097 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6098 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6099 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6100 Support fixed-point types for inner items in VECTOR_TYPE.
6101 (pp_c_direct_declarator): Likewise.
6102 (pp_c_declarator): Likewise.
6103 (pp_c_fixed_constant): New function.
6104 (pp_c_constant): Handle FIXED_CST.
6105 (pp_c_primary_expression): Likewise.
6106 (pp_c_expression): Likewise.
6107 * fold-const.c (fixed-value.h): New include.
6108 (negate_expr_p): Return true for FIXED_CST.
6109 (fold_negate_expr): Support FIXED_CST.
6110 (split_tree): Support FIXED_CST.
6111 (const_binop): Support FIXED_CST.
6112 (fold_convert_const_int_from_fixed): New function to convert from
6114 (fold_convert_const_real_from_fixed): New function to convert from
6116 (fold_convert_const_fixed_from_fixed): New function to convert from
6117 fixed to another fixed.
6118 (fold_convert_const_fixed_from_int): New function to convert from
6120 (fold_convert_const_fixed_from_real): New function to convert from
6122 (fold_convert_const): Support conversions from fixed to int, from
6123 fixed to real, from fixed to fixed, from int to fixed, and from real
6125 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6126 (operand_equal_p): Support FIXED_CST.
6127 (make_range): For fixed-point modes, we need to pass the
6128 saturating flag as the 2nd parameter.
6129 (tree_swap_operands_p): Handle FIXED_CST.
6130 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6132 (fold_unary): Support FIXED_CONVERT_EXPR.
6133 (fold_binary): Handle FIXED_CST.
6134 Make sure the type is not saturating, before associating operations.
6135 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6136 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6137 (fold_negate_const): Support FIXED_CST.
6138 (fold_relational_const): Support FIXED_CST.
6139 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6140 (gimplify_expr): Handle FIXED_CST.
6141 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6142 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6143 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6144 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6145 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6146 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6147 LONG_LONG_ACCUM_TYPE_SIZE.
6148 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6149 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6150 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6151 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6152 MODE_ACCUM, and MODE_UACCUM.
6153 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6154 fixed-point types to disable reduction.
6155 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6157 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6159 * config/rs6000/x-rs6000: New file.
6160 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6161 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6162 (EXTRA_SPEC_FUNCTIONS): Define.
6163 (HAVE_LOCAL_CPU_DETECT): Define.
6164 (CC1_CPU_SPEC): Define.
6165 * config/rs6000/driver-rs6000.c: New file.
6166 * config/rs6000/aix.h (CC1_SPEC): Define.
6167 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6168 * config.host: Add x-rs6000 to host_xmake_file if host and target
6169 are rs6000 or powerpc.
6171 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6173 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6175 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6176 Sandra Loosemore <sandra@codesourcery.com>
6177 Chao-ying Fu <fu@mips.com>
6178 Nigel Stephens <nigel@mips.com>
6179 David Ung <davidu@mips.com>
6181 * doc/invoke.texi (-mcode-readable): Document.
6182 * config/mips/mips.opt (mcode-readable): New option.
6183 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6184 * config/mips/mips.h (mips_code_readable_setting): New enum.
6185 (mips_code_readable): Declare.
6186 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6187 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6188 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6189 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6190 boiler-plate comments.
6191 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6192 * config/mips/mips.c (mips_code_readable): New variable.
6193 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6194 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6195 context and -mcode-readable setting to restrict the use of
6196 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6197 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6198 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6199 (mips_blocks_for_constant_p): Only return false for
6200 TARGET_MIPS16_PCREL_LOADS.
6201 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6202 for MIPS16. Handle SYMBOL_32_HIGH.
6203 (mips_const_insns): Allow HIGHs for MIPS16 too.
6204 (mips_unspec_address_offset): New function, split out from...
6205 (mips_unspec_address): ...here.
6206 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6207 16-bit symbolic constants. Assert approropiate conditions for
6208 using the "la" and "dla" macros.
6209 (mips_handle_option): Handle -mcode-readable=.
6210 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6211 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6212 (mips_strip_unspec_address): New function, split out from...
6213 (print_operand_reloc): ...here.
6214 (print_operand): Pass constants through mips_strip_unspec_address.
6215 (print_operand_address): Likewise.
6216 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6217 (mips_select_rtx_section): Remove MIPS16 handling.
6218 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6219 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6220 (mips16_lay_out_constants): Do nothing unless
6221 TARGET_MIPS16_PCREL_LOADS.
6222 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6223 * config/mips/mips.md: Split HIGHs for MIPS16.
6224 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6226 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6228 * config/mips/mips-protos.h (mips_emit_move): Declare.
6229 * config/mips/mips.c (mips_emit_move): New function.
6230 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6231 (mips_legitimize_const_move): Likewise.
6232 (mips_legitimize_move): Likewise.
6233 (mips_split_64bit_move): Likewise.
6234 (mips_restore_gp): Likewise.
6235 (mips_load_call_address): Likewise.
6236 (mips_emit_fcc_reload): Likewise.
6237 (mips_set_return_address): Likewise.
6238 (mips_block_move_straight): Likewise.
6239 (mips_block_move_loop): Likewise.
6240 (mips_setup_incoming_varargs): Likewise.
6241 (mips_save_reg): Likewise.
6242 (mips_expand_prologue): Likewise.
6243 (mips_restore_reg): Likewise.
6244 (mips_expand_epilogue): Likewise.
6245 (mips_output_mi_thunk): Likewise.
6246 (build_mips16_call_stub): Likewise.
6247 (mips_builtin_branch_and_move): Likewise.
6248 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6249 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6250 (fixuns_truncdfdi2): Likewise.
6251 (fixuns_truncsfsi2): Likewise.
6252 (fixuns_truncsfdi2): Likewise.
6253 (loadgp_absolute): Likewise.
6254 (builtin_setjmp_setup): Likewise.
6255 (builtin_longjmp): Likewise.
6256 (untyped_call): Likewise.
6258 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6260 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6261 an "rtx *" argument. Return a bool.
6262 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6263 values and return true if they can be split. Take the same kind of
6264 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6265 and store the lo_sum there if nonnull. Use the symbol type to
6266 determine whether a $gp or HIGH is needed.
6267 (mips_legitimize_address): Update call to mips_split_symbol and
6268 simplify accordingly.
6269 (mips_legitimize_const_move): Likewise.
6270 * config/mips/mips.md: In the combine define_split,
6271 check mips_split_symbol instead of splittable_symbolic_operand.
6272 Update use of mips_split_symbol in the generator code.
6273 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6275 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6277 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6278 (mips_symbol_insns_1): New function, split out from...
6279 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6280 and stores separately from load addresses.
6281 (mips_classify_address): Replace uses of mips_symbolic_address_p
6282 with uses of mips_symbol_insns.
6283 (mips_address_insns): Update calls to mips_symbol_insns.
6284 (mips_const_insns): Likewise.
6285 (mips_legitimize_address): Likewise.
6287 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6289 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6290 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6291 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6292 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6293 non-call contexts if TARGET_MIPS16.
6294 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6295 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6296 code for SYMBOL_ABSOLUTE.
6297 (mips_symbol_insns): Likewise.
6299 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6301 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6302 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6303 (mips_symbolic_constant_p): Likewise. Update the call to
6304 mips_classify_symbol.
6305 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6306 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6307 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6308 (print_operand_reloc): Add a context argument. Update the call to
6309 mips_symbolic_constant_p.
6310 (print_operand): Update the calls to print_operand_reloc.
6311 (print_operand_address): Use print_operand_reloc rather than
6313 (mips_rewrite_small_data_p): Add a context argument. Update the call
6314 to mips_symbolic_constant_p.
6315 (mips_small_data_pattern_1): Make DATA the containing mem.
6316 Update the call to mips_rewrite_small_data_p.
6317 (mips_rewrite_small_data_1): Likewise.
6318 (mips_use_anchors_for_symbol_p): Update the call to
6319 mips_symbolic_constant_p.
6320 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6321 (splittable_symbolic_operand): Likewise.
6322 (move_operand): Likewise.
6323 (absolute_symbolic_operand): Likewise.
6324 (got_disp_operand): Likewise.
6325 (got_page_ofst_operand): Likewise.
6327 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6329 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6330 (SYMBOL_ABSOLUTE): ...this.
6331 (SYMBOL_SMALL_DATA): Rename to...
6332 (SYMBOL_GP_RELATIVE): ...this.
6333 (SYMBOL_CONSTANT_POOL): Rename to...
6334 (SYMBOL_PC_RELATIVE): ...this.
6335 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6336 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6337 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6338 after above changes.
6339 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6340 (general_symbolic_operand): Rename to...
6341 (absolute_symbolic_operand): ...this.
6342 * config/mips/mips.md: Update after above changes.
6344 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6345 Revital Eres <eres@il.ibm.com>
6347 * ddg.c (print_ddg): Add dump information.
6348 * modulo-sched.c (print_node_sched_params): Add parameter and
6350 (calculate_maxii): Remove function.
6351 (undo_generate_reg_moves): Likewise.
6352 (undo_permute_partial_schedule): Likewise.
6353 (kernel_number_of_cycles): Likewise.
6354 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6355 (sms_schedule): Use it. Remove profitability checks.
6356 (sms_schedule_by_order): Fix order of nodes within the cycle.
6358 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6360 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6361 -profile option, add pie support.
6362 (ENDFILE_SPEC): New spec.
6363 * config/gnu.h (LIB_SPEC): Add -profile option.
6365 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6367 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6368 * config/gnu.h (LIB_SPEC): Likewise.
6370 2007-08-07 Yaz Saito <saito@google.com>
6371 Ian Lance Taylor <iant@google.com>
6373 * common.opt (finstrument-functions-exclude-function-list): New
6375 (finstrument-functions-exclude-file-list): New option.
6376 * opts.c (char_p): Define and DEF_VEC.
6377 (flag_instrument_functions_exclude_functions): New static
6379 (flag_instrument_functions_exclude_files): New static variable.
6380 (add_instrument_functions_exclude_list): New static function.
6381 (flag_instrument_functions_exclude_p): New function.
6382 (common_handle_option): Handle new options.
6383 * flags.h (flag_instrument_functions_exclude_p): Declare.
6384 * gimplify.c (gimplify_function_tree): Call
6385 flag_instrument_functions_exclude_p.
6386 * doc/invoke.texi (Option Summary): Mention new options.
6387 (Code Gen Options): Document new options.
6389 2007-08-07 Ian Lance Taylor <iant@google.com>
6391 PR rtl-optimization/32776
6392 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6393 (resolve_use): Likewise.
6394 (decompose_multiword_subregs): Remove "changed" local variable.
6396 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6398 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6399 * configure: Regenerate.
6400 * config.in: Regenerate.
6401 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6404 2007-08-07 Ian Lance Taylor <iant@google.com>
6406 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6407 note, just delete the insn.
6409 2007-08-07 Andreas Schwab <schwab@suse.de>
6412 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6415 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6417 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6418 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6419 (decompose_multiword_subregs): Use the functions above to decompose
6420 multiword shifts and zero-extends.
6422 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6424 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6425 "assemble" descriptions which were swapped.
6427 2007-08-06 Chao-ying Fu <fu@mips.com>
6429 * fixed-value.h: New file.
6430 * fixed-value.c: New file.
6431 * Makefile.in (OBJS-common): Add fixed-value.o.
6432 (fixed-value.o): New rule.
6433 (GTFILES): Add fixed-value.h.
6434 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6435 to compare a.low and b.low.
6436 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6438 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6439 Daniel Jacobowitz <dan@codesourcery.com>
6442 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6444 (x86_64-*-netbsd*): Likewise.
6445 (x86_64-*-linux*): Likewise.
6446 (x86_64-*-kfreebsd*-gnu): Likewise.
6447 (x86_64-*-knetbsd*-gnu): Likewise.
6448 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6450 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6452 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6453 Add -fno-asynchronous-unwind-tables.
6455 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6456 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6457 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6458 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6459 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6461 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6463 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6464 (TARGET_C_MODE_FOR_SUFFIX): New.
6466 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6468 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6470 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6472 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6474 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6476 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6477 before checking function returns in conditional expressions.
6479 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6482 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6484 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6487 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6488 for INTEGRAL_TYPE_P.
6490 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6492 * configure.ac: Remove --enable-checking=df from default settings.
6493 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6494 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6495 if the parameter is true.
6496 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6497 DF_VERIFY_SCHEDULED flag is true.
6498 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6499 (df_finish_pass): Adjust prototype.
6500 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6503 * see.c (pass_see): Add TODO_df_verify.
6504 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6505 * global.c (rest_of_handle_global_alloc): Schedule verification
6507 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6509 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6510 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6511 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6513 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6514 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6515 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6517 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6518 Revital Eres <eres@il.ibm.com>
6520 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6522 * ddg.c (create_ddg_dependence): Rename to...
6523 (create_ddg_dep_from_intra_loop_link): This. Do not check
6524 for interloop edges. Do not create anti dependence edge when
6525 a true dependence edge exists in the opposite direction and
6526 -fmodulo-sched-allow-regmoves is set.
6527 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6528 (add_cross_iteration_register_deps): Create anti dependence edge
6529 when -fno-modulo-sched-allow-regmoves is set.
6530 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
6532 2007-08-04 Richard Sandiford <richard@codesourcery.com>
6534 * config/arm/arm.md (movsi): Add braces.
6536 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6539 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
6540 operands for the folding of "A - (A & B)" into "~B & A"; cast them
6543 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
6545 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
6546 state accessor functions.
6547 * cfgloopmanip.c (remove_path, create_preheaders,
6548 force_single_succ_latches, fix_loop_structure): Ditto.
6549 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6550 tree_duplicate_loop_to_header_edge): Ditto.
6551 * cfgloopanal.c (mark_irreducible_loops): Ditto.
6552 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
6554 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
6555 cleanup_tree_cfg): Ditto.
6556 * tree-cfg.c (tree_merge_blocks): Ditto.
6557 * cfgloop.c (rescan_loop_exit, record_loop_exits,
6558 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
6559 loop_preheader_edge, single_exit): Ditto.
6560 (flow_loops_find): Do not clear loops->state.
6561 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
6562 loops_state_clear): New functions.
6564 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6567 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6568 when adding to the base and convert ELT to sizetype instead of type.
6570 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6573 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
6574 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
6576 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6579 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
6580 correct type the negate expression.
6582 2007-08-03 Jan Hubicka <jh@suse.cz>
6584 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
6587 2007-08-03 David Edelsohn <edelsohn@gnu.org>
6589 * config/rs6000/rs6000.c (struct processor_cost): Change
6590 l1_cache_lines to l1_cache_size. Add l2_cache_size.
6591 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
6593 (rios1_costs, rios2_cost): Correct cache line size.
6594 (rs6000_override_options): Set l2-cache-size parameter.
6596 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6597 Diego Novillo <dnovillo@google.com>
6600 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6601 if the range includes 0.
6603 2007-08-03 Ben Elliston <bje@au.ibm.com>
6605 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
6606 mode to unspec expressions to silence a warning from the generator
6609 2007-08-02 Steve Ellcey <sje@cup.hp.com>
6611 * config/ia64/constraints.md ("U"): Make constraint vector only.
6613 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6616 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
6617 always_inline attribute on the function decl.
6619 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6622 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
6623 if we are compiling with -fPIC.
6625 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
6626 Nigel Stephens <nigel@mips.com>
6628 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
6629 Define for MIPS32 and MIPS64.
6631 2007-08-02 Nick Clifton <nickc@redhat.com>
6633 * config/host-hpux.c: Change copyright header to refer to version
6634 3 of the GNU General Public License and to point readers at the
6635 COPYING3 file and the FSF's license web page.
6636 * config/alpha/predicates.md, config/alpha/vms-ld.c,
6637 config/alpha/linux.h, config/alpha/alpha.opt,
6638 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
6639 config/alpha/vms-unwind.h, config/alpha/ev4.md,
6640 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
6641 config/alpha/alpha.h, config/alpha/sync.md,
6642 config/alpha/openbsd.h, config/alpha/alpha.md,
6643 config/alpha/alpha-modes.def, config/alpha/ev5.md,
6644 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
6645 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
6646 config/alpha/constraints.md, config/alpha/osf.h,
6647 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
6648 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
6649 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
6650 config/frv/frv-asm.h, config/frv/frv-protos.h,
6651 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
6652 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
6653 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
6654 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
6655 config/s390/s390.opt, config/s390/s390-modes.def,
6656 config/s390/fixdfdi.h, config/s390/constraints.md,
6657 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
6658 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
6659 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
6660 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
6661 config/m32c/prologue.md, config/m32c/m32c.abi,
6662 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
6663 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
6664 config/m32c/t-m32c, config/m32c/m32c-modes.def,
6665 config/m32c/jump.md, config/m32c/shift.md,
6666 config/m32c/m32c-protos.h, config/libgloss.h,
6667 config/spu/spu-protos.h, config/spu/predicates.md,
6668 config/spu/spu-builtins.h, config/spu/spu.c,
6669 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
6670 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
6671 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
6672 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
6673 config/sparc/hypersparc.md, config/sparc/predicates.md,
6674 config/sparc/linux.h, config/sparc/sp64-elf.h,
6675 config/sparc/supersparc.md, config/sparc/cypress.md,
6676 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
6677 config/sparc/niagara.md, config/sparc/sparc.md,
6678 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
6679 config/sparc/sparc.opt, config/sparc/sync.md,
6680 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
6681 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
6682 config/sparc/sparc.c, config/sparc/little-endian.opt,
6683 config/sparc/sysv4-only.h, config/sparc/sparc.h,
6684 config/sparc/linux64.h, config/sparc/freebsd.h,
6685 config/sparc/sol2.h, config/sparc/rtemself.h,
6686 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
6687 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
6688 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
6689 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
6690 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
6691 config/m32r/linux.h, config/m32r/constraints.md,
6692 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
6693 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
6694 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
6695 config/i386/i386.md, config/i386/netware-crt0.c,
6696 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
6697 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
6698 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
6699 config/i386/sol2.h, config/i386/constraints.md,
6700 config/i386/netware-libgcc.c, config/i386/sysv5.h,
6701 config/i386/predicates.md, config/i386/geode.md,
6702 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
6703 config/i386/freebsd64.h, config/i386/vxworksae.h,
6704 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
6705 config/i386/rtemself.h, config/i386/netbsd-elf.h,
6706 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
6707 config/i386/netware.h, config/i386/i386-modes.def,
6708 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
6709 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
6710 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
6711 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
6712 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
6713 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
6714 config/i386/xm-mingw32.h, config/i386/linux64.h,
6715 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
6716 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
6717 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
6718 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
6719 config/i386/cygwin2.c, config/i386/i386-protos.h,
6720 config/i386/sync.md, config/i386/openbsd.h,
6721 config/i386/host-mingw32.c, config/i386/i386-aout.h,
6722 config/i386/nto.h, config/i386/biarch64.h,
6723 config/i386/i386-coff.h, config/i386/freebsd.h,
6724 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
6725 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
6726 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
6727 config/darwin-protos.h, config/linux.opt, config/sol2.c,
6728 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
6729 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
6730 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
6731 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
6732 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
6733 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
6734 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
6735 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
6736 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
6737 config/sh/superh64.h, config/sh/rtemself.h,
6738 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
6739 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
6740 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
6741 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
6742 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
6743 config/avr/predicates.md, config/avr/constraints.md,
6744 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
6745 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
6746 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
6747 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
6748 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
6749 config/c4x/c4x-modes.def, config/c4x/rtems.h,
6750 config/c4x/predicates.md, config/c4x/c4x.h,
6751 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
6752 config/xtensa/predicates.md, config/xtensa/xtensa.c,
6753 config/xtensa/linux.h, config/xtensa/xtensa.h,
6754 config/xtensa/elf.h, config/xtensa/xtensa.md,
6755 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
6756 config/xtensa/xtensa-protos.h, config/dbx.h,
6757 config/stormy16/predicates.md, config/stormy16/stormy16.md,
6758 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
6759 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
6760 config/host-solaris.c, config/fr30/fr30.h,
6761 config/fr30/predicates.md, config/fr30/fr30-protos.h,
6762 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
6763 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
6764 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
6765 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
6766 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
6767 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
6768 config/host-linux.c, config/interix3.h, config/cris/cris.c,
6769 config/cris/predicates.md, config/cris/linux.h,
6770 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
6771 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
6772 config/cris/aout.opt, config/cris/cris-protos.h,
6773 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
6774 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6775 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
6776 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
6777 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
6778 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
6779 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
6780 config/chorus.h, config/mn10300/mn10300.c,
6781 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
6782 config/mn10300/mn10300.h, config/mn10300/linux.h,
6783 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
6784 config/mn10300/mn10300.md, config/ia64/predicates.md,
6785 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
6786 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
6787 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
6788 config/ia64/freebsd.h, config/ia64/ia64.md,
6789 config/ia64/ia64-modes.def, config/ia64/constraints.md,
6790 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
6791 config/gofast.h, config/rtems.h, config/sol2-10.h,
6792 config/m68k/predicates.md, config/m68k/m68k.md,
6793 config/m68k/linux.h, config/m68k/m68k-modes.def,
6794 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
6795 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
6796 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
6797 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
6798 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
6799 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
6800 config/m68k/constraints.md, config/m68k/rtemself.h,
6801 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
6802 config/m68k/uclinux.h, config/rs6000/power4.md,
6803 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
6804 config/rs6000/linux.h, config/rs6000/eabi.h,
6805 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
6806 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
6807 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
6808 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
6809 config/rs6000/windiss.h, config/rs6000/603.md,
6810 config/rs6000/aix41.h, config/rs6000/cell.md,
6811 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
6812 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
6813 config/rs6000/darwin.md, config/rs6000/darwin64.h,
6814 config/rs6000/default64.h, config/rs6000/7xx.md,
6815 config/rs6000/darwin.opt, config/rs6000/spe.md,
6816 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
6817 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
6818 config/rs6000/7450.md, config/rs6000/linux64.h,
6819 config/rs6000/constraints.md, config/rs6000/440.md,
6820 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
6821 config/rs6000/rs6000.c, config/rs6000/aix52.h,
6822 config/rs6000/rs6000.h, config/rs6000/power6.md,
6823 config/rs6000/predicates.md, config/rs6000/altivec.md,
6824 config/rs6000/aix64.opt, config/rs6000/rios1.md,
6825 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
6826 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
6827 config/rs6000/darwin7.h, config/rs6000/dfp.md,
6828 config/rs6000/linux64.opt, config/rs6000/sync.md,
6829 config/rs6000/vxworksae.h, config/rs6000/power5.md,
6830 config/rs6000/lynx.h, config/rs6000/biarch64.h,
6831 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
6832 config/rs6000/eabispe.h, config/rs6000/e500.h,
6833 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
6834 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
6835 config/rs6000/aix.h, config/rs6000/vxworks.h,
6836 config/rs6000/40x.md, config/rs6000/aix51.h,
6837 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
6838 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
6839 config/arc/arc.h, config/mcore/mcore-elf.h,
6840 config/mcore/mcore-protos.h, config/mcore/predicates.md,
6841 config/mcore/mcore.md, config/mcore/mcore.c,
6842 config/mcore/mcore.opt, config/mcore/mcore.h,
6843 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
6844 config/score/predicates.md, config/score/score-version.h,
6845 config/score/score-protos.h, config/score/misc.md,
6846 config/score/elf.h, config/score/score.c, config/score/mac.md,
6847 config/score/score7.md, config/score/score.h,
6848 config/score/score-conv.h, config/score/score-mdaux.c,
6849 config/score/score.md, config/score/score.opt,
6850 config/score/score-modes.def, config/score/score-mdaux.h,
6851 config/score/mul-div.S, config/arm/uclinux-elf.h,
6852 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
6853 config/arm/symbian.h, config/arm/linux-elf.h,
6854 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
6855 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
6856 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
6857 config/arm/strongarm-pe.h, config/arm/arm.h,
6858 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
6859 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
6860 config/arm/arm-modes.def, config/arm/linux-eabi.h,
6861 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
6862 config/arm/arm-cores.def, config/arm/arm-protos.h,
6863 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
6864 config/arm/wince-pe.h, config/arm/neon.md,
6865 config/arm/constraints.md, config/arm/neon.ml,
6866 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
6867 config/arm/arm.opt, config/arm/arm926ejs.md,
6868 config/arm/predicates.md, config/arm/iwmmxt.md,
6869 config/arm/arm_neon.h, config/arm/unknown-elf.h,
6870 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
6871 config/arm/neon-testgen.ml, config/arm/arm.md,
6872 config/arm/xscale-coff.h, config/arm/pe.c,
6873 config/arm/arm-generic.md, config/arm/pe.h,
6874 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
6875 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
6876 config/arm/strongarm-elf.h, config/arm/cirrus.md,
6877 config/arm/netbsd-elf.h, config/arm/vxworks.h,
6878 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
6879 config/pa/predicates.md, config/pa/pa64-hpux.h,
6880 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
6881 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
6882 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
6883 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
6884 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
6885 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
6886 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
6887 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
6888 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
6889 config/pa/pa64-regs.h, config/pa/pa-modes.def,
6890 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
6891 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
6892 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
6893 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
6894 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
6895 config/mips/linux64.h, config/mips/elforion.h,
6896 config/mips/constraints.md, config/mips/generic.md,
6897 config/mips/predicates.md, config/mips/4300.md,
6898 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
6899 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
6900 config/mips/5k.md, config/mips/vr4120-div.S,
6901 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
6902 config/mips/mips-protos.h, config/mips/6000.md,
6903 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
6904 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
6905 config/mips/mips-modes.def, config/mips/vr.h,
6906 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
6907 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
6908 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
6909 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
6910 config/vax/openbsd1.h, config/vax/netbsd.h,
6911 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
6912 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
6913 config/h8300/rtems.h, config/h8300/predicates.md,
6914 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
6915 config/h8300/h8300.md, config/h8300/h8300.opt,
6916 config/h8300/coff.h, config/h8300/h8300-protos.h,
6917 config/v850/v850.md, config/v850/predicates.md,
6918 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
6919 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
6920 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
6921 config/mmix/mmix.h, config/mmix/predicates.md,
6922 config/mmix/mmix-protos.h, config/mmix/mmix.md,
6923 config/mmix/mmix.c, config/mmix/mmix.opt,
6924 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
6925 config/bfin/rtems.h, config/bfin/bfin-modes.def,
6926 config/bfin/predicates.md, config/bfin/bfin-protos.h,
6927 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
6930 2007-08-02 Richard Sandiford <richard@codesourcery.com>
6932 * emit-rtl.c (reset_used_decls): Rename to...
6933 (set_used_decls): ...this. Set the used flag rather than clearing it.
6934 (unshare_all_rtl_again): Update accordingly. Set flags on argument
6935 DECL_RTLs rather than resetting them.
6937 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
6939 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
6941 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6943 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
6944 argument to find_reloads_address.
6946 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
6948 PR tree-optimization/32919
6949 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
6950 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
6951 (coalesce_ssa_name): Call it.
6953 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6954 David Ung <davidu@mips.com>
6956 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
6957 (__mips16_unorddf2, __mips16_floatunsidf): New.
6958 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
6960 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
6962 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6964 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
6965 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
6966 * tree.h (OMP_SECTIONS_CONTROL): New macro.
6967 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
6968 * omp-low.c (get_ws_args_for, determine_parallel_type,
6969 expand_omp_for_generic, expand_omp_for_static_nochunk,
6970 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6971 Work with more precise CFG.
6972 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
6973 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
6975 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
6976 * gimple-low.c (lower_stmt): Ditto.
6977 * tree-inline.c (estimate_num_insns_1): Ditto.
6978 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
6979 (OMP_SECTIONS_SWITCH): New.
6980 * tree-cfgcleanup.c (cleanup_omp_return): New.
6981 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
6982 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
6983 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
6984 (tree_redirect_edge_and_branch): Handle omp constructs.
6986 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
6987 with three arguments.
6989 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6991 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
6994 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6996 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
6997 the loop structures may need fixing.
6998 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7000 (cleanup_tree_cfg_loop): Removed.
7001 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7002 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7003 instead of running cleanup_tree_cfg_loop.
7004 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7005 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7006 (tree_predictive_commoning): Declaration changed.
7007 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7009 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7011 * doc/invoke.texi (l1-cache-size): Update documentation.
7012 (l2-cache-size): Document.
7013 * params.h (L2_CACHE_SIZE): New macro.
7014 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7015 that L1_CACHE_SIZE is in kB now.
7016 (L2_CACHE_SIZE_BYTES): New macro.
7017 (tree_ssa_prefetch_arrays): Show size in kB.
7018 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7019 and l2_cache_size fields.
7020 * config/i386/driver-i386.c (describe_cache): Detect cache size
7022 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7023 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7024 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7025 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7026 (override_options): Set l1-cache-size and l2-cache-size to default
7027 values if not specified otherwise.
7028 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7029 (PARAM_L2_CACHE_SIZE): New.
7031 2007-08-01 Nigel Stephens <nigel@mips.com>
7032 David Ung <davidu@mips.com>
7033 Thiemo Seufer <ths@mips.com>
7034 Chris Dearman <chris@mips.com>
7035 Richard Sandiford <richard@codesourcery.com>
7037 * config.gcc (mips*-sde-elf*): New stanza.
7038 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7039 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7040 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7041 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7042 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7043 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7045 * config/mips/sde.h: New file.
7046 * config/mips/t-libgcc-mips16: Likewise.
7047 * config/mips/t-sde: Likewise.
7048 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7049 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7050 _MIPS_FPSET and _MIPS_SZINT.
7051 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7052 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7053 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7054 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7055 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7056 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7057 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7058 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7059 _MIPS_SZPTR and _MIPS_FPSET.
7060 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7061 architecture is specified.
7062 (MIPS_32BIT_OPTION_SPEC): New macro.
7064 2007-07-31 Dan Hipschman <dsh@google.com>
7066 * gcc.c (end_going_arg): New function.
7067 (do_spec_2): Use it.
7068 (do_spec_1): Use it.
7070 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7072 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7073 only if ENABLE_CHECKING is defined.
7075 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7077 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7078 df_ru_add_problem, df_ru_get_bb_info): Removed.
7079 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7080 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7081 df_ru_free_bb_info, df_ru_alloc,
7082 df_ru_bb_local_compute_process_def,
7083 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7084 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7085 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7086 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7087 df_ru_add_problem): Removed.
7089 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7092 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7093 (casesi32p, casesi64p): Likewise.
7094 (casesi): Adjust for above.
7096 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7098 * mode-switching.c (create_pre_exit): Don't search past calls.
7100 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7102 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7104 2007-07-31 Revital Eres <eres@il.ibm.com>
7106 * ddg.c (add_deps_for_def): Rename to...
7107 (add_cross_iteration_register_deps): This. Change implementation
7108 to use only reaching def and def-use chains to construct the
7109 inter loop dependencies.
7110 (add_deps_for_use): Remove function.
7111 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7112 function to build the inter loop dependencies.
7113 * modulo-sched.c (sms_schedule): Build only
7114 reaching def and def-use chains for the propose of the ddg
7117 2007-07-31 Julian Brown <julian@codesourcery.com>
7119 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7120 New define_insns. Use correct RTL.
7121 (vec_set<mode>): Write as expander.
7123 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7125 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7126 to an unallocated space.
7128 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7131 (split_constant_offset): Enable split_constant_offset to extract
7132 constants from other statements.
7133 * tree-vect-transform.c
7134 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7135 to a temp var. Force base_offset to be simple.
7137 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7139 * df-scan.c (df_scan_verify): Remove artificial limit on
7140 the number of blocks for verification.
7141 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7142 df_simulate_defs): Avoid unnecessary insn checking for defs.
7144 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7146 * config/m68k/lb1sf68.asm (FUNC): New macro.
7148 (__udivsi3): Likewise.
7149 (__divsi3): Likewise.
7150 (__umodsi3): Likewise.
7151 (__modsi3): Likewise.
7152 (__subdf3): Likewise.
7153 (__adddf3): Likewise.
7154 (__muldf3): Likewise.
7155 (__divdf3): Likewise.
7156 (__negdf2): Likewise.
7157 (__cmpdf2): Likewise.
7158 (__subsf3): Likewise.
7159 (__addsf3): Likewise.
7160 (__mulsf3): Likewise.
7161 (__divsf3): Likewise.
7162 (__negsf2): Likewise.
7163 (__cmpsf2): Likewise.
7164 (__eqdf2): Likewise.
7165 (__nedf2): Likewise.
7166 (__gtdf2): Likewise.
7167 (__gedf2): Likewise.
7168 (__ltdf2): Likewise.
7169 (__ledf2): Likewise.
7170 (__eqsf2): Likewise.
7171 (__nesf2): Likewise.
7172 (__gtsf2): Likewise.
7173 (__gesf2): Likewise.
7174 (__ltsf2): Likewise.
7175 (__lesf2): Likewise.
7177 2007-07-30 Ollie Wild <aaw@google.com>
7179 * c-ppoutput.c (print_lines_directives_only): New function.
7180 (scan_translation_unit_directives_only): New function.
7181 (preprocess_file): Add call to scan_translation_unit_directives_only.
7182 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7183 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7184 -fdirectives-only. Add errors for -fdirectives-only conflict with
7185 -Wunused-macros and -traditional.
7186 (finish_options): Add builtin macro initialization for
7187 -fdirectives-only + -fpreprocessed.
7188 * c.opt (fdirectives-only): New.
7189 * doc/cppopts.texi (fdirectives-only): New.
7191 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7193 * alias.c (record_set, memory_modified_1): Constify.
7194 * bt-load.c (note_btr_set): Likewise.
7195 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7196 * combine.c (set_nonzero_bits_and_sign_copies,
7197 expand_field_assignment, record_dead_and_set_regs_1,
7198 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7199 likely_spilled_retval_1): Likewise.
7200 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7201 frv_io_handle_set): Likewise.
7202 * config/mips/mips.c (mips_sim_record_set,
7203 vr4130_true_reg_dependence_p_1): Likewise.
7204 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7205 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7206 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7207 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7208 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7209 * ddg.c (mark_mem_store): Likewise.
7210 * df-problems.c (df_urec_mark_reg_change): Likewise.
7211 * function.c (update_epilogue_consts): Likewise.
7212 * gcse.c (record_set_info, record_last_set_info,
7213 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7214 reg_clear_last_set): Likewise.
7215 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7217 * jump.c (reversed_comparison_code_parts): Likewise.
7218 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7219 reg_is_set): Likewise.
7220 * loop-iv.c (mark_altered): Likewise.
7221 * mode-switching.c (reg_becomes_live): Likewise.
7222 * optabs.c (no_conflict_move_test): Likewise.
7223 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7225 * postreload.c (reload_combine_note_store, move2add_note_store):
7227 * regmove.c (flags_set_1): Likewise.
7228 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7230 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7232 * resource.c (update_live_status): Likewise.
7233 * rtl.h (set_of, note_stores): Likewise.
7234 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7235 note_stores, parms_set): Likewise.
7236 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7237 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7239 * var-tracking.c (count_stores, add_stores): Likewise.
7241 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7243 * alias.c (mems_in_disjoint_alias_sets_p,
7244 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7245 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7246 write_dependence_p, mems_in_disjoint_alias_sets_p,
7247 read_dependence, true_dependence, canon_true_dependence,
7248 anti_dependence, output_dependence): Constify.
7249 * combine.c (extended_count): Likewise.
7250 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7251 * cselib.c (get_value_hash, references_value_p,
7252 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7253 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7254 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7255 * function.c (contains, prologue_epilogue_contains,
7256 sibcall_epilogue_contains): Likewise.
7257 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7258 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7259 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7260 reg_or_subregno): Likewise.
7261 * recog.c (asm_noperands): Likewise.
7262 * reload1.c (function_invariant_p): Likewise.
7263 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7264 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7265 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7266 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7267 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7268 extended_count, prologue_epilogue_contains,
7269 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7270 canon_true_dependence, read_dependence, anti_dependence,
7271 output_dependence): Likewise.
7272 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7274 2007-07-30 Julian Brown <julian@codesourcery.com>
7276 * config/arm/neon.md (V_ext): New mode attribute.
7277 (neon_vget_lane<mode>): Replace with define_expand.
7278 (neon_vget_lane<mode>_sext_internal)
7279 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7280 and quad precision vectors.
7281 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7282 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7283 have typeless 32-bit result.
7285 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7288 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7290 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7291 use sizetype for rest.
7292 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7293 (aff_combination_convert): Don't convert rest for pointer types.
7295 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7297 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7299 * tree-ssa-alias.c: Add alloc-pool.h.
7300 (init_alias_info): Free alias_bitmap_obstack.
7301 (delete_alias_info): Call delete_mem_ref_stats.
7302 (get_mem_sym_stats_for): Use alloc_pool.
7303 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7304 (delete_mem_sym_stats): Removed.
7306 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7308 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7309 functions cannot be represented as classical distance vectors.
7311 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7313 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7314 * builtins.c (validate_arg, builtin_mathfn_code,
7315 validate_arglist): Likewise.
7316 * calls.c (call_expr_flags): Likewise.
7317 * combine.c (reg_nonzero_bits_for_combine,
7318 reg_num_sign_bit_copies_for_combine, get_last_value,
7319 reg_truncated_to_mode): Likewise.
7320 * emit-rtl.c (subreg_lowpart_p): Likewise.
7321 * expr.c (highest_pow2_factor_for_target,
7322 categorize_ctor_elements_1, categorize_ctor_elements,
7323 count_type_elements, contains_packed_reference,
7324 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7325 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7326 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7327 native_encode_int, native_encode_real, native_encode_complex,
7328 native_encode_vector, native_encode_expr, native_interpret_int,
7329 native_interpret_real, native_interpret_complex,
7330 native_interpret_vector, native_interpret_expr): Likewise.
7331 * function.c (use_register_for_decl): Likewise.
7332 * gimplify.c (get_name): Likewise.
7333 * langhooks-def.h (lhd_return_null_const_tree): New.
7334 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7335 * langhooks.c (lhd_return_null_const_tree): New.
7336 * langhooks.h (lang_get_callee_fndecl): Constify.
7337 * output.h (constructor_static_from_elts_p): Likewise.
7338 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7339 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7340 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7341 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7342 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7343 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7344 * rtlhooks-def.h (reg_nonzero_bits_general,
7345 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7347 * rtlhooks.c (reg_num_sign_bit_copies_general,
7348 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7350 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7351 * stor-layout.c (mode_for_size_tree): Likewise.
7352 * tree-ssa-loop-im.c (memref_eq): Likewise.
7353 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7354 * tree.c (contains_placeholder_p, type_list_equal,
7355 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7357 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7358 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7359 contains_placeholder_p, contains_packed_reference,
7360 get_callee_fndecl, operand_equal_for_phi_arg_p,
7361 warn_if_unused_value, is_body_block, native_encode_expr,
7362 native_interpret_expr, fold_convertible_p, operand_equal_p,
7363 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7364 validate_arglist, simple_cst_equal, type_list_equal,
7365 use_register_for_decl, call_expr_flags, get_name,
7366 highest_pow2_factor): Likewise.
7367 (const_call_expr_arg_iterator_d,
7368 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7369 first_const_call_expr_arg, more_const_call_expr_args_p,
7370 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7371 * varasm.c (constructor_static_from_elts_p): Constify.
7373 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7375 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7376 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7377 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7378 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7379 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7380 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7381 spelling conventions.
7382 * doc/invoke.texi: Follow spelling conventions.
7384 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7385 Revital Eres <eres@il.ibm.com>
7387 * modulo-sched.c (sms_schedule): Avoid loops which includes
7388 auto-increment instructions.
7390 2007-07-28 Richard Guenther <rguenther@suse.de>
7393 * fold-const.c (fold_cond_expr_with_comparison): Convert
7394 operand zero of MIN/MAX_EXPR to correct type.
7396 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7398 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7399 flags_from_decl_or_type): Constify.
7400 * gcc.c (do_spec_1): Likewise.
7401 * print-tree.c (dump_addr, print_node_brief): Likewise.
7402 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7403 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7404 tree_purge_all_dead_eh_edges): Likewise.
7405 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7406 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7408 * tree.c (expr_location, expr_has_location, expr_locus,
7409 expr_filename, expr_lineno, get_inner_array_type,
7410 fields_compatible_p): Likewise.
7411 * tree.h (get_inner_array_type, fields_compatible_p,
7412 expr_location, expr_has_location, expr_locus, expr_filename,
7413 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7414 setjmp_call_p, alloca_call_p): Likewise.
7416 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7418 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7419 TV_FLOW_INSENSITIVE.
7421 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7423 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7424 (compute_flow_insensitive_aliasing): Ditto for
7425 TV_FLOW_INSENSITIVE.
7427 2007-07-27 Jan Hubicka <jh@suse.cz>
7429 * config/i386/i386.c (register_move_cost): Remove accidentally
7430 comitted #if 0 block.
7432 * attribs.c: Include hashtab.h
7433 (attribute_hash): New.
7434 (substring): New structure.
7435 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7437 (init_attributes): Initialize attribute hash.
7438 (decl_attributes): Use attribute hash.
7439 * Makefile.in (attribs.c): Depend on hashtab.h.
7441 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7443 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7445 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7447 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7448 __mips_dspr2 and __mips_dsp_rev macros.
7449 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7451 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7453 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7455 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7459 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7460 and the updating of the live and do_not_gen sets.
7461 (df_note_bb_compute): Added updating of live and do_not_gen sets
7462 for regular defs so that the case of clobber inside conditional
7463 call is processed correctly.
7465 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7467 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7468 operands with compatible type.
7470 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7472 * expr.h (store_bit_field): Don't return a value.
7473 * expmed.c (check_predicate_volatile_ok): New function.
7474 (store_bit_field_1): New function, extracted from store_bit_field.
7475 Take a fallback_p argument and return true if the operation succeeded.
7476 Only use store_fixed_bit_field if fallback_p. Don't recompute
7477 mode_for_extraction; use op_mode instead. Try forcing memories
7478 into registers if the insv expander fails.
7479 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7480 Don't return a value.
7481 (convert_extracted_bit_field): New function, extracted from
7483 (extract_bit_field_1): Likewise. Take a fallback_p argument
7484 and return NULL if the operation succeeded. Only use
7485 extract_fixed_bit_field if fallback_p. Only calculate one
7486 extraction mode. Combine code for extv and extzv. Try forcing
7487 memories into registers if the ext(z)v expander fails.
7488 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7490 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7492 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7494 (df_ref): Likewise. Put regno with other integer fields.
7496 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7498 * df.h (df_mw_hardreg): Remove "loc" field.
7499 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7501 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7502 split out from df_set_unused_notes_for_mw. Return false for
7503 partial references. Assert that mw_reg is a REG when returning true.
7504 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7505 (df_whole_mw_reg_dead_p): New function, split out from
7506 df_set_dead_notes_for_mw. Return false for partial references.
7507 Assert that mw_reg is a REG when returning true.
7508 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7509 Remove redundant bitmap check.
7511 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7513 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7514 ($(T)crtend.o): Likwise.
7515 ($(T)crtbeginS.o): Likwise.
7516 ($(T)crtendS.o): Likwise.
7517 ($(T)crtfastmath.o): Likwise.
7519 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7521 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7522 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7523 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7524 and x_n_bbs_in_dom_tree fields.
7526 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7528 PR tree-optimization/32087
7529 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7530 Do not call scale_bbs_frequencies_int with prob of zero.
7532 2007-07-26 Julian Brown <julian@codesourcery.com>
7534 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
7535 (neon_element_bits): Add prototypes.
7536 * config/arm/arm.c (bounds_check, neon_lane_bounds)
7537 (neon_const_bounds, neon_element_bits): New functions.
7538 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
7539 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
7540 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
7541 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
7542 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
7543 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
7544 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
7545 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
7546 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
7547 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
7548 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
7549 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
7550 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
7552 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
7554 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
7555 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
7557 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
7558 Julian Brown <julian@codesourcery.com>
7560 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
7561 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
7562 * config/arm/cortex-a8.md: New.
7563 * config/arm/cortex-a8-neon.md: New.
7564 * config/arm/neon-schedgen.ml: New.
7565 * config/arm/neon.md (vqh_mnem): New.
7567 (Is_float_mode): New.
7568 (Scalar_mul_8_16): New.
7570 (V_mode_nunits): New.
7571 (All instruction patterns): Annotate with neon_type attribute
7573 * config/arm/arm.md: Include cortex-a8.md.
7574 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
7576 Annotate instruction patterns accordingly.
7577 (generic_sched): Do not use generic scheduling for Cortex-A8.
7578 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
7580 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
7582 * fold-const.c (fold_read_from_constant_string): Use
7584 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7586 2007-07-26 Nick Clifton <nickc@redhat.com>
7588 * tree-ssa-operands.h: Change copyright header to refer to version
7589 3 of the GNU General Public License and to point readers at the
7590 COPYING3 file and the FSF's license web page.
7591 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
7592 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
7593 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
7594 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
7595 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
7596 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
7597 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
7598 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
7599 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
7600 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
7601 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
7602 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
7603 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
7604 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
7605 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
7606 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
7607 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
7608 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
7609 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
7610 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
7611 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
7612 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
7613 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
7614 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
7615 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
7616 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
7617 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
7618 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
7619 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
7620 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
7621 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
7622 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
7623 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
7624 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
7625 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
7626 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
7627 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
7628 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
7629 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
7630 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
7631 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
7632 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
7633 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
7634 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
7635 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
7636 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
7637 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
7638 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
7639 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
7640 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
7641 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
7642 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
7643 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
7644 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
7645 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
7646 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
7647 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
7648 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
7649 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
7650 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
7651 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
7652 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
7653 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
7654 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
7655 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
7656 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
7657 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
7658 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
7659 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
7660 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
7661 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
7662 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
7663 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
7664 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
7665 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
7666 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
7667 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
7668 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
7669 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
7670 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
7671 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
7672 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
7673 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
7674 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
7675 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
7676 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
7677 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
7678 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
7679 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
7680 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
7681 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
7682 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
7683 vecprim.h, basic-block.h, tree-ssa-structalias.c,
7684 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
7685 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
7686 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
7687 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
7688 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
7689 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
7690 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
7691 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
7692 convert.c, convert.h, langhooks-def.h, reload1.c,
7693 tree-ssa-operands.c: Likewise.
7695 2007-07-26 Jan Hubicka <jh@suse.cz>
7697 * tree-ssa-live.c: Include debug.h and flags.h.
7698 (mark_scope_block_unused): New function.
7699 (remove_unused_scope_block_p): New function.
7700 (remove_unused_locals): Remove unused blocks too.
7702 2007-07-25 Ian Lance Taylor <iant@google.com>
7704 * combine.c (combine_max_regno): Remove. Remove all uses.
7705 (struct reg_stat_struct): Rename from struct reg_stat.
7706 (reg_stat_type): Define, and declare VECs.
7707 (reg_stat): Change from pointer to VEC. Change all uses.
7708 (combine_split_insns): New static function.
7709 (try_combine, find_split_point): Call it instead of split_insns.
7711 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7713 * cfghooks.c (split_block): Fix the information about loop latch.
7715 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7717 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
7719 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7721 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7722 Scan the new edge for loop exit info.
7724 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
7726 * config/darwin.c: Include debug.h.
7728 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7731 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
7733 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7735 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
7736 (HARD_REGNO_MODE_OK): Ditto.
7737 (MODES_TIEABLE_P): Ditto.
7738 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7739 (CLASS_MAX_NREGS): Ditto.
7740 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
7741 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
7742 (divdf3_internal_thr): Removed.
7743 * config/ia64/div.md: New file.
7744 * config/ia64/constraints.md: Add H constraint.
7746 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7748 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
7749 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
7750 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
7751 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
7752 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
7753 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
7754 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
7755 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
7756 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
7757 dump_sbitmap_file, debug_sbitmap, popcount_table,
7758 sbitmap_popcount): Constify.
7759 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
7760 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
7761 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
7762 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
7763 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
7764 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
7765 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
7766 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
7767 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
7768 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
7769 sbitmap_popcount, sbitmap_verify_popcount): Constify.
7771 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7773 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
7774 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
7775 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
7776 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
7777 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
7778 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
7779 bitmap_intersect_p, bitmap_intersect_compl_p,
7780 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7781 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
7783 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
7784 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
7785 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
7786 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
7787 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7788 debug_bitmap, debug_bitmap_file, bitmap_print,
7789 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
7790 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
7792 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
7794 * config/darwin.c (darwin_override_options): Additional fix for
7795 debug info formats that don't support var tracking.
7797 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7799 * cselib.c (entry_and_rtx_equal_p): Constify.
7800 * gengtype.c (output_mangled_typename, write_types, write_local):
7802 * gengtype.h (const_type_p): New.
7803 * see.c (eq_descriptor_extension, hash_descriptor_extension):
7805 * tlink.c (scan_linker_output): De-constify.
7806 * tree-ssa-loop-im.c (memref_eq): Constify.
7807 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
7808 (shared_bitmap_hash, shared_bitmap_eq): Constify.
7810 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7812 * c-common.c (fname_as_string, c_type_hash): Constify.
7813 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7814 * cgraph.c (edge_hash, edge_eq): Likewise.
7815 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
7816 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
7817 reg_attrs_htab_eq): Likewise.
7818 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
7820 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
7821 const_decl_t, const_state_t, const_automata_list_el_t): New.
7822 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
7823 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
7824 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
7825 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
7826 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
7827 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
7828 compare_max_occ_cycle_nums, out_state_arcs_num,
7829 compare_transition_els_num, units_cmp, state_reservs_cmp):
7831 * genmodes.c (cmp_modes): Likewise.
7832 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
7833 * gimplify.c (compare_case_labels): Likewise.
7834 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
7835 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
7836 * matrix-reorg.c (mtt_info_hash): Likewise.
7837 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
7838 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
7839 (htab_hash_bucket, htab_hash_elem): Constify.
7840 * tree-browser.c (TB_parent_eq): Likewise.
7841 * tree-scalar-evolution.c (hash_scev_info): Likewise.
7842 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
7843 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
7844 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
7846 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
7847 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
7848 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
7849 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
7850 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
7852 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
7853 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
7854 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
7855 * tree-ssa-threadupdate.c (redirection_data_hash,
7856 redirection_data_eq): Likewise.
7857 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
7858 * tree-ssa.c (var_ann_eq): Likewise.
7859 * tree-vrp.c (compare_case_labels): Likewise.
7860 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
7861 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
7862 tree_not_check_failed, tree_class_check_failed,
7863 tree_range_check_failed, tree_not_class_check_failed,
7864 omp_clause_check_failed, omp_clause_range_check_failed,
7865 tree_contains_struct_check_failed, tree_operand_check_failed):
7867 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
7868 tree_not_check_failed, tree_class_check_failed,
7869 tree_range_check_failed, tree_not_class_check_failed,
7870 tree_operand_check_failed, omp_clause_operand_check_failed,
7871 tree_operand_length): Likewise.
7872 * var-tracking.c (const_variable): New.
7873 (variable_htab_hash, variable_htab_eq): Constify.
7874 * varasm.c (const_desc_hash): Likewise.
7876 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7878 * expr.c (handled_component_p): Constify.
7879 * fold-const.c (fit_double_type): Likewise.
7880 * real.h (real_value_from_int_cst): Likewise.
7881 * tree-flow-inline.h (gimple_in_ssa_p,
7882 gimple_aliases_computed_p, gimple_addressable_vars,
7883 gimple_call_clobbered_vars, gimple_referenced_vars,
7884 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
7885 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
7886 may_aliases, end_readonly_imm_use_p, has_zero_uses,
7887 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
7888 is_label_stmt, is_global_var, phi_ssa_name_p,
7889 factoring_name_p, is_call_clobbered, tree_common_ann,
7890 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
7891 unmodifiable_var_p, array_ref_contains_indirect_ref,
7892 ref_contains_array_ref, lookup_subvars_for_var,
7893 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
7894 gimple_mem_ref_stats): Likewise.
7895 * tree-flow.h (tree_common_ann, var_ann, function_ann,
7896 may_aliases, is_exec_stmt, is_label_stmt,
7897 ref_contains_array_ref, array_ref_contains_indirect_ref,
7898 var_can_have_subvars, overlap_subvar, is_call_clobbered,
7899 unmodifiable_var_p): Likewise.
7900 * tree-gimple.c (is_gimple_min_invariant): Likewise.
7901 * tree-gimple.h (is_gimple_min_invariant): Likewise.
7902 * tree.c (type_hash_list, attribute_hash_list, tree_size,
7903 cst_and_fits_in_hwi, real_value_from_int_cst,
7904 build_real_from_int_cst, integer_zerop, integer_onep,
7905 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
7906 tree_floor_log2, real_zerop, real_onep, real_twop,
7907 real_minus_onep, really_constant_p, purpose_member, chain_member,
7908 list_length, fields_length, int_size_in_bytes, bit_position,
7909 int_bit_position, byte_position, int_byte_position, expr_align,
7910 array_type_nelts, tree_node_structure,
7911 type_contains_placeholder_1, iterative_hash_pointer,
7912 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
7913 tree_map_base_eq, type_hash_list, type_hash_eq,
7914 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
7915 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
7916 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7917 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
7918 int_fits_type_p, get_containing_scope, decl_function_context,
7919 decl_type_context, omp_clause_operand_check_failed,
7920 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
7921 * tree.h (omp_clause_operand_check_failed, tree_size,
7922 build_real_from_int_cst, array_type_nelts, purpose_member,
7923 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
7924 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7925 is_attribute_p, check_qualified_type, expr_align,
7926 int_size_in_bytes, bit_position, int_bit_position, byte_position,
7927 int_byte_position, list_length, fields_length, initializer_zerop,
7928 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
7929 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
7930 tree_node_structure, handled_component_p, get_containing_scope,
7931 decl_function_context, decl_type_context, real_zerop,
7932 type_num_arguments, fit_double_type, really_constant_p,
7933 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
7934 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
7935 real_twop, real_minus_onep, int_cst_value): Likewise.
7937 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7939 * cfglayout.c (insn_scope, insn_line): Constify.
7940 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
7941 const_double_htab_hash, const_double_htab_eq,
7942 mem_attrs_htab_hash): Likewise.
7943 * loop-iv.c (biv_eq): Likewise.
7944 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
7945 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
7946 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
7948 * rtl-error.c (location_for_asm, diagnostic_for_asm,
7949 error_for_asm, warning_for_asm, _fatal_insn,
7950 _fatal_insn_not_found): Likewise.
7951 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
7952 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
7953 rtl_check_failed_type2, rtl_check_failed_code1,
7954 rtl_check_failed_code2, rtl_check_failed_code_mode,
7955 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
7956 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
7957 rtl_check_failed_type2, rtl_check_failed_code1,
7958 rtl_check_failed_code2, rtl_check_failed_code_mode,
7959 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
7960 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
7961 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
7962 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
7963 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
7964 rtx_unstable_p, get_integer_term, get_related_value,
7965 offset_within_block_p, reg_mentioned_p, count_occurrences,
7966 reg_referenced_p, reg_used_between_p, no_labels_between_p,
7967 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
7968 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
7969 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
7970 find_constant_src, find_reg_fusage, find_regno_fusage,
7971 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
7972 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
7973 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
7974 computed_jump_p, auto_inc_p, in_expr_list_p,
7975 remove_node_from_expr_list, loc_mentioned_in_p,
7976 label_is_jump_target_p, reversed_comparison_code_parts,
7977 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
7978 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
7979 print_inline_rtx): Likewise.
7980 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
7981 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
7982 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
7983 get_integer_term, get_related_value, offset_within_block_p,
7984 count_occurrences, reg_mentioned_p, no_labels_between_p,
7985 reg_used_between_p, reg_referenced_p, single_set_2,
7986 multiple_sets, set_noop_p, refers_to_regno_p,
7987 reg_overlap_mentioned_p, dead_or_set_p,
7988 covers_regno_no_parallel_p, covers_regno_p,
7989 dead_or_set_regno_p, find_reg_note, find_regno_note,
7990 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
7991 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
7992 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
7993 side_effects_p, may_trap_p_1, may_trap_p,
7994 may_trap_after_code_motion_p, may_trap_or_fault_p,
7995 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
7996 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
7997 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
7998 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
7999 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8001 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8002 warning_for_asm): Likewise.
8003 * tree.h (print_rtl): Likewise.
8004 * varasm.c (get_pool_mode): Likewise.
8006 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8008 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8009 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8010 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8011 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8012 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8013 * ddg.c (compare_sccs): Likewise.
8014 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8015 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8016 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8017 decimal_do_fix_trunc, decimal_real_to_integer,
8018 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8019 * dse.c (const_group_info_t): New.
8020 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8021 * dwarf2out.c (const_dw_die_ref): New.
8022 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8023 * tree-browser.c (TB_parent_eq): Likewise.
8024 * unwind-dw2-fde.c (__register_frame_info_bases,
8025 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8026 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8028 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8029 * unwind-dw2.c (uw_frame_state_for): Likewise.
8030 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8031 * value-prof.h (const_histogram_value): New.
8033 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8035 * config/mips/mips.c (machine_function): Add
8036 initialized_mips16_gp_pseudo_p.
8037 (mips16_gp_pseudo_reg): Do not emit the initialization of
8038 mips16_gp_pseudo_rtx when being called from the gimple cost-
8039 calculation routines; emit it on the first use outside those
8042 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8044 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8047 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8048 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8049 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8050 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8051 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8052 Preserve const-ness of parameters through use of __typeof(),
8053 also constify and tidy.
8055 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8056 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8057 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8058 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8059 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8060 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8061 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8062 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8063 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8065 2007-07-25 Julian Brown <julian@codesourcery.com>
8066 Mark Shinwell <shinwell@codesourcery.com>
8068 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8069 (alpha_mangle_type): This.
8070 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8071 (TARGET_MANGLE_TYPE): Define this instead.
8072 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8073 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8074 (arm_init_neon_builtins): Fix comment.
8075 (arm_mangle_map_entry): New.
8076 (arm_mangle_map): New.
8077 (arm_mangle_type): New.
8078 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8079 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8080 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8081 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8082 (TARGET_MANGLE_TYPE): Define this instead.
8083 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8084 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8085 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8086 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8087 (TARGET_MANGLE_TYPE): Define this instead.
8088 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8090 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8091 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8092 (TARGET_MANGLE_TYPE): Define this instead.
8093 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8094 (s390_mangle_type): This.
8095 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8096 (TARGET_MANGLE_TYPE): Define this instead.
8097 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8098 (sparc_mangle_type): This.
8099 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8100 (TARGET_MANGLE_TYPE): Define this instead.
8101 * cp/mangle.c (write_type): Call mangle_type target hook on all
8102 types before mangling. Use original type, not main variant, as
8104 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8105 (TARGET_MANGLE_TYPE): This.
8106 * target.h (gcc_target): Rename mangle_fundamental_type to
8108 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8109 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8111 2007-07-25 Julian Brown <julian@codesourcery.com>
8112 Paul Brook <paul@codesourcery.com>
8113 Joseph Myers <joseph@codesourcery.com>
8114 Mark Shinwell <shinwell@codesourcery.com>
8116 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8117 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8118 (with_fpu): Allow --with-fpu=neon.
8119 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8120 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8121 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8122 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8123 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8124 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8125 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8126 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8127 (output_move_neon): Add prototypes.
8128 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8129 (all_fpus): Add FPUTYPE_NEON.
8130 (fp_model_for_fpu): Add NEON field.
8131 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8132 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8134 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8136 (thumb2_legitimate_address_p): Likewise.
8137 (neon_valid_immediate): Recognize and prepare constants suitable for
8139 (neon_immediate_valid_for_move): New function. Recognize and prepare
8140 immediates for NEON move instructions.
8141 (neon_immediate_valid_for_logic): New function. Recognize and
8142 prepare immediates for NEON logic instructions.
8143 (neon_output_logic_immediate): New function. Create asm string
8144 suitable for outputting immediate logic instructions.
8145 (neon_pairwise_reduce): New function. Implement reduction using
8146 pairwise operations.
8147 (neon_expand_vector_init): New function. Expand a (possibly
8148 non-constant) vector initialization.
8149 (neon_vector_mem_operand): New function. Memory operands supported
8150 for quad-word loads/stores to/from ARM or NEON registers. Don't
8151 allow base+offset addressing for core regs.
8152 (neon_struct_mem_operand): New function. Valid mems for NEON
8154 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8155 from neon_vector_mem_operand addresses without a secondary register.
8156 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8157 (add_minipool_backward_ref): Likewise.
8158 (dump_minipool): Likewise.
8159 (push_minipool_fix): Likewise.
8160 (output_move_quad): New function. Output quad-word moves, loads and
8161 stores using ARM registers.
8162 (output_move_vfp): Add support for vectors in VFP (NEON) D
8164 (output_move_neon): Output a NEON load/store to/from a quadword
8166 (arm_print_operand): Implement new codes:
8167 - 'c' for unadorned integers (without a # sign).
8168 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8170 - 'e', 'f' for the low and high D parts of a NEON Q register.
8171 - 'q' outputs a NEON Q register.
8172 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8173 - 'T' prints NEON opcode features from a coded bitmask.
8174 - 'F' is similar to T, but signed/unsigned codes both print as
8176 - 't' is similar to T, but 'u' is printed instead of 'p'.
8177 - 'O' prints 'r' if NEON instruction should perform rounding (as
8178 specified by bitmask), else prints nothing.
8179 - '#' is a punctuation character to stop operand numbers from
8180 running together with following digits in the assembler
8181 strings for instructions (when using mode attributes).
8182 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8183 constant vectors in big-endian mode, where necessary.
8184 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8185 Handle EI, OI, CI, XI modes.
8186 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8187 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8188 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8189 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8190 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8192 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8193 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8194 to turn v8qi, etc. into bits defined above.
8195 (neon_itype): New enumeration. Classifications of NEON builtins.
8196 (neon_builtin_datum): Define struct. Contains information about
8197 a single builtin (with multiple modes).
8198 (CF): Define helper macro for...
8199 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8201 (neon_builtin_data): New array. Define information about builtins
8202 for use during initialization/expansion.
8203 (arm_init_neon_builtins): New function.
8204 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8206 (neon_builtin_compare): New function.
8207 (locate_neon_builtin_icode): New function. Find an insn code for a
8208 builtin given a function code for that builtin. Also return type of
8209 builtin (NEON_BINOP, NEON_UNOP etc.).
8210 (builtin_arg): New enumeration. Types of arguments for builtins.
8211 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8212 Takes a variable argument list of builtin_arg types, terminated by
8214 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8215 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8216 (neon_emit_pair_result_insn): New function. Support returning pairs
8217 of vectors via a pointer.
8218 (neon_disambiguate_copy): New function. Set up operands for a
8219 multi-word copy such that registers do not get clobbered.
8220 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8221 ARM_BUILTIN_NEON_BASE.
8222 (arm_file_start): Set float-abi attribute for NEON.
8223 (arm_vector_mode_supported_p): Enable NEON vector modes.
8224 (arm_mangle_map_entry): New.
8225 (arm_mangle_map): New.
8226 (arm_mangle_vector_type): New.
8227 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8229 (TARGET_NEON): New macro. Target supports NEON.
8230 (fputype): Add FPUTYPE_NEON.
8231 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8232 for vectorization based on command-line arg.
8233 (NEON_REGNO_OK_FOR_NREGS): Define.
8234 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8235 (VALID_NEON_STRUCT_MODE): Define.
8236 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8237 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8238 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8239 (consttable_16): Add pattern for outputting 16-byte minipool
8241 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8243 (vec-common.md, neon.md): Include md files.
8244 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8245 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8246 (memory_constraint "Ut", "Un", "Us"): Define.
8247 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8248 (MMX_char): New mode attribute.
8249 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8250 (*add<mode>3_iwmmxt): New insn pattern.
8251 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8252 (*sub<mode>3_iwmmxt): New insn pattern.
8253 (mulv4hi3): Rename to...
8254 (*mulv4hi3_iwmmxt): This.
8255 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8256 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8257 (uminv4hi3, uminv2si3): Remove. Replace with...
8258 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8259 (*umin<mode>3_iwmmxt): These.
8260 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8261 (ashr<mode>3_iwmmxt): This new pattern.
8262 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8263 (lshr<mode>3_iwmmxt): This new pattern.
8264 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8265 (ashl<mode>3_iwmmxt): This new pattern.
8266 * config/arm/neon-docgen.ml: New file. Generate documentation for
8268 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8269 * config/arm/arm_neon.h: New (autogenerated).
8270 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8272 * config/arm/neon.md: New file. Define NEON instructions.
8273 * config/arm/neon.ml: New file. Abstract description of NEON
8274 instructions, used to generate arm_neon.h header, documentation and
8276 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8277 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8279 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8281 (ARM NEON Intrinsics): New subsection.
8282 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8284 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8286 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8289 2007-07-24 Jan Hubicka <jh@suse.cz>
8291 * regclass.c (move_table): New type.
8292 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8293 (init_move_cost): Break out from ...
8294 (init_reg_sets_1): ... here; simplify computation of
8295 have_regs-of_mode and contains_reg_of_mode.
8296 (record_reg_classes): Unswitch internal loops.
8297 (copy_cost): Trigger lazy initialization of move cost
8298 (record_address_regs): Likewise.
8300 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8302 * config/darwin.c (darwin_override_options): Don't force on
8303 flag_var_tracking_uninit when no debug info is requested.
8305 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8307 * cfgloop.c (init_loops_structure): New function.
8308 (flow_loops_find): Create root of the loop tree unconditionally.
8310 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8312 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8314 2007-07-24 Jan Hubicka <jh@suse.cz>
8316 * caller-save.c: Include ggc.h, gt-caller-save.h
8317 (reg_save_code, reg_restore_code): Rename to ...
8318 (cached_reg_save_code, cached_reg_restore_code): ... those.
8319 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8320 (reg_save_code, reg_restore_code): New functions.
8321 (init_caller_save): Do not intialize
8322 reg_save_code/reg_restore_code tables.
8323 * Makefile.in: (gt-caller-save.h): New.
8325 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8327 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8328 with the mode of the original operand instead of
8331 2007-07-23 Jan Hubicka <jH@suse.cz>
8333 * i386.c (ix86_secondary_memory_needed): Break out to...
8334 (inline_secondary_memory_needed): ... here.
8335 (ix86_memory_move_cost): Break out to ...
8336 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8337 maximum of input and output; fix handling of Q_REGS on 64bit.
8338 (ix86_secondary_memory_needed): Microoptimize.
8340 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8342 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8343 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8344 stmts_from_loop, known_dependences_p, build_rdg): New.
8345 * tree-data-ref.h: Depends on graphds.h.
8346 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8347 (build_rdg): Declared.
8348 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8350 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8352 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8355 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8356 Jakub Jelinek <jakub@redhat.com>
8358 PR middle-end/PR28690
8359 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8361 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8362 and MEM_POINTER operands over REG and MEM operands.
8363 (swap_commutative_operands_p): Change return value to bool.
8364 * rtl.h: Update the corresponding prototype.
8365 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8366 instead of gen_rtx_PLUS.
8367 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8368 value to bool. Change function arguments to rtx's and update code
8370 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8371 calls to match the new declaration.
8372 * simplify-rtx.c (simplify_associative_operation): Don't
8373 reorder simplify_binary_operation arguments.
8375 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8377 * config/mips/mips.c (override_options): Use mips_costs to derive
8378 the default branch cost.
8379 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8381 * config/mips/mips.opt (mbranch-cost=): New option.
8382 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8384 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8386 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8387 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8388 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8389 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8391 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8393 * config/mips/constraints.md (ks): New constraint.
8394 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8395 (*add<mode>3_mips16): ...here.
8397 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8399 * optabs.h (enum optab_index): Add new OTI_signbit.
8400 (signbit_optab): Define corresponding macro.
8401 (enum insn_code signbit_optab[]): Remove array.
8402 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8403 (expand_copysign_absneg): If back end provides signbit insn, use it
8404 instead of bit operations on floating point argument.
8405 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8406 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8407 for availability of signbit insn.
8409 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8410 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8411 SSE mode is not active.
8412 (isinf<mode>2): Disable for mfpmath=sse,387.
8414 2007-07-22 Ben Elliston <bje@au.ibm.com>
8416 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8418 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8420 2007-07-20 Richard Guenther <rguenther@suse.de>
8422 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8423 integral typed condition.
8424 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8425 booleanness. Only preserve conversions from a non-base
8426 type to a base type, not in general between types with
8427 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8428 * tree.def (COND_EXPR): Document that the condition
8429 can be of any integral type.
8431 2007-07-20 Nigel Stephens <nigel@mips.com>
8432 Richard Sandiford <richard@codesourcery.com>
8434 * config/mips/mips.h (mips_dwarf_regno): Declare.
8435 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8436 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8437 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8438 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8439 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8440 (REG_CLASS_NAMES): Update accordingly.
8441 * config/mips/mips.c (mips_dwarf_regno): New array.
8442 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8443 (mips_subword): Remove special handling for accumulator registers.
8444 (override_options): Initiailize mips_dwarf_regno. Remove use
8446 (mips_swap_registers): New function.
8447 (mips_conditional_register_usage): Swap accumulator registers
8448 around if TARGET_LITTLE_ENDIAN.
8449 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8450 * config/mips/constraints.md (h, l): Use the endianness to choose
8451 between MD0_REG and MD1_REG.
8452 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8453 alternative-dependent template.
8455 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8457 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8460 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8462 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8463 predecessor fallthru flags.
8465 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8467 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8468 of compare to the same type.
8469 * cfgloopmanip.c (add_loop): Update information about loop exits.
8470 (loop_version): Remove the innermost loop requirement.
8471 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8472 to sizetype for pointers.
8474 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8476 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8477 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8478 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8480 * config/dfp-bit.c: Empty for TFmode conversions.
8482 2007-07-18 Caroline Tice <ctice@apple.com>
8484 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8485 and handle them correctly; check that src is not NULL before
8487 (find_src_set_src): Likewise.
8489 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8491 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8492 (struct alignment_context, init_alignment_context): New.
8493 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8494 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8495 (XCHAL_HAVE_S32C1I): Likewise.
8496 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8497 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8498 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8499 (ATOMIC, HQI): New macros.
8500 (memory_barrier, *memory_barrier): New.
8501 (sync_lock_releasesi): New.
8502 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8503 (sync_lock_test_and_set<mode>): New.
8504 (sync_<atomic><mode>): New.
8505 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8506 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8507 (xtensa_expand_atomic): New.
8509 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8513 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8514 transformation for builtin ISNORMAL.
8515 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8516 * builtins.def (BUILT_IN_ISNORMAL): New.
8517 * doc/extend.texi: Document isnormal.
8519 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8523 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8524 optabs infrastructure. Provide generic implementation for
8526 (expand_builtin): Handle FINITE/ISFINITE.
8527 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8528 (fold_builtin_1): Likewise.
8530 * builtins.def (BUILT_IN_ISFINITE): New.
8532 * doc/extend.texi: Document isfinite.
8534 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8539 * builtins.c (expand_builtin_interclass_mathfn): Provide a
8540 generic fallback for isinf.
8541 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
8542 calculation code ...
8543 * real.c (get_max_float): ... to here.
8544 * real.h (get_max_float): New.
8546 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8550 * builtin-attrs.def (ATTR_TYPEGENERIC,
8551 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
8553 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
8554 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
8555 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
8556 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
8558 * c-common.c (handle_type_generic_attribute): New.
8559 (c_common_attribute_table): Add "type generic".
8561 * c-typeck.c (convert_arguments): Handle "type generic" functions.
8563 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
8565 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
8566 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
8569 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
8572 * config/cris/cris.c (cris_print_index): Don't use XEXP before
8573 checking that the operand is an expression.
8575 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8576 Danny Smith <dannysmith@users.sourceforge.net>
8579 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
8580 file mapping object in local namespace if Windows version later
8583 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8585 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
8586 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
8587 arm_cannot_force_const_mem.
8588 (arm_cannot_force_const_mem): New function.
8589 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8590 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
8591 of arm_tls_referenced_p.
8592 * config/arm/arm.md (movsi): Split out-of-section constants when
8593 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
8594 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8596 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8598 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
8600 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8602 * config/mips/mips.md (*extendqihi2): Convert the destination
8605 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8607 * config/pa/fptr.c: Update license header.
8608 * config/pa/milli64.S: Likewise.
8610 2007-07-17 Nick Clifton <nickc@redhat.com>
8612 * COPYING_v3: New file. Contains version 3 of the GNU General
8614 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
8615 Lesser General Public License.
8616 * doc/include/gpl_v3.texi: New file. Contains version 3 of
8617 the GNU General Public License.
8619 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
8621 PR rtl-optimization/32773
8622 * cfglayout.c (force_one_exit_fallthru): New function.
8623 (cfg_layout_finalize): Use it.
8625 2007-07-16 Richard Guenther <rguenther@suse.de>
8626 Uros Bizjak <ubizjak@gmail.com>
8628 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
8629 before forcing it to gimple operand.
8631 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8632 David Ung <davidu@mips.com>
8634 * config/mips/mips.h (TUNE_24K): Define.
8635 (TUNE_MACC_CHAINS): Add TUNE_24K.
8636 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
8638 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
8639 (r74k_int_madd): .. this new reservation.
8640 (define_bypass): Fixed bypasses for r74k_int_madd to use
8642 * config/mips/24k.md (define_bypass): Define new
8643 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
8645 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8646 Nigel Stephens <nigel@mips.com>
8648 * config/mips/mips.md: Include 20kc.md.
8649 * config/mips/20kc.md: New file.
8650 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
8651 (mips_adjust_cost): Tweak for 20Kc.
8652 (mips_issue_rate): Likewise.
8653 * config/mips/mips.h (TUNE_20KC): Define.
8655 2007-07-16 David Edelsohn <edelsohn@gnu.og>
8657 * config/rs6000/rs6000.c (struct processor_cost): Add
8658 cache_line_size, l1_cache_lines, and simultaneous_prefetches
8660 (*_cost): Add cache information.
8661 (rs6000_override_options): Set cache parameters.
8663 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8666 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
8667 * doc/install.texi (mips-sgi-irix6): pthread support works now.
8669 2007-07-16 Paul Brook <paul@codesourcery.com>
8672 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
8673 (cirrus_thumb2_movsi_insn): Ditto.
8675 2007-07-15 Geoffrey Keating <geoffk@apple.com>
8677 * config/rs6000/darwin-fallback.c (interpret_libc): Change
8680 2007-07-15 Andrew Haley <aph@redhat.com>
8682 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
8683 before looking in the context.
8685 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8689 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
8690 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
8691 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
8692 (pa_output_function_prologue): Use rp_saved and
8693 current_function_is_leaf to generate .CALLINFO statement.
8694 (hppa_expand_prologue): Set rp_saved.
8695 (hppa_expand_epilogue): Use rp_saved.
8696 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
8697 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
8699 2007-07-14 Dirk Mueller <dmueller@suse.de>
8701 * omega.c (coalesce): Fix memory leak on early exit.
8702 * matrix-reorg.c (check_allocation_function): Likewise.
8703 * tree-vect-transform.c (vect_get_new_vect_var): free result
8705 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8706 pass pointer to edge vector
8707 (partition_hot_cold_basic_blocks): Fix memory leak.
8708 * collect2.c (prefix_from_string): Free temporary storage.
8709 * reload1.c (fixup_abnormal_edges): Free sbitmap.
8711 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
8713 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
8714 (DO_GLOBAL_DTORS_BODY): Likewise.
8716 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
8717 Nigel Stephens <nigel@mips.com>
8719 * config/mips/mips.c (mips_classify_symbol): Don't return
8720 SYMBOL_SMALL_DATA for constant pool addresses if
8721 TARGET_EMBEDDED_DATA is true.
8723 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
8725 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
8726 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
8727 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
8728 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
8729 __builtin_ia32_storehps, __builtin_ia32_storelps,
8730 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
8731 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
8732 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
8733 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
8734 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
8735 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
8736 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
8737 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
8738 using def_builtin_const.
8740 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
8742 PR tree-optimization/32705
8743 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
8744 (simplify_binary_expression): Use SSA_VAL consistently.
8746 2007-07-13 David Edelsohn <edelsohn@gnu.org>
8748 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
8749 (SPEFSCR_REGNO): Delete definition.
8750 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
8751 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8752 * config/rs6000/rs6000.h: Do not define *_REGNO.
8753 LINK_REGISTER_REGNUM -> LR_REGNO.
8754 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8755 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
8756 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8757 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
8758 R_VRSAVE, R_VSCR. Use them.
8759 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
8760 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
8761 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
8762 * config/rs6000/aix.h: Define R_LR. Use it.
8764 2007-07-13 Caroline Tice <ctice@apple.com>
8766 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
8767 flag_var_tracking is explicitly turned off (i.e. when variable
8768 tracking is not feasible); otherwise, turn flag_var_tracking on when
8769 flag_var_tracking_uninit is on.
8770 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
8771 note definitions, to allow recording of initialization status in the
8773 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
8774 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
8775 determine if two note locations are equal.
8776 (output_loc_list): Don't output list entries whose start & end labels
8778 (reg_loc_descriptor): Add parameter for initialization status; pass it
8779 to other loc descriptor functions.
8780 (one_reg_loc_descriptor): Add parameter for initialization status;
8781 check its value and add DW_OP_GNU_uninit to returned loc descr if
8783 (multiple_reg_loc_descriptor): Add parameter for initialization
8785 pass init status argument to other loc descriptor functions; check
8786 value of intialization parameter and add DW_OP_GNU_uninit to returned
8787 loc descr if appropriate.
8788 (based_loc_descr): Add parameter for initialization status; add new
8789 variable for return value; check value of initialization parameter and
8790 add DW_OP_GNU_uninit to returned loc descr if appropriate.
8791 (concatn_mem_loc_descriptor): Add parameter for initialization status;
8792 pass init status argument to other loc descriptor functions; check
8793 value of intialization parameter and add DW_OP_GNU_uninit to returned
8794 loc descr if appropriate.
8795 (mem_loc_descriptor): Likewise.
8796 (concat_loc_descriptor): Likewise.
8797 (concatn_loc_descriptor): Likewise.
8798 (loc_descriptor): Add parameter for initialization status; pass it as
8799 argument to other loc descriptor function calls.
8800 (loc_descriptor_from_tree_1): Add appropriate initialization status
8801 to loc descriptor function calls.
8802 (add_location_or_const_value_attribute): Get initialization status
8803 from VAR_LOCATION note; add initialization status to loc descriptor
8805 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
8806 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
8807 status is uninitialized, add "[uninint]" to output.
8808 * common.opt (fvar-tracking-uninit): New option, similar to
8809 fvar-tracking, to turn on tracking of uninitialized variables; creates
8810 a new global flag, flag_var_tracking_uninit.
8811 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
8812 (enum var_init_status): New type, for var initialization status field.
8813 * var-tracking.c (struct location_chain_def): Two new fields, init,
8814 for initialization status, and set_src for the assignment value expr.
8815 (unshare_variable): New parameter for initialization status;
8816 initialize new init and set_src fields.
8817 (var_reg_set): New parameters for initialization status and value;
8818 pass them to set_variable_part.
8819 (var_mem_set): Likewise.
8820 (get_init_value): New function.
8821 (var_reg_delete_and_set): New initialization status & value
8822 parameters; add call to get_init_value if status is unknown; pass new
8823 parameters to clobber_variable_part and var_reg_set.
8824 (var_mem_delete_and_set): Likewise.
8825 (var_reg_delete): Pass null set_src value to clobber_variable_part.
8826 (var_mem_delete): Likewise.
8827 (variable_union): Pass status to unshare_variable; initialize new init
8828 and set_src fields. If flag_var_tracking_uninit is not set, force
8829 status to initialized.
8830 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
8831 used later to get the set_src value.
8832 (find_src_status): New function.
8833 (find_src_set_src): New function.
8834 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
8835 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
8836 MO_SET, get set_src value and pass it to var_reg_delete_and_set
8837 and var_mem_delete_and_set.
8838 (dump_variable): Print out "[uninit]" if appropriate.
8839 (set_variable_part): Add new initialization and set_src parameters;
8840 pass status to unshare_variable; set node->init and node- >set_src
8841 fields and modify slot in hash table appropriately; save the init and
8842 set_src values if appropriate and assign to the new node.
8843 (clobber_variable_part): New set_src parameter; if two nodes have
8844 same variable and same location but different set_src (assignment)
8845 values, clobber old node.
8846 (delete_variable_part): Pass init status to unshare_variable.
8847 (emit_note_insn_var_location): Add initialized var; assign var's init
8848 status to new 'initialized'; pass new init status field to calls to
8849 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
8850 status to initialized.
8851 (emit_notes_in_bb): Pass initialization status to calls to
8852 var_reg_set, var_mem_set, var_reg_delete_and_set and
8853 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
8854 var_reg_delete_and_set and var_mem_delete_and_set; call
8855 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
8856 make up for change in add_stores.
8857 (vt_add_function_parameters): Add status to calls to
8859 * config/darwin.c (darwin_override_options): Turn on uninitialized
8860 tracking automatically, if var_tracking is on and the system is
8863 2007-07-13 Sa Liu <saliu@de.ibm.com>
8865 * config.gcc: Add options for arch and tune on SPU.
8866 * config/spu/predicates.md: Add constant operands 0 and 1.
8867 * config/spu/spu-builtins.def: Add builtins for double precision
8868 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
8869 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
8871 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
8873 * config/spu/spu-protos.h: Add new function prototypes.
8874 * config/spu/spu.c (spu_override_options): Check options -march and
8876 (spu_comp_icode): Add comparison code for DFmode and vector mode.
8877 (spu_emit_branch_or_set): Use the new code for DFmode and vector
8879 (spu_const_from_int): New. Create a vector constant from 4 ints.
8880 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
8881 (spu_emit_vector_compare): New. Emit vector compare.
8882 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
8883 * config/spu/spu.h: Add options -march and -mtune. Define processor
8884 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
8885 CANONICALIZE_COMPARISON.
8886 * config/spu/spu.md: Add new insns for double precision compare
8887 and double precision vector compare. Add vcond and smax/smin patterns
8888 to enable DFmode vector conditional expression.
8889 * config/spu/spu.opt: Add options -march and -mtune.
8890 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
8891 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
8892 both CELL and CELLEDP targets: spu_testsv.
8893 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
8896 2007-07-13 Richard Guenther <rguenther@suse.de>
8898 PR tree-optimization/32721
8899 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
8900 TREE_THIS_VOLATILE on the folded reference.
8901 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
8902 if the array reference has TREE_THIS_VOLATILE set.
8904 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
8907 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
8909 2007-07-13 Andreas Schwab <schwab@suse.de>
8911 * gengtype-lex.l: Allow declarations to be indented.
8913 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8915 * ginclude/tgmath.h: New.
8916 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
8917 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
8918 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
8919 * configure: Regenerate.
8921 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8923 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
8924 correct index when setting register save state for xd
8927 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8929 * config/sh/sh.c (mark_use): Remove.
8931 2007-07-12 Paul Brook <paul@codesourcery.com>
8933 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
8934 reg does not overlap return value.
8936 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
8938 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
8939 (set_expression_vuses): Ditto.
8940 (init_pre): Initialize expression_vuses.
8942 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8944 * config/i386/sse.md (storentdf, storentsf): New.
8946 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8948 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
8950 * tree.c (build_decl_stat): Move code from here...
8951 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
8952 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
8953 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
8954 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
8955 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
8958 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8959 Devang Patel <dpatel@apple.com>
8961 PR tree-optimization/25413
8962 * targhooks.c (default_builtin_vector_alignment_reachable): New.
8963 * targhooks.h (default_builtin_vector_alignment_reachable): New.
8964 * tree.h (contains_packed_reference): New.
8965 * expr.c (contains_packed_reference): New.
8966 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
8967 (vect_enhance_data_refs_alignment): Call
8968 vector_alignment_reachable_p.
8969 * target.h (vector_alignment_reachable): New builtin.
8970 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
8971 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
8972 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
8974 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8976 * target.h (builtin_vectorization_cost): Add new target builtin.
8977 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
8978 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
8979 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
8980 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
8981 uninitialized variables.
8982 * tree-vect-transform.c (cost_for_stmt): New function.
8983 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
8984 using cost 1 for all scalar stmts. Be less conservative when
8985 estimating the number of prologue/epulogue iterations. Call
8986 targetm.vectorize.builtin_vectorization_cost. Return
8987 min_profitable_iters-1.
8988 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
8989 initialization cost instead of TARG_VEC_STMT_COST. Use
8990 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
8991 epilogue code. Fix epilogue cost computation.
8992 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
8993 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
8994 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
8995 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
8996 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
8997 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
8999 2007-07-12 Richard Guenther <rguenther@suse.de>
9001 * gimplify.c (gimplify_conversion): Make sure that the result
9002 from maybe_fold_offset_to_reference is trivially convertible
9003 to the desired type before doing the simplification.
9004 (gimplify_expr): Likewise.
9005 * fold-const.c (fold_binary): Use the correct types for
9006 building the simplified expression.
9008 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9010 PR rtl-optimization/32729
9011 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9012 that fallthru to exit.
9014 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9016 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9017 (symDTPOFF2reg): Likewise.
9019 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9021 PR tree-optimization/32663
9023 * tree.h (VALUE_HANDLE_VUSES): Remove.
9024 (struct tree_value_handle): Remove vuses.
9026 * tree-vn.c (create_value_handle_for_expr): Don't set
9029 * tree-ssa-pre.c (expression_vuses): New.
9030 (alloc_expression_id): Set up expression_vuses.
9031 (get_expression_vuses): New.
9032 (set_expression_vuses): Ditto.
9033 (clear_expression_ids): Modify for expression_vuses.
9034 (phi_translate_1): Ditto.
9035 (phi_translate_set): Ditto.
9036 (value_dies_in_block_x): Ditto
9037 (valid_in_sets): Ditto.
9038 (add_to_sets): Ditto.
9039 (find_existing_value_expr): Ditto.
9040 (create_value_handle_for_expr): Ditto.
9041 (make_values_for_stmt): Ditto.
9042 (vuse_equiv): Remove.
9044 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9046 * Makefile.in (mostlyclean): Remove object files.
9048 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9050 * toplev.c (no_new_pseudos): Deleted.
9051 * rtl.h (no_new_pseudos): Deleted.
9052 * tree-pass.h (pass_no_new_pseudos): Deleted.
9053 * passes.c (pass_no_new_pseudos): Deleted.
9054 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9055 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9056 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9058 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9059 * rtlhooks.c (gen_lowpart_general): Ditto.
9060 * optabs.c (prepare_operand): Ditto.
9061 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9063 * modulo-sched.c (rest_of_handle_sms): Ditto.
9064 * see.c (rest_of_handle_see): Ditto.
9065 * ifcvt.c (if_convert): Ditto.
9066 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9068 * init-regs.c (gate_initialize_regs): Deleted set of
9070 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9071 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9072 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9074 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9077 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9078 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9079 (*vec_extractv2di_1_rex64): New insn pattern.
9081 2007-07-11 David Daney <ddaney@avtrex.com>
9083 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9084 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9085 for SIGNAL_UNWIND_RETURN_COLUMN.
9086 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9087 (DWARF_FRAME_REGNUM): Rewrite.
9088 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9090 2007-07-11 Nick Clifton <nickc@redhat.com>
9092 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9093 delta and use gen_int_mode in place of GET_INT instead.
9095 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9097 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9100 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9102 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9103 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9105 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9106 (USE_CANONICAL_TYPES): New.
9107 * doc/invoke.texi (verify-canonical-types): Remove.
9108 (use-canonical-types): Add.
9110 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9112 * config/spu/spu.c (spu_optimization_options): Remove setting of
9113 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9114 (spu_override_options): Move it here.
9116 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9118 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9119 * config/mips/mips.c (mips_cpu_info_table): Mention
9120 MIPS_ISA_LEVEL_SPEC in the comment.
9122 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9124 PR tree-optimization/32713
9125 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9127 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9130 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9131 conditional to flag_isoc99.
9132 (c_common_init_options): Do it here, unconditionally.
9134 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9136 PR tree-optimization/32589
9137 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9138 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9139 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9140 predicate, extracted from...
9141 (set_rhs): ...here. Call it for the expression on entry.
9142 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9143 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9144 (simplify_binary_expression): Use valid_gimple_expression_p
9145 to validate the simplification.
9146 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9148 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9150 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9151 DWARF2_DEBUG on 32 bit target too.
9152 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9154 2007-07-11 Nick Clifton <nickc@redhat.com>
9156 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9157 version for 64-bit hosts.
9159 2007-07-10 David Daney <ddaney@avtrex.com>
9161 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9163 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9165 * config/mips/mips.c (mips_expand_synci_loop): New function.
9166 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9167 (UNSPEC_RDHWR): Same.
9168 (UNSPEC_SYNCI): Same.
9169 (UNSPEC_SYNC): Same.
9170 (clear_cache): New expand.
9174 (clear_hazard): Same.
9175 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9177 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9178 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9180 2007-07-10 Ian Lance Taylor <iant@google.com>
9182 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9185 2007-07-10 David Daney <ddaney@avtrex.com>
9187 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9188 * builtins.c (expand_builtin___clear_cache): New function.
9189 (expand_builtin): Call expand_builtin___clear_cache for
9190 BUILT_IN_CLEAR_CACHE case.
9191 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9192 * doc/md.texi (clear_cache): Document new instruction pattern.
9193 * testsuite/gcc.dg/builtins-64.c: New test.
9195 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9197 * config/cris/cris.md ("movsi"): Fix typo in last change.
9199 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9202 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9204 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9205 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9206 for FUNCTION_DECLs. Don't use align_functions_log if
9208 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9209 even for FUNCTION_DECLs.
9210 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9212 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9213 (DECL_FUNCTION_CODE): Update for new location and name of
9215 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9216 (struct tree_decl_common): Move 'align' and 'off_align' out
9217 of union, ensure they're still on a 32-bit boundary. Remove
9218 other fields in union 'u1'.
9219 (struct tree_function_decl): Add field 'function_code' replacing
9220 'u1.f' in tree_decl_common.
9221 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9222 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9223 (Variable Attributes): Cross-reference 'aligned' attribute
9224 to Function Attributes.
9225 * flags.h (force_align_functions_log): Delete.
9226 * toplev.c (force_align_functions_log): Delete.
9228 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9231 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9232 (*vec_concatv2di_rex): New insn pattern.
9234 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9237 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9239 2007-07-10 Ian Lance Taylor <iant@google.com>
9241 Replace no_new_pseudos in backends.
9242 * rtl.h (can_create_pseudo_p): Define.
9243 * config/darwin.c (machopic_indirect_data_reference): Use
9244 can_create_pseudo_p () instead of no_new_pseudos.
9245 (machopic_indirect_data_reference): Likewise.
9246 (machopic_legitimize_pic_address): Likewise.
9247 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9248 (alpha_emit_set_const_1): Likewise.
9249 (alpha_emit_set_const): Likewise.
9250 (alpha_emit_conditional_move): Likewise.
9251 (alpha_split_conditional_move): Likewise.
9252 * config/alpha/alpha.md (various splitters): Likewise.
9254 * config/arm/arm.c (legitimize_pic_address): Likewise.
9255 (arm_load_pic_register): Likewise.
9256 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9257 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9258 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9259 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9260 * config/cris/cris.md (movsi): Likewise.
9261 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9262 (symGOTOFF2reg_hilo): Likewise.
9263 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9264 * config/h8300/h8300.md (insv, extzv): Likewise.
9265 * config/i386/i386.c (ix86_expand_move): Likewise.
9266 (ix86_expand_vector_move): Likewise.
9267 (ix86_prepare_fp_compare_args): Likewise.
9268 (ix86_expand_carry_flag_compare): Likewise.
9269 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9270 (tls_dynamic_gnu2_combine_32): Likewise.
9271 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9272 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9273 (ia64_expand_movxf_movrf): Likewise.
9274 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9275 (m32c_split_move): Likewise.
9276 (m32c_expand_insv): Likewise.
9277 * config/m68k/m68k.md (movsi): Likewise.
9278 * config/mips/mips.c (mips_force_temporary): Likewise.
9279 (mips_split_symbol): Likewise.
9280 (mips_move_integer): Likewise.
9281 (mips_legitimize_const_move): Likewise.
9282 * config/mn10300/mn10300.md (movsi): Likewise.
9283 * config/pa/pa.c (emit_move_sequence): Likewise.
9284 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9285 (rs6000_got_register): Likewise.
9286 (create_TOC_reference): Likewise.
9287 (rs6000_machopic_legitimize_pic_address): Likewise.
9288 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9289 (various splitters): Likewise.
9290 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9291 (movsi_got): Likewise.
9292 * config/s390/s390.c (emit_symbolic_move): Likewise.
9293 * config/s390/s390.md (movhi, movqi): Likewise.
9294 (load_multiple, store_multiple): Likewise.
9295 * config/score/score.c (score_force_temporary): Likewise.
9296 * config/sh/sh.c (prepare_move_operands): Likewise.
9297 (prepare_cbranch_operands): Likewise.
9298 (emit_fpu_switch): Likewise.
9299 (fpscr_set_from_mem): Likewise.
9300 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9301 (adddi3, subsi3): Likewise.
9302 (various splitters): Likewise.
9303 (divsi_inv_fp_combine): Likewise.
9304 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9305 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9307 * config/sh/predicates.md (xor_operand): Likewise.
9308 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9309 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9310 (movdi_pic_label_ref): Likewise.
9311 * config/spu/spu.c (spu_split_immediate): Likewise.
9312 * config/alpha/alpha.md (various splitters): Remove test
9313 !no_new_pseudos || reload_completed.
9314 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9316 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9317 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9318 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9319 * config/score/score.c (th_output_mi_thunk): Likewise.
9320 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9321 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9323 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9325 PR rtl-optimization/32664
9326 * mode-switching.c (create_pre_exit): Skip barrier insns.
9328 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9330 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9331 force_gimple_operand_bsi.
9332 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9333 rewrite_use_compare): Ditto.
9334 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9336 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9337 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9338 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9339 * tree-profile.c (prepare_instrumented_value,
9340 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9341 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9342 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9343 tree_gen_ior_profiler): Ditto.
9344 * tree-ssa-reassoc.c (negate_value): Ditto.
9345 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9346 Use force_gimple_operand_bsi.
9347 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9348 * tree-if-conv.c (add_to_dst_predicate_list,
9349 find_phi_replacement_condition): Ditto.
9350 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9351 Call mark_symbols_for_renaming for new statements.
9352 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9354 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9356 * cfghooks.c (remove_edge): New function.
9357 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9359 * cfghooks.h (remove_edge): Declare.
9360 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9361 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9363 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9365 * optabs.h: Added declaration for signbit_optab.
9366 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9367 * genoptinit.c (optabs): Added entry for signbit insns.
9368 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9370 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9371 * config/s390/s390.md (signbit<mode>2): New expander.
9373 2007-07-09 Richard Guenther <rguenther@suse.de>
9376 * fold-const.c (fold_plusminus_mult_expr): Move constant
9377 arguments second to allow decomposing.
9379 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9382 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9384 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9385 Disregard DECL_FROM_INLINE.
9387 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9390 * doc/invoke.texi: Add ftree-reassoc flag.
9391 * common.opt (ftree-reassoc): New flag.
9392 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9393 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9395 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9397 PR tree-optimization/32681
9398 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9399 saved in second_edge->aux when first_bb is a loop header.
9401 2007-07-09 Jan HUbicka <jh@suse.cz>
9403 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9405 2007-07-09 Richard Guenther <rguenther@suse.de>
9407 * c-decl.c (start_function): Do not promote return type.
9409 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9411 * function.c (do_warn_unused_parameter): Do not warn if
9412 TREE_NO_WARNING is set.
9414 2007-07-08 Andreas Schwab <schwab@suse.de>
9416 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9418 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9421 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9423 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9424 apply to assembly language, too.
9425 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9427 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9429 Revert (note the sccvn portions are *not* reverted)
9430 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9432 Fix PR tree-optimization/23488
9434 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9436 * tree-flow-inline.h (get_value_handle): Ditto.
9437 * tree-ssa-pre.c (decl_vh_map): New.
9438 (decl_node_pool): New.
9439 (can_value_number_operation): Support DECL_P.
9440 (can_PRE_operation): Ditto.
9441 (create_expression_by_pieces): Ditto.
9442 (find_existing_value_expr): Modify to differnetiate between
9443 addressing and top level.
9444 (create_value_handle_for_expr): Handle DECL's.
9445 (poolify_tree): Ditto.
9446 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9447 (make_values_for_stmt): Handle DECL's properly.
9448 (init_pre): Reorg to not init useless things during FRE.
9450 * tree-flow.h: Include pointer-set.h.
9451 (decl_vh_map): Declare.
9452 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9454 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9456 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9457 the constraint description.
9458 * doc/md.texi: Update documentation of AVR constraints.
9460 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9462 * auto-inc-dec.c, config/arm/arm.c,
9463 config/m32r/constraints.md, config/mips/mips.md,
9464 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9465 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9466 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9467 typos. Follow spelling conventions.
9468 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9470 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9471 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9473 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9474 realloc_vuse): Remove.
9475 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9478 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9480 Fix PR tree-optimization/23488
9482 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9483 (try_to_simplify): Ditto.
9485 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9487 * tree-flow-inline.h (get_value_handle): Ditto.
9488 * tree-ssa-pre.c (decl_vh_map): New.
9489 (decl_node_pool): New.
9490 (can_value_number_operation): Support DECL_P.
9491 (can_PRE_operation): Ditto.
9492 (create_expression_by_pieces): Ditto.
9493 (find_existing_value_expr): Modify to differnetiate between
9494 addressing and top level.
9495 (create_value_handle_for_expr): Handle DECL's.
9496 (poolify_tree): Ditto.
9497 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9498 (make_values_for_stmt): Handle DECL's properly.
9499 (init_pre): Reorg to not init useless things during FRE.
9501 * tree-flow.h: Include pointer-set.h.
9502 (decl_vh_map): Declare.
9503 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9505 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9507 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9508 apply to assembly language, too.
9509 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9511 2007-07-06 Ian Lance Taylor <iant@google.com>
9512 Zack Weinberg <zackw@panix.com>
9515 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9517 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9519 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9520 (prefetch): Likewise if "pref" would be used.
9522 2007-07-06 Josh Conner <jconner@apple.com>
9526 * calls.c (store_one_arg): Handle arguments which are partially
9527 on the stack when detecting argument overlap.
9529 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
9531 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
9532 chosen during find_reloads.
9534 2007-07-06 Richard Guenther <rguenther@suse.de>
9536 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
9537 TYPE_ARG_TYPES for verification of argument types. Use
9538 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
9539 parameters as variable arguments.
9541 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
9543 * libgcc2.h (word_type): Type definition removed.
9544 (cmp_return_type, shift_count_type): Type definitions added.
9545 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9546 replaced with shift_count_type.
9547 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9549 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
9550 changed from word_type to Wtype.
9551 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9552 replaced with shift_count_type.
9553 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9555 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
9556 and libgcc_shift_count attribute added.
9557 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
9558 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
9559 (TARGET_INITIALIZER): New target hooks added.
9560 * targhooks.c (default_libgcc_cmp_return_mode,
9561 default_libgcc_shift_count_mode): Default implementations for the new
9563 * targhooks.h (default_libgcc_cmp_return_mode,
9564 default_libgcc_shift_count_mode): Function prototypes added.
9565 * target.h (struct gcc_target): Fields for the new target hooks added.
9566 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
9568 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
9571 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
9572 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
9574 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
9575 s390_libgcc_shift_count_mode): Functions added.
9576 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
9577 Target hooks defined.
9579 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9581 * config/mips/mips.c (compute_frame_size): Restore the original
9582 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
9583 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
9584 Document why the difference is needed.
9586 2007-07-06 Richard Guenther <rguenther@suse.de>
9588 * c-common.c (boolean_increment): Use correctly typed
9591 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9593 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
9594 the topmost argument register is not also included in the save mask.
9595 (mips16e_collect_argument_save_p): Take a pointer to the argument
9596 register, rather than a pointer to the number of arguments.
9597 (mips16e_collect_argument_saves): Only include argument saves
9598 that aren't in the register mask.
9600 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
9602 PR rtl-optimization/32450
9603 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
9604 to ensure that instructions are not moved into the prologue when
9605 profiling is on. Remove unused prologue_end variable.
9606 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
9607 as a scheduling barrier.
9609 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9612 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9613 Disregard DECL_FROM_INLINE.
9615 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
9617 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
9618 IORing with a constant.
9620 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
9622 PR rtl-optimization/32475
9623 * df-scan.c (df_def_record_1): Add a use of the stack pointer
9624 for every definition of the stack pointer.
9626 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
9628 * arm.c (vfp3_const_double_index): Copy signed results of
9629 REAL_VALUE_TO_INT into unsigned vars.
9631 2007-07-05 Richard Guenther <rguenther@suse.de>
9634 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
9636 * tree-ssa.c (useless_type_conversion_p): Check canonical
9639 2007-07-05 Anatoly Sokolov <aesok@post.ru>
9641 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
9642 zero_extendhisi2): Change to define_insn_and_split.
9643 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
9645 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
9647 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
9648 pass_match_asm_constraints): New.
9649 * passes.c (init_optimization_passes): Add new pass.
9650 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
9651 * function.h (struct function): Add has_asm_statement bit.
9652 (current_function_has_asm_statement): New.
9653 * tree-pass.h (pass_match_asm_constraints): New.
9655 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
9657 * config/mips/mips.c (mips_file_start): Avoid declaration
9660 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9662 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
9664 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
9666 * rtl.def (NOTE): Change print format string to print
9667 operand 5 as a note insn name.
9669 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9670 David Ung <davidu@mips.com>
9672 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
9673 * doc/invoke.texi: (MIPS Options): Document them.
9675 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9676 David Ung <davidu@mips.com>
9678 Add support for SmartMIPS ASE.
9680 * optabs.c (expand_binop_directly): New, broken out from...
9681 (expand_binop): Here. Make it try rotating in the other
9682 direction even when the second operand isn't constant.
9683 * config/mips/mips.md (*lwxs): New.
9684 * config/mips/mips.opt (msmartmips): New.
9685 * config/mips/mips.c (mips_lwxs_address_p): New.
9686 (mips_rtx_costs): Make it recognize scaled indexed addressing.
9687 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
9688 __mips_smartmips when compiling for TARGET_SMARTMIPS.
9689 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
9690 (ISA_HAS_LWXS): New.
9691 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
9692 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
9693 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
9694 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
9695 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
9696 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
9697 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
9699 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
9701 * tree-vectorizer.c (new_loop_vec_info): Initialize
9702 LOOP_VINFO_COST_MODEL_MIN_ITERS.
9703 * tree-vectorizer.h (_loop_vec_info): Added new filed
9704 min_profitable_iters.
9705 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
9706 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
9707 * tree-vect-analyze.c (vect_analyze_operations): Set
9708 LOOP_VINFO_COST_MODEL_MIN_ITERS.
9709 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
9710 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
9711 Fix calculation of peel_iters_prologue. Move consideration of epilogue
9712 and prologue cost to after they are computed.
9713 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
9715 (vect_model_simple_cost): Takes additional argument dt. Consider cost
9716 of creating vectors from scalars according to dt.
9717 (vect_model_store_cost): Likewise.
9718 (vectorizable_call): Use dt array instead of scalar dt. Call
9719 vect_model_simple_cost with additional argument dt.
9720 (vectorizable_assignment): Likewise.
9721 (vectorizable_operation): Likewise.
9722 (vectorizable_type_demotion): Likewise.
9723 (vectorizable_type_promotion): Likewise.
9724 (vectorizable_store): Use dt array instead of scalar dt. Call
9725 vect_model_store_cost with additional argument dt.
9726 (vect_do_peeling_for_loop_bound): Don't call
9727 vect_estimate_min_profitable_iters. Instead, lookup
9728 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
9729 "may not be profitable".
9731 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
9734 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
9735 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
9736 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
9737 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
9739 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
9741 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
9742 addressing modes cheaper.
9744 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
9746 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
9747 (dw_ranges_struct): Rename block_num to num. Adjust.
9748 (dw_ranges_by_label_struct): New.
9749 (ranges_by_label, ranges_by_label_allocated,
9750 ranges_by_label_in_use): New variables.
9751 (add_ranges_num): Factored most of the code out of...
9752 (add_ranges): ... this one. Rewrite in terms of the former.
9753 (add_ranges_by_labels): New.
9754 (output_ranges): Output by-label ranges.
9755 (dwarf2out_finish): Output range for multiple-section
9756 compile_unit. Output standard DW_AT_low_pc in addition to
9757 unexpected DW_AT_entry_pc.
9759 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
9761 PR tree-optimization/32604
9762 PR tree-optimization/32606
9764 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
9765 (compute_antic_safe): Removed.
9766 (ANTIC_SAFE_LOADS): Ditto.
9767 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
9768 (execute_pre): Don't call compute_antic_safe.
9769 (vuse_equiv): New function.
9770 (make_values_for_stmt): Use it
9771 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
9774 2007-07-04 Anatoly Sokolov <aesok@post.ru>
9777 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
9779 (avr_attribute_table): Make "naked" attribute apply to function types
9780 rather than to decls.
9781 (avr_handle_fntype_attribute): New function.
9783 2007-07-04 Joseph Myers <joseph@codesourcery.com>
9785 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
9788 2007-07-04 David Ung <davidu@mips.com>
9789 Joseph Myers <joseph@codesourcery.com>
9791 * config/mips/mips.md (type): Add logical, signext and move.
9792 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
9793 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
9794 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
9795 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
9796 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
9797 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
9798 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
9799 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
9800 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
9801 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
9802 movv2sf_hardfloat_64bit): Use the new types.
9803 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
9804 *movdf_softfloat, *movdf_mips16): Use "multi".
9805 (extendqihi2): Replace with a define_expand.
9806 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
9807 Based on extend<SHORT:mode><GPR:mode>2 patterns.
9808 * config/mips/74k.md (r74k_int_logical): New reservation and
9810 (r74k_int_arith): Remove "slt".
9811 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
9812 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
9813 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
9814 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
9815 reservations for "arith".
9817 2007-07-04 Richard Guenther <rguenther@suse.de>
9819 * tree-ssa.c (useless_type_conversion_p): Add handling for
9820 scalar float and vector types. Only call the types_compatible_p
9821 langhook for aggregate types as last resort. Follow the
9824 2007-07-04 Richard Guenther <rguenther@suse.de>
9826 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
9827 the same as NOP_EXPR.
9829 2007-07-04 Nick Clifton <nickc@redhat.com>
9831 * target.h (struct gcc_target): Add target_help field.
9832 * target-def.h (TARGET_HELP): New.
9833 (TARGET_INITIALIZER): Use TARGET_HELP.
9834 * opts.c (command_handle_option): Invoke target_help function, if
9835 defined, when the user has specified --target-help on the command
9837 * doc/invoke.texi: Mention that --target-help might print
9838 additional information.
9839 * doc/tm.texi: Document TARGET_HELP hook.
9841 * arm.c (TARGET_HELP): Override default definition.
9842 (arm_target_help): New - display a wrapped list of cores and
9843 architectures supported.
9845 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
9847 * config/v850/v850.c (expand_prologue): Make sure
9848 GEN_INT() argument is sign extended rather than zero extended.
9849 (expand_epilogue): Likewise.
9850 (output_move_double): Delete.
9851 * config/v850/v850-protos.h (output_move_double): Delete.
9852 * config/v850/v850.md (movdi): Delete.
9853 (*movdi_internal): Delete.
9855 (*movdf_internal): Delete.
9857 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9859 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
9860 unless compiling RTP PIC.
9862 2007-07-04 Richard Guenther <rguenther@suse.de>
9864 PR tree-optimization/32482
9865 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
9866 original ssa name if we didn't find a shift expression.
9867 Fix shift constant for bit zero test.
9869 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9871 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
9873 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9875 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
9876 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
9877 * config/arm/vxworks.h (ASM_SPEC): Delete.
9878 (SUBTARGET_EXTRA_ASM_SPEC): Define.
9880 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9882 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
9883 (DDR_REVERSED_P): New.
9884 * tree-data-ref.c (initialize_data_dependence_relation,
9885 build_classic_dist_vector): Set DDR_REVERSED_P.
9887 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9890 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
9891 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9892 init_omega_for_ddr_1): Use non conservative number of iterations
9894 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
9895 (analyze_siv_subscript): Remove FIXME and reinitialization of
9896 last_conflicts to chrec_dont_know.
9897 * testsuite/gfortran.dg/vect/pr32457.f90: New.
9899 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9901 * tree.c (maybe_canonicalize_argtypes): Improve description.
9903 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9905 * tree.c (maybe_canonicalize_argtypes): New.
9906 (build_function_type): Set canonical type.
9907 (build_method_type_directly): Ditto.
9908 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
9911 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9913 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
9915 (rewrite_use_nonlinear_expr): Likewise.
9917 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
9919 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
9921 2007-07-04 Ben Elliston <bje@au.ibm.com>
9923 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
9926 * c-objc-common.c (c_types_compatible_p): Fix indentation.
9928 * doc/tm.texi (Run-time Target): Capitalise "CPU".
9929 (Exception Handling): Likewise.
9931 2007-07-03 Jan Hubicka <jh@suse.cz>
9933 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
9935 2007-07-03 Eric Christopher <echristo@apple.com>
9937 * doc/cppopts.texi: Add conflicting option note to -dM.
9938 * doc/invoke.texi: Add note about possible conflicts with
9939 -E for -dCHARS and note that -dM will not produce
9940 any results if there is no machine dependent reorg.
9942 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9944 * tree.h (DECL_ALIGN): Back out previous change.
9946 2007-07-03 Joseph Myers <joseph@codesourcery.com>
9948 * configure.ac: Test for .dtprelword support on MIPS.
9949 * configure, config.in: Regenerate.
9950 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
9951 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9953 2007-07-03 Julian Brown <julian@codesourcery.com>
9955 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
9956 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
9957 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
9958 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
9960 (all_fpus): Add FPUTYPE_VFP3.
9961 (fp_model_for_fpu): Add VFPv3 field.
9962 (arm_rtx_costs_1): Give cost to VFPv3 constants.
9963 (vfp3_const_double_index): New function. Return integer index of
9964 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
9966 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
9967 and argument represents a valid RTX for a VFPv3 constant.
9968 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
9970 (vfp_emit_fstmd): Similar, for fstmd.
9971 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
9972 constants, represented as integer indices.
9973 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
9974 VFP_REGNO_OK_FOR_DOUBLE macros.
9975 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
9976 (arm_file_start): Set float-abi attribute for VFPv3, and output
9977 correct ".fpu" assembler directive.
9978 (arm_dbx_register_numbering): Add FIXME.
9979 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
9980 (fputype): Add FPUTYPE_VFP3.
9981 (FIXED_REGISTERS): Add 32 registers for D16-D31.
9982 (CALL_USED_REGISTERS): Likewise.
9983 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
9984 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
9985 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
9986 (D7_VFP_REGNUM): New.
9987 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
9988 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
9989 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
9990 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
9991 (REG_ALLOC_ORDER): Adjust for VFPv3.
9992 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
9993 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
9994 VFP_LO_REGS, VFP_HI_REGS.
9995 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
9996 (IS_VFP_CLASS): Define macro.
9997 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
9999 (REGISTER_MOVE_COST): Likewise.
10000 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10001 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10002 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10003 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10004 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10005 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10006 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10007 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10008 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10009 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10010 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10011 where appropriate for single-word registers.
10012 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10013 As above. Fix type attributes.
10014 * config/arm/constraints.md (register_contraint "t"): Define.
10015 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10017 (register_constraint "x"): Define.
10018 (constraint "Dv"): Define.
10020 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10022 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10024 2007-07-03 Tom Tromey <tromey@redhat.com>
10026 * c-parser.c (objc_pq_context): Removed.
10027 (objc_need_raw_identifier): Likewise.
10028 (c_parser) <objc_pq_context>: New field.
10029 <objc_need_raw_identifier>: Likewise.
10030 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10031 (c_lex_one_token): Update.
10032 (c_parser_objc_protocol_definition): Update.
10033 (c_parser_objc_method_definition): Update.
10034 (c_parser_objc_methodproto): Update.
10035 (c_parser_declspecs): Update.
10037 2007-07-03 David Ung <davidu@mips.com>
10039 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10041 2007-07-03 David Ung <davidu@mips.com>
10042 Richard Sandiford <richard@codesourcery.com>
10044 * doc/invoke.texi: Document -march=74kf3_2.
10045 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10046 (TUNE_74K): Check for it.
10047 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10048 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10049 * config/mips/mips.md (cpu): Add 74kf3_2.
10050 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10051 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10052 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10053 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10054 74kf3_2 to the CPU list.
10055 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10056 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10057 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10058 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10059 (r74kf3_2_fxfer_from_c1): New insn reservations.
10061 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10062 David Ung <davidu@mips.com>
10064 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10065 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10066 and 74k[fx]. Document aliases for the new options.
10067 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10068 (PROCESSOR_24KF2_1): ...this.
10069 (PROCESSOR_24KX): Rename to...
10070 (PROCESSOR_24KF1_1): ...this.
10071 (PROCESSOR_74KF): Rename to...
10072 (PROCESSOR_74KF2_1): ...this.
10073 (PROCESSOR_74KX): Rename to...
10074 (PROCESSOR_74KF1_1): ...this.
10075 (TUNE_74K): Update PROCESSOR_* names.
10076 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10077 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10078 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10079 (mips_rtx_cost_data): Update processor names in comments.
10080 (mips_issue_rate): Update PROCESSOR_* names.
10081 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10082 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10083 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10084 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10085 Update cpu attribute names.
10086 (r24k_fpu_iss): Rename this reservation to...
10087 (r24kf2_1_fpu_iss): ...this and update all uses.
10088 (r24kx_fpu_iss): Rename this reservation to...
10089 (r24kf1_1_fpu_iss): ...this and update all uses.
10090 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10091 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10092 Update cpu attribute names.
10094 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10096 * config/m32r/constraints.md: New file.
10097 * config/m32r/m32r.c: Include tm-constrs.h.
10098 (small_data_operand): Use satisfies_constraint_* instead of macro.
10099 (addr24_operand, gen_compare): Likewise.
10100 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10101 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10102 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10103 EXTRA_CONSTRAINT): Likewise.
10104 * config/m32r/m32r.md: Include constraints.md.
10105 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10106 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10107 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10108 (two_insn_const_operand, int8_operand, uint16_operand,
10109 reg_or_int16_operand, reg_or_uint16_operand,
10110 reg_or_cmp_int16_operand, cmp_int16_operand,
10111 seth_add3_operand): Likewise.
10113 2007-07-03 Eric Christopher <echristo@gmail.com>
10115 * libgcc2.h: Conditionally declare __bswapsi2 and
10118 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10120 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10123 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10126 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10127 (__gthrw_pragma): Provide default definition.
10128 (__gthrw2): Use it.
10129 * gthr-posix.c (__gthrw_pragma): Define.
10131 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10133 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10134 before declaring inequality.
10136 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10138 * combine.c (recog_for_combine): Log the success or failure of
10139 matching new insn patterns against the machine description in
10142 2007-07-03 Revital Eres <eres@il.ibm.com>
10144 * ddg.c (print_sccs): New function.
10145 (check_sccs): New function.
10146 (create_ddg_all_sccs): Use it.
10147 * ddg.h (print_sccs): Declare.
10148 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10150 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10152 * targhooks.h (default_mode_for_suffix): New function declaration.
10153 * targhooks.c (default_mode_for_suffix): New default target hook.
10154 * target.h (struct c): New structure in the targetm struct.
10155 (mode_for_suffix): New target hook as part of struct c.
10156 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10157 default_mode_for_suffix.
10158 (TARGET_C): New define.
10159 * c-lex.c: Include "target.h".
10160 (interpret_float): Use targetm.c.mode_for_suffix to determine
10161 the mode for a given non-standard suffix.
10162 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10164 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10165 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10167 * doc/extend.texi (Floating Types): New node. Document __float80 and
10168 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10170 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10173 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10174 predicate instead of target_operand.
10175 (divsi3_i1_media, divsi3_media_2): Likewise.
10177 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10179 * tree.h (alias_sets_might_conflict_p): Rename into
10180 alias_sets_must_conflict_p.
10181 * alias.c (alias_sets_might_conflict_p): Likewise.
10182 (alias_sets_conflict_p): Use it.
10183 (objects_must_conflict_p): Likewise.
10184 * c-common.c (strict_aliasing_warning): Adjust.
10186 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10188 * rtlhooks.c (gen_lowpart_if_possible): Check for
10189 invalid subreg before calling gen_lowpart_SUBREG.
10191 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10193 * config/darwin9.h: Add copyright notice.
10194 (LINK_COMMAND_SPEC): Add comment.
10195 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10196 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10197 DARWIN_LIBSYSTEM_HAS_UNWIND.
10199 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10202 * omp-low.c (check_combined_parallel): New function.
10203 (lower_omp_parallel): Call it via walk_stmts, set
10204 OMP_PARALLEL_COMBINED if appropriate.
10205 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10206 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10207 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10208 don't consider it as combined parallel.
10210 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10212 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10213 (gcc_tooldir): Likewise.
10214 * configure: Regenerate.
10215 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10216 old configure.ac gcc_tooldir setting.
10217 (prefix_to_exec_prefix): New variable.
10218 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10219 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10221 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10223 Fix PR tree-optimization/32583
10224 Fix PR tree-optimization/32584
10225 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10226 (phi_translate_set): Use phi_translate directly now.
10227 (make_values_for_stmt): Don't value number RHS if we already know
10230 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10231 Jim Wilson <wilson@specifix.com>
10234 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10237 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10238 Richard Sandiford <richard@codesourcery.com>
10239 Nigel Stephens <nigel@mips.com>
10241 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10242 (mips16e_output_save_restore): Declare.
10243 (mips16e_save_restore_pattern_p): Likewise.
10244 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10245 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10246 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10247 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10248 (BITSET_P): New global macro, extracted from...
10249 (mips_for_each_saved_reg): ...here.
10250 (mips16e_save_restore_info): New struct.
10251 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10252 (mips16e_save_restore_regs): New variable.
10253 (mips_split_plus, mips16e_find_first_register): New functions.
10254 (mips16e_mask_registers): New function.
10255 (compute_frame_size): Expand the commentary before the function.
10256 Enforce the MIPS16e save and restore register range restrictions.
10257 Pad the general register save area at the low end.
10258 (mips16e_save_restore_reg, mips16e_build_save_restore)
10259 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10260 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10261 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10263 (mips_expand_prologue, mips_expand_epilogue): Handle
10264 GENERATE_MIPS16E_SAVE_RESTORE.
10265 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10267 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10269 PR tree-optimization/31966
10270 PR tree-optimization/32533
10271 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10272 "basic_block" description as its third argument. Update function
10273 calls to get destination bb from "edge" argument. Save "cond" into
10274 aux field of the edge. Update prototype for changed arguments.
10275 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10277 (find_phi_replacement_condition): Operate on incoming edges, not
10278 on predecessor blocks. If there is a condition saved in the
10279 incoming edge aux field, AND it with incoming bb predicate.
10280 Return source bb of the first edge.
10281 (clean_predicate_lists): Clean aux field of outgoing node edges.
10282 (tree_if_conversion): Do not initialize cond variable. Move
10283 variable declaration into the loop.
10284 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10285 initializations of new_stmt, arg0 and arg1 variables.
10287 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10289 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10290 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10292 2007-07-02 Richard Guenther <rguenther@suse.de>
10294 * tree-ssa.c (useless_type_conversion_p): Document
10295 future intent as defining the middle-end type system.
10296 Re-structure to call langhook last, group by type class,
10297 mark questionable parts.
10299 2007-07-02 Richard Guenther <rguenther@suse.de>
10301 * tree-flow.h (types_compatible_p): Declare.
10302 * tree-ssa.c (types_compatible_p): New function.
10303 * ipa-type-escape.c (discover_unique_type): Use
10304 types_compatible_p instead of lang_hooks.types_compatible_p.
10305 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10306 * tree-vn.c (expressions_equal_p): Likewise.
10307 * tree.c (fields_compatible_p): Likewise.
10308 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10309 (cprop_operand): Use useless_type_conversion_p instead of
10310 lang_hooks.types_compatible_p.
10311 * tree-inline.c (setup_one_parameter): Likewise.
10312 (declare_return_variable): Likewise.
10313 * tree-nrv.c (tree_nrv): Likewise.
10314 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10315 (maybe_fold_offset_to_component_ref): Likewise.
10316 (maybe_fold_offset_to_reference): Likewise.
10317 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10318 (merge_alias_info): Likewise.
10319 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10320 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10321 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10322 * tree-tailcall.c (find_tail_calls): Likewise.
10323 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10324 * gimplify.c (canonicalize_addr_expr): Likewise.
10325 (fold_indirect_ref_rhs): Likewise.
10326 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10327 (cpt_same_type): Likewise.
10328 (check_pointer_types_r): Swap parameters to cpt_same_type
10330 * fold-const.c (fold_convert): Revert fix for PR15988.
10331 * tree-inline.c (setup_one_parameter): Instead fix it here by
10332 using fold_build1 instead of fold_convert and checking for
10333 error_mark_node. Convert only if the conversion is necessary.
10335 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10337 * configure.ac: Check for .gnu_attribute on Power.
10338 * configure: Regenerate.
10339 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10340 attribute for floating-point ABI.
10342 2007-07-02 Ira Rosen <irar@il.ibm.com>
10344 PR tree-optimization/32230
10345 PR tree-optimization/32477
10346 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10347 address is a constant.
10349 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10351 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10352 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10353 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10354 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10355 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10356 64-bit targets. Add support for *-elfoabi*.
10357 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10358 different settings if $(tm_defines) does not select the EABI.
10359 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10360 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10361 (MIPS_ARCH_OPTION_SPEC): Likewise.
10362 (MIPS_ISA_LEVEL_SPEC): Likewise.
10363 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10364 * config/mips/elfoabi.h: New file.
10366 2007-07-02 Richard Guenther <rguenther@suse.de>
10368 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10369 (useless_type_conversion_p): ... this.
10370 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10371 (useless_type_conversion_p): ... this.
10372 * builtins.c (fold_builtin_memory_op): Rename
10373 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10374 * tree-cfg.c (verify_expr): Likewise.
10375 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10376 * tree-ssa-ccp.c (ccp_fold): Likewise.
10377 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10378 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10379 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10380 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10381 * tree-ssa-pre.c (eliminate): Likewise.
10382 * tree-ssa.c (delete_tree_ssa): Likewise.
10383 (tree_ssa_useless_type_conversion): Likewise.
10384 * tree.c (build2_stat): Likewise.
10386 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10388 Fix PR tree-optimization/32571
10389 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10392 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10394 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10395 and other expected operations explicitly, change default to
10398 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10400 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10402 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10403 (tls_load_dot_plus_eight): Move the label number into the unspec.
10404 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10406 2007-07-01 Andreas Schwab <schwab@suse.de>
10408 * dwarf2out.c (initial_return_save): Define only if used.
10410 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10412 Unreverting Richard's Revert of:
10414 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10416 * dce.c (deletable_insn_p_1): New function, split out from...
10417 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10418 specially, not those inside PARALLELs. Remove BODY argument
10419 and adjust recursive call accordingly.
10420 (prescan_insns_for_dce): Update call to delete_insn_p.
10422 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10423 Revital Eres <eres@il.ibm.com>
10425 * ddg.c (create_ddg_all_sccs): Fix missed
10426 initialization of scc_nodes.
10428 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10430 PR middle-end/32559
10431 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10432 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10434 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10436 * configure.ac: Check for .gnu_attribute on MIPS.
10437 * configure, config.in: Regenerate.
10438 * config/mips/mips.c (mips_file_start): If supported, output
10439 attribute for floating-point ABI.
10441 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10444 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10445 (ffs_cmove): New expander to expand using ctz pattern.
10446 (*ffs_cmove): Remove pattern.
10447 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10448 (ffsdi2): Expand using ctz pattern.
10449 (*ffs_rex64): Remove pattern.
10451 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10453 PR rtl-optimization/32296
10454 * pa.md (return): Delete pattern.
10455 (return_internal): Remove "(const_int 1)" from pattern.
10456 (epilogue): Use return_internal pattern for trivial returns.
10457 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10458 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10460 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10462 * tree-ssa-pre.c (is_exception_related): New function
10463 (can_value_number_operation): Use it.
10465 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10467 Fix PR tree-optimization/32540
10468 Fix PR tree-optimization/31651
10470 * tree-ssa-sccvn.c: New file.
10472 * tree-ssa-sccvn.h: Ditto.
10474 * tree-vn.c: Include tree-ssa-sccvn.h
10475 (val_expr_paid_d): Removed.
10476 (value_table): Ditto.
10477 (vn_compute): Ditto.
10478 (val_expr_pair_hash): Ditto.
10479 (val_expr_pair_expr_eq): Ditto.
10480 (copy_vuses_from_stmt): Ditto.
10481 (vn_delete): Ditto.
10483 (shared_vuses_from_stmt): Ditto.
10484 (print_creation_to_file): Moved up.
10485 (sort_vuses): Ditto.
10486 (sort_vuses_heap): Ditto.
10487 (set_value_handle): Make non-static.
10488 (make_value_handle): Ditto.
10489 (vn_add): Rewritten to use sccvn lookups.
10490 (vn_add_with_vuses): Ditto.
10491 (vn_lookup): Ditto (and second argument removed).
10492 (vn_lookup_with_vuses): Ditto.
10493 (vn_lookup_or_add): Ditto (and second argument removed);
10494 (vn_lookup_or_add_with_vuses): Ditto.
10495 (vn_lookup_with_stmt): New.
10496 (vn_lookup_or_add_with_stmt): Ditto.
10497 (create_value_handle_for_expr): Ditto.
10499 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10500 (seen_during_translate): New function.
10501 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10502 (phi_trans_add): Ditto.
10503 (constant_expr_p): FIELD_DECL is always constant.
10504 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10505 Use constant_expr_p.
10506 Avoid infinite recursion on mutually valued expressions.
10507 Change callers of vn_lookup_or_add.
10508 (phi_translate): New function.
10509 (compute_antic_safe): Allow phi nodes.
10510 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10511 (find_or_generate_expression): Rewrite slightly.
10512 (create_expression_by_pieces): Updated for vn_lookup_or_add
10514 Update VN_INFO for new names.
10515 (insert_into_preds_of_block): Update for new names.
10516 (add_to_exp_gen): New function.
10517 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10518 (find_existing_value_expr): Rewrite to changed vn_lookup.
10519 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10520 (try_look_through_load): Removed.
10521 (try_combine_conversion): Ditto.
10522 (get_sccvn_value): New function.
10523 (make_values_for_phi): Ditto.
10524 (make_values_for_stmt): Ditto.
10525 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10527 (init_pre): Update for SCCVN changes.
10529 (execute_pre): Ditto.
10531 * tree-flow.h (make_value_handle): Declare.
10532 (set_value_handle): Ditto.
10533 (sort_vuses_heap): Ditto.
10534 (vn_lookup_or_add_with_stmt): Ditto.
10535 (vn_lookup_with_stmt): Ditto.
10536 (vn_compute): Remove.
10538 (vn_delete): Ditto.
10539 (vn_lookup): Update arguments.
10541 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
10542 (tree-vn.o): Ditto.
10543 (tree-ssa-sccvn.o): New.
10544 (OBJS-common): Add tree-ssa-sccvn.o
10546 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10549 * c-typeck.c (build_external_ref): Don't mark as used if called
10551 * calls.c (rtx_for_function_call): Likewise.
10553 2007-06-30 Richard Sandiford <richard@codesourcery.com>
10557 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10559 * dce.c (deletable_insn_p_1): New function, split out from...
10560 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10561 specially, not those inside PARALLELs. Remove BODY argument
10562 and adjust recursive call accordingly.
10563 (prescan_insns_for_dce): Update call to delete_insn_p.
10565 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
10567 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
10568 (try_combine): Move potential calls to undo_all() so they happen
10569 before we commit to using the combined insns.
10571 2006-06-30 Jan Hubicka <jh@suse.cz>
10573 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
10576 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
10578 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
10579 (cgraph_remove_unreachable_nodes): Likewise.
10580 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
10581 * ipa-inline.c (update_caller_keys): Cast according to the coding
10583 (cgraph_decide_recursive_inlining): Likewise.
10584 (cgraph_decide_inlining_of_small_function): Likewise.
10585 (try_inline): Likewise.
10586 (cgraph_decide_inlining_incrementally): Likewise.
10587 * ipa-pure-const.c (get_function_state): Likewise.
10588 (scan_function): Likewise.
10589 (analyze_function): Likewise.
10590 (static_execute): Likewise.
10591 * ipa-reference.c (scan_for_static_refs): Likewise.
10592 (merge_callee_local_info): Likewise.
10593 (analyze_function): Use type safe memory macros.
10594 (static_execute): Likewise. Cast according to the coding conventions.
10595 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
10597 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
10599 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
10600 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
10603 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10605 PR middle-end/30024
10606 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
10607 for complex modes (both int and real).
10609 2007-06-29 Jan Hubicka <jh@suse.cz>
10611 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
10613 2007-06-29 Jan Hubicka <jh@suse.cz>
10615 PR middle-end/32372
10616 * cse.c (cse_insn): Avoid invalid sharing in between register note and
10619 2007-06-29 Anatoly Sokolov <aesok@post.ru>
10622 * config/avr/avr.c: Include dataflow header file.
10623 (expand_prologue): Adjust for prologue insn change.
10624 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
10627 2007-06-29 Richard Guenther <rguenther@suse.de>
10629 PR middle-end/32493
10630 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
10631 during type verification.
10633 2007-06-29 Jan Hubicka <jh@suse.cz>
10635 * recog.c (validate_change_rtx_1): Unshare TO argument.
10637 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
10639 PR tree-optimization/24659
10640 * tree-vect-transform.c (vectorizable_call): Handle
10641 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10643 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
10644 * config/i386/i386.c (enum ix86_builtins)
10645 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
10646 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
10648 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
10649 const using def_builtin_const.
10650 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
10651 input operands in the same modes as the result.
10652 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
10654 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
10656 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
10657 (df_set_dead_notes_for_mw): Likewise.
10659 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
10661 * c-common.c (pointer_int_sum): Do the negation in sizetype.
10663 2007-06-28 DJ Delorie <dj@redhat.com>
10665 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
10667 2007-06-28 Geoffrey Keating <geoffk@apple.com>
10669 * doc/invoke.texi (C++ Dialect Options): Document
10670 fvisibility-ms-compat.
10671 * c.opt (fvisibility-ms-compat): New.
10673 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10676 * tree-affine.c (aff_combination_add_elt): Handle
10677 pointer addition specially.
10679 2007-06-28 Jakub Jelinek <jakub@redhat.com>
10681 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
10682 decl is non-external for AIX ABI.
10684 2007-06-28 David Edelsohn <edelsohn@gnu.org>
10686 * config/rs6000/predicates.md (current_file_function_operand):
10687 Ensure the symbol is non-external for AIX ABI.
10689 2007-06-28 Nick Clifton <nickc@redhat.com>
10691 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
10692 (fdce, fdse, fpredictive-commoning): Likewise.
10694 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10697 * gcc.c (process_command): Recognize the new -static-libgfortran
10700 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
10703 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
10704 Use a call clobbered hard reg instead of a pseudo reg.
10706 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
10708 * config/sh/sh.md (load_gbr): Use correct operand constraint.
10710 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
10713 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
10714 REG_LIBCALL and REG_RETVAL notes.
10715 (divsi3, mulsi3): Likewise.
10716 (mulhisi3): Likewise. Use emit_libcall_block.
10717 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
10719 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
10721 PR rtl-optimization/32481
10722 * combine.c (adjust_for_new_dest): Rescan the changed insn.
10724 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10726 * dce.c (deletable_insn_p_1): New function, split out from...
10727 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10728 specially, not those inside PARALLELs. Remove BODY argument
10729 and adjust recursive call accordingly.
10730 (prescan_insns_for_dce): Update call to delete_insn_p.
10732 2007-06-27 Richard Guenther <rguenther@suse.de>
10734 PR middle-end/32492
10735 * tree.h (fold_convertible_p): Declare.
10736 * fold-const.c (fold_convertible_p): New function.
10737 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
10738 instead of lang_hooks.types_compatible_p.
10740 2007-06-26 Jan Hubicka <jh@suse.cz>
10742 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
10743 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
10744 early use validate_unshare_change.
10745 (reload_combine): Likewise.
10746 * recog.c (change_t): New field unshare.
10747 (validate_change_1): Rename from validate_change; add argument unshare.
10748 (validate_change): Turn into wrapper of validate_change_1; update
10749 prototype for bools.
10750 (validate_unshare_change): New.
10751 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
10752 calls of df_insn_rescan.
10753 * recog.h (validate_change): Replace ints by bools.
10754 (validate_unshare_change): Declare.
10756 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10758 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
10760 2007-06-26 Steve Ellcey <sje@cup.hp.com>
10762 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
10764 2007-06-25 Jan Hubicka <jh@suse.cz>
10766 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
10768 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
10769 cgraph_decide_inlining_incrementally): Move uninlinability checks to
10770 places other call site specific checks are performed.
10772 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10775 * tree-vect-transform.c (vectorizable_operation): Convert
10776 POINTER_PLUS_EXPR over to PLUS_EXPR.
10778 2007-06-25 Chao-ying Fu <fu@mips.com>
10780 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
10781 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
10782 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
10783 Document GET_MODE_IBIT, and GET_MODE_FBIT.
10785 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
10786 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10787 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
10788 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
10789 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
10790 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
10791 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
10792 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
10793 ALL_FIXED_POINT_MODE_P): New define.
10794 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10796 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
10798 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
10799 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10800 MODE_VECTOR_UACCUM): New mode classes.
10802 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
10803 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
10804 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
10807 * genmodes.c (struct mode_data): Add ibit and fbit fields.
10808 (blank_mode): Initialize ibit and fbit.
10809 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
10810 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10812 (new_adjust): Change required_class to required_class_from and
10813 required_class_to for testing within a range.
10814 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10815 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10816 MODE_VECTOR_UACCUM.
10817 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
10818 (make_fixed_point_mode): New.
10819 (_ADD_ADJUST): Change C to C1 and C2.
10820 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
10821 use a range for machine classes.
10822 (ADJUST_IBIT, ADJUST_FBIT): New.
10823 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
10825 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10826 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10827 Emit adjustment for ibit and fbit.
10828 (emit_mode_ibit, emit_mode_fbit): New.
10829 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
10831 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
10833 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
10834 as the source of the set.
10836 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
10838 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
10839 FP_REGNO_P): Use IN_RANGE.
10840 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
10841 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
10842 (DATA_REG_P): Use DATA_REGNO_P.
10843 (FP_REG_P): Use FP_REGNO_P.
10844 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
10845 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
10846 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
10848 2007-06-24 Jan Hubicka <jh@suse.cz>
10850 PR middle-end/30563
10851 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
10853 2007-06-24 Sebastian Pop <sebpop@gmail.com>
10855 PR middle-end/32461
10856 * fold-const.c (fold_binary): Strip nops of operand 0
10857 of BIT_NOT_EXPR before calling operand_equal_p.
10858 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
10859 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
10861 2007-06-23 Mark Mitchell <mark@codesourcery.com>
10863 * doc/extend.texi: Document that dllimport and dllexport imply
10864 default visibility.
10865 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
10866 imported or exported declaration, including type declarations.
10867 * c-common.c (handle_visibility_attribute): Check for conflicts
10868 with dllimport/dllexport.
10869 (c_determine_visibility): Handle dllimport/dllexport as an
10870 explicit visibility atttribute.
10872 2007-06-23 Richard Guenther <rguenther@suse.de>
10874 PR tree-optimization/16876
10875 PR middle-end/29478
10876 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
10878 * tree-inline.c (initialize_inlined_parameters): Do not call
10879 lang_hooks.tree_inlining.convert_parm_for_inlining.
10880 * cgraphbuild.c (initialize_inline_failed): Set inline failed
10881 reason for mismatched types.
10882 * gimplify.c (gimplify_call_expr): Verify the call expression
10883 arguments match the called function type signature. Otherwise
10884 mark the call expression to be not considered for inlining
10885 using CALL_CANNOT_INLINE_P flag.
10886 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
10887 edges call expression.
10888 (cgraph_decide_inlining_of_small_function): Likewise.
10889 (cgraph_decide_inlining): Likewise.
10890 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
10892 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
10893 * c-typeck.c (c_convert_parm_for_inlining): Remove.
10894 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
10895 Remove declaration.
10896 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
10897 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
10899 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10900 convert_parm_for_inlining member.
10902 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
10905 * arm.md (negscc): Match the correct operand for optimized LT0 test.
10906 Remove optimization for GT.
10908 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
10910 PR middle-end/32437
10911 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
10913 (prescan_insns_for_dce): Add extra parameter.
10915 2007-06-23 Jan Hubicka <jh@suse.cz>
10917 PR middle-end/31541
10918 * gimplify.c (mark_addressable): New function.
10919 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
10921 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10923 PR middle-end/32374
10924 * expr.c (store_constructor): Do not clobber non-zeroed memory.
10926 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10929 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
10930 moves between MMX/SSE registers to at least 8 units to prevent
10931 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
10933 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10935 * config/i386/i386.c (override_options): Correct x86_sahf
10938 2007-06-21 David Daney <ddaney@avtrex.com>
10941 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
10942 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
10943 (exception_receiver): Renamed to ...
10944 (nonlocal_goto_receiver): ... this.
10946 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
10948 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
10949 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
10950 partial register accesses.
10952 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
10954 * fold-const.c (debug_fold_checksum): Move it under
10955 ENABLE_FOLD_CHECKING.
10957 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10959 PR middle-end/20623
10960 * tree.h (debug_fold_checksum): Declared.
10961 * fold-const.c (build_fold_addr_expr_with_type_1): New.
10962 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
10963 build_fold_addr_expr_with_type_1.
10964 (fold_addr_expr, debug_fold_checksum): New.
10965 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
10966 (fold_unary, fold_comparison, split_address_to_core_and_offset):
10967 Use fold_addr_expr.
10969 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10971 PR tree-optimization/19590
10972 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
10973 of scev is a constant.
10975 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10977 * df-problems.c (df_note_bb_compute): Made computation of live
10978 info consistent with df_lr.
10980 2007-06-21 Richard Guenther <rguenther@suse.de>
10982 PR tree-optimization/32453
10983 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
10984 for pointer anti-range.
10986 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
10988 * config/i386/i386.c (processor_target_table): Increase maximum
10989 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
10992 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
10993 byte alignment if > 8 byte alignment is preferred.
10994 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10996 2007-06-21 Jakub Jelinek <jakub@redhat.com>
10998 PR tree-optimization/31866
10999 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11000 if ASM_EXPR's input is not a SSA_NAME.
11002 PR middle-end/32362
11003 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11004 but decl is a global var, instead return decl.
11005 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11006 even for is_global_var decls, if they are private in some outer
11009 2007-06-21 Richard Guenther <rguenther@suse.de>
11011 PR tree-optimization/32451
11012 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11014 2007-06-21 Christian Bruel <christian.bruel@st.com>
11016 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11017 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11018 (push_regs): Changed saving order or banked registers.
11019 (sh_expand_epilogue): Likewise.
11020 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11021 (FIRST_BANKED_REG): Likewise.
11022 (LAST_BANKED_REG): Likewise.
11023 * config/sh/sh.md (banked) New attribute.
11024 (in_delay_slot): Check banked attribute.
11026 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11028 PR tree-optimization/32075
11029 * tree-data-ref.c (subscript_dependence_tester_1,
11030 analyze_miv_subscript, analyze_overlapping_iterations,
11031 add_distance_for_zero_overlaps, build_classic_dist_vector,
11032 subscript_dependence_tester_1, analyze_overlapping_iterations,
11033 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11034 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11035 to evolution_function_is_affine_multivariate_p.
11037 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11039 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11041 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11044 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11046 * config/m32c/prologue.md (epilogue_exitd_16): New.
11047 (epilogue_reit_16): New.
11048 (epilogue_exitd): Rename to epilogue_exitd_24.
11049 (epilogue_reit): Rename to epilogue_reit_24.
11051 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11052 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11054 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11056 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11057 if dbg_cnt (sched_insn) reaches the limit.
11058 (choose_ready): New parameter INSN_PTR and new return value.
11059 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11060 the new return value from choose_ready.
11061 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11062 (rest_of_handle_global_alloc): New global_alloc_at_func.
11064 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11066 PR tree-optimization/25737
11067 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11068 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11069 * tree-flow.h (struct fieldoff): Add new field alias_set.
11070 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11071 argument addressable_type. Set alias_set of fieldoff.
11072 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11073 (create_overlap_variables_for): Pass alias_set from fieldoff to
11075 * alias.c (get_alias_set): Use alias_set from SFT if set.
11077 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11079 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11080 of a variable as an unsigned HOST_WIDE_INT integer.
11082 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11084 PR rtl-optimization/32405
11085 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11087 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11089 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11091 PR middle-end/31959
11092 * builtins.c: Include diagnostic.h.
11093 (expand_builtin_expect): Make gcc_assert more permissive.
11094 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11096 PR inline-asm/32109
11097 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11100 PR middle-end/32285
11101 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11102 if ACCUMULATE_OUTGOING_ARGS.
11104 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11106 * config/m68hc11/m68hc11.c: Include dataflow header file.
11107 (m68hc11_reorg): Port to dataflow.
11109 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11111 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11112 (struct df_problem.free_blocks_on_set_blocks): New field.
11113 (struct dataflow.optional_p): New field.
11114 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11115 (df_live_set_all_dirty): New function.
11116 * df-scan.c (df_scan_alloc): Initialize optional_p.
11117 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11118 * df-core.c (df_set_blocks): Removed use of
11119 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11120 df_problem.free_blocks_on_set_blocks to determine which blocks are
11122 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11123 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11124 uses dataflow.optional_p to determine if problem should be
11126 (rest_of_handle_df_initialize): Only start live problem if
11128 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11129 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11130 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11131 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11132 problem_NOTE): Initialize free_blocks_on_set_blocks.
11133 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11135 (df_live_set_all_dirty, df_note_alloc): New function.
11136 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11138 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11139 * postreload.c (reload_combine): Ditto.
11140 * cse.c (cse_extended_basic_block): Ditto.
11141 * regmove.c (mark_flags_life_zones): Ditto.
11142 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11143 erase_matching_seqs): Ditto.
11144 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11145 * integrate (allocate_initial_values): Ditto.
11146 * combine.c (reg_dead_at_p): Ditto.
11147 * resource.c (mark_target_live_regs): Ditto.
11148 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11149 * config/sh/sh.c (find_r0_life_regions): Ditto.
11150 * global.c (rest_of_handle_global_alloc): Only add back df_live
11152 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11153 df_live for -O > 1.
11154 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11156 (if_convert): Make sure df_live is there at -O == 1.
11157 (pass_if_after_combine): Cleanup flags.
11158 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11159 is there at -O == 1.
11161 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11163 * config/arm/arm.c (arm_get_frame_offsets): Set
11164 offsets->locals_base to avoid negative stack size.
11165 (thumb1_expand_prologue): Assert on negative stack size.
11167 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11169 PR tree-optimization/32367
11170 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11171 of the chrec has no evolution in that loop.
11172 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11174 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11176 * config/xtensa/xtensa.c: Include "df.h".
11177 (xtensa_builtin_saveregs): Use adjust_address instead of
11179 (xtensa_va_start): Invoke make_tree with sizetype for
11180 expand_builtin_saveregs and then convert the result to a pointer.
11181 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11182 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11183 Subtract argument size from index value as integers and then use
11184 POINTER_PLUS_EXPR to add the result to the array address.
11186 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11189 * config/m32c/m32c.c: Include dataflow header file.
11190 (m32c_emit_prologue): Adjust for prologue insn change.
11191 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11192 once inside a PARALLEL. Assume frame size passed in operand 0
11193 includes space to save the fb register.
11194 (prologue_enter_24): Likewise.
11195 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11197 2007-06-19 David Daney <ddaney@avtrex.com
11200 * config/mips/mips.md (cprestore): Mark $gp as used.
11202 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11205 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11206 (frv_ifcvt_modify_insn): Likewise.
11208 2007-06-19 Richard Guenther <rguenther@suse.de>
11210 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11211 only handle positive offsets that fit in a HOST_WIDE_INT.
11213 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11215 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11216 result of rsqrt insn for zero input argument to avoid NaN.
11218 2007-06-19 Richard Guenther <rguenther@suse.de>
11220 PR middle-end/31950
11221 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11223 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11225 PR tree-optimization/32353
11226 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11228 2007-06-19 Nick Clifton <nickc@redhat.com>
11230 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11232 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11235 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11236 * config/i386/i386.c (assign_386_stack_local): Assert that
11237 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11238 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11239 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11240 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11242 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11244 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11246 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11248 PR rtl-optimization/32321
11249 * gcse.c (replace_store_insn): Update the note before
11250 calling emit_insn_after.
11252 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11254 PR middle-end/32355
11255 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11257 * df-problems.c (df_note_bb_compute): Fix dumping info.
11259 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11261 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11262 insn with emit_jump_insn.
11264 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11266 PR tree-optimization/32383
11267 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11268 * targhooks.h (default_builtin_reciprocal): Update prototype.
11269 * target.h (struct gcc_target): Update builtin_reciprocal.
11270 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11271 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11272 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11273 when fndecl is in BUILT_IN_MD class.
11274 (execute_convert_to_rsqrt): Ditto.
11276 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11277 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11278 Convert BUILT_IN_SQRTF code only when md_fn is false.
11280 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11282 * bt-load.c (move_btr_def): Fix the order of arguments
11283 to validate_replace_rtx.
11285 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11287 * config/m68k/m68k-devices.def: Add 54450..54455.
11289 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11291 PR rtl-optimization/32366
11292 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11293 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11296 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11298 PR middle-end/32349
11299 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11300 this is true, rescan insn being modified.
11301 (sms_schedule): Added rescan parameter.
11302 (rest_of_handle_sms): Moved freeing of dominance info to before
11303 getting out of cfg_layout.
11305 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11307 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11308 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11311 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11312 FL_CF_EMAC from the entry for isac.
11314 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11315 (const_sibcall_operand): New.
11316 (sibcall_operand): Use it.
11317 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11318 (m68k_isas): ISAC does not imply FPU or EMAC.
11319 (override_options): Add ISA_C logic for symbolic jump & call.
11321 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11323 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11324 return mode from the builtin itself.
11325 (sparc_fold_builtin): Fix cast of zero constant.
11327 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11329 * targhooks.c (default_builtin_reciprocal): New default target hook.
11330 * targhooks.h (default_builtin_reciprocal): Add prototype.
11331 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11332 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11333 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11334 default_builtin_reciprocal.
11336 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11338 PR middle-end/31723
11339 * hooks.c (hook_tree_tree_bool_null): New hook.
11340 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11341 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11342 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11343 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11344 and convert it to reciprocal a*rfunc(b).
11345 (execute_convert_to_rsqrt): New function.
11346 (gate_convert_to_rsqrt): New function.
11347 (pass_convert_to_rsqrt): New pass definition.
11348 * target.h (struct gcc_target): Add builtin_reciprocal.
11349 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11350 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11351 TARGET_BUILTIN_RECIPROCAL.
11352 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11354 * config/i386/i386.h (TARGET_RECIP): New define.
11355 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11356 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11357 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11358 and not optimizing for size.
11359 (*rcpsf2_sse): New insn pattern.
11360 (*rsqrtsf2_sse): Ditto.
11361 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11362 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11363 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11364 and not optimizing for size.
11365 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11366 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11367 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11368 and not optimizing for size.
11369 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11370 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11371 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11372 and not optimizing for size.
11373 (*sse_rsqrtv4sf2): Do not export.
11374 (sqrtv4sf2): Ditto.
11375 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11376 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11377 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11378 and not optimizing for size.
11379 (sqrtv4sf2): Ditto.
11380 * config/i386/i386.opt (mrecip): New option.
11381 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11382 (ix86_emit_swsqrtsf): Ditto.
11383 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11384 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11385 builtin definition.
11386 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11387 ix86_expand_unop1_builtin.
11388 (ix86_emit_swdivsf): New function.
11389 (ix86_emit_swsqrtsf): Ditto.
11390 (ix86_builtin_reciprocal): New function.
11391 (TARGET_BUILTIN_RECIPROCAL): Use it.
11392 (ix86_vectorize_builtin_conversion): Rename from
11393 ix86_builtin_conversion.
11394 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11395 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11396 "i386 and x86_64 Options" section.
11397 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11399 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11400 Zdenek Dvorak <dvorakz@suse.cz>
11401 Richard Guenther <rguenther@suse.de>
11402 Kaz Kojima <kkojima@gcc.gnu.org>
11404 * tree-vrp.c (compare_values_warnv): Convert val2 to
11406 (extract_range_from_assert): Create
11407 POINTER_PLUS_EXPR for pointer types.
11408 (extract_range_from_binary_expr): Handle
11409 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11411 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11412 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11413 POINTER_PLUS_EXPR as PLUS_EXPR.
11414 (number_of_iterations_lt_to_ne):
11415 For pointer types, use sizetype when
11416 creating MINUS_EXPR/PLUS_EXPRs.
11417 (assert_loop_rolls_lt): For pointer types, use sizetype when
11418 creating MINUS_EXPR/PLUS_EXPRs.
11419 (number_of_iterations_le): Likewise.
11420 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11421 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11422 like PLUS_EXPR and MINUS_EXPR.
11423 * tree-pretty-print.c (dump_generic_node): Handle
11425 (op_prio): Likewise.
11426 (op_symbol_1): Likewise.
11427 * optabs.c (optab_for_tree_code): Likewise.
11428 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11430 * tree-tailcall.c (process_assignment): Mention
11431 POINTER_PLUS_EXPR in a TODO comment.
11432 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11433 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11434 not used with a pointer and an integer type.
11435 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11436 increment using chrec_convert_rhs instead of chrec_convert.
11437 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11438 PLUS_EXPR except for the right hand side's type will be
11440 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11441 (fold_used_pointer_cast): Kill.
11442 (pointer_offset_p): Kill.
11443 (fold_used_pointer): Kill.
11444 (pointer_used_p): Kill.
11445 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11446 call fold_used_pointer.
11447 (instantiate_parameters_1): Convert the increment
11448 using chrec_convert_rhs instead of chrec_convert.
11449 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11450 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11451 instead of PLUS_EXPR.
11452 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11453 PLUS_EXPR for pointers.
11454 (std_gimplify_va_arg_expr): Likewise.
11455 (fold_builtin_memory_op): Likewise.
11456 (fold_builtin_strstr): Likewise.
11457 (fold_builtin_strchr): Likewise.
11458 (fold_builtin_strrchr): Likewise.
11459 (fold_builtin_strpbrk): Likewise.
11460 (expand_builtin_memory_chk): Likewise.
11461 (fold_builtin_memory_chk): Likewise.
11462 (std_expand_builtin_va_start): Use
11463 sizetype for the call to make_tree and then convert
11464 to the pointer type.
11465 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11466 instead of PLUS_EXPR for adding to a pointer.
11467 (std_gimplify_va_arg_expr): Use fold_build2 for
11468 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11469 the operands to sizetype first and then cast the BIT_AND_EXPR
11470 back to the pointer type.
11471 * fold-const.c (build_range_check): Handle pointer types
11473 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11474 of PLUS_EXPR's. Make sure the offset is converted to
11476 (try_move_mult_to_index): Strip the NOPs from the offset.
11477 Remove code argument and replace all uses with PLUS_EXPR.
11478 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11479 specially. Don't use a pointer type for MINUS_EXPR.
11480 (fold_unary): Handle for (T1)(X op Y),
11481 only p+ as that is the only as that can be handled for
11482 binary operators now.
11483 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11485 <case PLUS_EXPR>: Add folding of PTR+INT into
11487 Don't call try_move_mult_to_index.
11488 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11489 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11490 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11491 Don't call try_move_mult_to_index.
11492 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11493 (tree_expr_nonzero_p): Likewise.
11494 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11495 of PLUS_EXPR for the complex expression folding.
11496 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11497 first chrec is a pointer type, then the second should
11498 be sizetype and not the first's type.
11499 For POINTER_PLUS_EXPR, use a different right hand side type.
11500 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11501 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11502 different right hand side type.
11503 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11504 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11505 instead of PLUS_EXPR.
11506 When either operand is zero, convert the other operand.
11507 (chrec_apply): Use chrec_convert_rhs
11508 on the argument x instead of chrec_convert.
11509 (reset_evolution_in_loop): For pointer types, the new_evol
11510 should be sizetype.
11511 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11512 different right hand side type.
11513 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11514 (chrec_convert_rhs): New function.
11515 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11516 different right hand side type.
11517 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11518 * tree-chrec.h (chrec_convert_rhs): New prototype.
11519 (build_polynomial_chrec): For pointer types, the right hand
11520 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11521 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11522 Remove subtraction case as it is always addition now.
11523 Make sure the offset is converted to sizetype.
11524 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11525 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11526 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11527 PLUS_EXPR in pointer type.
11528 Handle POINTER_PLUS_EXPR.
11529 (tree_to_aff_combination): Likewise.
11530 (force_expr_to_var_cost): Likewise.
11531 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
11532 instead of PLUS_EXPR for pointers.
11533 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
11534 instead of PLUS_EXPR of pointer types.
11535 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
11537 (check_va_list_escapes): Likewise.
11538 (check_all_va_list_escapes): Likewise.
11539 * dwarf2out.c (loc_descriptor_from_tree_1):
11540 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
11541 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
11542 (string_constant): Likewise.
11543 * tree-ssa-address.c (tree_mem_ref_addr): When adding
11544 the offset to the base, use POINTER_PLUS_EXPR.
11545 (add_to_parts): Convert the index to sizetype.
11546 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
11547 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
11548 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
11549 Offset only holds something for PLUS_EXPR.
11550 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
11552 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
11554 (analyze_accesses_for_modify_stmt): Likewise.
11555 Remove comment about the type being integral type as it is
11557 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
11559 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
11561 Correct the type which the artimentic is done in (is now
11564 * tree-data-ref.c (split_constant_offset): Handle
11566 * tree-affine.c (tree_to_aff_combination): Likewise.
11567 * c-typeck.c (build_unary_op): For pointers create the increment
11568 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
11570 * gimplify.c (gimplify_self_mod_expr): Create a
11571 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11572 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
11573 * tree.def (POINTER_PLUS_EXPR): New tree code.
11574 * tree-predcom.c (ref_at_iteration): If we have a pointer
11575 type do the multiplication in sizetype.
11576 * tree-mudflap.c (mf_xform_derefs_1): Create a
11577 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11578 * tree-ssa-forwprop.c
11579 (forward_propagate_addr_into_variable_array_index):
11580 Don't expect there to be a cast for the index as that
11581 does not exist anymore.
11582 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
11583 instead of PLUS_EXPR.
11584 Don't check for the first operand of the POINTER_PLUS_EXPR
11585 was the index as it cannot be.
11586 Call forward_propagate_addr_into_variable_array_index with
11587 the SSA_NAME instead of the statement.
11588 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
11589 (compare_constant): Likewise.
11590 (copy_constant): Likewise.
11591 (compute_reloc_for_constant): Likewise.
11592 (output_addressed_constants): Likewise.
11593 (initializer_constant_valid_p): Likewise.
11594 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
11595 Convert the MIN/MAX of the inner type to the outer
11596 type before comparing them.
11597 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
11598 POINTER_PLUS_EXPR instead of PLUS_EXPR.
11599 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
11600 of PLUS_EXPR for pointers.
11601 * tree-inline.c (estimate_num_insns_1): Handle
11603 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
11604 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11605 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
11606 instead of PLUS_EXPR for the pointer increment statement.
11607 (vect_update_ivs_after_vectorizer): For pointer types, create
11608 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
11609 MULT_EXPR in sizetype.
11610 (vect_gen_niters_for_prolog_loop): Add a cast when creating
11612 * tree-object-size.c (plus_expr_object_size): Handle
11613 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
11614 code which is trying to figure out which side is a pointer and
11616 (check_for_plus_in_loops_1): Likewise.
11617 (check_for_plus_in_loops): Likewise.
11618 * c-common.c (pointer_int_sum): Create a
11619 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11620 * tree-ssa-structalias.c (handle_ptr_arith): Handle
11621 only POINTER_PLUS_EXPR. Removing all the extra
11622 code which is trying to figure out which side is a pointer and
11624 * tree-cfg.c (verify_expr): Add extra checking for pointers and
11625 PLUS_EXPR and MINUS_EXPR.
11626 Also add checking to make sure the operands of POINTER_PLUS_EXPR
11628 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
11629 with make_tree, instead of a pointer type.
11630 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
11631 for pointers instead of PLUS_EXPR.
11632 (s390_gimplify_va_arg): Likewise.
11633 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
11634 instead of PLUS_EXPR when doing addition on pointer
11635 types. Use sizetype for the second operand.
11636 (spu_gimplify_va_arg_expr): Likewise.
11637 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
11638 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
11639 a pointer. Don't create a BIT_AND_EXPR for pointer types.
11640 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
11641 for the pointer addition and also use size_int/sizetype
11643 (ix86_gimplify_va_arg): Likewise.
11644 Perform BIT_AND_EXPR on sizetype arguments.
11645 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
11646 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
11647 for the pointer additions and also use size_int for the offsets.
11648 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
11649 additions and also use size_int for the offsets. Perform
11650 BIT_AND_EXPR on sizetype arguments.
11651 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
11652 POINTER_PLUS_EXPR for pointers and create the
11653 BIT_AND_EXPR in sizetype.
11654 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
11655 instead of PLUS_EXPR for pointer addition.
11656 (rs6000_va_start): Likewise.
11657 Also use sizetype for the offset.
11658 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
11659 as PLUS_EXPR/MINUS_EXPR.
11660 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
11661 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
11662 Don't use BIT_AND_EXPR on a pointer type, convert the
11663 expression to sizetype first.
11664 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
11666 (mips_gimplify_va_arg_expr): Likewise.
11667 Don't create BIT_AND_EXPR in a pointer type.
11669 2007-06-15 Eric Christopher <echristo@apple.com>
11671 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
11672 (x86_64-*-darwin*): Ditto.
11673 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
11676 2007-06-15 Matthew Wilcox <matthew@wil.cx>
11678 * doc/extend.texi: Document behavior of __attribute__((aligned))
11681 2007-06-15 Mark Mitchell <mark@codesourcery.com>
11683 * rtlanal.c (note_stores): Improve documentation.
11685 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
11687 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
11688 LOCAL_LABEL_PREFIX): Delete.
11689 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
11690 (bfin_internal_label): Delete.
11692 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
11694 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
11695 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
11696 otherwise define to LIBGCC2_TF_CEXT.
11697 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
11698 (LIBGCC_TF_CEXT): Ditto.
11701 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
11703 PR rtl-optimization/32339
11704 * df-scan.c (df_uses_record): Don't modify flags but just add to
11705 it for df_ref_record.
11707 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11709 * tree-mudflap.c: Fix whitespace issues.
11711 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
11713 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
11715 2007-06-14 Eric Christopher <echristo@apple.com>
11717 * config/i386/sse.md (movdi_to_sse): Rewrite body.
11718 (movv4sf): Use gcc_unreachable instead of abort.
11720 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
11723 * config/i386/sfp-machine.h (CMPtype): New define.
11724 (mach stubs): Use CMPtype instead of int as a return type.
11726 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
11728 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
11729 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
11730 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
11731 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
11732 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
11733 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
11734 config/soft-fp/soft-fp.h: Update from glibc CVS.
11736 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
11738 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
11740 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11743 * config/v850/v850.c: Include dataflow header file.
11744 (substitute_ep_register): Fix typo.
11746 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11748 * configure.ac: Fix earlier checkin.
11749 * configure: Regenerated.
11751 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11753 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
11754 * aclocal.m4: Regenerate.
11755 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
11756 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
11757 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
11758 * configure: Regenerate.
11759 * Makefile.in (LOOSE_WARN): Subst loose_warn.
11761 * Makefile.in (quickstrap): Build libgcc too.
11763 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11765 * configure.ac: Add --enable-checking=df. Explicitly mention that
11766 the variables are initialized as for "release".
11767 * df-core.c: Use it.
11768 * configure: Regenerate.
11769 * config.in: Regenerate.
11771 2007-06-14 Bob Wilson <bob.wilson@acm.org>
11773 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
11774 validate_replace_rtx instead of replace_rtx.
11775 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
11777 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
11779 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
11780 (DWARF2_UNWIND_INFO): Override default if configured with
11782 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
11783 (ENDFILE_SPEC): Add crtend.o.
11784 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
11785 (ENDFILE_SPEC): Add crtend.o.
11786 (TARGET_USE_JCR_SECTION): Define.
11787 (MD_UNWIND_SUPPORT): Define for 32-bit target.
11789 * config/i386/cygming-crtbegin.c: New file.
11790 * config/i386/cygming-crtend.c: New file.
11792 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
11794 * config/i386/w32-unwind.h: New file.
11796 2007-06-13 Eric Christopher <echristo@apple.com>
11798 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
11799 the user set a value below STACK_BOUNDARY.
11801 2007-06-13 Thiemo Seufer <ths@networkno.de>
11803 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
11804 imply -lpthread for -pthread.
11806 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11808 * basic-block.h: Remove the prototype for
11809 free_basic_block_vars.
11810 * cfglayout.h: Remove the prototype for
11811 insn_locators_initialize.
11812 * tree.h: Remove the prototype for emit_line_note.
11814 * tree-ssa-pre.c (mergephitemp): Remove.
11815 (init_pre): Don't use mergephitemp.
11817 2007-06-13 Eric Christopher <echristo@apple.com>
11819 * config/i386/i386.c (override_options): If we've specified
11820 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
11822 2007-06-13 Bob Wilson <bob.wilson@acm.org>
11824 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
11827 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11829 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
11830 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
11831 (eh_store_handler): New pattern.
11832 (eh_return): Emit it instead of a plain move.
11834 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
11836 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
11837 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
11838 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
11841 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11843 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
11844 (find_next_insn_start, find_load): New functions.
11845 (bfin_reorg): Use them to deal with the fact that parallel insns are
11846 no longer represented as a SEQUENCE.
11848 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11850 * config/sparc/sparc.c (sparc_override_options): Initialize
11851 fpu mask correctly.
11853 2007-06-13 Dave Korn <dave.korn@artimi.com>
11855 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
11858 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11860 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
11861 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
11862 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
11863 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
11864 tree-vect-transform.c: Fix comment typos. Follow spelling
11867 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11869 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
11870 to the exit block use set.
11871 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
11872 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
11873 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
11875 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11877 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
11878 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
11879 to indicate an error.
11880 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
11882 (dbg_cnt_process_opt): Print an error on a bad argument.
11883 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
11884 * common.opt (-fdbg-cnt-list): New.
11885 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
11887 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
11889 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
11890 flag on ref-all pointers.
11892 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11894 PR middle-end/31579
11895 * expr.c (expand_expr_addr_expr_1): Call expand_expr
11896 for the offset with the modifier as EXPAND_INITIALIZER
11897 if the modifier is EXPAND_INITIALIZER.
11898 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
11899 a register if we had an overflow.
11901 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11903 * real.c (real_isfinite): New.
11904 (real_sqrt): Use it.
11905 * real.h (real_isfinite): New.
11906 * builtins.c: Use it.
11908 2007-06-12 Ian Lance Taylor <iant@google.com>
11909 Daniel Berlin <dberlin@dberlin.org>
11912 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
11913 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
11914 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
11915 (DECL_NO_TBAA_P): Define.
11916 (struct tree_decl_common): Add no_tbaa_flag field.
11917 * tree-ssa-structalias.c (struct variable_info): Add
11918 no_tbaa_pruning field.
11919 (new_var_info): Initialize no_tbaa_pruning field.
11920 (unify_nodes): Copy no_tbaa_pruning field.
11921 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11922 (dump_solution_for_var): Print no_tbaa_pruning flag.
11923 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
11925 (compute_tbaa_pruning): New static function.
11926 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
11927 Call compute_tbaa_pruning.
11928 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
11929 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11930 * gimple-low.c (lower_stmt): Likewise.
11931 * tree-gimple.c (is_gimple_stmt): Likewise.
11932 * tree-ssa-operands.c (get_expr_operands): Likewise.
11933 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11934 * tree-inline.c (estimate_num_insns_1): Likewise.
11935 (copy_result_decl_to_var): Likewise.
11936 * expr.c (expand_expr_real_1): Likewise.
11937 * tree-pretty-print.c (dump_generic_node): Likewise.
11938 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
11939 * omp-low.c (omp_copy_decl_2): Likewise.
11940 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
11941 * doc/c-tree.texi (Expression trees): Document
11942 CHANGE_DYNAMIC_TYPE_EXPR.
11944 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11946 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
11947 with !HONOR_NANS and !HONOR_INFINITIES.
11948 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
11950 2007-06-12 Tristan Gingold <gingold@adacore.com>
11952 * gcov.c: Comments updated.
11953 (source_info): Add file_time field.
11954 (source_index): New variable.
11955 (mutiple_files): New variable.
11956 (generate_results): New function extracted from process_file.
11957 (process_file): Save and restore chain of functions, generate
11958 results and free structures only if not merging results.
11959 (release_structures): File names are now freed in create_file_names
11960 (create_file_names): Free previous file names.
11961 (find_source): File date is now read here and modifications in
11962 source files is checked here.
11963 (read_graph_file): Only reverse order of functions for the current
11965 (make_gcov_file_name): Do not generate long names if input_name is
11967 (output_lines): If merging results do not display graph, data and
11969 Checking source file modification is done in find_source.
11971 * doc/gcov.texi: Append an s to sourcefile.
11973 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
11975 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
11976 (forced_nop): New pattern.
11977 * config/bfin/bfin.c: Include "df.h".
11978 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
11979 (bfin_discover_loop): Use df_get_live_in instead of
11980 global_live_at_start.
11981 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
11982 df_analyze when done.
11983 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
11984 the insns. Use QImode for the final insn in a bundle. Call
11985 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
11987 (reorder_var_tracking_notes): New function.
11988 (bfin_reorg): Pass no argument to split_all_insns. Don't call
11989 update_life_info. Call df_analyze after scheduling and bundle
11990 generation. Call reorder_var_tracking_notes if generating these
11991 notes. Call df_finish_pass at the end.
11993 2007-06-12 Dirk Mueller <dmueller@suse.de>
11995 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
11996 a comparison, not an assignment.
11998 2007-06-12 Olivier Hainque <hainque@adacore.com>
12000 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12001 Request walking the subtrees only, leaving the current is_lhs/val_only
12003 (convert_non_local_reference): Likewise.
12005 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12007 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12009 2007-06-12 Richard Guenther <rguenther@suse.de>
12011 PR tree-optimization/15353
12012 PR tree-optimization/31657
12013 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12014 * timevar.def: Add TV_TREE_IFCOMBINE.
12015 * tree-pass.h (pass_tree_ifcombine): Declare.
12016 * tree-ssa-ifcombine.c: New file.
12017 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12018 * tree-flow.h (blocks_in_phiopt_order): Declare.
12019 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12020 (tree-ssa-ifcombine.o): New dependencies.
12022 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12024 PR rtl-optimization/32293
12025 * combine.c (simplify_if_then_else): Truncate return from
12026 nonzero_bits() to correct mode.
12028 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12030 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12031 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12033 2007-06-11 Diego Novillo <dnovillo@google.com>
12035 * Makefile.in (reload1.o-warn): Remove.
12037 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12039 * combine.c (subst): Use reg_overlap_mentioned_p
12040 instead of comparing register numbers directly.
12042 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12044 * reload1.c (mark_home_live_1): Use the mode parameter.
12046 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12048 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12049 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12051 * df-core.c: Ditto.
12053 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12055 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12057 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12059 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12060 from integer registers.
12061 (FP mode splitters): Handle TFmode.
12063 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12065 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12066 for ref-all pointers that point-to anything.
12068 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12070 * config/arm/arm.c (arm_output_dwarf_dtprel,
12071 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12073 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12075 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12076 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12079 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12081 * tree.c (signed_or_unsigned_type_for): New.
12082 (unsigned_type_for): Use signed_or_unsigned_type_for.
12083 (signed_type_for): Use signed_or_unsigned_type_for.
12084 * tree.h (signed_or_unsigned_type_for): New.
12085 (get_signed_or_unsigned_type): Remove.
12086 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12087 lang_hooks.types.signed_type
12088 (size_diffop): Likewise.
12089 (all_ones_mask_p): Likewise.
12090 (build_range_check): Likewise.
12091 (fold_cond_expr_with_comparison): Likewise.
12092 (fold_cond_expr_with_comparison): Likewise.
12093 (unextend): Likewise.
12094 (extract_muldiv_1): Likewise.
12095 (fold_single_bit_test_into_sign_test): Likewise.
12096 (fold_binary): Likewise.
12097 (fold_ternary): Likewise.
12098 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12099 instead of get_signed_or_unsigned_type.
12100 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12101 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12102 * expr.c (signed_or_unsigned_type_for): Use
12103 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12104 * langhooks.c (get_signed_or_unsigned_type): Remove.
12105 (lhd_signed_or_unsigned_type): Remove.
12106 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12107 signed_or_unsigned_type.
12108 (lhd_signed_or_unsigned_type): Remove.
12109 * expmed.c (make_tree): Use signed_type_for instead of
12110 lang_hooks.types.signed_type.
12111 * c-common.c (same_scalar_type_ignoring_signedness): Use
12112 c_common_signed_type instead of lang_hooks.types.signed_type.
12113 (c_common_unsigned_type): New.
12114 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12115 (shorten_compare): Use c_common_unsigned_type instead of
12116 c_common_signed_or_unsigned_type.
12117 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12119 * convert.c (convert_to_integer): Use signed_type_for instead of
12120 lang_hooks.types.signed_type.
12121 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12122 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12123 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12124 * c-format.c (check_format_types): Use c_common_unsigned_type
12125 instead of unsigned_type_for.
12126 * c-decl.c (groakdeclarator): Likewise.
12127 * c-typeck.c (convert_for_assignment): Likewise.
12128 * c-common.h (c_common_unsigned_type): New.
12130 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12133 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12134 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12136 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12138 PR middle-end/32279
12139 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12140 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12142 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12143 Sebastian Pop <sebpop@gmail.com>
12145 * lambda-code.c (remove_iv): New.
12146 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12148 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12150 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12151 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12152 * tree-ssa-loop-prefetch.c: Include optabs.h.
12153 (FENCE_FOLLOWING_MOVNT): New macro.
12154 (struct mem_ref): Add independent_p and storent_p fields.
12155 (record_ref): Initalize the new fields.
12156 (gather_memory_references_ref): Return true if the reference
12158 (gather_memory_references): Check whether all memory accesses
12159 in loop were recorded.
12160 (should_issue_prefetch_p): Return false for nontemporal stores.
12161 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12162 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12163 (determine_loop_nest_reuse): Detect independent memory references.
12164 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12165 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12166 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12167 * config/i386/i386.h (x86_mfence): Declare.
12168 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12169 * config/i386/i386.c (x86_mfence): New variable.
12170 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12172 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12173 * optabs.c (init_optabs): Initialize storent_optab.
12174 * optabs.h (enum optab_index): Add OTI_storent.
12175 (storent_optab): Declare.
12176 * genopinit.c (optabs): Add initialization for storent_optab.
12177 * tree.h (MOVE_NONTEMPORAL): New macro.
12178 * expr.c (expand_assignment, store_expr, store_constructor_field,
12179 store_constructor, store_field, expand_expr_real_1): Propagate
12180 nontemporality of the expanded store.
12181 (emit_storent_insn): New function.
12182 * expr.h (expand_assignment, store_expr): Declaration changed.
12183 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12184 to expand_assignment.
12185 * stmt.c (expand_asm_expr): Ditto.
12186 * calls.c (initialize_argument_information): Pass false as
12187 nontemporality to store_expr.
12188 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12191 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12193 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12195 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12197 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12199 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12200 and allow DECL_P here.
12202 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12204 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12205 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12206 track of the size of the expression.
12207 * cfghooks.c (merge_blocks): Remove block from loops structure only
12208 after call of the merge_blocks hook.
12210 2007-06-09 Tom Tromey <tromey@redhat.com>
12212 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12213 (deprecated_state): Removed.
12214 (start_decl): Update.
12215 (enum deprecated_states): Moved earlier.
12216 (groktypename): Update.
12217 (push_parm_decl): Likewise.
12218 (grokfield): Likewise.
12219 (start_function): Likewise.
12221 2007-06-09 Ian Lance Taylor <iant@google.com>
12223 PR tree-optimization/32169
12224 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12225 CONVERT_EXPR, check whether min and max both converted to an
12226 overflow infinity representation.
12228 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12230 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12231 not inserted on the edge.
12233 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12235 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12236 instructions if they are supported.
12237 (__divsi3, __umodsi3, __modsi3): Likewise.
12238 (__ashldi3, __ashrdi3, __lshrdi3): New.
12239 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12241 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12242 Tony Linthicum <tony.linthicum@amd.com>
12244 * doc/invoke.texi: Add fvect-cost-model flag.
12245 * common.opt (fvect-cost-model): New flag.
12246 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12247 cost fields in stmt_vec_info struct for STMT.
12248 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12249 fields in stmt_vec_info struct and access functions for the same.
12250 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12251 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12252 load, store and vector to scalar operation.
12253 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12254 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12255 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12256 (TARG_VEC_STORE_COST): Define cost of vector store.
12257 (vect_estimate_min_profitable_iters): Define new function.
12258 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12259 check to evaluate if loop iterations are less than minimum profitable
12260 iterations determined by cost model or minimum vect loop bound defined
12261 by user, whichever is more conservative.
12262 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12263 run-time check to evaluate if loop iterations are less than minimum
12264 profitable iterations determined by cost model or minimum vect loop
12265 bound defined by user, whichever is more conservative.
12266 (vect_estimate_min_profitable_iterations): New function to estimate
12267 mimimimum iterartions required for vector version of loop to be
12268 profitable over scalar version.
12269 (vect_model_reduction_cost): New function.
12270 (vect_model_induction_cost): New function.
12271 (vect_model_simple_cost): New function.
12272 (vect_cost_strided_group_size): New function.
12273 (vect_model_store_cost): New function.
12274 (vect_model_load_cost): New function.
12275 (vectorizable_reduction): Call vect_model_reduction_cost during
12277 (vectorizable_induction): Call vect_model_induction_cost during
12279 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12280 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12281 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12282 vectorizable_promotion, vectorizable_demotion): Call
12283 vect_model_simple_cost during analysis phase.
12285 2007-06-08 Simon Baldwin <simonb@google.com>
12287 * reg-stack.c (get_true_reg): Readability change. Moved default case
12288 label into direct switch statement scope.
12290 2007-06-08 Simon Baldwin <simonb@google.com>
12292 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12293 in gcc_assert() with '==' comparison.
12295 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12297 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12298 TARGET_ABM handling of x86_popcnt variable.
12300 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12302 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12303 __builtin_copysignq and __builtin_infq built-in functions.
12305 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12307 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12308 SSE4.2 section. Correct built-in function names in SSE4A section.
12310 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12312 PR tree-optimization/32243
12313 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12314 for ncopies after ratio check between nunits_out and nunits_in.
12315 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12317 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12319 PR tree-optimization/32224
12320 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12321 vectorization upon a non GIMPLE_MODIFY_STMT.
12323 2007-06-08 Christian Bruel <christian.bruel@st.com>
12326 * config/sh/sh.md (doloop_end): New pattern and splitter.
12327 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12329 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12331 PR middle-end/32209
12332 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12334 (verify_dominators): Do not change dominance tree.
12336 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12338 * config/sh/constraints.md: New file.
12339 * config/sh/sh.c: Include tm-constrs.h.
12340 (reg_class_from_letter): Remove.
12341 (prepare_cbranch_operands): Use satisfies_constraint_*
12342 function instead of macro.
12343 (andcosts, broken_move, sh_secondary_reload): Likewise.
12344 * config/sh/predicates.md (trapping_target_operand): Likewise.
12345 (and_operand, arith_operand, arith_reg_or_0_operand,
12346 cmp_operand, logical_operand, target_operand,
12347 ua_address_operand, ua_offset, xor_operand): Likewise.
12348 * config/sh/sh.md: Include constraints.md.
12349 (*movsicc_t_false): Use satisfies_constraint_* function
12351 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12352 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12353 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12354 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12355 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12356 (REG_CLASS_FROM_CONSTRAINT): Remove.
12357 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12358 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12359 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12360 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12361 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12362 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12363 function instead of macro.
12364 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12365 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12366 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12367 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12368 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12369 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12370 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12371 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12372 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12373 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12374 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12375 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12376 EXTRA_CONSTRAINT_STR): Likewise.
12377 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12379 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12381 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12383 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12386 * c-common.h (flag_cpp0x): Replaced by...
12387 (cxx_dialect): ... this new variable specifying the C++ dialect that
12389 * c-common.c (flag_cpp0x): Removed.
12390 (cxx_dialect): Defined.
12391 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12393 * c-opts.c (c_common_post_options): Likewise.
12394 (set_std_cxx98): Set cxx_dialect to cxx98.
12395 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12397 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12398 Hui-May Chang <hm.chang@apple.com>
12400 * doc/invoke.texi (Darwin Options): Update documentation for
12401 -mmacosx-version-min.
12402 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12403 * config/darwin-driver.c: New file.
12404 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12405 * config/t-darwin (darwin-driver.o): New rule.
12407 * config/darwin-c.c (version_as_macro): Ignore low digit.
12409 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12411 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12412 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12413 (CSGNMODE): New mode macro.
12414 (CSGNVMODE): New mode attribute.
12415 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12416 expander using CSGNMODE mode macro. Handle TFmode.
12417 (copysign<mode>3_const): Rename from copysignsf3_const and
12418 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12420 (copysign<mode>3_var): Rename from copysignsf3_var and
12421 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12423 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12424 mode macro. Handle TFmode.
12425 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12426 (iortf3, *iortf3): Ditto.
12427 (xortf3, *xortf3): Ditto.
12428 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12429 TFmode and TImode masks.
12430 (ix86_expand_copysign): Expand TFmode copysign insn.
12431 (IX86_BUILTIN_INFQ): New.
12432 (IX86_BUILTIN_FABSQ): Ditto.
12433 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12434 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12435 [__builtin_fabsq]: Ditto.
12436 [__builtin_copysignq]: Ditto.
12437 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12438 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12439 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12440 ix86_expand_binop_builtin().
12442 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12444 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12446 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12449 * rtl.h (push_to_sequence2): New.
12450 * emit-rtl.c (push_to_sequence2): New.
12451 * function.c (assign_parm_data_all): Add new fields.
12452 (assign_parm_setup_block): Call push_to_sequence2 instead of
12454 (assign_parm_setup_reg): Ditto.
12455 (assign_parm_setup_stack): Ditto.
12456 (assign_parms_unsplit_complex): Ditto.
12457 (assign_parms): Change field name.
12459 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12461 PR tree-optimization/32220
12462 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12463 phi node is reached before defining statement.
12465 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12468 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12469 after changing the right hand side of the assignment.
12471 2007-06-06 Eric Christopher <echristo@apple.com>
12473 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12474 (x86_64-*-darwin*): Ditto.
12475 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12476 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12478 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12480 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12481 coding conventions.
12482 (add_key): Likewise.
12483 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12484 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12486 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12488 (add_cost_one_coalesce): Likewise.
12489 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12490 variable names. Rename orig to orig_name for consistency.
12491 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12492 coding conventions.
12493 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12495 (record_equivalences_from_stmt): Likewise.
12496 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12497 the coding conventions.
12498 (memory_ssa_name_same): Likewise.
12499 (dse_optimize_stmt): Likewise.
12500 (dse_record_phis): Likewise.
12501 (dse_finalize_block): Likewise.
12502 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12503 keywords as variable names.
12504 (may_move_till): Cast according to the coding conventions.
12505 (force_move_till_expr): Avoid using C++ keywords as variable names.
12506 (force_move_till): Cast according to the coding conventions.
12507 (memref_hash): Likewise.
12508 (memref_eq): Likewise.
12509 (gather_mem_refs_stmt): Likewise.
12510 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12511 using C++ keywords as variable names.
12512 (idx_find_step): Cast according to the coding conventions.
12513 (idx_record_use): Likewise.
12514 (find_depends): Likewise.
12515 (prepare_decl_rtl): Likewise.
12516 (mbc_entry_hash): Likewise.
12517 (mbc_entry_eq): Likewise.
12518 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12519 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12520 (idx_infer_loop_bounds): Cast according to the coding conventions.
12521 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12522 * tree-ssa-math-opts.c (occ_new ): Likwise.
12523 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12525 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12527 (add_use_op): Likewise.
12528 (add_vop): Likewise.
12529 (add_vuse_op): Likewise.
12530 (add_vdef_op): Likewise.
12531 (get_expr_operands): Likewise.
12532 (push_stmt_changes): Use type safe memory macros.
12533 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
12534 keywords as variable names.
12535 (conditional_replacement): Likewise.
12536 (minmax_replacement): Likewise.
12537 (abs_replacement): Likewise.
12538 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
12539 coding conventions.
12540 (insert_fake_stores): Avoid using C++ keywords as variable names.
12541 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
12543 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
12544 (heapvar_insert): Use type safe memory macros.
12545 (new_var_info): Cast according to the coding conventions.
12546 (new_constraint): Likewise.
12547 (remove_preds_and_fake_succs): Use type safe memory macros.
12548 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
12550 (thread_single_edge): Likewise.
12551 (thread_through_loop_header): Likewise.
12553 2007-06-06 Eric Christopher <echristo@apple.com>
12555 * config/i386/i386.c (override_options): Move handling
12556 of TARGET_SUBTARGET* earlier.
12558 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
12560 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
12563 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
12565 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
12566 emited outside of basic block.
12567 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
12568 the created blocks.
12569 * rtl.h (delete_insn_chain): Declaration changed.
12570 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
12572 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
12573 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12574 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
12575 to delete_insn_chain.
12576 (rtl_verify_flow_info_1): Verify that the insns in header and footer
12577 do not have bb field set.
12578 (rtl_verify_flow_info): Verify that insns between basic blocks do not
12580 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
12581 * cfgcleanup.c (try_optimize_cfg): Ditto.
12583 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12585 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
12586 (lambda_body_vector_new): Use type safe memory macros.
12587 (lambda_linear_expression_new): Likewise.
12588 (lambda_loopnest_new): Likewise.
12589 (lambda_lattice_new): Likewise.
12590 (replace_uses_equiv_to_x_with_y): Cast according to the coding
12591 conventions. Use type safe memory macros.
12592 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
12593 (lambda_body_vector_s): Likewise.
12594 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
12595 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
12597 2007-06-06 Richard Guenther <rguenther@suse.de>
12599 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
12600 if we need to schedule cfg_cleanup.
12601 (tree_ssa_forward_propagate_single_use_vars): Do so.
12603 2007-06-06 Ian Lance Taylor <iant@google.com>
12605 * fold-const.c (merge_ranges): If range_successor or
12606 range_predecessor fail, just return 0.
12608 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12610 PR tree-optimization/32216
12611 * tree-vectorizer.c (supportable_widening_operation): Determine
12612 signedness of FIX_TRUNC_EXPR from output operand.
12613 (supportable_narrowing_operation): Ditto.
12614 * tree-vect-generic.c (expand_vector_operations_1): Determine
12615 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
12616 from input operand.
12618 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12620 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
12621 (struct pta): ...from here. Change flags to unsigned to avoid
12622 excessive casting (as it is used as a bit mask).
12623 (override_options): Add casts according to the coding convenventions.
12624 (x86_64_elf_unique_section): Likewise.
12625 (examine_argument): Avoid using C++ keywords as variable names.
12626 (construct_container): Likewise.
12627 (legitimize_pic_address): Likewise.
12628 (get_dllimport_decl): Cast according to the coding conventions. Use
12629 type safe memory macros.
12630 (legitimize_address): Cast according to the coding conventions.
12631 (emit_i387_cw_initialization): Corrected the type of slot to enum
12633 (ix86_init_machine_status): Use type safe memory macros.
12634 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
12635 (bdesc_pcmpistr): Likewise.
12636 (bdesc_crc32): Likewise.
12637 (bdesc_sse_3arg): Likewise.
12638 (bdesc_2arg): Likewise.
12639 (bdesc_1arg): Likewise.
12640 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
12641 (ix86_expand_sse_pcmpistr): Likewise.
12642 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
12643 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
12644 int to match the langhook definition.
12645 (ix86_builtin_conversion): Change the type of code to unsigned init to
12646 match the langhook definition.
12647 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
12649 (ix86_preferred_output_reload_class): Likewise.
12650 (ix86_cannot_change_mode_class): Likewise.
12651 (ix86_memory_move_cost): Likewise.
12652 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
12653 avoid excessive casting later on.
12654 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
12656 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12658 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
12659 as flags setting insn.
12660 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
12662 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12664 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
12665 (UNSPEC_ROUND): New.
12666 ("sse4_1_round<mode>2"): New insn pattern.
12667 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
12669 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
12670 expander using SSEMODEF mode macro. Expand using
12671 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12672 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
12673 expander using SSEMODEF mode macro. Expand using
12674 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12675 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
12676 expander using SSEMODEF mode macro. Expand using
12677 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12678 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
12679 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
12680 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
12683 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
12684 Sebastian Pop <sebpop@gmail.com>
12686 * lambda.h (build_linear_expr): New.
12687 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
12688 Use build_linear_expr, call fold and force_gimple_operand.
12689 (lambda_loopnest_to_gcc_loopnest): Check that there is
12690 something to insert.
12691 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
12693 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
12695 PR preprocessor/23479
12696 * doc/extend.texi: Document the 0b-prefixed binary integer
12697 constant extension.
12699 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12701 PR tree-optimization/32215
12702 * tree-vectorizer.c (supportable_widening_operation): Return false
12703 for unsupported FIX_TRUNC_EXPR tree code.
12704 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
12706 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
12708 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
12709 register on SPE targets. Change documentation to reflect
12711 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12712 Change FIXED_SCRATCH to 14 and document why we're keeping r14
12713 out of the register allocation pool.
12714 (rs6000_reg_live_or_pic_offset_p): New function.
12715 (rs6000_emit_prologue): Move the actual saving of LR up to free
12716 r0 for holding r11. Split saving of SPE 64-bit registers into
12717 its own case. Ensure that offsets will always be in-range for
12718 'evstdd' by using r11 as a scratch register to point at the start
12719 of the SPE save area. Save r11 if necessary, as it is the static
12721 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
12722 into its own case. Ensure that offsets will always be in-range
12723 for 'evldd' by using r11 as a scratch register to point at the
12724 start of the SPE save area. Also adjust r11 when restoring
12725 the stack pointer to compensate for pre-loading r11.
12727 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
12729 * cfg.c (init_flow): Use type safe memory macros.
12730 (alloc_block): Likewise.
12731 (unchecked_make_edge): Likewise.
12732 (dump_flow_info): Avoid using C++ keywords as variable names.
12733 (copy_original_table_clear): Cast according to the coding conventions.
12734 (copy_original_table_set): Likewise.
12735 * cfgexpand (label_rtx_for_bb): Likewise.
12736 (expand_gimple_basic_block): Likewise.
12737 * cfghooks.c (dump_bb): Likewise.
12738 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
12740 (lv_add_condition_to_bb): Likewise.
12741 * cfglayout (relink_block_chain): Cast according to the coding
12743 (fixup_reorder_chain): Likewise.
12744 (fixup_fallthru_exit_predecessor): Likewise.
12745 * cfgloop.c (glb_enum_p): Likewise.
12746 (get_exit_description): Likewise.
12747 (dump_recorded_exit): Likewise.
12748 * cfgloop.h (enum loop_estimation): Move out of struct scope...
12749 (struct loop): ... from here.
12750 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
12752 * cfgrtl.c (rtl_create_basic_block): Likewise.
12753 (rtl_split_block): Likewise.
12754 (rtl_dump_bb): Likewise.
12755 (cfg_layout_split_block): Likewise.
12756 (init_rtl_bb_info): Use typesafe memory macros.
12758 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
12759 * graphds.h: Updated all usages of edge to graph_edge.
12760 * graphds.c: Likewise.
12761 * cfgloopanal.c: Likewise.
12763 2007-06-05 Ian Lance Taylor <iant@google.com>
12765 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
12766 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
12767 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
12769 (test_for_singularity): Likewise.
12771 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12773 * config/i386/constraints.md ("Y2"): Replaced by ...
12775 * config/i386/i386.md: Likewise.
12776 * config/i386/mmx.md: Likewise.
12777 * config/i386/sse.md: Likewise.
12779 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12781 * config/i386/constraints.md ("z"): Replaced by ...
12783 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
12784 (sse4_1_blendvps): Likewise.
12785 (sse4_1_pblendvb): Likewise.
12786 (sse4_2_pcmpestr): Likewise.
12787 (sse4_2_pcmpestrm): Likewise.
12788 (sse4_2_pcmpestr_cconly): Likewise.
12789 (sse4_2_pcmpistr): Likewise.
12790 (sse4_2_pcmpistrm): Likewise.
12791 (sse4_2_pcmpistr_cconly): Likewise.
12793 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
12795 * matrix-reorg.c (transform_access_sites): Fix computation.
12796 (transform_allocation_sites): Same.
12798 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12800 * config/i386/i386.c (override_options): Use
12801 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
12803 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12805 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
12806 (nonimm_not_xmm0_operand): Ditto.
12807 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
12808 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
12809 as operand[2] predicate. Require "z" class XMM register for
12810 operand[3]. Adjust asm template.
12811 ("sse4_1_blendvpd"): Ditto.
12812 ("sse4_1_pblendvb"): Ditto.
12813 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
12814 force op2 into xmm0 register for variable blend instructions.
12816 2007-06-04 Tom Tromey <tromey@redhat.com>
12818 * c-tree.h (start_enum): Update.
12819 (build_enumerator): Likewise.
12820 * c-decl.c (enum_next_value): Removed.
12821 (enum_overflow): Likewise.
12822 (start_enum): Add c_enum_contents argument. Don't use globals.
12823 (build_enumerator): Likewise.
12824 * c-tree.h (struct c_enum_contents): New struct.
12826 2007-06-04 Tom Tromey <tromey@redhat.com>
12828 * c-common.c (c_common_get_alias_set): Fix indentation.
12830 2007-06-04 Ian Lance Taylor <iant@google.com>
12832 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
12833 to overflow, reduce overflow infinity to regular infinity.
12834 (vrp_var_may_overflow): New static function.
12835 (vrp_visit_phi_node): Check vrp_var_may_overflow.
12837 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
12839 * stor-layout.c (layout_type): Remove duplicate code.
12841 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
12844 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
12845 before build_common_builtin_nodes ().
12847 2007-06-04 Steve Ellcey <sje@cup.hp.com>
12850 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
12852 2007-06-04 Jan Hubicka <jh@suse.cz>
12854 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
12855 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
12856 instead of _stat version.
12858 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12860 PR tree-optimization/32194
12861 * tree-predcom.c (determine_offset): Check that both references have
12864 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12866 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
12867 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
12868 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12869 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
12870 Add argument to iterate_fix_dominators call.
12871 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
12872 * gcse.c (hoist_code): Change domby to vector.
12873 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
12874 Add argument to iterate_fix_dominators call.
12875 * loop-doloop.c (doloop_modify): Changed recount_dominator to
12876 recompute_dominator.
12877 * lambda-code.c (perfect_nestify): Ditto.
12878 * cfgloopanal.c: Include graphds.h.
12879 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
12880 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
12881 (mark_irreducible_loops): Use graphds_scc. Remove argument from
12883 * graphds.c: New file.
12884 * graphds.h: New file.
12885 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
12886 (get_dominated_by, get_dominated_by_region): Change return type to
12888 (verify_dominators): Recompute all dominators and compare the results.
12889 (recount_dominator): Renamed to ...
12890 (recompute_dominator): ... this. Do not check that the block is
12891 dominated by entry.
12892 (iterate_fix_dominators): Reimplemented.
12893 (prune_bbs_to_update_dominators, root_of_dom_tree,
12894 determine_dominators_for_sons): New functions.
12895 * et-forest.c (et_root): New function.
12896 * et-forest.h (et_root): Declare.
12897 * Makefile.in (graphds.o): Add.
12898 (cfgloopanal.o): Add graphds.h dependency.
12899 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
12900 * basic-block.h (get_dominated_by, get_dominated_by_region,
12901 iterate_fix_dominators): Declaration changed.
12902 (recount_dominator): Renamed to ...
12903 (recompute_dominator): ... this.
12904 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
12905 (thread_through_all_blocks): Do not free dominance info.
12907 2007-06-03 Andreas Schwab <schwab@suse.de>
12909 * config/m68k/m68k.c (override_options): Don't override
12911 * config/m68k/m68k-modes.def (SF, DF): Define to use
12912 motorola_single_format and motorola_double_format, resp.
12913 * real.c (motorola_single_format): Renamed from
12914 coldfire_single_format.
12915 (motorola_double_format): Renamed from coldfire_double_format.
12916 (encode_ieee_extended): Generate a proper canonical NaN image
12917 respecting canonical_nan_lsbs_set.
12918 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
12920 * real.h: Adjust declarations.
12922 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
12925 * config/sh/sh.md (symGOT_load): Don't schedule insns when
12926 the symbol is generated with the stack protector.
12928 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
12930 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
12931 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
12933 * doc/extend.texi (interrupt): Mention m68k.
12935 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
12937 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
12938 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
12939 (ix86_expand_sse_pcmpestr): Do not check operands for
12940 "register_operand", when insn operand predicate is "register_operand".
12941 (ix86_expand_sse_pcmpistr): Ditto.
12943 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
12944 Uros Bizjak <ubizjak@gmail.com>
12946 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
12947 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
12948 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
12949 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
12950 * config/i386/constraints.md ("z"): New register constraint
12951 for members of SSE_FIRST_REG class.
12952 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
12953 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
12954 SSE_FIRST_REG class.
12955 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
12956 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
12957 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
12958 (IX86_BUILTIN_PCMPESTRM128): Likewise.
12959 (IX86_BUILTIN_PCMPESTRA128): Likewise.
12960 (IX86_BUILTIN_PCMPESTRC128): Likewise.
12961 (IX86_BUILTIN_PCMPESTRO128): Likewise.
12962 (IX86_BUILTIN_PCMPESTRS128): Likewise.
12963 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
12964 (IX86_BUILTIN_PCMPISTRI128): Likewise.
12965 (IX86_BUILTIN_PCMPISTRM128): Likewise.
12966 (IX86_BUILTIN_PCMPISTRA128): Likewise.
12967 (IX86_BUILTIN_PCMPISTRC128): Likewise.
12968 (IX86_BUILTIN_PCMPISTRO128): Likewise.
12969 (IX86_BUILTIN_PCMPISTRS128): Likewise.
12970 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
12971 (struct builtin_description): Change "flag" field to unsigned.
12972 (bdesc_pcmpestr): New builtin description table.
12973 (bdesc_pcmpistr): Likewise.
12974 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
12975 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
12976 Initialize pcmp[ei]str[im] insns for SSE4.2.
12977 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
12978 (ix86_expand_sse_pcmpistr): Likewise.
12979 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
12980 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
12981 (UNSPEC_PCMPISTR): Likewise.
12982 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
12983 (sse4_2_pcmpestri):New isns pattern.
12984 (sse4_2_pcmpestrm): Likewise.
12985 (sse4_2_pcmpestr_cconly): Likewise.
12986 (sse4_2_pcmpistr): New insn patern and splitter.
12987 (sse4_2_pcmpistri):New isns pattern.
12988 (sse4_2_pcmpistrm): Likewise.
12989 (sse4_2_pcmpistr_cconly): Likewise.
12990 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
12993 2007-06-01 David Daney <ddaney@avtrex.com>
12995 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
12996 LOADGP_ABSOLUTE and not binds_local_p.
12998 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13000 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13002 2007-06-01 Ian Lance Taylor <iant@google.com>
13004 * tree-vrp.c (compare_name_with_value): Always set
13005 used_strict_overflow if we get a result from the variable itself.
13007 2007-06-01 Ian Lance Taylor <iant@google.com>
13009 PR rtl-optimization/31455
13010 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13011 subregs which have a cast between modes which are not tieable.
13013 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13015 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13016 breaks after return statements.
13018 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13020 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13021 only after no_new_pseudos.
13023 2007-05-31 Eric Christopher <echristo@apple.com>
13025 * expr.c (convert_move): Assert that we don't have a BLKmode
13027 (store_expr): Handle BLKmode moves by calling emit_block_move.
13029 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13031 * c-typeck.c (build_indirect_ref): Include type in error message.
13032 (build_binary_op): Pass types to binary_op_error.
13033 * c-common.c (binary_op_error): Take two type arguments, print out
13035 * c-common.h (binary_op_error): Update prototype.
13037 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13039 * config/i386/i386.c: Correct coments on -mno-sse4.
13041 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13043 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13044 (x86_64-*-*): Likewise.
13045 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13046 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13047 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13048 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13049 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13050 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13051 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13052 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13053 (OPTION_MASK_ISA_SSE4): Likewise.
13054 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13055 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13056 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13057 (override_options): Support SSE4.2.
13058 (ix86_build_const_vector): Support SImode and DImode.
13059 (ix86_build_signbit_mask): Likewise.
13060 (ix86_expand_int_vcond): Support V2DImode.
13061 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13062 (IX86_BUILTIN_CRC32HI): Likewise.
13063 (IX86_BUILTIN_CRC32SI): Likewise.
13064 (IX86_BUILTIN_CRC32DI): Likewise.
13065 (IX86_BUILTIN_PCMPGTQ): Likewise.
13066 (bdesc_crc32): Likewise.
13067 (bdesc_sse_3arg): Likewise.
13068 (ix86_expand_crc32): Likewise.
13069 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13070 (ix86_expand_builtin): Likewise.
13071 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13072 __SSE4_2__ for -msse4.2.
13073 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13074 (CRC32MODE): Likewise.
13075 (crc32modesuffix): Likewise.
13076 (crc32modeconstraint): Likewise.
13077 (sse4_2_crc32<mode>): Likewise.
13078 (sse4_2_crc32di): Likewise.
13079 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13081 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13082 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13083 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13084 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13085 (vcondu<mode>): Likewise.
13086 * doc/extend.texi: Document SSE4.2 built-in functions.
13087 * doc/invoke.texi: Document -msse4.2/-msse4.
13089 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13091 PR tree-optimization/32160
13092 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13093 variable as gimple reg.
13094 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13096 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13098 * gcc.c (main): Don't consider linker options when issuing the
13099 warning about a linker input file not being used.
13101 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13103 * tree-vrp.c (compare_names): Initialize sop.
13105 2007-05-30 Dirk Mueller <dmueller@suse.de>
13107 * cgraphunit.c (cgraph_analyze_function): Remove
13108 computation of inline parameters.
13110 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13112 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13114 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13116 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13117 Add vx-common.h. Include vxworks.h between vx-common.h and
13119 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13121 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13122 (TARGET_ASM_DESTRUCTOR): Likewise.
13123 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13124 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13125 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13126 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13127 (VXWORKS_ENDIAN_SPEC): Define.
13128 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13129 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13130 VXWORKS_* equivalents.
13131 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13132 (ASM_FILE_START): Delete.
13133 (TARGET_VERSION): Reformat.
13134 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13135 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13136 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13137 (FPBIT, DPBIT): Define.
13138 (fp-bit.c, dp-bit.c): New rules.
13139 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13140 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13141 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13142 * config/arm/arm.h: Include vxworks-dummy.h.
13143 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13144 Mark with ATTRIBUTE_UNUSED.
13145 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13146 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13147 make it incompatible with -msingle-pic-base.
13148 (arm_function_ok_for_sibcall): Return false for calls that might
13149 go through a VxWorks PIC PLT entry.
13150 (require_pic_register): New function, split out from...
13151 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13153 (arm_load_pic_register): Handle the VxWorks RTP initialization
13154 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13155 (arm_emit_call_insn): New function.
13156 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13157 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13158 (pic_offset_arm): New pattern.
13159 (call, call_value): Use arm_emit_call_insn.
13160 (call_internal, call_value_internal): New expanders.
13161 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13162 VxWorks unless __PIC__.
13164 2007-05-30 Eric Christopher <echristo@gmail.com>
13166 * genrecog.c: Include regs.h in generated file.
13167 * genemit.c: Ditto. Fix up formatting.
13168 * config/mn10300/constraints.md: New.
13169 * config/mn10300/mn10300.md: Include.
13170 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13171 Fix up for removed macro.
13172 * config/mn10300/predicates.md (call_address_operand): Ditto.
13173 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13174 (CONST_OK_FOR_I): Ditto.
13175 (CONST_OK_FOR_J): Ditto.
13176 (CONST_OK_FOR_K): Ditto.
13177 (CONST_OK_FOR_L): Ditto.
13178 (CONST_OK_FOR_M): Ditto.
13179 (CONST_OK_FOR_N): Ditto.
13180 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13184 (EXTRA_CONSTRAINT): Ditto.
13186 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13188 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13190 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13191 OPTION_MASK_ISA_64BIT.
13192 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13194 2007-05-30 Richard Guenther <rguenther@suse.de>
13196 PR middle-end/32152
13197 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13198 types for comparison.
13199 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13200 with original typed arguments.
13201 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13203 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13205 PR tree-optimization/31769
13206 * except.c (duplicate_eh_regions): Clear prev_try if
13207 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13209 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13211 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13212 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13213 bsi of the location where statements should be inserted.
13214 (sink_code_in_bb): Take bsi from statement_sink_location.
13215 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13216 instead of bsi_start.
13217 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13219 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13220 (bsi_move_before): Document inconsistency with bsi_move_after.
13221 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13223 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13225 * config/i386/i386.h (TARGET_ABM): New define.
13226 (TARGET_POPCNT): Ditto.
13227 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13228 New temporary defines to redefine from OPTION_ISA_* defines.
13229 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13230 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13231 (ix86_isa_flags): New extern int declaration.
13232 (TARGET_SUBTARGET_DEFAULT): New define.
13233 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13234 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13235 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13236 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13237 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13238 * config/i386/darwin.h: Change TARGET_64BIT define to
13241 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13242 using existing "ix86_isa_flags" varible.
13243 (m32, m64): Use existing "ix86_isa_flags" variable.
13244 (mmmx, m3dnow): Ditto.
13245 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13246 (mabm): Define as non-negative option using "x86_abm" variable.
13247 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13249 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13250 Rewrite feature test bitmap.
13251 (ix86_isa_flags): New initialized global int varible.
13252 (ix86_isa_flags_explicit): New static int variable.
13253 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13254 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13255 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13256 target_flags_explicit.
13257 (override_options): Remove "target_enable" and "target_disable" fields
13258 from "struct ptt". Update processor_target_table accordingly. Remove
13259 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13260 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13261 "target_flags" and "ix86_isa_flags_explicit" instead of
13262 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13263 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13264 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13265 to true when either of PTA_POPCNT or PTA_ABM is set in
13266 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13267 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13268 processor_alias_table flags entry. Remove handling of
13269 "target_enable" and "target_disable" fields of processor_target_table.
13270 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13271 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13272 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13273 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13274 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13276 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13278 2007-05-29 David Daney <ddaney@avtrex.com>
13281 * config/mips/mips.c (mips_output_mi_thunk): Emit
13282 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13284 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13285 * config/i386/i386.c (ix86_function_regparm): Added checking of
13286 ix86_force_align_arg_pointer to determine the number of
13287 register parameters.
13289 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13291 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13292 (SET_DR_MISALIGNMENT): New.
13293 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13294 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13295 Use SET_DR_MISALIGNMENT.
13296 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13298 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13299 find_loop_nest): Export.
13300 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13301 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13302 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13303 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13305 (struct mem_ref): Add field reuse_distance.
13306 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13307 Initialize reuse_distance field.
13308 (issue_prefetch_ref): Select temporality of prefetch according to
13310 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13311 self_reuse_distance, determine_loop_nest_reuse): New functions.
13312 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13313 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13314 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13317 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13319 * tree-ssa-alias.c: Add aliasing overview.
13321 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13322 Danny Smith <dannysmith@users.sourceforge.net>
13325 * config/i386/t-crtfm: Compile crtfastmath.o with
13326 -minline-all-stringops.
13327 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13328 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13330 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13332 * doc/md.texi: Document constraints on HP PA-RISC.
13334 * pa/constraints.md: New file.
13335 * pa.md: Include constraints.md.
13336 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13337 (integer_store_memory_operand, ldil_cint_p): New functions.
13338 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13339 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13340 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13341 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13342 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13344 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13347 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13348 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13349 case POSTDECREMENT_EXPR>): Return the error_mark_node
13350 if either the real or imaginary parts would an
13353 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13355 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13356 name when we remove it from a call.
13358 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13360 * targhooks.c (default_narrow_bitfield): Remove.
13361 * targhooks.h: Remove the prototype for
13362 default_narrow_bitfield.
13364 * langhooks-def.h: Remove the prototype for
13365 hook_get_alias_set_0.
13366 * langhooks.c (hook_get_alias_set_0): Remove.
13368 * global.c (EXECUTE_IF_CONFLICT): Remove.
13370 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13373 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13374 return true when truth_value_p is true and the type
13377 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13379 * doc/install.texi (Prerequisites): We no longer require Autoconf
13380 2.13 for the top-level.
13382 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13384 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13385 memory access via x86_expand_vector_move_misalign() only for
13386 TImode values on 32-bit targets.
13388 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13390 * matrix-reorg.c: New file. Implement matrix flattening and
13391 transposing optimization.
13392 * tree-pass.h: Add matrix reorg pass.
13393 * common.opt: Add fipa-mreorg flag.
13394 * Makefile.in: Add matrix-reorg.c.
13395 * passes.c: Add matrix reorg pass.
13396 * varpool.c (add_new_static_var): New function.
13397 * cgraph.h (add_new_static_var): Declare.
13399 2007-05-27 Eric Christopher <echristo@apple.com>
13401 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13402 sp_offset depending on stack size. Save r12 depending
13403 on registers we're saving later.
13404 (rs6000_emit_epilogue): Update sp_offset depending only
13407 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13409 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13410 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13411 * ifcvt.c (if_convert): Ditto.
13412 * tree-ssa-threadupdate.c (thread_block): Ditto.
13413 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13414 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13415 verify_loop_closed_ssa): Check number_of_loops instead of
13417 * predict.c (tree_estimate_probability): Ditto.
13418 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13419 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13420 * modulo-sched.c (sms_schedule): Ditto.
13421 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13422 (scev_finalize): Do not do anything if scev analysis was not
13424 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13425 current_loops == NULL.
13426 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13427 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13428 there are no loops.
13429 (loop_optimizer_finalize): Assert that loops were analyzed.
13430 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13431 rtl_doloop): Check number_of_loops instead of current_loops.
13432 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13433 current_loops == NULL.
13434 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13435 gate_tree_vectorize tree_linear_transform, check_data_deps,
13436 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13437 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13438 Check number_of_loops instead of current_loops.
13439 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13440 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13441 free loops if available.
13442 (execute_pre): Do not pass do_fre to fini_pre.
13444 2007-05-27 Tobias Burnus <burnus@net-b.de>
13446 PR middle-end/32083
13447 * real.c (mpfr_from_real): Fix sign of -Inf.
13449 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13451 * tree-vect-transform.c (vectorizable_conversion): Initialize
13452 tree_code variables to ERROR_MARK.
13453 (vectorizable_type_demotion): Likewise.
13454 (vectorizable_type_promotion): Likewise.
13456 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13459 * config/i386/i386.md (movti): Handle push operands via
13460 ix86_expand_push().
13462 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13464 * basic-block.h: Remove the prototype for merge_seq_blocks.
13465 * cfgcleanup.c (merge_seq_blocks): Remove.
13467 * tree-flow.h: Remove the prototype for is_aliased_with.
13468 * tree-ssa-alias.c (is_aliased_with): Remove.
13470 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13472 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13474 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13476 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13477 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13478 (vec_unpacks_hi_v16qi): Likewise.
13479 (vec_unpacku_lo_v16qi): Likewise.
13480 (vec_unpacks_lo_v16qi): Likewise.
13481 (vec_unpacku_hi_v8hi): Likewise.
13482 (vec_unpacks_hi_v8hi): Likewise.
13483 (vec_unpacku_lo_v8hi): Likewise.
13484 (vec_unpacks_lo_v8hi): Likewise.
13485 (vec_unpacku_hi_v4si): Likewise.
13486 (vec_unpacks_hi_v4si): Likewise.
13487 (vec_unpacku_lo_v4si): Likewise.
13488 (vec_unpacks_lo_v4si): Likewise.
13490 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13492 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13493 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13494 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13495 follow spelling conventions in various
13496 warning/error/diagnostic messages.
13498 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13499 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13500 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13501 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13502 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13503 * doc/tm.texi: Follow spelling conventions.
13505 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13508 * tree-ssa-forwprop.c
13509 (forward_propagate_addr_into_variable_array_index): Remove
13510 the lhs argument. Use the type of def_rhs instead of lhs.
13511 (forward_propagate_addr_expr_1): Update use of
13512 forward_propagate_addr_into_variable_array_index.
13514 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13515 Nigel Stephens <nigel@mips.com>
13517 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13518 function attributes, "far" being an alias for "long_call".
13519 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13520 (mips_near_type_p, mips_far_type_p): New.
13521 (mips_comp_type_attributes): New function to check that attributes
13522 attached to a function type are compatible.
13523 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13524 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13525 to the target function of the thunk.
13526 (mips_encode_section_info): Check for "near" and "far" function
13527 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13529 * config/mips/predicates.md (const_call_insn_operand): Test only
13530 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
13532 * doc/extend.texi (Function Attributes): Document MIPS "near" and
13535 * testsuite/gcc.target/mips/near-far-1.c: New test case.
13536 * testsuite/gcc.target/mips/near-far-2.c: New test case.
13537 * testsuite/gcc.target/mips/near-far-3.c: New test case.
13538 * testsuite/gcc.target/mips/near-far-4.c: New test case.
13540 2007-05-25 Eric Christopher <echristo@apple.com>
13542 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
13543 to x86-darwin configurations.
13544 * config/i386/t-darwin: Add softfp support.
13545 * config/i386/t-darwin64: Ditto.
13546 * config/i386/sfp-machine.h: If mach then don't use
13547 aliasing, emit a stub to call.
13549 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
13551 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
13552 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
13553 tree-predcom.c, tree-ssa-alias-warnings.c,
13554 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
13555 comment typos. Follow spelling conventions.
13556 * doc/cpp.texi, doc/invoke.texi: Fix typos.
13558 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13561 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
13562 constants into memory. Expand unaligned memory references for
13563 SSE modes via x86_expand_vector_move_misalign() function.
13565 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
13567 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
13568 "memory" attribute for "sseishft" type insn without operands[2].
13570 2007-05-25 Dirk Mueller <dmueller@suse.de>
13571 Marcus Meissner <meissner@suse.de>
13573 * doc/extend.texi (alloc_size): New attribute.
13574 * c-common.c (handle_alloc_size_attribute): New.
13575 * tree-object-size.c (alloc_object_size): Use alloc_size
13576 attribute, if available.
13578 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13580 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
13582 (__builtin_ia32_vec_ext_v2di): Likewise.
13583 (__builtin_ia32_vec_ext_v4si): Likewise.
13584 (__builtin_ia32_vec_ext_v8hi): Likewise.
13585 (__builtin_ia32_vec_ext_v16qi): Likewise.
13586 (__builtin_ia32_vec_set_v8hi): Likewise.
13588 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13590 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
13592 2007-05-25 Richard Sandiford <richard@codesourcery.com>
13594 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
13595 (arm_is_longcall_p): Rename to...
13596 (arm_is_long_call_p): ...this. Take a single tree argument and
13598 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
13599 (CUMULATIVE_ARGS): Remove call_cookie.
13600 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
13601 (ENCODED_LONG_CALL_ATTR_P): Delete.
13602 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
13603 LONG_CALL_FLAG_CHAR cases.
13604 (ARM_DECLARE_FUNCTION_SIZE): Delete.
13605 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
13606 ARM_DECLARE_FUNCTION_SIZE.
13607 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
13608 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
13609 (arm_encode_call_attribute, current_file_function_operand): Delete.
13610 (arm_function_in_section_p): New function.
13611 (arm_is_longcall_p): Rename to...
13612 (arm_is_long_call_p): ...this. Take the target function as a single
13613 argument and return a bool. Do not rely on call cookies. Check
13614 whether the target symbol is in the same section as the current
13615 function, not just the same compilation unit.
13616 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
13617 (arm_encode_section_info): Don't encode a call type.
13618 * config/arm/arm.md (call, call_value): Update calls to
13619 arm_is_long(_)call_p. Simplify logic.
13620 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
13621 Update calls to arm_is_long(_)call_p.
13623 2007-05-25 Richard Guenther <rguenther@suse.de>
13625 PR tree-optimization/31982
13626 * tree-ssa-forwprop.c
13627 (forward_propagate_addr_into_variable_array_index): Handle arrays
13628 with element size one.
13630 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13632 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
13633 (umulsi3_highpart): Likewise.
13635 2007-05-24 Ian Lance Taylor <iant@google.com>
13637 PR rtl-optimization/32069
13638 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
13641 2007-05-24 Ollie Wild <aaw@google.com>
13643 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
13646 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
13648 * postreload-gcse.c (reg_changed_after_insn_p): New function.
13649 (oprs_unchanged_p): Use it to check all registers in a REG.
13650 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
13651 (reg_set_between_after_reload_p): Delete.
13652 (reg_used_between_after_reload_p): Likewise.
13653 (reg_set_or_used_since_bb_start): Likewise.
13654 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
13655 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
13656 Use reg_set_between_p instead of reg_set_between_after_reload_p.
13657 * rtlanal.c (reg_set_p): Check whether REG overlaps
13658 regs_invalidated_by_call, rather than just checking the
13659 membership of REGNO (REG).
13661 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13663 * doc/passes.texi: Document predictive commoning.
13664 * doc/invoke.texi (-fpredictive-commoning): Document.
13665 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
13666 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
13667 adding indices to the generated name.
13668 (schedule_sm): Pass 0 to get_lsm_tmp_name.
13669 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
13670 * tree-pretty-print.c (op_symbol_1): Renamed to ...
13671 (op_symbol_code): ... and exported.
13672 (dump_omp_clause, op_symbol): Use op_symbol_code
13673 instead of op_symbol_1.
13674 * tree-pass.h (pass_predcom): Declare.
13675 * timevar.def (TV_PREDCOM): New timevar.
13676 * tree-ssa-loop.c (run_tree_predictive_commoning,
13677 gate_tree_predictive_commoning, pass_predcom): New.
13678 * tree-data-ref.c (find_data_references_in_loop): Find the
13679 references in dominance order.
13680 (canonicalize_base_object_address): Ensure that the result has
13682 (dr_analyze_innermost): Export.
13683 (create_data_ref): Code to fail for references with invariant
13685 (find_data_references_in_stmt): ... here.
13686 * tree-data-ref.h (dr_analyze_innermost): Declare.
13687 * tree-affine.c: Include tree-gimple.h and hashtab.h.
13688 (aff_combination_find_elt, name_expansion_hash,
13689 name_expansion_eq, tree_to_aff_combination_expand,
13690 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
13692 * tree-affine.h (aff_combination_constant_multiple_p,
13693 tree_to_aff_combination_expand): Declare.
13694 * tree-predcom.c: New file.
13695 * common.opt (fpredictive-commoning): New option.
13696 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
13697 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
13698 * Makefile.in (tree-predcom.o): Add.
13699 (tree-affine.o): Add TREE_GIMPLE_H dependency.
13700 * passes.c (init_optimization_passes): Add dceloop after
13701 copy propagation in loop optimizer. Add predictive commoning
13702 to loop optimizer passes.
13704 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13706 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
13709 2007-05-24 Jan Hubicka <jh@suse.cz>
13711 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
13713 (genheader): Include statistics.h.
13715 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
13717 * print-rtl.c (flag_dump_unnumbered): Update comments.
13718 (print_rtl): Fix my previous change.
13719 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
13722 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13724 PR middle-end/32018
13725 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
13727 (thread_through_all_blocks): Call initialize_original_copy_tables
13728 and free_original_copy_tables.
13729 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
13731 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13732 * cfghooks.c (duplicate_block): Use get_loop_copy.
13733 * cfg.c: Include cfgloop.h.
13734 (loop_copy): New hash table.
13735 (initialize_original_copy_tables): Initialize loop_copy table.
13736 (free_original_copy_tables): Free loop_copy table.
13737 (copy_original_table_clear, copy_original_table_set,
13738 set_loop_copy, get_loop_copy): New functions.
13739 (set_bb_original, set_bb_copy): Use copy_original_table_set.
13740 * cfgloop.h (struct loop): Remove copy field.
13741 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
13742 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
13744 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13746 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
13747 -msse/-msse2/-msse3.
13749 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13751 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
13752 __builtin_ia32_vec_set_v2di with MASK_64BIT.
13754 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
13757 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
13758 * targhooks.h (default_mangle_decl_assembler_name): Declare
13760 * targhooks.c (default_mangle_decl_assembler_name): Define
13762 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
13764 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
13765 * langhooks.c (lhd_set_decl_assembler_name): Call
13766 targetm.mangle_decl_assembler_name for names with global scope.
13768 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
13770 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
13771 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
13773 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
13774 New. Factored out of i386_pe_encode_section_info.
13775 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
13776 Move check for prior decoration of stdcall
13777 symbols to i386_pe_encode_section_info.
13778 (i386_pe_encode_section_info): Adjust call to
13779 gen_stdcall_or_fastcall_suffix. Use
13780 i386_pe_maybe_mangle_decl_assembler_name, if needed.
13781 (i386_pe_mangle_decl_assembler_name): New. Wrap
13782 i386_pe_maybe_mangle_decl_assembler_name.
13784 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13786 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
13787 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
13788 * langhooks.c (get_signed_or_unsigned_type): Don't check for
13789 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
13790 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
13793 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
13794 Nigel Stephens <nigel@mips.com>
13795 Richard Sandiford <richard@codesourcery.com>
13797 Fix up MIPS16 hard float and add support for complex.
13799 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
13800 (TARGET_SOFT_FLOAT_ABI): New.
13801 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
13802 __mips_soft_float to reflect the ABI in use, not whether the
13803 FPU is directly accessible (e.g., in MIPS16 mode).
13804 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
13805 (UNITS_PER_FPVALUE): Likewise.
13807 * config/mips/mips.c (mips_expand_call): Remove redundant
13808 TARGET_MIPS16 check.
13809 (mips_arg_regno): New.
13810 (function_arg_advance): When setting bits in cum->fp_code for
13811 MIPS16, don't subtract 1 from cum->arg_number, since it is now
13813 (function_arg): Use mips_arg_regno.
13814 (mips_return_mode_in_fpr_p): New.
13815 (mips16_call_stub_mode_suffix): New.
13816 (mips16_cfun_returns_in_fpr_p): New.
13817 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
13818 (mips_output_function_prologue): Test mips16_hard_float, not
13819 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
13820 (mips_expand_epilogue): Call MIPS16 helper routines to copy
13821 return value into a floating-point register.
13822 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
13823 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
13824 (mips16_fp_args): Handle MIPS32r2 ISA which supports
13825 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
13826 word of double arguments from or to the high bits of 64-bit
13827 floating point registers.
13828 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
13829 (mips16_fpret_double): New helper function.
13830 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
13831 support for complex modes. Fill in DECL_RESULT for stubdecl.
13832 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
13834 * config/mips/mips16.S
13835 (RET, ARG1, ARG2): New.
13836 (MERGE_GPRf, MERGE_GPRt): New.
13837 (DELAYt, DELAYf): New.
13838 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
13839 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
13840 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
13841 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
13842 (SFOP): Renamed to...
13843 (OPSF3): This, and macro-ified. Updated all uses.
13844 (SFOP2): Renamed to...
13845 (OPSF2): This, and macro-ified. Updated all uses.
13846 (SFCMP): Renamed to...
13847 (CMPSF): This, and macro-ified. Updated all uses.
13848 (SFREVCMP): Renamed to...
13849 (REVCMPSF): This, and macro-ified. Updated all uses.
13850 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
13851 (LDDBL1, LDDBL2, RETDBL): Deleted.
13852 (DFOP): Renamed to...
13853 (OPDF3): This, and macro-ified. Updated all uses.
13854 (DFOP2): Renamed to...
13855 (OPDF2): This, and macro-ified. Updated all uses.
13856 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
13857 (DFCMP): Renamed to...
13858 (CMPDF): This, and macro-ified. Updated all uses.
13859 (DFREVCMP): Renamed to...
13860 (REVCMPDF): This, and macro-ified. Updated all uses.
13861 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
13862 (RET_FUNCTION): New.
13863 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
13864 (__mips16_ret_sc, __mips16_ret_dc): New.
13865 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
13866 STUB_ARGS_6, STUB_ARGS_10): New.
13867 (CALL_STUB_NO_RET): New.
13868 (__mips16_call_stub_1): Macro-ified.
13869 (__mips16_call_stub_5): Macro-ified.
13870 (__mips16_call_stub_2): Macro-ified.
13871 (__mips16_call_stub_6): Macro-ified.
13872 (__mips16_call_stub_9): Macro-ified.
13873 (__mips16_call_stub_10): Macro-ified.
13874 (CALL_STUB_RET): New.
13875 (__mips16_call_stub_sf_0): Macro-ified.
13876 (__mips16_call_stub_sf_1): Macro-ified.
13877 (__mips16_call_stub_sf_5): Macro-ified.
13878 (__mips16_call_stub_sf_2): Macro-ified.
13879 (__mips16_call_stub_sf_6): Macro-ified.
13880 (__mips16_call_stub_sf_9): Macro-ified.
13881 (__mips16_call_stub_sf_10): Macro-ified.
13882 (__mips16_call_stub_df_0): Macro-ified.
13883 (__mips16_call_stub_df_1): Macro-ified.
13884 (__mips16_call_stub_df_5): Macro-ified.
13885 (__mips16_call_stub_df_2): Macro-ified.
13886 (__mips16_call_stub_df_6): Macro-ified.
13887 (__mips16_call_stub_df_9): Macro-ified.
13888 (__mips16_call_stub_df_10): Macro-ified.
13889 (__mips16_call_stub_sc_0): New.
13890 (__mips16_call_stub_sc_1): New.
13891 (__mips16_call_stub_sc_5): New.
13892 (__mips16_call_stub_sc_2): New.
13893 (__mips16_call_stub_sc_6): New.
13894 (__mips16_call_stub_sc_9): New.
13895 (__mips16_call_stub_sc_10): New.
13896 (__mips16_call_stub_dc_0): New.
13897 (__mips16_call_stub_dc_1): New.
13898 (__mips16_call_stub_dc_5): New.
13899 (__mips16_call_stub_dc_2): New.
13900 (__mips16_call_stub_dc_6): New.
13901 (__mips16_call_stub_dc_9): New.
13902 (__mips16_call_stub_dc_10): New.
13904 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
13905 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
13906 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
13908 2007-05-23 Ian Lance Taylor <iant@google.com>
13910 * doc/invoke.texi (Invoking GCC): Document that the order of the
13913 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
13916 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
13917 * config/score/predicate.md (const_pow2, const_npow2): Remove.
13918 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
13922 * config/score/score.c (score_print_operand): Make sure that only
13923 lower bits are used.
13925 2007-05-22 Ian Lance Taylor <iant@google.com>
13927 * tree-vrp.c (avoid_overflow_infinity): New static function,
13928 broken out of set_value_range_to_value.
13929 (set_value_range_to_value): Call avoid_overflow_infinity.
13930 (extract_range_from_assert): Likewise.
13932 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13934 PR middle-end/31095
13935 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
13936 change the type before looking for a COMPOUND_EXPR.
13938 2007-05-22 Ian Lance Taylor <iant@google.com>
13940 * lower-subreg.c (decompose_multiword_subregs): If we change an
13941 insn, call remove_retval_note on it.
13943 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13945 * regs.h (end_hard_regno): New function.
13946 (END_HARD_REGNO, END_REGNO): New macros.
13947 (add_to_hard_reg_set): New function.
13948 (remove_from_hard_reg_set): Likewise.
13949 (in_hard_reg_set_p): Likewise.
13950 (overlaps_hard_reg_set_p): Likewise.
13951 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
13952 (note_btr_set): Use END_HARD_REGNO.
13953 * caller-save.c (setup_save_areas): Use end_hard_regno.
13954 (mark_set_regs): Use END_HARD_REGNO.
13955 (add_stored_regs): Use end_hard_regno.
13956 (mark_referenced_regs): Use add_to_hard_reg_set.
13957 * combine.c (update_table_tick): Use END_REGNO.
13958 (record_value_for_reg): Likewise.
13959 (record_dead_and_set_regs): Likewise.
13960 (get_last_value_validate): Likewise.
13961 (use_crosses_set_p): Likewise.
13962 (reg_dead_at_p_1): Likewise.
13963 (reg_dead_at_p): Likewise.
13964 (mark_used_regs_combine): Use add_to_hard_reg_set.
13965 (move_deaths): Use END_HARD_REGNO.
13966 (reg_bitfield_target_p): Use end_hard_regno.
13967 (distribute_notes): Use END_HARD_REGNO.
13968 * cse.c (mention_regs): Use END_REGNO.
13969 (insert): Use add_to_hard_reg_set.
13970 (invalidate): Use END_HARD_REGNO.
13971 (invalidate_for_call): Likewise.
13972 (exp_equiv_p): Use END_REGNO.
13973 (cse_insn): Likewise.
13974 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
13975 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
13976 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
13977 * function.c (keep_stack_depressed): Use end_hard_regno.
13978 * global.c (global_alloc): Use end_hard_regno.
13979 (global_conflicts): Use add_to_hard_reg_set instead of
13981 (find_reg): Likewise.
13982 (mark_reg_store): Likewise.
13983 (mark_reg_conflicts): Likewise.
13984 (mark_reg_death): Use remove_from_hard_reg_set.
13985 (mark_reg_live_nc): Delete.
13986 (set_preference): Use end_hard_regno.
13987 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
13988 remove_from_hard_reg_set.
13989 (post_mark_life): Use add_to_hard_reg_set.
13990 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
13991 (reg_becomes_live): Use add_to_hard_reg_set.
13992 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
13993 (peep2_find_free_register): Use add_to_hard_reg_set.
13994 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
13995 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
13996 * regrename.c (note_sets): Use add_to_hard_reg_set.
13997 (clear_dead_regs): Use remove_from_hard_reg_set.
13998 (regrename_optimize): Use add_to_hard_reg_set.
13999 (find_oldest_value_reg): Use in_hard_reg_set_p.
14000 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14001 (hard_reg_set_here_p): Use end_hard_regno.
14002 (decompose): Likewise.
14003 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14004 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14005 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14006 (mark_home_live): Use end_hard_regno.
14007 (spill_hard_reg): Likewise.
14008 (clear_reload_reg_in_use): Likewise.
14009 * reorg.c (delete_prior_computation): Use END_REGNO.
14010 * resource.c (update_live_status): Use END_HARD_REGNO.
14011 (mark_referenced_resources): Use add_to_hard_reg_set.
14012 (mark_set_resources): Likewise.
14013 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14014 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14015 (reg_overlap_mentioned_p): Likewise.
14016 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14017 (covers_regno_no_parallel_p): Use END_REGNO.
14018 (find_regno_note): Likewise.
14019 (find_reg_fusage): Use END_HARD_REGNO.
14020 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14021 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14023 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14025 * mode-switching.c (reg_dies): Change type of second argument to
14027 (optimize_mode_switching): Update accordingly.
14029 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14031 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14033 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14034 (hard_reg_set_empty_p): ...these new functions.
14035 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14036 GO_IF_HARD_REG_SUBSET.
14037 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14038 instead of GO_IF_HARD_REG_EQUAL.
14039 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14040 instead of GO_IF_HARD_REG_EQUAL.
14041 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14042 GO_IF_HARD_REG_SUBSET.
14043 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14044 GO_IF_HARD_REG_EQUAL.
14045 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14046 of GO_IF_HARD_REG_SUBSET.
14047 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14048 instead of GO_IF_HARD_REG_EQUAL.
14049 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14050 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14051 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14052 of GO_IF_HARD_REG_SUBSET,
14053 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14054 GO_IF_HARD_REG_SUBSET.
14055 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14056 instead of GO_IF_HARD_REG_EQUAL.
14057 * config/sh/sh.c (push_regs, calc_live_regs): Use
14058 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14059 (hard_regs_intersect_p): Delete.
14061 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14063 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14065 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14066 Richard Henderson <rth@redhat.com>
14068 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14070 (x86_64-*-*): Likewise.
14072 * i386/i386-modes.def (V2QI): New.
14074 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14076 (override_options): Support SSE4.1.
14077 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14078 (IX86_BUILTIN_BLENDPS): Likewise.
14079 (IX86_BUILTIN_BLENDVPD): Likewise.
14080 (IX86_BUILTIN_BLENDVPS): Likewise.
14081 (IX86_BUILTIN_PBLENDVB128): Likewise.
14082 (IX86_BUILTIN_PBLENDW128): Likewise.
14083 (IX86_BUILTIN_DPPD): Likewise.
14084 (IX86_BUILTIN_DPPS): Likewise.
14085 (IX86_BUILTIN_INSERTPS128): Likewise.
14086 (IX86_BUILTIN_MOVNTDQA): Likewise.
14087 (IX86_BUILTIN_MPSADBW128): Likewise.
14088 (IX86_BUILTIN_PACKUSDW128): Likewise.
14089 (IX86_BUILTIN_PCMPEQQ): Likewise.
14090 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14091 (IX86_BUILTIN_PMAXSB128): Likewise.
14092 (IX86_BUILTIN_PMAXSD128): Likewise.
14093 (IX86_BUILTIN_PMAXUD128): Likewise.
14094 (IX86_BUILTIN_PMAXUW128): Likewise.
14095 (IX86_BUILTIN_PMINSB128): Likewise.
14096 (IX86_BUILTIN_PMINSD128): Likewise.
14097 (IX86_BUILTIN_PMINUD128): Likewise.
14098 (IX86_BUILTIN_PMINUW128): Likewise.
14099 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14100 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14101 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14102 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14103 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14104 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14105 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14106 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14107 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14108 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14109 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14110 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14111 (IX86_BUILTIN_PMULDQ128): Likewise.
14112 (IX86_BUILTIN_PMULLD128): Likewise.
14113 (IX86_BUILTIN_ROUNDPD): Likewise.
14114 (IX86_BUILTIN_ROUNDPS): Likewise.
14115 (IX86_BUILTIN_ROUNDSD): Likewise.
14116 (IX86_BUILTIN_ROUNDSS): Likewise.
14117 (IX86_BUILTIN_PTESTZ): Likewise.
14118 (IX86_BUILTIN_PTESTC): Likewise.
14119 (IX86_BUILTIN_PTESTNZC): Likewise.
14120 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14121 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14122 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14123 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14124 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14125 (bdesc_ptest): New.
14126 (bdesc_sse_3arg): Likewise.
14127 (bdesc_2arg): Likewise.
14128 (bdesc_1arg): Likewise.
14129 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14131 (ix86_expand_sse_4_operands_builtin): New.
14132 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14133 smaller than 8 bits as the 2nd arg.
14134 (ix86_expand_sse_ptest): New.
14135 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14136 (ix86_expand_vector_set): Support SSE4.1.
14137 (ix86_expand_vector_extract): Likewise.
14139 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14140 __SSE4_1__ for -msse4.1.
14142 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14143 (UNSPEC_INSERTPS): Likewise.
14144 (UNSPEC_DP): Likewise.
14145 (UNSPEC_MOVNTDQA): Likewise.
14146 (UNSPEC_MPSADBW): Likewise.
14147 (UNSPEC_PHMINPOSUW): Likewise.
14148 (UNSPEC_PTEST): Likewise.
14149 (UNSPEC_ROUNDP): Likewise.
14150 (UNSPEC_ROUNDS): Likewise.
14152 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14154 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14155 (const_pow2_1_to_32768_operand): Likewise.
14157 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14160 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14162 (sse4_1_insertps): Likewise.
14163 (*sse4_1_extractps): Likewise.
14164 (sse4_1_ptest): Likewise.
14165 (sse4_1_mulv2siv2di3): Likewise.
14166 (*sse4_1_mulv4si3): Likewise.
14167 (*sse4_1_smax<mode>3): Likewise.
14168 (*sse4_1_umax<mode>3): Likewise.
14169 (*sse4_1_smin<mode>3): Likewise.
14170 (*sse4_1_umin<mode>3): Likewise.
14171 (sse4_1_eqv2di3): Likewise.
14172 (*sse4_1_pinsrb): Likewise.
14173 (*sse4_1_pinsrd): Likewise.
14174 (*sse4_1_pinsrq): Likewise.
14175 (*sse4_1_pextrb): Likewise.
14176 (*sse4_1_pextrb_memory): Likewise.
14177 (*sse4_1_pextrw_memory): Likewise.
14178 (*sse4_1_pextrq): Likewise.
14179 (sse4_1_blendpd): Likewise.
14180 (sse4_1_blendps): Likewise.
14181 (sse4_1_blendvpd): Likewise.
14182 (sse4_1_blendvps): Likewise.
14183 (sse4_1_dppd): Likewise.
14184 (sse4_1_dpps): Likewise.
14185 (sse4_1_movntdqa): Likewise.
14186 (sse4_1_mpsadbw): Likewise.
14187 (sse4_1_packusdw): Likewise.
14188 (sse4_1_pblendvb): Likewise.
14189 (sse4_1_pblendw): Likewise.
14190 (sse4_1_phminposuw): Likewise.
14191 (sse4_1_extendv8qiv8hi2): Likewise.
14192 (*sse4_1_extendv8qiv8hi2): Likewise.
14193 (sse4_1_extendv4qiv4si2): Likewise.
14194 (*sse4_1_extendv4qiv4si2): Likewise.
14195 (sse4_1_extendv2qiv2di2): Likewise.
14196 (*sse4_1_extendv2qiv2di2): Likewise.
14197 (sse4_1_extendv4hiv4si2): Likewise.
14198 (*sse4_1_extendv4hiv4si2): Likewise.
14199 (sse4_1_extendv2hiv2di2): Likewise.
14200 (*sse4_1_extendv2hiv2di2): Likewise.
14201 (sse4_1_extendv2siv2di2): Likewise.
14202 (*sse4_1_extendv2siv2di2): Likewise.
14203 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14204 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14205 (sse4_1_zero_extendv4qiv4si2): Likewise.
14206 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14207 (sse4_1_zero_extendv2qiv2di2): Likewise.
14208 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14209 (sse4_1_zero_extendv4hiv4si2): Likewise.
14210 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14211 (sse4_1_zero_extendv2hiv2di2): Likewise.
14212 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14213 (sse4_1_zero_extendv2siv2di2): Likewise.
14214 (*sse4_1_zero_extendv2siv2di2): Likewise.
14215 (sse4_1_roundpd): Likewise.
14216 (sse4_1_roundps): Likewise.
14217 (sse4_1_roundsd): Likewise.
14218 (sse4_1_roundss): Likewise.
14219 (mulv4si3): Don't expand for SSE4.1.
14220 (smax<mode>3): Likewise.
14221 (umaxv4si3): Likewise.
14222 (uminv16qi3): Likewise.
14223 (umin<mode>3): Likewise.
14224 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14226 * doc/extend.texi: Document SSE4.1 built-in functions.
14228 * doc/invoke.texi: Document -msse4.1.
14230 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14232 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14233 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14234 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14235 (ASM_SPEC): Add asm_pcrel_spec.
14236 (EXTRA_SPECS): Add asm_pcrel_spec.
14238 2007-05-21 David Daney <ddaney@avtrex.com>
14240 * doc/install.texi (Building a cross compiler): Add requirements
14241 for Java cross compiler.
14243 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14245 PR middle-end/31995
14246 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14247 Add loopno argument. Use evolution_function_is_invariant_rec_p
14248 instead of evolution_function_is_constant_p.
14249 Update calls to evolution_function_is_affine_multivariate_p.
14250 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14251 Add loopno argument.
14252 * tree-scalar-evolution.c (gather_chrec_stats): Call
14253 evolution_function_is_affine_multivariate_p with a loop
14255 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14256 (analyze_overlapping_iterations): Likewise.
14257 (access_functions_are_affine_or_constant_p): Likewise.
14258 (build_classic_dist_vector_1): If the access functions
14259 are equal, don't do anything.
14261 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14262 Paolo Carlini <pcarlini@suse.de>
14263 Uros Bizjak <ubizjak@gmail.com>
14265 * c-cppbuiltin.c (c_cpp_builtins): Define
14266 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14267 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14268 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14269 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14271 2007-05-21 Mike Stump <mrs@apple.com>
14273 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14275 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14277 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14279 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14280 implementation if __OPTIMIZE__ is not defined.
14281 (_mm_alignr_pi8): Ditto.
14282 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14283 (_mm_inserti_si64): Ditto.
14284 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14285 (_mm_slli_epi16): Ditto.
14286 (_mm_slli_epi32): Ditto.
14287 (_mm_slli_epi64): Ditto.
14288 (_mm_srai_epi16): Ditto.
14289 (_mm_srai_epi32): Ditto.
14290 (_mm_srli_si128): Ditto.
14291 (_mm_slli_si128): Ditto.
14292 (_mm_srli_epi16): Ditto.
14293 (_mm_srli_epi32): Ditto.
14294 (_mm_srli_epi64): Ditto.
14295 (_mm_extract_epi16): Ditto.
14296 (_mm_insert_epi16): Ditto.
14297 (_mm_shufflehi_epi16): Ditto.
14298 (_mm_shufflelo_epi16): Ditto.
14299 (_mm_shuffle_epi32): Ditto.
14300 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14301 (_m_pextrw): Ditto.
14302 (_mm_insert_pi16): Ditto.
14303 (_m_pinsrw): Ditto.
14304 (_mm_shuffle_pi16): Ditto.
14305 (_m_pshufw): Ditto.
14306 (_mm_shufle_ps): Ditto.
14307 (_mm_prefetch): Ditto.
14309 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14311 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14312 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14313 * real.c (encode_i370_single, decode_i370_single,
14314 encode_i370_double, decode_i370_double): Functions removed.
14315 (i370_single_format, i370_double_format): Initializations removed.
14316 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14317 Consider the log2_b field to always be one.
14318 (ieee_single_format, mips_single_format, coldfire_single_format,
14319 ieee_double_format, mips_double_format, coldfire_double_format,
14320 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14321 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14322 ibm_extended_format, mips_extended_format, ieee_quad_format,
14323 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14324 decimal_single_format, decimal_double_format, decimal_quad_format,
14325 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14326 initialization of log2_b.
14327 * real.h (i370_single_format, i370_double_format): Declarations
14329 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14330 field to always be one.
14332 2007-05-21 Andreas Schwab <schwab@suse.de>
14334 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14335 NOTE_INSN_BASIC_BLOCK_P.
14336 (process_for_unwind_directive): Likewise.
14338 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14340 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14341 * function.h (struct function): Move va_list_gpr_size,
14342 va_list_fpr_size, function_frequency to front of bitfields. Add
14344 (current_function_calls_unwind_init): New.
14345 * except.c (expand_builtin_unwind_init): Set
14346 current_function_calls_unwind_init not
14347 current_function_has_nonlocal_label.
14348 * reload1.c (has_nonexceptional_receiver): New.
14349 (reload): Use it and current_function_calls_unwind_init to
14350 determine whether call-saved regs must be saved.
14352 2007-05-20 Jan Hubicka <jh@suse.cz>
14354 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14355 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14356 * ddg.c (create_ddg): LIkewise.
14357 * final.c (final): Remove hunk moving line number notes around since
14358 they are no longer present at this stage.
14359 (final_scan_insn): Use NOTE_KIND instead of
14360 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14361 (output_asm_label): Likewise.
14362 * reorg.c (dbr_schedule): Likewise.
14363 * haifa-sched.c (unlink_other_notes): Likewise.
14364 * mode-switching.c (optimize_mode_switching): Likewise.
14365 * graph.c (start_bb): Likewise.
14366 * rtl.def (NOTE): Update description.
14367 * jump.c (squeeze_notes): Delete.
14368 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14369 NOTE_INSN_BASIC_BLOCK_P when possible.
14370 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14371 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14372 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14373 (dwarf2out_var_location): Likewise.
14374 * cfgbuild.c (make_edges): Likewise.
14375 (find_basic_blocks_1): Likewise.
14376 * function.c (reorder_blocks_1): Likewise.
14377 (epilogue_done): Likewise.
14378 (reposition_prologue_and_epilogue_notes): Likewise.
14379 * print-rtl.c (print_rtx): Likewise; drop code for printing
14381 (print_rtl): Likewise.
14382 (print_rtl_single): Likewise.
14383 * gcse.c (insert_insn_start_bb): Likewise.
14384 * alias.c (init_alias_analysis): Likewise.
14385 * calls.c (fixup_tail_calls): Likewise.
14386 * except.c (sjlj_emit_function_enter): Likewise.
14387 * emit-rtl.c (add_insn_after): Likeiwse.
14388 (emit_label_before): Likewise.
14389 (emit_label_after): Likewise.
14390 (emit_note_before, emit_note_after, emit_note): Update
14391 parameter to be enum insn_note; do not deal with source
14393 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14394 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14396 (merge_blocks_move_successor_nojumps): Simplify now when
14397 we don't have BLOCK notes.
14398 (try_optimize_cfg): Likewise.
14399 * cfglayout.c (skip_insns_after_block): Likewise.
14400 (record_effective_endpoints): Likewise.
14401 (duplicate_insn_chain): Likewise.
14402 * varasm.c (output_constant_pool_1): Likewise.
14403 * sched-deps.c (sched_analyze): Likewise.
14404 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14406 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14407 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14408 (SET_INSN_DELETED): Simplify.
14409 (NOTE_LINE_NUMBER): Exterminate.
14410 (NOTE_LINE_KIND): New.
14411 (NOTE_INSN_BASIC_BLOCK_P): Update.
14412 (enum insn_note): Simplify.
14413 (GET_NOTE_INSN_NAME) Simplify.
14414 (emit_note_before, emit_note_after, emit_note): Update prototype.
14415 (squeeze_notes): Remove.
14416 * sched-int.h (NOTE_NOT_BB_P): Update.
14417 * resource.c (mark_target_live_regs): Update.
14418 * sched-rgn.c (debug_dependencies): Update.
14419 * sched-vis.c (print_insn): Update.
14420 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14421 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14422 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14423 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14424 (split_branches): Update.
14425 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14427 (sh_adjust_unroll_max): Exterminate.
14428 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14429 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14430 (m68hc11_reorg): Likewise.
14431 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14432 (emit_predicate_relation_info): Update.
14433 (process_for_unwind_directive): Update.
14434 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14435 (output_call): Update.
14436 * config/pa/pa.c (output_lbranch): Update.
14437 (output_millicode_call): Update.
14438 (output_call): Update.
14439 (pa_combine_instructions): Update.
14440 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14441 * config/bfin/bfin.c (gen_one_bundle): Update.
14442 * cfgrtl.c (can_delete_note_p): Update.
14443 (delete_insn): Update.
14444 (rtl_merge_blocks): Update.
14445 (commit_one_edge_insertion): Update.
14446 (rtl_verify_flow_info): Update.
14447 * stmt.c (expand_case): Do not call squeeze_notes.
14449 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14456 * c.opt (Wtype-limits): New.
14457 * doc/invoke.texi (Wtype-limits): Document it.
14458 (Wextra): Enabled by -Wextra.
14459 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14460 * c-common.c (shorten_compare): Warn with Wtype-limits.
14462 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14464 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14465 inlined function, not as a macro.
14466 (_mm_alignr_pi8): Ditto.
14467 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14468 (_mm_inserti_si64): Ditto.
14469 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14470 (_mm_extract_epi16): Ditto.
14471 (_mm_insert_epi16): Ditto.
14472 (_mm_shufflehi_epi16): Ditto.
14473 (_mm_shufflelo_epi16): Ditto.
14474 (_mm_shuffle_epi32): Ditto.
14475 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14476 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14478 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14480 (_m_to_float): Use C89 compatible assignment.
14482 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14485 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14487 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14490 * doc/invoke.texi (Wreturn-type): Complete description.
14491 (Wextra): Delete item about return-type warning.
14492 * c-decl.c: Delete redundant Wextra warning.
14494 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14497 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14498 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14499 inlined function, not as a macro.
14500 (_mm_prefetch): Ditto.
14501 (_m_pextrw): Ditto.
14502 (_mm_insert_pi16): Ditto.
14503 (_m_pinsrw): Ditto.
14504 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14505 (_m_pshufw): Ditto. Add const to __N argument.
14506 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14507 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14508 (_mm_slli_epi32): Ditto.
14509 (_mm_srli_si128): Implement as always inlined function, not as a
14510 macro. Add __inline to function declaration.
14511 (_mm_slli_si128): Ditto.
14513 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14515 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14516 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14518 (struct fenv): New structure.
14519 (FP_HANDLE_EXCEPTIONS): New define.
14520 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14521 (_FP_DECL_EXP): New define.
14522 (FP_INIT_ROUNDMODE): New define.
14523 (FP_ROUNDMODE): New define.
14525 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14527 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14528 (Wconversion): Update description.
14529 (Wconversion-sign): New.
14530 * c.opt (Wconversion-sign): New.
14531 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
14532 means disabled for C++. Otherwise, take the status of Wconversion.
14533 * c-common.c (conversion_warning): Warn with either Wconversion or
14535 (warnings_for_convert_and_check): Conditions are already checked by
14536 conversion_warning.
14537 (convert_and_check): Don't check warnings if the conversion failed.
14539 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
14540 Anatoly Sokolov <aesok@dol.ru>
14542 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
14543 avr_epilogue_uses) : Add declaration.
14544 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
14545 * config/avr/constraints.md (R): New constraint.
14546 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
14547 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
14548 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
14549 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
14550 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
14551 call_prologue_saves, epilogue_restores, return_from_epilogue,
14552 return_from_main_epilogue, return_from_interrupt_epilogue,
14553 return_from_naked_epilogue, prologue, epilogue): New patterns.
14554 (jump): Handle symbol reference.
14555 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
14556 avr_output_function_prologue, avr_output_function_epilogue): Remove
14558 (avr_init_machine_status, expand_prologue, expand_epilogue,
14559 avr_asm_function_end_prologue, avr_epilogue_uses,
14560 avr_asm_function_begin_epilogue): New functions.
14561 (prologue_size, epilogue_size, jump_tables_size): Remove global
14563 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14564 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14565 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
14566 (avr_override_options): Initialise init_machine_status.
14567 (output_movhi): Handle all stack pointer loads.
14568 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
14569 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
14570 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
14571 (EPILOGUE_USES) Redefine.
14572 (machine_function) Declare.
14574 2007-05-19 Richard Sandiford <richard@codesourcery.com>
14576 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
14577 Use a single return statement.
14579 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14581 PR middle-end/30250
14582 * builtins.c (do_mpfr_lgamma_r): New.
14583 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
14584 * tree.h (CASE_FLT_FN_REENT): New.
14586 2007-05-18 Geoffrey Keating <geoffk@apple.com>
14588 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
14589 (output_die): Use 'unsigned long' with %x.
14590 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
14591 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
14592 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
14594 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
14596 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
14601 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
14602 true if function has no argument.
14604 2007-05-18 DJ Delorie <dj@redhat.com>
14606 * config/mips/mips.c (mips_offset_within_alignment_p): New.
14607 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
14609 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14611 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
14612 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
14613 count_trailing_zeros.
14614 (__i386__): Implement count_leading_zeros using __builtin_clz().
14615 Implement count_trailing_zeros usign __builtin_ctz().
14617 2007-05-18 Richard Sandiford <richard@codesourcery.com>
14619 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
14621 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14623 PR middle-end/31344
14624 * expr.c (emit_move_change_mode): Change mode of push operands here.
14626 2007-05-17 Ian Lance Taylor <iant@google.com>
14628 PR tree-optimization/31953
14629 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
14630 Change all callers.
14631 (set_value_range_to_null): Call set_value_range_to_value.
14632 (extract_range_from_comparison): Likewise.
14634 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14636 * toplev.c (print_version): Output GMP/MPFR version info.
14638 * builtins.c (CASE_MATHFN_REENT): New macro.
14639 (mathfn_built_in): Use it.
14640 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
14641 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
14642 BUILT_IN_LGAMMAL_R): New.
14643 * doc/extend.texi: Document new builtins.
14645 PR middle-end/31796
14646 * builtins.c (do_mpfr_remquo): New.
14647 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
14648 (fold_builtin_3): Handle BUILT_IN_REMQUO.
14650 PR middle-end/30251
14651 * builtins.c (fold_builtin_1): Handle y0, y1.
14652 (fold_builtin_2): Handle yn.
14654 PR middle-end/30251
14655 * builtins.c (do_mpfr_bessel_n): New.
14656 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
14657 (fold_builtin_2): Handle BUILT_IN_JN.
14659 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
14662 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
14663 TYPE_PRECISION (intmax_type_node).
14665 2007-05-17 Steve Ellcey <sje@cup.hp.com>
14668 * reload.c (subst_reloads): Remove checking.
14670 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14672 PR rtl-optimization/31691
14673 * combine.c (simplify_set): Build a new src pattern instead of
14674 substituting its operands in the COMPARE case.
14676 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
14678 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
14679 (execute_vrp): Preserve loops through jump threading.
14680 * tree-ssa-threadupdate.c (thread_single_edge,
14681 dbds_continue_enumeration_p, determine_bb_domination_status,
14682 thread_through_loop_header): New functions.
14683 (create_edge_and_update_destination_phis,
14684 create_edge_and_update_destination_phis): Set loops for the new blocks.
14685 (prune_undesirable_thread_requests): Removed.
14686 (redirect_edges): Do not pretend that redirect_edge_and_branch can
14688 (thread_block): Do not call prune_undesirable_thread_requests.
14690 (mark_threaded_blocks): Select edges to thread here.
14691 (thread_through_all_blocks): Take may_peel_loop_headers argument.
14692 Thread edges through loop headers independently.
14693 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
14694 * tree-pass.h (TODO_mark_first_instance): New.
14695 (first_pass_instance): Declare.
14696 * cfghooks.c (duplicate_block): Put the block to the original loop
14697 if copy is not specified.
14698 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
14699 jump threading. Pass may_peel_loop_headers to
14700 thread_through_all_blocks according to first_pass_instance.
14701 * cfgloop.h (create_preheader): Declare.
14702 * tree-flow.h (thread_through_all_blocks): Declaration changed.
14703 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
14704 * passes.c (first_pass_instance): New variable.
14705 (next_pass_1): Set TODO_mark_first_instance.
14706 (execute_todo): Set first_pass_instance.
14708 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
14710 PR tree-optimization/24659
14711 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
14712 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
14713 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
14714 OTI_vec_pack_ufix_trunc.
14715 (vec_unpacks_float_hi_optab): Define new macro.
14716 (vec_unpacks_float_lo_optab): Ditto.
14717 (vec_unpacku_float_hi_optab): Ditto.
14718 (vec_unpacku_float_lo_optab): Ditto.
14719 (vec_pack_sfix_trunc_optab): Ditto.
14720 (vec_pack_ufix_trunc_optab): Ditto.
14721 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
14722 and vec_pack_[s|u]fix_trunc_optab using
14723 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
14724 * tree-vectorizer.c (supportable_widening_operation): Handle
14725 FLOAT_EXPR and CONVERT_EXPR. Update comment.
14726 (supportable_narrowing_operation): New function.
14727 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
14728 * tree-vect-transform.c (vectorizable_conversion): Handle
14729 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14730 (vect_gen_widened_results_half): Move before vectorizable_conversion.
14731 (vectorizable_type_demotion): Call supportable_narrowing_operation()
14732 to check for target support.
14733 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
14734 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
14735 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
14736 for VEC_PACK_FIX_TRUNC_EXPR.
14737 (expand_binop): Special case mode of the result for
14738 vec_pack_[u|s]fix_trunc_optab.
14739 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
14740 vec_pack_[u|s]fix_trunc_optab.
14742 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
14743 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
14744 * tree-pretty-print.c (dump_generic_node): Handle
14745 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
14746 VEC_PACK_FIX_TRUNC_EXPR.
14748 * expr.c (expand_expr_real_1): Ditto.
14749 * tree-inline.c (estimate_num_insns_1): Ditto.
14750 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14752 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
14753 (vec_unpacks_float_lo_v8hi): Ditto.
14754 (vec_unpacku_float_hi_v8hi): Ditto.
14755 (vec_unpacku_float_lo_v8hi): Ditto.
14756 (vec_unpacks_float_hi_v4si): Ditto.
14757 (vec_unpacks_float_lo_v4si): Ditto.
14758 (vec_pack_sfix_trunc_v2df): Ditto.
14760 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
14762 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
14763 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
14764 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
14765 [vec_pack_ufix_trunc]: Ditto.
14766 [vec_unpacks_float_hi]: Ditto.
14767 [vec_unpacks_float_lo]: Ditto.
14768 [vec_unpacku_float_hi]: Ditto.
14769 [vec_unpacku_float_lo]: Ditto.
14771 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
14773 * soft-fp/README: Update for new files.
14774 * soft-fp/floattisf.c: New file.
14775 * soft-fp/floattidf.c: New file.
14776 * soft-fp/floattitf.c: New file.
14777 * soft-fp/floatuntisf.c: New file.
14778 * soft-fp/floatuntidf.c: New file.
14779 * soft-fp/floatuntitf.c: New file.
14780 * soft-fp/fixsfti.c: New file.
14781 * soft-fp/fixdfti.c: New file.
14782 * soft-fp/fixtfti.c: New file.
14783 * soft-fp/fixunssfti.c: New file.
14784 * soft-fp/fixunsdfti.c: New file.
14785 * soft-fp/fixunstfti.c: New file.
14786 * soft-fp/extendxftf.c: New file.
14787 * soft-fp/trunctfxf.c: New file.
14789 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
14790 (__trunctfxf2): Ditto.
14792 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
14793 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
14794 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
14795 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
14796 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
14797 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
14799 * config/i386/t-fprules-softfp64: New file.
14800 * config/i386/sfp-machine.h: New file.
14801 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
14802 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
14803 and soft-fp/t-softfp to tmake_file.
14804 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14805 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
14807 * config/i386/t-linux64 (softfp_wrap_start): New.
14808 (softfp_wrap_end): New.
14809 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
14810 supported for TARGET_64BIT.
14812 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14814 * c-common.c (c_common_signed_or_unsigned_type): Emulate
14815 c_common_unsigned_type behavior.
14817 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
14819 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
14822 2007-05-16 Eric Christopher <echristo@apple.com>
14824 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
14825 saving after stack push. Set sp_offset whenever we push.
14826 (rs6000_emit_epilogue): Move altivec register restore before
14829 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14831 * configure.ac: Allow sysroots to be relocated under $prefix as
14832 well as $exec_prefix.
14833 * configure: Regenerate.
14835 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14839 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14841 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14842 (gcc_tooldir): Likewise.
14843 * configure: Regenerate.
14844 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14845 old configure.ac gcc_tooldir setting.
14846 (prefix_to_exec_prefix): New variable.
14847 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14848 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14850 2007-05-14 Janis Johnson <janis187@us.ibm.com>
14852 * c-typeck.c (build_binary_op): Return early for error.
14854 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
14856 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
14857 struct nb_iter_bound.
14858 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
14859 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
14860 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
14861 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
14862 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
14863 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
14864 (del_scev_info): Use ggc_free.
14865 (scev_initialize): Allocate scalar_evolution_info in gc memory.
14866 * loop-init.c: Include ggc.h.
14867 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
14868 (loop_optimizer_finalize): Use ggc_free.
14869 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
14870 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
14871 pass_iv_optimize): Add TODO_ggc_collect.
14872 * function.h (struct function): Remove skip marker from
14874 * cfgloop.c: Include ggc.h.
14875 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
14877 (establish_preds): Vector superloops is gc allocated.
14878 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
14880 (flow_loops_find): Vector larray is gc allocated.
14881 (loop_exit_free): Use ggc_free.
14882 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
14883 that head of exits list is now not a part of struct loop.
14884 (record_loop_exits): Allocate exits table in gc memory.
14885 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
14886 that head of exits list is now not a part of struct loop.
14887 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
14888 struct loop_exit): Add GTY marker.
14889 (struct loop): Add GTY marker. Make superloops vector gc allocated.
14890 Add skip marker to aux field. Make head of exits list a separate
14892 (struct loops): Add GTY marker. Make larray vector gc allocated.
14893 Add param marker to exits table.
14894 (get_loops): Type changed.
14895 * Makefile.in (tree-scalar-evolution.o): Add
14896 gt-tree-scalar-evolution.h dependency.
14897 (cfgloop.o, loop-init.o): Add ggc.h dependency.
14898 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
14899 * basic-block.h (struct basic_block_def): Remove skip marker from
14902 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
14904 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
14905 of 0 in the call to expand_expr().
14906 (expand_builtin_mathfn_3): Ditto.
14907 (expand_builtin_interclass_mathfn): Ditto.
14908 (expand_builtin_cexpi): Ditto.
14909 (expand_builtin_int_roundingfn): Ditto.
14910 (expand_builtin_int_roundingfn_2): Ditto.
14911 (expand_builtin_pow): Ditto.
14912 (expand_builtin_powi): Ditto.
14913 (expand_builtin_bswap): Ditto.
14914 (expand_builtin_unop): Ditto.
14915 (expand_builtin_fabs): Ditto.
14916 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
14917 the call to expand_expr().
14918 (expand_builtin_sync_operation): Ditto.
14919 (expand_builtin_compare_and_swap): Ditto.
14920 (expand_builtin_lock_test_and_set): Ditto.
14921 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
14922 instead of 0 in the call to expand_expr().
14923 (expand_builtin_extract_return_addr): Ditto.
14924 (expand_builtin_eh_return): Ditto.
14925 (expand_eh_return): Ditto.
14926 * explow.c (expr_size): Ditto.
14927 * expr.c (optimize_bitfield_assignment_op): Ditto.
14928 (expand_assignement): Ditto.
14929 (store_expr): Ditto.
14930 (store_field): Ditto.
14931 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
14932 the call to expand_expr().
14933 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
14934 in the call to expand_expr().
14935 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
14936 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
14937 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
14939 * optabs.c (expand_vec_shift_expr): Ditto.
14940 (expand_vec_cond_expr): Ditto.
14941 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
14942 call to expand_expr().
14943 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
14944 in the call to expand_expr().
14946 2007-05-14 Dave Korn <dave.korn@artimi.com>
14948 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
14950 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
14952 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
14953 instead of c_common_unsigned_type.
14954 (c_common_unsigned_type): Remove.
14955 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
14956 c_common_unsigned_type.
14957 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
14958 c_common_unsigned_type.
14959 * c-common.h (c_common_unsigned_type): Remove.
14960 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
14961 c_common_unsigned_type.
14962 * c-format.c (check_format_types): Use unsigned_type_for instead of
14963 c_common_unsigned_type.
14964 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14965 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
14966 of c_common_unsigned_type.
14967 * convert.c (convert_to_integer): Use unsigned_type_for instead of
14968 lang_hooks.types.unsigned_type.
14969 * expmed.c (make_tree): Use unsigned_type_for instead of
14970 lang_hooks.types.unsigned_type.
14971 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
14972 lang_hooks.types.unsigned_type.
14973 (build_range_check): Likewise.
14974 (fold_unary): Likewise.
14975 (fold_binary): Likewise.
14976 (fold_ternary): Likewise.
14977 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14978 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
14979 * tree.c (get_unsigned_type): New.
14980 (unsigned_type_for): Use get_unsigned_type instead of
14981 lang_hooks.types.unsigned_type.
14983 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
14985 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
14986 to m68k_get_function_kind. Update its prototype.
14987 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
14989 (m68k_interrupt_function_p): Return enum m68k_function_type
14990 instead of bool. Rename to m68k_get_function_kind.
14991 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
14992 target is not fido.
14993 (m68k_compute_frame_layout): Don't mark any register for save
14994 if an interrupt_thread attribute is specified.
14995 (m68k_hard_regno_rename_ok): Update a use of
14996 m68k_interrupt_function_p.
14997 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
14998 m68k_interrupt_function_p.
14999 (m68k_function_type): New.
15000 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15001 for a function with an interrupt_thread attribute.
15002 * doc/extend.texi: Document the interrupt_thread attribute.
15004 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15006 Fix PR tree-optimization/31911
15007 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15008 if they didn't change the expression.
15010 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15012 * tree-scalar-evolution.c (resolve_mixers): Exported.
15013 * tree-scalar-evolution.h (resolve_mixers): Declare.
15014 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15015 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15016 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15017 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15018 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15019 strip_conversion, analyze_offset_expr, address_analysis,
15020 object_analysis, analyze_offset): Removed.
15021 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15022 split_constant_offset, canonicalize_base_object_address,
15023 object_address_invariant_in_loop_p, disjoint_objects_p,
15024 dr_may_alias_p, dr_address_invariant_p): New functions.
15025 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15026 and dr_analyze_alias.
15027 (initialize_data_dependence_relation): Use dr_may_alias_p
15028 and object_address_invariant_in_loop_p.
15029 (compute_self_dependence): Handle the case when
15030 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15031 (find_data_references_in_stmt): Restrict the analysis of data
15032 references to the given loop nest.
15033 (find_data_references_in_loop): Made static. Pass loop nest to
15034 find_data_references_in_stmt.
15035 (compute_data_dependences_for_loop): Use DR_VOPS.
15036 (free_data_ref): Free DR_VOPS.
15037 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15038 (struct innermost_loop_behavior): ... new.
15039 (struct base_object_info): Replaced by ...
15040 (struct indices): ... new.
15041 (struct dr_alias): New.
15042 (enum data_ref_type): Removed.
15043 (struct data_reference): Consist of struct innermost_loop_behavior,
15044 struct indices and struct dr_alias.
15045 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15046 (DR_MEMTAG): Renamed to ...
15047 (DR_SYMBOL_TAG): ... this.
15048 (find_data_references_in_loop): Declaration removed.
15049 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15050 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15051 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15052 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15054 2007-05-13 Revital Eres <eres@il.ibm.com>
15056 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15057 which walks virtual def-use chains to find redundant stores.
15058 (dse_optimize_stmt): Call it.
15060 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15062 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15063 * passes.c (init_optimization_passes): Move pass_jump_bypass
15066 * basic-block.h (bb_has_eh_pred): Fix style issue.
15068 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15070 PR rtl-optimization/31848
15071 * loop-invariant.c (move_invariant_reg): If we move an insn
15072 with a REG_EQUAL note, and that insn is not always executed,
15073 remove the REG_EQUAL note.
15075 2007-05-12 Richard Guenther <rguenther@suse.de>
15077 PR tree-optimization/31797
15078 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15079 propagate into a stmt that has volatile ops.
15081 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15083 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15084 (gcc_tooldir): Likewise.
15085 * configure: Regenerate.
15086 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15087 old configure.ac gcc_tooldir setting.
15088 (prefix_to_exec_prefix): New variable.
15089 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15090 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15092 2007-05-11 Silvius Rus <rus@google.com>
15094 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15095 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15096 * c-common.h (strict_aliasing_warning): Change return type.
15097 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15098 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15099 (build_c_cast): Condition call to strict_aliasing_warning.
15100 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15101 * flags.h (set_Wstrict_aliasing): Declare.
15102 * opts.c (set_Wstrict_alising): Define, add call to.
15103 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15104 * tree-ssa-alias-warnings.c: New file.
15105 * tree-ssa-alias.c (compute_may_aliases): Add call to
15106 strict_aliasing_warning_backend.
15108 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15110 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15111 Use loop_depth and loop_outer accessor functions.
15112 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15113 determine_invariantness_stmt, move_computations_stmt): Ditto.
15114 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15115 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15116 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15117 * tree-scalar-evolution.c (interpret_loop_phi,
15118 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15119 instantiate_parameters_1, scev_const_prop): Ditto.
15120 * cfghooks.c (make_forwarder_block): Ditto.
15121 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15122 * modulo-sched.c (loop_canon_p): Ditto.
15123 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15124 slpeel_can_duplicate_loop_p): Ditto.
15125 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15126 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15127 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15128 cancel_loop, verify_loop_structure): Ditto.
15129 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15130 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15131 superloops vector instead of "pred" array.
15132 (establish_preds): Take father loop as an argument. Initialize the
15134 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15135 Do not initialize loop->outer.
15136 (flow_loop_tree_node_remove): Truncate the superloops vector.
15137 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15138 "pred" merged to "superloops" vector.
15139 (loop_depth, loop_outer): New.
15140 (fel_init): Use loop_outer.
15142 2007-05-11 Jan Hubicka <jh@suse.cz>
15144 * cgraphunit.c: Include gt-cgraphunit.h
15145 (static_ctors, static_dtors): New static vars.
15146 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15147 based on implementation in c-common.c
15148 (cgraph_finalize_function): Call record_cdtor_fn.
15149 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15150 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15151 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15152 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15153 build_cdtor, c_build_cdtor_fns): Remove.
15154 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15155 c_build_cdtor_fns): Remove prototype.
15157 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15160 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15161 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15162 * builtins.c (fold_builtin_memchr): New.
15163 (expand_builtin_memchr): Call the latter.
15164 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15165 * doc/extend.texi ([Other built-in functions provided by GCC]):
15168 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15170 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15171 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15172 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15173 PFPO_OP1_TYPE_SHIFT): Constants added.
15174 (DFP_ALL): Mode macro defined.
15175 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15176 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15177 Insn definitions added.
15178 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15179 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15182 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15184 PR tree-optimization/31885
15185 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15186 NULL_TREE to be undetermined.
15187 (automatically_generated_chrec_p): Return false for NULL.
15189 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15191 * config/bfin/bfin.h (MOVE_RATIO): Define.
15193 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15195 * config.gcc (sparc-wrs-vxworks): New target.
15196 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15197 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15198 * config/sparc/sparc.h: Include vxworks-dummy.h.
15199 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15200 include LABEL_REFs too.
15201 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15202 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15204 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15206 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15207 (sparc_emit_call_insn): New function.
15208 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15209 functions when generating VxWorks PIC.
15210 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15211 (call, call_value): Use sparc_emit_call_insn instead of
15214 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15216 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15218 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15220 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15221 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15222 split_double instead of operand_subword.
15224 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15226 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15227 * config/bfin/bfin.c (bfin_local_alignment): New function.
15228 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15230 2007-05-08 Chao-ying Fu <fu@mips.com>
15232 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15233 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15234 (smsub_widen_optab, umsub_widen_optab): Define.
15235 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15237 * genopinit.c (optabs): Fill in smsub_widen_optab and
15239 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15240 and umsub_widen_optab to implement multiply-subtract sequences.
15241 * config/mips/mips.md (*msac<u>_di): Rename to...
15242 (<u>msubsidi4): ...this. Extend condition to include
15243 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15244 of operand 0 to "ka" and use the three-operand form of msub<u>
15246 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15249 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15251 PR rtl-optimization/28011
15252 * reload.c (push_reload): Set dont_share if IN appears in OUT
15253 also when IN is a PLUS rtx.
15254 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15257 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15259 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15260 call unshare_all_decls.
15261 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15262 (unshare_all_decls): Remove.
15264 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15267 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15270 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15271 Nigel Stephens <nigel@mips.com>
15273 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15274 Update comments and all uses.
15275 (MIN_FPRS_PER_FMT): Define.
15276 * config/mips/mips.c (function_arg): Fix to correctly handle
15277 the -mips32r2 -mfp64 -mabi=32 case.
15278 (override_options): Enable use of odd-numbered registers for
15279 SFmode values on MIPS32.
15280 (mips_save_reg_p): Save whole floating-point register pair if
15281 either half is used.
15282 (compute_frame_size): Fix comment.
15284 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15286 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15287 argument of type bool.
15288 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15289 argument. Safely select temporary P register according to it.
15290 (do_link): Change call site of add_to_reg accordingly.
15291 (do_unlink): Add epilogue_p as a fourth argument and pass it
15293 (expand_interrupt_handler_epilogue): Change call of do_unlink
15295 (bfin_expand_prologue): Add a third argument sibcall_p.
15296 * config/bfin/bfin.md (epilogue): Change call of
15297 bfin_expand_epilogue accordingly.
15298 (sibcall_epilogue): Likewise.
15299 (eh_return_internal): Likewise.
15301 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15302 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15303 * config/bfin/bfin.c (bfin_handle_option): Handle
15304 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15305 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15306 Support bf534, bf536 and bf561.
15307 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15309 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15312 * config/i386/i386.c (ix86_function_regparm): Process local
15313 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15315 2007-05-07 Mike Stump <mrs@apple.com>
15317 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15318 also checks for and while statements in C++.
15320 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15322 * gcc.c (at_file_supplied): New variable.
15323 (main): Set it if we expanded argv.
15324 (do_spec_1): Pass an @-file to the linker if we were called with
15325 an @-file argument and HAVE_GNU_LD.
15326 * collect2.c (at_file_supplied): New variable.
15327 (response_file): New variable.
15328 (collect_exit): Unlink response_file if necessary.
15329 (handler): Likewise.
15330 (do_wait): Likewise.
15331 (main): Set at_file_supplied if we expanded argv.
15332 (collect_execute): Pass an @-file to subprocesses if we were called
15333 with an @-file argument.
15334 * configure.ac: Add define for HAVE_GNU_LD.
15335 * configure: Regenerate.
15336 * config.in: Regenerate.
15338 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15340 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15341 operand to HI mode.
15346 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15348 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15349 (TARGET_ENCODE_SECTION_INFO): Re-define.
15350 (m32c_encode_section_info): New
15351 (function_vector_handler): New
15352 (current_function_special_page_vector): New
15353 (m32c_special_page_vector_p): New.
15354 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15356 * config/m32c/jump.md: Added instruction JSRS for functions
15357 with attribute "function_vector".
15358 * doc/extend.texi (function_vector): Added description
15359 for M16C, M32C targets.
15361 2007-05-07 DJ Delorie <dj@redhat.com>
15364 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15365 ashrpsi3, lshrpsi3): Update shift count constraint.
15367 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15368 Nathan Froyd <froydnj@codesourcery.com>
15371 * c-incpath.c (add_path): Strip trailing path separators.
15373 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15375 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15376 Free dominance info before purging EH edges.
15377 (eliminate_degenerate_phis): Likewise.
15378 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15380 2007-05-07 Jan Hubicka <jh@suse.cz>
15382 * gimplify.c (gimplify_expr): Do not crash when folding
15383 (void *)(int)&a + 4.
15385 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15388 * c-opts.c (lang_fortran): Make it non static.
15389 * c-common.h (lang_fortran): New prototype.
15390 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15391 -lang-fortran option was passed by the driver.
15393 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15395 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15396 of ASSERT_CHECKING. Tweak message.
15398 2007-05-06 Revital Eres <eres@il.ibm.com>
15401 * loop-unroll.c (insert_var_expansion_initialization):
15402 Initialize the expansions with -zero instead of +zero.
15404 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15406 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15407 into pic and non-pic versions. Mark r19 as used for
15408 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15409 for tgd_load, tld_load and tie_load .
15410 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15411 version of tgd_load, tld_load and tie_load depending on the
15414 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15415 Jakub Jelinek <jakub@redhat.com>
15417 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15418 (__do_global_dtors_aux): Use more paranoid loop to run
15419 destructors if HIDDEN_DTOR_LIST_END.
15420 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15422 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15424 * varasm.c (align_variable): Don't increase alignment for
15425 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15426 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15428 2007-05-04 Josh Conner <jconner@apple.com>
15430 * basic-block.h (cdi_direction): Assign values to all enumeration
15432 (dom_computed): Remove.
15433 (dom_info_state): New.
15434 (set_dom_info_availability): New.
15435 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15436 walk_data.dom_direction.
15437 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15438 instead of dom_computed[].
15439 (split_edge): Likewise.
15440 (create_basic_block): Likewise.
15441 (merge_blocks): Likewise.
15442 * ifcvt.c (find_if_header): Likewise.
15443 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15444 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15445 * tree-ssa.c (verify_ssa): Likewise.
15446 * tree-cfg.c (tree_verify_flow_info): Likewise.
15447 (remove_edge_and_dominated_blocks): Likewise.
15448 * dominance.c (dom_computed): Make static.
15449 (calc_dfs_tree_nonrec): Change third param to a bool.
15450 (calc_dfs_tree): Change second param to a bool.
15451 (calc_idioms): Change second param to a bool. Use
15452 dom_convert_dir_to_idx.
15453 (init_dom_info): Validate dir before using.
15454 (dom_convert_dir_to_idx): New.
15455 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15456 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15457 (free_dominance_info): Use dom_convert_dir_to_idx.
15458 (get_immediate_dominator): Likewise.
15459 (set_immediate_dominator): Likewise.
15460 (get_dominated_by): Likewise.
15461 (redirect_immediate_dominators): Likewise.
15462 (nearest_common_denominator): Likewise.
15463 (dominated_by_p): Likewise.
15464 (bb_dom_dfs_in): Likewise.
15465 (bb_dom_dfs_out): Likewise.
15466 (recount_dominator): Likewise.
15467 (iterate_fix_dominators): Likewise.
15468 (add_to_dominance_info): Likewise.
15469 (delete_from_dominance_info): Likewise.
15470 (first_dom_son): Likewise.
15471 (next_dom_son): Likewise.
15472 (dom_info_available_p): Likewise.
15473 (dom_info_state): New.
15474 (set_dom_info_availability): New.
15476 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15478 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15480 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15482 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15484 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15485 (subdi3, subdi_carry): Delete.
15487 2007-05-04 Jan Hubicka <jh@suse.cz>
15488 Richard Guenther <rguenther@suse.de>
15490 * opts.c (decode_options): Do not fiddle with inlining
15491 parameters in case of optimizing for size.
15492 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15493 for size do nothing.
15494 (cgraph_decide_inlining_of_small_function): When optimizing for
15495 size never inline functions increasing caller size.
15496 (cgraph_early_inlining): Inline for size when optimizing for size.
15498 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15500 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15501 logical operations piecewise.
15502 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15503 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15504 subdi_sesidi_di): Delete.
15505 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15506 the generated sequence. Allow three-reg add in constraints. Rewrite
15507 the rtl expression for carry to avoid zero_extend of a constant.
15508 (sub_with_carry): New pattern.
15509 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15510 different sequence not involving jumps.
15511 (notbi): Now a named pattern.
15513 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15515 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15516 Add the note about a significant loss of accuracy of some
15517 mathematical routines when these options are used.
15519 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15521 * haifa-sched.c (rtx_vec_t): New typedef.
15522 (contributes_to_priority_p): Extract piece of priority () into new
15524 (priority): Use the function. Add assertion.
15525 (rank_for_schedule, set_priorities): Add assertion to check that
15526 insn's priority is initialized.
15527 (clear_priorities, calc_priorities): Change signature. Make it update
15528 all relevant insns. Update all callers ('add_to_speculative_block ()'
15529 and 'create_block_check_twin ()').
15530 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
15531 Add new field 'priority_status'.
15532 (INSN_PRIORITY_STATUS): New macro.
15533 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
15535 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15537 * sched-ebb.c (debug_ebb_dependencies): New static function.
15538 (init_ready_list): Use it.
15540 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
15541 with changed signature and 'debug_rgn_dependencies ()'.
15542 (debug_rgn_dependencies): New static function.
15543 (init_ready_list): Use it.
15545 * sched-int.h (debug_dependencies): Declare.
15547 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15549 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
15551 2007-05-04 Dirk Mueller <dmueller@suse.de>
15553 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
15555 2007-05-03 Jan Hubicka <jh@suse.cz>
15557 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
15558 ((T1)X op (T1)Y), for pointer type in more cases than before.
15560 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
15562 * tree-object-size.c (plus_expr_object_size): When operand size is
15563 unknown, return unknown.
15565 2007-05-03 Dirk Mueller <dmueller@suse.de>
15567 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
15569 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
15572 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
15574 2007-05-03 Janis Johnson <janis187@us.ibm.com>
15576 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
15578 2007-05-03 Joseph Myers <joseph@codesourcery.com>
15580 * config/soft-fp/double.h, config/soft-fp/extended.h,
15581 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
15582 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
15583 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
15584 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
15587 2007-05-03 Ian Lance Taylor <iant@google.com>
15589 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
15590 MASK_PPC_GFXOPT for 8540 or 8548.
15592 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15594 * tree-vect-transform.c (vect_update_inits_of_drs): Use
15595 vect_print_dump_info() to output debug information.
15597 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15600 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
15601 operands of size 2 when operand is not MEM_P.
15603 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15605 PR tree-optimization/30565
15606 * lambda-code.c (perfect_nestify): Fix updating of dominators.
15608 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
15610 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
15611 (umulsi3_highpart): Use them.
15612 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
15613 for final accumulator to D regisster tranfser.
15615 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
15617 PR tree-optimization/31699
15618 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
15620 (vect_enhance_data_refs_alignment): Compute peel amount using
15621 TYPE_VECTOR_SUBPARTS instead of vf.
15622 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
15624 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
15627 * system.h: Remove inclusion of double-int.h
15628 * tree.h: Include double-int.h
15629 * gengtype.c: Likewise
15630 * cfgloop.h: Likewise
15631 * Makefile.in: Adjust dependencies on double-int.h
15633 2007-05-02 Eric Christopher <echristo@apple.com>
15635 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
15636 -shared to -Zdynamiclib.
15638 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
15641 * c-common.c (strip_pointer_or_array_types): New function.
15642 * c-common.h (strip_pointer_or_array_types): New function declaration.
15644 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15646 PR tree-optimization/31771
15647 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
15649 2007-05-02 Paul Brook <paul@codesourcery.com>
15651 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
15653 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15655 PR middle-end/29715
15656 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
15659 2007-05-02 Nick Clifton <nickc@redhat.com>
15661 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
15663 2007-05-02 Richard Guenther <rguenther@suse.de>
15665 PR tree-optimization/31146
15666 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
15667 argument, single_use_p. If we have a single use that is
15668 a conversion to the definition rhs type, propagate that rhs.
15669 (forward_propagate_addr_expr): Pass single_use_p argument
15670 to forward_propagate_addr_expr_1.
15672 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
15674 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
15677 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15679 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
15680 'AMD Family 10 core'.
15682 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15684 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
15685 and athlon64-sse3 as improved versions of k8, opteron and athlon64
15686 with SSE3 instruction set support.
15687 * doc/invoke.texi: Likewise.
15689 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15691 * config/i386/i386.c (override_options): Tuning 32-byte loop
15692 alignment for amdfam10 architecture. Increasing the max loop
15693 alignment to 24 bytes.
15695 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
15697 * config/m68k/constraints.md: New.
15698 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
15699 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15700 EXTRA_CONSTRAINT): Remove.
15701 * config/m68k/m68k.md: Include constraints.md.
15702 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
15704 2007-05-01 Ian Lance Taylor <iant@google.com>
15706 PR tree-optimization/31739
15707 * tree-vrp.c (vrp_val_is_max): New static function.
15708 (vrp_val_is_min): New static function.
15709 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
15711 (set_value_range): Use vrp_val_is_{max,min}.
15712 (extract_range_from_assert): Likewise.
15713 (extract_range_from_binary_expr): Likewise.
15714 (extract_range_from_unary_expr): Likewise.
15715 (dump_value_range, vrp_meet): Likewise.
15716 (vrp_visit_phi_node): Likewise.
15717 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
15719 2007-05-01 Mark Mitchell <mark@codesourcery.com>
15721 * config/i386/gmon-sol2.c (size_t): New type.
15722 (intptr_t): Likewise.
15723 (s_textsize): Declare as size_t.
15725 (monstartup): Use size_t for sizes.
15726 (_mcount): Save and restore registers.
15727 (internal_mcount): Pass 0 as the first argument to monstartup
15729 (moncontrol): Convert pointer to appropriately sized integer
15730 before passing to profil.
15732 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15734 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
15735 __NO_FPRS__, not just if _SOFT_DOUBLE.
15736 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
15737 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
15738 also for E500 double.
15739 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
15740 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
15743 2007-05-01 Richard Guenther <rguenther@suse.de>
15745 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
15748 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15750 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
15752 2007-05-01 Jan Hubicka <jh@suse.cz>
15754 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
15757 2007-05-01 Jan Hubicka <jh@suse.cz>
15759 * tree.h (maybe_fold_offset_to_component_ref): Remove.
15760 (maybe_fold_offset_to_reference): Declare.
15761 * fold-const.c (fold_unary): Do not fold
15762 (type *)&A into &A->field_of_type_and_offset_0
15763 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
15764 size is unknown, give up.
15765 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
15767 (maybe_fold_offset_to_reference): New.
15768 (maybe_fold_stmt_indirect): Use it.
15769 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
15770 * gimplify.c (gimplify_conversion): Canonicalize conversions to
15772 (gimplify_expr): Likewise for plus_expr.
15774 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
15776 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
15777 bsi_after_labels. Always insert statements before bsi.
15778 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
15779 * predict.c (apply_return_prediction): Check for empty blocks.
15780 * cfgexpand.c (lab_rtx_for_bb): New variable.
15781 (label_rtx_for_bb): Do not create new tree labels.
15782 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
15783 (tree_expand_cfg): Initialize lab_rtx_for_bb.
15784 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
15786 (label_for_bb): Add field used.
15787 (update_eh_label, main_block_label): Mark the label used.
15788 (cleanup_dead_labels): Remove unused labels.
15790 2007-05-01 Richard Guenther <rguenther@suse.de>
15792 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
15793 if it is not about to be set.
15794 (get_value_range): Do not pre-allocate equiv bitmap.
15795 (update_value_range): No need to clear equiv field.
15796 (add_equivalence): Change prototype to get bitmap pointer.
15797 Allocate bitmap here if it is not already.
15798 (extract_range_from_assert): Do not allocate bitmap here.
15799 Update callers to add_equivalence.
15800 (extract_range_from_ssa_name): Likewise.
15801 (get_vr_for_comparison): New static helper.
15802 (compare_name_with_value): Handle NULL equiv bitmap by
15803 peeling the first iteration of the comparison loop.
15804 Use get_vr_for_comparison.
15805 (compare_names): Handle NULL equiv bitmaps by using fake
15806 ones. Use get_vr_for_comparison.
15808 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
15810 * double-int.c (mpz_set_double_int): Moved from
15811 tree-ssa-loop-niter.c.
15812 (mpz_get_double_int): Likewise; also, add option to wrap
15813 out-of-range integers.
15814 * double-int.h: New prototypes for above.
15815 * tree.c (get_static_type_bounds): Moved from
15816 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
15817 TYPE_MAX_VALUE if they exist..
15818 * tree.h: New prototype for above.
15819 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
15820 get_type_bounds calls.
15821 (mpz_set_double_int): Move to double-int.c.
15822 (get_type_bounds): Move to tree.c, rename to
15823 get_static_type_bounds.
15824 (mpz_to_double_int): Move to double-int.c, rename to
15825 mpz_get_double_int.
15827 2007-04-30 Bob Wilson <bob.wilson@acm.org>
15829 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
15830 DIV0 exception can fall through to a normal return.
15832 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
15834 PR middle-end/22156
15835 Temporarily revert:
15836 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15837 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15838 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15839 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15840 initialize align to silence bogus warning.
15841 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15842 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15844 (struct sra_walk_fns): Remove use_all parameter from use.
15845 (sra_hash_tree): Handle BIT_FIELD_REFs.
15846 (sra_elt_hash): Don't hash bitfld blocks.
15847 (sra_elt_eq): Skip them in parent compares as well. Handle
15849 (sra_walk_expr): Don't maintain or pass down use_all_p.
15850 (scan_use): Remove use_all parameter.
15851 (scalarize_use): Likewise. Re-expand assignment to
15852 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15853 output, and re-scalarize after output. Don't mark anything
15855 (scalarize_ldst): Adjust.
15856 (scalarize_walk_gimple_modify_statement): Likewise.
15857 (build_element_name_1): Handle BIT_FIELD_REFs.
15858 (instantiate_element): Don't warn for any element whose parent
15859 is used as a whole.
15860 (instantiate_missing_elements_1): Return the sra_elt.
15861 (canon_type_for_field): New.
15862 (try_instantiate_multiple_fields): New.
15863 (instantiate_missing_elemnts): Use them.
15864 (mark_no_warning): Removed.
15865 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15866 (REPLDUP, sra_build_elt_assignment): New.
15867 (generate_copy_inout): Use them.
15868 (generate_element_copy): Likewise. Handle bitfld differences.
15869 (generate_element_zero): Don't recurse for blocks. Use
15870 sra_build_elt_assignment.
15871 (generate_one_element_int): Take elt instead of var. Use
15872 sra_build_elt_assignment.
15873 (generate_element_init_1): Adjust.
15874 (scalarize_use, scalarize_copy): Use REPLDUP.
15875 (scalarize_ldst): Move assert before dereference.
15876 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15878 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
15881 * tree.c (reconstruct_complex_type): Reconstruct a reference
15883 Also use the same mode for the pointer as the old pointer type.
15885 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15887 * doc/trouble.texi (Interoperation): Remove note about Ultrix
15890 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
15892 PR rtl-optimization/31676
15893 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
15894 (df_refs_record): Call it.
15896 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15898 * rtl.def (SS_ABS): New code.
15899 * config/bfin/bfin.c (print_operand): New modifier 'v'.
15900 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
15901 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
15902 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
15903 (bfin_init_builtins): Define them.
15904 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
15905 (bfin_expand_builtin): ... and handle the others here.
15906 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
15907 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
15908 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
15909 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
15910 operand is only HImode.
15912 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
15914 * regclass.c (scan_one_insn): Remove splitting of
15917 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
15918 Nigel Stephens <nigel@mips.com>
15920 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
15922 2007-04-28 Jan Hubicka <jh@suse.cz>
15924 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
15925 insn_locators_alloc instead of insn_locators_initialize;
15926 call reset_block_changes.
15927 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15928 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
15929 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
15930 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15931 * config/score/score.c (th_output_mi_thunk): Likewise.
15932 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15933 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
15934 tolerate uninitialized locator info.
15937 * function.c (init_function_start): Don't init line number info.
15938 (expand_function_end): Update.
15939 (reset_block_changes, record_block_change, finalize_block_changes,
15940 check_block_change, free_block_changes): Kill.
15941 * function.h (reset_block_changes, record_block_change,
15942 finalize_block_changes, check_block_change, free_block_changes):
15944 (struct function): Remove ib_boundaries_block.
15945 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15946 Use curr_insn_locator to initialize locator.
15947 (emit_line_note): Remove.
15948 * cfgexpand.c (expand_gimple_cond_expr): Update.
15949 (construct_exit_block): Likewise.
15950 (tree_expand_cfg): Initialize/finalize locators.
15951 * expr.c (expand_expr_real): Update.
15952 * cfglayout.c (line_locators_locs, line_locators_lines,
15953 file_locators_locs, file_locators_files): Remove.
15954 (set_block_levels): Move to cfgexpand.c.
15955 (insn_locators_initialize): Remove.
15956 (pass_insn_locators_initialize): Remove.
15957 (locations_locators_locs, locations_locators_vals): New static vars.
15958 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15960 (insn_locators_alloc, insn_locators_finalize,
15961 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15963 (locator_location): New.
15964 (locator_line, locator_file): Rewrite.
15965 * rtl.h (emit_line_note): Kill.
15966 (insn_locators_alloc, insn_locators_finalize,
15967 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15969 * tree-inline.c (initialize_cfun): Do not initialize
15970 ib_boundaries_block.
15971 * passes.c (pass_insn_locators_initialize): Remove.
15973 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
15975 * tree-cfg.c (move_block_to_fn): Release bb from dominance
15976 info. Update last_basic_block correctly.
15978 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
15981 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
15982 register itself to hold the offset constant. Tell flow the use
15983 of r4 and r5 when they are used.
15985 2007-04-27 Richard Guenther <rguenther@suse.de>
15987 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
15988 if we simplified anything.
15989 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
15990 warnings until we did a simplification and the stmt was not
15991 marked as TREE_NO_WARNING.
15993 2007-04-27 Mike Stump <mrs@apple.com>
15995 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
15997 2007-04-27 Ian Lance Taylor <iant@google.com>
15999 PR middle-end/31710
16000 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16001 TYPE_MAX_VALUE exist, convert them to the new type.
16003 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16005 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16006 if it claims to be available.
16007 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16008 edge is redirected.
16009 (perform_tree_ssa_dce): Always free postdominators.
16011 2007-04-27 Richard Henderson <rth@redhat.com>
16013 * config/alpha/predicates.md (aligned_memory_operand): Mark
16014 as define_special_predicate.
16015 (unaligned_memory_operand, normal_memory_operand): Likewise.
16016 (reg_or_unaligned_mem_operand): Remove.
16017 (any_memory_operand): Match the documentation and check for
16018 non-renumbered pseudos during reload.
16019 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16020 alpha_secondary_reload_class, update to new interface, make static.
16021 Handle CQImode like HImode. Remove FP subreg check.
16022 (alpha_expand_mov): Use replace_equiv_address.
16023 (alpha_expand_mov_nobwx): Use any_memory_operand.
16024 (TARGET_SECONDARY_RELOAD): New.
16025 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16026 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16027 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16028 * config/alpha/alpha.md: ... here.
16029 (RELOAD12, reloadmode): New.
16031 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16032 Don't handle the aligned case here.
16033 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16034 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16035 reload_inhi_help. Don't expect a scratch register.
16036 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16038 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16040 2007-04-27 Richard Guenther <rguenther@suse.de>
16042 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16044 2007-04-27 Richard Guenther <rguenther@suse.de>
16046 PR tree-optimization/30965
16047 PR tree-optimization/30978
16048 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16049 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16050 (find_equivalent_equality_comparison): Likewise.
16051 (simplify_cond): Likewise.
16052 (get_prop_source_stmt): New helper.
16053 (get_prop_dest_stmt): Likewise.
16054 (can_propagate_from): Likewise.
16055 (remove_prop_source_from_use): Likewise.
16056 (combine_cond_expr_cond): Likewise.
16057 (forward_propagate_comparison): New function.
16058 (forward_propagate_into_cond): Rewrite to use fold for
16060 (tree_ssa_forward_propagate_single_use_vars): Call
16061 forward_propagate_comparison to propagate comparisons.
16063 2007-04-27 Richard Guenther <rguenther@suse.de>
16065 PR tree-optimization/31715
16066 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16067 sure to do computation on the offset in an appropriate
16070 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16072 * reload.h (elimination_target_reg_p): Declare.
16073 * reload.c (find_reloads): Don't apply the reg_rtx move
16074 optimization if the SET_DEST satisfies elimination_target_reg_p.
16075 * reload1.c (elimination_target_reg_p): New function.
16076 (gen_reload): In the move/add2 fallback, make sure that op0
16077 does not overlap the destination register.
16079 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16081 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16082 transform only GIMPLE_MODIFY_STMTs.
16083 * tree-complex.c (expand_complex_operations_1): Ditto.
16084 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16085 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16086 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16088 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16089 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16090 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16091 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16092 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16093 slpeel_add_loop_guard): Ditto.
16094 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16095 * lambda-code.c (perfect_nestify): Ditto.
16096 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16097 before the first statement.
16098 * tree-optimize.c (execute_free_datastructures): Fix comments.
16099 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16100 * tree-flow.h (disband_implicit_edges): Declaration removed.
16101 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16103 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16104 COND_EXPRs without gotos.
16105 (disband_implicit_edges, has_label_p): Removed.
16106 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16107 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16109 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16111 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16112 also for COND_EXPRs.
16113 * cfgexpand.c (label_rtx_for_bb): New function.
16114 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16115 Use label_rtx_for_bb to find the labels.
16116 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16117 last block. Detect fallthru edges.
16119 2007-04-26 Ian Lance Taylor <iant@google.com>
16122 * reload.c (find_reloads_subreg_address): If the address was valid
16123 in the original mode but not in the new mode, reload the whole
16126 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16128 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16129 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16130 (cleanup_control_expr_graph): Do not invalidate dominance info.
16131 Record altered blocks.
16132 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16133 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16134 cleanup_tree_cfg_bb): New functions.
16135 (remove_forwarder_block): Do not maintain the worklist of blocks.
16136 Record altered blocks.
16137 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16138 not over whole cfg.
16139 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16140 delete_unreachable_blocks if dominators are not available.
16141 * tree-inline.c (optimize_inline_calls): Free dominance information
16143 * tree-flow.h (remove_edge_and_dominated_blocks,
16144 cfgcleanup_altered_bbs): Altered.
16145 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16147 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16149 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16150 do not invalidate dominators.
16152 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16154 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16155 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16156 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16157 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16159 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16161 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16163 2007-04-26 Richard Guenther <rguenther@suse.de>
16165 PR tree-optimization/31703
16166 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16167 the right type for the target of the bittest.
16169 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16171 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16172 ix86_sol10_return_in_memory.
16174 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16176 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16179 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16182 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16184 PR tree-optimization/30558
16185 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16186 clear this_state.prev_try.
16188 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16189 Mark Mitchell <mark@codesourcery.com>
16191 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16192 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16193 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16195 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16198 * doc/invoke.texi (%:print-asm-header): Document.
16199 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16201 (static_spec_functions): Add print-asm-header.
16202 (main): Print a banner before the --target-help linker options.
16203 (print_asm_header_spec_function): New function.
16205 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16208 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16209 (movsf_ie): Likewise.
16211 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16213 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16215 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16217 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16218 exception for divide-by-zero.
16219 (__umodsi3, __modsi3): Likewise.
16221 2007-04-25 Dirk Mueller <dmueller@suse.de>
16223 * c-typeck.c (build_compound_expr): Annotate warning()
16224 call with OPT_Wunused_value.
16225 * tree-ssa.c (warn_uninit): Annotate warning with
16227 * c-common.c (handle_sentinel_attribute): Annotate warning
16228 call with OPT_Wattributes.
16230 2007-04-25 Thiemo Seufer <ths@mips.com>
16232 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16233 (mips16): Fix typo.
16234 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16235 on to the assembler. Improve handling of -mno-mips16. Add handling
16236 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16237 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16238 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16239 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16241 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16244 * config/i386/winnt.c (i386_pe_file_end): Strip only
16245 USER_LABEL_PREFIX when writing export name.
16247 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16249 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16250 sh/elf.h, vx-common.h and vxworks.h.
16251 * config/sh/sh.h: Include config/vxworks-dummy.h.
16252 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16253 (OVERRIDE_OPTIONS): Use it.
16254 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16255 (vxworks_picreg): New pattern.
16256 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16257 VXWORKS_OS_CPP_BUILTINS.
16258 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16259 to their VXWORKS_* equivalents.
16260 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16261 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16262 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16263 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16264 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16265 -mrtp/-fPIC multilibs.
16266 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16267 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16268 (MULTILIB_OSDIRNAMES): Delete.
16270 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16273 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16275 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16277 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16278 rounding mode to be specified by the caller.
16279 (real_to_mpfr) Likewise.
16280 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16281 include new arguments.
16282 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16284 2007-04-24 Ian Lance Taylor <iant@google.com>
16286 PR tree-optimization/31605
16287 * tree-vrp.c (set_value_range): Check that min and max are not
16288 both overflow infinities.
16289 (set_value_range_to_value): New static function.
16290 (extract_range_from_binary_expr): Call set_value_range_to_value.
16291 (extract_range_from_cond_expr): Likewise.
16292 (extract_range_from_expr): Likewise.
16293 (extract_range_from_unary_expr): Likewise. Don't create a range
16294 which overflows on both sides.
16295 (vrp_meet): Check for a useless range.
16296 (vrp_visit_phi_node): If we see a constant which looks like an
16297 overflow infinity, turn off the TREE_OVERFLOW flag.
16299 2007-04-24 Ian Lance Taylor <iant@google.com>
16301 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16303 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16305 PR diagnostic/25923
16306 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16307 diagnostic message is being built.
16308 * tree-pretty-print.c (dump_generic_node): Only write the
16309 formatted text into BUFFER's stream if we are not building a
16310 diagnostic message.
16311 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16313 * Makefile.in (toplev.o): Depend on tree-pass.h.
16315 2007-04-24 Ian Lance Taylor <iant@google.com>
16317 PR tree-optimization/31602
16318 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16319 conditionals in the copied loop header.
16320 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16321 warnings if TREE_NO_WARNING is set.
16322 * doc/invoke.texi (Warning Options): Clarify that
16323 -Wstrict-overflow does not warn about loops.
16325 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16327 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16328 expand on the comment about _Decimal128 arguments and check the
16329 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16330 that _Decimal128 argument uses even/odd register pair.
16331 (function_arg): Ditto.
16333 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16335 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16336 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16338 2007-04-24 Richard Guenther <rguenther@suse.de>
16339 Olga Golovanevsky <olga@il.ibm.com>
16341 * fold-const.c (multiple_of_p): Check for bottom
16344 2007-04-24 Richard Henderson <rth@redhat.com>
16346 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16347 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16348 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16349 looking for non-zero bits shifted out. Avoid a recursive call
16350 when constructing the scalar.
16351 (__floatundisf): Likewise.
16353 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16355 * dwarf2out.c (field_byte_offset): Move the existing logic
16356 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16357 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16359 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16362 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16363 length argument of 0 for memset.
16364 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16365 unsigned shift instead of the signed variant.
16367 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16369 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16370 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16371 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16372 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16373 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16374 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16375 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16376 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16377 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16378 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16379 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16380 "mul<mode>3", "div<mode>3"): Insn definitions added.
16381 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16382 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16383 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16384 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16385 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16386 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16387 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16388 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16389 TARGET_FLOAT_FORMAT): Macro definitions removed.
16390 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16391 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16392 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16393 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16394 (s390_gen_rtx_const_DI): Function removed.
16395 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16397 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16399 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16400 over an external ffs function.
16402 2007-04-24 Chao-ying Fu <fu@mips.com>
16403 Richard Sandiford <richard@nildram.co.uk>
16405 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16406 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16407 (smadd_widen_optab, umadd_widen_optab): Define.
16408 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16410 * genopinit.c (optabs): Fill in smadd_widen_optab and
16412 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16413 and umadd_widen_optab to implement multiply-add sequences.
16414 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16415 (<u>maddsidi4): ...this. Extend condition to include
16416 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16417 of operand 0 to "ka" and use the three-operand form of madd<u>
16419 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16421 * config/mips/constraints.md (ka): New register constraint.
16423 2007-04-24 Jan Hubicka <j@suse.cz>
16427 2007-04-23 Jan Hubicka <jh@suse.cz>
16428 * function.c (init_function_start): Don't init line number info.
16429 (expand_function_end): Update.
16430 (reset_block_changes, record_block_change, finalize_block_changes,
16431 check_block_change, free_block_changes): Kill.
16432 * function.h (reset_block_changes, record_block_change,
16433 finalize_block_changes, check_block_change, free_block_changes):
16435 (struct function): Remove ib_boundaries_block.
16436 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16437 Use curr_insn_locator to initialize locator.
16438 (emit_line_note): Remove.
16439 * cfgexpand.c (expand_gimple_cond_expr): Update.
16440 (construct_exit_block): Likewise.
16441 (tree_expand_cfg): Initialize/finalize locators.
16442 * expr.c (expand_expr_real): Update.
16443 * cfglayout.c (line_locators_locs, line_locators_lines,
16444 file_locators_locs, file_locators_files): Remove.
16445 (set_block_levels): Move to cfgexpand.c.
16446 (insn_locators_initialize): Remove.
16447 (pass_insn_locators_initialize): Remove.
16448 (locations_locators_locs, locations_locators_vals): New static vars.
16449 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16451 (insn_locators_alloc, insn_locators_finalize,
16452 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16454 (locator_location): New.
16455 (locator_line, locator_file): Rewrite.
16456 * rtl.h (emit_line_note): Kill.
16457 (insn_locators_alloc, insn_locators_finalize,
16458 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16460 * tree-inline.c (initialize_cfun): Do not initialize
16461 ib_boundaries_block.
16462 * passes.c (pass_insn_locators_initialize): Remove.
16464 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16466 * doc/invoke.texi: Removed leading '-' from option index entries.
16468 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16470 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16472 (create_phi_node): Use set_phi_nodes.
16473 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16474 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16475 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16476 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16477 (bsi_start, bsi_last): Use bb_stmt_list.
16478 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16479 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16480 Traverse the statements using tsi iterator.
16481 * basic-block.h (struct basic_block_def): Fields stmt_list
16482 and phi_nodes moved to ...
16483 (struct tree_bb_info): ... new structure.
16484 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16485 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16486 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16487 (tree_verify_flow_info): Verify that il.tree is not set for
16488 entry and exit block.
16489 (tree_split_block): Use set_bb_stmt_list.
16491 2007-04-23 Mike Stump <mrs@apple.com>
16493 * config/i386/i386.c (ix86_tune_features
16494 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16497 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16499 * config/i386/i386.md (prefix_extra): New attribute.
16500 (length): Add prefix_extra.
16502 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16503 (sse2_movntv2di): Likewise.
16504 (sse2_cvtps2dq): Likewise.
16505 (sse2_cvtpd2pi): Likewise.
16506 (sse2_cvttpd2pi): Likewise.
16507 (*sse2_cvtpd2ps): Likewise.
16508 (*add<mode>3): Likewise.
16509 (sse2_ssadd<mode>3): Likewise.
16510 (sse2_usadd<mode>3): Likewise.
16511 (*sub<mode>3): Likewise.
16512 (sse2_sssub<mode>3): Likewise.
16513 (sse2_ussub<mode>3): Likewise.
16514 (*mulv8hi3): Likewise.
16515 (*smulv8hi3_highpart): Likewise.
16516 (*umulv8hi3_highpart): Likewise.
16517 (sse2_umulv2siv2di3): Likewise.
16518 (sse2_pmaddwd): Likewise.
16519 (ashr<mode>3): Likewise.
16520 (lshr<mode>3): Likewise.
16521 (ashl<mode>3): Likewise.
16522 (sse2_ashlti3): Likewise.
16523 (sse2_lshrti3): Likewise.
16524 (*umaxv16qi3): Likewise.
16525 (*smaxv8hi3): Likewise.
16526 (*uminv16qi3): Likewise.
16527 (*sminv8hi3): Likewise.
16528 (sse2_eq<mode>3): Likewise.
16529 (sse2_gt<mode>3): Likewise.
16530 (*and<mode>3): Likewise.
16531 (sse2_nand<mode>3): Likewise.
16532 (*ior<mode>3): Likewise.
16533 (*xor<mode>3): Likewise.
16534 (sse2_packsswb): Likewise.
16535 (sse2_packssdw): Likewise.
16536 (sse2_packuswb): Likewise.
16537 (sse2_punpckhbw): Likewise.
16538 (sse2_punpcklbw): Likewise.
16539 (sse2_punpckhwd): Likewise.
16540 (sse2_punpcklwd): Likewise.
16541 (sse2_punpckhdq): Likewise.
16542 (sse2_punpckldq): Likewise.
16543 (sse2_punpckhqdq): Likewise.
16544 (sse2_punpcklqdq): Likewise.
16545 (*sse2_pinsrw): Likewise.
16546 (*sse2_pextrw): Likewise.
16547 (sse2_pshufd_1): Likewise.
16548 (sse2_uavgv16qi3): Likewise.
16549 (sse2_uavgv8hi3): Likewise.
16550 (sse2_psadbw): Likewise.
16551 (sse2_pmovmskb): Likewise.
16552 (*sse2_maskmovdqu): Likewise.
16553 (*sse2_maskmovdqu_rex64): Likewise.
16554 (sse4a_extrqi): Likewise.
16555 (sse4a_extrq): Likewise.
16556 (sse3_lddqu): Set prefix_rep.
16557 (sse3_addsubv4sf3): Likewise.
16558 (sse3_haddv4sf3): Likewise.
16559 (sse3_hsubv4sf3): Likewise.
16560 (sse_cvtss2si): Likewise.
16561 (sse_cvtss2si_2): Likewise.
16562 (sse_cvtss2siq): Likewise.
16563 (sse_cvtss2siq_2): Likewise.
16564 (sse_cvttss2si): Likewise.
16565 (sse_cvttss2siq): Likewise.
16566 (sse2_cvttps2dq): Likewise.
16567 (sse3_movshdup): Likewise.
16568 (sse3_movsldup): Likewise.
16569 (sse2_cvtsd2si): Likewise.
16570 (sse2_cvtsd2si_2): Likewise.
16571 (sse2_cvtsd2siq): Likewise.
16572 (sse2_cvtsd2siq_2): Likewise.
16573 (sse2_cvttsd2si): Likewise.
16574 (sse2_cvttsd2siq): Likewise.
16575 (*sse2_cvtpd2dq): Likewise.
16576 (*sse2_cvttpd2dq): Likewise.
16577 (sse2_pshuflw_1): Likewise.
16578 (sse2_pshufhw_1): Likewise.
16579 (sse4a_insertqi): Likewise.
16580 (sse4a_insertq): Likewise.
16581 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
16582 (ssse3_phadddv4si3): Likewise.
16583 (ssse3_phaddswv8hi3): Likewise.
16584 (ssse3_phsubwv8hi3): Likewise.
16585 (ssse3_phsubdv4si3): Likewise.
16586 (ssse3_phsubswv8hi3): Likewise.
16587 (ssse3_pmaddubswv8hi3): Likewise.
16588 (ssse3_pmulhrswv8hi3): Likewise.
16589 (ssse3_pshufbv16qi3): Likewise.
16590 (ssse3_psign<mode>3): Likewise.
16591 (ssse3_palignrti): Likewise.
16592 (abs<mode>2): Likewise.
16593 (ssse3_phaddwv4hi3): Set prefix_extra.
16594 (ssse3_phadddv2si3): Likewise.
16595 (ssse3_phaddswv4hi3): Likewise.
16596 (ssse3_phsubwv4hi3): Likewise.
16597 (ssse3_phsubdv2si3): Likewise.
16598 (ssse3_phsubswv4hi3): Likewise.
16599 (ssse3_pmaddubswv4hi3): Likewise.
16600 (ssse3_pmulhrswv4hi3): Likewise.
16601 (ssse3_pshufbv8qi3): Likewise.
16602 (ssse3_psign<mode>3): Likewise.
16603 (ssse3_palignrdi): Likewise.
16604 (abs<mode>2): Likewise.
16605 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
16606 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
16607 (sse2_pmovmskb): Set mode to SI instead of V2DF.
16609 2007-04-23 Nick Clifton <nickc@redhat.com>
16611 * params.def: Fix formatting of emacs local variables.
16613 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16615 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
16616 move if inter-unit move isn't allowed.
16617 Don't split moving the first element of V2DI to DI to inter-unit
16618 move if inter-unit move isn't allowed.
16620 2007-04-23 Richard Guenther <rguenther@suse.de>
16622 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
16623 and CDI_POST_DOMINATORS separately.
16625 2007-04-23 Nick Clifton <nickc@redhat.com>
16627 * c.opt (Wformat-contains-nul): Add warning attribute.
16629 2007-04-23 Jan Hubicka <jh@suse.cz>
16631 * function.c (init_function_start): Don't init line number info.
16632 (expand_function_end): Update.
16633 (reset_block_changes, record_block_change, finalize_block_changes,
16634 check_block_change, free_block_changes): Kill.
16635 * function.h (reset_block_changes, record_block_change,
16636 finalize_block_changes, check_block_change, free_block_changes):
16638 (struct function): Remove ib_boundaries_block.
16639 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16640 Use curr_insn_locator to initialize locator.
16641 (emit_line_note): Remove.
16642 * cfgexpand.c (expand_gimple_cond_expr): Update.
16643 (construct_exit_block): Likewise.
16644 (tree_expand_cfg): Initialize/finalize locators.
16645 * expr.c (expand_expr_real): Update.
16646 * cfglayout.c (line_locators_locs, line_locators_lines,
16647 file_locators_locs, file_locators_files): Remove.
16648 (set_block_levels): Move to cfgexpand.c.
16649 (insn_locators_initialize): Remove.
16650 (pass_insn_locators_initialize): Remove.
16651 (locations_locators_locs, locations_locators_vals): New static vars.
16652 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16654 (insn_locators_alloc, insn_locators_finalize,
16655 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16657 (locator_location): New.
16658 (locator_line, locator_file): Rewrite.
16659 * rtl.h (emit_line_note): Kill.
16660 (insn_locators_alloc, insn_locators_finalize,
16661 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16663 * tree-inline.c (initialize_cfun): Do not initialize
16664 ib_boundaries_block.
16665 * passes.c (pass_insn_locators_initialize): Remove.
16667 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16669 PR middle-end/31448
16670 * expr.c (reduce_to_bit_field_precision): Handle
16673 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
16675 PR tree-optimization/24659
16676 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
16677 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
16678 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
16679 * genopinit.c (optabs): Rename vec_pack_mod_optab
16680 to vec_pack_trunc_optab.
16681 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
16682 early for scalar floating point operands for NOP_EXPR.
16683 (vectorizable_type_promotion): Ditto.
16684 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
16685 vec_pack_trunc_optab.
16686 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
16688 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
16689 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
16690 Rename from VEC_PACK_MOD_EXPR.
16691 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
16692 * expr.c (expand_expr_real_1): Ditto.
16693 * tree-inline.c (estimate_num_insns_1): Ditto.
16694 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16696 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
16697 (vec_unpacks_lo_v4sf): Ditto.
16698 (vec_pack_trunc_v2df): Ditto.
16699 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
16700 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
16701 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
16703 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
16705 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
16707 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
16708 Rename from VEC_PACK_MOD_EXPR. This expression also represent
16709 packing of floating point operands.
16710 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
16711 represent unpacking of floating point operands.
16712 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
16713 [vec_unpacks_hi]: Ditto.
16714 [vec_unpacks_lo]: Ditto.
16716 2007-04-22 Jan Hubicka <jh@suse.cz>
16718 * final.c (rest_of_handle_final): Call
16719 targetm.asm_out.constructor/targetm.asm_out.destructor
16720 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
16721 proper priority via decl_*_priority_insert.
16722 * c-common.c (c_expand_body): Likewise.
16724 2007-04-22 Richard Guenther <rguenther@suse.de>
16726 PR tree-optimization/29789
16727 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
16728 (rewrite_reciprocal): New helper split out from
16729 determine_invariantness_stmt.
16730 (rewrite_bittest): Likewise.
16731 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
16732 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
16735 2007-04-22 Revital Eres <eres@il.ibm.com>
16737 * loop-unroll.c (var_to_expand): New field to support also
16738 insns of the form x = something + x.
16739 (analyze_insn_to_expand_var): Use it.
16740 (expand_var_during_unrolling): Likewise.
16742 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16744 * predict.c: Include pointer-set.h.
16745 (bb_predictions): New variable.
16746 (tree_predicted_by_p, tree_predict_edge,
16747 remove_predictions_associated_with_edge): Use bb_predictions map
16748 instead of bb->predictions.
16749 (clear_bb_predictions, assert_is_empty): New functions.
16750 (combine_predictions_for_bb): Use bb_predictions map. Call
16751 clear_bb_predictions.
16752 (tree_estimate_probability): Create and free bb_predictions map.
16753 * Makefile.in (predict.o): Add pointer-set.h dependency.
16754 * basic-block.h (struct basic_block_def): Remove predictions
16756 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
16758 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16761 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
16764 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16766 * timevar.c (timevar_print): Change reference of --disable-checking to
16767 --enable-checking=release. Also warn if assert checking is disabled.
16769 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16772 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
16773 decl as addressable if the compound literal was marked as
16775 Mark the decl as a gimple register if it is a complex or
16776 vector decl and does not live in memory.
16778 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16780 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
16781 (GENERIC_NEXT): New function macro.
16782 (PHI_CHAIN): Use phi_node's new chain variable.
16783 (tree_phi_node): Change tree_common to tree_base
16784 and add the chain field.
16785 * tree-phinodes.c (make_phi_node): Don't set
16786 TREE_TYPE on the new node.
16787 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
16788 instead of checking GIMPLE_TUPLE_P in chain_next.
16789 * tree-vect-transform.c
16790 (get_initial_def_for_induction): Look at
16791 PHI_RESULT_TREE for the type of the phi node.
16792 (update_vuses_to_preheader): Use PHI_CHAIN
16793 instead of TREE_CHAIN on the phi node.
16794 * tree-ssa-structalias.c (compute_points_to_sets):
16796 (ipa_pta_execute): Likewise.
16798 2007-04-21 Richard Guenther <rguenther@suse.de>
16800 PR middle-end/31136
16801 * fold-const.c (fold_unary): Call fold_convert_const on the
16804 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
16806 * gcse.c (store_killed_in_insn): Handle PARALLELs.
16807 (store_killed_in_pat): New.
16809 2007-04-20 Richard Henderson <rth@redhat.com>
16812 * config/i386/i386.c (type_has_variadic_args_p): Look for any
16813 TREE_LIST with a void_type_node value, not void_list_node exactly.
16815 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
16817 * doc/standards.texi: Re-arrange into language-specific
16818 subsections. Add a C++ section, documenting which standards we
16821 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16823 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
16824 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
16826 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
16828 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
16829 ecrti.o and crtbegin.o.
16830 (LIB_DEFAULT_SPEC): Include -lc.
16831 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
16833 2007-04-20 Richard Henderson <rth@redhat.com>
16836 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
16837 argument; update all callers.
16838 (get_unaligned_offset): New.
16839 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
16840 get_unaligned_address, just pass on the address directly.
16841 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
16842 the subreg in the helper patterns.
16843 (unaligned_extendqidi_le): Use get_unaligned_offset.
16844 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
16845 (unaligned_extendhidi_be): Likewise.
16846 (unaligned_extendhidi): Tidy.
16847 * config/alpha/alpha-protos.h: Update.
16849 2007-04-20 Richard Henderson <rth@redhat.com>
16851 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
16852 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
16853 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
16854 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16855 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16856 (CPP_SPEC): Don't include %(cpp_subtarget).
16857 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
16858 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16859 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
16861 2007-04-20 Jakub Jelinek <jakub@redhat.com>
16863 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
16864 for __builtin_ia32_cmpordss.
16866 PR tree-optimization/31632
16867 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
16868 and arg1 for optimizations of comparison against min/max values.
16869 Fold arg0 to arg1's type for optimizations of comparison against
16870 min+1 and max-1 values.
16872 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
16874 * reload.c (combine_reloads): When trying to use a dying register,
16875 check whether it's uninitialized and don't use if so.
16877 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
16879 * fold-const.c: Remove prototypes for native_encode_expr and
16880 native_interpret_expr.
16881 (native_encode_expr): Make non-static.
16882 (native_interpret_expr): Likewise.
16883 * tree.h: Add prototypes for the above.
16885 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16887 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
16888 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
16889 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
16890 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
16891 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
16892 Add length attributes.
16894 2007-04-19 Janis Johnson <janis187@us.ibm.com>
16896 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
16899 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
16900 __STDC_WANT_DEC_FP__.
16902 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16904 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
16905 for long double compatibility.
16906 * configure: Regenerate.
16908 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
16910 PR rtl-optimization/29841
16911 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
16913 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
16914 that may cause control flow transfer from being moved.
16916 2007-04-18 Jan Hubicka <jh@suse.cz>
16918 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
16921 2007-04-18 Eric Christopher <echristo@apple.com>
16923 * config/rs6000/darwin.md (load_macho_picbase): Use link register
16924 only. Update operands.
16925 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
16926 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
16927 link register to pic register.
16929 2007-04-18 Dirk Mueller <dmueller@suse.de>
16931 PR diagnostic/31227
16932 * tree-vrp.c (search_for_addr_array): New.
16933 (check_array_bounds): Suppress warning about
16934 address taken of array refs if its not de-referenced.
16936 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16938 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
16939 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
16941 * tree-vectorizer.h (NITERS_KNOWN_P): New.
16942 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
16943 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
16945 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
16947 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
16949 (vect_analyze_scalar_cycles): Fix indentation.
16950 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
16951 (vect_mark_relevant): Include phis in relevance analysis.
16953 * tree-vect-transform.c (vect_transform_loop): Add an assert.
16955 2007-04-18 Anatoly Sokolov <aesok@post.ru>
16957 * config/avr/avr.c (ptrreg_to_str): Replace error() with
16958 output_operand_lossage().
16960 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16962 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
16963 the unused code for reduction without adjust-in-epilog to simplify the
16966 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
16968 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
16969 (S390_TDC_NEGATIVE_ZERO): New constant.
16970 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
16971 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
16972 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
16973 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
16974 (S390_TDC_POSITIVE_INFINITY): New constant.
16975 (S390_TDC_NEGATIVE_INFINITY): New constant.
16976 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
16977 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
16978 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
16979 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
16980 (S390_TDC_INFINITY): New constant.
16981 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
16982 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
16983 optimization for UNSPEC_CCZ_TO_INT.
16984 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
16985 ("*ccz_to_int"): New insn.
16986 ("isinf<mode>2"): New insn.
16987 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
16988 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
16989 (UNSPEC_CCZ_TO_INT): New constant.
16991 2007-04-18 Richard Guenther <rguenther@suse.de>
16993 PR tree-optimization/19431
16994 PR tree-optimization/21463
16995 * tree-pass.h (pass_phiprop): Declare.
16996 * passes.c (init_optimization_passes): New phiprop pass.
16997 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
16998 (phivn_valid_p): New helper function.
16999 (phiprop_insert_phi): Likewise.
17000 (propagate_with_phi): Likewise.
17001 (tree_ssa_phiprop): New propagator propagating loads
17002 through phi nodes if profitable.
17004 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17006 * tree-vect-analyze.c (process_use): New function.
17007 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17008 Check phis in all bbs.
17009 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17012 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17014 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17017 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17020 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17023 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17025 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17027 (sse_vmmulv4sf3): Likewise.
17028 (sse2_vmaddv2df3): Likewise.
17029 (sse2_vmmulv2df3): Likewise.
17031 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17033 PR rtl-optimization/31360
17034 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17035 (target_reg_cost): New.
17036 (init_set_costs): Initialize target_reg_cost. Add comments
17037 regarding the rationale of the costs.
17038 (global_cost_for_size): Renamed to...
17039 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17040 of register pressure.
17041 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17042 estimate_reg_pressure_cost. Add number of ivs.
17043 (determine_set_costs): Dump target_reg_cost.
17044 * loop-invariant.c (gain_for_invariant): Use
17045 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17046 (best_gain_for_invariant, find_invariants_to_move): Remove
17048 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17049 (target_reg_cost): Declare.
17050 (global_cost_for_size): Declaration removed.
17051 (estimate_reg_pressure_cost): Declare.
17053 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17055 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17056 regnos into even/odd register pairs.
17057 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17058 TDmode similar to the other floating point modes.
17059 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17060 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17062 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17063 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17064 (movdd_hardfloat64): Use TARGET_MFPGPR.
17066 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17068 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17071 2005-01-05 Richard Henderson <rth@redhat.com>
17073 * reload1.c (do_input_reload): Restrict the optimization deleteing
17074 a previous output reload to RELOAD_FOR_INPUT.
17076 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17078 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17079 induc_vec_info_type.
17080 (vectorizable_induction): New function declaration.
17081 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17082 check if already vectorized. Find first place in BB where new stmts
17083 can be inserted. Takes only one argument.
17084 (vectorizable_induction): New function.
17085 (vect_transform_stmt): Add case for induc_vec_info_type to call
17086 vectorizable_induction.
17087 (vect_transform_loop): Consider phis for vectorization.
17088 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17090 (analyze_operations): Call vectorizable_induction when analyzing phis.
17092 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17093 (vect_mark_relevant): Include phis in relevance analysis.
17094 (vect_mark_stmts_to_be_vectorize): Likewise.
17095 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17097 2007-04-16 Lawrence Crowl <crowl@google.com>
17099 * doc/invoke.texi (Debugging Options): Add documentation for the
17100 -femit-struct-debug options -femit-struct-debug-baseonly,
17101 -femit-struct-debug-reduced, and
17102 -femit-struct-debug-detailed[=...].
17104 * c-opts.c (c_common_handle_option): Add
17105 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17106 and OPT_femit_struct_debug_detailed_.
17107 * c.opt: Add specifications for
17108 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17109 and -femit-struct-debug-detailed[=...].
17110 * opts.c (set_struct_debug_option): Parse the
17111 -femit-struct-debug-... options.
17112 * opts.c (matches_main_base, main_input_basename,
17113 main_input_baselength, base_of_path, matches_main_base): Add
17114 variables and functions to compare header base name to compilation
17116 * opts.c (should_emit_struct_debug): Add to determine to emit a
17117 structure based on the option.
17118 (dump_struct_debug) Also disabled function to debug this
17120 * opts.c (handle_options): Save the base name of the
17123 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17124 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17125 This hook indicates if a type is generic. Set it by default
17126 to "never generic".
17127 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17128 to determine if a struct type is generic or not.
17129 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17130 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17131 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17132 with live C++ hook.
17134 * flags.h (enum debug_info_usage): Add an enumeration to describe
17135 a program's use of a structure type.
17136 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17137 to indicate the program's usage of the type. Filter structs based
17138 on the -femit-struct-debug-... specification.
17139 (gen_type_die): Split into two routines, gen_type_die and
17140 gen_type_die_with_usage. gen_type_die is now a wrapper
17141 that assumes direct usage.
17142 (gen_type_die_with_usage): Replace calls to gen_type_die
17143 with gen_type_die_with_usage adding the program usage of
17144 the referenced type.
17145 (dwarf2out_imported_module_or_decl): Suppress struct debug
17146 information using should_emit_struct_debug when appropriate.
17148 2007-04-16 Ian Lance Taylor <iant@google.com>
17150 PR tree-optimization/31522
17151 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17152 (vrp_initialize): Allocate vr_phi_edge_counts.
17153 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17154 executable edge. Drop test for all constants.
17155 (vrp_finalize): Free vrp_phi_edge_counts.
17157 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17158 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17160 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17161 predecessors at head rather than tail.
17163 2007-04-16 Matthias Klose <doko@debian.org>
17165 * config/alpha/linux.h (CPP_SPEC): Define.
17166 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17168 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17170 * function.h: Remove sequence_stack extern declaration.
17172 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17174 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17176 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17179 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17181 * config/avr/avr.c (avr_arch_types): Rearranging array.
17182 (enum avr_arch): Add.
17183 (avr_mcu_types): Use avr_arch enumeration constants instead of
17185 * config/avr/avr.h (LINK_SPEC): Simplify.
17187 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17189 * config/m68k/m68k.c (m68k_libcall_value,
17190 m68k_function_value): Use macros for register names more.
17192 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17194 (M68K_REGNAME): Use A6_REG.
17195 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17197 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17199 PR middle-end/28071
17200 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17201 'pending_read_list_length' and 'pending_write_list_length'. Update
17203 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17204 to handle two length counters instead of one. Update all uses.
17205 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17206 two length counters instead of one.
17207 * sched-rgn.c (propagate_deps): Update to handle two length counters
17210 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17213 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17214 copy of source, pass it to ix86_expand_vector_set and return
17217 2007-04-16 David Ung <davidu@mips.com>
17218 Joseph Myers <joseph@codesourcery.com>
17220 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17221 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17222 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17223 Add 74K processor information.
17224 * config/mips/mips.md: Include 74k.md.
17225 (cpu): Add 74kc,74kf,74kx.
17226 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17227 * config/mips/74k.md: New.
17228 * doc/invoke.texi (MIPS Options): Document 74K support.
17230 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17232 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17233 vectorizable_* functions.
17234 * tree-vect-transform.c (vectorizable_call): Add check for
17235 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17236 (vectorizable_store): likewise.
17237 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17239 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17240 (vectorizable_type_promotion, vectorizable_load): Likewise.
17241 (vectorizable_live_operation, vectorizable_condition): Likewise.
17242 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17244 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17246 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17248 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17249 register numbers more.
17250 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17251 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17252 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17253 FUNCTION_VALUE_REGNO_P): Likewise.
17254 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17255 STATIC_CHAIN_REGNUM): Likewise.
17256 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17257 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17258 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17259 * config/m68k/m68k.md (FP_REG): New.
17261 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17263 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17266 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17268 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17269 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17272 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17274 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17277 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17280 * c-decl.c (finish_decl): Grab the type of the decl after the call
17281 to store_init_value.
17283 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17285 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17287 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17290 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17291 dominators, post dominators and cleanup cfg before returning.
17293 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17295 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17296 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17298 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17300 * config.gcc: Recognize fido.
17301 * config/m68k/m68k-devices.def (fidoa): New.
17302 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17304 (FL_FIDOA, TARGET_FIDOA): New.
17305 * config/m68k/m68k.opt (mfidoa): New.
17307 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17309 PR middle-end/31322
17310 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17311 when a personality function is used.
17313 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17315 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17317 2007-04-13 Mike Stump <mrs@apple.com>
17319 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17321 * config/darwin.opt (fapple-kext): Make C++ only.
17322 * config/darwin.c (darwin_override_options): Remove code to ensure
17323 -fapple-kext is given for C++ only.
17325 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17327 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17328 * config/mips/mips.c (override_options): Call
17329 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17331 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17333 * config/i386/i386.opt (msvr3-shlib): Removed.
17335 * doc/invoke.texi: Remove -msvr3-shlib.
17337 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17339 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17340 with "popcnt" instruction.
17342 2007-04-13 Richard Guenther <rguenther@suse.de>
17344 PR tree-optimization/21258
17345 * tree-vrp.c (compare_case_labels): New helper.
17346 (find_switch_asserts): New function.
17347 (find_assert_locations): Call it for SWITCH_EXPRs.
17349 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17351 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17352 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17353 check is now implied in X87_FLOAT_MODE_P.
17354 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17355 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17356 (fix_trunc<mode>_i386_fisttp): Ditto.
17357 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17358 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17359 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17360 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17361 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17362 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17363 (unnamed_splitters): Ditto.
17364 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17365 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17366 FIRST_SSE_REG for local functions when SSE math is enabled or
17367 for functions with sseregparm attribute.
17368 (standard_80387_constant_p): Return -1 if mode is not
17370 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17371 (ix86_expand_compare): Ditto.
17372 (ix86_expand_carry_flag_compare): Ditto.
17373 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17374 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17375 DECIMAL_FLOAT_MODE_P.
17376 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17377 of SCALAR_FLOAT_MODE_P.
17378 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17379 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17380 checks before FLOAT_MODE_P.
17381 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17382 before FLOAT_MODE_P.
17387 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17389 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17390 Charles Wilson <libtool@cwilson.fastmail.fm>
17392 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17393 (libgcc.mvars): Don't depend on them.
17394 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17395 * exec-tool.in: New.
17397 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17399 * doc/invoke.text (--help): Document --help=common.
17401 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17403 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17405 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17407 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17408 * genemit.c (main): Emit #include "integrate.h".
17409 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17410 (LOADGP_RTP): New mips_loadgp_style.
17411 * config/mips/mips.h: Include config/vxworks-dummy.h.
17412 (TARGET_RTP_PIC): New macro.
17413 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17414 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17415 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17416 for TARGET_RTP_PIC.
17417 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17418 -mvxworks-pic when using -mrtp and a PIC option.
17419 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17421 (mips_symbolic_constant_p, mips_symbolic_address_p)
17422 (mips_symbol_insns): Handle SYMBOL_HALF.
17423 (override_options): Warn about -G and -mrtp being used together.
17424 Initialize mips_lo_relocs[SYMBOL_HALF].
17425 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17426 (mips_emit_loadgp): Handle LOADGP_RTP.
17427 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17428 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17429 (tablejump): Handle function-relative case table entries if
17431 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17433 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17435 * config/mips/mips.md (load_call<mode>): Allow any general register.
17437 (sibcall_value_internal, sibcall_value_multiple_internal)
17438 (call_value_internal, call_value_split, call_value_multiple_internal)
17439 (call_value_multiple_split): Remove constraints from operand 0.
17441 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17443 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17444 rather than loadgp_noshared.
17445 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17446 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17448 * config/mips/mips.md (loadgp): Rename to...
17449 (loadgp_newabi): ...this.
17450 (loadgp_noshared): Rename to...
17451 (loadgp_absolute): ...this.
17453 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17455 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17456 false for locally-binding symbols.
17457 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17459 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17461 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17462 (SYMBOL_GOT_PAGE_OFST): ...this.
17463 (SYMBOL_GOT_GLOBAL): Rename to...
17464 (SYMBOL_GOT_DISP): ...this.
17465 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17466 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17467 * config/mips/mips.c (mips_global_symbol_p): New function.
17468 (mips_symbol_binds_local_p): Likewise.
17469 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17470 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17471 mips_global_symbol_p and mips_symbol_binds_local_p.
17472 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17473 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17474 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17475 SYMBOL_GOTOFF_DISP.
17476 (mips_ok_for_lazy_binding_p): New function.
17477 (mips_load_call_address, mips_expand_call): Use it.
17478 (mips_dangerous_for_la25_p): Likewise.
17479 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17480 (*got_disp<mode>): Use got_disp_operand instead of
17481 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17482 SYMBOL_GOTOFF_GLOBAL.
17483 (*got_page<mode>): Use got_page_ofst_operand instead of
17485 * config/mips/predicates.md (const_call_insn_operand): Use
17486 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17487 (global_got_operand): Rename to...
17488 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17490 (local_got_operand): Rename to...
17491 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17492 of SYMBOL_GOT_LOCAL.
17494 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17496 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17497 TARGET_CALL_CLOBBERED_GP.
17498 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17499 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17500 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17501 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17502 of TARGET_ABICALLS && !TARGET_NEWABI.
17503 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17504 * config/mips/mips.c (mips_load_call_address): Check
17505 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17506 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17507 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17508 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17509 TARGET_ABICALLS && TARGET_NEWABI.
17510 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17512 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17513 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17514 TARGET_ABICALLS && TARGET_NEWABI.
17515 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17516 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17517 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17518 whether indirect calls must use $25.
17519 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17521 * config/mips/mips.md (jal_macro): Check flag_pic and
17522 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17523 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17524 instead of TARGET_ABICALLS.
17525 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17526 TARGET_ABICALLS && TARGET_OLDABI.
17527 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17528 (sibcall): In the comment above the define_insn, mention
17529 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17530 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
17531 instead of TARGET_ABICALLS.
17533 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
17535 * doc/md.texi (Blackfin family constraints): Document PA and PB.
17536 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
17537 (MACFLAGS_MATCH_P): New macro.
17538 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
17539 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
17540 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
17541 the other MACFLAG constants.
17542 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
17543 (flag_machi): Tighten constraints. Renumber some of the operands.
17544 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
17546 (flag_machi_parts_acconly): New pattern.
17547 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17549 (flag_macinit1hi): Tighten constraints.
17550 (flag_mul_macv2hi_parts_acconly): New pattern.
17552 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
17553 Use a more efficient implementation.
17554 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
17555 inline sequences when not optimizing for size.
17557 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
17558 movhi_high2low): Delete, merge functionality into...
17559 (packv2hi): ... this pattern.
17561 2007-02-11 Jie Zhang <jie.zhang@analog.com>
17562 * config/bfin/bfin.opt (msim): New option.
17563 (mcpu=): New option.
17564 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
17565 (bfin_cpu_t): Typedef of enum bfin_cpu.
17566 (bfin_cpu_type): New declaration.
17567 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
17568 -msim and -mcpu= options.
17569 (LIB_SPEC): Likewise.
17570 * config/bfin/bfin.c (bfin_cpu_type): Define.
17571 (bfin_handle_option): Handle -mcpu= option.
17572 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
17573 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
17574 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
17576 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17578 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
17579 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
17580 (powerpc-wrs-vxworksae): Use ${tm_file}.
17581 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
17582 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
17583 * config/i386/vx-common.h: New file.
17585 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17587 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
17590 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
17592 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
17595 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
17599 * c-common.c (c_build_qualified_type): Set canonical type
17602 2007-04-12 Richard Guenther <rguenther@suse.de>
17604 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
17605 lower bound and element size if lower bound is not zero
17606 or either of the ARRAY_REF operands is set.
17608 2007-04-12 Richard Guenther <rguenther@suse.de>
17610 PR tree-optimization/24689
17611 PR tree-optimization/31307
17612 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
17614 * gimplify.c (canonicalize_addr_expr): To be consistent with
17615 gimplify_compound_lval only set operands two and three of
17616 ARRAY_REFs if they are not gimple_min_invariant. This makes
17617 it never at this place.
17618 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
17620 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17622 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
17623 null before emitting a .nsubspa directive.
17625 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17627 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
17628 need_to_partition_p if there are no memory statements in the
17631 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17633 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
17634 (gcd_of_steps_may_divide_p): New function.
17635 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
17637 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17639 * reload.c (find_reloads_toplev, find_reloads_address,
17640 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
17641 not a pointer equality test, to decide if we need to call
17642 push_reg_equiv_alt_mem.
17644 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
17646 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
17647 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
17649 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
17651 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17653 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
17654 vector to be positive.
17656 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17660 * doc/invoke.texi: Document --params max-aliased-vops and
17662 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
17663 debug_memory_partitions): Move to tree-flow.h
17664 * params.h (AVG_ALIASED_VOPS): Define.
17665 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
17667 (mp_info_t): Likewise.
17668 (get_mem_sym_stats_for): New.
17669 (set_memory_partition): Move from tree-flow-inline.h.
17670 (mark_non_addressable): Only clear the set of symbols for the
17671 partition if it exists.
17672 (dump_memory_partitions): Move from tree-ssa-operands.c
17673 (debug_memory_partitions): Likewise.
17674 (need_to_partition_p): New.
17675 (dump_mem_ref_stats): New.
17676 (debug_mem_ref_stats): New.
17677 (dump_mem_sym_stats): New.
17678 (debug_mem_sym_stats): New.
17679 (update_mem_sym_stats_from_stmt): New.
17680 (compare_mp_info_entries): New.
17681 (mp_info_cmp): Call it.
17682 (sort_mp_info): Change argument to a list of mem_sym_stats_t
17684 (get_mpt_for): Move from tree-ssa-operands.c.
17685 (find_partition_for): New.
17686 (create_partition_for): Remove.
17687 (estimate_vop_reduction): New.
17688 (update_reference_counts): New.
17689 (build_mp_info): New.
17690 (compute_memory_partitions): Refactor.
17691 Document new heuristic.
17692 Call build_mp_info, update_reference_counts,
17693 find_partition_for and estimate_vop_reduction.
17694 (compute_may_aliases): Populate virtual operands before
17695 calling debugging dumps.
17696 (delete_mem_sym_stats): New.
17697 (delete_mem_ref_stats): New.
17698 (init_mem_ref_stats): New.
17699 (init_alias_info): Call it.
17700 (maybe_create_global_var): Remove alias_info argument.
17701 Get number of call sites and number of pure/const call sites
17702 from gimple_mem_ref_stats().
17703 (dump_alias_info): Call dump_memory_partitions first.
17704 (dump_points_to_info_for): Show how many times a pointer has
17706 * opts.c (decode_options): For -O2 set --param
17707 max-aliased-vops to 500.
17708 For -O3 set --param max-aliased-vops to 1000 and --param
17709 avg-aliased-vops to 3.
17710 * fortran/options.c (gfc_init_options): Remove assignment to
17712 * tree-flow-inline.h (gimple_mem_ref_stats): New.
17713 * tree-dfa.c (dump_variable): Dump memory reference
17715 Dump NO_ALIAS* settings.
17716 (referenced_var_lookup): Tidy.
17717 (mem_sym_stats): New.
17718 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
17719 and ORIG are different SSA names for a memory partition.
17720 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
17721 * tree-flow.h (struct mem_sym_stats_d): Define.
17722 (mem_sym_stats_t): Define.
17723 (struct mem_ref_stats_d): Define.
17724 (struct gimple_df): Add field mem_ref_stats.
17725 (enum noalias_state): Define.
17726 (struct var_ann_d): Add bitfield noalias_state.
17727 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
17728 debug_mem_ref_stats, debug_memory_partitions,
17729 debug_mem_sym_stats): Declare.
17730 * tree-ssa-structalias.c (update_alias_info): Update call
17731 sites, pure/const call sites and asm sites in structure
17732 returned by gimple_mem_ref_stats.
17733 Remove local variable IS_POTENTIAL_DEREF.
17734 Increase NUM_DEREFS if the memory expression is a potential
17736 Call update_mem_sym_stats_from_stmt.
17737 If the memory references memory, call
17738 update_mem_sym_stats_from_stmt for all the direct memory
17739 symbol references found.
17740 (intra_create_variable_infos): Set noalias_state field for
17741 pointer arguments according to the value of
17742 flag_argument_noalias.
17743 * tree-ssa-structalias.h (struct alias_info): Remove fields
17744 num_calls_found and num_pure_const_calls_found.
17745 (update_mem_sym_stats_from_stmt): Declare.
17746 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
17747 Set default value to 100.
17748 (PARAM_AVG_ALIASED_VOPS): Define.
17750 2007-04-11 Richard Guenther <rguenther@suse.de>
17752 PR middle-end/31530
17753 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
17754 a * -b + c as c - a * b if we honor sign dependent rounding.
17756 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17758 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
17759 bfin_expand_strmov.
17760 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
17761 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
17763 (initialize_trampoline): Don't use old-style function definition.
17764 (bfin_secondary_reload): Mark IN_P argument as unused.
17766 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
17768 PR tree-optimization/31343
17769 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
17770 (build_polynomial_chrec): Return a scalar when the evolution is zero.
17771 * testsuite/gcc.dg/vect/pr31343.c: New.
17773 2007-04-10 Eric Christopher <echristo@apple.com>
17775 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
17776 * config/i386/i386.md (*cmpfp0): Use.
17777 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17778 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17779 (fix_trunc<mode>_i386_fisttp): Ditto.
17780 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17781 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17782 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17783 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17784 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17785 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17786 (unnamed_splitters): Ditto.
17787 * config/i386/i386.c (output_fix_trunc): Assert that
17788 we're not being passed a TFmode operand.
17790 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
17792 PR tree-optimization/31526
17793 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
17794 n_basic_blocks to find newly added blocks.
17796 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
17798 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
17800 (fix_trunc<mode>si_sse): Ditto.
17801 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
17802 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
17803 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
17804 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
17805 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
17806 expander using SSEMODEF mode macro.
17807 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
17808 expander using SSEMODEF mode macro.
17809 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
17810 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
17811 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
17812 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
17813 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
17814 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
17815 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
17816 Macroize insn using X87MODEF mode macro.
17818 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
17820 * config/i386/sse.md (sse2_pinsrw): Removed.
17821 (sse2_pextrw): Renamed to ...
17822 (*sse2_pextrw): This.
17824 2007-04-09 Jan Hubicka <jh@suse.cz>
17827 * config/i386/sse.md
17828 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
17829 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
17830 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
17831 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
17833 2007-04-09 Jan Hubicka <jh@suse.cz>
17835 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
17836 multiple fields of union.
17838 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
17840 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
17841 (create_preheaders): Check that loops are available.
17842 (fix_loop_structure): Clean up, improve comments.
17843 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
17844 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
17846 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
17847 * predict.c (tree_estimate_probability): Do not call
17848 calculate_dominance_info. Call create_preheaders.
17849 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
17850 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
17852 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
17853 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
17854 * tree-cfg.c (tree_split_edge): Make an assert more precise.
17855 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
17858 2007-04-08 Jan Hubicka <jh@suse.cz>
17860 * tree.h (maybe_fold_offset_to_component_ref): Declare.
17861 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
17862 * fold-const.c (fold_unary): Use it.
17864 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17866 * varasm.c (assemble_variable): Remove call to
17867 lang_hooks.decls.prepare_assemble_variable.
17868 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
17869 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
17870 * langhooks.h (lang_hooks_for_decls): Remove
17871 prepare_assemble_variable.
17873 2007-04-08 Mike Stump <mrs@apple.com>
17875 * config/i386/i386.c: Use inc/dec on Core2.
17877 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
17879 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
17880 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17881 lhd_tree_inlining_end_inlining): Remove.
17882 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
17883 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
17884 end_inlining hooks.
17885 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
17886 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17887 lhd_tree_inlining_end_inlining): Remove prototypes.
17888 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
17889 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17890 LANG_HOOKS_TREE_INLINING_START_INLINING,
17891 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
17893 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
17896 2007-04-08 Anatoly Sokolov <aesok@post.ru>
17899 * config/avr/predicates.md (io_address_operand): Delete predicate.
17900 (low_io_address_operand): Don't use 'mode' argument.
17901 (higth_io_address_operand): Rename ...
17902 (high_io_address_operand): ... to this. Don't use 'mode' argument.
17903 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
17906 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
17908 Revert change removing staticp.
17910 2007-04-07 Anatoly Sokolov <aesok@post.ru>
17913 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
17916 2007-04-07 Bruce Korb <bkorb@gnu.org>
17918 * c.opt: Add -Wformat-contains-nul.
17919 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
17921 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
17922 the NUL byte warning.
17924 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
17926 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
17928 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17930 * tree.c (staticp): No longer use staticp langhook.
17931 * langhooks.c (lhd_staticp): Removed.
17932 * langhooks.h (struct lang_hooks): Remove staticp.
17933 * c-common.c (c_staticp): Remove.
17934 * c-common.h (c_staticp): Ditto.
17935 * langhooks-defs.h (lhd_staticp): Ditto.
17936 (LHD_HOOKS_STATICP): Ditto
17937 * tree.h (gcc_assert_lowered): New macro.
17939 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
17941 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
17942 argument "reliable".
17943 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
17944 Add argument "reliable". Propagate it through calls.
17945 (infer_loop_bounds_from_undefined): Derive number of iterations
17946 estimates from references in blocks that do not dominate loop latch.
17947 (gcov_type_to_double_int): New function.
17948 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
17949 and expected_loop_iterations_unbounded.
17950 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
17951 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
17952 * tree-data-ref.c (estimated_loop_iterations): Export.
17953 (get_references_in_stmt): Fix -- do not return addresses of local
17955 * cfgloop.h (expected_loop_iterations_unbounded,
17956 estimated_loop_iterations): Declare.
17958 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17960 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17962 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17964 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
17965 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
17966 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
17967 Use output_387_reg_move().
17968 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
17969 expander using X87MODEF12 mode macro.
17970 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
17971 choosing register preferences. Use output_387_reg_move().
17972 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
17973 instead of "x". Use output_387_reg_move().
17974 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
17975 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
17976 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
17977 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
17978 Use output_387_reg_move().
17979 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
17981 (*truncxf?f_i387 splitter): Ditto.
17983 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17985 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
17986 LANG_HOOKS_SAFE_FROM_P.
17987 * expr.c (safe_from_p): Remove langhook call.
17988 * langhooks.h (lang_hooks): Remove safe_from_p.
17989 (lhd_safe_from_p): Remove prototype.
17990 * langhooks.c (lhd_safe_from_p): Remove.
17992 2007-04-06 Jan Hubicka <jh@suse.cz>
17994 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
17997 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17999 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18000 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18001 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18002 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18004 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18005 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18007 2007-04-05 Richard Henderson <rth@redhat.com>
18009 * config/alpha/alpha.c (print_operand) [+]: Remove.
18010 (alpha_end_function): Print nop if call at end of function.
18011 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18012 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18013 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18014 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18015 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18016 the call pattern. Update peepholes to match.
18018 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18020 * doc/extend.texi (Other Builtins): Add decimal float variants
18022 * builtins.def: Ditto.
18023 * builtins.c (expand_builtin): Ditto.
18025 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18026 H.J. Lu <hongjiu.lu@intel.com>
18029 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18030 of V8HImode when calling ix86_binary_operator_ok.
18031 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18032 (sdot_prodv8hi): Operands 1 and 2 must be register.
18034 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18036 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18037 initialize align to silence bogus warning.
18039 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18041 PR middle-end/22156
18042 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18044 (struct sra_walk_fns): Remove use_all parameter from use.
18045 (sra_hash_tree): Handle BIT_FIELD_REFs.
18046 (sra_elt_hash): Don't hash bitfld blocks.
18047 (sra_elt_eq): Skip them in parent compares as well. Handle
18049 (sra_walk_expr): Don't maintain or pass down use_all_p.
18050 (scan_use): Remove use_all parameter.
18051 (scalarize_use): Likewise. Re-expand assignment to
18052 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18053 output, and re-scalarize after output. Don't mark anything
18055 (scalarize_ldst): Adjust.
18056 (scalarize_walk_gimple_modify_statement): Likewise.
18057 (build_element_name_1): Handle BIT_FIELD_REFs.
18058 (instantiate_element): Don't warn for any element whose parent
18059 is used as a whole.
18060 (instantiate_missing_elements_1): Return the sra_elt.
18061 (canon_type_for_field): New.
18062 (try_instantiate_multiple_fields): New.
18063 (instantiate_missing_elemnts): Use them.
18064 (mark_no_warning): Removed.
18065 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18066 (REPLDUP, sra_build_elt_assignment): New.
18067 (generate_copy_inout): Use them.
18068 (generate_element_copy): Likewise. Handle bitfld differences.
18069 (generate_element_zero): Don't recurse for blocks. Use
18070 sra_build_elt_assignment.
18071 (generate_one_element_int): Take elt instead of var. Use
18072 sra_build_elt_assignment.
18073 (generate_element_init_1): Adjust.
18074 (scalarize_use, scalarize_copy): Use REPLDUP.
18075 (scalarize_ldst): Move assert before dereference.
18076 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18078 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18080 * regmove.c: Fix unused variable warnings due to previous commit.
18082 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18084 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18085 (regmove_bb_head): Remove.
18086 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18087 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18088 problems with fixup_match_1.
18089 Don't initialize/free regmove_bb_head.
18091 (reg_is_remote_constant_p): If an insn is in the same basic block
18092 but not before INSN, consider it remote, too.
18094 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18097 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18098 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18100 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18102 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18103 (CONDITIONAL_REGISTER_USAGE): Likewise.
18105 2007-04-04 Richard Henderson <rth@redhat.com>
18107 * config/alpha/lib1funcs.asm: Remove unused file.
18109 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18112 * opts.c (print_specific_help): Fix --help=<language>
18114 (common_handle_option): Support --help=common.
18116 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18119 * gcc.c (main): Do not run the linker if
18120 print_subprocess_help indicates that it shouldn't be
18123 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18126 * doc/invoke.texi (--help=): Document <languages> value, fix
18127 formatting in tables of values.
18129 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18131 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18132 dllimport attribute of virtual methods.
18134 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18136 * config/score/crti.asm: Change _bss_start to __bss_start.
18137 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18138 (OUTGOING_REG_PARM_STACK_SPACE) update.
18139 * config/score/score.opt: add options to make backend support
18140 score5, score5u, score7 and score7d.
18141 * config/score/score.md: Likewise.
18142 * config/score/misc.md: Likewise.
18143 * config/score/mac.md: Likewise.
18144 * doc/invoke.texi: Likewise.
18145 * doc/md.texi: update constraints define.
18147 2007-04-03 Richard Henderson <rth@redhat.com>
18149 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18150 an appropriate type, use the mode instead.
18152 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18154 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18155 Set the default --with-arch setting to mips2.
18156 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18157 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18158 (MULTILIB_OSDIRNAMES): Delete.
18159 (MULTILIB_DIRNAMES): Define.
18160 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18161 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18162 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18163 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18164 VXWORKS_OS_CPP_BUILTINS.
18165 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18166 (MIPS_DEBUGGING_INFO): Undefine.
18167 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18169 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18171 PR middle-end/30704
18172 * fold-const.c (native_encode_real): Encode real.c provided longs
18173 as a series of 32-bit native integers.
18174 (native_interpret_real): Interpret buffer as a series of 32-bit
18177 2007-04-03 Richard Guenther <rguenther@suse.de>
18179 * genpreds.c (write_insn_constraint_len): Write function
18180 optimized for CONSTRAINT_LEN implementation.
18181 (write_tm_preds_h): Output insn_constraint_len inline and
18182 use it for CONSTRAINT_LEN.
18183 (write_insn_preds_c): Don't output insn_constraint_len.
18184 * doc/md.texi (define_register_constraint): Document multi-letter
18185 constraints shall have the same length if they start with the same
18188 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18191 * config/i386/i386.md (isinf<mode>2): Expand only when
18192 TARGET_C99_FUNCTIONS is set.
18194 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18196 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18197 (x86_64-*-linux*): Ditto.
18198 * config/i386/i386.opt (mpc): New option.
18199 * config/i386/i386.c (overrride_options): Handle
18200 ix87_precision_string.
18201 * config/i386/crtprec.c: New file.
18202 * config/i386/t-crtpc: Ditto.
18203 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18204 and -mpc80 options.
18205 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18206 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18207 crtprec32.o, crtprec64.o and crtprec80.o.
18209 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18210 and -mpc80 options.
18211 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18213 2007-04-02 Eric Christopher <echristo@apple.com>
18215 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18216 limitations on darwin.
18218 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18221 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18223 2007-04-02 Dave Korn <dave.korn@artimi.com>
18225 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18227 2007-04-02 Dave Korn <dave.korn@artimi.com>
18229 * libgcc2.h (exception_descriptor): Don't forward-declare.
18230 (__get_eh_table_language, __get_eh_table_version): Delete
18231 prototypes of long-dead functions.
18233 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18235 * ebitmap.h: New file
18236 * ebitmap.c: New file
18237 * Makefile.in (ebitmap.o): New target.
18239 2007-04-01 Jan Hubicka <jh@suse.cz>
18241 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18242 before very first instruction.
18244 2007-04-01 Jan Hubicka <jh@suse.cz>
18246 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18247 waring on 64bit hosts.
18248 * bitmap.h: Fix typo in bitmap_head_def.
18250 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18252 PR rtl-optimization/31391
18253 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18254 into a DELETED_LABEL note, and the label is in an empty basic
18255 block, update BB_END as well as BB_HEAD.
18257 2007-04-01 Richard Henderson <rth@redhat.com>
18259 PR tree-optimization/31169
18260 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18261 to varying if the range is outside [0, prec-1].
18263 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18266 * config/mips/mips.md (load_const_gp): New insn.
18267 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18268 the MIPS16 GP pseudo register if no_new_pseudos.
18269 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18271 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18274 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18276 (call_value): Likewise.
18278 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18279 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18282 * doc/invoke.texi: (optimization options): Reword description
18283 of -ffast-math. Document its primary purpose.
18285 2007-03-31 Richard Guenther <rguenther@suse.de>
18287 * omp-low.c (splay-tree.h): Include.
18288 (lookup_decl): Replace splay-tree usage by pointer-map.
18289 (maybe_lookup_decl): Likewise.
18290 (new_omp_context): Likewise.
18291 (delete_omp_context): Likewise.
18292 * gimplify.c (splay-tree.h): Include.
18293 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18295 (remap_ssa_name): Likewise.
18296 (remap_decl): Likewise.
18297 (remap_type_1): Likewise.
18298 (remap_type): Likewise.
18299 (copy_body_r): Likewise.
18300 (expand_call_inline): Likewise.
18301 (clone_body): Likewise.
18302 (copy_tree_r): Likewise.
18303 (remap_save_expr): Likewise.
18304 (unsave_r): Likewise.
18305 (unsave_expr_now): Likewise.
18306 (tree_function_versioning): Likewise.
18307 (build_duplicate_type): Likewise.
18308 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18309 (struct copy_body_data): Replace splay-tree by pointer-map.
18310 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18311 not $(SPLAY_TREE_H).
18312 (gimplify.o): Depend on $(SPLAY_TREE_H).
18313 (omp-low.p): Likewise.
18315 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18317 * config/avr/predicates.md (even_register_operand,
18318 odd_register_operand): New predicates.
18319 * config/avr/avr.md (movw peephole2): New.
18320 (movw_r peephole2): New.
18322 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18324 * tree.h (get_signed_or_unsigned_type): New.
18325 * fold-const.c (operand_equal_for_comparison_p): Use
18326 get_signed_or_unsigned_type instead of
18327 lang_hooks.types.signed_or_unsigned_type.
18328 * expr.c (store_expr): Ditto.
18329 * langhooks.c (get_signed_or_unsigned_type): New.
18330 (lhd_signed_or_unsigned_type): New.
18331 * langhooks.h (lhd_signed_or_unsigned_type): New.
18332 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18334 2007-03-30 Richard Henderson <rth@redhat.com>
18336 * tree-ssa-loop-ivopts.c: Include target.h.
18337 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18338 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18339 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18340 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18342 2007-03-30 Richard Henderson <rth@redhat.com>
18343 Kai Tietz <kai.tietz@onevision.com>
18345 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18346 default for 64-bit.
18347 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18348 (TARGET_64BIT_MS_ABI): New.
18349 (DBX_REGISTER_NUMBER): Handle 64-bit.
18350 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18351 (LONG_TYPE_SIZE): Force to 32.
18352 (REG_PARM_STACK_SPACE): New.
18353 (OUTGOING_REG_PARM_STACK_SPACE): New.
18354 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18355 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18356 (STACK_BOUNDARY): Use 128 for 64-bit.
18357 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18358 Add 64-bit implementation.
18359 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18361 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18362 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18363 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18364 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18365 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18366 TARGET_64BIT_MS_ABI.
18367 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18368 (ix86_pass_by_reference): Likewise.
18369 (ix86_function_value_regno_p): Likewise.
18370 (ix86_build_builtin_va_list): Likewise.
18371 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18372 (function_arg_advance_ms_64): New.
18373 (function_arg_advance): Call it.
18374 (function_arg_ms_64): New.
18375 (function_arg): Call it.
18376 (function_value_ms_64): New.
18377 (ix86_function_value_1): Call it.
18378 (return_in_memory_ms_64): New.
18379 (ix86_return_in_memory): Call it.
18380 (setup_incoming_varargs_ms_64): New.
18381 (ix86_setup_incoming_varargs): Call it.
18382 (ix86_expand_prologue): Handle 64-bit stack probing.
18383 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18384 (output_pic_addr_const): Likewise.
18385 (x86_this_parameter): Likewise.
18386 (x86_output_mi_thunk): Likewise.
18387 (x86_function_profiler): Likewise.
18388 (TARGET_STRICT_ARGUMENT_NAMING): New.
18389 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18390 (TARGET_64BIT_MS_ABI): New.
18391 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18392 * config/i386/i386.md (allocate_stack_worker): Remove.
18393 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18394 describe the clobber of eax without a match_scratch.
18395 (allocate_stack_worker_postreload): Remove.
18396 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18397 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18398 (allocate_stack_worker_rex64_postreload): Remove.
18399 (allocate_stack): Handle 64-bit.
18400 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18401 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18402 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18403 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18404 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18405 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18406 * config.build (x86_64-*-mingw*): New host.
18407 * config.host (x86_64-*-mingw*): New host.
18408 * config.gcc (x86_64-*-mingw*): New target.
18409 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18411 2007-03-30 Richard Henderson <rth@redhat.com>
18412 Kai Tietz <kai.tietz@onevision.com>
18414 * c-pragma.c (struct def_pragma_macro_value): New.
18415 (struct def_pragma_macro): New.
18416 (pushed_macro_table): New.
18417 (dpm_hash, dpm_eq): New.
18418 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18419 (init_pragma): Install them.
18420 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18422 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18424 * config/avr/avr.c (avr_override_options): Clear
18425 'flag_delete_null_pointer_checks'.
18427 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18430 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18431 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18432 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18433 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18434 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18435 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18436 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18438 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18440 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18442 * regmove.c: Move all of pass_stack_adjustments from here...
18443 * combine-stack-adj.c: ...to this new file.
18444 * Makefile.in: Add rules for combine-stack-adj.o.
18446 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18448 PR tree-optimization/31383
18449 * tree-data-ref.c (affine_function_equal_p): Do not require the
18450 vectors to have the same length.
18452 2007-03-30 Jan Hubicka <jh@suse.cz>
18454 PR middle-end/30700
18455 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18456 availablility; add more sanity checking; ask varpool only about
18459 2007-03-29 Richard Henderson <rth@redhat.com>
18461 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18462 to decide, but __SIZEOF_LONG_LONG__.
18464 2007-03-29 Richard Henderson <rth@redhat.com>
18466 * emutls.c (struct __emutls_array): New.
18467 (emutls_destroy): Use it instead of casting element 0 from void*.
18468 (__emutls_get_address): Likewise.
18470 2007-03-29 Richard Henderson <rth@redhat.com>
18472 * varasm.c (initializer_constant_valid_p): Don't deny
18473 DECL_DLLIMPORT_P on functions.
18475 * config/i386/cygming.h: Remove function declarations.
18476 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18477 (ASM_OUTPUT_LABELREF): Remove.
18478 (COMMON_ASM_OP): Remove.
18479 (ASM_OUTPUT_COMMON): Remove.
18480 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18481 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18482 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18483 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18484 Rename from TARGET_ENCODE_SECTION_INFO.
18485 * config/i386/netware.h: Likewise.
18486 * config/i386/i386-protos.h: Update.
18487 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18488 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18489 (legitimate_constant_p): Reject dllimports.
18490 (dllimport_map, get_dllimport_decl): New.
18491 (legitimize_dllimport_symbol): New.
18492 (legitimize_address, ix86_expand_move): Use it.
18493 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18494 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18495 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18496 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18497 * config/i386/predicates.md (constant_call_address_operand): Only
18498 accept symbols; reject dllimport_p symbols.
18499 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18500 i386_pe_maybe_record_exported_symbol.
18501 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18502 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18503 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18504 trust the setting of DECL_DLLIMPORT_P.
18505 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18506 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18507 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18508 tidy the argument scanning loop.
18509 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18510 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18511 (i386_pe_strip_name_encoding): Remove.
18512 (i386_pe_binds_local_p): New.
18513 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18514 (i386_pe_output_labelref): Remove.
18515 (i386_pe_asm_output_aligned_decl_common): New.
18516 (i386_pe_maybe_record_exported_symbol): Rename from
18517 i386_pe_record_exported_symbol; check for dllexported symbols.
18519 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18521 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18522 add comment explaining why vsnprintf cannot be used.
18524 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18526 PR tree-optimization/30666
18527 * tree.c (build_complex_type): When creating type names for DWARF2
18528 debug info, create TYPE_DECLs for TYPE_NAME instead of
18530 (build_common_tree_nodes_2): Use build_complex_type when building
18531 predefined complex types, to preserve canonical types.
18533 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
18535 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
18536 (noce_get_alt_condition): Look at it to determine whether to
18537 reverse the condition or not.
18538 (noce_get_condition): Substitute the truth for lies.
18539 (noce_find_if_block): Set the then_else_reversed field.
18541 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
18543 * config/fr30/fr30.md (movdi): Do not accept immediates as the
18544 destination of this insn.
18545 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
18546 than calling gen_rtx_SET directly. Use r0 to hold the value of
18547 'address + 4' rather than a stack based temporary which can be
18548 mis-optimized away.
18550 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18552 * config/s390/s390.c (s390_secondary_input_reload_class,
18553 s390_secondary_output_reload_class): Functions removed.
18554 (s390_secondary_reload): New function.
18555 (TARGET_SECONDARY_RELOAD): Target macro defined.
18556 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
18557 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18558 * config/s390/s390.md ("reload_outti", "reload_outdi",
18559 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
18560 "reload_out<mode>"): Expanders removed.
18561 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
18562 "reload<mode>_nonoffmem_out"): Expanders added.
18564 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18566 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
18567 action if SRC->DEST replacement failed anyway.
18569 2007-03-28 Mike Stump <mrs@apple.com>
18571 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
18572 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
18573 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
18575 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18577 * config.gcc: Accept barcelona as a variant of amdfam10.
18578 * config/i386/i386.c (override_options): Likewise.
18579 * doc/invoke.texi: Likewise.
18581 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
18583 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
18584 offsets for BIT_FIELD_REF and COMPONENT_REF.
18586 2007-03-28 Richard Guenther <rguenther@suse.de>
18588 * tree.c (is_global_var): Move ...
18589 * tree-flow-inline.h (is_global_var): ... here.
18590 * tree.h (is_global_var): Remove declaration.
18592 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
18594 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
18596 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
18597 * config/i386/i386.c (ix86_tune_features): Initialize new
18599 * config/i386/predicates.md (promotable_binary_operator): Use
18600 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
18602 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
18605 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
18607 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
18609 * config/fr30/fr30.md (movsi_internal): Change destination
18610 constraint from m to V and add m to the end.
18612 2007-03-28 Christian Bruel <christian.bruel@st.com>
18614 * config/sh/sh.md (movsi_i): Fix type attribute.
18616 2007-03-28 Christian Bruel <christian.bruel@st.com>
18618 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
18619 (movsf_ie): Likewise.
18621 2007-03-28 Christian Bruel <christian.bruel@st.com>
18623 * config.gcc: Add sh4-300 to multilib.
18624 * config/sh/t-mlib-sh4-300: New file.
18626 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
18628 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
18629 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
18630 fix_trunc<mode>di2.
18631 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
18632 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
18633 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
18634 "fixuns_trunctddi2"): Whitespace fix.
18636 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
18638 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
18639 the definition of struct sh_args.
18640 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
18641 CALL_COOKIE_INT_REG_GET): Likewise.
18643 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
18645 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
18646 transformations are applied successfully.
18648 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
18650 * tree.c (tree_contains_struct): Permit 512 tree codes.
18651 * tree.h (tree_contains_struct): Ditto.
18652 (MAX_TREE_CODES): Ditto.
18653 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
18654 SPARE member to store remaining padding bits.
18656 2007-03-27 Anatoly Sokolov <aesok@post.ru>
18658 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
18661 2007-03-27 Janis Johnson <janis187@us.ibm.com>
18663 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
18664 * configure: Regenerate.
18666 * configure: Regenerate using the correct version of autoconf.
18668 2007-03-27 Anatoly Sokolov <aesok@post.ru>
18670 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
18672 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
18673 regs to "__SP_L__" and "__SP_H__".
18675 2007-03-27 Richard Guenther <rguenther@suse.de>
18677 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
18678 computations with it with a HOST_WIDE_INT variable.
18680 2007-03-26 Mike Stump <mrs@apple.com>
18682 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
18683 objective-c-header, objective-c++-header and objc++-cpp-output
18685 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18687 2007-03-26 Richard Henderson <rth@redhat.com>
18690 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
18691 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
18692 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
18693 IX86_BUILTIN_PSRLQ128): New.
18694 (ix86_init_mmx_sse_builtins): Add them.
18695 (ix86_expand_builtin): Expand them.
18696 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
18697 operand 2 be TImode.
18698 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
18699 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
18700 _mm_srli_epi64): Mark __B const.
18701 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
18702 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
18703 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
18704 new two-vector shift builtins.
18706 2007-03-26 Ian Lance Taylor <iant@google.com>
18708 PR tree-optimization/31345
18709 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
18710 [+INF, +INF(OVF)] into VARYING.
18712 2007-03-26 Zack Weinberg <zackw@panix.com>
18714 * gengtype-parse.c: New file.
18715 * gengtype-yacc.y: Delete.
18716 * gengtype-lex.l: Don't include gengtype-yacc.h.
18717 Define YY_DECL and yyterminate appropriately for recursive
18718 descent parser. yylval is now a string out-parameter to yylex.
18719 (HWS, EOID): New shorthand.
18720 (IWORD): Add a couple more types.
18721 (yylex): Add a setup stanza. Remove the complex rules for
18722 detecting GTY'ed types and typedefs; replace with simple
18723 keyword detectors. Adjust everything for the changed
18724 definition of yylval. Ignore all pp-directives, not just #define.
18726 (parse_file): Rename yybegin; do not call yyparse.
18728 * gengtype.c (xasprintf): Export again.
18729 (this_file): New. Use everywhere __FILE__ was being used.
18730 (get_lang_bitmap): Special case types defined in gengtype.c.
18731 (do_typedef, new_structure): Suppress definition of certain types.
18732 (new_structure): Improve diagnostics of duplicate definitions.
18733 Make sure location_s is associated with input.h.
18734 (nreverse_pairs, define_location_structures): New functions.
18735 (main): Improve tagging of kludge types. Remove old kludges
18736 for input.h types; use define_location_structures.
18737 * gengtype.h: Update prototypes. Define token codes here.
18738 * Makefile.in: Remove all references to gengtype-yacc.
18739 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
18741 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
18742 add GTY((skip)) to the field that's only conditionally there.
18743 * doc/install.texi: Document that Bison is no longer required
18744 unless building treelang.
18746 * gengtype.c: Don't include gtyp-gen.h.
18747 (srcdir): Declare here.
18748 (base_files, lang_dir_names): Allocate dynamically.
18749 (gt_files, num_gt_files, num_lang_dirs): New globals.
18750 (measure_input_list, read_input_line, read_input_list)
18751 (set_lang_bitmap): New functions.
18752 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
18753 simplify, relying on read_input_list to set up the bitmaps.
18754 (main): Arguments are no longer unused. Check for correct number
18755 of command line arguments, set srcdir and srcdir_len, then call
18756 read_input_list, before doing anything else. No need to worry
18757 about duplicates in main loop.
18758 * configure.ac: Simplify the calculation of all_gtfiles.
18759 Put language tags in there. Don't set or substitute
18760 all_gtfiles_files_langs or all_gtfiles_files_frags.
18761 * Makefile.in: Revamp the way gengtype is invoked, now that it
18762 takes a file on its command line with a much simpler format.
18763 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
18764 (GTFILES): Remove duplicates and C source files.
18765 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
18766 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
18767 * configure: Regenerate.
18769 * gengtype.h: Remove all type definitions to gengtype.c; leave
18770 only definitions of options_p, type_p, and pair_p as opaque
18771 pointers. Update prototypes.
18772 * gengtype.c: Many type definitions moved here from gengtype.h.
18773 Consolidate type definitions at the top of the file.
18774 (xvasprintf): Delete.
18775 (xasprintf): Make static.
18776 (create_nested_pointer_option): Add 'next' parameter.
18777 (create_field_all, create_field_at): New functions.
18778 (create_field): Now a thin wrapper around create_field_all.
18779 (create_optional_field): Rename create_optional_field_ and add
18780 line argument. Original name is now a macro which supplies
18782 (oprintf): Use vsnprintf directly.
18783 (close_output_files): Use fatal rather than perror/exit.
18784 (note_def_vec, note_def_vec_alloc): Use create_field_at.
18785 (main): Set progname. Don't use exit.
18786 * gengtype-yacc.y (struct_fields): Use create_field_at.
18787 (option, optionseqopt): Delete.
18788 (optionseq): Consolidate productions from option here so we
18789 can use the first argument to create_option.
18791 * gengtype-lex.l: Distinguish unions from structures in the
18792 token type. Don't call find_structure; return the tag as a string.
18793 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
18794 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
18795 string. Reorganize typedef_struct production accordingly.
18796 Use create_nested_ptr_option.
18797 * gengtype.c (create_nested_ptr_option): New function.
18798 * gengtype.h: Declare it.
18800 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
18801 (string_type): Don't declare.
18802 (do_scalar_typedef): Declare.
18803 (create_scalar_type): Update prototype.
18804 * gengtype.c (string_type): Make static.
18805 (scalar_nonchar, scalar_char): New.
18806 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
18807 (resolve_typedef): Use scalar_nonchar for error recovery.
18808 (create_scalar_type): Remove name_len field. Return scalar_char
18809 or scalar_nonchar as appropriate.
18810 (adjust_field_type): Look at scalar_is_char boolean to decide whether
18811 to use string_type.
18812 (throughout): Use scalar_nonchar instead of calling
18813 create_scalar_type, whenever possible.
18814 (main): Initialize scalar_char and scalar_nonchar before calling
18816 * gengtype-lex.l: Adjust for removal of second argument to
18817 create_scalar_type. Use yylval.s instead of yylval.t when
18819 * gengtype-yacc.y: Type of SCALAR is string. Call
18820 create_scalar_type from type:SCALAR rule. Adjust for removal of
18821 second argument to create_scalar_type.
18823 * vec.h: Remove all #if IN_GENGTYPE blocks.
18824 Add comment saying that changes may require adjustments to gengtype.
18825 * gengtype.c: Don't include coretypes.h or tm.h.
18826 Add comment to inclusion of errors.h.
18827 (note_def_vec, note_def_vec_alloc): New functions.
18828 * gengtype.h: Declare new functions.
18829 * gengtype-lex.l: Don't include coretypes.h.
18830 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
18832 (update_lineno): Remove unnecessary prototype.
18833 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
18834 (VEC rule): Just return VEC_TOKEN.
18835 * gengtype-yacc.y (VEC_TOKEN): New token type.
18836 (type): Add a production for VEC(a,b).
18837 * Makefile.in: Update dependencies.
18839 * gengtype-lex.l: Remove rules for parsing pointer-to-function
18840 typedefs that use the old PARAMS macro.
18842 * gengtype-lex.l: Remove all rules and states relating to yacc
18844 * gengtype-yacc.y: Similarly.
18845 * gengtype.c (note_yacc_type): Delete function.
18846 * gengtype.h: Update prototypes.
18848 2007-03-26 Joseph Myers <joseph@codesourcery.com>
18850 * tree-pretty-print.c (dump_generic_node): Report precision of
18851 unnamed integer types.
18853 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
18855 * ifcvt.c (noce_try_store_flag_constants): Don't check
18856 no_new_pseudos here.
18857 (noce_try_store_flag_constants): Don't check no_new_pseudos.
18858 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
18859 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
18860 noce_try_sign_mask): Likewise.
18861 (if_convert): Check no_new_pseudos here.
18863 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
18865 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
18866 (noce_get_condition): Handle new then_else_reversed argument.
18867 (noce_init_if_info): Remove, fold into noce_find_if_block.
18868 (noce_process_if_block): Take a struct noce_if_info as the
18869 argument. Don't set up one based on ce_if_info. Update pointer
18870 references accordingly.
18871 (cond_move_process_if_block): Likewise.
18872 (process_if_block): Removed.
18873 (find_if_block): Removed. Move functionality two new functions,
18874 noce_find_if_block and cond_exec_find_if_block.
18875 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
18876 blocks and the symmetric IF-ELSE-JOIN case.
18877 (cond_exec_find_if_block): Also new function mostly based on old
18878 find_if_block and process_if_block.
18879 (find_if_header): Replace find_if_block call with separately
18880 guarded calls to noce_find_if_block and cond_exec_find_if_block.
18881 (find_cond_trap): Update noce_get_condition call.
18882 (dead_or_predicable): Likewise.
18884 2007-03-26 Jakub Jelinek <jakub@redhat.com>
18886 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
18888 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
18889 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
18890 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
18891 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
18892 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
18893 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
18894 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
18895 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
18896 __builtin_ia32_psrad128 builtins.
18898 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
18900 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
18901 * config/i386/constraints.md
18902 (define_constraint "I"): Use IN_RANGE macro.
18903 (define_constraint "J"): Ditto.
18904 (define_constraint "K"): Ditto.
18905 (define_constraint "M"): Ditto.
18906 (define_constraint "N"): Ditto.
18907 (define_constraint "O"): Ditto.
18908 * config/i386/predicates.md
18909 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
18910 (define_predicate "const_0_to_3_operand"): Ditto.
18911 (define_predicate "const_0_to_7_operand"): Ditto.
18912 (define_predicate "const_0_to_15_operand"): Ditto.
18913 (define_predicate "const_0_to_63_operand"): Ditto.
18914 (define_predicate "const_0_to_255_operand"): Ditto.
18915 (define_predicate "const_1_to_31_operand"): Ditto.
18916 (define_predicate "const_2_to_3_operand"): Ditto.
18917 (define_predicate "const_4_to_7_operand"): Ditto.
18919 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18921 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
18922 in SImode for save_world.
18923 * config/rs6000/altivec.md (save_world, restore_world): Convert to
18926 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
18928 PR tree-optimization/30784
18929 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
18932 2007-03-25 Revital Eres <eres@il.ibm.com>
18934 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
18935 Fold movement_possibility function into it.
18937 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18939 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
18940 (load_macho_picbase_{si,di}): Convert to LR hard reg.
18941 (call_indirect_nonlocal_darwin64): Same.
18942 (call_nonlocal_darwin64): Same.
18943 (call_value_indirect_nonlocal_darwin64): Same.
18944 (call_value_nonlocal_darwin64): Same.
18945 (sibcall_nonlocal_darwin64): Same.
18946 (sibcall_value_nonlocal_darwin64): Same.
18947 (sibcall_symbolic_64): Same.
18948 (sibcall_value_symbolic_64): Same.
18949 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
18951 (rs6000_emit_load_toc_table): Same.
18952 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
18953 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
18955 (divss_call): Same.
18956 (divus_call): Same.
18957 (quoss_call): Same.
18958 (quous_call): Same.
18959 (load_toc_v4_pic_si): Same
18960 (load_toc_v4_PIC_1): Same.
18961 (load_toc_v4_PIC_1b): Same.
18962 (call_indirect_aix{32,64}): Same.
18963 (call_value_indirect_aix{32,64}): Same.
18965 (call_value): Same.
18966 (call_local{32,64}): Same.
18967 (call_value_local{32,64}): Same.
18968 (call_indirect_nonlocal_aix{32,64}): Same.
18969 (call_nonlocal_aix{32,64}): Same.
18970 (call_value_indirect_nonlocal_aix{32,64}): Same.
18971 (call_value_nonlocal_aix{32,64}): Same.
18972 (call_indirect_nonlocal_sysv<mode>): Same.
18973 (call_nonlocal_sysv<mode>): Same.
18974 (call_value_indirect_nonlocal_sysv<mode>): Same.
18975 (call_value_nonlocal_sysv<mode>): Same.
18977 (sibcall_local{32,64}): Same.
18978 (sibcall_value_local{32,64}): Same.
18979 (sibcall_nonlocal_aix{32,64}): Same.
18980 (sibcall_value_nonlocal_aix{32,64}): Same.
18981 (sibcall_nonlocal_sysv<mode>): Same.
18982 (sibcall_value): Same.
18983 (sibcall_value_nonlocal_sysv<mode>): Same.
18985 2007-03-24 Paul Brook <paul@codesourcery.com>
18987 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
18988 * config/arm/linux-eabi.h: Remove legacy syscall hack.
18990 2007-03-24 Richard Henderson <rth@redhat.com>
18992 * config/ia64/constraints.md: New file.
18993 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
18994 satisfies_constraint_?.
18995 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
18996 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
18997 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
18998 ia64_output_mi_thunk): Likewise.
18999 (ia64_const_ok_for_letter_p): Remove.
19000 (ia64_const_double_ok_for_letter_p): Remove.
19001 (ia64_extra_constraint): Remove.
19002 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19003 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19004 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19005 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19006 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19007 EXTRA_MEMORY_CONSTRAINT): Remove.
19008 * config/ia64/ia64.md: Include constriants.md. Replace
19009 CONST_OK_FOR_? with satisfies_constraint_?.
19011 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19012 H.J. Lu <hongjiu.lu@intel.com>
19014 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19016 (name macros): Use DPD_BID_NAME to convert names properly.
19018 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19019 decimal floating point format.
19020 (init_floating_libfuncs): Change decimal functions so that they
19021 have a "bid_" prefix if the decimal system uses the BID format,
19022 and "dpd_" prefix if the decimal system uses the DPD format.
19023 (init_interclass_conv_libfuncs): Ditto.
19024 (init_intraclass_conv_libfuncs): Ditto.
19026 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19027 using the BID format.
19029 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19030 whether we are using the BID decimal format.
19031 * configure: Regenerate.
19033 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19034 the compiler has decimal floating point enabled. Define
19035 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19038 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19039 using the BID format.
19041 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19042 whether we are using the BID decimal format.
19043 * configure: Regenerate.
19045 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19046 the compiler has decimal floating point enabled. Define
19047 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19050 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19051 options, and that it is enabled for i386/x86_64 systems.
19053 * Makefile.in (enable_decimal_float): New.
19055 (DECNUMINC): Add -I$(DECNUMFMT).
19056 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19057 to $(DECNUMFMT) from $(DECNUM).
19059 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19060 Substitute enable_decimal_float.
19061 * configure: Regenerated.
19064 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19067 * configure.ac: Enable decimal float for x86_64-*-linux*.
19068 * configure: Regenerated.
19071 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19072 decimal128ClearSign to flip and clear the sign bit in decimal128.
19073 (decimal_real_maxval): Set decimal128SetSign to set the sign
19076 2007-03-23 Ian Lance Taylor <iant@google.com>
19078 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19080 2007-03-23 Ian Lance Taylor <iant@google.com>
19082 * tree-dump.c (dump_files): Correct comment.
19084 2007-03-23 Ian Lance Taylor <iant@google.com>
19086 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19088 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19090 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19091 in cfglayout mode. Don't go into and out of cfglayout mode.
19092 Link the blocks in the order of the constructed traces.
19093 (rest_of_handle_tracer): Adjust call to tracer.
19094 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19095 Don't go into cfglayout mode.
19096 (rtl_loop_done): Don't go out of cfglayout mode.
19097 * cfglayout.c (relink_block_chain): New function, split out from...
19098 (fixup_reorder_chain): ...here. Remove redundant checking.
19099 (cfg_layout_finalize): Don't clear the header, footer, and aux
19100 fields here, move the code to do so to relink_block_chain. Likewise
19101 for free_original_copy_tables.
19102 * rtl.h (tracer): Update prototype.
19103 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19104 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19105 mode. Use relink_block_chain to serialize the CFG according to the
19106 new basic block order. Move targetm.cannot_modify_jumps_p check from
19108 (gate_handle_reorder_blocks): ...to here.
19109 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19111 (gate_duplicate_computed_gotos): ...to here.
19112 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19113 something always changes when going into and out of cfglayout mode.
19114 Perform an expensive cfg cleanup while going into cfglayout mode.
19115 Always update liveness information on HAVE_conditional_execution
19116 targets. Reserialize the basic blocks and go out of cfglayout mode.
19117 * reg-stack.c: Include cfglayout.h.
19118 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19119 the call to reorder_basic_blocks.
19120 * basic-block.h (reorder_basic_blocks): Update prototype.
19121 (relink_block_chain): New prototype.
19122 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19124 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19126 * config/mips/mips.md (type, hazard, *movdi_32bit,
19127 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19128 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19129 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19130 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19131 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19133 (movcc): Change first xfer to multi.
19134 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19135 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19136 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19137 config/mips/generic.md: Change reservations using "xfer" to use
19139 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19140 using match_operand.
19141 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19142 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19144 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19146 2007-03-22 Richard Henderson <rth@redhat.com>
19148 * config/i386/i386.c: Remove unnecessary function declarations.
19149 Move targetm definition, and all related macros, to the end of
19150 the file. Resort some functions to put definitions before uses.
19151 (ix86_attribute_table): Make static. Move to end of file.
19152 (ix86_gimplify_va_arg): Make static.
19154 2007-03-22 Richard Henderson <rth@redhat.com>
19156 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19157 don't increase local_regparm with force_align_arg_pointer check.
19158 (ix86_function_sseregparm): Assert 32-bit.
19159 (type_has_variadic_args_p): New.
19160 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19161 type_has_variadic_args_p.
19162 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19163 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19164 use memset instead. Do maybe_vaarg check first; skip attribute
19165 tests if true; skip attribute tests for 64-bit.
19166 (construct_container): Remove TARGET_DEBUG_ARG.
19167 (function_arg_advance_32, function_arg_advance_64): Split out ...
19168 (function_arg_advance): ... from here.
19169 (function_arg_32, function_arg_64): Split out ...
19170 (function_arg): ... from here.
19171 (ix86_pass_by_reference): Tidy.
19172 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19173 (function_value_32): New, from parts of ix86_function_value
19174 and ix86_value_regno.
19175 (function_value_64): New, from parts of ix86_function_value
19176 and ix86_libcall_value.
19177 (ix86_function_value_1): New.
19178 (ix86_function_value, ix86_libcall_value): Use it.
19179 (return_in_memory_32, return_in_memory_64): Split out ...
19180 (ix86_return_in_memory): ... from here.
19181 (ix86_struct_value_rtx): Skip for 64-bit.
19182 (ix86_libcall_value, ix86_value_regno): Remove.
19183 (setup_incoming_varargs_64): Split out ...
19184 (ix86_setup_incoming_varargs): ... from here.
19185 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19186 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19187 * config/i386/i386-protos.h (ix86_function_value): Remove.
19188 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19190 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19193 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19194 infinities not supported, otherwise emit warning if -Woverflow. On
19195 underflow, emit warning if -Woverflow.
19196 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19198 * real.h (real_from_string): Update declaration
19200 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19201 Richard Henderson <rth@redhat.com>
19203 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19204 * calls.c (compute_argument_block_size, expand_call,
19205 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19206 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19207 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19208 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19209 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19210 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19211 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19212 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19215 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19217 * c-incpath.c (add_sysroot_to_chain): New.
19218 (merge_include_chains): Add sysroot argument. Call
19219 add_sysroot_to_chain if sysrooted.
19220 (register_include_chains): Update call to merge_include_chains.
19221 * doc/cppopts.texi: Document use of '=' in include directory
19224 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19226 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19227 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19228 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19229 insn pattern using X87MODEF12 mode macro.
19231 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19233 * regmove.c (regmove_optimize): Use reg_mentioned_p
19234 instead of reg_overlap_mentioned_p for DST.
19236 2007-03-21 Mike Stump <mrs@apple.com>
19238 * c.opt: Fixup for Objective-C/C++.
19240 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19242 * explow.c (convert_memory_address): Fold memory reference when
19243 POINTERS_EXTEND_UNSIGNED < 0
19245 2007-03-21 Richard Henderson <rth@redhat.com>
19248 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19249 * config/i386/mmintrin.h (__m64): Likewise.
19250 * config/i386/xmmintrin.h (__m128): Likewise.
19252 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19254 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19255 (VXWORKS_OS_CPP_BUILTINS): Define.
19256 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19257 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19259 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19261 * rtl.h (constant_pool_reference_p): Delete.
19262 (find_constant_src): Declare.
19263 * rtlanal.c (find_constant_src): New function.
19264 * simplify-rtx.c (constant_pool_reference_p): Delete.
19265 * config/i386/i386.md: Use find_constant_src instead of
19266 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19268 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19270 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19271 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19273 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19275 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19276 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19277 (arm_elf_asm_constructor): Use it.
19278 (arm_elf_asm_destructor): New function.
19280 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19282 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19284 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19286 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19288 2007-03-19 Andrew Haley <aph@redhat.com>
19290 PR tree-optimization/31264
19291 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19292 VIEW_CONVERT_EXPRs.
19294 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19296 PR rtl-optimization/30907
19297 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19298 (fwprop_init): Always call loop_optimizer_initialize.
19299 (fwprop_done): Always call loop_optimizer_finalize.
19300 (fwprop): We always have loop info now.
19301 (gate_fwprop_addr): Remove.
19302 (pass_fwprop_addr): Use gate_fwprop as gate.
19304 PR rtl-optimization/30841
19305 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19306 df_chain_alloc): Call df_reorganize_refs unconditionally.
19307 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19308 refs_organized to refs_organized_size.
19309 (df_ref_create_structure): Use refs_organized_size instead of
19310 bitmap_size if refs had been organized, and keep refs_organized_size
19312 * df.h (struct df_ref_info): Change refs_organized to
19313 refs_organized_size.
19314 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19317 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19319 * except.c (output_function_exception_table): Do not reference the
19320 EH personality routine for functions that do not require an
19323 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19326 * c-typeck.c (convert_for_assignment): Call comptypes for
19327 RECORD_TYPE or UNION_TYPE.
19329 PR inline-asm/30505
19330 * reload1.c (reload): Do invalid ASM checking after
19331 cleanup_subreg_operands.
19333 2007-03-19 Jeff Law <law@redhat.com>
19335 * tree-cfg.c (find_taken_edge): Tighten conditions for
19336 optimizing computed gotos.
19338 2007-03-19 Michael Matz <matz@suse.de>
19340 * builtins.c (expand_builtin_sync_operation,
19341 expand_builtin_compare_and_swap,
19342 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19345 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19346 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19349 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19351 * doc/tm.texi: Add brackets around the return type of
19352 TARGET_SECONDARY_RELOAD.
19354 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19355 Richard Guenther <rguenther@suse.de>
19357 PR tree-optimization/31254
19358 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19359 Use handled_component_p () where appropriate. Continue
19360 propagating into the rhs if we propagated into an INDIRECT_REF
19363 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19365 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19366 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19367 (xde, xdee): Mode attributes adjusted to support DFP modes.
19368 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19369 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19370 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19371 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19372 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19373 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19374 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19376 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19377 "movsf"): Insn definitions removed.
19378 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19379 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19380 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19382 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19383 "reload_in<mode>", "reload_out<mode>"): Expander added.
19384 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19387 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19389 * config/s390/s390.md: Only non-functional changes. Renamed
19390 FPR mode macro to BFP all over the file.
19392 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19394 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19395 (op_type attribute): RRF instruction type added.
19396 (fT0): New mode attribute.
19397 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19398 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19399 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19400 instruction no secondary memory is needed when moving DFmode values
19401 between GPRs and FPRs.
19403 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19405 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19406 inverted and documentation adjusted.
19407 ("mhard-dfp", "msoft-dfp"): New options.
19408 * config/s390/s390.c (s390_handle_arch_option): New architecture
19410 (override_options): Sanity checks for the new options added.
19411 * config.gcc: New architecture switch: z9-ec.
19412 * config/s390/s390.h (processor_flags): PF_DFP added.
19413 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19414 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19415 when the bit is NOT set so remove it from the defaults.
19417 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19419 * genemit.c (main): Print include statement for dfp.h.
19420 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19423 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19425 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19427 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19430 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19431 instead of PATTERN.
19433 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19435 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19436 attr_length_call, output_call, output_indirect_call): Cleanup
19437 formatting of targetm calls.
19439 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19441 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19443 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19445 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19446 reservation, bypass and anti-bypass descriptions for these
19447 instructions. Update move patterns.
19448 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19451 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19453 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19454 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19455 (get_initial_def_for_reduction): Likewise.
19457 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19459 Fix PR tree-optimization/29922
19460 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19461 (get_representative): Removed.
19462 (value_dies_in_block_x): Update for rvuse removal.
19463 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19464 (compute_antic_aux): Handle when PHI nodes appear in
19465 non-single-successors.
19466 (dump_bitmap_of_names): Removed.
19467 (compute_antic_safe): Renamed and removed rvuse calculation.
19468 Calculate only antic safe.
19469 (insert_into_preds_of_block): Remove assert.
19470 (execute_pre): Update for renamed functions.
19471 (defer_or_phi_translate_block): New function.
19473 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19475 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19476 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19478 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19479 Follow spelling conventions.
19481 * tree-data-ref.h: Remove the prototype for analyze_array.
19483 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19485 PR tree-optimization/31041
19486 * tree-vect-transform.c (get_initial_def_for_induction): Call
19487 force_gimple_operand.
19489 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19491 * ipa-type-escape.c (look_for_casts) : Revert code to use
19492 handled_component_p due to ada test a-numaux.adb.
19494 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19496 * final.c (final_scan_insn): Alter the condition of a
19497 conditional trap if we have nonstandard CC.
19499 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19501 * configure.ac: Remove excess quoting from asm line 0 test.
19502 * configure: Rebuilt.
19504 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19506 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19507 * c-common.c (convert_and_check): Move warning logic to...
19508 (warnings_for_convert_and_check): ...here. Define.
19509 * c-common.h (warnings_for_convert_and_check): Declare.
19511 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19513 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19514 (output_call): Likewise.
19516 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19518 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19520 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19522 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19524 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19526 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19527 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19529 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
19531 PR tree-optimization/31183
19532 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19533 Use double_int instead of unsigned int for representing access_strides.
19534 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
19536 2007-03-16 Richard Guenther <rguenther@suse.de>
19538 PR tree-optimization/31146
19539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
19540 to allow recursion of forward_propagate_addr_expr.
19541 (forward_propagate_addr_into_variable_array_index): Likewise.
19542 (forward_propagate_addr_expr): Likewise.
19543 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19544 (forward_propagate_addr_expr_1): Recurse on simple copies
19545 instead of propagating into them. Do so for useless conversions
19547 (forward_propagate_addr_expr): Clean up unused statements after
19550 2007-03-16 Richard Guenther <rguenther@suse.de>
19552 * builtins.c (expand_builtin_cexpi): Use the right argument
19553 for the expansion via cexp.
19555 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19557 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
19558 * configure: Rebuilt.
19560 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19563 * dwarf2out.c (force_type_die): Adjust comment.
19564 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
19566 2007-03-15 DJ Delorie <dj@redhat.com>
19568 * config/frv/predicates.md (minmax_operator): Don't check operands
19571 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19573 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
19574 Update constant estimates of number of iterations.
19575 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
19576 argument renamed to "realistic".
19577 (compute_estimated_nb_iterations): Removed.
19578 (record_niter_bound): New function.
19579 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
19580 call record_nonwrapping_iv with upper = false.
19581 (infer_loop_bounds_from_signedness): Pass upper argument to
19582 record_nonwrapping_iv.
19583 (estimate_numbers_of_iterations_loop): Do not call
19584 compute_estimated_nb_iterations. Record estimate based on profile
19585 information. Initialize the constant estimates of number of
19587 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
19589 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
19590 number of iterations is too small.
19591 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
19592 (EST_NOT_AVAILABLE): Removed.
19593 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
19594 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
19597 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19599 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
19600 Handle NE_EXPR guards.
19602 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19605 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
19606 Set also -pedantic-errors by default for the preprocessor unless
19607 -fpermissive is given.
19609 2007-03-15 Richard Guenther <rguenther@suse.de>
19611 PR middle-end/29719
19612 PR middle-end/31161
19613 * builtins.c (expand_builtin_cexpi): As a fallback if we
19614 don't have builtins for sincos or cexp create a function
19615 declaration for cexp and expand to a call to that.
19616 (expand_builtin_int_roundingfn): Always fall
19617 back to floor/ceil and its variants even if they may be
19620 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
19622 PR middle-end/31159
19623 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
19624 jump tables, move the call to delete_dead_jumptables from here...
19625 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
19626 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
19627 don't allow merging of blocks that try_redirect_by_replacing_jump
19628 also does not handle when not optimizing.
19630 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19631 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19633 * config/i386/i386.md (x86_sahf_1): Correctly handle
19636 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19639 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
19640 x86_64_general_operand as operand[2] predicate. Remove "iF"
19641 from operand constraints and use "e" constraint instead.
19642 (*subti3_1, *subti3_1 splitter): Ditto.
19643 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
19644 operand[1] predicate.
19646 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
19648 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
19649 arrays, multiply the access strides by the size of the sub-array.
19650 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
19652 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19654 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
19655 the configured assembler supports the sahf mnemonic.
19656 * configure: Regenerate.
19657 * config.in: Regenerate.
19659 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
19660 emit "sahf" or ".byte\t0x9e" as asm template.
19662 2007-03-14 Michael Meissner <michael.meissner@amd.com>
19665 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
19666 option to replace hard coded TARGET_xxx in md file.
19667 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
19668 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
19669 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
19670 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
19671 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
19672 (X86_TUNE_NOT_VECTORMODE): Ditto.
19673 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
19674 (TUNE_AVOID_VECTOR_DECODE): Ditto.
19675 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
19676 (TUNE_SLOW_IMUL_IMM8): Ditto.
19677 (TUNE_MOVE_M1_VIA_OR): Ditto.
19678 (TUNE_NOT_UNPAIRABLE): Ditto.
19679 (TUNE_NOT_VECTORMODE): Ditto.
19681 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
19684 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
19685 tuning options instead of hard coded TARGET_xxx.
19686 (fix ssemode peephole2's): Ditto.
19687 (imul peephole2's): Ditto.
19689 (movdi_or_rex64): Ditto.
19690 (move peephole2): Ditto.
19691 (not peephole2's): Ditto.
19693 2007-03-14 Dirk Mueller <dmueller@suse.de>
19695 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
19696 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
19697 * c-parser.c (c_parser_if_body): Always add an empty statement in case
19699 * c-parser.c (c_parser_do_statement): Warn about empty body in
19700 do/while statement.
19701 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
19702 * doc/invoke.texi (-Wempty-body): Update documentation.
19704 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19707 * c-common.h (warn_for_div_by_zero): Declare.
19708 * c-common.c (warn_for_div_by_zero): Define.
19709 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
19712 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19714 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
19715 to PREFIX and STANDARD_PREFIX.
19717 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19718 Phil Edwards <phil@codesourcery.com>
19720 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
19721 (__gthread_once_t): Remove busy field for RTPs.
19722 (__GTHREAD_ONCE_INIT): Update accordingly.
19724 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19726 * doc/invoke.texi: Document VxWorks options.
19728 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19730 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
19732 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
19734 PR tree-optimization/30590
19735 * tree-nrv.c (tree_nrv): Check for the partial update of the
19738 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19740 * flags.h (flag_random_seed): Remove declaration, in favor of...
19741 * toplev.h (get_random_seed, set_random_seed): ... these.
19742 * tree.c (get_file_function_name): Use the former.
19743 * opts.c (common_handle_option): Use the latter.
19746 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
19748 PR middle-end/31127
19749 * cse.c (cse_find_path): Do not bail out if a basic block that
19750 we already visited now becomes part of a path that starts at a
19751 different basic block. Just disallow this, to make sure we
19752 visit each basic block at most once.
19754 2007-03-13 Jan Hubicka <jh@suse.cz>
19756 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
19757 attributes, when profile esitmate is present, calls with very low
19758 frequency are cold.
19760 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
19762 PR tree-optimization/30730
19763 PR tree-optimization/26900
19764 * tree-ssa-loop-niter.c: Include gmp.h.
19765 (bounds): New type.
19766 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
19767 split_to_var_and_offset, determine_value_range,
19768 bound_difference_of_offsetted_base, refine_bounds_using_guard,
19769 bound_difference, bounds_add, bounds_negate,
19770 number_of_iterations_ne_max, dump_affine_iv): New functions.
19771 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
19772 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
19773 difference of initial and final value of control iv to validate
19775 (number_of_iterations_cond): Add loop parameter. Determine bounds
19776 on the difference of the extremes of the control iv. Add dumps.
19777 (expand_simple_operations): Handle phi nodes.
19778 (simplify_using_initial_conditions): Do not record used conditions.
19779 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
19780 Do not set additional_info.
19781 (implies_nonnegative_p, implies_ge_p): Removed.
19782 (derive_constant_upper_bound): Do not use parameter `additional'.
19783 (record_estimate): Parameter `additional' removed. Parameter
19784 `i_bound' added. Do not call derive_constant_upper_bound.
19785 (record_nonwrapping_iv): Use derive_constant_upper_bound to
19786 bound the number of iterations estimate.
19787 (estimate_numbers_of_iterations_loop): Pass the estimate from
19788 the number of iterations analysis to record_estimate.
19789 * tree.h (multiple_of_p): Declare.
19790 * tree-scalar-evolution.c (expression_expensive_p): Removed.
19791 (scev_const_prop): Do not check expression_expensive_p.
19792 * fold-const.c (multiple_of_p): Exported.
19793 * double-int.c (double_int_mask): Exported.
19794 * double-int.h (double_int_mask): Declare.
19795 * tree-flow.h (struct tree_niter_desc): Removed additional_info
19796 field. Added max field.
19798 2007-03-13 David Taylor <taylor@candd.org>
19801 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
19804 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19807 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
19808 two unamed patterns.
19810 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
19812 * config/i386/i386.opt (mcx16, msahf): New options.
19813 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
19814 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
19816 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
19817 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
19818 Output -mcx16 and -msahf options when corresponding bit is set.
19820 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
19821 and -msahf options.
19823 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19825 * configure.ac: Test for assembler tolerance to # 0 "".
19826 * configure, config.in: Rebuilt.
19827 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
19829 2007-03-13 Geoffrey Keating <geoffk@apple.com>
19831 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
19833 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
19834 (handle_syscall): Handle direct system calls.
19835 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
19837 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19839 * doc/invoke.texi: Fix cpp.info cross-reference.
19840 * doc/passes.texi: Fix gcc.info cross-reference.
19842 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
19844 PR tree-optimization/30835
19845 * lambda-code.c (can_convert_to_perfect_nest): Check whether
19846 bb_for_stmt is not NULL before accessing it.
19848 2007-03-12 Joseph Myers <joseph@codesourcery.com>
19850 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
19853 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19856 * doc/install.texi: Document --enable-stage1-languages
19858 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
19860 * tree-pass.h (pass_into_cfg_layout_mode,
19861 pass_outof_cfg_layout_mode): Declare.
19862 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
19863 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
19864 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
19865 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
19867 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
19869 * c-decl.c (warn_variable_length_array): New function.
19870 Refactored from grokdeclarator to handle warn_vla
19871 and handle unnamed array case.
19872 (grokdeclarator): Refactored VLA warning case.
19873 * c.opt (Wvla): New flag.
19874 * doc/invoke.texi (Wvla): New warning.
19876 2007-03-12 Richard Henderson <rth@redhat.com>
19878 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
19879 (TARGET_SECTION_TYPE_FLAGS): New.
19881 2007-03-12 Richard Henderson <rth@redhat.com>
19883 * config/darwin.c (machopic_reloc_rw_mask): New.
19884 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
19885 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
19887 2007-03-12 Mark Mitchell <mark@codesourcery.com>
19889 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
19890 * cppdefault.h (cpp_PREFIX): Document.
19891 (cpp_PREFIX_len): Likewise.
19892 (cpp_EXEC_PREFIX): New variable.
19893 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
19894 * c-incpath.c (add_standard_paths): Correct logic for relocating
19895 paths within prefix.
19897 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
19899 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
19900 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
19902 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
19903 fix_truncdfdi_sse using SSEMODEF mode macro.
19904 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
19905 fix_truncdfsi_sse using SSEMODEF mode macro.
19906 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
19907 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
19909 2007-03-12 Richard Sandiford <richard@codesourcery.com>
19911 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
19912 elfos.h to tm_file.
19914 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
19916 * tree.h : Add multiple_of_p declaration.
19917 * fold-const.c (multiple_of_p): Make multiple_of_p public.
19918 * ipa-type-escape.c (results_of_malloc): Redundant.
19919 (visited_stmts): New. Visited stmt for walk_use_def_chains.
19920 (cast_type): Extended with new members.
19921 (check_cast): Returns cast_type.
19922 (cast): New structure for data of walk_use_def_chains.
19923 (is_malloc_result, is_cast_from_non_pointer_1,
19924 is_cast_from_non_pointer,
19925 is_array_access_through_pointer_and_index): New functions.
19926 (look_for_casts): Returns cast types.
19927 (check_call): Returns void.
19928 (okay_pointer_operation): Use support of pointer plus index,
19929 pointer plus constant and allow all multiplications.
19931 2007-03-11 Richard Guenther <rguenther@suse.de>
19933 PR tree-optimization/31115
19934 * tree-vrp.c (extract_range_from_binary_expr): Make sure
19935 the shift count is positive and non-anti-range for RSHIFT_EXPR.
19936 A shift count of zero is not special as with *_DIV_EXPR.
19937 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
19940 2007-03-11 Ian Lance Taylor <iant@google.com>
19942 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
19943 the *_DIV_EXPR codes correctly with overflow infinities.
19945 2007-03-11 Ira Rosen <irar@il.ibm.com>
19947 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
19948 indicate success/failure of the analysis. Add negation to subtrahend
19949 in case of subtraction. Fail if both operands contain constants.
19950 (create_data_ref): Fail if analyze_offset fails.
19952 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
19954 * config/i386/i386.md (frndintxf2): Rename to ...
19955 (rintxf2): ... this. Remove expander having same name.
19956 (rintsf2, rintdf2): Implement using SSEMODEF macro.
19957 (roundsf2, rounddf2): Ditto.
19958 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
19959 (lround<mode>di2, lround<mode>si2): Ditto.
19961 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
19963 * lower-subreg.c: Include except.h.
19964 (decompose_multiword_subregs): Verify that the only control flow
19965 insns we can split are loads to multi-words pseudos.
19966 Handle breaking such blocks after splitting, instead of calling
19967 find_many_sub_basic_blocks.
19969 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
19970 on the new basic block. Add a lengthy comment explaining why we
19971 thought this was necessary.
19972 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
19974 2007-03-10 Mark Mitchell <mark@codesourcery.com>
19977 * tree.c (walk_type_fields): Recurse into the element type of
19978 ARRAY_TYPEs if there is a pointer set.
19980 2007-03-10 Dirk Mueller <dmueller@suse.de>
19982 * c-common.c (warn_logical_operator): Fix condition.
19984 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
19986 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
19988 * config/darwin.c (machopic_select_section): Remove superfluous
19989 argument in call to categorize_decl_for_section. Remove unused
19992 2007-03-10 Joseph Myers <joseph@codesourcery.com>
19994 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
19996 * configure: Regenerate.
19998 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20001 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20002 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20003 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20004 Add LABEL_NUSES to emitted label.
20005 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20006 branch probability value to emitted jump insn.
20007 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20008 Do not check life information and do not re-arrange input operands
20009 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20011 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20013 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20014 the change of decode_asm_operands.
20016 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20018 * mode-switching.c (create_pre_exit): Skip blockage insn.
20020 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20022 * tree-pass.h (TODO_update_smt_usage): Remove.
20024 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20028 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20030 * pa.c (attr_length_call): Revise condition for long
20031 pc-relative branch.
20032 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20033 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20034 sequence on SOM target.
20036 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20038 * gcc.c: Document %{, in big comment at top.
20039 (input_suffix_matches): Remove special handling for .s and
20041 (input_spec_matches): New.
20042 (handle_braces): Handle %{,.
20043 (validate_switches): ',' indicates a value which is not a switch.
20044 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20045 to detect assembler input.
20046 * config/i386/sol2.h (CPP_SPEC): Likewise.
20047 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20048 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20049 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20050 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20051 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20052 -m64 causes deployment target to default to 10.5.
20053 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20055 2007-03-09 Richard Henderson <rth@redhat.com>
20058 * target.h (targetm.asm.out.reloc_rw_mask): New.
20059 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20060 (TARGET_ASM_OUT): Use it.
20061 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20062 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20063 use the new reloc_rw_mask target hook instead.
20064 (default_section_type_flags_1): Merge into...
20065 (default_section_type_flags): ... here.
20066 (decl_readonly_section_1): Merge into...
20067 (decl_readonly_section): ... here.
20068 (default_elf_select_section_1): Merge into...
20069 (default_elf_select_section): ... here.
20070 (default_unique_section_1): Merge into...
20071 (default_unique_section): ... here.
20072 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20073 (default_select_rtx_section): Use it.
20074 (default_elf_select_rtx_section): Likewise.
20075 * output.h: Update to match.
20076 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20077 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20078 (TARGET_ASM_RELOC_RW_MASK): New.
20079 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20080 to categorize_decl_for_section.
20081 (x86_64_elf_unique_section): Likewise.
20082 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20083 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20084 (TARGET_ASM_RELOC_RW_MASK): New.
20085 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20086 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20087 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20088 (TARGET_RWRELOC): Remove.
20089 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20090 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20091 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20092 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20093 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20094 (rs6000_xcoff_select_section): Use decl_readonly_section.
20095 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20096 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20097 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20098 (TARGET_SECTION_TYPE_FLAGS): Remove.
20099 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20101 2007-03-09 Roger Sayle <roger@eyesopen.com>
20103 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20104 complex constant equality/inequality comparisons for here.
20105 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20106 known at compile-time or can be simplified to a scalar comparison.
20107 (fold_relational_const): Move compile-time evaluation of complex
20108 constant equality/inequality comparisons to here.
20110 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20112 PR rtl-optimization/30643
20113 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20115 (fold_rtx): Recurse, like before 2006-11-03.
20117 2007-03-09 DJ Delorie <dj@redhat.com>
20119 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20122 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20124 PR tree-optimization/30375
20125 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20126 LHS of statements is not the same.
20127 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20129 2007-03-09 Chao-ying Fu <fu@mips.com>
20131 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20133 * doc/invoke.texi (-mdspr2): Document new option.
20134 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20135 New unspec for DSP REV 2.
20136 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20137 these instructions are extended in DSP REV 2.
20138 (mips-dspr2.md): Include.
20139 * config/mips/mips.opt (mdspr2): New option.
20140 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20141 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20142 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20143 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20144 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20145 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20146 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20148 (bdesc_map): Add one field of unsupported_target_flags.
20149 (bdesc_arrays): Update entries to have extra fields. Add
20151 (mips_init_builtins): Initialize new function types.
20152 Check unsupported_target_fileds to filter out builtins.
20153 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20155 (ASM_SPEC): Pass mdspr2 to the assembler.
20156 * config/mips/mips-dspr2.md: New file.
20158 2007-03-09 Sa Liu <saliu@de.ibm.com>
20160 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20162 2007-03-09 Ian Lance Taylor <iant@google.com>
20164 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20165 argument) like -Wstrict-overflow=2.
20166 * doc/invoke.texi (Warning Options): Update documentation.
20168 2007-03-09 Dirk Mueller <dmueller@suse.de>
20171 * doc/invoke.texi (-Wlogical-op): Document.
20172 * common.opt (-Wlogical-op): New.
20173 * c-common.h (warn_logical_operator): Declare.
20174 * c-common.c (warn_logical_operator): Define.
20175 * c-typeck.c (parser_build_binary_op): Call
20176 warn_logical_operator.
20178 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20180 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20181 * final.c (final_scan_insn): Test for non-"" file name.
20183 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20185 * doc/loop.texi: Document the Omega linear constraints solver.
20186 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20187 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20188 omega-hash-table-size, omega-max-keys, and
20189 omega-eliminate-redundant-constraints.
20190 * tree-pass.h (pass_check_data_deps): Declared.
20193 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20194 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20195 pass_check_data_deps): New.
20196 * tree-data-ref.c (init_data_ref): Remove declaration.
20197 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20198 (analyze_array): Renamed init_array_ref, move up initializations.
20199 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20200 Removed arguments that are set to NULL.
20201 (analyze_indirect_ref): Correct indentation, correct call to
20203 (object_analysis): Call init_array_ref instead of analyze_array.
20204 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20205 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20206 of DR_ACCESS_FNS_ADDR.
20207 (init_omega_eq_with_af, omega_extract_distance_vectors,
20208 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20209 ddr_consistent_p): New.
20210 (compute_affine_dependence): Check consistency of ddrs when
20211 flag_check_data_deps is passed.
20212 (analyze_all_data_dependences): Uncomment.
20213 (tree_check_data_deps): New.
20214 * tree-data-ref.h: Include omega.h.
20215 (DR_ACCESS_FNS_ADDR): Removed.
20216 (data_dependence_relation): Add inner_loop.
20217 (DDR_INNER_LOOP): New.
20218 * common.opt (fcheck-data-deps): New.
20219 * tree-flow.h (tree_check_data_deps): Declare.
20220 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20221 (OBJS-common): Depend on omega.o.
20223 * passes.c (pass_check_data_deps): Scheduled.
20224 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20225 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20226 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20227 PARAM_VECT_MAX_VERSION_CHECKS,
20228 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20230 2007-03-09 Richard Guenther <rguenther@suse.de>
20232 PR tree-optimization/30904
20233 PR middle-end/31058
20234 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20235 the same way as *_DIV_EXPR.
20237 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20239 * recog.c (decode_asm_operands): No mixed declarations and code.
20241 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20243 * rtl.def (ASM_INPUT): Add location.
20244 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20245 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20246 (decode_asm_operands): Add loc operand.
20247 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20248 * stmt.c (expand_asm): Rename to...
20249 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20250 gen_rtx_ASM_INPUT_loc.
20251 (expand_asm_expr): Adjust.
20252 * recog.c (decode_asm_operands): Add loc operand.
20253 (check_asm_operands, extract_insn): Adjust.
20254 * reload1.c (maybe_fix_stack_asms): Likewise.
20255 * final.c (asm_insn_count): Likewise.
20256 (final_scan_insn): Output # line before and after asm.
20258 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20260 * tree-ssa-structalias.c (variable_info): Remove
20262 (new_var_info): Ditto.
20263 (shared_bitmap_info_t): New structure.
20264 (shared_bitmap_table): New variable.
20265 (shared_bitmap_hash): New function.
20266 (shared_bitmap_eq): Ditto
20267 (shared_bitmap_lookup): Ditto.
20268 (shared_bitmap_add): Ditto.
20269 (merge_smts_into): Change to take bitmap directly.
20270 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20271 (init_alias_vars): Init shared bitmap hashtable.
20272 (delete_points_to_sets): Delete shared bitmap hashtable.
20273 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20274 is_aliased removal as a change that was still necessary was
20277 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20279 * config/i386/i386.h (override_options): Conditionally disable
20280 x86_sahf for 64bit targets only.
20282 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20285 * c-decl.c (merge_decls): Don't call make_var_volatile.
20286 * varasm.c (make_var_volatile): Remove.
20287 * output.h (make_var_volatile): Remove.
20289 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20291 PR tree-optimization/31085
20292 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20294 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20296 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20297 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20298 ATTR_CONST_NOTHROW_LIST.
20300 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20303 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20305 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20307 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20310 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20312 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20313 passed, use shared libgcc.
20315 2007-03-08 Roger Sayle <roger@eyesopen.com>
20317 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20318 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20319 (honor_protect_cleanup_actions, lower_try_finally_switch):
20321 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20322 ifc_temp_var): Likewise.
20323 * tree-inline.c (setup_one_parameter): Likewise.
20324 * tree-mudflap.c (mf_decl_cache_locals,
20325 mf_build_check_statement_for): Likewise.
20326 * tree-nested.c (init_tmp_var, save_tmp_var,
20327 finalize_nesting_tree_1): Likewise.
20328 * tree-outof-ssa.c (insert_copy_on_edge,
20329 insert_backedge_copies): Likewise.
20330 * tree-profile.c (tree_gen_edge_profiler,
20331 tree_gen_ic_profiler): Likewise.
20332 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20333 * tree-sra.c (sra_build_assignment): Likewise.
20334 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20335 * tree-ssa-math-opts.c (insert_reciprocals,
20336 execute_cse_sincos_1): Likewise.
20337 * tree-tailcall.c (adjust_accumulator_values,
20338 adjust_return_value): Likewise.
20339 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20340 * tree-vect-transform.c (vect_create_data_ref_ptr,
20341 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20342 vect_create_epilog_for_reduction, vectorizable_reduction,
20343 vectorizable_call, vectorizable_conversion,
20344 vectorizable_assignment, vectorizable_operation,
20345 vectorizable_type_demotion, vect_gen_widened_results_half,
20346 vect_permute_store_chain, vectorizable_store,
20347 vect_setup_realignment, vect_permute_load_chain,
20348 vectorizable_load, vectorizable_condition,
20349 vect_create_cond_for_align_checks): Likewise.
20350 * tree-vrp.c (build_assert_expr_for): Likewise.
20352 2007-03-08 Ian Lance Taylor <iant@google.com>
20354 * tree-vrp.c: Include "intl.h".
20355 (usable_range_p): New static function.
20356 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20357 overflowed values, juts set *strict_overflow_p.
20358 (compare_values): Only return -2 if one of the operands is not a
20360 (compare_ranges): Call usable_range_p.
20361 (compare_range_with_value): Likewise.
20362 (vrp_evaluate_conditional_warnv): Rename from
20363 vrp_evaluate_conditional. Make static. Change all callers.
20364 (vrp_evaluate_conditional): New function.
20365 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20366 on signed overflow.
20367 (simplify_abs_using_ranges): Likewise.
20368 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20369 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20370 within_stmt parameter.
20371 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20372 vrp_evaluate_conditional.
20373 * tree-ssa-threadedge.c
20374 (record_temporary_equivalences_from_stmts_at_dest): Change
20375 simplify parameter to take a second tree parameter.
20376 (simplify_control_stmt_condition): Likewise.
20377 (thread_across_edge): Likewise.
20378 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20379 (thread_across_edge): Likewise.
20380 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20382 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20384 * config/i386/i386.h (TARGET_SAHF): New define.
20385 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20386 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20387 (x86_sahf): New global variable.
20388 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20389 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20390 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20391 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20393 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20394 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20395 when expanding fcomi/sahf based tests.
20396 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20397 expanding sahf based alternative. Emit sahf based sequence when
20398 optimizing for code size.
20399 * config/i386/i386.md (x86_sahf_1): Do not disable for
20400 TARGET_64BIT, enable for TARGET_SAHF.
20402 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20404 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20405 spurious whitespace from error message.
20407 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20410 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20412 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20414 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20416 * tree-sra.c (instantiate_element): Propagate disabled warnings
20417 from the element itself to the created variable.
20419 2007-03-07 Richard Henderson <rth@redhat.com>
20422 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20423 silently fix up the stack in the case of a missing register.
20425 2007-03-07 Paul Brook <paul@codesourcery.com>
20427 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20429 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20431 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20433 (phase1_vrs): Use them.
20434 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20435 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20436 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20437 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20438 __gnu_Unwind_Restore_WMMXC if required.
20439 (_Unwind_VRS_Pop): Implement iWMMXt support.
20440 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20441 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20442 gnu_Unwind_Save_WMMXC): Define.
20444 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20446 * config/vxworks.h (vxworks_override_options): Declare.
20447 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20448 * config/vxworks.c: Include target.h and toplev.h.
20449 (vxworks_override_options): New function.
20450 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20452 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20454 * config/s390/s390.c (override_options): Don't emit an error when
20455 -mstack-size is used without providing -mstack-guard.
20456 (s390_emit_prologue): Choose stack_guard value automatically if not
20457 provided via command line.
20458 * doc/invoke.texi: Adjust description of -mstack-guard and
20461 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20463 * config/i386/i386.c (output_set_got): Add a GOT initialization
20464 sequence for VxWorks PIC.
20465 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20466 around labels as well as symbols. Use gotoff_operand instead
20467 of local_symbolic_operand.
20468 (legitimize_pic_address): Use gotoff_operand instead of
20469 local_symbolic_operand. Use @GOT accesses for labels as
20471 (ix86_output_addr_diff_elt): Use PC-relative rather than
20472 GP-relative offsets for VxWorks PIC.
20473 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20474 no_new_pseudos. Check whether the returned register is op0.
20475 * config/i386/i386.md (tablejump): Use PC-relative rather than
20476 GP-relative offsets for VxWorks PIC.
20477 * config/i386/predicates.md (gotoff_operand): New predicate.
20479 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20481 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20483 * config/vxworks-dummy.h: New file.
20484 * config/i386/i386.h: Include it.
20486 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20488 * dwarf2out.c (is_inlined_entry_point): New
20489 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20490 DW_AT_ranges if the first subblock is the entry point.
20492 2007-03-06 David Daney <ddaney@avtrex.com>
20494 * doc/install.texi (mips-*-*): Change recommended binutils
20497 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20499 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20500 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20502 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20503 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20505 2007-03-06 Jan Hubicka <jh@suse.cz>
20507 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20508 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20510 (probably_cold_bb_p): Cold functions are cold.
20511 (probably_never_executed_bb_p): Cold functions are cold.
20512 (tree_bb_level_predictions): Predict calls to cold functions as not
20514 (compute_function_frequency): Check hot/cold attributes.
20515 * function.h (function_frequency): Update comments.
20516 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20517 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20518 (c_common_att): Add cold and hot.
20520 * doc/extend.texi (hot,cold attributes): Document.
20522 2007-03-06 Andrew Haley <aph@redhat.com>
20524 * function.c (expand_function_end): Move blockage to just after we
20525 emit the label for the naked return from the function.
20527 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20529 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
20532 2007-03-06 Jan Hubicka <jh@suse.cz>
20534 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
20535 loaded for constant large models. Non-large 64bit PIC can do.
20536 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
20537 * cmodel.h: Add LARGE PIC.
20538 * i386.md (UNSPEC_PLTOFF): New.
20539 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
20541 (*call_1_rex64): Disable for large models.
20542 (*call_1_rex64_large): New.
20543 (*call_value_1_rex64): Disable for large models.
20544 (*call_value_1_rex64_large): New.
20545 (set_rip_rex4): New.
20546 (set_got_offset_rex64): New.
20547 * predicates.md (constant_call_address_operand): For large model
20548 constant calls are not possible.
20549 * i386-protos.h (construct_plt_address): Declare.
20550 * i386.c (override_options): Accept large models.
20551 (ix86_expand_prologue): Expand large PIC GOT pointer load.
20552 (legitimate_constant_p): Add new UNSPECs.
20553 (legitimate_pic_operand_p): Likewise.
20554 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
20555 (legitimize_pic_address): Do easy RIP relative way for TLS only for
20557 (output_pic_addr_const): Add PLTOFF.
20558 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
20559 (ix86_expand_move): Legitimize pic address when in PIC mode.
20560 (construct_plt_address): New function.
20561 (ix86_expand_call): Offload the address to register and use GOT
20562 pointer for large model.
20563 * invoke.texi (mcmodel=large): Update documentation.
20565 2007-03-06 Richard Henderson <rth@redhat.com>
20567 * config/i386/i386.c (x86_use_leave, x86_push_memory,
20568 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
20569 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
20570 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
20571 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
20572 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
20573 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
20574 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
20575 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
20576 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
20577 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20578 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
20579 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20580 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20581 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
20582 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
20583 x86_schedule, x86_use_bt, x86_pad_returns,
20584 x86_use_xchgb): Merge into ...
20585 (ix86_tune_features): ... here. New array.
20586 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20587 x86_bswap): Merge into ...
20588 (ix86_arch_features): ... here. New array.
20589 (x86_3dnow_a): Remove.
20590 (x86_accumulate_outgoing_args): Make static.
20591 (x86_arch_always_fancy_math_387): Make static.
20592 (ix86_tune_mask, ix86_arch_mask): Move ...
20593 (override_options): ... to local variables here. Apply the
20594 appropriate mask to each element of ix86_arch_features and
20595 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
20596 as were done in the old macros.
20597 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
20598 * config/i386/i386.h (x86_use_leave, x86_push_memory,
20599 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
20600 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
20601 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
20602 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
20603 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
20604 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
20605 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
20606 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
20607 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
20608 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20609 x86_accumulate_outgoing_args, x86_prologue_using_move,
20610 x86_epilogue_using_move, x86_decompose_lea,
20611 x86_arch_always_fancy_math_387, x86_shift1,
20612 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20613 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20614 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
20615 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20616 x86_use_incdec, x86_pad_returns, x86_bswap,
20617 x86_partial_flag_reg_stall): Remove.
20618 (enum ix86_tune_indices): New.
20619 (ix86_tune_features): New.
20620 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
20621 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
20622 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
20623 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
20624 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
20625 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
20626 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
20627 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
20628 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
20629 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
20630 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
20631 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
20632 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
20633 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
20634 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
20635 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
20636 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
20637 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
20638 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
20639 TARGET_EXT_80387_CONSTANTS): Use it.
20640 (enum ix86_arch_indices): New.
20641 (ix86_arch_features): New.
20642 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
20643 TARGET_BSWAP): Use it.
20644 (ix86_tune_mask, ix86_arch_mask): Remove.
20646 2007-03-06 Joseph Myers <joseph@codesourcery.com>
20649 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
20650 Define using $${sysroot_headers_suffix}.
20651 * configure: Regenerate.
20652 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
20653 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
20655 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
20656 * gcc.c (print_sysroot_headers_suffix): New.
20657 (option_map): Include --print-sysroot-headers-suffix.
20658 (display_help): Mention -print-sysroot-headers-suffix.
20659 (process_command): Handle -print-sysroot-headers-suffix.
20660 (do_spec_1): Append multilib directory to include-fixed path if
20661 sysroot suffixes in use.
20662 (main): Handle -print-sysroot-headers-suffix.
20663 * Makefile.in (start.encap): Don't depend on xlimits.h
20664 (xlimits.h): Remove.
20665 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
20666 limits.h for each multilib in fixinc_list.
20667 (fixinc_list, s-fixinc_list): New.
20668 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
20669 generate them for each multilib in fixinc_list.
20670 (stmp-fixproto): Use include-fixed. Run fixproto for each
20671 multilib in fixinc_list.
20672 (mostlyclean): Don't remove xlimits.h.
20673 (clean): Remove include-fixed.
20674 (real-install-headers-tar, real-install-headers-cpio,
20675 real-install-headers-cp): Don't copy include, only include-fixed.
20676 (install-mkheaders): Depend on fixinc_list. Don't depend on
20677 xlimits.h. Save limits.h files for each multilib in fixinc_list.
20678 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
20679 SYSTEM_HEADER_DIR setting in mkheaders.conf.
20681 2007-03-06 Jan Hubicka <jh@suse.cz>
20683 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
20686 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20688 * configure.ac: Allow tm_file to contain build-directory files.
20689 * configure: Regenerate.
20690 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
20691 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
20692 * config/m68k/print-sysroot-suffix.sh: New file.
20694 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20696 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
20697 of pic_offset_table_rtx if reload_completed.
20698 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
20699 PIC_OFFSET_TABLE_REGNUM.
20700 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
20702 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
20703 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
20705 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20707 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
20708 functions that call eh_return.
20710 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20712 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
20713 functions that need a constant pool.
20715 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20718 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
20719 (m68k_preferred_reload_class): Likewise.
20720 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
20721 (SECONDARY_RELOAD_CLASS): Define.
20722 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
20723 (LIMIT_RELOAD_CLASS): Delete.
20724 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
20725 registers from storing bytes.
20726 (m68k_secondary_reload_class): New function.
20727 (m68k_preferred_reload_class): Likewise.
20729 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20731 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
20733 (m68k_expand_prologue): Likewise.
20735 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20737 * config/m68k/m68k-protos.h (output_sibcall): Declare.
20738 (mips_expand_epilogue): Add a bool parameter.
20739 (m68k_legitimize_sibcall_address): Declare.
20740 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
20741 (m68k_expand_epilogue): Add a parameter to select between sibling
20742 and normal epilogues. Only generate a return for the latter.
20743 (m68k_ok_for_sibcall_p): New function.
20744 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
20745 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
20746 (sibcall_value, *sibcall_value): Likewise.
20747 (*call, *call_value): Require !SIBLING_CALL_P.
20748 (epilogue): Update call to m68k_expand_epilogue.
20749 (sibcall_epilogue): New pattern.
20750 * config/m68k/predicates.md (const_call_operand): Say that this
20751 predicate applies to sibling calls too.
20752 (sibcall_operand): New predicate.
20754 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20756 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
20757 alternatives as movsi_cf.
20758 (movsf_cf_hard): Add commentary.
20760 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
20761 Richard Sandiford <richard@codesourcery.com>
20763 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
20764 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
20765 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
20766 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
20767 as being live on exit from an interrupt function.
20768 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
20769 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
20770 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
20771 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
20772 (m68k_interrupt_function_p): Globalize.
20773 (m68k_compute_frame_layout): Remove reverse mask code.
20774 (m68k_emit_movem, m68k_set_frame_related): New functions.
20775 (m68k_output_function_prologue): Delete in favor of...
20776 (m68k_expand_prologue): ...this new function.
20777 (m68k_output_function_epilogue): Delete in favor of...
20778 (m68k_expand_epilogue): ...this new function.
20779 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
20781 (print_operand): Handle %?.
20782 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
20783 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
20784 (prologue, epilogue): New patterns.
20785 (return): Turn into a define_expand.
20786 (*return): New pattern, derived from old "return" pattern. Use rte
20787 rather than rts for interrupt functions. Only use rtd if the pop
20789 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
20790 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
20791 (link, *link, unlink, *unlink, load_got): Likewise.
20793 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20797 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
20798 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
20799 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
20800 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
20801 and m68k_matches_u_p.
20802 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
20803 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
20804 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
20805 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
20806 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
20807 (REG_STRICT_P): New macro.
20808 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
20809 PCREL_GENERAL_OPERAND_OK.
20810 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
20811 m68k_legitimate_base_reg_p.
20812 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
20813 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
20814 (PIC_CASE_VECTOR_ADDRESS): Update comment.
20815 * config/m68k/m68k.c (m68k_address): New structure.
20816 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
20817 (m68k_decompose_index, m68k_legitimate_constant_address_p)
20818 (m68k_jump_table_ref_p, m68k_decompose_address)
20819 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
20820 (m68k_matches_u_p): New functions.
20821 (print_operand_address): Rewrite to use m68k_decompose_index.
20823 2007-03-05 David Taylor <dtaylor@emc.com>
20825 * gcc.c: Correct copyright date in --version output.
20827 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20829 * pa.md: In unamed move patterns, disparge copies between general
20830 and floating point registers using '?' modifier. Don't include 'f'
20831 constraint for register preferences in DImode, SImode, HImode and
20832 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
20833 Remove constraints for copies between general and floating registers
20834 in soft-float DFmode pattern.
20835 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
20839 2007-03-05 Mike Stump <mrs@apple.com>
20841 * c-common.c (targetcm): Add.
20842 * c-opts.c (c_common_handle_option): Handle language specific
20844 * opts.c (handle_option): Verify language for target options, if
20846 * opth-gen.awk: Add CL_LANG_ALL.
20847 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
20848 (TARGETCM_INITIALIZER): Add.
20849 * target.h (struct gcc_targetcm): Add.
20851 * targhooks.c (default_handle_c_option): Add.
20852 * targhooks.h (default_handle_c_option): Add.
20853 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
20855 * config/darwin.opt (iframework): Add.
20856 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
20857 * config/darwin-c.c (handle_c_option): Add.
20858 (TARGET_HANDLE_C_OPTION): Add.
20860 * doc/invoke.texi (Darwin Options): Add -iframework.
20862 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20864 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
20867 2007-03-05 Ian Lance Taylor <iant@google.com>
20869 * c.opt (fgnu89-inline): New option.
20870 * c-opts.c (c_common_post_options): Set default value for
20872 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
20873 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
20875 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
20876 (grokdeclarator, start_function): Likewise.
20877 * c-cppbuiltin.c (c_cpp_builtins): Define either
20878 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
20879 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
20880 (C Dialect Options): Document -fgnu89-inline.
20881 * doc/extend.texi (Function Attributes): Explain what the
20882 gnu_inline attribute does.
20883 * doc/cpp.texi (Common Predefined Macros): Document
20884 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20886 2007-03-05 Ian Lance Taylor <iant@google.com>
20888 PR tree-optimization/31034
20889 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
20890 half-range if the other side is an overflow infinity.
20892 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
20894 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
20895 (bfin*-linux-uclibc*): New configuration.
20896 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
20898 * config/bfin/linux.h: New file.
20899 * config/bfin/libgcc-bfin.ver: New file.
20900 * config/bfin/t-bfin-uclinux: New file.
20901 * config/bfin/t-bfin-linux: New file.
20902 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
20903 (TARGET_OS_CPP_BUILTINS): New macro.
20905 2007-03-05 Richard Guenther <rguenther@suse.de>
20907 * fold-const.c (fold_binary): Remove duplicate folding
20908 of comparison of non-null ADDR_EXPR against null.
20910 2007-03-05 Richard Guenther <rguenther@suse.de>
20911 Dorit Nuzman <dorit@il.ibm.com>
20913 PR tree-optimization/26420
20914 * tree-vectorizer.c (vectorize_loops): Bail out early if there
20915 are no loops in the function. Only print the number of
20916 vectorized loops if it is greater than zero or we are supposed
20917 to print information about unvectorized loops.
20919 2007-03-05 Revital Eres <eres@il.ibm.com>
20921 * gcc.dg/var-expand1.c: New test.
20922 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
20923 when an accumulator is expanded.
20925 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20928 * c-common.c (convert_and_check): Don't give warnings for
20929 conversion if 'expr' already overflowed.
20931 2007-03-04 Roger Sayle <roger@eyesopen.com>
20933 PR middle-end/30744
20934 * fold-const.c (fold_comparison): Enforce type consistency when
20935 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
20937 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
20939 * tree-ssa-address.c (create_mem_ref): Do not put an expression
20940 containing a cast to the base of TARGET_MEM_REF.
20942 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
20944 * tree.c (tree_contains_struct_check_failed): Remove spurious
20945 whitespace from error message.
20947 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
20950 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
20951 instead of precision.
20953 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
20954 Nathan Sidwell <nathan@codesourcery.com>
20956 * emit-rtl.c (find_auto_inc): New.
20957 (try_split): recreate REG_INC notes,
20958 Use regular for loops rather than whiles.
20960 2007-03-03 Andreas Schwab <schwab@suse.de>
20962 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
20963 * configure: Regenerate.
20965 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20967 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
20968 flag_rounding_math, not flag_unsafe_math_optimizations.
20970 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
20972 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
20973 alpha_fold_vector_minmax): Likewise.
20974 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
20975 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
20977 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20979 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
20980 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
20981 if the lhs has side-effects.
20982 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
20984 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20986 * config/i386/i386.h (TUNEMASK): Remove define.
20987 (ARCHMASK): Remove define.
20988 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
20989 Use ix86_arch_mask variable instead of ARCHMASK.
20990 * config/i386/i386.c (override_options): Ditto.
20991 (standard_80387_constant_p): Ditto.
20993 2007-03-02 Ian Lance Taylor <iant@google.com>
20995 Used signed infinities in VRP.
20996 * tree-vrp.c (uses_overflow_infinity): New static function.
20997 (supports_overflow_infinity): New static function.
20998 (make_overflow_infinity): New static function.
20999 (negative_overflow_infinity): New static function.
21000 (positive_overflow_infinity): New static function.
21001 (is_negative_overflow_infinity): New static function.
21002 (is_positive_overflow_infinity): New static function.
21003 (is_overflow_infinity): New static function.
21004 (overflow_infinity_range_p): New static function.
21005 (compare_values_warnv): New function split out of compare_values.
21006 (compare_value): Call it.
21007 (set_value_range_to_nonnegative): Add overflow_infinity
21008 parameter. Change caller.
21009 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21011 (vrp_expr_computes_nonzero): Likewise.
21012 (compare_ranges, compare_range_with_value): Likewise.
21013 (compare_name_with_value, compare_names): Likewise.
21014 (vrp_evaluate_conditional): Likewise.
21015 (set_value_range): Handle infinity
21016 (vrp_operand_equal_p, operand_less_p): Likewise.
21017 (extract_range_from_assert): Likewise.
21018 (vrp_int_const_binop): Likewise.
21019 (extract_range_from_binary_expr): Likewise.
21020 (extract_range_from_unary_expr): Likewise.
21021 (extract_range_from_comparison): Likewise.
21022 (extract_range_from_expr): Likewise.
21023 (dump_value_range): Likewise.
21024 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21025 (test_for_singularity): Likewise.
21026 (vrp_int_const_binop): Remove inline qualifier.
21027 (adjust_range_with_scev): Add comment.
21028 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21030 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21032 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21033 (get_constraint_for): Likewise.
21034 (do_structure_copy): Likewise.
21035 (find_func_aliases): Fix references to MODIFY_EXPR.
21036 (intra_create_variable_infos): Tidy.
21037 * tree-ssa-operands.c (add_virtual_operand): Add argument
21039 When adding members of alias sets, if IS_CALL_SITE is true and
21040 the symbol is not call-clobbered, skip it.
21041 Adjust all callers.
21043 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21045 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21046 entry by means of emit_insn_at_entry.
21048 2007-03-02 Richard Henderson <rth@redhat.com>
21050 * expr.h (promoted_input_arg): Remove decl.
21051 * function.c (promoted_input_arg): Merge into ...
21052 * combine.c (setup_incoming_promotions): ... only caller.
21053 Rearrange to avoid double loop.
21055 2007-03-02 Ben Elliston <bje@au.ibm.com>
21056 Peter Bergner <bergner@vnet.ibm.com>
21057 Janis Johnson <janis187@us.ibm.com>
21059 * config/rs6000/dfp.md: New file.
21060 * config/rs6000/rs6000.md: Include dfp.md.
21061 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21062 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21063 and TDmode decimal float modes in FP registers.
21064 (num_insns_constant): Likewise.
21065 (rs6000_legitimate_offset_address_p): Likewise.
21066 (rs6000_legitimize_address): Likewise.
21067 (rs6000_legitimize_reload_address): Likewise.
21068 (rs6000_legitimate_address): Likewise.
21069 (rs6000_emit_move): Likewise.
21070 (function_arg_boundary): Likewise.
21071 (function_arg_advance): Likewise.
21072 (rs6000_darwin64_record_arg_recurse): Likewise.
21073 (function_arg): Likewise.
21074 (rs6000_gimplify_va_arg): Likewise.
21075 (rs6000_split_multireg_move): Likewise.
21076 (rs6000_output_function_epilogue): Likewise.
21077 (rs6000_output_function_epilogue): Likewise.
21078 (rs6000_register_move_cost): Likewise.
21079 (rs6000_function_value): Likewise.
21080 (rs6000_libcall_value): Likewise.
21082 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21084 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21086 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21088 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21089 Use $MULTIDIR to choose between the kernel and RTP headers,
21090 and use $WIND_BASE and $WIND_USR to locate them.
21092 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21094 * config/i386/i386.c (override_options): Put initialization of
21095 ix86_tune_mask and ix86_arch_mask to the correct place.
21097 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21098 Michael Meissner <michael.meissner@amd.com>
21101 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21102 (ARCHMASK): Define.
21103 (TARGET_CMOVE): Use ARCHMASK.
21104 (TARGET_CMPXCHG): Ditto.
21105 (TARGET_CMPXCHG8B): Ditto.
21106 (TARGET_XADD): Ditto.
21107 (TARGET_BSWAP): Ditto.
21108 * config/i386/i386.c (ix86_tune_mask): New global variable.
21109 (ix86_arch_mask): Ditto.
21110 (override_options): Initialize ix86_tune_mask and
21111 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21114 2007-03-02 Ben Elliston <bje@au.ibm.com>
21117 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21119 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21121 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21122 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21123 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21124 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21126 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21127 rs6000_init_dwarf_reg_sizes_extra): New.
21128 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21129 SPE register high parts.
21131 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21133 * Makefile.in: Add install-pdf target as
21134 copied from automake v1.10 rules.
21135 * configure.ac: Add install-pdf to target list.
21136 * configure: Regenerate.
21138 2007-03-01 Paul Brook <paul@codesourcery.com>
21140 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21141 modes to LDRD for DImode.
21142 (output_move_double): Fixup out of range ldrd/strd.
21143 (vfp_secondary_reload_class): Rename...
21144 (coproc_secondary_reload_class): ... to this. Add wb argument.
21145 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21146 coproc_secondary_reload_class for CLASS_IWMMXT.
21147 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21148 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21150 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21152 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21153 unroll factor by the estimated number of iterations.
21154 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21155 than prefetch latency.
21157 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21158 decode_caches_intel, detect_caches_intel): New functions.
21159 (host_detect_local_cpu): Use detect_caches_amd and
21160 detect_caches_intel.
21162 2007-03-01 Richard Henderson <rth@redhat.com>
21164 * expr.c (emit_move_complex_push): Export.
21165 (emit_move_complex_parts): Split out from ...
21166 (emit_move_complex): ... here.
21167 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21168 * config/i386/i386.md (movcdi): New.
21170 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21172 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21173 size of mode1 to check for tieable modes in MMX case.
21175 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21177 * Makefile.in (rtlanal.o): Depend on tree.h.
21178 * rtl.h (offset_within_section_p, split_const): Declare.
21179 * rtlanal.c: Include tree.h.
21180 (offset_within_block_p): New function, taken from
21181 mips_offset_within_object_p.
21182 (split_const): New function, taken from mips_split_const.
21183 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21185 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21186 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21187 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21188 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21189 (m68k_illegitimate_symbolic_constant_p): New function.
21190 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21191 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21192 symbolic constant that might be outside the symbol's section,
21193 move the symbol first and then add the offset.
21194 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21196 * config/mips/mips.c (mips_split_const): Delete.
21197 (mips_offset_within_object_p): Delete.
21198 (mips_symbolic_constant_p): Use offset_within_section_p and
21199 split_const instead of mips_offset_within_object_p and
21201 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21202 (mips_legitimize_const_move, print_operand_reloc)
21203 (mips_dangerous_for_la25_p): Use split_const instead of
21206 2007-02-28 Eric Christopher <echristo@apple.com>
21208 * Makefile.in (install-include-dir): Don't rm -rf include.
21210 2007-02-28 Richard Guenther <rguenther@suse.de>
21212 PR middle-end/30364
21213 * fold-const.c (fold_binary): Do not associate expressions
21214 with more than one variable for integer types that do not wrap.
21216 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21218 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21219 Delete, and replace with...
21220 (fold_builtin_call_array): This. Update callers to use it.
21221 * fold-const.c (fold_build_call_list): Delete, and replace with...
21222 (fold_build_call_array): This.
21223 (fold_build_call_list_initializer): Delete, and replace with...
21224 (fold_build_call_array_initializer): This.
21225 * tree.h: Update declarations to reflect above changes.
21227 * c-typeck.c (build_function_call): Store converted arguments
21228 in a stack-allocated array instead of building a list.
21229 (convert_arguments): Store arguments in the array passed in as an
21230 argument, and return the actual number of arguments.
21231 * c-format.c: (check_function_format): Pass arguments in an
21232 array instead of a list.
21233 * c-common.c (check_function_nonnull): Likewise.
21234 (check_function_sentinel): Likewise.
21235 (check_function_arguments): Likewise.
21236 * c-common.h: Update declarations to reflect above changes.
21238 2007-02-28 Jan Hubicka <jh@suse.cz>
21240 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21241 PRED_NEGATIVE_RETURN): Update outcomes.
21243 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21245 * calls.c (emit_library_call_value_1): Handle partial registers
21246 correctly when building up CALL_INSN_FUNCTION_USAGE.
21248 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21250 * pa/predicates.md (move_src_operand): Allow zero for mode.
21251 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21254 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21257 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21258 *movv2df_internal): Enable pattern only for valid operand
21260 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21261 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21263 2007-02-27 Mike Stump <mrs@apple.com>
21265 * config/darwin-crt3.c: Avoid compilation when compiling for a
21268 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21270 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21272 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21273 for fixed headers and limits.h.
21274 (install-include-dir, install-headers-tar, install-headers-cpio,
21275 install-headers-cp, real-install-headers-tar,
21276 real-install-headers-cpio, real-install-headers-cp): Handle
21277 include-fixed as well as include.
21278 (install-mkheaders): Don't install files that go only in include
21280 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21281 from GCC_INCLUDE_DIR.
21282 * gcc.c (process_command): Remove special -BstageN/ handling.
21283 (do_spec_1): Add include-fixed directories.
21285 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21287 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21289 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21291 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21294 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21296 * c-common.c (get_priority): Add check for
21297 SUPPORTS_INIT_PRIORITY.
21299 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21301 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21303 * config/bfin/bfin.c: Include "cfglayout.h".
21304 (MAX_LSETUP_DISTANCE): New macro.
21305 (struct loop_info): New members incoming, incoming_src and
21306 incoming_dest. Delete member predecessor.
21307 (length_for_loop): New function.
21308 (bfin_optimize_loop): Handle more different loop structures.
21309 (bfin_discover_loop): Rework detection of predecessor blocks by
21310 examining incoming edges.
21311 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21313 (bfin_reorder_loops): New function.
21314 (bfin_reorg_loops): Use these three new functions.
21316 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21317 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21318 (CONSTRAINT_LEN): Add entry for 'q'.
21319 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21320 Add 'q' constraints.
21321 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21322 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21324 * config/bfin/bfin.md (add_with_carry): New pattern.
21325 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21326 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21327 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21328 support unsigned multiplies too. Removed incorrect commutativity from
21329 operand 1 constraint where appropriate.
21330 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21332 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21333 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21335 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21336 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21337 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21338 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21339 usmulhisi_hh_huh): New patterns.
21341 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21342 lshifthi3): Fix output template to use half reg for operand 2.
21344 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21347 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21349 2007-02-27 Andreas Schwab <schwab@suse.de>
21351 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21353 2007-02-27 Jan Hubicka <jh@suse.cz>
21355 * predict.c (last_basic_block_p): Remove.
21356 (tree_estimate_probability): Update return heuristic for commonized
21359 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21361 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21363 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21365 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21366 * doc/cpp.texi: Standardize title page.
21367 * doc/cppinternals.texi: Likewise.
21368 * doc/gcc.texi: Standardize title page, remove version number
21369 from copyright page.
21370 * doc/gccint.texi: Likewise.
21371 * doc/install.texi: Standardize title page, add table of
21374 2007-02-26 Jan Hubicka <jh@suse.cz>
21376 * predict.def: Set outcomes according to more recent results.
21377 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21378 Remove dead predictors.
21379 * predict.c (return_prediction): Fix pasto.
21381 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21383 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21384 change; avoid a memory leak when returning early.
21386 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21388 * c-decl.c (static_ctors): Move to c-common.c.
21389 (static_dtors): Likewise.
21390 (finish_function): Use c_record_cdtor_fn.
21391 (build_cdtor): Move to c-common.c.
21392 (c_write_global_declarations): Use c_build_cdtor_fns.
21393 * c-common.h (static_ctors): Declare.
21394 (static_dtors): Likewise.
21395 (c_record_cdtor_fn): Likewise.
21396 (c_build_cdtor_fns): Likewise.
21397 * c-common.c (static_ctors): New variable.
21398 (static_dtors): Likewise.
21399 (c_record_cdtor_fn): New function.
21400 (build_cdtor): Move from c-decl.c
21401 (c_build_cdtor_fns): New function.
21403 * output.h (assemble_addr_to_section): Declare.
21404 (get_cdtor_priority_section): Likewise.
21405 * varasm.c (assemble_addr_to_section): New function.
21406 (get_cdtor_priority_section): Likewise.
21407 (default_named_section_asm_out_destructor): Use them.
21408 (destor_dtor_section_asm_out_destructor): Likewise.
21409 (default_named_section_asm_out_constructor): Likewise.
21410 (default_ctor_section_asm_out_constructor): Likewise.
21411 * config.gcc (*-*-vxworks*): Include vxworks.o.
21412 * config/t-vxworks (vxworks.o): New target.
21413 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21414 (TARGET_ASM_CONSTRUCTOR): Define.
21415 (TARGET_ASM_DESTRUCTOR): Likewise.
21416 (vxworks_asm_out_constructor): Declare.
21417 (vxworks_asm_out_destructor): Likewise.
21419 * c-common.c (get_priority): Check that we have not just an
21420 INTEGER_CST, but an integer constant with integeral type.
21422 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21424 PR tree-optimization/30938
21425 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21426 use &dt[nargs-1] instead of &dt[nargs] in the call to
21427 vect_is_simple_use().
21429 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21431 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21432 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21433 Do not attempt to handle MEM inside auto-inc expressions.
21434 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21435 of a register modified by an auto-inc expression. However, do handle
21436 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21437 (elimination_effects): Prohibit elimination of a register modified
21438 by an auto-inc expression. Disable register elimination rules whose
21439 target register is modified by an auto-inc expression with variable
21442 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21444 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21446 (array_at_struct_end_p): New function.
21447 (idx_infer_loop_bounds): Use it.
21448 (estimate_numbers_of_iterations_loop): Export.
21449 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21450 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21451 (tree_estimate_probability): Call record_loop_exits.
21452 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21453 (estimated_loop_iterations, estimated_loop_iterations_int,
21454 estimated_loop_iterations_tree): New functions.
21455 (analyze_siv_subscript_cst_affine,
21456 compute_overlap_steps_for_affine_1_2,
21457 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21458 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21459 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21460 (PRED_LOOP_ITERATIONS_GUESSED): New.
21461 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21462 * cfgloop.h (estimate_numbers_of_iterations_loop,
21463 estimated_loop_iterations_int): Declare.
21465 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21467 * doc/extend.texi: Document optional priority argument to
21468 constructors and destructors.
21469 * tree.c (init_priority_for_decl): Adjust GTY markers.
21470 (init_ttree): Use priority-info hash functions for
21471 init_priority_for_decl.
21472 (tree_map_eq): Rename to ...
21473 (tree_map_base_eq): ... this.
21474 (tree_map_marked_p): Rename to ...
21475 (tree_map_base_marked_p): ... this.
21476 (tree_map_base_hash): New function.
21477 (decl_init_priority_lookup): Rework.
21478 (decl_fini_priority_lookup): New function.
21479 (decl_priority_info): New function.
21480 (decl_init_priority_insert): Use it.
21481 (decl_fini_priority_insert): Likewise.
21482 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21484 (decl_restrict_base_insert): Likewise.
21485 (decl_debug_expr_insert): Likewise.
21486 (decl_value_expr_lookup): Likewise.
21487 (decl_value_expr_insert): Likewise.
21488 * tree.h (priority_type): New type.
21489 (decl_init_priority_lookup): Use priority_type.
21490 (decl_fini_priority_lookup): New function.
21491 (decl_init_priority_insert): Use priority_type.
21492 (decl_fini_priority_insert): New function.
21493 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21494 (DECL_INIT_PRIORITY): Likewise.
21495 (SET_DECL_INIT_PRIORITY): Add comment.
21496 (DECL_FINI_PRIORITY): New macro.
21497 (SET_DECL_FINI_PRIORITY): Likewise.
21498 (DEFAULT_INIT_PRIORITY): Document.
21499 (MAX_INIT_PRIORITY): Likewise.
21500 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21501 (tree_map_base): New type.
21502 (tree_map_base_eq): New function.
21503 (tree_map_base_hash): Likewise.
21504 (tree_map_base_marked_p): Likewise.
21505 (tree_map): Inherit from tree_map_base.
21506 (tree_map_eq): Make it a macro.
21507 (tree_map_marked_p): Likewise.
21508 (tree_int_map): Inherit from tree_map_base.
21509 (tree_int_map_eq): Make it a macro.
21510 (tree_int_map_hash): Likewise.
21511 (tree_int_map_marked_p): Likewise.
21512 (tree_priority_map): New type.
21513 (tree_priority_map_eq): New macro.
21514 (tree_priority_map_hash): Likewise.
21515 (tree_priority_map_marked_p): Likewise.
21516 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21518 (emutls_common_1): Likewise.
21519 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21520 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21521 of tree_map hierarchy.
21522 * tree-cfg.c (move_stmt_r): Likewise.
21523 (new_label_mapper): Likewise.
21524 * c-tree.h (c_expand_body): Move to ...
21525 * c-common.h (c_expand_body): ... here.
21526 * c-decl.c (c_expand_body): Move to ...
21527 * c-common.c (c_expand_body): ... here.
21528 (c_common_attribute_table): Allow 1 argument for the constructor
21529 and destructor attributes.
21530 (get_priority): New function.
21531 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
21532 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
21534 2007-02-24 Jan Hubicka <jh@suse.cz>
21536 PR middle-end/30509
21537 * tree-inline.c (copy_bb): Produce exact copy of EH info when
21538 copying for inlining.
21540 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21541 Jan Hubicka <jh@suse.cz>
21544 * i386.c (counter_mode): New function.
21545 (expand_set_or_movmem_via_loop): Use it.
21546 (expand_movmem_epilogue): Likewise; fix pasto.
21547 (ix86_expand_movmem): Do emit guard even for constant counts.
21548 (ix86_expand_setmem): Likewise.
21550 2007-02-25 Nick Clifton <nickc@redhat.com>
21552 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
21553 (JUMP_TABLES_IN_TEXT_SECTION): Define.
21555 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21558 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
21559 count argument with 0x10, not with 0x16.
21560 (expand_setmem_epilogue): Ditto.
21562 2007-02-24 Mike Stump <mrs@apple.com>
21564 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
21567 2007-02-24 Richard Guenther <rguenther@suse.de>
21569 PR middle-end/30951
21570 * fold-const.c (fold_binary): Fold x +- CST op x for
21571 EQ_EXPR and NE_EXPR.
21573 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21575 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
21577 2007-02-24 Jan Hubicka <jh@suse.cz>
21579 * cgraphunit.c (decide_is_function_needed): Honor
21580 -fkeep-inline-functions.
21582 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21584 * builtins.c (fold_builtin_modf): New.
21585 (fold_builtin_2): Use it.
21587 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
21589 * loop-iv.c (implies_p): Detect additional cases where A implies B.
21590 (determine_max_iter): Take additional LOOP arg; all callers changed.
21591 Lose broken logic dealing with PLUS. Try to limit the upper bound by
21592 one using simplifications.
21593 (simplify_using_initial_values): Return if the expression becomes
21594 invalid due to altered regs.
21596 2007-02-23 DJ Delorie <dj@redhat.com>
21598 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
21600 2007-02-23 Mike Stump <mrs@apple.com>
21602 * tlink.c (scan_linker_output): Parse linker messages from
21603 darwin9's linker better.
21605 2007-02-23 Steve Ellcey <sje@cup.hp.com>
21608 * varpool.c (varpool_assemble_pending_decls): Set
21609 varpool_last_needed_node to null.
21611 2007-02-23 DJ Delorie <dj@redhat.com>
21613 * config/i386/i386.c (ix86_data_alignment): Don't specify an
21614 alignment bigger than the object file can handle.
21616 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
21619 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
21620 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
21621 (*movsf_1): Penalize MMX moves.
21623 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
21625 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
21626 2^32-1 or more times unless flag_unsafe_loop_optimizations.
21628 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
21630 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21632 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
21633 (fold_builtin_1): Use them.
21634 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21635 BUILT_IN_SIGNIFICAND.
21637 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
21639 * config/i386/i386.c (bdesc_1arg): Initialize
21640 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
21641 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
21642 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
21643 and IX86_BUILTIN_MOVSLDUP.
21645 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
21647 PR rtl-optimization/30841
21648 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
21650 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21652 * builtins.c (fold_builtin_frexp): New.
21653 (fold_builtin_2): Use it.
21655 2007-02-22 Mark Mitchell <mark@codesourcery.com>
21657 * doc/invoke.texi (Spec Files): Document getenv spec function.
21659 * gcc.c (getenv_spec_function): New function.
21660 (static_spec_functions): Add it.
21661 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
21662 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
21665 2007-02-22 Michael Matz <matz@suse.de
21668 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
21669 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
21671 2007-02-22 Ian Lance Taylor <iant@google.com>
21674 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
21675 (mem_loc_descriptor): Call it.
21677 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
21678 Ira Rosen <irar@il.ibm.com>
21680 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
21682 2007-02-22 Ira Rosen <irar@il.ibm.com>
21684 PR tree-optimization/30843
21685 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
21686 stores only after all the group is vectorized.
21688 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
21690 PR tree-optimization/30858
21691 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
21692 in the reduction cycle have a single use in the loop.
21693 * tree-vectorizer.h (relevant): Add documentation.
21695 2007-02-20 Mike Stump <mrs@apple.com>
21697 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
21698 * configure: Regenerate.
21700 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21702 Change the defaults of some parameters and options.
21703 * config/spu/spu-protos.h (spu_optimization_options): Declare.
21704 * config/spu/spu.c (spu_optimization_options): Add.
21705 (spu_override_options): Change params in spu_optimization_options.
21706 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
21708 Register 127 is only 16 byte aligned when used as a frame pointer.
21709 * config/spu/spu-protos.h (spu_init_expanders): Declare.
21710 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
21711 HARD_FRAME_POINTER_REGNUM.
21712 (spu_legitimate_address): Use regno_aligned_for_reload.
21713 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
21714 aligned when frame_pointer_needed is true.
21715 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
21717 * config/spu/spu.h (INIT_EXPANDERS): Define.
21719 Make sure shift and rotate instructions have valid immediate operands.
21720 * config/spu/predicates.md (spu_shift_operand): Remove.
21721 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
21722 * config/spu/constraints.md (W, O): Extend range.
21723 * config/spu/spu.md (umask, nmask): Define.
21724 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
21725 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
21726 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
21727 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
21728 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
21729 (lshr<mode>3_reg): Fix rtl description.
21731 Make sure mulhisi immediate operands are valid.
21732 * config/spu/predicates.md (imm_K_operand): Add.
21733 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
21735 Generate constants using fsmbi and andi.
21736 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
21737 (print_operand, spu_split_immediate, classify_immediate,
21738 fsmbi_const_p): Handle IC_FSMBI2.
21740 Correctly handle a CONST_VECTOR containing symbols.
21741 * config/spu/spu.c (print_operand): Handle HIGH correctly.
21742 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
21743 (immediate_load_p): Allow symbols that use 2 instructions to create.
21744 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
21745 with symbols when flag_pic is set.
21746 (const_vector_immediate_p): New.
21747 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
21748 accept a CONST_VECTOR with symbols.
21749 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
21750 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
21752 * config/spu/spu.md (high, low): Delete.
21753 (low_<mode>): Define.
21755 Remove INTRmode and INTR_REGNUM, which didn't work.
21756 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
21758 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
21759 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
21760 peephole2 pattern): Don't use INTR or 131.
21761 (movintrcc): Delete.
21762 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
21763 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
21764 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
21765 (UNSPEC_SET_INTR): Add.
21766 * config/spu/spu-modes.def (INTR): Remove.
21768 More accurate warnings about run-time relocations.
21769 * config/spu/spu.c (reloc_diagnostic): Test in_section.
21771 Correctly warn about immediate arguments to specific intrinsics.
21772 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
21773 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
21774 the instruction predicate.
21776 Fix tree check errors with latest update.
21777 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
21779 (spu_expand_builtin): Use CALL_EXPR_FN.
21781 Add missing specific intrinsics.
21782 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
21784 * config/spu/spu_internals.h: Ditto.
21786 Fix incorrect operand modifiers.
21787 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
21788 * config/spu/spu.md (xor<mode>3): Change %S to %J.
21790 Optimize one case of zero_extend of a vec_select.
21791 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
21793 Accept any immediate for hbr.
21794 * config/spu/spu.md (hbr): Change s constraints to i.
21796 2007-02-21 Paul Brook <paul@codesourcery.com>
21798 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
21799 condexec_count when skipping USE and CLOBBER.
21801 2007-02-21 Nick Clifton <nickc@redhat.com>
21803 * common.opt (Warray-bounds): Add Warning attribute.
21804 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
21806 (fsized-zeroes): Add Optimization attribute.
21807 (fsplit-wide-types, ftree-scev-cprop): Likewise.
21808 * c.opt (Wc++0x-compat): Add Warning attribute.
21810 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
21812 PR middle-end/30761
21813 * reload1.c (eliminate_regs_in_insn): In the single_set special
21814 case, attempt to re-recognize the insn before falling back to
21815 having reload fix it up.
21817 2007-02-20 Eric Christopher <echristo@gmail.com>
21819 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
21820 Rewrite accordingly.
21821 (frv_read_iacc_argument): Ditto.
21822 (frv_expand_set_builtin): Take a call instead of arglist, update for
21824 (frv_expand_unop_builtin): Ditto.
21825 (frv_expand_binop_builtin): Ditto.
21826 (frv_expand_cut_builtin): Ditto.
21827 (frv_expand_binopimm_builtin): Ditto.
21828 (frv_expand_voidbinop_builtin): Ditto.
21829 (frv_expand_int_void2arg): Ditto.
21830 (frv_expand_prefetches): Ditto.
21831 (frv_expand_voidtriop_builtin): Ditto.
21832 (frv_expand_voidaccop_builtin): Ditto.
21833 (frv_expand_load_builtin): Ditto.
21834 (frv_expand_store_builtin): Ditto.
21835 (frv_expand_mdpackh_builtin): Ditto.
21836 (frv_expand_mclracc_builtin): Ditto.
21837 (frv_expand_mrdacc_builtin): Ditto.
21838 (frv_expand_mwtacc_builtin): Ditto.
21839 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
21842 2007-02-20 Janis Johnson <janis187@us.ibm.com>
21844 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
21845 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
21847 (HAVE_GAS_DFP): Check for assembler support of decimal floating
21848 point instructions.
21849 * configure: Regenerate.
21850 * config.in: Regenerate.
21851 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
21852 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
21853 masks to power6 and power6x and to POWERPC_MASKS.
21854 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21856 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
21857 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
21858 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21859 Access PROTOTYPE as variable, not mask.
21861 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21863 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
21864 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
21865 * combine.c (adjust_for_new_dest): Use it.
21866 * postreload.c (reload_combine): Likewise.
21868 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21870 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
21871 notes on an insn with multiple sets, even if single_set returns
21872 non-NULL for that insn.
21874 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21876 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
21877 scalbn and scalbln.
21879 2007-02-20 Geoffrey Keating <geoffk@apple.com>
21881 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
21882 if user didn't pass it.
21883 * config/i386/darwin.h (CC1_SPEC): Likewise.
21884 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
21885 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
21886 -mmacosx-version-min.
21888 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21889 Uros Bizjak <ubizjak@gmail.com>
21891 * optabs.h (enum optab_index): Add new OTI_scalb.
21892 (scalb_optab): Define corresponding macro.
21893 * optabs.c (init_optabs): Initialize scalb_optab.
21894 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
21896 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
21897 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
21898 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
21899 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
21900 flag_unsafe_math_optimizations is set.
21902 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
21903 to implement scalbf, scalb and scalbl built-ins as inline x87
21906 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21907 DJ Delorie <dj@redhat.com>
21910 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
21911 (diagnostic_report_diagnostic): ... here, and turn them into real
21912 errors. If warnings are inhibited, no need to do anything.
21914 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
21916 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
21917 better code generation.
21919 2007-02-20 Ben Elliston <bje@au.ibm.com>
21921 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
21923 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
21925 * config/alpha/alpha.c, config/alpha/alpha.md,
21926 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
21927 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
21928 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
21929 config/arm/lib1funcs.asm: Follow spelling conventions.
21931 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
21932 config/fr30/fr30.md, config/i386/i386.h,
21933 config/iq2000/iq2000.h, config/iq2000/predicates.md,
21934 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
21935 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
21936 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
21937 config/rs6000/altivec.md, config/rs6000/rs6000.c,
21938 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
21939 config/sparc/sparc.c, config/sparc/sparc.h,
21940 config/sparc/sparc.md, config/spu/constraints.md,
21941 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
21944 2007-02-20 Alan Modra <amodra@bigpond.net.au>
21947 * varasm.c (use_blocks_for_decl_p): Return false for decls with
21950 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21952 * doc/invoke.texi (-ftree-lrs): Remove.
21954 2007-02-19 Diego Novillo <dnovillo@redhat.com>
21956 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
21959 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
21961 * config/ia64/ia64.c (ia64_expand_builtin): Use the
21962 new CALL_EXPR_FN macro for retrieving the function
21963 declaration of the input expression.
21965 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21967 * c.opt (Waddress): New.
21968 * common.opt (Walways-true): Delete.
21969 (Wstring-literal-comparison): Delete.
21970 * doc/invoke.texi (Warning Options): Delete -Walways-true and
21971 -Wstring-literal-comparison. Add -Waddress.
21973 (Walways-true): Delete.
21974 (Wstring-literal-comparison): Delete.
21975 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
21976 consistently instead of -Walways-true in example.
21977 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
21978 * c-typeck.c (parser_build_binary_op): Replace
21979 -Wstring-literal-comparison and -Walways-true with -Waddress.
21980 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
21983 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21985 * tree-cfg.c (dump_function_to_file): Be prepared for functions
21986 without DECL_STRUCT_FUNCTION initialized.
21988 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21990 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
21991 due to calls to functions taking pointers as parameters.
21993 2007-02-19 Richard Henderson <rth@redhat.com>
21996 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
21999 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22001 * config/s390/s390.c (s390_call_saved_register_used,
22002 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22003 accessed to the new scheme.
22005 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22007 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22008 (cris_print_index, cris_print_operand, cris_print_operand_address)
22009 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22010 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22011 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22012 GET_CODE () == xxx.
22013 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22014 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22015 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22016 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22017 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22018 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22019 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22020 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22021 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22022 (uminsi3, call, call_value): Ditto.
22023 (define_split: indir_to_reg_split, unnamed): Ditto.
22025 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22027 PR tree-optimization/30975
22028 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22031 2007-02-18 Eric Christopher <echristo@gmail.com>
22033 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22034 Remove use of arglist.
22035 (mips_expand_builtin): Remove use of arglist, pass in expr.
22036 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22037 (mips_expand_builtin_movtf): Ditto.
22038 (mips_expand_builtin_compare): Ditto.
22040 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22042 * tree-sra.c (sra_build_assignment): Replace assertion
22043 checking with a comment explaining why it can't be done.
22045 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22047 PR middle-end/30833
22048 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22049 during CALL_EXPR representation conversion.
22050 * tree-ssa-propagate.c (set_rhs): Likewise.
22052 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22054 * tree-sra.c (sra_build_assignment): Disable assertion checking
22057 2007-02-18 Roger Sayle <roger@eyesopen.com>
22059 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22060 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22061 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22063 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22064 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22065 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22066 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22067 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22068 force_gimple_operand): Likewise.
22069 * ipa-cp.c (constant_val_insert): Likewise.
22070 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22071 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22072 perfect_nestify): Likewise.
22073 * langhooks.c (lhd_omp_assignment): Likewise.
22074 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22075 lower_copyprivate_clauses, lower_send_clauses,
22076 lower_send_shared_vars, expand_parallel_call,
22077 expand_omp_for_generic, expand_omp_for_static_nochunk,
22078 expand_omp_for_static_chunk, expand_omp_sections,
22079 lower_omp_single_copy, lower_omp_for_lastprivate,
22080 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22081 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22082 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22085 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22087 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22088 config/sh/sh.md: Follow spelling conventions.
22090 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22091 config/frv/predicates.md: Follow spelling conventions.
22093 * config/m68k/linux-unwind.h: Fix a comment typo.
22094 * target.h: Follow spelling conventions.
22096 2007-02-18 Roger Sayle <roger@eyesopen.com>
22098 PR rtl-optimization/28173
22099 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22100 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22101 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22102 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22103 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22105 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22107 * builtins.c (fold_builtin_load_exponent): New.
22108 (fold_builtin_2): Use it.
22110 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22112 PR rtl-optimization/30773
22113 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22114 if we fail to attach a REG_EQUIV note.
22116 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22117 Roger Sayle <roger@eyesopen.com>
22119 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22121 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22123 * calls.c (initialize_argument_information): Pass original EXP
22124 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22125 code to split complex arguments here, as part of initializing the
22127 (expand_call): Remove code that builds a list of arguments and
22128 inserts implicit arguments into it. Instead, just count how many
22129 implicit arguments there will be so we can determine the size of
22130 the ARGS array, and let initialize_argument_information do the work.
22131 (split_complex_values): Delete unused function.
22133 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22135 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22137 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22139 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22140 for arg pointer based indexed addressing.
22142 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22144 * config/ia64/ia64.h, config/ia64/ia64.md,
22145 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22146 spelling conventions.
22148 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22150 * config/m68k/m68k.c (split_di): New.
22151 * config/m68k/m68k-protos.h: Declare split_di.
22152 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22153 Improve predicate handling and split constant shifts.
22155 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22157 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22158 parameter for register bitfield operations, general predicates
22161 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22163 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22164 * config/m68k/linux-unwind.h: New file.
22166 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22168 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22169 config/i386/athlon.md, config/ia64/ia64.md,
22170 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22171 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22172 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22173 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22174 tree-vect-transform.c: Fix comment typos.
22176 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22178 * sched-deps.c (find_insn_list): Remove.
22179 * sched-int.h: Remove the prototype for find_insn_list.
22181 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22183 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22185 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22186 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22187 darwin_rs6000_override_options.
22188 (C_COMMON_OVERRIDE_OPTIONS): Expect
22189 darwin_macosx_version_min to be non-NULL always.
22190 (TARGET_C99_FUNCTIONS): Likewise.
22191 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22192 (DARWIN_MINVERSION_SPEC): New.
22193 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22194 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22196 (DARWIN_MINVERSION_SPEC): New.
22197 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22199 * config/darwin-c.c (darwin_cpp_builtins): Expect
22200 darwin_macosx_version_min to be non-NULL always.
22202 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22204 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22206 * config/i386/i386.h (x86_use_xchgb): New.
22207 (TARGET_USE_XCHGB): New macro.
22208 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22209 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22210 Split after reload into bswaphi for shifts of 8.
22211 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22212 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22213 or when optimizing for size.
22215 2007-02-16 Richard Guenther <rguenther@suse.de>
22216 Christian Bruel <christian.bruel@st.com>
22218 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22219 DECLs but prefer SSA_NAMEs over DECLs.
22221 2007-02-16 Richard Guenther <rguenther@suse.de>
22223 * tree-flow-inline.h (single_imm_use_p): Remove.
22224 (zero_imm_uses_p): Likewise.
22225 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22226 instead of single_imm_use_p.
22227 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22230 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22233 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22234 nested double- and backquotes.
22236 2007-02-15 Roger Sayle <roger@eyesopen.com>
22238 PR middle-end/30391
22239 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22240 should be unreachable.
22241 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22242 For the time being redirect GIMPLE_MODIFY_STMT to the new
22243 (renamed) build_gimple_modify_stmt_stat.
22244 (build2_gimple_stat): Rename to...
22245 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22246 Always build a GIMPLE_MODIFY_STMT node.
22247 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22248 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22251 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22252 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22253 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22254 expand_complex_div_wide): Likewise.
22255 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22256 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22257 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22258 * tree-ssa-loop-manip.c (create_iv): Likewise.
22259 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22260 abs_replacement): Likewise.
22261 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22262 realify_fake_stores): Likewise.
22264 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22265 node rather than a GIMPLE_MODIFY_STMT node.
22266 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22267 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22269 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22270 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22271 GIMPLE_MODIFY_STMT.
22273 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22275 PR middle-end/30433
22276 * fold-const.c (fold_comparison): Add back the
22277 folding of constant complex comparisions.
22279 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22281 PR middle-end/30729
22282 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22283 effects unknown to this function, return early.
22285 2007-02-15 Ian Lance Taylor <iant@google.com>
22287 * lower-subreg.c (move_eh_region_note): New static function.
22288 (resolve_simple_move): Call it.
22289 (decompose_multiword_subregs): Track blocks for which we resolve a
22290 simple move which is also a control flow insn. Pass them to
22291 find_many_sub_basic_blocks.
22292 (pass_lower_subreg): Add TODO_verify_flow.
22293 (pass_lower_subreg2): Likewise.
22295 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22296 Brooks Moses <brooks.moses@codesourcery.com>
22297 Lee Millward <lee.millward@codesourcery.com>
22299 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22300 (VL_EXP_CLASS_P): New.
22301 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22303 (TREE_OPERAND_CHECK_CODE): Likewise.
22304 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22305 (TREE_RTL_OPERAND_CHECK): Likewise.
22306 (tree_operand_check_failed): Make second parameter the whole tree
22307 instead of its code. Fixed callers.
22308 (VL_EXP_CHECK): New.
22309 (TREE_OPERAND_LENGTH): New.
22310 (VL_EXP_OPERAND_LENGTH): New.
22311 (CALL_EXPR_FN): New.
22312 (CALL_EXPR_STATIC_CHAIN): New.
22313 (CALL_EXPR_ARGS): New.
22314 (CALL_EXPR_ARG): New.
22315 (call_expr_nargs): New.
22316 (CALL_EXPR_ARGP): New.
22317 (build_nt_call_list): Declare.
22318 (build_vl_exp_stat): Declare.
22319 (build_vl_exp): New.
22320 (build_call_list): Declare.
22321 (build_call_nary): Declare.
22322 (build_call_valist): Declare.
22323 (build_call_array): Declare.
22324 (call_expr_arg): Declare.
22325 (call_expr_argp): Declare.
22326 (call_expr_arglist): Declare.
22327 (fold_build_call_list): Declare.
22328 (fold_build_call_list_initializer): Declare.
22329 (fold_call_expr): Declare to replace fold_builtin.
22330 (fold_builtin_fputs): Update to agree with modified definition.
22331 (fold_builtin_strcpy): Likewise.
22332 (fold_builtin_strncpy): Likewise.
22333 (fold_builtin_memory_chk): Likewise.
22334 (fold_builtin_stxcpy_chk): Likewise.
22335 (fold_builtin_strncpy_chk): Likewise.
22336 (fold_builtin_next_arg): Likewise.
22337 (fold_build_call_expr): Declare.
22338 (fold_builtin_call_list): Declare.
22339 (fold_builtin_call_valist): Declare.
22340 (build_call_expr): Declare.
22341 (validate_arglist): Update to agree with modified definition.
22342 (tree_operand_length): New.
22343 (call_expr_arg_iterator): New.
22344 (init_call_expr_arg_iterator): New.
22345 (next_call_expr_arg): New.
22346 (first_call_expr_arg): New.
22347 (more_call_expr_args_p): New.
22348 (FOR_EACH_CALL_EXPR_ARG): New.
22350 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22351 and tcc_gimple_stmt.
22352 (tree_code_size): Update documentation. Use sizeof (tree) rather
22353 than sizeof (char *).
22354 (tree_size): Likewise. Add case for tcc_vl_exp.
22355 (tree_node_structure): Add case for tcc_vl_exp.
22356 (contains_placeholder_p): Likewise.
22357 (substitute_in_expr): Likewise.
22358 (substitute_placeholder_in_expr): Likewise.
22359 (stabilize_reference_1): Likewise.
22360 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22361 to diagnose breakage of this interface for constructing CALL_EXPRs.
22362 (build_nt): Add similar assertion here.
22363 (build_nt_call_list): New.
22364 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22365 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22367 (get_callee_fndecl): Use new CALL_EXPR accessors.
22368 (tree_operand_check_failed): Change parameters to pass entire node
22369 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22370 (process_call_operands): New.
22371 (build_vl_exp_stat): New.
22372 (build_call_list): New.
22373 (build_call_nary): New.
22374 (build_call_valist): New.
22375 (build_call_array): New.
22376 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22377 (call_expr_arglist): New.
22379 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22380 tcc_vl_exp instead of a fixed-size tcc_expression.
22382 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22383 accessors for CALL_EXPRs.
22384 (AGGR_INIT_EXPR): Likewise.
22386 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22387 Brooks Moses <brooks.moses@codesourcery.com>
22388 Lee Millward <lee.millward@codesourcery.com>
22390 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22391 (expand_builtin_nonlocal_goto): Change parameter to be entire
22392 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22393 (expand_builtin_prefetch): Likewise.
22394 (expand_builtin_classify_type): Likewise.
22395 (mathfn_built_in): Return NULL_TREE instead of 0.
22396 (expand_errno_check): Use new CALL_EXPR accessors.
22397 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22398 Return NULL_RTX instead of 0.
22399 (expand_builtin_mathfn_2): Likewise.
22400 (expand_builtin_mathfn_3): Likewise.
22401 (expand_builtin_interclass_mathfn): Likewise.
22402 (expand_builtin_sincos): Likewise.
22403 (expand_builtin_cexpi): Likewise.
22404 (expand_builtin_int_roundingfn): Likewise.
22405 (expand_builtin_int_roundingfn_2): Likewise.
22406 (expand_builtin_pow): Likewise.
22407 (expand_builtin_powi): Likewise.
22408 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22409 of arglist, fixing callers appropriately. Use new CALL_EXPR
22410 accessors and constructors. Return NULL_RTX instead of 0.
22411 (expand_builtin_strstr): Likewise.
22412 (expand_builtin_strchr): Likewise.
22413 (expand_builtin_strrchr): Likewise.
22414 (expand_builtin_strpbrk): Likewise.
22415 (expand_builtin_memcpy): Likewise.
22416 (expand_builtin_mempcpy): Likewise.
22417 (expand_builtin_mempcpy_args): New.
22418 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22419 (expand_builtin_memmove_args): New.
22420 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22421 (expand_movstr): Likewise.
22422 (expand_builtin_strcpy): Likewise.
22423 (expand_builtin_strcpy_args): New.
22424 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22425 (expand_builtin_strncpy): Likewise.
22426 (expand_builtin_memset): Likewise.
22427 (expand_builtin_memset_args): New.
22428 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22429 (expand_builtin_memcmp): Likewise.
22430 (expand_builtin_strcmp): Likewise.
22431 (expand_builtin_strncmp): Likewise.
22432 (expand_builtin_strcat): Likewise.
22433 (expand_builtin_strncat): Likewise.
22434 (expand_builtin_strspn): Likewise.
22435 (expand_builtin_strcspn): Likewise.
22436 (expand_builtin_args_info): Likewise.
22437 (expand_builtin_va_start): Likewise.
22438 (gimplify_va_arg_expr): Likewise.
22439 (expand_builtin_va_end): Likewise.
22440 (expand_builtin_va_copy): Likewise.
22441 (expand_builtin_frame_address): Likewise.
22442 (expand_builtin_alloca): Likewise.
22443 (expand_builtin_bswap): Likewise.
22444 (expand_builtin_unop): Likewise.
22445 (expand_builtin_fputs): Likewise.
22446 (expand_builtin_expect): Likewise.
22447 (expand_builtin_fabs): Likewise.
22448 (expand_builtin_copysign): Likewise.
22449 (expand_builtin_printf): Likewise.
22450 (expand_builtin_fprintf): Likewise.
22451 (expand_builtin_sprintf): Likewise.
22452 (expand_builtin_init_trampoline): Likewise.
22453 (expand_builtin_signbit): Likewise.
22454 (expand_builtin_fork_or_exec): Likewise.
22455 (expand_builtin_sync_operation): Likewise.
22456 (expand_builtin_compare_and_swap): Likewise.
22457 (expand_builtin_lock_test_and_set): Likewise.
22458 (expand_builtin_lock_release): Likewise.
22459 (expand_builtin): Likewise.
22460 (builtin_mathfn_code): Likewise.
22462 (fold_builtin_constant_p): Pass call arguments individually instead
22463 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22464 accessors and constructors. Return NULL_TREE instead of 0.
22465 (fold_builtin_expect): Likewise.
22466 (fold_builtin_classify_type): Likewise.
22467 (fold_builtin_strlen): Likewise.
22468 (fold_builtin_nan): Likewise.
22469 (integer_valued_real_p): Likewise.
22470 (fold_trunc_transparent_mathfn): Likewise.
22471 (fold_fixed_mathfn): Likewise.
22472 (fold_builtin_cabs): Likewise.
22473 (fold_builtin_sqrt): Likewise.
22474 (fold_builtin_cbrt): Likewise.
22475 (fold_builtin_cos): Likewise.
22476 (fold_builtin_cosh): Likewise.
22477 (fold_builtin_tan): Likewise.
22478 (fold_builtin_sincos): Likewise.
22479 (fold_builtin_cexp): Likewise.
22480 (fold_builtin_trunc): Likewise.
22481 (fold_builtin_floor): Likewise.
22482 (fold_builtin_ceil): Likewise.
22483 (fold_builtin_round): Likewise.
22484 (fold_builtin_int_roundingfn): Likewise.
22485 (fold_builtin_bitop): Likewise.
22486 (fold_builtin_bswap): Likewise.
22487 (fold_builtin_logarithm): Likewise.
22488 (fold_builtin_hypot): Likewise.
22489 (fold_builtin_pow): Likewise.
22490 (fold_builtin_powi): Likewise.
22491 (fold_builtin_exponent): Likewise.
22492 (fold_builtin_memset): Likewise.
22493 (fold_builtin_bzero): Likewise.
22494 (fold_builtin_memory_op): Likewise.
22495 (fold_builtin_bcopy): Deleted; call site changed to invoke
22496 fold_builtin_memory_op directly.
22497 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22498 (fold_builtin_strncpy): Likewise.
22499 (fold_builtin_memcmp): Likewise.
22500 (fold_builtin_strcmp): Likewise.
22501 (fold_builtin_strncmp): Likewise.
22502 (fold_builtin_signbit): Likewise.
22503 (fold_builtin_copysign): Likewise.
22504 (fold_builtin_isascii): Likewise.
22505 (fold_builtin_toascii): Likewise.
22506 (fold_builtin_isdigit): Likewise.
22507 (fold_builtin_fabs): Likewise.
22508 (fold_builtin_abs): Likewise.
22509 (fold_builtin_fmin_fmax): Likewise.
22510 (fold_builtin_carg): Likewise.
22511 (fold_builtin_classify): Likewise.
22512 (fold_builtin_unordered_cmp): Likewise.
22514 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22515 New functions split out from fold_builtin_1.
22516 (fold_builtin_n): New.
22517 (fold_builtin_varargs): New.
22518 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22520 (fold_call_expr): New.
22521 (build_function_call_expr): Rewrite to use new helper function.
22522 (fold_builtin_call_list): New.
22523 (build_call_expr): New.
22524 (fold_builtin_call_valist): New.
22525 (rewrite_call_expr): New.
22526 (validate_arg): New.
22527 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22528 of an arglist. Change return type to bool. Use new CALL_EXPR
22531 (fold_builtin_strstr): Pass call arguments individually instead
22532 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22533 accessors and constructors. Return NULL_TREE instead of 0.
22534 (fold_builtin_strchr): Likewise.
22535 (fold_builtin_strrchr): Likewise.
22536 (fold_builtin_strpbrk): Likewise.
22537 (fold_builtin_strcat): Likewise.
22538 (fold_builtin_strncat): Likewise.
22539 (fold_builtin_strspn): Likewise.
22540 (fold_builtin_strcspn): Likewise.
22541 (fold_builtin_fputs): Likewise.
22542 (fold_builtin_next_arg): Likewise.
22543 (fold_builtin_sprintf): Likewise.
22545 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
22546 NULL_RTX instead of 0.
22547 (expand_builtin_memory_chk): Likewise.
22548 (maybe_emit_chk_warning): Likewise.
22549 (maybe_emit_sprintf_chk_warning): Likewise.
22551 (fold_builtin_object_size): Pass call arguments individually instead
22552 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22553 accessors and constructors. Return NULL_TREE instead of 0.
22554 (fold_builtin_memory_chk): Likewise.
22555 (fold_builtin_stxcpy_chk): Likewise.
22556 (fold_builtin_strncpy_chk): Likewise.
22557 (fold_builtin_strcat_chk): Likewise.
22558 (fold_builtin_strcat_chk): Likewise.
22559 (fold_builtin_strncat_chk): Likewise.
22560 (fold_builtin_sprintf_chk): Likewise.
22561 (fold_builtin_snprintf_chk): Likewise.
22562 (fold_builtin_printf): Likewise.
22563 (fold_builtin_vprintf): Likewise.
22565 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
22567 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
22568 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22569 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
22570 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
22571 (fold_unary): Likewise.
22572 (fold_binary): Likewise.
22573 (fold_ternary): Remove CALL_EXPR case, since they are no longer
22574 ternary expressions.
22575 (fold): Add logic for tcc_vl_exp.
22576 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
22577 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22578 (fold_build3_stat): Add assertion to flag broken interface for
22579 constructing CALL_EXPRs.
22580 (fold_build_call_list): New.
22581 (fold_build_call_list_initializer): New.
22582 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
22584 (fold_strip_sign_ops): Likewise.
22586 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22587 Brooks Moses <brooks.moses@codesourcery.com>
22588 Lee Millward <lee.millward@codesourcery.com>
22590 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
22591 accessors and dump arguments explicitly.
22593 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
22595 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
22597 (print_call_name): Use new CALL_EXPR accessors.
22599 * print-tree.c (print_node): Add case tcc_vl_exp. Print
22600 CALL_EXPR arguments explicitly instead of as a list. Use
22601 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22603 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
22604 (vrp_visit_stmt): Likewise.
22606 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
22607 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
22609 (force_move_till_expr): Likewise.
22611 * targhooks.c (default_external_stack_protect_fail): Use
22612 build_call_expr instead of build_function_call_expr.
22613 (default_hidden_stack_protect_fail): Likewise.
22615 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
22618 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
22619 and walk arguments explicitly.
22621 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
22622 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22623 (expand_simple_operations): Likewise.
22624 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
22626 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
22627 of TREE_CODE_LENGTH.
22628 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
22630 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
22631 instead of TREE_CODE_LENGTH.
22633 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
22634 (tree_ic_transform): Likewise.
22635 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
22636 parameter instead of arglist. Fix callers.
22637 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
22638 (tree_stringops_transform): Likewise.
22639 (tree_indirect_call_to_profile): Likewise.
22640 (tree_stringops_values_to_profile): Likewise.
22642 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
22643 (eliminate_tail_call): Likewise.
22645 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
22647 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22648 Use TREE_OPERAND_LENGTH and generalize to handle any number of
22650 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
22652 * omp-low.c (build_omp_barrier): Use build_call_expr.
22653 (lower_rec_input_clauses): Likewise.
22654 (lower_reduction_clauses): Likewise.
22655 (expand_parallel_call): Likewise.
22656 (maybe_catch_exception): Likewise.
22657 (expand_omp_for_generic): Likewise.
22658 (expand_omp_for_static_nochunk): Likewise.
22659 (expand_omp_sections): Likewise.
22660 (lower_omp_single_simple): Likewise.
22661 (lower_omp_single_copy): Likewise.
22662 (lower_omp_master): Likewise.
22663 (lower_omp_ordered): Likewise.
22664 (lower_omp_critical): Likewise.
22666 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
22667 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
22669 * tree-gimple.c (is_gimple_call_addr): Fix doc.
22670 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
22671 TREE_CODE_LENGTH. Add tcc_vl_exp case.
22673 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
22674 and generalize to handle any number of operands.
22675 (chrec_contains_undetermined): Likewise.
22676 (tree_contains_chrecs): Likewise.
22677 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
22679 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
22681 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
22682 fold_call_expr instead of fold_builtin.
22683 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
22684 match declarations there.
22685 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
22688 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
22689 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22691 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
22692 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
22694 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
22697 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
22698 (execute_cse_sincos): Use new CALL_EXPR accessors.
22700 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
22702 * gimple-low.c (lower_function_body): Use build_call_expr.
22703 (lower_builtin_setjmp): Likewise.
22705 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
22706 (set_storage_via_libcall): Likewise.
22707 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
22708 instead of TREE_CODE_LENGTH.
22709 (expand_expr_real_1): Use new CALL_EXPR accessors.
22711 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
22712 generalize to handle any number of operands.
22713 (TB_parent_eq): Likewise.
22715 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
22716 (strip_builtin_expect): Likewise.
22718 * function.c (gimplify_parameters): Use build_call_expr.
22720 * tree-vectorizer.c (vect_is_simple_reduction): Use
22721 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22723 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
22724 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
22726 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
22729 * gimplify.c (build_stack_save_restore): Use build_call_expr.
22730 (gimplify_decl_expr): Likewise.
22731 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
22732 Use new CALL_EXPR iterators.
22733 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
22734 (gimplify_modify_expr_to_memset): Likewise.
22735 (gimplify_variable_sized_compare): Likewise.
22736 (gimplify_omp_atomic_fetch_op): Likewise.
22737 (gimplify_omp_atomic_pipeline): Likewise.
22738 (gimplify_omp_atomic_mutex): Likewise.
22739 (gimplify_function_tree): Likewise.
22741 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
22742 (call_expr_flags): Likewise.
22743 (expand_call): Likewise.
22745 * except.c (expand_builtin_eh_return_data_regno): Pass entire
22746 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22749 * coverage.c (create_coverage): Use build_call_expr.
22751 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
22752 (temp_call_expr_obstack): New.
22753 (pool_copy_list): Delete.
22754 (temp_copy_call_expr): New.
22755 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
22756 CALL_EXPR accessors. Get rid of special goo for copying argument
22757 lists and use temp_copy_call_expr instead.
22758 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
22759 CALL_EXPR accessors.
22760 (create_expression_by_pieces): Likewise. Use build_call_array
22761 to construct the result instead of fold_build3.
22762 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
22763 dealing with argument lists.
22764 (init_pre): Remove references to expression_node_pool and
22765 list_node_pool. Init temp_call_expr_obstack instead.
22766 (fini_pre): Remove references to expression_node_pool and
22769 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
22770 and walk arguments explicitly instead of as a list.
22772 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
22773 (mx_register_decls): Likewise.
22774 (mudflap_register_call): Likewise.
22775 (mudflap_finish_file): Likewise.
22777 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
22778 (ipa_callsite_compute_param): Likewise.
22780 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
22781 accessors and constructor.
22783 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
22784 accessors and constructor.
22785 (convert_tramp_reference): Likewise.
22786 (convert_call_expr): Likewise.
22787 (finalize_nesting_tree_1): Likewise.
22789 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
22792 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
22794 * tree-inline.c (initialize_inlined_parameters): Pass entire
22795 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22797 (estimate_num_insns_1): Use new CALL_EXPR accessors.
22798 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
22800 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
22801 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22802 (vectorizable_reduction): Likewise.
22803 (vectorizable_call): Use new CALL_EXPR iterators.
22804 (vectorizable_conversion): Use build_call_expr.
22805 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
22806 (vect_gen_widened_results_half): Use build_call_expr.
22807 (vect_setup_realignment): Likewise.
22808 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
22810 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
22811 (pass_through_call): Likewise.
22812 (compute_object_sizes): Likewise. Use fold_call_expr instead of
22815 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
22816 (tree_gen_pow2_profiler): Likewise.
22817 (tree_gen_one_value_profiler): Likewise.
22818 (tree_gen_ic_func_profiler): Likewise.
22819 (tree_gen_average_profiler): Likewise.
22820 (tree_gen_ior_profiler): Likewise.
22822 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
22823 (find_func_aliases): Use new CALL_EXPR accessors. Add case
22824 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22826 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
22827 of TREE_CODE_LENGTH.
22829 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
22830 of TREE_CODE_LENGTH.
22832 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
22834 (convert_to_integer): Likewise.
22836 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
22839 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22840 Brooks Moses <brooks.moses@codesourcery.com>
22841 Lee Millward <lee.millward@codesourcery.com>
22843 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
22845 * config/frv/frv.c (frv_expand_builtin): Likewise.
22846 * config/s390/s390.c (s390_expand_builtin): Likewise.
22848 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
22849 (sparc_expand_builtin): Use new CALL_EXPR accessors.
22851 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
22852 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
22853 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
22854 (ix86_expand_store_builtin): Likewise.
22855 (ix86_expand_unop_builtin): Likewise.
22856 (ix86_expand_unop1_builtin): Likewise.
22857 (ix86_expand_sse_compare): Likewise.
22858 (ix86_expand_sse_comi): Likewise.
22859 (ix86_expand_vec_init_builtin): Likewise.
22860 (ix86_expand_vec_ext_builtin): Likewise.
22861 (ix86_expand_vec_set_builtin): Likewise.
22862 (ix86_expand_builtin): Use new CALL_EXPR accessors.
22864 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
22865 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22867 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
22868 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22869 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
22871 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
22873 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22874 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
22875 arglist. Use new CALL_EXPR accessors. Fix callers.
22876 (altivec_expand_abs_builtin): Likewise.
22877 (rs6000_expand_binop_builtin): Likewise.
22878 (altivec_expand_predicate_builtin): Likewise.
22879 (altivec_expand_lv_builtin): Likewise.
22880 (spe_expand_stv_builtin): Likewise.
22881 (altivec_expand_stv_builtin): Likewise.
22882 (rs6000_expand_ternop_builtin): Likewise.
22883 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
22884 (altivec_expand_st_builtin): Likewise.
22885 (altivec_expand_dst_builtin): Likewise.
22886 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
22887 arglist. Use new CALL_EXPR accessors. Fix callers.
22888 (altivec_expand_vec_set_builtin): Likewise.
22889 (altivec_expand_vec_ext_builtin): Likewise.
22890 (altivec_expand_builtin): Use new CALL_EXPR accessors.
22891 (spe_expand_builtin): Likewise.
22892 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
22893 arglist. Use new CALL_EXPR accessors. Fix callers.
22894 (spe_expand_evsel_builtin): Likewise.
22895 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
22896 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
22898 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
22899 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22900 (arm_expand_unop_builtin): Likewise.
22901 (arm_expand_builtin): Use new CALL_EXPR accessors.
22903 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
22906 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
22907 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
22909 (bfin_expand_unop_builtin): Likewise.
22910 (bfin_expand_builtin): Use new CALL_EXPR accessors.
22912 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22913 Brooks Moses <brooks.moses@codesourcery.com>
22914 Lee Millward <lee.millward@codesourcery.com>
22916 * c-semantics.c (build_stmt): Add internal diagnostic check.
22918 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
22919 accessors. Print arguments explicitly instead of as a list.
22921 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
22923 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
22924 (c_finish_omp_flish): Likewise.
22926 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
22927 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
22928 instead of TREE_CODE_LENGTH.
22929 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
22930 (c_warn_unused_result): Likewise.
22932 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22935 * doc/invoke.texi (Warning Options): Remove
22936 -Werror-implicit-function-declaration.
22937 (Wimplicit-function-declaration): Update description.
22938 * opts.c (common_handle_option): Move handling of -Werror=* to...
22939 (enable_warning_as_error): ...here.
22940 * opts.h (enable_warning_as_error): Declare.
22941 * c-decl.c (implicit_decl_warning): Unless
22942 -Wno-implicit-function-declaration is given, emit a pedwarn if
22943 -std=c99 or emit a warning if -Wimplicit-function-declaration.
22944 * c.opt (Wimplicit-function-declaration): Replace
22945 mesg_implicit_function_declaration with
22946 warn_implicit_function_declaration.
22947 * c-opts.c (c_common_handle_option):
22948 -Werror-implicit-function-declaration is exactly equal as
22949 -Werror=implicit-function-declaration.
22950 (set_Wimplicit): Replace mesg_implicit_function_declaration with
22951 warn_implicit_function_declaration.
22952 (c_common_post_options): -Wimplict-function-declaration is enabled
22953 by default by -std=c99, otherwise is disabled by default.
22954 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
22956 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22958 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
22959 DECL on the rhs to a DECL on the lhs for debug info purposes if the
22960 former is ignored but not the latter.
22962 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22964 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
22965 is made and the reference doesn't use the alias set of its type,
22966 do not create the temporary using that type.
22968 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
22970 * jump.c: Remove prototypes for delete_computation and
22971 delete_prior_computation.
22973 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22975 * jump.c (get_label_after): Delete.
22976 (get_label_before, delete_computation, delete_jump,
22977 delete_prior_computation, follow_jumps): Move...
22978 * reorg.c (delete_computation, delete_prior_computation): ... here...
22979 (get_label_before, delete_jump): ... making these static ...
22980 (follow_jumps): ... and simplifying this since it only runs after
22982 * rtl.h (get_label_after, get_label_before, delete_jump,
22983 follow_jumps): Delete prototypes.
22985 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22987 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
22989 2007-02-15 Nick Clifton <nickc@redhat.com>
22991 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
22992 order to prevent it from being munged by the target.
22994 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
22996 * config/i386/i386.md: Remove misleading comment.
22998 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23000 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23001 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23004 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23006 * tree-sra.c (instantiate_missing_elements): Canonicalize
23008 (sra_build_assignment): New.
23009 (generate_copy_inout, generate_element_copy,
23010 generate_element_zero, generate_one_element_init): Use it.
23012 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23014 * tree-sra.c (instantiate_missing_elements): Canonicalize
23016 (sra_build_assignment): New.
23017 (generate_copy_inout, generate_element_copy,
23018 generate_element_zero, generate_one_element_init): Use it.
23020 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23022 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23025 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23027 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23028 types as aggregates not scalars.
23029 * function.c (assign_stack_temp_for_type): Likewise.
23031 2007-02-14 Roger Sayle <roger@eyesopen.com>
23032 Zdenek Dvorak <dvorakz@suse.cz>
23034 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23037 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23039 * passes.c (next_pass_1): Clear the next field of the copied
23042 2007-02-14 Richard Henderson <rth@redhat.com>
23044 * tree-sra.c (early_sra): New.
23045 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23046 (tree_sra_early, pass_sra_early): New.
23047 * tree-pass.h (pass_sra_early): Declare.
23048 * passes.c (init_optimization_passes): Use it.
23050 2007-02-14 Richard Guenther <rguenther@suse.de>
23052 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23054 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23056 PR tree-optimization/30771
23057 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23059 (vect_analyze_operations): Induction phis can now be marked as
23061 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23062 Update documentation accordingly.
23064 2007-02-14 Nick Clifton <nickc@redhat.com>
23066 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23067 most 3 arguments are supported.
23068 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23070 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23072 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23073 Ensure dst->current is valid.
23075 2007-02-13 Paul Brook <paul@codesourcery.com>
23077 * config.gcc: Add arm*-*-uclinux-*eabi.
23078 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23079 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23080 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23081 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23082 (LINK_SPEC): Define.
23083 (LIB_SPEC): Define.
23084 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23086 * config/arm/uclinux-eabi.h: New file.
23087 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23088 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23091 2007-02-13 Ian Lance Taylor <iant@google.com>
23093 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23094 * flags.h (warn_strict_overflow): Declare.
23095 (enum warn_strict_overflow_code): Define.
23096 (issue_strict_overflow_warning): New static inline function.
23097 * opts.c (warn_strict_overflow): New variable.
23098 (common_handle_option): Handle OPT_Wstrict_overflow and
23099 OPT_Wstrict_overflow_.
23100 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23102 * fold-const.c: Include intl.h.
23103 (fold_deferring_overflow_warnings): New static variable.
23104 (fold_deferred_overflow_warning): New static variable.
23105 (fold_deferred_overflow_code): New static variable.
23106 (fold_defer_overflow_warnings): New function.
23107 (fold_undefer_overflow_warnings): New function.
23108 (fold_undefer_and_ignore_overflow_warnings): New function.
23109 (fold_deferring_overflow_warnings_p): New function.
23110 (fold_overflow_warning): New static function.
23111 (make_range): Add strict_overflow_p parameter. Change all
23113 (extract_muldiv, extract_muldiv_1): Likewise.
23114 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23115 tree_expr_nonnegative_p.
23116 (fold_negate_expr): Call fold_overflow_warning.
23117 (fold_range_test): Likewise.
23118 (fold_comparison): Likewise.
23119 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23120 instead of tree_expr_nonnegative_p.
23121 (tree_expr_nonnegative_warnv_p): Rename from
23122 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23123 (tree_expr_nonnegative_p): New function.
23124 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23125 strict_overflow_p parameter.
23126 (tree_expr_nonzero_p): New function.
23127 * passes.c (verify_interpass_invariants): New static function.
23128 (execute_one_pass): Call it.
23129 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23131 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23132 (estimate_numbers_of_iterations): Likewise.
23133 (scev_probably_wraps_p): Likewise.
23134 * tree-ssa-ccp.c: Include "toplev.h".
23135 (evaluate_stmt): Defer fold overflow warnings until we know we are
23137 (struct fold_stmt_r_data): Add stmt field.
23138 (fold_stmt_r): Defer fold overflow warnings until we know we
23140 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23141 (fold_stmt_inplace): Likewise.
23142 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23143 (cleanup_control_expr_graph): Defer fold overflow warnings until
23144 we know we are going to optimize.
23145 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23146 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23148 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23149 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23150 * tree-ssa-loop-manip.c (create_iv): Likewise.
23151 * c-typeck.c (build_conditional_expr): Likewise.
23152 (build_binary_op): Likewise.
23153 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23154 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23155 (extract_range_from_unary_expr): Likewise.
23156 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23157 assuming that signed overflow does not occur.
23158 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23159 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23160 (fold_defer_overflow_warnings): Declare.
23161 (fold_undefer_overflow_warnings): Declare.
23162 (fold_undefer_and_ignore_overflow_warnings): Declare.
23163 (fold_deferring_overflow_warnings_p): Declare.
23164 (tree_expr_nonzero_warnv_p): Declare.
23165 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23166 of warning options.
23167 (Warning Options): Document -Wstrict-overflow.
23168 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23169 (tree-ssa-ccp.o): Likewise.
23170 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23171 (fold-const.o): Depend on intl.h.
23173 2007-02-13 Ian Lance Taylor <iant@google.com>
23175 PR middle-end/30751
23176 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23179 2007-02-13 Stuart Hastings <stuart@apple.com>
23181 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23183 2007-02-13 Richard Henderson <rth@redhat.com>
23185 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23186 handled_component_p before looking for the indirect_ref.
23188 2007-02-13 Richard Henderson <rth@redhat.com>
23190 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23191 remove flags clobber.
23192 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23193 (bswaphi_lowpart): New.
23194 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23195 remove TARGET_BSWAP test. Delete expander of the same name.
23197 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23198 (expand_unop): Use them.
23200 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23202 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23203 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23204 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23205 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23206 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23207 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23208 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23209 assembler dialect choice from asm templates.
23211 2007-02-12 Richard Henderson <rth@redhat.com>
23213 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23214 (fixuns_trunc<SSEMODEF>si2): Use it.
23215 * config/i386/sse.md (vec_setv4sf_0): Export.
23216 * config/i386/i386.c (ix86_build_const_vector): Export.
23217 (ix86_split_convert_uns_si_sse): Rename from
23218 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23219 * config/i386/i386-protos.h: Update.
23221 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23224 * c-typeck.c (c_finish_return): Improve warning message.
23226 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23228 * alias.c (find_symbolic_term): Delete unused function.
23230 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23232 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23233 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23234 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23236 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23238 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23239 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23240 the function, temporarily point the debug interface to the null one.
23242 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23244 * dwarf2out.c (round_up_to_align): New static function.
23245 (field_byte_offset): Use it to round the offset.
23247 2007-02-12 Richard Henderson <rth@redhat.com>
23249 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23250 (inswl_const): Export.
23252 2007-02-12 Richard Henderson <rth@redhat.com>
23254 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23255 result mode of the libcall, convert back to outmode.
23257 2007-02-12 Roger Sayle <roger@eyesopen.com>
23259 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23260 (bswapdi2): New define_expand to implement 32-bit implementation.
23262 2007-02-12 Nick Clifton <nickc@redhat.com>
23264 * doc/invoke.texi (Overall Options): Document --help=.
23265 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23266 (cc1_options): Pass --help= on to cc1.
23267 (display_help): Add description of --help=.
23268 (process_command): Add code to handle --help=. Allow translated
23269 --help and --target-help switches to be passed on to compiler
23271 (main): Remove unused if statement.
23272 * opts.c (columns): Remove.
23273 (LEFT_COLUMN): Define.
23274 (wrap_help): Add columns argument.
23275 (print_filtered_help): Change parameters to be an include bitmask,
23276 an exclude bitmask, an any bitmask and the column width. Move the
23277 code to display the params list here. Add code to display the
23278 status of options rather than their descriptions if the quiet flag
23280 (print_specific_help): Change parameters to be an include bitmask,
23281 an exclude bitmask and an any bitmask. Move code to look up the
23282 column width here. Decide upon the title for an options listing.
23283 (common_handle_options): Add code to handle --help=. Adapt code
23284 for --help and --target-help to use the revised form of the
23285 print_specific_help function.
23286 (print_help): Delete.
23287 (print_param_help): Delete.
23288 (print_switch): Delete.
23289 * opts.h (cl_lang_count): Add prototype.
23290 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23291 CL_MAX_OPTION_CLASS): New defines.
23292 * optc-gen.awk: Add construction of cl_lang_count.
23293 * c.opt: Add Warning attribute to warning options and Optimization
23294 attribute to optimization options.
23295 * common.opt: Likewise.
23297 Add -fhelp and -ftarget-help as aliases for the transformed --help
23298 and --target-help options.
23299 * opt-functions.awk: Add code to handle Warning and Optimization
23302 2007-02-12 Richard Henderson <rth@redhat.com>
23304 * config/alpha/constraints.md: New file.
23305 * config/alpha/alpha.c: Include tm-constrs.h.
23306 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23307 alpha_extra_constraint): Remove.
23308 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23309 * config/alpha/alpha-protos.h: Update.
23310 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23311 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23312 (EXTRA_CONSTRAINT): Remove.
23313 * config/alpha/alpha.md: Include constraints.md.
23314 (adddi splitter): Use satisfies_constraint_*.
23315 * config/alpha/predicates.md (add_operand): Likewise.
23316 (sext_add_operand, addition_operation): Likewise.
23318 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23320 PR tree-optimization/29145
23321 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23322 in our handling of restrict qualified pointers.
23324 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23327 * doc/invoke.texi (Wunused-value): Update description.
23328 (Wextra): Delete item.
23329 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23330 value of Wunused-value.
23331 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23332 (c_finish_stmt_expr): Don't check extra_warnings.
23333 (emit_side_effect_warnings): The caller is responsible to check
23336 2007-02-11 Roger Sayle <roger@eyesopen.com>
23337 Matt Thomas <matt@3am-software.com>
23339 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23341 2007-02-11 Roger Sayle <roger@eyesopen.com>
23343 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23344 comparisons of POPCOUNT against zero.
23345 (simplify_const_relational_operation): Likewise.
23347 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23349 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23351 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23353 * dwarf2out.c (root_type): Delete unused function.
23355 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23357 * genattrtab.c (contained_in_p): Delete unused function.
23358 (write_expr_attr_cache): Likewise.
23360 2007-02-11 Jan Hubicka <jh@suse.cz>
23362 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23365 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23367 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23368 to add the REG_EQ* note.
23369 * see.c (see_merge_one_use_extension): Likewise.
23370 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23371 turn REG_EQUAL notes into REG_EQUIV notes if the target
23372 register may have more than one set.
23373 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23374 * gcse.c (try_replace_reg): Likewise.
23375 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23376 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23377 more than one REG_EQUIV note.
23378 * reload1.c (gen_reload): Use set_unique_reg_note.
23380 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23382 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23383 (ix86_builtin_conversion): New function.
23385 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23388 * tree.h (DECL_REPLACEABLE_P): New macro.
23389 * except.c (set_nothrow_function_flags): Likewise.
23391 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23392 Ira Rosen <irar@il.ibm.com>
23393 Dorit Nuzman <dorit@il.ibm.com>
23395 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23396 * targhooks.c (default_builtin_vectorized_conversion): New.
23397 * targhooks.h (default_builtin_vectorized_function): New declaration.
23398 * target.h (struct vectorize): Add builtin_conversion field.
23399 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23400 stmt_vec_info_type value.
23401 (vectorizable_conversion): New declaration.
23402 * tree-vect-analyze.c (vect_analyze_operations): Add
23403 vectorizable_conversion call.
23404 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23405 * tree-vect-transform.c (vectorizable_conversion): New function.
23406 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23407 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23409 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23410 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23411 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23412 or ALTIVEC_BUILTIN_VCFSX.
23414 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23417 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23418 CONST_DOUBLE and operand 0 is a hard register.
23419 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23420 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23421 is a hard floating-point register.
23423 2007-02-10 Richard Henderson <rth@redhat.com>
23424 Jakub Jelinek <jakub@redhat.com>
23425 Alexandre Oliva <aoliva@redhat.com>
23427 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23428 * builtin-types.def (BT_WORD): Make unsigned.
23429 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23430 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23431 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23432 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23433 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23434 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23436 * expr.c (emutls_var_address): New.
23437 (expand_expr_real_1): Expand emulated tls.
23438 (expand_expr_addr_expr_1): Likewise.
23439 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23440 * output.h (emutls_finish): Declare.
23441 * toplev.c (compile_file): Call it.
23442 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23443 address before wrapping in CONST.
23444 * varasm.c (emutls_htab, emutls_object_type): New.
23445 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23446 (get_emutls_object_name, get_emutls_object_type): New.
23447 (get_emutls_init_templ_addr, emutls_decl): New.
23448 (emutls_common_1, emutls_finish): New.
23449 (assemble_variable): When emulating tls, swap decls; generate
23450 constructor for the emutls objects.
23451 (do_assemble_alias): When emulating tls, swap decl and target name.
23452 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23454 * varpool.c (decide_is_variable_needed): Look at force_output.
23455 Recurse for emulated tls.
23456 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23457 with decide_is_variable_needed.
23458 * emutls.c: New file.
23459 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23460 tls_object for real tls.
23462 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23464 PR rtl-optimization/29599
23465 * reload1.c (eliminate_regs_in_insn): Take the destination
23466 mode into account when computing the offset.
23468 2007-02-09 Stuart Hastings <stuart@apple.com>
23469 Richard Henderson <rth@redhat.com>
23471 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23472 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23473 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23474 fixuns_truncdfhi2): New.
23475 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23476 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23477 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23478 (floatunssidf2): Allow nonimmediate source.
23479 * config/i386/sse.md (movdi_to_sse): New.
23480 (vec_concatv2di): Drop '*'.
23481 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23482 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23483 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23485 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23486 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23487 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23488 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23489 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23490 ix86_build_const_vector.
23491 (x86_emit_floatuns): Rewrite.
23493 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23495 * genautomata.c (longest_path_length): Delete unused function.
23496 (struct state): Delete unused longest_path_length.
23497 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23498 (get_free_state): Delete unused.
23500 2007-02-09 Jan Hubicka <jh@suse.cz>
23502 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23503 * doc/invoke.texi (inline-unit-growth): Update default value.
23505 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23506 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23507 (rebuild_cgraph_edges): Likewise.
23508 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23509 (dump_cgraph_node): Dump frequencies.
23510 (cgraph_clone_edge): Add frequency scales.
23511 (cgraph_clone_node): Add freuqnecy.
23512 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23513 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23514 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23515 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23516 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23517 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23518 (save_inline_function_body): Likewise.
23519 * ipa-inline.c: inluce rtl.h
23520 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23521 (cgraph_edge_badness): Use frequencies.
23522 (cgraph_decide_recursive_inlining): Update clonning.
23523 (cgraph_decide_inlining_of_small_function): Dump frequency.
23524 * predict.c (estimate_bb_frequencies): Export.
23525 * predict.h (estimate_bb_frequencies): Declare.
23526 * tree-inline.c (copy_bb): Watch overflows.
23527 (expand_call_inline): Update call of cgraph_create_edge.
23528 (optimize_inline_calls): Use TODO flags to update frequnecies.
23529 * passes.h: Include predict.h
23530 (init_optimization_passes): Move profile ahead.
23531 (execute_function_todo): Handle TODO_rebuild_frequencies.
23533 2007-02-09 Roger Sayle <roger@eyesopen.com>
23535 * config/alpha/alpha.c (emit_insxl): Force the first operand of
23536 the insbl or inswl pattern into a register.
23538 2007-02-09 Roger Sayle <roger@eyesopen.com>
23540 * config/ia64/ia64.md (bswapdi2): New define_insn.
23542 2007-02-09 Richard Henderson <rth@redhat.com>
23544 * config/i386/constraints.md (Ym): New constraint.
23545 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
23546 (movdi_1_rex64): Split sse and xmm general register moves from
23547 memory move alternatives. Use conditional register constraints.
23548 (movsf_1, movdf_integer): Likewise.
23549 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
23550 (movdf_integer_rex64): New.
23551 (pushsf_rex64): Fix output constraints.
23552 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
23553 (sse2_stored): Likewise.
23554 (sse2_storeq_rex64): New.
23555 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
23556 amd and not generic.
23557 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
23558 for optimize_size. Remove SF/DFmode hack.
23560 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23562 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
23565 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
23566 Richard Sandiford <richard@codesourcery.com>
23568 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
23569 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
23570 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
23571 m68k/t-mlib to tmake_file.
23572 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
23573 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
23574 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
23575 Allow it to be cf or m68k. Set m68k_arch_family. If that
23576 variable is not empty, add t-$m68k_arch_family to tmake_file.
23577 Add t-mlibs to tmake_file.
23578 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
23579 * config/m68k/t-cf: New file.
23580 * config/m68k/t-m68k: Likewise.
23581 * config/m68k/t-mlibs: Likewise.
23582 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23583 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23584 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23585 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23586 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
23588 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
23589 (INSTALL_LIBGCC): Delete.
23590 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23591 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23592 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23593 (M68K_MLIB_CPU): Define.
23594 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23595 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23596 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
23598 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
23599 Richard Guenther <rguenther@suse.de>
23601 PR middle-end/23361
23602 * fold-const.c (fold_comparison): Handle obfuscated comparisons
23603 against INT_MIN/INT_MAX.
23604 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
23605 file if a loop is removed.
23607 2007-02-09 Joseph Myers <joseph@codesourcery.com>
23609 * calls.c (store_one_arg): Pass correct alignment to
23610 emit_push_insn for non-BLKmode values.
23611 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
23612 unaligned stack slot via a suitably aligned slot.
23614 2007-02-08 DJ Delorie <dj@redhat.com>
23616 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
23618 (legal_subregs): Use unsigned char, make const.
23619 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
23621 2007-02-08 Paul Brook <paul@codesourcery.com>
23623 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
23624 special interworking needed.
23626 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
23628 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
23629 conditional to __SSE2__.
23630 (Entries below should have been added to first ChangeLog
23631 entry for amdfam10 dated 2007-02-05)
23632 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
23634 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
23636 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
23639 2007-02-08 DJ Delorie <dj@redhat.com>
23641 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
23642 * config/m32c/m32c.c (legal_subregs): New.
23643 (m32c_illegal_subreg_p): New.
23644 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
23645 unsupported subregs of hard regs.
23647 2007-02-08 Jan Hubicka <jh@suse.cz>
23649 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
23650 the same one; always update histograms.
23652 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23654 * passes.c (init_optimization_passes): Tidy comment.
23656 2007-02-08 Roger Sayle <roger@eyesopen.com>
23658 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
23659 strip zero_extend, bswap and rotates from POCOUNT's argument.
23660 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
23661 zero_extend and rotates from PARITY's argument.
23662 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
23663 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
23664 of an integer constant at compile-time.
23666 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23669 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
23671 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
23674 * tree-ssa-live.c (remove_unused_locals): Do not remove
23675 TREE_ADDRESSABLE variables.
23676 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
23677 * tree-ssa-operands.c (add_virtual_operand): Remove argument
23678 FOR_CLOBBER. Update all users.
23679 If VAR has an associated alias set, add a virtual operand for
23680 it if no alias is found to conflict with the memory reference.
23682 2007-02-07 Jan Hubicka <jh@suse.cz>
23683 Robert Kidd <rkidd@crhc.uiuc.edu>
23685 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
23687 2007-02-07 Ian Lance Taylor <iant@google.com>
23689 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
23691 2007-02-07 Roger Sayle <roger@eyesopen.com>
23693 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
23694 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
23695 tablejumpdi, movsi_to_cr_one): Remove constraints from
23696 define_expand's match_operands.
23698 2007-02-07 Roger Sayle <roger@eyesopen.com>
23700 * global.c (compute_regsets): Move declatation of "i" inside of
23701 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
23703 2007-02-07 Jakub Jelinek <jakub@redhat.com>
23706 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
23707 of INDIRECT_REF <RESULT_DECL>.
23709 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
23711 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
23712 Kaz Kojima <kkojima@gcc.gnu.org>
23715 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
23717 (sh_initialize_trampoline): Add parentheses to avoid a warning.
23719 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
23721 * doc/loop.texi: Document possibility not to perform disambiguation
23722 of loops with multiple latches.
23723 * cfgloopmanip.c (alp_enum_p): Removed.
23724 (add_loop): Handle subloops. Use get_loop_body_with_size.
23725 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
23726 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
23727 the new forwarder block.
23728 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
23729 Handle the case latch is NULL.
23730 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
23731 modifications when marking loop exits.
23732 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
23734 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
23735 disambiguate_loops_with_multiple_latches.
23736 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
23737 before fix_loop_structure.
23738 * cfgloop.c: Include pointer-set.h and output.h.
23739 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
23740 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
23741 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
23742 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
23743 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
23744 disambiguate_multiple_latches, get_loop_body_with_size,
23745 disambiguate_loops_with_multiple_latches): New functions.
23746 (flow_loop_dump): Dump multiple latch edges.
23747 (flow_loop_nodes_find): Handle loops with multiple latches.
23748 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
23749 (glb_enum_p): Modified.
23750 (get_loop_body): Use get_loop_body_with_size.
23751 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
23752 (AVOID_CFG_MODIFICATIONS): New constant.
23753 (disambiguate_loops_with_multiple_latches, add_loop,
23754 get_loop_body_with_size): Declare.
23755 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
23757 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
23759 PR inline-asm/28686
23760 * global.c (compute_regsets): New function.
23761 (global_alloc): Refactored ELIMINABLE_REGSET
23762 and NO_GLOBAL_ALLOC_REGS computation out.
23763 (rest_of_handle_global_alloc): Call compute_regsets()
23764 for non-optimizing case.
23766 2007-02-06 Richard Henderson <rth@redhat.com>
23768 * config/i386/constraints.md (Y2): Rename from Y.
23769 (Yi): New constraint.
23770 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
23771 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
23772 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
23773 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
23774 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
23775 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
23776 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
23777 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
23778 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
23779 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
23780 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
23781 vec_extractv2si_1): Change Y constraints to Y2.
23782 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
23783 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
23784 Change Y constraints to Y2.
23785 (sse2_loadld): Change Y constraints to x.
23787 2007-02-06 Roger Sayle <roger@eyesopen.com>
23789 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
23790 (parity<mode>2): New define_expand using rs6000_emit_parity.
23791 * config/rs6000/rs6000.c (rs6000_emit_popcount,
23792 rs6000_emit_parity): New functions.
23793 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
23794 rs6000_emit_parity): Prototype here.
23796 2007-02-06 Ian Lance Taylor <iant@google.com>
23798 * lower-subreg.c (simple_move_operand): Reject CONST.
23799 (resolve_clobber): Call validate_change rather than directly
23800 assigning to XEXP (pat, 0).
23802 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23804 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
23805 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
23806 (tree-cfg.o): Remove hashtab.h dependency.
23808 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
23809 (struct ivopts_data): Change niters to pointer_map_t.
23810 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
23811 (niter_for_exit): Create pointer_map on demand. Change for
23813 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
23814 (free_loop_data): Destroy data->niters if created and reset field.
23815 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
23816 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
23818 * tree-ssa-reassoc.c: Include pointer-set.h.
23819 (bb_rank): Change to long *.
23820 (operand_rank): Change to pointer_map_t.
23821 (find_operand_rank): Return long, -1 if not found. Declare as inline.
23822 (insert_operand_rank): Accept long.
23823 (operand_entry_hash, operand_entry_eq): Remove.
23824 (get_rank): Return long. Adjust for changes above.
23825 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
23827 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
23829 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
23830 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
23831 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
23833 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
23834 directly since it cannot be NULL.
23835 (get_vi_for_tree): Rewrite for pointer_map API.
23836 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
23837 (init_alias_vars): Create vi_for_tree as pointer_map.
23838 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
23840 * tree-cfg.c: Don't include hashtab.h.
23841 (edge_to_cases): Declare as pointer_map.
23842 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
23844 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
23845 (start_recording_case_labels): Create edge_to_cases as pointer_map.
23846 (end_recoding_case_labels): Cleanup edge_to_cases manually before
23848 (record_switch_edge): Delete.
23849 (get_cases_for_edge): Adjust for pointer_map API, inline
23850 record_switch_edge (rewritten for new API), remove goto.
23852 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23854 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
23855 * tree-nested.c: Include pointer-set.h.
23856 (var_map_elt, var_map_eq, var_map_hash): Delete.
23857 (struct nesting_info): Remove GTY marker. Change the two htab_t's
23858 to pointer_map_t's.
23859 (nesting_info_bitmap_obstack): New.
23860 (lookup_field_for_decl): Adjust for pointer_map API.
23861 (lookup_tramp_for_decl): Adjust for pointer_map API.
23862 (get_nonlocal_debug_decl): Adjust for pointer_map API.
23863 (get_local_debug_decl): Adjust for pointer_map API.
23864 (convert_nl_goto_reference): Adjust for pointer_map API.
23865 (convert_nl_goto_receiver): Adjust for pointer_map API.
23866 (create_nesting_tree): Create outside GGC space. Create bitmap on
23867 the new obstack. Create field_map and var_map as pointer_maps.
23868 (free_nesting_tree): Adjust for changes to create_nesting_tree.
23870 (lower_nested_functions): Move root here, no need to NULL it.
23871 Initialize and release the obstack.
23873 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
23875 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
23876 Remove prototypes and make them non-static.
23877 (struct tree_int_map): Remove.
23878 * tree.h (struct tree_int_map): Move here, turning TO into an
23880 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
23882 * tree.h (TREE_COMPLEXITY): Remove.
23883 (struct tree_exp): Remove complexity field.
23884 * tree.c (build1_stat): Don't set it.
23886 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
23887 Victor Kaplansky <victork@il.ibm.com>
23889 * tree-vectorizer.c (vect_is_simple_use): Support induction.
23890 (vect_is_simple_reduction): Support reduction with induction as
23891 one of the operands.
23892 (vect_is_simple_iv_evolution): Fix formatting.
23893 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
23894 formatting. Don't mark induction phis for vectorization.
23895 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
23896 * tree-vect-transform.c (get_initial_def_for_induction): New function.
23897 (vect_get_vec_def_for_operand): Support induction.
23898 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
23900 (vectorizable_reduction): Support reduction with induction as one of
23902 (vectorizable_type_demotion): Use def-type of stmt argument rather
23903 than dummy def-type.
23905 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
23906 flag_tree_scev_cprop.
23907 * common.opt (tree-scev-cprop): New flag.
23909 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
23910 call to vect_get_new_vect_var.
23912 2007-02-06 Ira Rosen <irar@il.ibm.com>
23914 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
23915 vectype is not NULL.
23916 (vect_pattern_recog_1): Likewise.
23918 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23920 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
23921 (fold_negate_expr): Likewise.
23923 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
23926 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
23927 even if cv-qualification is the same.
23929 2007-02-05 Geoffrey Keating <geoffk@apple.com>
23931 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
23932 __enable_execute_stack on completion.
23934 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23936 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
23937 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
23938 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
23939 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
23940 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
23941 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
23942 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
23943 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
23945 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23947 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
23948 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
23949 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
23950 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
23951 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
23952 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
23953 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
23954 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
23955 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
23956 umuldi3_highpart_rex64, umulsi3_highpart_insn,
23957 umulsi3_highpart_zext, smuldi3_highpart_rex64,
23958 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
23959 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
23960 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
23961 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
23962 sqrtextenddfxf2_i387): Added amdfam10_decode.
23964 * config/i386/athlon.md (athlon_idirect_amdfam10,
23965 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
23966 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
23967 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
23968 athlon_ivector_store_amdfam10): New define_insn_reservation.
23969 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
23972 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23974 * config/i386/athlon.md (athlon_call_amdfam10,
23975 athlon_pop_amdfam10, athlon_lea_amdfam10): New
23976 define_insn_reservation.
23977 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
23978 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
23979 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
23981 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23983 * config/i386/athlon.md (athlon_sseld_amdfam10,
23984 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
23985 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
23987 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23989 * config/i386/athlon.md (athlon_sseins_amdfam10): New
23990 define_insn_reservation.
23991 * config/i386/i386.md (sseins): Added sseins to define_attr type
23992 and define_attr unit.
23993 * config/i386/sse.md: Set type attribute to sseins for insertq
23996 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23998 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
23999 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24000 ssecomi_load_amdfam10, ssecomi_amdfam10,
24001 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24002 define_insn_reservation.
24003 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24005 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24007 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24008 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24009 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24010 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24011 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24012 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24013 define_insn_reservation.
24015 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24016 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24017 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24018 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24019 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24021 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24023 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24024 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24025 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24026 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24027 athlon_ssemul_load_k8): Added amdfam10.
24029 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24031 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24032 (x86_sse_unaligned_move_optimal): New variable.
24034 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24036 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24037 for unaligned vector SSE double/single precision loads for AMDFAM10.
24039 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24041 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24042 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24043 Define TARGET_CPU_DEFAULT_amdfam10.
24044 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24045 (processor_type): Add PROCESSOR_AMDFAM10.
24047 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24048 processor_type in config/i386/i386.h.
24049 Enable imul peepholes for TARGET_AMDFAM10.
24051 * config.gcc: Add support for --with-cpu option for amdfam10.
24053 * config/i386/i386.c (amdfam10_cost): New variable.
24054 (m_AMDFAM10): New macro.
24055 (m_ATHLON_K8_AMDFAM10): New macro.
24056 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24057 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24058 x86_promote_QImode, x86_integer_DFmode_moves,
24059 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24060 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24061 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24062 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24063 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24064 Enable/disable for amdfam10.
24065 (override_options): Add amdfam10_cost to processor_target_table.
24066 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24067 processor_alias_table.
24068 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24069 (ix86_adjust_cost): Add code for amdfam10.
24071 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24073 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24074 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24075 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24076 * config/i386/i386.h: Add builtin definition for SSE4A.
24077 * config/i386/i386.md: Add support for ABM instructions
24078 (popcnt and lzcnt).
24079 * config/i386/sse.md: Add support for SSE4A instructions
24080 (movntss, movntsd, extrq, insertq).
24081 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24082 Add -march=amdfam10 flag.
24083 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24084 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24086 * doc/extend.texi: Add documentation for SSE4A builtins.
24088 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24090 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24092 2007-02-05 Richard Guenther <rguenther@suse.de>
24094 * tree-vectorizer.h (vectorizable_function): Add argument type
24095 argument, change return type.
24096 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24097 * tree-vect-transform.c (vectorizable_function): Handle extra
24098 argument, return vectorized function decl.
24099 (build_vectorized_function_call): Remove.
24100 (vectorizable_call): Handle calls with result and argument types
24101 differing. Handle loop vectorization factor correctly.
24102 * targhooks.c (default_builtin_vectorized_function): Adjust for
24104 * targhooks.h (default_builtin_vectorized_function): Likewise.
24105 * target.h (builtin_vectorized_function): Add argument type
24107 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24108 extra argument, allow vectorizing of lrintf.
24109 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24110 documentation of target hook.
24112 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24115 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24116 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24117 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24119 2007-02-05 Roger Sayle <roger@eyesopen.com>
24121 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24122 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24123 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24124 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24125 before canonicalizing sincos to cexpi.
24126 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24128 2007-02-05 Roger Sayle <roger@eyesopen.com>
24130 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24131 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24132 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24134 2007-02-05 Roger Sayle <roger@eyesopen.com>
24136 * mips-tfile.c (initialize_init_file): Correct endianness test.
24138 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24140 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24141 the 'y' constraint.
24143 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24145 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24146 saves in a PARALLEL before the register assignments.
24148 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24150 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24151 DWARF_FRAME_RETURN_COLUMN to be a general register.
24152 * dwarf2out.c (init_return_column_size): New function, split from...
24153 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24154 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24155 to be nongeneral registers.
24156 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24158 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24159 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24161 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24163 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24165 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24167 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24168 (remove_path): Use can_remove_branch_p and remove_branch instead
24169 of loop_delete_branch_edge.
24170 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24171 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24172 Update profile using scale_dominated_blocks_in_loop.
24173 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24174 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24175 (can_remove_branch_p, remove_branch): Declare.
24176 * tree-cfg.c (tree_can_remove_branch_p): New function.
24177 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24178 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24179 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24181 2007-02-05 Jan Hubicka <jh@suse.cz>
24183 PR middle-end/30696
24184 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24185 nodes in cgraph, don't remove offline copy of the function.
24187 2007-02-04 Jan Hubicka <jh@suse.cz>
24189 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24190 vectors might cause maybe_lookup_element_for_expr to be called
24191 on non-sra-candidate.
24193 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24195 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24196 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24197 spelling conventions.
24199 2007-02-04 Richard Guenther <rguenther@suse.de>
24201 PR middle-end/30636
24202 * fold-const.c (try_move_mult_to_index): Make sure to not
24203 overflow one dimension of a multi-dimensional array access.
24205 2007-02-04 Jan Hubicka <jh@suse.cz>
24207 * passes.c (init_optimization_passes): Reindent.
24209 2007-02-04 Jan Hubicka <jh@suse.cz>
24210 Eric Botcazou <ebotcazou@adacore.com>
24212 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24213 (execute_fixup_cfg): Break out the abnormal goto code.
24214 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24215 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24216 (optimize_inline_calls): Call make_nonlocal_label_edges.
24218 2007-02-04 Jan Hubicka <jh@suse.cz>
24220 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24221 true when something was changed.
24222 (rename_ssa_copies): When something was changed, do
24223 TODO_remove_unused_locals.
24224 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24225 add TODO_remove_unused_locals when instruction was removed.
24227 2007-02-04 Jan Hubicka <jh@suse.cz>
24229 * ipa-inline.c (try_inline): Improve debug output; work on already
24231 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24232 call try_inline for already inlined edges too when flattening;
24233 inline also functions that make callee growth but overall unit size
24236 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24238 * config/m32c/bitops.md, config/m32c/jump.md,
24239 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24240 config/m32r/m32r.h, config/m32r/m32r.md,
24241 config/m32r/predicates.md, config/m68hc11/larith.asm,
24242 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24243 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24244 config/mips/mips-protos.h, config/mips/mips.c,
24245 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24246 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24247 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24248 spelling conventions.
24250 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24251 Follow spelling conventions.
24253 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24255 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24256 warn about C++0x compatibility.
24258 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24260 * config/h8300/h8300.c, config/h8300/h8300.h,
24261 config/h8300/h8300.md: Follow spelling conventions.
24263 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24265 PR middle-end/30667
24266 * combine.c (try_combine): Do not substitute source operand
24267 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24269 2007-02-03 Jan Hubicka <jh@suse.cz>
24271 PR gcov-profile/30650
24272 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24273 do not divide by zero for never executed counters.
24274 (tree_find_values_to_profile): Fix counters.
24275 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24277 2007-02-03 Ian Lance Taylor <iant@google.com>
24279 * lower-subreg.c (simple_move_operand): New static function,
24280 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24282 (simple_move): Call simple_move_operand.
24283 (find_decomposable_subregs): Add special handling of MEMs.
24284 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24285 meaning of return value. If we see a hard register, test whether
24286 it can store a word_mode value. Change all callers.
24288 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24290 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24291 ftrapv insns and expanders.
24292 (subdi3): Change define_expand operand 1 to arith11_operand, and
24293 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24294 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24295 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24298 PR middle-end/30174
24299 * varasm.c (notice_global_symbol): Treat global objects as weak when
24300 flag_shlib is true.
24302 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24304 * emit-rtl.c (dconstpi): Delete.
24305 (dconstsqrt2): New.
24306 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24307 * real.h (dconstpi): Delete.
24308 (dconstsqrt2): New.
24309 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24310 (fold_builtin_hypot): Likewise.
24312 2007-02-03 Tom Tromey <tromey@redhat.com>
24315 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24316 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24318 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24320 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24321 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24322 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24323 config/rs6000/cell.md, config/rs6000/darwin.h,
24324 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24325 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24326 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24327 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24328 typos. Follow spelling conventions.
24329 * doc/invoke.texi: Follow spelling conventions.
24331 2007-02-03 Roger Sayle <roger@eyesopen.com>
24333 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24334 canonicalization transformations that attempt to simplify integer
24335 constant comparisons to become comparisons against zero.
24337 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24339 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24341 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24342 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24344 2007-02-02 Mike Stump <mrs@apple.com>
24346 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24347 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24348 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24349 generate a branch island.
24351 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24353 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24354 (xtensa_legitimate_address_p): New.
24355 (xtensa_legitimize_address): New.
24356 (xtensa_output_addr_const_extra): New.
24357 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24359 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24360 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24361 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24362 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24363 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24364 (xtensa_legitimize_address): New.
24365 (xtensa_output_addr_const_extra): New.
24367 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24369 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24371 2007-02-02 Ian Lance Taylor <iant@google.com>
24373 * expmed.c (expand_divmod): Add comment.
24375 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24377 * emit-rtl.c (renumber_insns): Remove.
24378 * flags.h: Remove the extern for flag_renumber_insns.
24379 * rtl.h: Remove the prototype for renumber_insns.
24380 * toplev.c (flag_renumber_insns): Remove.
24382 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24384 Revert for x86 darwin:
24385 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24387 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24388 code before the following patch under TARGET_MACHO.
24389 (ix86_function_value_regno_p): Likewise.
24391 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24393 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24396 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24399 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24400 loads to general or fp registers. Add comments.
24401 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24403 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24405 * pointer-set.c (insert_aux): Only return insertion slot.
24406 (pointer_set_insert): Adjust.
24407 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24408 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24409 pointer_map_traverse): New.
24410 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24411 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24412 pointer_map_contains, pointer_map_traverse): Declare.
24414 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24416 PR middle-end/30473
24417 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24418 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24420 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24422 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24424 (struct _dep): New type.
24425 (dep_t): New typedef.
24426 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24427 (DEP_STATUS): New access macro. The macro with the same name was
24428 renamed to DEP_LINK_STATUS.
24429 (dep_init): Declare function
24431 (struct _dep_link): New type.
24432 (dep_link_t): New typedef.
24433 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24434 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24435 (DEP_LINK_STATUS): New macro.
24436 (debug_dep_links): New debug function.
24438 (struct _deps_list): New type.
24439 (deps_list_t): New typedef.
24440 (DEPS_LIST_FIRST): New access macro.
24441 (FOR_EACH_DEP_LINK): New cycle macro.
24442 (create_deps_list, free_deps_list, delete_deps_list): Declare
24444 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24445 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24446 (copy_deps_list_change_con): Ditto.
24448 (move_dep_link): Declare function.
24450 (struct _dep_node): New type.
24451 (dep_node_t): New typedef.
24452 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24454 (struct haifa_insn_data.back_deps): New field to hold backward
24455 dependencies of the insn.
24456 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24458 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24459 Change its type to deps_list_t.
24460 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24461 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24462 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24464 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24466 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24468 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24470 (dep_cost): Declare.
24472 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24473 (ds_to_dk, dk_to_ds): New functions.
24475 (init_dep_1): New static function.
24476 (init_dep): New function.
24477 (copy_dep): New static function.
24479 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24481 (detach_dep_link): New static function.
24482 (move_dep_link): New function.
24484 (dep_links_consistent_p, dump_dep_links): New static functions.
24485 (debug_dep_links): New debugging function.
24487 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24489 (alloc_deps_list, init_deps_list): New static functions.
24490 (create_deps_list): New function.
24491 (clear_deps_list): New static function.
24492 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24493 (deps_list_consistent_p, dump_deps_list): New static functions.
24494 (debug_deps_list): New function.
24495 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24497 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24499 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24500 use new scheduler dependencies lists.
24501 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24502 (sched_analyze): Ditto. Initialize dependencies lists.
24503 (add_forw_dep, compute_forward_dependences): Update to use new
24504 scheduler dependencies lists.
24506 (init_dependency_caches): Init deps_obstack.
24507 (free_dependency_caches): Free deps_obstack.
24509 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24510 new scheduler dependencies lists.
24511 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24512 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24514 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24515 Update to use new scheduler dependencies lists.
24516 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24517 (debug_dependencies): Ditto.
24518 (schedule_region): Update comments.
24520 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24521 scheduler dependencies lists.
24522 (schedule_ebb): Update comments.
24524 * rtl.def (DEPS_LIST): Remove.
24526 * lists.c (unused_deps_list): Remove.
24527 (free_list): Update assertions.
24529 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24530 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24532 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
24533 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24535 * haifa-sched.c (comments): Update.
24536 (insn_cost1): Remove. Inline the code into insn_cost ().
24537 (insn_cost): Update to use new scheduler dependencies lists. Move
24538 processing of the dependency cost to dep_cost ().
24539 (dep_cost): New function. Use it instead of insn_cost () when
24540 evaluating cost of the dependency. Use compatible interface to
24541 interact with the target.
24542 (priority): Update to use new scheduler dependencies lists.
24543 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
24544 with greater number of insns that depend on the insn.
24545 (schedule_insn): Update to use new scheduler dependencies lists. Add
24546 code to free backward dependencies lists. Inline and optimize code
24547 from resolve_dep () - see PR28071.
24548 (ok_for_early_queue_removal): Update to use new scheduler dependencies
24549 lists. Update call to targetm.sched.is_costly_dependence hook.
24551 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
24552 scheduler dependencies lists.
24554 (resolve_dep): Remove. Move the logic to schedule_insn ().
24555 (init_h_i_d): Initialize dependencies lists.
24557 (process_insn_depend_be_in_spec): Rename to
24558 process_insn_forw_deps_be_in_spec. Update to use new scheduler
24559 dependencies lists.
24560 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
24561 Update to use new scheduler dependencies lists.
24562 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
24564 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
24565 new scheduler dependencies lists.
24566 (build_intra_loop_deps): Ditto.
24568 * target.h (struct _dep): Declare to use in
24569 gcc_target.sched.is_costly_dependence.
24570 (struct gcc_target.sched.adjust_cost): Fix typo.
24571 (struct gcc_target.sched.is_costly_dependence): Change signature to
24572 use single dep_t parameter instead of an equivalent triad.
24573 (struct gcc_target.sched.adjust_cost_2): Remove.
24575 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
24577 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
24579 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
24581 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
24583 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
24584 (REG_DEP_TRUE): Document.
24586 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
24587 Change signature to correspond to the targetm.sched.adjust_cost hook.
24588 Update use in TARGET_SCHED_ADJUST_COST_2.
24589 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
24590 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
24591 new scheduler dependencies lists.
24592 (ia64_gen_check): Ditto.
24594 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
24595 scheduler dependencies lists.
24597 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
24598 signature to correspond to the targetm.sched.is_costly_dependence hook.
24599 (is_costly_group): Update to use new scheduler dependencies lists.
24601 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
24602 instead of INSN_COST () macro.
24604 2007-02-01 Ian Lance Taylor <iant@google.com>
24606 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
24608 2007-02-01 Guy Martin <gmsoft@gentoo.org>
24610 * pa.md (tp_load): Correct mfctl instruction syntax.
24612 2007-02-01 Geoffrey Keating <geoffk@apple.com>
24614 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
24615 altivec_padding_size calculation on AIX. Improve comment, add
24616 assert to verify that it's right.
24618 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
24621 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
24623 PR inline-asm/28686
24624 * global.c (global_alloc): Add mising initialization of
24627 2007-02-01 Roger Sayle <roger@eyesopen.com>
24629 * alias.c (init_alias_analysis): Correct whitespace.
24630 * bb-reorder.c (fix_edges_for_rarely_executed_code,
24631 partition_hot_cold_basic_blocks): Likewise.
24632 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
24633 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
24634 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
24635 fold_builtin_snprintf_chk, fold_builtin_printf,
24636 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
24637 do_mpfr_arg3, do_mpfr_sincos): Likewise.
24638 * cfgcleanup.c (cleanup_cfg): Likewise.
24639 * cfgexpand.c (tree_expand_cfg): Likewise.
24640 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
24641 * function.c (get_next_funcdef_no): Likewise.
24642 * gengtype.c (main): Likewise.
24643 * genmodes.c (main): Likewise.
24644 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
24645 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
24646 * ifcvt.c (noce_emit_move_insn): Likewise.
24647 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
24649 * stor-layout.c (get_best_mode): Likewise.
24650 * tree-ssa-loop-niter.c (get_val_for): Likewise.
24651 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
24652 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
24653 perform_var_substitution, solve_graph): Likewise.
24654 * tree-vrp.c (vrp_finalize): Likewise.
24656 2007-02-01 Ian Lance Taylor <iant@google.com>
24658 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
24659 high part of a paradoxical subreg, return a constant zero.
24661 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
24663 * toplev.c (lang_dependent_init): Call init_set_costs.
24664 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
24666 2007-02-01 Richard Guenther <rguenther@suse.de>
24668 PR middle-end/30656
24669 * fold-const.c (fold_negate_expr): Allow negating a
24670 constant if overflow does not change.
24672 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24674 * doc/c-tree.texi (Expression trees): Improve markup.
24675 * doc/tm.texi (Register Classes, Addressing Modes)
24676 (Floating Point): Fix spacing after abbreviations. Fix some
24679 2007-02-01 Ben Elliston <bje@au.ibm.com>
24681 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
24682 * doc/contrib.texi: Likewise.
24683 * doc/install.texi: Likewise.
24685 2007-01-31 Richard Henderson <rth@redhat.com>
24686 Ian Lance Taylor <iant@google.com>
24688 * lower-subreg.c: New file.
24689 * rtl.def (CONCATN): Define.
24690 * passes.c (init_optimization_passes): Add pass_lower_subreg and
24691 pass_lower_subreg2.
24692 * emit-rtl.c (update_reg_offset): New static function, broken out
24693 of gen_rtx_REG_offset.
24694 (gen_rtx_REG_offset): Call update_reg_offset.
24695 (gen_reg_rtx_offset): New function.
24696 * regclass.c: Revert patch of 2006-03-05, restoring
24698 (clear_reg_info_regno): New function.
24699 * dwarf2out.c (concatn_loc_descriptor): New static function.
24700 (loc_descriptor): Handle CONCATN.
24701 * common.opt (fsplit_wide_types): New option.
24702 * opts.c (decode_options): Set flag_split_wide_types when
24704 * timevar.def (TV_LOWER_SUBREG): Define.
24705 * rtl.h (gen_reg_rtx_offset): Declare.
24706 (reg_scan_update): Declare.
24707 * regs.h (clear_reg_info_regno): Declare.
24708 * tree-pass.h (pass_lower_subreg): Declare.
24709 (pass_lower_subreg2): Declare.
24710 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
24711 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
24712 -fsplit-wide-types.
24713 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
24714 * Makefile.in (OBJS-common): Add lower-subreg.o.
24715 (lower-subreg.o): New target.
24717 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24719 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
24721 2007-01-31 Anatoly Sokolov <aesok@post.ru>
24724 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
24726 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24728 PR middle-end/29335
24729 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
24731 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
24733 * cfgloop.h: Include vec-prim.h.
24734 (enum li_flags): Remove LI_ONLY_OLD.
24735 (loop_iterator): Changed.
24736 (fel_next, fel_init): Iterate over loop tree.
24737 (FOR_EACH_LOOP_BREAK): New macro.
24738 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
24740 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
24741 * modulo-sched.c (sms_schedule): Ditto.
24742 * tree-vectorizer.c (vectorize_loops): Ditto.
24743 * doc/loop.texi: Update information on loop numbering and behavior of
24744 FOR_EACH_LOOP wrto new loops.
24745 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
24746 add_to_evolution_1): Test nestedness of loops instead of comparing
24748 * tree-chrec.c (chrec_fold_plus_poly_poly,
24749 chrec_fold_multiply_poly_poly, chrec_evaluate,
24750 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
24751 reset_evolution_in_loop): Ditto.
24752 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
24754 2007-01-31 Dirk Mueller <dmueller@suse.de>
24756 * c-common.c (warn_about_parentheses): Separate warning about
24757 un-parenthized sequence of comparison operators from the one
24758 which is supposed to warn about x <= y <= z.
24760 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
24762 * optabs.h (enum optab_index): Add new OTI_isinf.
24763 (isinf_optab): Define corresponding macro.
24764 * optabs.c (init_optabs): Initialize isinf_optab.
24765 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
24767 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
24768 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
24770 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
24771 expand_builtin_interclass_mathfn.
24772 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
24773 * config/i386/i386.md (UNSPEC_FXAM): New constant.
24774 (fxam<mode>2_i387): New insn pattern.
24775 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
24776 built-in functions as x87 inline asm.
24778 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24780 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
24782 2007-01-30 Eric Christopher <echristo@apple.com>
24784 * config.gcc: Add geode.
24786 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24788 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
24789 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
24790 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
24791 value-prof.c: Fix comment typos.
24793 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24796 * doc/invoke.texi (Wpointer-arith): Document warning.
24798 2007-01-30 Janis Johnson <janis187@us.ibm.com>
24800 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
24801 the list of discrepancies from the draft TR.
24803 2007-01-30 Dirk Mueller <dmueller@suse.de>
24806 * doc/invoke.texi (-Wreturn-type): Update description to
24807 match new behavior.
24809 2007-01-30 Richard Sandiford <richard@codesourcery.com>
24811 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
24813 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
24815 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
24816 to handle optabs that operate on floating point input argument and
24817 output to integer output.
24818 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
24819 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
24820 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
24821 expand_builtin_interclass_mathfn ().
24822 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
24823 (ilogbsi2): Remove.
24824 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
24825 ilogbl built-in functions as x87 intrinsics.
24827 2007-01-30 Richard Guenther <rguenther@suse.de>
24829 PR middle-end/27657
24830 * dwarf2out.c (reference_to_unused): Query varpool if the
24831 variable was output.
24833 2007-01-30 Richard Guenther <rguenther@suse.de>
24835 PR middle-end/30313
24836 * passes.c (execute_one_pass): Reset in_gimple_form to not
24837 confuse non-unit-at-a-time mode.
24839 2007-01-29 Roger Sayle <roger@eyesopen.com>
24840 Richard Guenther <rguenther@suse.de>
24842 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
24843 avoid undefined behaviour on overflow. Use force_fit_type_double
24844 to construct the constant with the specified TREE_OVERFLOW.
24846 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24848 * config/dfp-bit.c: Add parameterized support for fp exceptions.
24849 * config/dfp-bit.h: Ditto.
24851 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24853 * c-decl.c (pop_scope): Replace warnings with call to
24854 warn_for_unused_label.
24855 * c-common.h (warn_for_unused_label): Declare.
24856 * c-common.c (warn_for_unused_label): Define.
24858 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24860 * tree-optimize.c (update_inlined_to_pointers): Delete unused
24863 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24865 * Makefile.in (USER_H): Remove decfloat.h.
24866 * ginclude/decfloat.h: Delete, moving contents to ...
24867 * ginclude/float.h: Add support for decimal floating point,
24868 guarded by __STDC_WANT_DEC_FP__.
24870 2007-01-29 Mike Stump <mrs@apple.com>
24872 * doc/gccint.texi (Top): Rename Loop Representation to Loop
24873 Analysis and Representation to resolve case insensitive conflict.
24874 * doc/loop.texi (Loop Analysis and Representation): Likewise.
24876 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
24878 * tree.h (struct tree_memory_tag): Add aliases member.
24879 (MTAG_ALIASES): New macro.
24880 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
24881 (add_may_alias): Remove pointer-set. Update for may_aliases being
24883 (mark_aliases_call_clobbered): Update for may_aliases being a
24885 (compute_tag_properties): Ditto.
24886 (create_partition_for): Ditto.
24887 (compute_memory_partitions): Ditto.
24888 (dump_may_aliases_for): Ditto.
24889 (is_aliased_with): Ditto.
24890 (add_may_alias_for_new_tag): Ditto.
24891 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
24892 (compute_is_aliased): New function.
24893 (compute_may_aliases): Call compute_is_aliased).
24894 (init_alias_info): Initialize alias_bitmap_obstack.
24895 (union_alias_set_into): New function.
24896 (compute_flow_sensitive_aliasing): Use union_aliases_into.
24897 (have_common_aliases_p): Rewrite to take two bitmaps and use
24899 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
24900 Update for bitmaps.
24901 (finalize_ref_all_pointers): Update for add_may_alias changes.
24902 (new_type_alias): Ditto.
24903 * tree-flow-inline.h (may_aliases): Return a bitmap.
24904 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
24905 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
24906 may_aliases being a bitmap.
24907 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
24908 may_aliases now returns a bitmap.
24909 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
24911 * tree-ssa-operands.c (add_virtual_operand): Update for
24912 may_aliases being a bitmap.
24914 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
24916 PR tree-optimization/30630
24917 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
24918 variable as changed.
24920 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
24923 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
24924 expanded only once even if an error occurs.
24926 2007-01-29 Ben Elliston <bje@au.ibm.com>
24928 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
24929 (__gcov_average_profiler): Likewise.
24930 (__gcov_ior_profiler): Likewise.
24931 (__gcov_merge_ior): Likewise.
24933 2007-01-28 Jan Hubicka <jh@suse.cz>
24935 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
24936 * value-prof.c (stringop_block_profile): Likewise.
24938 2007-01-28 Jan Hubicka <jh@suse.cz>
24940 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
24941 Add variant handling histograms; add wrapper.
24942 (clear_storage_via_libcall): Export.
24943 (emit_block_move_hints): Break out from ...; add histograms.
24944 (emit_block_move): ... this one.
24945 (clear_storage_hints): Break out from ...; add histograms.
24946 (clear_storage): ... this one.
24947 (set_storage_via_memset): Handle histogram.
24948 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
24949 (clear_storage_hints, clear_storage_via_libcall): Declare.
24950 (set_storage_via_setmem): Update prototype.
24951 * doc/md.texi (movmem, setmem): Document new arguments.
24953 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
24954 Add new histograms.
24955 (stringop_block_profile): New global function.
24956 (tree_stringops_values_to_profile): Profile block size and alignment.
24957 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
24959 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
24960 (stringop_block_profile): Declare.
24961 * builtins.c: Include value-prof.h.
24962 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
24963 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
24964 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
24965 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
24966 * profile.c (instrument_values): Add new counters.
24967 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
24969 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
24970 (tree_init_edge_profiler): Build new profilers.
24971 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
24972 (pass_tree_profile): Add dump.
24973 (tree_profile_hooks): Update.
24974 * Makefile.in (LIBGCOV): Add new constants.
24975 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
24976 __gcov_ior_profiler): New.
24977 * i386.md (movmem/setmem expanders): Add new optional arguments.
24979 2007-01-28 David Edelsohn <edelsohn@gnu.org>
24981 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
24983 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24985 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
24986 (tree_unswitch_single_loop): Pass eni_size_weights to
24987 tree_num_loop_insns.
24988 * tree-ssa-loop-manip.c: Include tree-inline.h.
24989 (can_unroll_loop_p): Pass eni_size_weights to
24990 tree_num_loop_insns.
24991 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
24992 Pass eni_size_weights to estimate_num_insns.
24993 * tree.h (init_inline_once): Export.
24994 * toplev.c (backend_init): Call init_inline_once.
24995 * cgraphunit.c (cgraph_process_new_functions,
24996 cgraph_analyze_function): Pass eni_inlining_weights to
24997 estimate_num_insns.
24998 * ipa-inline.c (compute_inline_parameters): Ditto.
24999 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25000 to estimate_num_insns.
25001 (try_unroll_loop_completely): Pass eni_size_weights to
25002 tree_num_loop_insns.
25003 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25004 ot estimate_num_insns.
25005 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25006 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25007 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25008 eni_time_weights): New variables.
25009 (init_inline_once): Initialize them.
25010 (struct eni_data): Mew.
25011 (estimate_num_insns_1, estimate_num_insns): Use weights.
25012 * tree-inline.h (struct eni_weights_d): New.
25013 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25014 (estimate_num_insns): Declaration changed.
25015 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25016 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25017 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25019 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25021 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25022 relations in the conflict function is valid.
25024 2007-01-27 Ian Lance Taylor <iant@google.com>
25026 * common.opt: Add fstrict-overflow.
25027 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25028 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25029 (TYPE_OVERFLOW_UNDEFINED): Define.
25030 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25032 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25033 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25034 (fold_negate_expr): Likewise.
25035 (make_range): Likewise.
25036 (extract_muldiv_1): Likewise.
25037 (maybe_canonicalize_comparison): Likewise.
25038 (fold_comparison): Likewise.
25039 (fold_binary): Likewise.
25040 (tree_expr_nonnegative_p): Likewise.
25041 (tree_expr_nonzero_p): Likewise.
25042 * tree-vrp.c (compare_values): Likewise.
25043 (extract_range_from_binary_expr): Likewise.
25044 (extract_range_from_unary_expr): Likewise.
25045 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25047 (nowrap_type_p): Likewise.
25048 * tree-scalar-evolution.c (simple_iv): Likewise.
25049 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25050 (build_range_check): Likewise.
25051 (extract_muldiv_1): Likewise.
25052 (fold_comparison): Likewise.
25053 * tree-vrp.c (vrp_int_const_binop): Likewise.
25054 (extract_range_from_unary_expr): Likewise.
25055 * convert.c (convert_to_integer): Likewise.
25056 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25057 (fold_comparison): Likewise.
25058 (fold_binary): Likewise.
25059 * optabs.c (optab_for_tree_code): Likewise.
25060 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25061 * simplify-rtx.c (simplify_const_relational_operation): Check
25062 flag_strict_overflow and flag_trapv.
25063 (simplify_const_relational_operation): Likewise.
25064 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25065 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25068 2007-01-27 Roger Sayle <roger@eyesopen.com>
25070 * tree.c (tree_fold_gcd): Delete.
25071 * tree.h (tree_fold_gcd): Remove prototype.
25072 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25073 test whether one constant integer is a multiple of another. Instead
25074 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25075 * fold-const.c (multiple_of_p): We've determined both TOP and
25076 BOTTOM are integer constants so we can call int_const_binop directly
25077 instead of the more generic const_binop.
25079 2007-01-27 Roger Sayle <roger@eyesopen.com>
25081 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25082 1*X check that the constant hasn't overflowed, to preserve the
25084 (round_up): Provide an efficient implementation when rouding-up an
25085 INTEGER_CST to a power-of-two.
25087 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25089 * doc/sourcebuild.texi: Add comma for clarity.
25090 * doc/extend.texi: Fix some typos.
25091 * doc/passes.texi: Likewise.
25092 * doc/cppinternals.texi: Likewise.
25093 * doc/c-tree.texi: Likewise.
25094 * doc/tree-ssa.texi: Likewise.
25095 * doc/install.texi: Likewise.
25097 2007-01-27 Jan Hubicka <jh@suse.cz>
25099 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25100 (pass_sra): Do not require alias information.
25101 * passes.c (init_optimization_passes): Add SRA
25103 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25105 * tracer.c (rest_of_handle_tracer): We already cleaned
25106 up the CFG in tracer() so don't do it here again.
25107 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25108 cleanup_cfg here, either. And don't call renumber_insns.
25110 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25111 and BB_HEAD are in the insn stream here. Instead make sure
25112 that BB_INSN is valid on all insns. Also, do check here that
25113 there are no pending branch predictions...
25114 (rtl_verify_flow_info): ...instead of doing it here. Checks
25115 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25118 2007-01-26 Roger Sayle <roger@eyesopen.com>
25120 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25121 function to simplify/factorize operand order canonicalization.
25122 (ix86_fixup_binary_operands): Reorganize using the above function.
25123 (ix86_binary_operator_ok): Likewise.
25125 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25127 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25128 file scope from optimize_attrs.
25129 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25131 (optimize_attrs): Clear insn_code_values after freeing it.
25133 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25135 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25136 a parts.base assignment.
25138 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25140 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25141 (compute_subscript_distance, initialize_data_dependence_relation,
25142 finalize_ddr_dependent, analyze_ziv_subscript,
25143 analyze_siv_subscript_cst_affine,
25144 compute_overlap_steps_for_affine_univar,
25145 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25146 analyze_siv_subscript, analyze_miv_subscript,
25147 analyze_overlapping_iterations, subscript_dependence_tester_1,
25148 compute_self_dependence, free_dependence_relation): Work
25149 with affine_fn instead of chrecs.
25150 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25151 common_affine_function, affine_function_base,
25152 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25153 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25154 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25155 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25156 (all_chrecs_equal_p): Removed.
25157 * tree-data-ref.h (affine_fn, conflict_function): New types.
25158 (struct subscript): Change type of conflicting_iterations_in_a
25159 and conflicting_iterations_in_b.
25161 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25164 * config/pa/pa.h (TARGET_HPUX_11): New.
25165 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25166 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25168 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25169 Richard Guenther <rguenther@suse.de>
25171 * tree-ssa-structalias.c (solve_graph): Handle case
25172 we merged the variable to another.
25174 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25176 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25179 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25180 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25182 2007-01-25 DJ Delorie <dj@redhat.com>
25184 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25185 allow changes to modes which don't fit in those registers.
25187 * reload1.c (choose_reload_regs): Check for invalid subregs before
25188 computing their locations, not after.
25190 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25193 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25194 save Altivec registers in an eh_return function.
25195 (compute_vrsave_mask): Likewise.
25196 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25197 for saving Altivec registers.
25198 (rs6000_emit_prologue): Don't allocate stack twice in
25199 eh_return function. Correct expected value of altivec_save_offset
25200 when using save_world. Describe save of R0 to stack when using
25201 save_world. Describe stack pointer adjustment when using
25202 save_world. Remove duplicated eh_return parameter register saving.
25203 Update sp_offset variable after save_world.
25204 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25206 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25207 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25210 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25212 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25214 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25217 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25218 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25220 2007-01-25 Richard Guenther <rguenther@suse.de>
25222 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25223 * common.opt (-Wcoverage-mismatch): New warning option.
25224 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25225 if -Wcoverage-mismatch is given.
25227 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25229 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25230 (ipcp_driver): Change to static definition.
25231 Add dumping of the ifunctions.
25232 (constant_val_insert): Remove unused parameter. Support for SSA.
25233 (ipcp_propagate_const): Support for SSA.
25234 (ipcp_profile_bb_print): Print only analyzed nodes.
25235 (ipcp_replace_map_create): Remove support for Fortran constant
25237 * ipa-prop.c (ipa_method_modify_stmt,
25238 ipa_callsite_compute_param): Support for SSA.
25239 * ipa-prop.h (ipcp_driver): Remove declaration.
25240 (IS_VALID_TREE_MAP_INDEX): Add define.
25242 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25244 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25246 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25248 PR middle-end/30447
25249 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25250 constant argument to cabs and do it without checking for
25251 -funsafe-math-optimizations.
25253 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25255 * c-common.h (RID_FIRST_CXX0X): New.
25256 (RID_LAST_CXX0X): New.
25257 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25259 * c.opt (Wc++0x-compat): New.
25260 * doc/invoke.texi (-Wc++0x-compat): Document.
25262 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25264 * builtins.c (fold_builtin_carg): New.
25265 (fold_builtin_1): Use it.
25267 2007-01-24 Jan Hubicka <jh@suse.cz>
25269 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25271 * ipa-inline.c (initial_insns, max_insns): Delete.
25272 (compute_max_insns): New function.
25273 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25274 amount of insns as base for code growth.
25275 (cgraph_decide_inlining): Make initial_insns local; do not compute
25277 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25278 * doc/invoke.texi (inline-unit-growth): Update docs.
25280 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25282 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25283 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25284 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25285 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25286 for CPUs that have PTA_CX16 set.
25288 PR middle-end/27416
25289 * gimplify.c (omp_check_private): New function.
25290 (gimplify_scan_omp_clauses): Use it for
25291 firstprivate/lastprivate/reduction.
25293 PR middle-end/30494
25294 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25295 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25297 PR middle-end/30421
25298 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25299 If lower_lastprivate_clauses emits some statements, append them
25300 to dlist rather than body_p and to body_p append an initializer.
25301 (lower_omp_for): Adjust caller.
25303 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25305 * target.h (globalize_decl_name): New.
25306 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25307 * output.h (default_globalize_decl_name): New.
25308 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25310 (globalize_decl): Ditto.
25311 (default_globalize_decl_name): New.
25312 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25313 (ia64_handle_version_id_attribute): New.
25314 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25315 (ia64_asm_output_external): Use globalize_decl_name instead
25316 of globalize_label.
25317 * doc/extend.texi (version_id): New pragma.
25318 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25320 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25322 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25323 _uleb128_t and _Unwind_SWord with _sleb128_t.
25324 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25325 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25327 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25328 * unwind-pe.h (read_uleb128, read_sleb128,
25329 read_encoded_value_with_base): Likewise.
25330 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25332 2007-01-24 Richard Guenther <rguenther@suse.de>
25334 * builtins.c (expand_builtin_cexpi): Get the fndecl
25335 for cexp in the correct way.
25337 2007-01-24 Jan Hubicka <jh@suse.cz>
25339 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25342 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25344 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25345 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25346 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25347 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25348 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25349 __SIZEOF_PTRDIFF_T__.
25350 * doc/cpp.texi: Documentation for the new builtin macros added.
25352 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25354 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25355 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25356 instead of operands[2] to avoid access past the end of array.
25358 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25360 * reload1.c (emit_reload_insns): Pass the reload register
25361 for a non-spill output reload through forget_old_reloads_1.
25363 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25365 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25366 _SOFT_DOUBLE if doubles use software floating-point.
25367 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25368 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25369 * config/rs6000/darwin-ldouble.c: Also compile functions for
25370 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25371 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25372 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25373 commented-out long double override.
25374 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25375 * config/rs6000/eabispe.h: Likewise.
25376 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25377 long double for non-SPE.
25378 (rs6000_handle_option): Likewise.
25379 (invalid_e500_subreg): Disallow more subregs involding DImode,
25380 DFmode, TImode or TFmode.
25381 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25383 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25385 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25386 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25388 (rs6000_legitimate_address): Also check for TFmode for E500
25390 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25391 (spe_build_register_parallel): Handle TFmode and TCmode.
25392 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25394 (function_arg): Handle TFmode and TCmode for E500 double.
25395 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25397 (print_operand): Handle TFmode and TImode for %y.
25398 (rs6000_generate_compare): Handle TFmode comparisons for E500
25400 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25401 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25402 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25403 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25404 TFmode for E500 double.
25405 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25406 (floatsidf2): Enable for E500 double.
25407 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25408 (extenddftf2): Change to extenddftf2_fprs.
25409 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25410 depending on TARGET_E500_DOUBLE.
25411 (extendsftf2): Enable for E500 double.
25412 (trunctfdf2): Enable for E500 double.
25413 (trunctfsf2): Change to trunctfsf2_fprs.
25414 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25415 depending on TARGET_E500_DOUBLE.
25416 (floatsitf2): Enable for E500 double.
25417 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25418 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25419 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25420 (negtf2): Change to negtf2_internal.
25421 (negtf2): New expander.
25422 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25423 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25424 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25425 (movdi_internal32): Use rs6000_nonimmediate_operand.
25426 (unnamed splitter): Likewise.
25427 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25428 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25429 (SPE64TF, DITI): New mode macros.
25430 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25433 (frob_<mode>_di_2): New.
25434 (frob_tf_di_8_2): New.
25435 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25437 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25439 (frob_ti_<mode>_8_2): New.
25440 (frob_ti_tf_2): New.
25441 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25442 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25444 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25445 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25446 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25447 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25448 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25449 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25452 2007-01-23 Ian Lance Taylor <iant@google.com>
25454 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25456 (OBJS-archive): Reformat, alphabetize.
25457 (OBJS): Change out_object_file to OBJS-md.
25459 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25461 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25462 JUMP_P and CALL_P predicates where applicable.
25463 * config/i386/i386.c: Ditto.
25464 * config/i386/i386.md: Ditto.
25465 * config/i386/mmx.md: Ditto.
25466 * config/i386/predicates.md: Ditto.
25468 2007-01-22 Andreas Schwab <schwab@suse.de>
25470 * config/m68k/m68k.h: Fix comment.
25472 2007-01-22 Jan Hubicka <jh@suse.cz>
25474 * passes.c (init_optimization_passes): Do not rerun
25475 pass_early_warn_uninitialized.
25477 2007-01-22 Richard Guenther <rguenther@suse.de>
25479 PR tree-optimization/30038
25480 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25482 (execute_cse_sincos_1): Likewise.
25483 (execute_cse_sincos): Likewise.
25484 (gate_cse_sincos): Likewise.
25485 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25486 the cexpi() canonicalization of sincos().
25487 * tree-pass.h (pass_cse_sincos): Declare.
25488 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25490 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25492 PR rtl-optimization/29329
25493 * combine.c (replaced_rhs_insn): Rename to i2mod.
25494 (replaced_rhs_value): Rename to i2mod_new_rhs.
25495 (i2mod_old_rhs): New global variable.
25496 (combine_instructions): Adjust for above change. Save a copy of
25497 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25498 note are substituted in the second instruction.
25499 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25500 ditch the note if it pertains to the second eliminated register
25501 and this register is mentioned in i2mod_old_rhs.
25504 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25506 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25507 the insn to which the note was originally attached.
25509 2007-01-21 Jan Hubicka <jh@suse.cz>
25511 * ipa-inline.c (inlining_mode): Comment, move up.
25512 (cgraph_decide_inlining_incrementally): Do not perform inlining
25513 itself; fix handling of flattening of self recursive functions.
25514 (cgraph_find_cycles): Remove.
25515 (cgraph_flatten_node): Remove.
25516 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25517 (try_inline): New function.
25518 (cgraph_early_inlining): Update call of
25519 cgraph_decide_inlining_incrementally. Apply inlining here.
25520 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25522 2007-01-21 Dirk Mueller <dmueller@suse.de>
25525 * tree-vrp.c (check_array_bounds): do not warn
25526 about ADDR_EXPR's of ARRAY_REF's which are immediately
25527 used in binary expressions.
25529 2007-01-21 Ira Rosen <irar@il.ibm.com>
25531 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
25532 read_write_dep and macros for its access.
25533 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
25534 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
25535 argument, call vect_check_interleaving for every independent pair of
25536 data-refs. Mark loads that access the same memory location as a store
25538 (vect_check_dependences): Remove.
25539 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
25540 call, fix the call to vect_analyze_data_ref_dependence.
25541 (vect_analyze_data_ref_access): For statements that access the same
25542 data-ref, check that they are not stores; for loads, check that there
25543 is no store that access the same location.
25545 2007-01-20 Roger Sayle <roger@eyesopen.com>
25546 Joseph Myers <joseph@codesourcery.com>
25548 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
25549 (-fdump-rtl-stack): Likewise.
25550 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
25551 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
25552 (-mpt-fixed): Use @minus{} for minus sign.
25553 (Using Precompiled Headers): Fix under/overfull hbox.
25555 2007-01-20 Jan Hubicka <jh@suse.cz>
25557 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
25558 place within annotation.
25560 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25562 * pa.c (output_move_double): Change array size of xoperands to 4.
25564 2007-01-20 Jan Hubicka <jh@suse.cz>
25566 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
25569 2007-01-19 Ian Lance Taylor <iant@google.com>
25571 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
25572 constant to unsigned HOST_WIDE_INT before negating.
25574 2007-01-19 Ian Lance Taylor <iant@google.com>
25576 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
25578 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25579 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25580 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
25581 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
25582 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25583 (realloc_vdef, realloc_vuse): Change second parameter to
25585 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
25586 fields to unsigned.
25587 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
25588 unsigned. Change x and lim locals to unsigned.
25589 (realloc_vdef, realloc_vuse): Change num_elem parameter to
25591 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
25592 (copy_virtual_operands): Change i and n locals to unsigned.
25594 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25596 PR middle-end/29335
25597 * builtins.c (fold_builtin_1): Handle builtin fdim.
25599 2007-01-20 Jan Hubicka <jh@suse.cz>
25601 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
25602 * tree-ssa-structalias.c (compute_points_to_sets): Do call
25603 init_alias_heapvars.
25604 (init_alias_heapvars): Initialize only when not already initialized.
25605 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
25607 2007-01-19 Roger Sayle <roger@eyesopen.com>
25609 * common.opt (fsigned-zeros): New command line option.
25610 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
25611 of flag_unsafe_math_optimizations.
25612 * opts.c (set_fast_math_flags): The -ffast-math command line option
25613 implies -fno-signed-zeros.
25614 (fast_math_flags_set_p): Likewise.
25616 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
25617 the documentation of -ffast-math appropriately. Wrap long lines.
25619 2007-01-19 Steve Ellcey <sje@cup.hp.com>
25621 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
25622 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
25624 2007-01-19 Tomas Bily <tbily@suse.cz>
25626 * cgraphunit.c (cgraph_finalize_function): Updating of pid
25628 (tree_init_ic_make_global_vars): New function
25629 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
25630 (tree_gen_ic_profiler): New function
25631 (tree_gen_ic_func_profiler): New function
25632 (tree_profiling): Added calling of tree_gen_ic_func_profiler
25633 (tree_profile_hooks): Added hook for indirec/virtual calls
25634 * value-prof.c (tree_find_values_to_profile): New case for
25636 (tree_values_to_profile): Call for determining indirect/virtual
25638 (tree_indirect_call_to_profile): New function
25639 (tree_ic_transform): New function
25640 (tree_ic): New function
25641 (find_func_by_pid): New function
25642 (init_pid_map): New function
25643 (tree_value_profile_transformations): Added check for
25644 indirect/virtual call transformation
25645 * value-prof.h (enum hist_type): New counter type for
25646 indirect/virtual calls
25647 (profile_hooks): Added new hook for profiling indirect/virtual
25649 * profile.c (instrument_values): New case for indirect/virtual
25651 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
25652 (GCOV_COUNTER_V_INDIR): New counter type
25653 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
25654 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
25656 * cgraph.c: Definition of cgraph_max_pid
25657 (cgraph_create_node): Default init of pid attribute
25658 * cgraph.h: Declaration of cgraph_max_pid
25659 (struct cgraph_node): Added pid attribute
25660 * libgcov.c (__gcov_indirect_call_profiler): New function
25661 (__gcov_one_value_profiler_body): New function
25662 (__gcov_one_value_profiler): Body was moved to
25663 __gcov_one_value_profiler_body and calls it
25665 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
25667 * doc/gty.texi (Options): Document the mark_hook option to GTY.
25668 * gengtype.c (write_types_data, write_func_for_structure,
25669 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
25670 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
25671 (walk_type, write_func_for_structure): Generate the mark_hook if
25674 2007-01-19 Jan Hubicka <jh@suse.cz>
25676 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
25677 'early' argument take inlining mode argument specifying whether to
25678 inline for size/speeed or all functions; add support for flattening;
25680 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
25682 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25685 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
25686 the name of the declared identifier.
25688 2007-01-19 Dirk Mueller <dmueller@suse.de>
25690 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
25691 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
25692 duplicate evaluation.
25694 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25696 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
25697 Macroize expander using X87MODEF12 mode macro. Extend operand 1
25698 to XFMode, use acosxf2 and truncate result to requested mode.
25699 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25700 (asin<mode>2): Similarly, with asin expanders.
25701 (*fscalexf4_i387): Rename from *fscalexf4.
25702 (expNcorexf3): New expander.
25703 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
25704 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
25705 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
25706 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
25707 patterns for SSE math.
25708 (exp10<mode>2): Similarly, with exp10 expanders.
25709 (exp2<mode>2): Similarly, with exp2 expanders.
25710 (expm1<mode>2): Similarly, with expm1 expanders.
25711 (ldexp<mode>3): Similarly, with ldexp expanders.
25712 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
25713 Use gen_truncxf<mode>2_i387_noop to truncate result.
25715 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25717 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
25718 for ColdFire targets.
25720 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
25721 Richard Sandiford <richard@codesourcery.com>
25723 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
25724 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
25725 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
25726 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
25727 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25728 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25730 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25732 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
25733 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
25734 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
25735 (*adddi_dilshr32_cf): New pattern.
25736 (adddi3, subdi3): Remove first alternatives.
25738 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25740 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
25741 implemented using move.l, do not use its cc result for floating-point
25744 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25746 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
25747 from accepting 's' constraints if flag_pic.
25749 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25751 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
25752 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
25753 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
25754 condition from TARGET_68881 to TARGET_HARD_FLOAT.
25756 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
25758 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
25759 ColdFire alternatives.
25760 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
25761 * config/m68k/m68k.md (clzsi2): Define for ColdFire
25762 architectures that support ff1 instruction.
25764 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25765 Julian Brown <julian@codesourcery.com>
25767 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
25768 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
25769 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
25772 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25774 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
25776 (output_move_const_into_data_reg, output_move_simode_const): Delete.
25777 * config/m68k/m68k.c (const_method, const_int_cost): Take a
25778 HOST_WIDE_INT instead of an rtx.
25779 (m68k_rtx_costs): Update call accordingly.
25780 (output_move_const_into_data_reg): Likewise. Fix formatting.
25781 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
25783 (output_move_simode_const): Update calls after above changes.
25784 Rework to use automatic variables and predicates like MEM_P.
25785 * config/m68k/m68k.md (pushexthisi_const): Update call to
25788 2007-01-19 Dirk Mueller <dmueller@suse.de>
25790 * tree-ssa-alias.c (perform_var_substitution): Fix typo
25791 in dump_flags test.
25793 2007-01-19 Richard Guenther <rguenther@suse.de>
25795 * builtins.c (expand_builtin_cexpi): Fall back to expanding
25796 via cexp in case sincos is not available.
25798 2007-01-19 Richard Guenther <rguenther@suse.de>
25800 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
25801 * defaults.h (TARGET_HAS_SINCOS): Default to off.
25802 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
25803 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
25804 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
25805 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
25806 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
25807 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
25809 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25811 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
25813 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
25814 (atan2xf3): Directly generate RTL pattern.
25815 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
25816 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25817 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25818 disable patterns for SSE math.
25819 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
25820 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25821 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25822 disable patterns for SSE math.
25824 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
25826 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
25828 2007-01-18 Roger Sayle <roger@eyesopen.com>
25830 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
25831 VIEW_CONVERT_EXPR to the same type as it's operand.
25833 2007-01-18 David Edelsohn <edelsohn@gnu.org>
25835 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
25836 configured for long double 128.
25838 2007-01-18 Mike Stump <mrs@apple.com>
25840 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
25843 2007-01-18 Michael Meissner <michael.meissner@amd.com>
25845 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
25848 2007-01-18 Jan Hubicka <jh@suse.cz>
25850 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
25851 greater than NUM_VOP_FREE_BUCKETS.
25853 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
25855 * tree-ssa-structalias.c: Update comments.
25856 (ptabitmap_obstack): Removed.
25857 (pta_obstack): New.
25858 (oldpta_obstack): Ditto.
25859 (stats): Add a few members.
25860 (struct variable_info): Remove node, complex, address_taken, and
25861 indirect_target members. Add oldsolution member.
25862 (new_var_info): Do not initialize removed members.
25863 (constraint_expr_type): Remove INCLUDES.
25864 (constraint_graph): Add size, implicit_preds, rep,
25865 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
25866 (FIRST_REF_NODE): New macro.
25867 (LAST_REF_NODE): Ditto.
25868 (FIRST_ADDR_NODE): Ditto.
25869 (find): New function.
25871 (dump_constraint): Do not handle INCLUDES.
25872 (insert_into_complex): Do not insert duplicate constraints.
25873 (condense_varmap_nodes): Renamed and rewritten into ...
25874 (merge_node_constraints): This. Also fix bug in handling of
25875 offseted copy constraints.
25876 (clear_edges_for_node): No longer need to deal with preds at all,
25877 or removing associated preds/succs.
25878 (merge_graph_nodes): Deal with indirect_cycles.
25879 Don't deal with predecessors.
25880 (add_implicit_graph_edge): New function.
25881 (add_pred_graph_edge): Ditto.
25882 (add_graph_edge): Don't deal with predecessors.
25883 (build_constraint_graph): Removed.
25884 (build_pred_graph): New function.
25885 (build_succ_graph): Ditto.
25886 (struct scc_info): Removed in_component. Added roots, dfs, and
25887 node_mapping. Remove visited_index, unification_queue.
25888 (scc_visit): Deal with union-find we do now.
25889 Deal with cycles with REF nodes.
25890 (collapse_nodes): Renamed and rewritten to ...
25891 (unify_nodes): This.
25892 (process_unification_queue): Removed.
25893 (topo_visit): Cleanup
25894 (do_da_constraint): Use find.
25895 (do_sd_constraint): Ditto.
25896 (do_ds_constraint): Ditto.
25897 (do_complex_constraint): Ditto.
25898 (init_scc_info): Update for removed and added members.
25899 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
25900 (find_indirect_cycles): This.
25901 (equivalence_class): New variable.
25902 (label_visit): New function.
25903 (perform_variable_substitution): Rewritten.
25904 (free_var_substitution_info): New function.
25905 (find_equivalent_node): Ditto.
25906 (move_complex_constraints): Ditto.
25907 (eliminate_indirect_cycles): Ditto.
25908 (solve_graph): Only propagate changed bits.
25909 Use indirect cycle elimination.
25911 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
25912 (tree_id_eq): Renamed to ...
25913 (tree_vi_eq): This. Update for member change
25914 (insert_id_for_tree): Renamed and rewritten to ...
25915 (insert_vi_for_tree): This.
25916 (lookup_id_for_tree): Renamed and rewritten to ...
25917 (lookup_vi_for_tree): This.
25918 (get_id_for_tree): Renamed and rewritten to ...
25919 (get_vi_for_tree): Ditto.
25920 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
25921 (process_constraint): Don't handle INCLUDES.
25922 Remove special ADDRESSOF case.
25923 (find_func_aliases): Rewrite to use vi functions instead of id
25925 (create_function_info_for): Ditto.
25926 (create_variable_info_for): Ditto.
25927 (intra_create_variable_infos): Ditto.
25928 (merge_smts_into): Ditto.
25929 (find_what_p_points_to): Ditto.
25930 (init_base_vars): Ditto.
25931 (init_alias_vars): Ditto.
25932 (remove_preds_and_fake_succs): New function.
25933 (dump_sa_points_to_info): Dump new stats.
25934 (dump_solution_for_var): Use find.
25935 (set_used_smts): Fix formatting.
25936 (compute_points_to_sets): Updated for new functions.
25937 (ipa_pta_execute): Ditto.
25939 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25940 Richard Sandiford <richard@codesourcery.com>
25942 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
25944 * calls.c (expand_call): If the return value is a PARALLEL,
25945 extract its first member.
25946 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
25947 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25948 use FUNCTION_EXTRA_EPILOGUE.
25949 (m68k_function_value): Return a PARALLEL if the return value
25950 is of a pointer type.
25951 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
25952 (FUNCTION_EXTRA_EPILOGUE): Remove.
25953 * config/m68k/m68k.md (D0_REG): New constant.
25955 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25957 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25958 output a NOP for empty epilogues.
25960 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25962 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
25963 before function. Extend register save check to include all
25964 registers, not just integer ones.
25966 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25968 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
25969 (m68k_use_return_insn): ...this.
25970 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
25971 * config/m68k/m68k.c (use_return_insn): Rename to...
25972 (m68k_use_return_insn): ...this.
25973 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
25974 of USE_RETURN_INSN.
25976 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25978 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
25979 nearest even, fix denormal rounding overflow.
25981 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25983 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
25984 f%$smove and f%$move.
25985 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
25986 (extendsfdf2_cf): Use fdmove instead of f%&move.
25987 (truncdfsf2_cf): Use fsmove instead of f%$smove.
25988 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
25990 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25992 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
25995 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25997 * real.h (real_format): Add a canonical_nan_lsbs_set field.
25998 (coldfire_single_format): Declare.
25999 (coldfire_double_format): Likewise.
26000 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26001 of qnan_msb_set to determine the lower bits of a canonical
26003 (encode_ieee_double): Likewise.
26004 (encode_ieee_quad): Likewise.
26005 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26006 (mips_single_format): Likewise.
26007 (ieee_double_format): Likewise.
26008 (mips_double_format): Likewise.
26009 (ieee_extended_motorola_format): Likewise.
26010 (ieee_extended_intel_96_format): Likewise.
26011 (ieee_extended_intel_128_format): Likewise.
26012 (ieee_extended_intel_96_round_53_format): Likewise.
26013 (ibm_extended_format): Likewise.
26014 (mips_extended_format): Likewise.
26015 (ieee_quad_format): Likewise.
26016 (mips_quad_format): Likewise.
26017 (vax_f_format): Likewise.
26018 (vax_d_format): Likewise.
26019 (vax_g_format): Likewise.
26020 (i370_single_format): Likewise.
26021 (i370_double_format): Likewise.
26022 (decimal_single_format): Likewise.
26023 (decimal_double_format): Likewise.
26024 (decimal_quad_format): Likewise.
26025 (c4x_single_format): Likewise.
26026 (c4x_extended_format): Likewise.
26027 (real_internal_format): Likewise.
26028 (coldfire_single_format): New real_format.
26029 (coldfire_double_format): Likewise.
26030 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26031 canonical_nan_lsbs_set.
26032 (pdp11_d_format): Likewise.
26033 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26034 if TARGET_COLDFIRE_CPU.
26036 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26038 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26039 (output_call, m68k_legitimize_call_address): Declare.
26040 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26041 parenthesees. Add support for a 'W' constraint.
26042 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26043 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26044 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26045 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26047 (override_options): Initialize them. Do not set flag_no_function_cse
26048 for TARGET_ID_SHARED_LIBRARY.
26049 (m68k_output_pic_call): Delete.
26050 (m68k_legitimize_call_address): New function.
26051 (print_operand): Remove the %o prefix. Handle the %p prefix.
26052 (output_call): New function.
26053 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26054 target address from the GOT if symbolic jumps are not allowed.
26055 * config/m68k/m68k.md (call, general_operand): Do not set
26056 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26057 Merge separate flag_pic and !flag_pic define_insns into...
26058 (*call, *call_value): ...these new patterns. Match the address
26059 rather than the containing MEM and require it to be a call_operand.
26060 Use output_call to generate the asm template.
26061 * config/m68k/predicates.md (const_call_operand): New predicate.
26062 (call_operand): Likewise.
26064 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26066 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26067 (STACK_GROWS_DOWNWARD): Define to 1.
26068 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26069 comments, emphasizing that these values are only defaults.
26070 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26071 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26073 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26075 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26077 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26078 Richard Sandiford <richard@codesourcery.com>
26080 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26081 (FP_REGNO_P): New macros.
26082 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26083 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26084 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26085 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26087 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26089 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26090 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26092 * config/m68k/t-floatlib: New file, extracting common code from...
26093 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26094 * config/m68k/t-uclinux: Here.
26095 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26096 routines on ColdFire targets.
26098 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26100 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26101 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26102 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26103 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26104 explicitly set MOTOROLA to 1.
26105 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26107 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26108 Nathan Sidwell <nathan@codesourcery.com>
26110 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26111 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26112 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26113 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26114 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26115 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26116 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26117 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26118 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26119 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26120 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26121 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26122 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26123 (DBX_REGISTER_NUMBER): Delete.
26124 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26125 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26126 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26128 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26130 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26131 * config/flat.h: New file.
26132 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26133 OBJECT_FORMAT_FLAT.
26134 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26135 indirect references for -msep-data or -mid-shared-library.
26136 Do not use PC-relative code addresses either.
26137 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26139 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26140 for shared libraries and crt1.o for executables. Use crti.o and
26142 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26143 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26144 Do not add -elf2flt or -shared-lib-id options here.
26145 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26146 Pass -shared-lib-id if -mid-shared-library, taking the library
26147 identifier from -mshared-library-id if given, otherwise
26149 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26150 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26151 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26152 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26153 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26154 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26156 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26157 jump sequence for ISA A and ISA A+.
26158 (PICJUMP): Likewise.
26160 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26162 * config.gcc (m68k-*-uclinux*): Base the port on the common
26163 and m68k GNU/Linux files rather than on the generic ELF ones.
26164 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26165 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26167 2007-01-18 Julian Brown <julian@codesourcery.com>
26168 Richard Sandiford <richard@codesourcery.com>
26170 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26171 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26172 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26174 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26175 80 unconditionally.
26176 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26178 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26180 * doc/install.texi: Document m68k-uclinuxoldabi.
26181 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26182 * config/m68k/uclinux-oldabi.h: New file, copied from
26183 config/m68k/uclinux.h.
26185 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26187 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26188 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26189 (m32r_compute_frame_size): Use unsigned for regno.
26190 (m32r_reload_lr): Use gen_frame_mem.
26192 (m32r_output_function_epilogue): Don't output the function epilogue
26194 (m32r_expand_epilogue): New.
26195 (direct_return): Return false if the function has the interrupt
26197 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26198 * config/m32r/m32r.md (epilogue): New expander.
26199 (return_lr, return_rte): New insns.
26200 (return): Make it expander.
26201 (return_normal): New expander.
26203 2007-01-18 Josh Conner <jconner@apple.com>
26206 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26207 support for UNLE, UNLT, UNGE, and UNGT.
26209 2007-01-18 Jan Hubicka <jh@suse.cz>
26211 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26212 * tree-tailcall (add_virtual_phis): Likewise.
26213 (optimize_tail_call): Return TODOs.
26214 (execute_tail_calls): Return TODOs.
26215 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26216 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26218 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26219 Cleanup cfg using TODO.
26220 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26221 * passes.c (execute_function_todo): When cleanup did something, remove
26223 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26224 (make_edges): Don't cleanup_cfg.
26226 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26228 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26229 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26230 operate on the top of stack.
26231 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26232 register handling of instructions that output to the second
26234 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26235 (move_for_stack_reg): Special-case check for dead destination
26236 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26238 * config/i386/i386.md (UNSPEC_TAN): New constant.
26239 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26240 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26241 to correctly model move of constant 1.0 to top stack slot.
26242 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26243 (unnamed peephole2 pattern): Remove corresponding peephole2
26244 pattern that optimizes tan insn and loading of constant 1.0.
26245 (tanxf2): Use fptanxf4_i387.
26246 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26247 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26248 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26249 disable patterns for SSE math.
26250 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26251 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26253 2007-01-18 Dirk Mueller <dmueller@suse.de>
26254 Richard Guenther <rguenther@suse.de>
26257 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26258 * common.opt (Warray-bounds): Add new warning option.
26259 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26261 * Makefile.in: make tree-vrp.o depend on toplev.h
26262 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26264 (check_array_refs, check_array_bounds, check_array_ref): New.
26266 2007-01-18 Jan Hubicka <jh@suse.cz>
26268 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26269 (execute_ssa_ccp): Return flags conditionally.
26270 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26272 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26274 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26276 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26277 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26279 * Makefile.c (GTFILES): Add cfglayout.h.
26280 * gengtype.c (open_base_files): Likewise.
26281 * cfglayout.c (cfg_layout_function_footer,
26282 cfg_layout_function_header) Reindent to make gengtype happy.
26283 * cfglayout.h (cfg_layout_function_footer,
26284 cfg_layout_function_header): Add GTY(()) marker.
26286 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26288 2007-01-18 Ben Elliston <bje@au.ibm.com>
26290 * genautomata.c (write_automata): Include xstrerror output in the
26291 error message if writing the DFA description file fails.
26293 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26295 * config/mips/mips-protos.h (mips_output_external): Make it
26297 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26298 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26299 (extern_list): Likewise.
26300 (extern_head): Likewise.
26301 (TARGET_ASM_FILE_END): Likewise.
26302 (mips_file_end): Likewise.
26303 (mips_output_external): Rewritten.
26305 2007-01-18 Ben Elliston <bje@au.ibm.com>
26307 * genpreds.c (write_insn_preds_c): Only write out the function
26308 body for regclass_for_constraint if we have register constraints.
26310 2007-01-17 Tom Tromey <tromey@redhat.com>
26312 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26313 * doc/install.texi (Testing): Use sourceware.org.
26314 (Binaries): Likewise.
26315 (Specific): Likewise.
26316 * doc/contrib.texi (Contributors): Use sourceware.org.
26318 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26320 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26321 (AVR_ENHANCED): Rename to ...
26322 (AVR_HAVE_MUL): ... new.
26323 (avr_enhanced_p): Rename to ...
26324 (avr_have_mul_p): ... new.
26325 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26326 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26327 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26328 (avr_have_mul_p): ... new.
26329 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26330 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26331 'avr_enhanced_p' and 'enhanced'.
26332 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26333 AVR_HAVE_MUL instead of AVR_ENHANCED.
26334 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26335 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26336 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26337 instead of AVR_ENHANCED.
26338 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26339 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26340 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26342 2007-01-17 Ian Lance Taylor <iant@google.com>
26344 * vec.h (VEC_reserve_exact): Define.
26345 (vec_gc_p_reserve_exact): Declare.
26346 (vec_gc_o_reserve_exact): Declare.
26347 (vec_heap_p_reserve_exact): Declare.
26348 (vec_heap_o_reserve_exact): Declare.
26349 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26351 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26352 negative parameter.
26353 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26354 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26355 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26356 * vec.c (calculate_allocation): Add exact parameter. Change all
26358 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26359 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26360 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26361 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26362 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26363 (vec_heap_p_reserve_exact): New function.
26364 (vec_heap_o_reserve_exact): New function.
26366 2007-01-17 Jan Hubicka <jh@suse.cz>
26368 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26370 2007-01-17 Eric Christopher <echristo@apple.com>
26372 * config.gcc: Support core2 processor.
26374 2007-01-16 Jan Hubicka <jh@suse.cz>
26376 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26377 the names, just unlink the chain so we don't crash on dangling
26381 2007-01-16 Jan Hubicka <jh@suse.cz>
26383 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26384 * tree-pass.h: Reorder to make IPA passes appear toegher.
26385 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26387 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26388 parameters, do not call early inliner.
26389 * ipa-inline.c: Update comments. Include tree-flow.h
26390 (cgraph_decide_inlining): Do not compute inlining parameters.
26391 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26392 be called with function context set up.
26393 (pass_ipa_inline): Remove unreachable functions before pass.
26394 (cgraph_early_inlining): Simplify assuming to be called from the
26396 (pass_early_inline): New pass.
26397 (cgraph_gate_ipa_early_inlining): New gate.
26398 (pass_ipa_early_inline): Turn into simple wrapper.
26399 (compute_inline_parameters): New function.
26400 (gate_inline_passes): New gate.
26401 (pass_inline_parameters): New pass.
26402 (apply_inline): Move here from tree-optimize.c
26403 (pass_apply_inline): New pass.
26404 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26406 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26407 doing them by hand.
26408 (tree_function_versioning): Do not allocate dummy struct function.
26409 * tree-inline.h (optimize_inline_calls): Update prototype.
26410 * tree-optimize.c (execute_fixup_cfg): Export.
26411 (pass_fixup_cfg): Remove
26412 (tree_rest_of_compilation): Do not apply inlines.
26413 * tree-flow.h (execute_fixup_cfg): Declare.
26414 * Makefile.in (gt-passes.c): New.
26415 * passes.c: Include gt-passes.h
26416 (init_optimization_passes): New passes.
26417 (nnodes, order): New static vars.
26418 (do_per_function_toporder): New function.
26419 (execute_one_pass): Dump current pass here.
26420 (execute_ipa_pass_list): Don't dump current pass here.
26422 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26424 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26425 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26427 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26429 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26430 (strong_alias): Define.
26431 (__gcc_qmul): Provide non-FMA for soft-float.
26432 (__gcc_qdiv): Same.
26437 (__gcc_qunord): New.
26447 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26448 soft-float functions.
26449 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26450 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26451 about long double soft float.
26453 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26454 Tehila Meyzels <tehila@il.ibm.com>
26456 * tree-vectorizer.h (is_pattern_stmt_p): New.
26457 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26458 formatting (tabs instead of spaces). Cleanup and clarify setting
26459 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26460 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26461 (vectorizable_type_demotion): Check that types are integral.
26462 (vectorizable_type_promotion): Likewise.
26463 (vectorizable_store): Fix typo. Eliminate new-line at end of
26466 2007-01-16 Jan Hubicka <jh@suse.cz>
26468 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26471 2007-01-15 Eric Christopher <echristo@apple.com>
26473 * ifcvt.c: Include vec.h, vecprim.h.
26474 (check_cond_move_block): New argument regs.
26475 Reorganize. Add registers used to regs.
26476 (cond_move_process_if_block): Use regs set above as
26479 2007-01-15 Eric Christopher <echristo@apple.com>
26481 * config/darwin.h: Update copyright.
26482 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26483 (LINK_COMMAND_SPEC): Add -u.
26484 (LINK_SPEC): Fix umbrella for above.
26486 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26488 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26491 2007-01-15 Tom Tromey <tromey@redhat.com>
26493 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26494 * doc/install.texi (Testing): Don't mention jacks.
26495 (Configuration): Document --enable-java-maintainer-mode. Move
26496 --with-java-home to libgcj-specific section. Document
26498 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26500 2007-01-15 Jan Hubicka <jh@suse.cz>
26502 * tree-ssa-dce.c (DCE_TODOs): New.
26503 (propagate_necessity): Return if something changed.
26504 (eliminate_unnecessary_stmts): Likewise.
26505 (perform_tree_ssa_dce): Return TODO flags when needed.
26506 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26508 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26510 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26511 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26512 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26513 patterns using X87MODEF12 mode macro. Extend operand 1
26514 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26515 (log10<mode>2): Ditto.
26516 (log2<mode>2): Ditto.
26517 (log1p<mode>2): Ditto.
26518 (logb<mode>2): Ditto.
26519 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26520 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26521 (*fxtractxf3_i387): Rename from *fxtractxf3.
26522 (fxtract_extend<mode>xf3_i387): New insn pattern.
26523 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26524 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26525 and gen_fyl2xxf3_i387().
26527 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26529 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26530 * cfgloopmanip.c (fix_loop_placement): Made static. Use
26531 get_loop_exit_edges. Changed return type to bool.
26532 * cfgloop.h (fix_loop_placement): Declaration removed.
26534 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
26536 * param.h (MIN_VECT_LOOP_BOUND): New.
26537 * params.def (MIN_VECT_LOOP_BOUND): New.
26538 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
26539 argument - minimum threshold for number of iterations.
26540 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
26541 argument to declaration.
26542 * tree-vect-analyze.c (vect_analyze_operations): Check value of
26543 MIN_VECT_LOOP_BOUND.
26544 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
26545 slpeel_tree_peel_loop_to_edge with additional argument.
26546 (vect_do_peeling_for_alignment): Likewise.
26547 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
26549 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
26552 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
26553 operands of size 1.
26555 2007-01-14 Jan Hubicka <jh@suse.cz>
26557 * tree-dfa.c (remove_referenced_var): New function.
26558 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
26559 prune referenced vars list too.
26560 * tree-flow.h (remove_referenced_var): Declare.
26562 2007-01-14 Jan Hubicka <jh@suse.cz>
26564 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
26566 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
26567 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
26568 * except.h (verify_eh_throw_table_statements): Kill prototype.
26569 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
26570 into call exrepssions.
26571 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
26573 * tree-cfg.c: Include pointer-set.h.
26574 (verify_node_sharing): Work on pointer set.
26575 (verify_eh_throw_stmt_node): New.
26576 (verify_stmts): Use pointers sets, verify throw_stmt.
26578 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
26580 * ipa-reference.c (analyze_function): Consider also addresses taken
26583 2007-01-12 Roger Sayle <roger@eyesopen.com>
26585 * c-typeck.c (null_pointer_constant_p): Replace use of
26586 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26587 (build_c_cast): Likewise.
26589 2007-01-12 Roger Sayle <roger@eyesopen.com>
26591 * tree.h (force_fit_type_double): Remove unused final argument.
26592 * c-common.c (constant_expression_warning): Replace use of
26593 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26594 (convert_and_check): Likewise.
26595 (shorten_compare): Update call to force_fit_type_double.
26596 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
26597 * convert.c (convert_to_pointer): Update call to
26598 force_fit_type_double.
26599 * fold-const.c (force_fit_type_double): Remove overflowed_const
26601 (int_const_binop, fold_convert_const_int_from_int,
26602 fold_convert_const_int_from_real, fold_div_compare,
26603 fold_sign_changed_comparison, fold_unary, fold_negate_const,
26604 fold_abs_const, fold_not_const): Remove the final argument from
26605 calls to force_fit_type_double.
26607 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
26609 * configure.ac: Set insn to "nop" for spu-*-* also.
26610 * configure: Regenerate.
26612 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
26614 * builtins.def : Add BUILT_IN_FREE.
26616 2007-01-12 Jan Hubicka <jh@suse.cz>
26618 PR tree-optimization/30443
26619 * tree-inline.c (tree_function_versioning): Do not optimize when
26620 cloning for inlining.
26622 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
26624 * doc/loop.texi: Document recording of loop exits.
26625 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
26626 (update_single_exits_after_duplication,
26627 update_single_exit_for_duplicated_loop,
26628 update_single_exit_for_duplicated_loops): Removed.
26629 (duplicate_loop_to_header_edge): Do not call
26630 update_single_exits_after_duplication and
26631 update_single_exit_for_duplicated_loops.
26632 (loop_version): Do not update single_exit information.
26633 (fix_loop_structure): Use record_loop_exits instead of
26634 mark_single_exit_loops.
26635 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
26636 the lists of loop exits.
26637 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
26638 split_edge, merge_blocks): Update the lists of loop exits.
26639 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
26640 loop_optimizer_init.
26641 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
26642 of mark_single_exit_loops.
26643 (loop_optimizer_finalize): Call release_recorded_exits.
26644 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
26645 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
26646 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
26647 update single exit information.
26648 * lambda-code.c (perfect_nestify): Ditto.
26649 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
26650 (mark_single_exit_loops): Removed.
26651 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
26652 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
26653 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
26655 (get_loop_exit_edges, single_exit): Use recorded exit lists.
26656 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
26657 (verify_loop_structure): Verify consistency of the exit lists.
26658 (flow_loops_find): Use alloc_loop. Initialize exits hash.
26659 (set_single_exit): Removed.
26660 * cfgloop.h (struct loop_exit): New function.
26661 (struct loop): single_exit_ field replaced by exits field.
26662 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
26663 LOOPS_HAVE_RECORDED_EXITS.
26664 (struct loops): Added exits hash.
26665 (mark_single_exit_loops, set_single_exit): Declaration removed.
26666 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
26668 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26670 * doc/invoke.texi: Avoid use of @headitem.
26672 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26674 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
26676 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26678 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
26681 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26682 Richard Sandiford <richard@codesourcery.com>
26684 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
26685 * config/m68k/m68k.opt: Resort options.
26686 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
26688 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26689 Richard Sandiford <richard@codesourcery.com>
26691 * doc/invoke.texi: Document the macros that are defined by
26692 m68k's -mtune and -mhard-float options.
26693 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
26694 (m68k_cpp_cpu_family): Likewise.
26695 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
26696 of __ucfv*__ macros. Define __mcffpu__ if generating code for
26697 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
26698 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
26699 (m68k_cpp_cpu_family): Likewise.
26701 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26703 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
26704 macros besides mc68000 as tuning macros. Use a switch statement
26705 to set them and mcpu32.
26707 2007-01-12 Julian Brown <julian@codesourcery.com>
26709 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
26710 (TARGET_68040_ONLY): Rename to...
26711 (TARGET_68040): ...this.
26712 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
26713 * config/m68k/m68k.md: Likewise.
26715 2007-01-12 Julian Brown <julian@codesourcery.com>
26716 Nathan Sidwell <nathan@codesourcery.com>
26717 Richard Sandiford <richard@codesourcery.com>
26719 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
26720 the -mcpu= argument associated with the --with-cpu setting.
26721 Define M68K_DEFAULT_TUNE to the default -mtune= option,
26722 if different from the one implied by the -mcpu setting.
26723 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
26724 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
26725 * doc/invoke.texi: Mention ColdFire in the introduction to the
26726 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
26727 -mno-div and -mhard-float options. Make -m68881 a synonym for
26728 -mhard-float. Document the previously-undocumented -m5206e,
26729 -m528x, -m5307 and -m5407 options. Tweak the existing option
26730 documentation for consistency.
26731 * doc/install.texi: Mention new --with-cpu arguments.
26732 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
26733 default CPU if neither -mcpu nor -march are specified.
26734 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
26735 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
26736 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
26737 using m68k_tune to decide between families that implement the
26738 same ISA. Use m68k_tune to set __mcfv4e__.
26739 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
26740 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
26741 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
26742 (FL_ISA_C, FL_ISA_MMU): New macros.
26743 (MASK_COLDFIRE): Delete.
26744 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
26745 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
26746 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
26747 (TARGET_HARD_FLOAT): Do not define here.
26748 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
26749 (TUNE_68000): New macro.
26750 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
26751 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
26752 (TUNE_CFV2): Redefine in terms of m68k_tune.
26753 (uarch_type, target_device, fpu_type): New enums.
26754 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
26755 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
26756 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
26757 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
26758 (FL_FOR_isa_c): New macros.
26759 (m68k_isa): New enum.
26760 (m68k_target_selection): New structure.
26761 (all_devices, all_isas, all_microarchs): New tables.
26762 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
26763 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
26764 (MASK_ALL_CPU_BITS): Delete.
26765 (m68k_find_selection): New function.
26766 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
26767 Map the legacy target options to a combination of the new ones.
26768 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
26769 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
26770 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
26772 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
26773 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
26775 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
26776 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
26777 * config/m68k/m68k-devices.def: New file.
26779 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26780 Nathan Sidwell <nathan@codesourcery.com>
26782 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
26783 (SUBTARGET_EXTRA_SPECS): New macros.
26784 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
26785 use %(asm_cpu_spec) instead.
26786 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
26787 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
26788 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
26789 (EXTRA_SPECS): Rename to...
26790 (SUBTARGET_EXTRA_SPECS): ...this.
26792 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26793 Richard Sandiford <richard@codesourcery.com>
26794 Julian Brown <julian@codesourcery.com>
26796 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26797 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
26798 to the configuration's default CPU.
26799 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
26800 Remove default masks.
26801 (m680[012]0-*-*): Set the default with_cpu to the first part of
26803 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
26804 (m68k*-*-linux): Extend the --with-cpu handling to...
26805 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
26806 and m68010. Don't set target_cpu_default2.
26807 * doc/install.texi: Document --with-cpu for m68k.
26808 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
26809 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
26810 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
26811 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
26812 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
26813 (ASM_SPEC): Remove use of %(asm_cpu_default).
26814 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
26815 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
26816 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
26817 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
26818 __HAVE_FPU__ if TARGET_HARD_FLOAT.
26819 (TARGET_DEFAULT): Delete.
26820 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
26821 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
26822 (CPP_CPU_SPEC): Delete.
26823 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
26824 the appropriate string.
26825 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
26826 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
26827 (ASM_SPEC): Don't use %(asm_default_spec).
26828 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
26829 TARGET_DEFAULT and add MASK_68881.
26830 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
26832 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26834 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
26835 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
26836 MASK_68010 alongside MASK_68020.
26837 * doc/invoke.texi: Document -m68010.
26838 * config/m68k/m68k.opt (m68010): New.
26839 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
26841 (TUNE_68010): New macro.
26842 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
26843 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
26844 (M68K_CPU_m68332): Add MASK_68010.
26845 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
26846 fallback definition.
26847 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
26849 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
26850 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
26851 to all entries that use MASK_68020.
26852 (output_move_simode_const, output_move_himode, output_move_qimode)
26853 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
26854 instead of TARGET_68020 to select clr behavior. Remove comment
26855 about there being no TARGET_68010.
26856 * config/m68k/m68k.md: Likewise throughout.
26858 2007-01-12 Julian Brown <julian@codesourcery.com>
26860 * config/m68k/m68k.h (TARGET_ISAB): New macro.
26861 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
26862 * config/m68k/m68k.md: Likewise.
26864 2007-01-12 Julian Brown <julian@codesourcery.com>
26866 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
26867 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
26869 2007-01-12 Julian Brown <julian@codesourcery.com>
26871 * config/m68k/m68k.h (TUNE_68040_60): New macro.
26872 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
26873 * config/m68k/m68k.md: Likewise.
26875 2007-01-12 Julian Brown <julian@codesourcery.com>
26876 Richard Sandiford <richard@codesourcery.com>
26878 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
26879 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
26880 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
26882 (TARGET_CPU32): Rename to...
26883 (TUNE_CPU32): ...this.
26884 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
26885 (TUNE_CFV2): New macros.
26886 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
26887 remove conditions that are implied by TARGET_68020.
26888 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
26889 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
26890 (m68k_output_function_epilogue): Likewise.
26891 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
26892 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
26893 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
26894 non-68000 timings. Refactor multiplication and division costs.
26895 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
26896 TUNE_CPU32 instead of TARGET_CPU32.
26897 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
26898 and TUNE_68060 instead of TARGET_68060.
26899 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
26900 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
26902 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
26903 && !TARGET_COLDFIRE" to choose between moveq and clr.
26904 Likewise in the unnamed movsf pattern.
26905 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
26906 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
26909 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26911 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
26912 of tabbing before backslashes.
26914 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26916 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
26917 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
26918 (ASM_OUTPUT_INTERNAL_LABEL): Define.
26920 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26922 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
26923 find_interesting_uses_cond.
26924 (find_interesting_uses_cond): Use extract_cond_operands.
26925 (rewrite_use_compare): Use extract_cond_operands and
26926 force_gimple_operand_bsi. Do not call update_stmt.
26927 (determine_use_iv_cost_condition): Use extract_cond_operands.
26928 Return cheaper of using original bound and changing the exit bound.
26930 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26932 PR tree-optimization/29516
26933 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
26934 most_expensive_mult_to_index, addr_to_parts,
26935 create_mem_ref, maybe_fold_tmr): Make the type of
26936 fields of TARGET_MEM_REF sizetype.
26937 (move_fixed_address_to_symbol, move_pointer_to_base):
26939 * tree.def (TARGET_MEM_REF): Add comment on types of
26942 2007-01-11 Joseph Myers <joseph@codesourcery.com>
26944 * c-common.c (vector_types_convertible_p): Treat opaque types as
26945 always convertible if they have the same size, but not otherwise.
26947 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
26949 * ifcvt.c (struct noce_if_info): Add comments to the fields.
26950 Remove the b_unconditional field.
26951 (noce_try_sign_mask): Do not look at b_unconditional.
26952 (noce_process_if_block): Do not use merge_if_blocks. Update
26953 the CFG here. Do not set b_unconditional.
26954 (cond_move_process_if_block): Likewise.
26955 (find_cond_trap): Likewise.
26956 (check_cond_move_block): Require simple jump insns at the end
26957 of the basic block.
26959 2007-01-11 Jan Hubicka <jh@suse.cz>
26961 PR tree-optimization/1046
26962 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
26963 when alias info is not ready.
26964 (pass_tail_recursion): Do not require aliasing.
26965 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
26966 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
26967 * tree-ssa-copy.c (pass_copy_prop): Likewise.
26968 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
26969 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
26970 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
26971 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
26973 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
26974 When aliasing is not build, mark statement as volatile.
26976 2007-01-11 Tom Tromey <tromey@redhat.com>
26978 PR preprocessor/15185, PR preprocessor/20989:
26979 * doc/cppopts.texi <-MT>: Update description of algorithm for
26980 computing default target.
26981 <-M, -MD>: Reword "basename" text.
26983 2007-01-11 Roger Sayle <roger@eyesopen.com>
26985 * builtins.c (expand_builtin_pow, expand_builtin_powi,
26986 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
26987 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
26988 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
26989 fold_builtin_bswap, real_constp, fold_builtin_pow,
26990 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
26991 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
26992 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26993 * convert.c (convert_to_pointer): Likewise.
26994 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
26995 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
26996 const_binop, fold_convert_const_int_from_int,
26997 fold_convert_const_int_from_real,
26998 fold_convert_const_real_from_real, sign_bit_p,
26999 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27000 fold_sign_changed_comparison, fold_unary, fold_comparison,
27001 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27002 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27003 * print-tree.c (print_node_brief, print_node): Likewise.
27004 * stor-layout.c (place_field, layout_type): Likewise.
27005 * tree-chrec.c (keep_cast): Likewise.
27006 * tree.c (build_vector, build_real, build_real_from_int_cst,
27007 build_complex): Likewise.
27009 2007-01-11 Roger Sayle <roger@eyesopen.com>
27011 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27012 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27014 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27016 * configure.ac (strict1_warn): Rename to strict_warn.
27017 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27018 cc_set_by_configure, quoted_cc_set_by_configure,
27019 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27020 all_boot_languages, all_stagestuff): Remove.
27021 (target_list): Remove bootstrap targets.
27022 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27023 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27024 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27025 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27026 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27027 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27028 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27029 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27030 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27031 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27032 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27033 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27034 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27035 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27036 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27037 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27038 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27039 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27040 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27041 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27042 (mostlyclean): Adjust.
27043 (clean, distclean): Don't mention bootstrap stuff.
27044 * configure: Regenerate.
27045 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27046 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27047 treelang/config-lang.in (stagestuff): Remove.
27048 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27049 stageprofile, stagefeedback, stagestuff): Remove mention.
27051 2007-01-11 Nick Clifton <nickc@redhat.com>
27053 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27055 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27056 (mcore_arith_K_S_operand): Run the test for the S constraint not
27057 the test for the M constraint.
27058 (mcore_addsub_operand): Do not accept integer values that are
27059 larger than 32 bits.
27060 * config/mcore/mcore.md: Remove unused constraints from split.
27061 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27062 (addsi3): Likewise.
27063 (allocate_stack): Likewise.
27064 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27065 operands to 32 bits.
27066 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27068 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27069 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27070 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27071 mcore_output_bclri, mcore_output_andn, output_inline_const,
27072 mcore_output_move, mcore_output_movedouble): Likewise.
27073 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27074 (output_inline_const): Likewise.
27075 (output_inline_const): Fix format strings used in sprintf
27077 * config/mcore/mcore-protos.h: Update prototypes for changed
27078 functions in mcore.c.
27079 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27080 HOST_WIDE_INT and not int.
27081 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27082 CONST_OK_FOR_N): Likewise.
27083 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27084 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27087 2007-01-10 Jan Hubicka <jh@suse.cz>
27089 * tree-vrp.c (remove_range_assertions): Release defs.
27090 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27091 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27093 2007-01-10 Paul Brook <paul@codesourcery.com>
27095 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27096 * config/arm/arm.md (mulsi3subsi): New insn.
27098 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27100 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27101 (tree_transform_and_unroll_loop): New.
27102 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27105 2007-01-10 Robert Kennedy <jimbob@google.com>
27107 * fold-const.c (fold_comparison): Fold comparisons like (x *
27108 1000 < 0) to (x < 0).
27110 2007-01-10 Ian Lance Taylor <iant@google.com>
27112 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27113 operands have the same priority.
27115 2007-01-10 Tom Tromey <tromey@redhat.com>
27117 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27118 (fold_binary): Likewise.
27119 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27120 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27121 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27122 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27123 * langhooks.h (struct lang_hooks): Removed field
27124 'can_use_bit_fields_p'.
27126 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27128 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27130 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27132 * function.c (get_last_funcdef_no): New function.
27133 * function.h (get_last_funcdef_no): Declare.
27134 * tree-inline.c (initialize_cfun): Add initialization.
27135 (tree_function_versioning): Cleanup.
27137 2007-01-10 Jan Hubicka <jh@suse.cz>
27139 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27142 2007-01-10 Sa Liu <saliu@de.ibm.com>
27143 Ben Elliston <bje@au.ibm.com>
27145 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27146 for SAVE_NONLOCAL and Pmode for any other save level.
27147 * spu-protos.h (spu_restore_stack_block): Declare.
27148 * spu.md (save_stack_block): Remove.
27149 (restore_stack_block): Call spu_restore_stack_block.
27150 * spu.c (spu_restore_stack_block): New function.
27151 (spu_expand_epilogue): Remove old comment.
27153 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27155 PR tree-optimization/30322
27156 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27157 (cand_value_at): Return the value as aff_tree.
27158 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27159 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27160 aff_combination_mult): New functions.
27161 (aff_combination_add): Use aff_combination_add_cst.
27162 (aff_combination_convert): Allow conversions to a wider type.
27163 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27164 * tree-affine.h (aff_combination_mult): Declare.
27166 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27168 * doc/tm.texi: Update documentation to reflect reality of exec
27169 and start file search behaviours. Update copyright year.
27170 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27171 header file directories.
27173 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27175 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27176 (*cosxf2): Rename to cosxf2_i387.
27177 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27178 using X87MODEF12 mode macro. Rename patterns to
27179 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27181 (*cosdf2, *cossf2): Ditto.
27182 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27183 to match extended input operands.
27184 (sincos<mode>3): New expander.
27185 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27186 insn patterns and corresponding splitters.
27188 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27190 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27191 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27193 2007-01-09 Nicolas Pitre <nico@cam.org>
27196 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27198 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27200 * target.h (struct gcc_target): New field library_rtti_comdat.
27201 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27202 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27203 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27204 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27206 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27208 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27210 2007-01-08 Richard Guenther <rguenther@suse.de>
27212 * tree.h (force_fit_type_double): Export.
27213 (force_fit_type): Remove.
27214 * fold-const.c (force_fit_type_double): New function.
27215 (force_fit_type): Remove.
27216 (int_const_binop): Use it.
27217 (fold_convert_const_int_from_int): Likewise.
27218 (fold_convert_const_int_from_real): Likewise.
27219 (fold_div_compare): Likewise.
27220 (fold_sign_changed_comparison): Likewise.
27221 (fold_unary): Likewise.
27222 (fold_negate_const): Likewise.
27223 (fold_abs_const): Likewise.
27224 (fold_not_const): Likewise.
27225 * c-common.c (shorten_compare): Use force_fit_type_double.
27226 * convert.c (convert_to_pointer): Likewise.
27228 2007-01-08 Richard Guenther <rguenther@suse.de>
27230 * tree.h (build_int_cst_wide_type): Export.
27231 * tree.c (build_int_cst_wide_type): New function.
27232 (build_int_cst_wide): Fix comment.
27233 * builtins.c (fold_builtin_object_size): Use build_int_cst
27234 to build -1 or 0 of the correct type. Use fit_double_type
27235 to check for overflow.
27236 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27238 (decode_field_reference): Likewise.
27239 (all_ones_mask_p): Likewise.
27240 (native_interpret_int): Use build_int_cst_wide_type.
27241 (fold_binary): Use build_int_cst_type to build an all-ones
27243 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27245 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27247 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27249 2007-01-09 Ben Elliston <bje@au.ibm.com>
27251 * genautomata.c (STATS_OPTION): New option.
27252 (stats_flag): New flag.
27253 (gen_automata_option): Handle it.
27254 (initiate_automaton_gen): Ditto.
27255 (write_automata): Output statistics only if stats_flag is
27256 set. Likewise, output time statistics only if time_flag is set.
27257 * doc/md.texi (Processor pipeline description): Document new flag.
27259 2007-01-08 Richard Guenther <rguenther@suse.de>
27261 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27262 * tree.c (build_int_cst_type): Likewise.
27263 (size_in_bytes): Don't call force_fit_type on the result.
27264 (int_fits_type_p): Use fit_double_type.
27265 * fold-const.c (fit_double_type): New function.
27266 (force_fit_type): Use it.
27267 * tree.h (fit_double_type): Export.
27269 2007-01-08 Jan Hubicka <jh@suse.cz>
27271 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27272 * ipa.c (function_and_variable_visibility): Fix return type.
27274 2007-01-08 Richard Guenther <rguenther@suse.de>
27276 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27277 of offset to build the index.
27278 * tree-pretty-print.c (dump_generic_node): Don't build negated
27279 const just for printing.
27280 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27281 * builtins.c (fold_builtin_int_roundingfn): Check if result
27282 fits the type by using force_fit_type and comparing the result.
27283 * predict.c (predict_loops): Use compare_tree_int for comparison.
27284 * tree.c (build_int_cst): Fall back to integer_type_node for
27286 (build_int_cst_wide): Assert type is non-null.
27288 2007-01-08 Roberto Costa <roberto.costa@st.com>
27290 * tree-vrp.c (extract_range_from_cond_expr): New.
27291 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27292 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27294 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27295 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27296 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27297 used as expressions.
27298 * tree-object-size.c (cond_expr_object_size): New.
27299 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27301 2007-01-08 Jan Hubicka <jh@suse.cz>
27303 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27304 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27307 2007-01-08 Richard Guenther <rguenther@suse.de>
27309 PR tree-optimization/23603
27310 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27311 (extract_range_from_binary): Fall back to truthvalue instead of
27312 varying for TRUTH_*_EXPR.
27313 (extract_range_from_comparison): Fall back to truthvalue instead of
27315 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27316 if all visited PHI values were constant.
27318 2007-01-08 Jan Hubicka <jh@suse.cz>
27320 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27321 (cgraph_analyze_function): break out from ...
27322 (cgraph_finalize_compilation_unit): ... here.
27323 (cgraph_expand_function): Remove forgoten commented out line.
27324 (cgraph_optimize): Analyze functions.
27326 2007-01-08 Jan Hubicka <jh@suse.cz>
27328 * tree-pas.h (TODO_remove_function): New flag.
27329 (TODO_update*): Renumber.
27330 (pass_ipa_increase_alignment,
27331 pass_ipa_function_and_variable_visibility): New passes.
27332 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27333 (cgraph_function_and_variable_visibility): Move to ipa.c
27334 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27335 cgraph_increase_alignment.
27336 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27337 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27338 calling tree-inline.
27339 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27340 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27341 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27342 (gate_increase_alignment): New function.
27343 (pass_ipa_increase_alignment): New pass.
27344 * ipa.c: Inline tree-pass.h and timevar.h
27345 (function_and_variable_visibility): Move here from cgraphunit.c
27346 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27347 * passes.c (init_optimization_passes): Add the two new passes.
27348 (execute_todo): Handle cgraph_remove_functions.
27350 2007-01-08 Nick Clifton <nickc@redhat.com>
27352 * config/frv/predicates.md (reg_or_0_operand): Accept
27355 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27357 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27358 * config.gcc: Add bfin*-rtems*.
27360 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27362 * c.opt: Add -flax-vector-conversions.
27363 * c-typeck.c (convert_for_assignment): Pass flag to
27364 vector_types_convertible_p to allow emission of note.
27365 (digest_init): Likewise.
27366 * c-opts.c: Handle -flax-vector-conversions.
27367 * c-common.c (flag_lax_vector_conversions): New.
27368 (vector_types_convertible_p): Unless -flax-vector conversions
27369 has been passed, disallow conversions between vectors with
27370 differing numbers of subparts and/or element types. If such
27371 a conversion is disallowed, possibly emit a note on the first
27372 occasion only to inform the user of -flax-vector-conversions.
27373 The new last argument specifies this.
27374 * c-common.h (flag_lax_vector_conversions): New.
27375 (vector_types_convertible_p): Add extra argument.
27376 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27377 char_type_node for V*QI type vectors.
27378 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27379 Update to satisfy new typechecking rules.
27380 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27381 C and C++ variants.
27382 * doc/invoke.texi (C Dialect Options): Document
27383 -flax-vector-conversions.
27385 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27387 PR tree-optimization/29877
27388 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27389 a register variable on the RHS to not be replaceable.
27391 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27392 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27393 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27394 const_simm15, const_pow2, const_npow2): Added.
27395 * config/score/misc.md (insv, extv, extzv, movmemsi,
27396 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27397 * config/score/score.c (score_address_cost, score_select_cc_mode):
27399 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27400 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27401 Update score_print_operand.
27402 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27403 Adjust register allocate order and update some macro define.
27404 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27405 mdx_block_move_straight, mdx_block_move_loop_head,
27406 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27407 mdx_block_move_loop, mdx_block_move): Added.
27408 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27409 mdp_limm): Updated and fix some bug and typo.
27410 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27411 (movsf, movdf, doloop_end): Added.
27413 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27415 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27416 config/arm/thumb2.md: Fix comment typos.
27417 * doc/extend.texi: Fix a typo.
27419 2007-01-07 Eric Christopher <echristo@apple.com>
27421 * configure.ac: Check for __stack_chk_fail for darwin.
27422 * configure: Regenerate.
27424 2007-01-07 Richard Guenther <rguenther@suse.de>
27426 * tree-vrp.c (extract_range_from_assert): CSE calls to
27427 compare_values where possible.
27428 (extract_range_from_unary_expr): Likewise.
27430 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27432 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27433 * config/avr/avr.c (call_insn_operand): Delete function.
27434 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27435 instead of register number. Use predicates.
27436 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27437 call_insn_operand): Add.
27439 2007-01-06 Jan Hubicka <jh@suse.cz>
27441 * tree-pass.h (pass_build_cgraph_edges): Declare.
27442 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27443 (visited_nodes): Remove.
27444 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27445 build_cgrpah_edges; make visited_nodes local.
27446 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27447 (record_references_in_initializer): Move to cgraphbuild.c
27448 (initialize_inline_failed, rebuild_cgraph_edges,
27449 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27450 (verify_cgraph_node): Make visited_nodes local.
27451 (cgraph_analyze_function): Do not call cgraph_create_edges and
27452 initialize_inline_failed.
27453 (cgraph_expand_function): Do not call cgraph_lower_function;
27454 assert that function is already lowered.
27455 * Makefile.in (cgraphbuild.o): New.
27456 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27457 at the end of lowering passes.
27459 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27461 * ifcvt.c (cond_move_convert_if_block): New function, code
27462 factored out from...
27463 (cond_move_process_if_block): ...here. Call the new function
27464 on the THEN and ELSE blocks.
27465 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27466 already takes care of this.
27468 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27471 * tree.h (TREE_OVERFLOW_P): New.
27472 * c-typeck.c (parser_build_unary_op): Warn only if result
27473 overflowed and operands did not.
27474 (parser_build_binary_op): Likewise.
27475 (convert_for_assignment): Remove redundant overflow_warning.
27476 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27478 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27480 * c-typeck.c (store_init_value): Split over two lines to follow
27481 the GNU coding style.
27483 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27485 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27486 __GXX_EXPERIMENTAL_CXX0X__.
27487 * doc/cpp.texi: Same.
27489 2007-01-05 Richard Guenther <rguenther@suse.de>
27491 PR middle-end/27826
27492 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27493 with mismatched types. Instead explicitly build a
27494 conversion NOP_EXPR.
27496 2007-01-05 Ian Lance Taylor <iant@google.com>
27498 * c-common.c (decl_with_nonnull_addr_p): New function.
27499 (c_common_truthvalue_conversion): Call it.
27500 * c-typeck.c (build_binary_op): Likewise.
27501 * c-common.h (decl_with_nonnull_addr_p): Declare.
27503 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27506 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27509 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27511 * doc/install.texi (Final install): Document the fact that
27512 the GNAT runtime should not be stripped.
27514 2007-01-04 Jan Hubicka <jh@suse.cz>
27516 * tree-inline.c (fold_marked_statements): Update operand caches
27517 and EH after folding
27519 2007-01-04 Ian Lance Taylor <iant@google.com>
27521 * c-common.c (check_function_nonnull): Whitespace fix.
27523 2007-01-04 Jan Hubicka <jh@suse.cz>
27525 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27526 comitted older version of patch.
27527 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27528 function, celanup cfg and collect garbage.
27530 2007-01-04 Mike Stump <mrs@apple.com>
27532 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
27535 2007-01-04 Eric Christopher <echristo@apple.com>
27537 * libgcc2.c (__bswapsi2): Use SItype.
27538 (__bswapdi2): Use DItype.
27539 * libgcc2.h: Update for above.
27541 2007-01-04 Paul Brook <paul@codesourcery.com>
27543 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
27544 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
27545 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
27546 umulsidi3, umulsidi3adddi, smulsi3_highpart,
27547 umulsi3_highpart): Make conditional on !arm_arch6.
27548 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
27549 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
27550 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
27551 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
27552 umulsi3_highpart_v6): New insns.
27554 2007-01-04 Roger Sayle <roger@eyesopen.com>
27556 * fold-const.c (fold_convert): When casting an expression to void,
27557 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
27558 have a type. Instead of attempting to build a NOP_EXPR, return
27559 these "special" trees directly.
27561 2007-01-04 Joseph Myers <joseph@codesourcery.com>
27563 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
27564 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
27565 rs6000_cost->fp not 0 as adjustment for outer NEG.
27567 2007-01-04 Jan Hubicka <jh@suse.cz>
27569 * cgraph.c (cgraph_release_function_body): New function.
27570 (cgraph_remove_node): Use it.
27571 * cgraph.h (cgraph_release_function_body): Declare.
27572 * cgraphunit.c (cgraph_expand_function): Use it.
27573 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
27574 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
27575 is initialized and while compilation of other function is running.
27576 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
27577 statement CFG annotations from here to ...
27578 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
27580 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
27582 * cfgloop.h (enum li_flags): Make the constants powers of two.
27584 2007-01-04 Jan Hubicka <jh@suse.cz>
27586 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
27588 (fold_marked_statements): New function.
27589 (optimize_inline_calls, tree_function_versioning): Fold new statements.
27590 * tree-inline.h (copy_body_data): Add statements_to_fold.
27592 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
27594 * config.gcc: Mention libgcc/config.host.
27595 * Makefile.in: Update comments mentioning libgcc.
27596 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
27597 (all.cross, start.encap, rest.encap, rest.cross): Update
27598 dependencies for libgcc move.
27599 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
27600 (clean-target, clean-target-libgcc): Delete.
27601 (srcdirify, GCC_EXTRA_PARTS): New macros.
27602 (libgcc-support, libgcc.mvars): New rules.
27603 (distclean): Remove mention of mklibgcc.
27604 (install): Don't reference INSTALL_LIBGCC.
27605 (install-common): Don't reference EXTRA_PARTS.
27606 (install-libgcc, install-multilib): Delete rules.
27607 * mklibgcc.in: Delete file.
27608 * doc/configfiles.texi: Don't mention mklibgcc.
27610 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
27611 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
27612 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
27613 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
27614 (mklibgcc, ldblspecs): Likewise.
27616 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
27617 (posixpre.def): Use $(T).
27618 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
27619 (SHLIB_SRC, SHLIB_INSTALL): Delete.
27620 (SHLIB_LINK): Make dummy.
27621 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
27623 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
27625 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
27626 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
27627 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
27628 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
27630 * configure.ac (all_outputs): Remove mklibgcc.
27631 * configure: Regenerated.
27633 2007-01-03 Josh Conner <jconner@apple.com>
27635 PR middle-end/29683
27636 * calls.c (compute_argument_addresses): Set stack and stack_slot
27637 for partial args, too.
27638 (store_one_arg): Use locate.size.constant for the size when
27639 generating a save_area.
27641 2007-01-03 Robert Kennedy <jimbob@google.com>
27643 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
27644 whose definitions are deleted due to basic block merging.
27646 2007-01-03 Paul Brook <paul@codesourcery.com>
27649 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
27651 (use_return_insn): Return 0 for Thumb interrupt functions.
27652 (print_multi_reg): Add rfe argument for IRQ returns.
27653 (arm_output_epilogue): Pop interrupt return address directly into PC.
27654 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
27656 2007-01-03 Paul Brook <paul@codesourcery.com>
27658 Merge from sourcerygxx-4_1.
27659 * config/arm/thumb2.md: New file.
27660 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
27662 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
27663 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
27664 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
27665 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
27667 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
27668 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
27670 * config/arm/ieee754-sf.S: Ditto.
27671 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
27672 (thumb1_base_register_rtx_p): ... to this.
27673 (thumb_index_register_rtx_p): Rename...
27674 (thumb1_index_register_rtx_p): ... to this.
27675 (thumb_output_function_prologue): Rename...
27676 (thumb1_output_function_prologue): ... to this.
27677 (thumb_legitimate_address_p): Rename...
27678 (thumb1_legitimate_address_p): ... to this.
27679 (thumb_rtx_costs): Rename...
27680 (thumb1_rtx_costs): ... to this.
27681 (thumb_compute_save_reg_mask): Rename...
27682 (thumb1_compute_save_reg_mask): ... to this.
27683 (thumb_final_prescan_insn): Rename...
27684 (thumb1_final_prescan_insn): ... to this.
27685 (thumb_expand_epilogue): Rename...
27686 (thumb1_expand_epilogue): ... to this.
27687 (arm_unwind_emit_stm): Rename...
27688 (arm_unwind_emit_sequence): ... to this.
27689 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
27690 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
27691 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
27692 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
27693 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
27694 thumb2_output_casesi): New functions.
27695 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
27696 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
27697 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
27698 THUMB2_WORK_REGS): Define.
27699 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
27700 arm_condexec_mask, arm_condexec_masklen)): New variables.
27701 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
27702 (arm_override_options): Check new CPU capabilities.
27703 Set new architecture flag variables.
27704 (arm_isr_value): Handle v7m interrupt functions.
27705 (user_return_insn): Return 0 for v7m interrupt functions. Handle
27707 (const_ok_for_arm): Handle Thumb-2 constants.
27708 (arm_gen_constant): Ditto. Use movw when available.
27709 (arm_function_ok_for_sibcall): Return false for v7m interrupt
27711 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
27712 (thumb_find_work_register, arm_load_pic_register,
27713 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
27714 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
27715 print_multi_reg, output_mov_long_double_fpa_from_arm,
27716 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
27717 output_mov_double_fpa_from_arm, output_move_double,
27718 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
27719 output_return_instruction, arm_output_function_prologue,
27720 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
27721 arm_output_mi_thunk, thumb_set_return_address): Ditto.
27722 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
27723 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
27724 (arithmetic_instr, shift_op): Use arm_shift_nmem.
27725 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
27727 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
27728 (thumb_expand_prologue): Use thumb_set_frame_pointer.
27729 (arm_file_start): Output directive for unified syntax.
27730 (arm_unwind_emit_set): Handle stack alignment instruction.
27731 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
27732 Add v6t2, v7, v7a, v7r and v7m.
27733 (RETLDM): Add Thumb-2 code.
27734 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
27735 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
27736 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
27737 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
27738 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
27739 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
27740 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
27741 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
27742 ADJUST_INSN_LENGTH): Define.
27743 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
27744 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
27745 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
27746 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
27747 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
27748 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
27749 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
27750 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
27751 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
27752 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
27753 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
27754 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
27755 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
27756 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
27757 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
27758 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
27759 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
27761 * config/arm/arm-tune.md: Regenerate.
27762 * config/arm/arm-protos.h: Update prototypes.
27763 * config/arm/vfp.md: Enable patterns for Thumb-2.
27764 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
27765 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
27766 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
27767 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
27768 * config/arm/libunwind.S: Add Thumb-2 code.
27769 * config/arm/constraints.md: Update include Thumb-2.
27770 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
27771 * config/arm/ieee754-df.S: Ditto.
27772 * config/arm/bpabi.S: Ditto.
27773 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
27774 * config/arm/predicates.md (low_register_operand,
27775 low_reg_or_int_operand, thumb_16bit_operator): New.
27776 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
27777 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
27778 * config/arm/t-arm-elf: Add armv7 multilib.
27779 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
27781 (UNSPEC_STACK_ALIGN, ce_count): New.
27782 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
27783 arm_zero_extendsidi2, arm_zero_extendqidi2): New
27785 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
27786 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
27787 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
27788 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
27789 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
27790 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
27792 * doc/extend.texi: Document ARMv7-M interrupt functions.
27793 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
27795 2007-01-03 Jakub Jelinek <jakub@redhat.com>
27797 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
27798 (struct _Unwind_Context): Rename args_size to flags, remove
27799 signal_frame field, add a new args_size field and version field.
27800 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
27801 _Unwind_IsExtendedContext): New inline functions.
27802 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
27803 Assume by_value array is only present if _Unwind_IsExtendedContext.
27804 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
27805 _Unwind_IsSignalFrame.
27806 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
27807 (uw_update_context_1): Use _Unwind_SetSignalFrame.
27808 (uw_init_context_1): Initialize context->flags to
27809 EXTENDED_CONTEXT_BIT.
27810 * config/rs6000/linux-unwind.h (frob_update_context): Use
27811 _Unwind_SetSignalFrame.
27813 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27815 PR middle-end/30353
27816 * gimplify.c (gimplify_modify_expr_complex_part): Move below
27817 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
27820 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
27822 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
27823 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
27824 RET, AT_SP): Remove.
27825 * config/i386/i386.md (*sse_prologue_save_insn): Use return
27828 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27829 * cfgbuild.c (find_basic_blocks): Likewise.
27830 * cfgrtl.c (rtl_create_basic_block): Likewise.
27831 * function.c (temp_slots_at_level): Likewise.
27832 * reg-stack.c (stack_regs_mentioned): Likewise.
27833 * regclass.c (allocate_reg_info): Likewise.
27834 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27835 set_bb_for_stmt, move_block_to_fn): Likewise.
27836 * tree-complex.c (tree_lower_complex): Likewise.
27837 * vec.h (VEC_safe_grow_cleared): New.
27839 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
27841 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
27843 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
27844 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
27846 * cfgloopmanip.c (scale_loop_frequencies): Export.
27847 (loopify): Scale the frequencies by prescribed coefficients.
27848 (set_zero_probability): New function.
27849 (duplicate_loop_to_header_edge): Improve updating of frequencies.
27850 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
27851 and frequencies according to arguments.
27852 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
27854 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
27855 * modulo-sched.c (sms_schedule): Set probabilities for entering
27856 versioned loop correctly.
27857 * tree-vect-transform.c (vect_transform_loop): Ditto.
27858 * cfgloop.h (loopify, loop_version): Declaration changed.
27859 (scale_loop_frequencies): Declared.
27861 2007-01-02 Jan Hubicka <jh@suse.cz>
27863 * cgraph.c: Include tree-flow.h
27864 (cgraph_add_new-function): Handle IPA_SSA mode; execute
27865 early_local_passes.
27866 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
27867 * tree-pass.h (pass_all_early_optimizations): Declare.
27868 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
27869 early_local_passes.
27870 (cgraph_analyze_function): Do early_local_passes.
27871 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27872 Do not add referenced vars.
27873 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
27875 (gate_all_early_local_passes): New gate.
27876 (pass_early_local_passes): Use new gate.
27877 (execute_early_local_optimizations): New functions.
27878 (gate_all_early_optimizations): New gate.
27879 (pass_all_early_optimizations): New pass.
27880 (execute_free_datastructures): Free SSA only when initialized.
27881 (gate_init_datastructures): Init only when optimizing.
27882 (tree_lowering_passes): Do early local passes when called late.
27883 * tree-profile.c (do_tree_profiling): Don't profile functions added
27885 (do_early_tree_profiling, pass_early_tree_profile): Kill.
27886 * tree-cfg.c (update_modified_stmts): Do not update when operands are
27888 * passes.c (init_optimizations_passes): Reorder so we go into SSA
27889 during early_local_passes.
27890 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
27893 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27895 * Makefile.in: Update copyright year.
27897 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27899 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
27900 in $(lang_checks) and check-consistency targets.
27902 2007-01-02 Jan Hubicka <jh@suse.cz>
27904 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27905 Do not add referenced vars.
27906 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
27908 * passes.c (init_optimization_passes): Put mudflap_2 after
27909 free_datastructures.
27911 2007-01-02 Jan Hubicka <jh@suse.cz>
27913 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
27914 Set NOTHROW flag on call statements proved to be nothrow.
27915 Update statement of local calls so new pure/const functions are
27916 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
27918 (tree_rest_of_compilation): Register hooks and initialize bitmap
27919 early. Do not set after_inlining flag.
27921 2007-01-02 Steve Ellcey <sje@cup.hp.com>
27923 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
27924 HOST_BITS_PER_LONGLONG
27926 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27929 * c-typeck.c (store_init_value): Don't emit pedantic overflow
27930 warning for non-static initializers.
27932 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
27934 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
27935 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
27936 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
27937 Always use set_unique_reg_note to add REG_EQUAL notes.
27939 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27942 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27944 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27945 * cfgbuild.c (find_basic_blocks): Likewise.
27946 * cfgrtl.c (rtl_create_basic_block): Likewise.
27947 * function.c (temp_slots_at_level): Likewise.
27948 * reg-stack.c (stack_regs_mentioned): Likewise.
27949 * regclass.c (allocate_reg_info): Likewise.
27950 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27951 set_bb_for_stmt, move_block_to_fn): Likewise.
27952 * tree-complex.c (tree_lower_complex): Likewise.
27953 * vec.h (VEC_safe_grow_cleared): New.
27955 2007-01-02 Ian Lance Taylor <iant@google.com>
27957 * c-common.c (c_common_truthvalue_conversion): When warning about
27958 using an assignment as a truth value, set TREE_NO_WARNING.
27960 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27963 * c.opt (Wold-style-declaration): New.
27964 * doc/invoke.texi (C-only Warning Options): New.
27965 (Wold-style-declaration): Document it.
27966 (Wextra): Enabled by -Wextra.
27967 * c-opts.c (c_common_post_options): Enabled by -Wextra.
27968 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
27969 -Wold-style-declaration.
27971 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27973 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27974 * cfgbuild.c (find_basic_blocks): Likewise.
27975 * cfgrtl.c (rtl_create_basic_block): Likewise.
27976 * function.c (temp_slots_at_level): Likewise.
27977 * reg-stack.c (stack_regs_mentioned): Likewise.
27978 * regclass.c (allocate_reg_info): Likewise.
27979 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27980 set_bb_for_stmt, move_block_to_fn): Likewise.
27981 * tree-complex.c (tree_lower_complex): Likewise.
27982 * vec.h (VEC_safe_grow_cleared): New.
27984 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
27986 * c-common.c (c_common_nodes_and_builtins): Since variants of
27987 void_type_node get built before it is given a name, we need to
27988 give those variants the name, too.
27989 (complete_array_type): We need to work with the canonical main
27990 type of the array, from which we will build the qualified version.
27991 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
27992 * print-tree.c (print_node): Display canonical type information
27994 * stor-layout.c (layout_type): When we don't know the
27995 alignment of a type for which we're building an array, we end up
27996 guessing wrong, so make the type require structural equality.
27997 * tree.c (make_node_stat): When we build a new type, it is its
27998 own canonical type.
27999 (build_type_attribute_qual_variant): When building an attribute
28000 variant, its canonical type is the non-attribute variant. However,
28001 if the attributes are target-dependent and they differ, we need to
28002 use structural equality checks for this type.
28003 (build_qualified_type): A qualified type is not equivalent to its
28004 unqualified variant; set the canonical type appropriately.
28005 (build_distinct_type_copy): When building a distinct type from
28006 another type, the new type is its own canonical type.
28007 (build_variant_type_copy): When building a new type variant, we
28008 assume that it is equivalent to the original type.
28009 (build_pointer_type_for_mode): When building a pointer type, also
28010 build a canonical type pointer.
28011 (build_reference_type_for_mode): When building a reference type,
28012 also build a canonical type reference.
28013 (build_index_type): When we can't hash an index type (e.g.,
28014 because its maximum value is negative), the index type requires
28015 structural equality tests.
28016 (build_array_type): Build the canonical form of an array type.
28017 (build_function_type): Function types require structural equality,
28018 because they contain default arguments, attributes, etc.
28019 (build_method_type_directly): Ditto for method types.
28020 (build_offset_type): Build the canonical offset type.
28021 (build_complex_type): Build the canonical vector type.
28022 (make_vector_type): Build the canonical vector type.
28023 * tree.h (TYPE_CANONICAL): New.
28024 (TYPE_STRUCTURAL_EQUALITY_P): New.
28025 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28026 (struct tree_type): Added "canonical" field.
28027 * params.h (VERIFY_CANONICAL_TYPES): New.
28028 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28029 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28030 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28031 * doc/invoke.texi (verify-canonical-types): Document --param
28032 parameter for verifying canonical types.
28034 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28036 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28037 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28038 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28039 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28041 * config/rs6000/e500.h: New.
28042 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28043 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28045 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28046 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28047 TARGET_E500_DOUBLE): Remove.
28048 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28049 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28050 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28051 * config/rs6000/rs6000.c (rs6000_override_options): Use
28052 CHECK_E500_OPTIONS.
28054 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28056 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28057 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28058 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28059 rs6000_emit_cmove): Don't check TARGET_E500.
28060 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28061 sordered): Don't check TARGET_E500.
28063 2007-01-01 Eric Christopher <echristo@apple.com>
28065 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28066 HARD_REGISTER_NUM_P.
28068 2007-01-01 Roger Sayle <roger@eyesopen.com>
28070 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28071 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28072 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28075 2007-01-01 Mike Stump <mrs@apple.com>
28077 * configure.ac: Remove support for building with Apple's gcc-3.1.
28079 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28081 PR middle-end/30311
28082 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28083 REG is a hard register. Do not modify REG before calling
28085 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28086 multiple of the size of YMODE for certain lowpart cases.
28088 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28090 PR middle-end/30253
28091 * gimplify (voidify_wrapper_expr): Update for
28092 GIMPLE_MODIFY_STMT.
28094 2007-01-01 Andreas Schwab <schwab@suse.de>
28097 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28098 save of BR0 in extra_spill_size instead of spill_size.
28099 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28101 (ia64_expand_epilogue): Restore BR0 from its new location.
28103 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28105 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28106 Use a temporary variable if the left hand side is not a gimple
28109 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28111 * gimplify.c (gimplify_return_expr): Make the temporary variable
28112 for the return expression, a gimple register variable.
28114 2007-01-01 Jan Hubicka <jh@suse.cz>
28116 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28119 2007-01-01 Mike Stump <mrs@apple.com>
28121 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28123 * config/darwin.c (machopic_select_rtx_section): Use
28124 HAVE_GAS_LITERAL16.
28125 (darwin_mergeable_constant_section): Likewise.
28126 * configure: Regenerate.
28127 * config.in: Regenerate.
28129 2007-01-01 Jan Hubicka <jh@suse.cz>
28130 Andrew Pinski <pinskia@gmail.com>
28132 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28133 before starting IPA passes.