1 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
2 David Ung <davidu@mips.com>
4 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5 {d}addiu and a negative immediate such that it works with MIPS16
8 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
11 * configure.ac (ld_vers): Support Linux linker.
12 * configure: Regenerated.
14 2007-09-13 Richard Sandiford <richard@codesourcery.com>
15 Sandra Loosemore <sandra@codesourcery.com>
17 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
18 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
19 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
20 nomips16 into decl attributes.
21 (TARGET_INSERT_ATTRIBUTES): Override.
22 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
23 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
24 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
25 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
26 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
27 (mips_use_mips16_mode_p): Reimplement as a function that takes
28 a decl and considers only decl attributes. If the decl is nested
29 function, use its parent attributes.
30 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
31 instead of SYMBOL_REF_MIPS16_FUNC_P.
32 (mips_set_mips16_mode): Move call to sorry here from old
33 mips_use_mips16_mode_p.
34 (mflip_mips16_entry): New structure.
35 (mflip_mips16_htab): New variable.
36 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
37 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
38 (mips_merge_decl_attributes): New function.
39 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
40 Use mips_use_mips16_mode_p.
41 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
42 SYMBOL_REF_MIPS16_FUNC_P.
43 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
45 2007-09-13 Richard Sandiford <richard@codesourcery.com>
47 * c-parser.c (c_parser_struct_declaration): Check for a null return.
49 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
52 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
54 2007-09-12 Michael Meissner <michael.meissner@amd.com>
55 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
56 Tony Linthicum <tony.linthicum@amd.com>
58 * tree.h (function_args_iterator): New type to iterate over
60 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
61 function arguments providing a pointer to the argument.
62 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
63 function arguments providing the argument.
64 (function_args_iter_init): Inline function to initialize
65 function_args_iterator.
66 (function_args_iter_cond_ptr): Inline function to return the next
67 pointer to hold the argument.
68 (function_args_iter_cond): Inline function to return the next
70 (function_args_iter_cond_next): Advance the function args
72 (stdarg_p): New function, return true if variable argument
74 (prototype_p): New function, return true if function is
76 (function_args_count): New function, count the number of arguments
79 * tree.c (stdarg_p): New function, return true if variable
81 (prototype_p): New function, return true if function is
84 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
85 (TARGET_ROUND): New macro for the round/ptest instructions which
86 are shared between SSE4.1 and SSE5.
87 (OPTION_MASK_ISA_ROUND): Ditto.
88 (OPTION_ISA_ROUND): Ditto.
89 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
90 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
92 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
93 (-mfused-madd): New switch to give users control over whether the
94 compiler optimizes to use the multiply/add SSE5 instructions.
96 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
97 m_ATHLON_K8_AMDFAM10, and change all uses.
98 (enum pta_flags): Add PTA_SSE5.
99 (ix86_handle_option): Turn off 3dnow if -msse5.
100 (override_options): Add SSE5 support.
101 (print_operand): %Y prints comparison codes for SSE5 com/pcom
103 (ix86_expand_sse_movcc): Add SSE5 support.
104 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
105 vector type to the next largest size.
106 (ix86_expand_sse5_pack): New function to use pperm to pack a
107 vector type to the next smallest size.
108 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
109 (IX86_BUILTIN_FMADDSD): Ditto.
110 (IX86_BUILTIN_FMADDPS): Ditto.
111 (IX86_BUILTIN_FMADDPD): Ditto.
112 (IX86_BUILTIN_FMSUBSS): Ditto.
113 (IX86_BUILTIN_FMSUBSD): Ditto.
114 (IX86_BUILTIN_FMSUBPS): Ditto.
115 (IX86_BUILTIN_FMSUBPD): Ditto.
116 (IX86_BUILTIN_FNMADDSS): Ditto.
117 (IX86_BUILTIN_FNMADDSD): Ditto.
118 (IX86_BUILTIN_FNMADDPS): Ditto.
119 (IX86_BUILTIN_FNMADDPD): Ditto.
120 (IX86_BUILTIN_FNMSUBSS): Ditto.
121 (IX86_BUILTIN_FNMSUBSD): Ditto.
122 (IX86_BUILTIN_FNMSUBPS): Ditto.
123 (IX86_BUILTIN_FNMSUBPD): Ditto.
124 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
125 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
126 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
127 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
128 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
129 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
130 (IX86_BUILTIN_PPERM): Ditto.
131 (IX86_BUILTIN_PERMPS): Ditto.
132 (IX86_BUILTIN_PERMPD): Ditto.
133 (IX86_BUILTIN_PMACSSWW): Ditto.
134 (IX86_BUILTIN_PMACSWW): Ditto.
135 (IX86_BUILTIN_PMACSSWD): Ditto.
136 (IX86_BUILTIN_PMACSWD): Ditto.
137 (IX86_BUILTIN_PMACSSDD): Ditto.
138 (IX86_BUILTIN_PMACSDD): Ditto.
139 (IX86_BUILTIN_PMACSSDQL): Ditto.
140 (IX86_BUILTIN_PMACSSDQH): Ditto.
141 (IX86_BUILTIN_PMACSDQL): Ditto.
142 (IX86_BUILTIN_PMACSDQH): Ditto.
143 (IX86_BUILTIN_PMADCSSWD): Ditto.
144 (IX86_BUILTIN_PMADCSWD): Ditto.
145 (IX86_BUILTIN_PHADDBW): Ditto.
146 (IX86_BUILTIN_PHADDBD): Ditto.
147 (IX86_BUILTIN_PHADDBQ): Ditto.
148 (IX86_BUILTIN_PHADDWD): Ditto.
149 (IX86_BUILTIN_PHADDWQ): Ditto.
150 (IX86_BUILTIN_PHADDDQ): Ditto.
151 (IX86_BUILTIN_PHADDUBW): Ditto.
152 (IX86_BUILTIN_PHADDUBD): Ditto.
153 (IX86_BUILTIN_PHADDUBQ): Ditto.
154 (IX86_BUILTIN_PHADDUWD): Ditto.
155 (IX86_BUILTIN_PHADDUWQ): Ditto.
156 (IX86_BUILTIN_PHADDUDQ): Ditto.
157 (IX86_BUILTIN_PHSUBBW): Ditto.
158 (IX86_BUILTIN_PHSUBWD): Ditto.
159 (IX86_BUILTIN_PHSUBDQ): Ditto.
160 (IX86_BUILTIN_PROTB): Ditto.
161 (IX86_BUILTIN_PROTW): Ditto.
162 (IX86_BUILTIN_PROTD): Ditto.
163 (IX86_BUILTIN_PROTQ): Ditto.
164 (IX86_BUILTIN_PROTB_IMM): Ditto.
165 (IX86_BUILTIN_PROTW_IMM): Ditto.
166 (IX86_BUILTIN_PROTD_IMM): Ditto.
167 (IX86_BUILTIN_PROTQ_IMM): Ditto.
168 (IX86_BUILTIN_PSHLB): Ditto.
169 (IX86_BUILTIN_PSHLW): Ditto.
170 (IX86_BUILTIN_PSHLD): Ditto.
171 (IX86_BUILTIN_PSHLQ): Ditto.
172 (IX86_BUILTIN_PSHAB): Ditto.
173 (IX86_BUILTIN_PSHAW): Ditto.
174 (IX86_BUILTIN_PSHAD): Ditto.
175 (IX86_BUILTIN_PSHAQ): Ditto.
176 (IX86_BUILTIN_FRCZSS): Ditto.
177 (IX86_BUILTIN_FRCZSD): Ditto.
178 (IX86_BUILTIN_FRCZPS): Ditto.
179 (IX86_BUILTIN_FRCZPD): Ditto.
180 (IX86_BUILTIN_CVTPH2PS): Ditto.
181 (IX86_BUILTIN_CVTPS2PH): Ditto.
182 (IX86_BUILTIN_COMEQSS): Ditto.
183 (IX86_BUILTIN_COMNESS): Ditto.
184 (IX86_BUILTIN_COMLTSS): Ditto.
185 (IX86_BUILTIN_COMLESS): Ditto.
186 (IX86_BUILTIN_COMGTSS): Ditto.
187 (IX86_BUILTIN_COMGESS): Ditto.
188 (IX86_BUILTIN_COMUEQSS): Ditto.
189 (IX86_BUILTIN_COMUNESS): Ditto.
190 (IX86_BUILTIN_COMULTSS): Ditto.
191 (IX86_BUILTIN_COMULESS): Ditto.
192 (IX86_BUILTIN_COMUGTSS): Ditto.
193 (IX86_BUILTIN_COMUGESS): Ditto.
194 (IX86_BUILTIN_COMORDSS): Ditto.
195 (IX86_BUILTIN_COMUNORDSS): Ditto.
196 (IX86_BUILTIN_COMFALSESS): Ditto.
197 (IX86_BUILTIN_COMTRUESS): Ditto.
198 (IX86_BUILTIN_COMEQSD): Ditto.
199 (IX86_BUILTIN_COMNESD): Ditto.
200 (IX86_BUILTIN_COMLTSD): Ditto.
201 (IX86_BUILTIN_COMLESD): Ditto.
202 (IX86_BUILTIN_COMGTSD): Ditto.
203 (IX86_BUILTIN_COMGESD): Ditto.
204 (IX86_BUILTIN_COMUEQSD): Ditto.
205 (IX86_BUILTIN_COMUNESD): Ditto.
206 (IX86_BUILTIN_COMULTSD): Ditto.
207 (IX86_BUILTIN_COMULESD): Ditto.
208 (IX86_BUILTIN_COMUGTSD): Ditto.
209 (IX86_BUILTIN_COMUGESD): Ditto.
210 (IX86_BUILTIN_COMORDSD): Ditto.
211 (IX86_BUILTIN_COMUNORDSD): Ditto.
212 (IX86_BUILTIN_COMFALSESD): Ditto.
213 (IX86_BUILTIN_COMTRUESD): Ditto.
214 (IX86_BUILTIN_COMEQPS): Ditto.
215 (IX86_BUILTIN_COMNEPS): Ditto.
216 (IX86_BUILTIN_COMLTPS): Ditto.
217 (IX86_BUILTIN_COMLEPS): Ditto.
218 (IX86_BUILTIN_COMGTPS): Ditto.
219 (IX86_BUILTIN_COMGEPS): Ditto.
220 (IX86_BUILTIN_COMUEQPS): Ditto.
221 (IX86_BUILTIN_COMUNEPS): Ditto.
222 (IX86_BUILTIN_COMULTPS): Ditto.
223 (IX86_BUILTIN_COMULEPS): Ditto.
224 (IX86_BUILTIN_COMUGTPS): Ditto.
225 (IX86_BUILTIN_COMUGEPS): Ditto.
226 (IX86_BUILTIN_COMORDPS): Ditto.
227 (IX86_BUILTIN_COMUNORDPS): Ditto.
228 (IX86_BUILTIN_COMFALSEPS): Ditto.
229 (IX86_BUILTIN_COMTRUEPS): Ditto.
230 (IX86_BUILTIN_COMEQPD): Ditto.
231 (IX86_BUILTIN_COMNEPD): Ditto.
232 (IX86_BUILTIN_COMLTPD): Ditto.
233 (IX86_BUILTIN_COMLEPD): Ditto.
234 (IX86_BUILTIN_COMGTPD): Ditto.
235 (IX86_BUILTIN_COMGEPD): Ditto.
236 (IX86_BUILTIN_COMUEQPD): Ditto.
237 (IX86_BUILTIN_COMUNEPD): Ditto.
238 (IX86_BUILTIN_COMULTPD): Ditto.
239 (IX86_BUILTIN_COMULEPD): Ditto.
240 (IX86_BUILTIN_COMUGTPD): Ditto.
241 (IX86_BUILTIN_COMUGEPD): Ditto.
242 (IX86_BUILTIN_COMORDPD): Ditto.
243 (IX86_BUILTIN_COMUNORDPD): Ditto.
244 (IX86_BUILTIN_COMFALSEPD): Ditto.
245 (IX86_BUILTIN_COMTRUEPD): Ditto.
246 (IX86_BUILTIN_PCOMEQUB): Ditto.
247 (IX86_BUILTIN_PCOMNEUB): Ditto.
248 (IX86_BUILTIN_PCOMLTUB): Ditto.
249 (IX86_BUILTIN_PCOMLEUB): Ditto.
250 (IX86_BUILTIN_PCOMGTUB): Ditto.
251 (IX86_BUILTIN_PCOMGEUB): Ditto.
252 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
253 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
254 (IX86_BUILTIN_PCOMEQUW): Ditto.
255 (IX86_BUILTIN_PCOMNEUW): Ditto.
256 (IX86_BUILTIN_PCOMLTUW): Ditto.
257 (IX86_BUILTIN_PCOMLEUW): Ditto.
258 (IX86_BUILTIN_PCOMGTUW): Ditto.
259 (IX86_BUILTIN_PCOMGEUW): Ditto.
260 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
261 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
262 (IX86_BUILTIN_PCOMEQUD): Ditto.
263 (IX86_BUILTIN_PCOMNEUD): Ditto.
264 (IX86_BUILTIN_PCOMLTUD): Ditto.
265 (IX86_BUILTIN_PCOMLEUD): Ditto.
266 (IX86_BUILTIN_PCOMGTUD): Ditto.
267 (IX86_BUILTIN_PCOMGEUD): Ditto.
268 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
269 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
270 (IX86_BUILTIN_PCOMEQUQ): Ditto.
271 (IX86_BUILTIN_PCOMNEUQ): Ditto.
272 (IX86_BUILTIN_PCOMLTUQ): Ditto.
273 (IX86_BUILTIN_PCOMLEUQ): Ditto.
274 (IX86_BUILTIN_PCOMGTUQ): Ditto.
275 (IX86_BUILTIN_PCOMGEUQ): Ditto.
276 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
277 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
278 (IX86_BUILTIN_PCOMEQB): Ditto.
279 (IX86_BUILTIN_PCOMNEB): Ditto.
280 (IX86_BUILTIN_PCOMLTB): Ditto.
281 (IX86_BUILTIN_PCOMLEB): Ditto.
282 (IX86_BUILTIN_PCOMGTB): Ditto.
283 (IX86_BUILTIN_PCOMGEB): Ditto.
284 (IX86_BUILTIN_PCOMFALSEB): Ditto.
285 (IX86_BUILTIN_PCOMTRUEB): Ditto.
286 (IX86_BUILTIN_PCOMEQW): Ditto.
287 (IX86_BUILTIN_PCOMNEW): Ditto.
288 (IX86_BUILTIN_PCOMLTW): Ditto.
289 (IX86_BUILTIN_PCOMLEW): Ditto.
290 (IX86_BUILTIN_PCOMGTW): Ditto.
291 (IX86_BUILTIN_PCOMGEW): Ditto.
292 (IX86_BUILTIN_PCOMFALSEW): Ditto.
293 (IX86_BUILTIN_PCOMTRUEW): Ditto.
294 (IX86_BUILTIN_PCOMEQD): Ditto.
295 (IX86_BUILTIN_PCOMNED): Ditto.
296 (IX86_BUILTIN_PCOMLTD): Ditto.
297 (IX86_BUILTIN_PCOMLED): Ditto.
298 (IX86_BUILTIN_PCOMGTD): Ditto.
299 (IX86_BUILTIN_PCOMGED): Ditto.
300 (IX86_BUILTIN_PCOMFALSED): Ditto.
301 (IX86_BUILTIN_PCOMTRUED): Ditto.
302 (IX86_BUILTIN_PCOMEQQ): Ditto.
303 (IX86_BUILTIN_PCOMNEQ): Ditto.
304 (IX86_BUILTIN_PCOMLTQ): Ditto.
305 (IX86_BUILTIN_PCOMLEQ): Ditto.
306 (IX86_BUILTIN_PCOMGTQ): Ditto.
307 (IX86_BUILTIN_PCOMGEQ): Ditto.
308 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
309 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
310 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
311 OPTION_MASK_ISA_ROUND for instructions that are shared between
314 (bdesc_sse_3arg): Ditto.
315 (enum multi_arg_type): New enum for describing the various SSE5
316 intrinsic argument types.
317 (bdesc_multi_arg): New table for SSE5 intrinsics.
318 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
319 (ix86_expand_multi_arg_builtin): New function for creating SSE5
321 (ix86_expand_builtin): Add SSE5 intrinsic support.
322 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
323 operand instructions.
324 (ix86_expand_sse5_multiple_memory): New function to split the
325 second memory reference from SSE5 instructions.
326 (type_has_variadic_args_p): Delete in favor of stdarg_p.
327 (ix86_return_pops_args): Use stdarg_p to determine if the function
328 has variable arguments.
329 (ix86_setup_incoming_varargs): Ditto.
330 (x86_this_parameter): Ditto.
332 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
334 (ix86_expand_sse5_pack): Ditto.
335 (ix86_sse5_valid_op_p): Ditto.
336 (ix86_expand_sse5_multiple_memory): Ditto.
338 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
339 constant for SSE5 support.
340 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
341 (UNSPEC_SSE5_TRUEFALSE): Ditto.
342 (UNSPEC_SSE5_PERMUTE): Ditto.
343 (UNSPEC_SSE5_ASHIFT): Ditto.
344 (UNSPEC_SSE5_LSHIFT): Ditto.
345 (UNSPEC_FRCZ): Ditto.
346 (UNSPEC_CVTPH2PS): Ditto.
347 (UNSPEC_CVTPS2PH): Ditto.
348 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
350 (COM_FALSE_S): Ditto.
351 (COM_FALSE_P): Ditto.
354 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
355 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
357 (memory attribute): Ditto.
358 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
359 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
360 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
361 (floor<mode>2): Ditto.
362 (ceil<mode>2): Ditto.
363 (btrunc<mode>2): Ditto.
364 (nearbyintdf2): Ditto.
365 (nearbyintsf2): Ditto.
366 (sse_setccsf): Disable if SSE5.
367 (sse_setccdf): Ditto.
368 (sse5_setcc<mode>): New support for SSE5 conditional move.
369 (sse5_pcmov_<mode>): Ditto.
371 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
374 (ssemodesuffixf4): New mode attribute for SSE5.
375 (ssemodesuffixf2s): Ditto.
376 (ssemodesuffixf2c): Ditto.
377 (sserotatemax): Ditto.
378 (ssescalarmode): Ditto.
379 (sse_maskcmpv4sf3): Disable if SSE5.
380 (sse_maskcmpv2df3): Ditto.
381 (sse_vmmaskcmpv4sf3): Ditto.
382 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
384 (sse5_vmfmadd<mode>4): Ditto.
385 (sse5_fmsub<mode>4): Ditto.
386 (sse5_vmfmsub<mode>4): Ditto.
387 (sse5_fnmadd<mode>4): Ditto.
388 (sse5_vmfnmadd<mode>4): Ditto.
389 (sse5_fnmsub<mode>4): Ditto.
390 (sse5_vmfnmsub<mode>4): Ditto.
391 (sse5i_fmadd<mode>4): Ditto.
392 (sse5i_fmsub<mode>4): Ditto.
393 (sse5i_fnmadd<mode>4): Ditto.
394 (sse5i_fnmsub<mode>4): Ditto.
395 (sse5i_vmfmadd<mode>4): Ditto.
396 (sse5i_vmfmsub<mode>4): Ditto.
397 (sse5i_vmfnmadd<mode>4): Ditto.
398 (sse5i_vmfnmsub<mode>4): Ditto.
399 (mulv16qi3): Add SSE5 support.
401 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
402 (sse2_mulv4si3): Disable if SSE5.
403 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
404 (sse4_1_roundps): Ditto.
405 (sse4_1_roundsd): Ditto.
406 (sse4_1_roundss): Ditto.
407 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
409 (sse_maskcmpsf3): Ditto.
410 (sse_vmmaskcmpv4sf3): Ditto.
411 (sse2_maskcmpv2df3): Ditto.
412 (sse2_maskcmpdf3): Ditto.
413 (sse2_vmmaskcmpv2df3): Ditto.
414 (sse2_eq<mode>3): Ditto.
415 (sse2_gt<mode>3): Ditto.
416 (sse5_pcmov_<mode>): Add SSE5 support.
417 (vec_unpacku_hi_v16qi): Ditto.
418 (vec_unpacks_hi_v16qi): Ditto.
419 (vec_unpacku_lo_v16qi): Ditto.
420 (vec_unpacks_lo_v16qi): Ditto.
421 (vec_unpacku_hi_v8hi): Ditto.
422 (vec_unpacks_hi_v8hi): Ditto.
423 (vec_unpacku_lo_v8hi): Ditto.
424 (vec_unpacks_lo_v8hi): Ditto.
425 (vec_unpacku_hi_v4si): Ditto.
426 (vec_unpacks_hi_v4si): Ditto.
427 (vec_unpacku_lo_v4si): Ditto.
428 (vec_unpacks_lo_v4si): Ditto.
429 (sse5_pmacsww): New SSE5 intrinsic insn.
430 (sse5_pmacssww): Ditto.
431 (sse5_pmacsdd): Ditto.
432 (sse5_pmacssdd): Ditto.
433 (sse5_pmacssdql): Ditto.
434 (sse5_pmacssdqh): Ditto.
435 (sse5_pmacsdqh): Ditto.
436 (sse5_pmacsswd): Ditto.
437 (sse5_pmacswd): Ditto.
438 (sse5_pmadcsswd): Ditto.
439 (sse5_pmadcswd): Ditto.
440 (sse5_pcmov_<move>): Conditional move support on SSE5.
441 (sse5_phaddbw): New SSE5 intrinsic insn.
442 (sse5_phaddbd): Ditto.
443 (sse5_phaddbq): Ditto.
444 (sse5_phaddwd): Ditto.
445 (sse5_phaddwq): Ditto.
446 (sse5_phadddq): Ditto.
447 (sse5_phaddubw): Ditto.
448 (sse5_phaddubd): Ditto.
449 (sse5_phaddubq): Ditto.
450 (sse5_phadduwd): Ditto.
451 (sse5_phadduwq): Ditto.
452 (sse5_phaddudq): Ditto.
453 (sse5_phsubbw): Ditto.
454 (sse5_phsubwd): Ditto.
455 (sse5_phsubdq): Ditto.
457 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
458 (sse5_pperm_zero_v16qi_v8hi): Ditto.
459 (sse5_pperm_sign_v8hi_v4si): Ditto.
460 (sse5_pperm_zero_v8hi_v4si): Ditto.
461 (sse5_pperm_sign_v4si_v2di): Ditto.
462 (sse5_pperm_sign_v4si_v2di): Ditto.
463 (sse5_pperm_pack_v2di_v4si): Ditto.
464 (sse5_pperm_pack_v4si_v8hi): Ditto.
465 (sse5_pperm_pack_v8hi_v16qi): Ditto.
466 (sse5_perm<mode>): New SSE5 intrinsic insn.
467 (rotl<mode>3): Ditto.
468 (sse5_rotl<mode>3): Ditto.
469 (sse5_ashl<mode>3): Ditto.
470 (sse5_lshl<mode>3): Ditto.
471 (sse5_frcz<mode>2): Ditto.
472 (sse5s_frcz<mode>2): Ditto.
473 (sse5_cvtph2ps): Ditto.
474 (sse5_cvtps2ph): Ditto.
475 (sse5_vmmaskcmp<mode>3): Ditto.
476 (sse5_com_tf<mode>3): Ditto.
477 (sse5_maskcmp<mode>3): Ditto.
478 (sse5_maskcmp_uns<mode>3): Ditto.
479 (sse5_maskcmp_uns2<mode>3): Ditto.
480 (sse5_pcom_tf<mode>3): Ditto.
482 * config/i386/predicates.md (const_0_to_31_operand): New predicate
484 (sse5_comparison_float_operator): New predicate to match the
485 comparison operators supported by the SSE5 com instruction.
486 (ix86_comparison_int_operator): New predicate to match just the
487 signed int comparisons.
488 (ix86_comparison_uns_operator): New predicate to match just the
489 unsigned int comparisons.
491 * doc/invoke.texi (-msse5): Add documentation.
492 (-mfused-madd): Ditto.
494 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
496 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
500 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
502 * config/i386/bmmintrin.h: New file, provide common x86 compiler
503 intrinisics for SSE5.
505 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
508 * config/i386/mmintrin-common.h: New file, to contain common
509 instructions between SSE4.1 and SSE5.
511 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
512 FOREACH_FUNCTION_ARGS to iterate over the argument list.
513 (gen_regparm_prefix): Ditto.
515 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
516 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
517 prototype_p to determine if a function is prototyped.
519 2007-09-12 Janis Johnson <janis187@us.ibm.com>
521 * config/dfp-bit.c (dfp_conversion_exception): New function.
522 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
525 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
527 2007-09-12 Jakub Jelinek <jakub@redhat.com>
530 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
531 before sp restoration even when total_size is 0, but
532 frame_pointer_needed.
534 2007-09-12 Bob Wilson <bob.wilson@acm.org>
536 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
537 (xtensa_copy_incoming_a7): Use start_sequence instead of
538 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
539 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
540 of the saveregs sequence.
542 2007-09-12 Richard Sandiford <richard@codesourcery.com>
544 * c-tree.h (grokfield): Add a "tree *" argument.
545 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
546 Chain nested decl attributes to it. Don't call decl_attributes here.
547 (groktypename): Pass grokdeclarator a pointer to the attribute list.
548 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
549 (grokfield): Take a pointer to the decl's attributes and pass
550 it to grokdeclarator.
551 * c-parser.c (c_parser_struct_declaration): Update the calls to
552 grokfield. Call decl_attributes for anonymous struct and union
555 2007-09-12 Jan Hubicka <jh@suse.cz>
557 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
559 2007-09-12 Ira Rosen <irar@il.ibm.com>
561 PR tree-optimization/32377
562 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
563 between positive and negative dependence distance using DDR_REVERSED_P.
565 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
567 PR tree-optimization/33373
568 * tree-vect-analyze (vect_determine_vectorization_factor): Call
569 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
571 2007-09-12 Jan Hubicka <jh@suse.cz>
574 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
577 2007-09-12 Christian Bruel <christian.bruel@st.com>
579 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
580 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
582 2007-09-12 Ira Rosen <irar@il.ibm.com>
584 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
585 for oprnd1 if not required.
586 (vectorizable_operation): Use scalar operand in SLP in case of
587 shift with scalar argument.
589 2007-09-12 Ira Rosen <irar@il.ibm.com>
591 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
594 2007-09-11 James E. Wilson <wilson@specifix.com>
596 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
597 TARGET_UNWIND_INFO is defined.
598 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
601 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
603 * config/sh/sh.c (calc_live_regs): Use
604 current_function_saves_all_registers instead of
605 current_function_has_nonlocal_label.
606 (sh_allocate_initial_value): Likewise.
607 (sh_get_pr_initial_val): Likewise.
608 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
609 * config/sh/sh.md (load_ra): Likewise.
611 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
613 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
616 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
617 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
619 2007-09-12 Sa Liu <saliu@de.ibm.com>
621 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
622 operands to DFmode GE or LE compares.
624 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
626 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
627 REG_CLASS_NAMES): Add P0REGS.
628 (REGNO_REG_CLASS): Return it where appropriate.
629 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
630 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
631 * doc/md.texi (Blackfin family): Document 'q' constraints.
633 2007-09-11 Steve Kenton <skenton@ou.edu>
635 * pa/linux-unwind.h: Guard with inhibit_libc.
636 * pa/hpux-unwind.h: Likewise.
638 2007-09-11 David Daney <ddaney@avtrex.com>
640 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
641 * doc/install.texi: Document new --with-llsc and --without-llsc
643 * config.gcc: Handle --with-llsc and --without-llsc configure options.
644 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
645 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
647 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
648 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
649 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
650 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
651 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
652 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
653 * config/mips/mips.opt (mllsc): New option.
654 * config/mips/mips.c (mips_llsc): Define variable.
655 (mips_handle_option): Handle mllsc option.
656 (override_options): Set mips_print_operand_punct for '|' and '-'.
657 (print_operand): Add new %| and %- operand codes.
658 * config/mips/mips.h (mips_llsc_setting): New enum type.
659 (mips_llsc): Declare.
660 (OPTION_DEFAULT_SPECS): Add llsc handling.
661 (GENERATE_SYNC): New macro.
662 (GENERATE_LL_SC): New macro.
663 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
664 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
665 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
666 in %| and %- operand codes.
668 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
670 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
671 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
673 2007-09-11 Jason Merrill <jason@redhat.com>
676 * stor-layout.c (layout_decl): Do pack variable size fields.
678 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
680 * config/m68k/predicates.md (movsi_const0_operand,
681 non_symbolic_call_operand): New predicates.
683 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
685 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
686 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
687 CW, CZ, CS, Ap and Ac.
689 * config/m68k/m68k.md (UNSPEC_IB): New constant.
690 (constraints.md): New include.
691 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
692 opx_mem, opy_mem, op_mem, guess, split): New attributes.
693 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
696 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
697 attributes. Split tstsi_internal_68020_cf from it.
698 (tstsi_internal_68020_cf): New pattern.
699 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
700 (tst<mode>_cf): Specify attributea.
701 (cmpsi_cf): Name pattern. Specify attributes.
702 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
703 (pushexthisi_const): Fix to use alternatives. Specify
705 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
706 from it. Fix to use alternatives. Specify attributes.
707 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
708 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
710 (movsf_cf_soft): Specify attributes.
711 (movdf_cf_soft): Add split.
712 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
713 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
714 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
715 (truncdfsf2_68881): Name pattern. Specify attributes.
716 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
717 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
718 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
720 (addsi3_5200): Fix to use alternatives. Specify attributes.
722 (add<mode>3_cf, subdi_dishl32): Specify attributes.
723 (subsi3): Add alternative for subq.l. Specify attributes.
724 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
725 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
727 (umulhisi3): Specify attributes.
728 (mulhisisi3_z): Name pattern. Specify attributes.
729 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
730 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
731 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
732 bsetmemqi): Specify attributes.
733 (bsetmemqi_ext): Name pattern. Specify attributes.
734 (bclrmemqi): Specify attributes.
735 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
736 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
738 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
739 pattern. Specify attributes.
740 (jump): Specify attributes.
741 (tablejump_internal): Name pattern. Specify attributes.
742 (call_value): Split into non_symbolic_call_value,
743 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
744 alternatives. Specify attributes.
745 (non_symbolic_call_value, symbolic_call_value_jsr,
746 symbolic_call_value_bsr): New patterns.
747 (nop, return, unlink, indirect_jump): Specify attributes.
748 (trap): Fix condition. Specify attributes.
751 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
752 (override_options): Initialize it. Initialize m68k_sched_cpu.
753 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
754 (const_method): Make global, rename to m68k_const_method.
755 (const_int_cost, output_move_const_into_data_reg): Update.
756 (output_move_double): Parametrize to emit rtl code, rename to
758 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
759 emit_movsi): New static functions.
760 (output_move_double): New function with semantics of old
762 (m68k_emit_move_double): New function.
763 (m68k_sched_cpu): New variable.
764 (attr_op_type): New enum.
765 (sched_guess_p): New variable.
766 (sched_address_type, sched_operand_type, sched_attr_op_type):
767 New static functions.
768 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
769 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
770 (sched_branch_type): New static variable.
771 (m68k_sched_branch_type): New function.
772 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
773 (m68k_symbolic_call_var): Declare.
774 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
775 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
776 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
777 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
780 2007-09-11 Jakub Jelinek <jakub@redhat.com>
782 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
783 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
784 error if __builtin_va_arg_pack_len () wasn't optimized out during
786 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
787 with the number of inline's anonymous arguments.
788 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
790 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
792 * fold-const.c (extract_muldiv_1): Do not simplify
795 2007-09-11 Jan Hubicka <jh@suse.cz>
797 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
798 (TARGET_INTER_UNIT_CONVERSIONS): New.
799 * i386.md (floatsi expanders): Remove redundant check for SImode
800 source; offload to memory when asked for.
801 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
802 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
804 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
805 floatsidf2_mixed_memory, floatsidf2_sse_memory
806 floatdisf2_mixed_memory, floatsisf2_sse_memory,
807 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
809 2007-09-11 Jan Hubicka <jh@suse.cz>
811 * toplev.c (process_options): all frontends now do unit-at-a-time.
812 * cgraphunit.c: update comments.
813 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
814 * c-decl.c (finish_function): use cgraph_add_new_function.
815 * function.c (expand_function_end): We are always unit-at-a-time.
817 2007-09-11 Richard Sandiford <richard@codesourcery.com>
819 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
821 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
823 2007-09-11 Richard Sandiford <richard@codesourcery.com>
825 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
826 SYMBOL_FORCE_TO_MEM constants.
827 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
828 (mips16_rewrite_pool_refs_info): New structure.
829 (mips16_rewrite_pool_constant): New function, split out from...
830 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
831 mips16_rewrite_pool_refs_info structure rather than a pointer
832 to a constant pool. Force force_to_mem_operands into memory.
833 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
834 * config/mips/predicates.md (force_to_mem_operand): New predicate.
835 * config/mips/constraints.md (kf): New constraint.
836 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
837 (*movsi_mips16): Likewise.
839 2007-09-11 Richard Sandiford <richard@codesourcery.com>
840 Nigel Stephens <nigel@mips.com>
841 David Ung <davidu@mips.com>
843 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
844 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
845 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
846 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
847 (mips_zero_extend_cost): New functions.
848 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
849 Use the new functions. Tweak many cost estimates, both here
850 and in the new subroutines. Return false when the cost of the
851 operands has not been calculated. Check for *clear_upper32.
852 Check for floating-point multiply-add, reciprocal and rsqrt
853 patterns. Handle comparison and rotation codes.
855 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
857 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
859 * config/i386/i386.c (get_dllimport_decl): Don't strip
862 2007-09-10 Janis Johnson <janis187@us.ibm.com>
865 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
867 (DFP_TO_BFP): Use for either XFmode or TFmode.
868 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
870 * config/dfp-bit.h: Include float.h.
871 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
872 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
873 which doesn't mean the same thing.
874 (BFP_KIND): Use 4 to mean TFmode.
875 (BFP_FMT): Specify the number of decimal digits based on the
876 number of mantissa digits.
877 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
878 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
879 (STR_TO_BFP): Use strtold for XFmode or TFmode.
880 (TFtype): Define if TFmode is supported.
881 * doc/libgcc.texi (Decimal float library routines): Document
882 TF conversion functions.
884 2007-09-10 Chao-ying Fu <fu@mips.com>
886 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
887 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
888 (mips_emit_compare): Process fixed-point modes.
889 (mips_pad_arg_upward): Support fixed-point types.
890 (override_options): Allow fixed-point modes in accumulators.
891 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
892 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
893 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
894 (mips_scalar_mode_supported_p): New function to accept fixed-point
895 modes if the width is not greater than two BITS_PER_WORD.
896 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
897 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
898 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
899 LONG_LONG_ACCUM_TYPE_SIZE): Define.
900 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
902 ("IMODE"): New mode attribute.
903 (mips-fixed.md): Include.
904 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
906 * config/mips/mips-fixed.md: New file.
908 2007-09-11 Ben Elliston <bje@au.ibm.com>
910 * config/spu/spu.md: Formatting fixes.
912 2007-09-10 Janis Johnson <janis187@us.ibm.com>
914 * config/dfp-bit.c (dfp_unary_func): Delete.
915 (dfp_unary_op): Delete.
916 (dfp_binary_op): Use decFloat functions instead of decNumber
917 functions for binary operations.
918 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
919 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
921 (dfp_compare_op): Use decFloat functions insteadof decNumber
922 functions for comparisons.
923 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
924 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
926 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
927 call to dxx_binary_op and decFloat function.
928 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
929 calls to dxx_binary_op and decFloat function.
930 * config/dfp-bit.h: Include decFloat header files.
931 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
932 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
933 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
934 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
936 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
937 Jan Sjodin <jan.sjodin@amd.com>
939 * tree-vect-analyze.c (vect_analyze_operations): Change
940 comparison of loop iterations with threshold to less than
941 or equal to instead of less than. Reduce
942 min_scalar_loop_bound by one.
943 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
944 Change prologue and epilogue iterations estimate to vf/2,
945 when unknown at compile-time. Change versioning guard
946 cost to taken_branch_cost. If peeling for alignment is
947 unknown at compile-time, change peel guard costs to one
948 taken branch and one not-taken branch per peeled loop.
949 If peeling for alignment is known but number of scalar loop
950 iterations is unknown at compile-time, change peel guard
951 costs to one taken branch per peeled loop. Change the cost
952 model equation to consider vector iterations as the loop
953 iterations less the prologue and epilogue iterations.
954 Change outside vector cost check to less than or equal to
955 zero instead of equal to zero.
956 (vect_do_peeling_for_loop_bound): Reduce
957 min_scalar_loop_bound by one.
958 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
959 TARG_COND_NOT_TAKEN_BRANCH_COST.
960 * config/i386/i386.h (processor_costs): Add
961 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
962 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
963 vec_align_load_cost, vect_unalign_load_cost,
964 vec_store_cost, cond_taken_branch_cost,
965 cond_not_taken_branch_cost.
966 Define macros for x86 costs.
967 * config/i386/i386.c:
968 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
969 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
970 scalar_to_vec_cost, vec_align_load_cost,
971 vect_unalign_load_cost, vec_store_cost,
972 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
973 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
974 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
975 core2_cost, generic64_cost, generic32_cost): Set to default
977 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
978 (x86_builtin_vectorization_cost): New.
980 2007-09-10 Janis Johnson <janis187@us.ibm.com>
981 Ben Elliston <bje@au.ibm.com>
983 * dfp.c: Include decimal128Local.h;
984 (dfp_byte_swap): Remove.
985 (encode_decimal32, decode_decimal32): Don't handle endianness.
986 (encode_decimal64, decode_decimal64): Ditto.
987 (encode_decimal128, decode_decimal128): Ditto.
988 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
990 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
992 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
993 * Makefile.in (DECNUM_H): Add decimal128Local.h.
995 2007-09-10 David Daney <ddaney@avtrex.com>
997 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
999 (memory_barrier): Rewrote as an insn that clobbers memory.
1001 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1003 * config/mips/mips.c (mips_global_pointer): Check
1004 call_really_used_regs instead of call_used_regs.
1005 (mips_save_reg_p): Likewise. Save all call-saved registers
1006 if current_function_saves_all_registers. Fix indentation.
1007 No longer treat $18 as a special case.
1008 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1010 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1012 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1013 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1014 the introductory comment.
1015 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1016 (override_options): Don't test for it.
1017 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1018 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1019 * config/mips/vr.h: As for config/mips/sde.h.
1021 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1022 Revital Eres <eres@il.ibm.com>
1024 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1025 (struct ddg): Define.
1026 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1027 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1028 * config/spu/spu.c: Include ddg.h.
1029 (TARGET_SCHED_SMS_RES_MII): Define.
1030 (spu_sms_res_mii): New function to calculate mii.
1031 * modulo-sched (res_MII): Use it.
1032 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1034 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1036 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1037 pool entries since they might hold values that must not be shared.
1039 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1042 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1043 Use 'N' operand constraint for op2.
1044 (lshr<mode>3): Ditto.
1045 (ashl<mode>3): Ditto.
1046 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1047 (vec_shr_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1049 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1050 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1052 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1054 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1055 Change mode macro in the last real_2expN parameter to uppercase.
1057 2007-09-10 Michael Matz <matz@suse.de>
1059 * tree-pass.h (pass_cselim): Declare new pass.
1060 * passes.c (init_optimization_passes): Link in pass_cselim.
1061 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1062 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1063 cond_store_replacement.
1064 (condstoretemp): New static variable.
1065 (cond_store_replacement): New function.
1066 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1067 tree_ssa_phiopt_worker.
1068 (struct name_to_bb): New.
1069 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1070 nt_init_block, nt_fini_block): New static functions.
1071 (seen_ssa_names, nontrap_set): New static variables.
1072 (gate_cselim, pass_cselim): Define new pass.
1073 * common.opt (ftree-cselim): New flag.
1074 * toplev.c (process_options): Set flag_tree_cselim if required.
1076 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1078 * simplify-rtx.c (simplify_relational_operation_1): For recent
1079 canonicalization, don't recurse if op1 equals both PLUS arguments.
1081 2007-09-09 David Daney <ddaney@avtrex.com>
1083 * optabs.c (expand_sync_operation): Use plus insn if minus
1085 (expand_sync_fetch_operation): Ditto.
1087 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1089 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1091 (*floatsisf2_sse_vector): Likewise.
1093 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1095 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1097 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1099 * config/i386/i386.h (ix86_tune_indices): Rename
1100 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1101 (TARGET_USE_VECTOR_CONVERTS): Updated.
1102 * config/i386/i386.c: Likewise.
1104 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1105 Nigel Stephens <nigel@mips.com>
1107 * doc/invoke.texi (Overall Options): Add .sx file extension
1108 as a synonym for .S.
1109 * cppspec.c (known_suffixes): Likewise.
1110 * gcc.c (default_compilers): Likewise.
1112 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1115 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1116 * simplify-rtx.c (simplify_relational_operation_1): Add the
1117 canonicalization from i386.h.
1118 * doc/md.texi (Canonicalization of Instructions): Document it.
1120 2007-09-09 Jan Hubicka <jh@suse.cz>
1121 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1123 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1124 (TARGET_USE_VECTOR_CONVERTS): New.
1125 * i386.md: New post-reload splitters for converting SF to DF and DF to
1127 (floatsi* expander): Special case vector conversions.
1128 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1129 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1130 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1131 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1132 Disable when doing vector converts.
1133 (floatsi<mode>2_i387): Disable when
1134 * sse.md (vec_dupv2df): Export.
1135 * i386.c (ix86_tune_features): Enable SSE conversions.
1137 2007-09-09 Richard Guenther <rguenther@suse.de>
1139 * tree-ssa-operands.c (add_virtual_operand): Only mark
1140 stores as has_volatile_ops if alias information is not available.
1142 2007-09-09 Revital Eres <eres@il.ibm.com>
1144 * doc/contrib.texi: Add myself.
1146 2007-09-09 Ira Rosen <irar@il.ibm.com>
1148 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1149 stmt_vinfo_set_outside_of_loop_cost): New functions.
1150 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1151 (vect_model_simple_cost): Call
1152 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1153 field instead of calling vect_get_cost_fields.
1154 (vect_model_store_cost, vect_model_load_cost): Likewise.
1156 2007-09-09 Revital Eres <eres@il.ibm.com>
1158 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1159 declaration to bdesc_paired_preds variable.
1160 (paired_expand_builtin): Likewise.
1162 2007-09-09 Revital Eres <eres@il.ibm.com>
1164 * dbgcnt.def (sms_sched_loop): New counter.
1165 * modulo-sched.c: Use sms_sched_loop instead of
1166 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1167 perform swing modulo scheduling on. Include dbgcnt.h.
1168 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1169 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1171 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1173 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1174 Substitute all uses with ...
1175 (MODEF): New mode iterator.
1177 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1178 from pre-regalloc define_insn_and_split splitter pattern.
1179 (*fix_trunc<mode>_i387_1): Ditto.
1180 (*fistdi2_1): Ditto.
1181 (*fist<mode>2_1): Ditto.
1182 (frndintxf2_floor): Ditto.
1183 (*fist<mode>2_floor_1): Ditto.
1184 (frndintxf2_ceil): Ditto.
1185 (*fist<mode>2_ceil_1): Ditto.
1186 (frndintxf2_trunc): Ditto.
1187 (frndintxf2_mask_pm): Ditto.
1189 (prologue): Use (const_int 0) as never generated filler insn.
1191 (sibcall_epilogue): Ditto.
1192 (eh_return_si): Ditto.
1193 (eh_return_di): Ditto.
1195 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1196 using MODEF mode iterator.
1197 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1198 using MODEF mode iterator.
1199 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1200 using MODEF mode iterator.
1201 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1202 Macroize expander using MODEF mode iterator.
1204 (zero_extendsidi2): Remove operand constraints from expander.
1205 (smuldi3_highpart): Ditto.
1206 (indirect_jump): Ditto.
1209 * config/i386/sse.md (storentv4sf): Ditto.
1210 (storentv2df): Ditto.
1211 (storentv2di): Ditto.
1213 (sse2_cvtpd2ps): Ditto.
1214 (vec_interleave_highv16qi): Ditto.
1215 (vec_interleave_lowv16qi): Ditto.
1216 (vec_interleave_highv8hi): Ditto.
1217 (vec_interleave_lowv8hi): Ditto.
1218 (vec_interleave_highv4si): Ditto.
1219 (vec_interleave_lowv4si): Ditto.
1220 (vec_interleave_highv2di): Ditto.
1221 (vec_interleave_lowv2di): Ditto.
1222 (sse2_maskmovdqu): Ditto.
1223 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1225 2007-09-09 Ira Rosen <irar@il.ibm.com>
1227 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1228 (struct _slp_tree, struct _slp_instance): Define new data structures
1229 along macros for their access.
1230 (struct _loop_vec_info): Define new fields: strided_stores,
1231 slp_instances, and slp_unrolling_factor along macros for their access.
1232 (enum slp_vect_type): New.
1233 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1235 (STMT_VINFO_STRIDED_ACCESS): New macro.
1236 (vect_free_slp_tree): Declare.
1237 (vectorizable_load): Add an argument of type slp_tree.
1238 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1239 vectorizable_assignment): Likewise.
1240 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1241 Declare (make extern).
1242 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1243 (new_loop_vec_info): Likewise.
1244 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1245 * tree-vect-analyze.c: Include recog.h.
1246 (vect_update_slp_costs_according_to_vf): New.
1247 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1248 functions. For not pure SLP stmts with strided access check that the
1249 group size is power of 2. Update the vectorization factor according to
1250 SLP. Call vect_update_slp_costs_according_to_vf.
1251 (vect_analyze_group_access): New.
1252 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1253 (vect_free_slp_tree): New functions.
1254 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1255 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1256 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1257 vect_detect_hybrid_slp): Likewise.
1258 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1259 and vect_detect_hybrid_slp.
1260 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1261 SLP costs into account.
1262 (vect_get_cost_fields): New function.
1263 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1265 (vect_model_store_cost, vect_model_load_cost): Likewise.
1266 (vect_get_constant_vectors): New function.
1267 (vect_get_slp_vect_defs, vect_get_slp_defs,
1268 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1269 vect_get_vec_defs): Likewise.
1270 (vectorizable_reduction): Don't handle SLP for now.
1271 (vectorizable_call): Don't handle SLP for now. Add argument to
1272 vect_model_simple_cost.
1273 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1274 get SLPed and vectorized defs). Fix indentation and spacing.
1275 (vectorizable_assignment): Handle SLP.
1276 (vectorizable_induction): Don't handle SLP for now.
1277 (vectorizable_operation): Likewise.
1278 (vectorizable_type_demotion): Add argument to
1279 vect_model_simple_cost.
1280 (vectorizable_type_promotion): Likewise.
1281 (vectorizable_store, vectorizable_load): Handle SLP.
1282 (vectorizable_condition): Don't handle SLP for now.
1283 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1284 no SLP transformation required for unsupported cases. Add SLP
1285 argument for supported cases.
1286 (vect_remove_stores): New function.
1287 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1288 (vect_transform_loop): Schedule SLP instances.
1289 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1291 2007-09-09 Andrew Haley <aph@redhat.com>
1293 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1296 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1298 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1299 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1300 Similar for what label_refs can go in the JUMP_TARGET field. Split
1301 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1302 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1303 REG_LABEL when replacing an operand with a LABEL_REF for a
1305 (subst_reloads): When replacing a LABEL_REG with a register,
1306 instead of generating a REG_LABEL note, assert that there already
1307 is one or that the label is a known target for the insn.
1308 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1309 note, check the JUMP_LABEL field. Remove "else" after return.
1310 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1311 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1312 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1313 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1314 insns. Iterate over all notes; don't assume there's only one.
1315 * cse.c (recorded_label_ref): Adjust comment to refer to
1317 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1318 insns, not just NONJUMP_INSN_P.
1319 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1320 isn't a jump target.
1321 * jump.c (rebuild_jump_labels): Adjust head comment.
1322 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1323 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1324 (mark_all_labels): For JUMP_P insns without a target, check if the
1325 the target is noted on the previous nonjump insn.
1326 (mark_jump_label_1): New function, guts from mark_jump_label.
1327 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1328 marking jump target labels.
1329 <case LABEL_REF>: Adjust for whether to generate a
1330 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1331 For 'E' format rtl, iterate in descending element order.
1332 (delete_related_insns): Handle both REG_LABEL_TARGET and
1333 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1334 reference count, delete and fallthrough. Move finding-next-
1335 non-deleted insn last in the function. Look at all INSN_P insns
1336 for REG_LABEL_OPERAND notes.
1337 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1339 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1340 JUMP_LABEL, output the INSN_UID of it.
1341 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1342 and/or REG_LABEL_TARGET.
1343 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1344 with jump.c copy by only adding notes for labels actually
1345 referenced in the insn.
1346 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1347 usage count increment; handle all INSN_P trial insns.
1348 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1350 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1351 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1352 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1354 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1355 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1356 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1357 on all INSN_P insns.
1358 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1359 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1360 REG_LABEL_OPERAND notes.
1361 * reload1.c (calculate_needs_all_insns): Adjust comments.
1362 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1363 * config/alpha/alpha.md (split for load of an address into a
1364 four-insn sequence on Unicos/Mk): Adjust to use
1366 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1368 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1371 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1372 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1373 FOR_BB_INSNS_SAFE instead of for loop.
1374 * cse.c (cse_extended_basic_block): Likewise.
1375 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1376 that the for loop does not invoke NEXT_INSN on a deleted insn.
1377 * function.c (instantiate_virtual_regs): Likewise.
1378 * lower-subreg.c (remove_retval_note): Likewise.
1379 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1381 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1383 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1384 insn, if it's a jump.
1385 (try_redirect_by_replacing_jump): New variable jump_p. Call
1386 tablejump_p before delete_insn_chain.
1387 * reload1.c (reload): New variable next. Make sure that the for
1388 loop does not invoke NEXT_INSN on a deleted insn.
1389 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1390 (delete_output_reload): New variable prev. Make sure the the for
1391 loops do not invoke PREV_INSN on a deleted insn.
1393 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1395 * pa/constraints.md: Remove 'X' from unused letters comment.
1397 2007-09-08 Richard Guenther <rguenther@suse.de>
1399 * tree-tailcall.c (find_tail_calls): If we don't have aliases
1400 computed check stmt_ann->references_memory instead of counting
1403 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
1405 * cse.c (fold_rtx): Use validate_unshare_change() instead of
1406 validate_change() in one more case.
1408 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
1410 PR tree-optimization/32283
1411 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
1412 estimated_loop_iterations.
1413 (determine_use_iv_cost_condition): Decrease cost of expressions
1414 used in iv elimination.
1416 2007-09-08 Richard Guenther <rguenther@suse.de>
1418 * tree-cfg.c (verify_gimple_expr): Avoid building new
1419 pointer types, use TYPE_POINTER_TO if available instead.
1421 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
1424 PR rtl-optimization/26449
1425 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
1426 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
1428 (mulv16qi3): Implement as define_insn_and_split pattern instead of
1429 define_expand. Split insn in split1 pass.
1432 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
1434 PR tree-optimization/33301
1435 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
1438 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
1440 PR tree-optimization/32183
1441 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
1443 * tree-ssa-reassoc.c: Include cfgloop.h.
1444 (is_reassociable_op): Add a loop argument and return true only
1446 (linearize_expr): Updated.
1447 (should_break_up_subtract): Likewise.
1448 (linearize_expr_tree): Likewise.
1449 (init_reassoc): Call loop_optimizer_init with
1450 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
1451 with CDI_DOMINATORS.
1452 (fini_reassoc): Call loop_optimizer_finalize.
1454 2007-09-07 Sterling Augustine <sterling@tensilica.com>
1456 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
1457 if there is no i-cache.
1459 2007-09-07 Richard Guenther <rguenther@suse.de>
1462 2007-09-06 Richard Guenther <rguenther@suse.de>
1464 PR tree-optimization/32586
1465 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1466 folding if nothing changed.
1467 (simplify_unary_expression): New function. Do tree combining
1468 on conversion like codes.
1469 (try_to_simplify): Call it.
1471 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1474 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
1475 (__gthread_active,__gthread_start, __gthread_active_init): New.
1476 * gthr-posix95.h: Likewise.
1478 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
1480 * function.h (struct function): Rename calls_unwind_init
1481 to saves_all_registers.
1482 (current_function_saves_all_registers): Renamed from
1483 current_function_calls_unwind_init.
1484 * reload1.c (reload): Set current_function_saves_all_registers.
1485 * except.c (expand_builtin_unwind_init): Likewise.
1486 * config/m68k/m68k.c (m68k_save_reg): Use
1487 current_function_saves_all_registers to save pic register.
1489 2007-09-07 Janis Johnson <janis187@us.ibm.com>
1491 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
1492 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
1494 Reapply reverted changes:
1496 2007-09-06 Jan Hubicka <jh@suse.cz>
1498 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1501 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1503 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1504 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1506 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1508 * optabs.c (expand_float): Convert unsigned integer as signed only
1509 if it provides sufficient accuracy; add mode argument to real_2expN.
1510 (expand_fix): Fix comment typos; extend binary float into mode
1511 wider than destination for converion to unsigned integer; add mode
1512 argument to real_2expN.
1513 * real.c (real_2expN): Add mode argument to special-case decimal
1515 * real.h (real_2expN): Ditto.
1516 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1518 (fixed_from_string): Ditto.
1519 (fixed_to_decimal): Ditto.
1520 (fixed_convert_from_real): Ditto.
1521 (real_convert_from_fixed): Ditto.
1522 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1523 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1524 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1525 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1527 2007-09-07 Diego Novillo <dnovillo@google.com>
1529 * tree-flow.h (const_block_stmt_iterator): Remove.
1530 Update all users to use block_stmt_iterator.
1531 * tree-iterator.h (const_tree_stmt_iterator): Remove.
1532 Update all users to use tree_stmt_iterator.
1534 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
1536 * config/mips/mips.c (mips_set_current_function): Temporarily
1537 make this a no-op to fix bootstrap errors, pending rewrite.
1539 2007-09-07 Jan Hubicka <jh@suse.cz>
1541 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
1544 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
1546 PR tree-optimization/33299
1547 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
1548 uses for all relevant loop-exit phis, not just the first.
1550 2007-09-07 Richard Guenther <rguenther@suse.de>
1553 * tree-ssa-operands.c (access_can_touch_variable): An access
1554 of the form (*p)[0] can touch a variable of same size.
1556 2007-09-07 Jan Hubicka <jh@suse.cz>
1558 * passes.c (init_optimization_passes): Add simple dce and addressable
1560 * tree-ssa.c (execute_update_addresses_taken): New function.
1561 (pass_update_address_taken): New.
1562 * tree-ssa-dse.c (execute_simple_dse): New function.
1563 (pass_simple_dse): New.
1564 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
1566 2007-09-07 Tobias Burnus <burnus@net-b.de>
1569 * doc/invoke.texi: Fix -Wstrict-overflow= table.
1571 2007-09-07 Richard Guenther <rguenther@suse.de>
1574 2007-09-06 Richard Guenther <rguenther@suse.de>
1576 PR tree-optimization/32586
1577 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1578 folding if nothing changed.
1579 (simplify_unary_expression): New function. Do tree combining
1580 on conversion like codes.
1581 (try_to_simplify): Call it.
1583 2007-09-07 Richard Guenther <rguenther@suse.de>
1584 Uros Bizjak <ubizjak@gmail.com>
1586 PR tree-optimization/32821
1587 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
1588 NULL in the call to set_bb_stmt_list.
1590 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1592 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
1593 float calls here, rather than leaving some to the caller.
1594 Use call_internal_direct and call_value_internal_direct.
1595 * config/mips/mips.md (call_internal_direct): New pattern.
1596 (call_value_internal_direct): Likewise.
1598 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1600 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
1601 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
1603 (override_options): Set mips_base_move_loop_invariants.
1605 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1607 * config/mips/mips.opt (mcode-readable=): Move to keep list
1610 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1612 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
1613 and -mgpopt options. Adjust the -G documentation to match.
1614 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
1615 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
1616 function, split out from mips_classify_symbol. Return false for
1617 !TARGET_LOCAL_SDATA.
1618 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
1619 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
1620 (override_options): Check whether the -mgpopt setting is consistent
1621 with the other flags.
1622 (symbolic_expression_p): Delete.
1623 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
1624 and default_elf_select_rtx_section.
1625 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
1626 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
1627 external data and TARGET_EXTERN_SDATA.
1629 2007-09-07 Tobias Burnus <burnus@net-b.de>
1632 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
1634 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1636 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1637 FOR_BB_INSNS_SAFE instead of for loop.
1638 * cse.c (cse_extended_basic_block): Likewise.
1639 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1640 that the for loop does not invoke NEXT_INSN on a deleted insn.
1641 * function.c (instantiate_virtual_regs): Likewise.
1642 * lower-subreg.c (remove_retval_note): Likewise.
1643 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1645 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1647 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1648 insn, if it's a jump.
1649 (try_redirect_by_replacing_jump): New variable jump_p. Call
1650 tablejump_p before delete_insn_chain.
1651 * reload1.c (reload): New variable next. Make sure that the for
1652 loop does not invoke NEXT_INSN on a deleted insn.
1653 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1654 (delete_output_reload): New variable prev. Make sure the the for
1655 loops do not invoke PREV_INSN on a deleted insn.
1657 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
1659 * cgraphbuild.c (rebuild_cgraph_edges): Export.
1660 * cgraph.h (rebuild_cgraph_edges): Declare.
1661 * tree-pass.h (pass_expand_omp_ssa): New.
1662 * omp-low.c (find_omp_clause): Export.
1663 (copy_var_decl): Split from omp_copy_decl_2.
1664 (build_omp_barrier): Return the call to emit instead of emitting
1666 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
1668 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
1669 expand_omp_for_generic, expand_omp_for_static_nochunk,
1670 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1671 Adapted to work on SSA form.
1672 (execute_expand_omp): Do not invalidate dominance information.
1673 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
1674 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
1675 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
1677 (force_gimple_operand): Allow gimplifying code expressions without
1679 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
1680 * common.opt (fopenmp-ssa): New.
1681 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
1682 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
1683 * tree-cfg.c: Include tree-inline.h.
1684 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
1685 (replace_by_duplicate_decl, replace_ssa_name,
1686 mark_virtual_ops_in_region): New functions.
1687 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
1688 to work on SSA form.
1689 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
1690 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
1693 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1695 * tree-loop-linear.c: Include obstack.h.
1696 (linear_transform_loops): New obstack lambda_obstack.
1697 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
1698 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
1699 and free afterwards.
1700 * lambda.h (struct obstack): New forward declaration.
1701 (lambda_linear_expression_new): New parameter of type struct
1703 (lambda_loopnest_new): Likewise.
1704 (lambda_loopnest_transform): Likewise.
1705 (lambda_body_vector_new): Likewise.
1706 (lambda_body_vector_compute_new): Likewise.
1707 (gcc_loopnest_to_lambda_loopnest): Likewise.
1708 (lambda_loopnest_to_gcc_loopnest): Likewise.
1709 * lambda-code.c: Include obstack.h.
1710 (lambda_lattice_new): New parameter lambda_obstack. Use it for
1712 (lambda_body_vector_new): Likewise.
1713 (lambda_linear_expression_new): Likewise.
1714 (lambda_lattice_new): Likewise.
1715 (lambda_loopnest_new): Likewise. Additionally use obstack to
1716 allocate LN_LOOPS(ret).
1717 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
1718 it to lambda_lattice_new.
1719 (lambda_body_vector_compute_new): New parameter lambda_obstack.
1720 Pass it to lambda_body_vector_new.
1721 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
1722 it to lambda_lattice_new.
1723 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
1724 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
1725 (lambda_compute_target_space): Likewise.
1726 (lambda_compute_auxillary_space): New parameter lambda_obstack.
1727 Pass it to lambda_lattice_compute_base and
1728 compute_nest_using_fourieer_motzkin.
1729 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
1730 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
1731 and lambda_lattice_compute_target_space.
1732 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
1733 Pass it to lambda_linear_expression_new.
1734 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
1735 to gcc_tree_to_linear_expression.
1736 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
1737 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
1738 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
1739 Pass it to lambda_body_vector_new and
1740 lambda_body_vector_compute_new.
1741 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
1742 (lambda-code.o): Likewise.
1744 2007-09-06 Chao-ying Fu <fu@mips.com>
1746 * ginclude/stdfix.h: New file.
1747 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
1748 (convert.o): Add dependence on fixed-value.h.
1749 * c-convert.c (convert): Support FIXED_POINT_TYPE.
1750 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
1751 to define fixed-point constants.
1752 (c_cpp_builtins): Define fixed-point constants.
1753 * convert.c (fixed-value.h): New include.
1754 (convert_to_real): Update comment to include fixed-point.
1755 Support FIXED_POINT_TYPE.
1756 (convert_to_integer): Update comment to include fixed-point.
1757 Support FIXED_POINT_TYPE.
1758 (convert_to_complex): Support FIXED_POINT_TYPE.
1759 (convert_to_fixed): New function.
1760 * convert.h (convert_to_fixed): Declare.
1761 * genopinit.c: Add comment about $Q for only fixed-point modes.
1762 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
1763 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
1764 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
1765 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
1766 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
1767 usneg_optab for fixed-point modes.
1768 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
1770 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
1771 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
1772 unsigned saturation optabs, when type is saturating.
1773 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
1774 (expand_fixed_convert): New function.
1775 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
1776 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
1777 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
1778 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
1779 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
1780 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
1782 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
1783 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
1784 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
1785 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
1786 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
1788 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
1789 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
1790 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
1791 fractuns, satfractuns.
1792 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
1793 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
1794 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
1795 OTI_ssmsub_widen, OTI_usmsub_widen.
1796 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1797 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1798 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
1799 umsub_widen_optab, usmsub_widen_optab): Define.
1800 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
1802 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
1804 (expand_fixed_convert): Declare.
1805 * expr.c (convert_move): Support the move of fixed-point modes.
1806 (emit_move_insn_1): Handle fixed-point mode to move via integer.
1807 (categorize_ctor_elements_1): Handle FIXED_CST.
1808 (count_type_elements): Handle FIXED_POINT_TYPE.
1809 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
1810 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1812 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
1813 multiply and add/subtract for fixed-point types.
1814 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
1815 mode, we jump to binop directly.
1816 Support FIXED_CONVERT_EXPR.
1817 (do_store_flag): Check FIXED_CST to put a constant second.
1818 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
1819 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1820 (const_vector_from_tree): Support FIXED_CST.
1821 * doc/extend.texi (Fixed-Point): New node.
1822 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
1823 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
1824 satfract, fractuns, satfractuns): Document them.
1826 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1828 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
1829 addresses into I registers.
1831 2007-09-06 Jan Hubicka <jh@suse.cz>
1832 Andreas Tobler <a.tobler@schweiz.org>
1834 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
1836 (machopic_legitimize_pic_address): Likewise.
1838 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1839 Jan Hubicka <jh@suse.cz>
1841 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
1842 instead of ufloat_optab->handlers directly.
1843 (floatdidf2): Likewise.
1845 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
1847 * config/mips/mips.c: Include diagnostic.h.
1848 (mips_set_current_function): Check errorcount and sorrycount
1849 before generating RTL.
1851 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1854 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
1855 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
1856 (print_operand_reloc): Likewise.
1858 2007-09-06 Janis Johnson <janis187@us.ibm.com>
1862 2007-09-06 Jan Hubicka <jh@suse.cz>
1864 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1867 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1869 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1870 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1872 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1874 * optabs.c (expand_float): Convert unsigned integer as signed only
1875 if it provides sufficient accuracy; add mode argument to real_2expN.
1876 (expand_fix): Fix comment typos; extend binary float into mode
1877 wider than destination for converion to unsigned integer; add mode
1878 argument to real_2expN.
1879 * real.c (real_2expN): Add mode argument to special-case decimal
1881 * real.h (real_2expN): Ditto.
1882 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1884 (fixed_from_string): Ditto.
1885 (fixed_to_decimal): Ditto.
1886 (fixed_convert_from_real): Ditto.
1887 (real_convert_from_fixed): Ditto.
1888 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1889 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1890 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1891 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1893 2007-09-06 Tom Tromey <tromey@redhat.com>
1895 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
1896 * c-pch.c (c_common_read_pch): Restore current location after
1898 * tree.c (expand_location): Update.
1899 (expr_filename): Changed return type. Unified the two cases.
1900 (expr_lineno): Likewise.
1901 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
1903 * toplev.c (line_table): Changed type.
1904 (general_init): Update.
1905 (realloc_for_line_map): New function.
1906 (general_init): Allocate line_table using GC.
1907 * fix-header.c (line_table): Changed type.
1908 (read_scan_file): Update.
1909 (read_scan_file): Update.
1910 * c-ppoutput.c (maybe_print_line): Update.
1911 (print_line): Update.
1912 (cb_line_change): Update.
1913 (cb_define): Update.
1914 (pp_file_change): Update.
1915 * c-opts.c (c_common_init_options): Update.
1916 (finish_options): Update.
1917 (push_command_line_include): Update.
1918 * c-lex.c (cb_line_change): Update.
1919 (cb_def_pragma): Update.
1920 (cb_define): Update.
1922 (c_lex_with_flags): Use cpp_get_token_with_location.
1923 * input.h (line_table): Changed type.
1924 (location_from_locus): New macro.
1925 * tree.h (EXPR_FILENAME): No longer an lvalue.
1926 (EXPR_LINENO): Likewise.
1927 (expr_locus, set_expr_locus): Declare separately for
1928 USE_MAPPED_LOCATION.
1929 (expr_filename, expr_lineno): Changed return type.
1930 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
1931 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
1932 (expand_gimple_basic_block): Likewise.
1933 * final.c (final_scan_insn): Use expanded_location.
1935 2007-09-06 Richard Guenther <rguenther@suse.de>
1937 PR tree-optimization/32586
1938 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1939 folding if nothing changed.
1940 (simplify_unary_expression): New function. Do tree combining
1941 on conversion like codes.
1942 (try_to_simplify): Call it.
1943 * builtins.c (fold_builtin_cexp): Fold the built expressions.
1944 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
1946 2007-09-06 Jan Hubicka <jh@suse.cz>
1949 * cse.c (fold_rtx): Avoid invalid sharing.
1951 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1953 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1954 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1956 2007-09-06 Revital Eres <eres@il.ibm.com>
1958 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1959 Fix offsettable memory reference for 750CL.
1961 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
1963 * reload.c (find_reloads_address_1): Try to preserve original
1964 base/index regclass of operands.
1965 * regrename.c (scan_rtx_address): Likewise.
1966 (replace_oldest_value_addr): Likewise.
1968 2007-09-06 Richard Guenther <rguenther@suse.de>
1970 PR tree-optimization/33302
1971 * domwalk.c (walk_dominator_tree): The exit block is
1972 interesting even if it is not reachable.
1974 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1977 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
1979 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
1981 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
1984 2007-09-05 Ian Lance Taylor <iant@google.com>
1986 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
1988 (dump_generic_node): Likewise.
1989 * print-rtl.c (print_decl_name): Likewise.
1990 * print-tree.c (print_node_brief): Likewise.
1991 (print_node): Likewise.
1992 * Makefile.in (RTL_BASE_H): Add alias.h.
1995 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
1997 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
1999 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2000 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2002 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2004 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2005 (tm_defines): Define UCLIBC_DEFAULT to 1.
2006 (extra_options): Add linux.opt.
2007 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2008 (CRT_CALL_STATIC_FUNCTION): Likewise.
2009 (NO_IMPLICIT_EXTERN_C): Likewise.
2010 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2011 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2012 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2013 (ENDFILE_SPEC): Don't define.
2014 (LIB_SPEC): Likewise.
2015 (CRT_CALL_STATIC_FUNCTION): Likewise.
2016 (NO_IMPLICIT_EXTERN_C): Likewise.
2017 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2018 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2020 2007-09-06 Jan Hubicka <jh@suse.cz>
2022 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2025 2007-09-06 Jan Hubicka <jh@suse.cz>
2027 * opts.c (common_handle_option): Enable inlining functions for
2030 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2032 * builtin-attrs.def (ATTR_NONNULL_3): New.
2033 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2034 ATTR_NOTHROW_NONNULL_##FA.
2035 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2036 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2037 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2038 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2039 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2040 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2041 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2043 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2044 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2045 ATTR_FORMAT_NOTHROW_3_4): Remove.
2046 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2047 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2048 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2049 instead of ATTR_FORMAT_*_*.
2051 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2053 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2054 parts re-used for REG_FRAME_RELATED_EXPR.
2056 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2058 * optabs.c (expand_float): Convert unsigned integer as signed only
2059 if it provides sufficient accuracy; add mode argument to real_2expN.
2060 (expand_fix): Fix comment typos; extend binary float into mode
2061 wider than destination for converion to unsigned integer; add mode
2062 argument to real_2expN.
2063 * real.c (real_2expN): Add mode argument to special-case decimal
2065 * real.h (real_2expN): Ditto.
2066 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2068 (fixed_from_string): Ditto.
2069 (fixed_to_decimal): Ditto.
2070 (fixed_convert_from_real): Ditto.
2071 (real_convert_from_fixed): Ditto.
2072 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2073 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2074 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2075 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2077 2007-09-05 Ian Lance Taylor <iant@google.com>
2079 * init-regs.c (initialize_uninitialized_regs): Call
2080 emit_insn_before rather than add_insn_before.
2082 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2084 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2085 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2086 * tree-inline.h (copy_body_data): Add call_expr field.
2087 * tree-inline.c (expand_call_inline): Initialize call_expr.
2088 (copy_bb): Append anonymous inline fn arguments to arguments
2089 when inlining a CALL_EXPR_VA_ARG_PACK call.
2090 * builtins.c (expand_builtin): Issue an error if
2091 BUILT_IN_VA_ARG_PACK is seen during expand.
2092 (fold_call_expr, fold_builtin_call_array): Don't fold
2093 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2094 __builtin_va_arg_pack () call as last argument.
2095 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2096 function is __builtin_va_arg_pack (), decrease number of call
2097 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2098 * expr.c (expand_expr_real_1): Issue an error if
2099 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2100 * tree-pretty-print.c (dump_generic_node): Handle printing
2101 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2102 * doc/extend.texi (__builtin_va_arg_pack): Document.
2104 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2106 PR tree-optimization/21513
2107 * builtins.c (build_builtin_expect_predicate): New function.
2108 (fold_builtin_expect): Add argument for expected value.
2109 Distribute __builtin_expect over short-circuiting operations.
2110 Fold nested builtin_expects.
2111 (fold_builtin_2): Adjust call to fold_builtin_expect.
2113 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2116 PR tree-optimization/13756
2117 * doc/invoke.texi (Options That Control Optimization): Document
2120 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2122 * gcc/config/i386/cpuid.h: New file.
2123 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2124 (describe_cache): Shrink size and line strings to 100 bytes.
2125 (detect_caches_amd): Return "" for unsupported max_ext_level.
2126 Use __cpuid function.
2127 (detect_caches_intel): Return "" for unsupported max_level.
2128 Use __cpuid function.
2129 (host_detect_local_cpu): Change feature flag variables to
2130 unsigned int. Initialize only extended feature flag variables.
2131 Use __get_cpuid_max to determine max supported cpuid level.
2132 Use __cpuid function to determine supported features. Fix
2133 calculation of family id. Remove is_amd and check signature
2134 directly. Check for Geode signature. Handle family 4 id.
2135 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2136 cpu discovery code to lower part of the function.
2137 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2138 for sub-architecture.
2139 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2140 [PROCESSOR_K8]: Add k8-sse3 architecture.
2141 [PROCESSOR_NOCONA]: Remove.
2142 [PROCESSOR_GENERIC64]: Ditto.
2143 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2144 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2145 to check for SSE and FXSAVE support.
2146 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2147 Add -minline-all-stringops.
2148 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2149 (x86_64-*-*): Ditto.
2151 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2153 * config/bfin/linux-unwind.h: New file.
2154 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2155 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2157 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2159 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2160 * stmt.c: Include alloc-pool.h.
2161 (struct case_node): Remove GTY marker.
2162 (add_case_node): New parameter case_node_pool. Use it for
2164 (expand_case): New allocation pool case_node_pool. Initialize it,
2165 pass to add_case_node and free it.
2167 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2168 David Ung <davidu@mips.com>
2169 Nigel Stephens <nigel@mips.com>
2171 Add mips16/nomips16 function attributes and -mflip-mips16 option
2172 for testing mixed-mode compilation.
2174 * config/mips/mips.opt (mflip-mips16): New.
2176 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2177 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2179 * config/mips/mips.c (mips_base_target_flags): New.
2180 (mips_base_mips16): New.
2181 (mips_base_schedule_insns): New.
2182 (mips_base_reorder_blocks_and_partition): New.
2183 (mips_base_align_loops): New.
2184 (mips_base_align_jumps): New.
2185 (mips_base_align_functions): New.
2186 (mips16_flipper): New.
2187 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2188 (TARGET_SET_CURRENT_FUNCTION): Define.
2189 (mips_mips16_type_p, mips_nomips16_type_p): New.
2190 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2191 (mips_function_ok_for_sibcall): Make it deal with functions with
2193 (mips_init_split_addresses): New, split out from override_options.
2194 (mips_init_relocs): New, split out from override_options.
2195 (was_mips16_p): New.
2196 (mips_set_mips16_mode): New, split out from override_options.
2197 (mips_set_current_function): New.
2198 (override_options): Add sorry for unsupported mips16/pic
2199 combination. Remove error for mips16/dsp combination. Save
2200 base option settings.
2201 (mips_file_start): Move mips16 mode setting output from here....
2202 (mips_output_function_prologue): ....to here.
2203 (mips_output_mi_thunk): Check for mips16 function.
2204 (build_mips16_function_stub): Don't set .mips16 here.
2205 (build_mips16_call_stub): Likewise.
2206 (mips_expand_builtin): Error in mips16 mode.
2207 (mips_use_mips16_mode_p): New.
2208 (mips_encode_section_info): Check for mips16 function, and set
2209 SYMBOL_REF_FLAGS accordingly.
2211 * doc/extend.texi (Function Attributes): Document new
2212 mips16/nomips16 attributes.
2213 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2214 (MIPS Options): Document -mflip-mips16.
2216 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2218 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2219 if we encounter TLS address in MIPS16 mode.
2220 (mips_legitimize_const_move): Check cannot_force_const_mem for
2221 the (const (plus symbol offset)) case; this forces invalid TLS
2222 address in MIPS16 mode to be caught by the above call to sorry.
2223 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2224 because that now enables emutls, which is not ABI compatible
2225 with native TLS in non-MIPS16 mode.
2227 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2229 Add target hook invoked when cfun changes.
2231 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2232 * target.h (struct gcc_target): Add set_current_function.
2233 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2234 (TARGET_INITIALIZER): Add initializer for set_current_function.
2235 * tree.h (push_struct_function): New.
2236 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2238 (set_cfun): Declare.
2239 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2241 (push_function_context_to): Use allocate_struct_function
2242 to create null context, not init_dummy_function_start. Use set_cfun.
2243 (pop_function_context_from): Use set_cfun.
2244 (in_dummy_function): New.
2245 (invoke_set_current_function_hook): New.
2247 (push_cfun, pop_cfun): Use set_cfun.
2248 (push_struct_function): New.
2249 (allocate_struct_function): Call invoke_set_current_function_hook
2251 (prepare_function_start): Don't set cfun here. Remove unused
2252 argument; fix all callers.
2253 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2254 push_struct_function.
2255 (init_function_start): Set cfun here.
2256 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2257 * omp-low.c (create_omp_child_function): Use push_struct_function
2258 and pop_cfun to save/restore state.
2259 (expand_omp_parallel): Remove unused saved_cfun variable.
2260 * cgraphunit.c (ipa_passes): Use set_cfun.
2261 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2262 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2263 * matrix-reorg.c (transform_allocation_sites): Likewise.
2264 (matrix_reorg): Use set_cfun.
2265 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2266 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2267 assignment to cfun; use set_cfun for the other.
2268 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2269 (dump_function_to_file): Use push_cfun/pop_cfun here.
2270 * c-decl.c (finish_function): Use set_cfun.
2272 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2274 * regrename.c (rerename_optimize): Use deferred rescanning and
2275 insert explicit calls to rescan insns when changed.
2277 2007-09-05 Jan Hubicka <jh@suse.cz>
2279 * optabs.c (libfunc_entry): Change optab to integer.
2280 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2281 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2282 of pointers for hashing.
2284 2007-09-05 Jan Hubicka <jh@suse.cz>
2286 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2288 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2289 * see.c (pass_see): Likewise.
2290 * tracer.c (pass_tracer): Likewise.
2291 * postreload-gcse.c (pass_gcse2): Likewise.
2292 * postreload.c (pass_postreload_cse): Likewise.
2293 * mode-switching.c (pass_mode_switching): Likewise.
2294 * modulo-sched.c (pass_sms): Likewise.
2295 * cse.c (cse_insn): Likewise.
2296 * web.c (pass_web): Likweise.
2297 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2298 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2299 * loop-init.c (pass_rtl_loop_init): Likewise.
2300 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2301 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2302 * global.c (pass_global_alloc): Likewise.
2303 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2304 pass_if_after_reload): Likewise.
2305 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2306 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2307 * regmove.c (pass_regmove): Likewise.
2308 * function.c (pass_thread_prologugues_epilogues): Likewise.
2309 * gcse.c (pass_gcse): Likewise.
2310 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2311 * lower-subreg.c (pass_lower_subreg2): Likewise.
2312 * bt-load.c (pass_branch_target_load): Likewise.
2313 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2314 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2315 * combine.c (pass_combine): Likewise.
2316 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2317 (pass_partition_blocks): Likewise.
2318 * var-tracking.c (pass_variable_track): Likewise.
2319 * reg-stack.c (pass_stack_regs_run): Likewise.
2320 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2321 * passes.c (pass_postreload): Likewise.
2322 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2323 * tree-pass.h (TODO_verify_rtl_sharing): New.
2324 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2325 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2326 TODO_set_props, TODO_df_finish, TODO_df_verify,
2327 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2329 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2331 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2332 fold_real_zero_addition_p, reorder_operands_p,
2333 div_if_zero_remainder, fold_undefer_overflow_warnings,
2334 int_binop_types_match_p, fold_convert_const_int_from_int,
2335 fold_convert_const_int_from_real,
2336 fold_convert_const_int_from_fixed,
2337 fold_convert_const_real_from_real,
2338 fold_convert_const_real_from_fixed,
2339 fold_convert_const_fixed_from_fixed,
2340 fold_convert_const_fixed_from_int,
2341 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2342 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2343 debug_fold_checksum, multiple_of_p): Constify.
2344 * tree-flow-inline.h (get_lineno): Likewise.
2345 * tree-flow.h (get_lineno): Likewise.
2346 * tree-object-size.c (compute_object_offset, addr_object_size,
2347 alloc_object_size, pass_through_call): Likewise.
2348 * tree-pretty-print.c (op_symbol, print_call_name,
2349 print_struct_decl, do_niy): Likewise.
2350 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2351 debug_fold_checksum): Likewise.
2353 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2356 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2357 note, remove the associated REG_RETVAL note.
2359 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2361 * config.gcc (powerpc*-*-*): Install
2362 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2363 * config/rs6000/spu2vmx.h: New header.
2364 * config/rs6000/si2vmx.h: New header.
2365 * config/rs6000/vec_types.h: New header.
2367 2007-09-05 Ben Elliston <bje@au.ibm.com>
2369 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2371 2007-09-05 Ben Elliston <bje@au.ibm.com>
2373 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2375 (__stdcx): Make asm volatile.
2376 (__stwcx, __stdcx): Return only 0 or 1.
2378 2007-09-05 Jan Hubicka <jh@suse.cz>
2382 2007-09-04 Jan Hubicka <jh@suse.cz>
2383 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2385 2007-09-04 Richard Guenther <rguenther@suse.de>
2386 * tree-ssa-operands.c (add_virtual_operand): Only mark
2387 stores as has_volatile_ops if alias information is not available.
2389 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2391 * config/rs6000/tramp.asm: Include config.h.
2392 Check __PIC__ or __pic__ macro instead of SHARED.
2394 PR rtl-optimization/32300
2395 * see.c (see_copy_insn): New function.
2396 (see_def_extension_not_merged, see_merge_one_use_extension,
2397 see_merge_one_def_extension): Use it. Avoid changing
2398 PREV_INSN/NEXT_INSN chains directly, insted emit insns
2399 into sequences. Call df_insn_delete on temporary insns
2400 that won't be emitted into the insn stream.
2401 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
2402 and run df_process_deferred_rescans () before run_fast_dce.
2404 PR tree-optimization/33017
2405 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
2406 recurse for pure or const function calls.
2408 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2410 * c-format.c: Include alloc-pool.h.
2411 (check_format_info_main): New argument fwt_alloc. Use allocation
2412 pool instead of GC. Remove GC deallocation code.
2413 (check_format_arg): Create allocation pool, pass it to
2414 check_format_info_main and free it afterwards.
2415 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
2417 2007-09-05 Ben Elliston <bje@au.ibm.com>
2419 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
2420 Rename count macro arugment for clarity.
2421 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
2422 (__protected_stream_set): Likewise, pass 0.
2424 2007-09-04 Jan Hubicka <jh@suse.cz>
2426 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2428 2007-09-04 Jan Hubicka <jh@suse.cz>
2430 * invoke.texi (-finline-small-functions): Document.
2431 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
2432 when deciding what is inlinable.
2433 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
2434 (cgraph_decide_inlining_of_small_function): Handle new flags.
2435 (cgraph_decide_inlining_incrementally): Likewise.
2436 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
2437 * common.opt (finline-small-functions): New.
2438 * Makefile.in (build/gengtype.o-warn): Work around PR29478
2440 2007-09-04 Richard Guenther <rguenther@suse.de>
2442 * tree-ssa-operands.c (add_virtual_operand): Only mark
2443 stores as has_volatile_ops if alias information is not available.
2445 2007-09-04 Andrew Haley <aph@redhat.com>
2447 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
2449 2007-09-04 Andrew Haley <aph@redhat.com>
2451 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
2452 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
2453 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
2455 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
2458 * common.opt: Mention ABI version 2 in comment.
2460 2007-09-04 Jan Hubicka <jh@suse.cz>
2462 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
2463 (libfunc_entry): New structure.
2464 (libfunc_hash): New hashtable.
2465 (hash_libfunc): New function.
2466 (eq_libfunc): New function.
2467 (convert_optab_libfunc): New function.
2468 (optab_libfunc): New function.
2469 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
2470 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
2471 expand_float, expand_fix, new_optab, new_convert_optab):
2472 Update for new libfunc API.
2473 (init_libfunc, init_integral_libfuncs,
2474 init_floating_libfuncs, init_interclass_conv_libfuncs
2475 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
2476 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
2477 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2478 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
2479 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
2480 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
2481 gen_extend_conv_libfunc): New.
2482 (init_one_libfunc): Revamp for hashtables.
2483 (set_conv_libfunc): Likewise.
2484 (init_optabs): Initialize hashtable; use lazy initialization where
2486 * optabs.h (optab_handlers): Move out of GGC.
2487 (optab, convert_optab): Move out of GGC; add lazy gen info.
2488 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
2489 (optab_libfunc, convert_optab_libfunc): New.
2490 * builtins.c (expand_builtin_powi): Update for new API.
2491 * expr.c (convert_move): Likewise.
2492 * expmed.c (expand_divmod): Likewise.
2494 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2496 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
2497 GOT pointer only if there is a constant pool. Use the allocated space
2500 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2502 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
2505 2007-09-04 Revital Eres <eres@il.ibm.com>
2506 Richard Guenther <rguenther@suse.de>
2507 R. Clint Whaley <whaley@cs.utsa.edu>
2509 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
2511 * tree-tailcall.c (process_assignment): Use -fassociative-math
2512 when reodering operands of floating-point type.
2513 * fold-const.c (fold_comparison, fold_binary): Use
2514 -fassociative-math and -freciprocal-math instead of
2515 -funsafe-math-optimization flag.
2516 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
2517 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
2518 -freciprocal-math instead of -funsafe-math-optimizations.
2519 * opts.c (set_fast_math_flags): Set -freciprocal-math and
2520 -fassociative-math when -ffast-math is set.
2521 (set_unsafe_math_optimizations_flags): New Function
2522 to set -freciprocal-math and -fassociative-math when
2523 -funsafe-math-optimizations is set.
2524 (common_handle_option): Call it.
2525 * tree-vectorizer.c (vect_is_simple_reduction): Use
2526 -fassociative-math when doing reduction on floats.
2527 * loop-unroll.c (analyze_insn_to_expand_var): Use
2528 -fassociative-math when expanding an accumulator of type float.
2529 * simplify-rtx.c (simplify_binary_operation_1): Use
2530 -fassociative-math and -freciprocal-math when reordeing operands
2531 of floating-point type.
2532 * combine.c (combine_simplify_rtx): Likewise.
2533 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
2535 * common.opt (-fassociative-math, -freciprocal-math): New flags.
2537 2007-09-04 Paolo Carlini <pcarlini@suse.de>
2540 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
2542 2007-09-04 Jan Hubicka <jh@suse.cz>
2544 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
2546 2007-09-04 Jan Hubicka <jh@suse.cz>
2548 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
2549 and corresponding MATCH_DUP.
2551 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
2554 * combine.c (subst): Do not try to simplify X if it represents load
2555 of FP constant from the constant pool via float extension.
2557 2007-09-04 Ben Elliston <bje@au.ibm.com>
2559 * c-opts.c: Include "tm_p.h".
2560 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
2562 2007-09-04 Richard Guenther <rguenther@suse.de>
2564 PR tree-optimization/33291
2565 * tree-pretty-print.c (dump_generic_node): Dump all
2566 qualifiers for pointer types, not only first. Dump
2567 qualifiers for aggregate types as well.
2568 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
2569 use the canonical type for building ARRAY_REFs.
2570 * gimplify.c (canonicalize_addr_expr): Clean up. The
2571 correct validness check is compatibility of the pointer
2572 types. Always use the canonical type for building
2573 ARRAY_REFs and ADDR_EXPRs.
2574 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
2575 change that disabled propagation of ADDR_EXPRs into statements
2578 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2580 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
2581 (umulsi3_highpart): Make into expanders; existing insns are
2582 now named *[insn]_nov6. Add stars to existing [insn]_v6
2583 counterparts' names.
2585 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
2587 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
2588 (unprotoize.o): Remove SHLIB_MULTILIB.
2590 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
2592 * doc/extend.texi: Document progmem attribute for AVR.
2594 2007-09-03 Anatoly Sokolov <aesok@post.ru>
2597 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
2599 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2601 * optabs.c (expand_ffs): Initialize val and defined_at_zero
2604 * optabs.c: Remove unnecessary forward declarations.
2605 (expand_unop_direct): New, broken out of expand_unop.
2606 (expand_doubleword_clz): New.
2607 (expand_ctz): Move above expand_ffs. Use
2608 start_sequence, end_sequence, add_equal_note, and
2609 expand_unop_direct. Add more commentary.
2610 (expand_ffs): Try both ctz optab and expand_ctz.
2611 Generate a test and branch if the hardware doesn't give us
2612 a useful value for input zero. Style improvements similar to
2615 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
2617 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2619 * config.gcc: Delete stanza for arm-semi-aof and
2620 armel-semi-aof targets.
2621 * config/arm/arm-protos.h
2623 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
2624 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
2625 delete aof_pic_label and remove mention of AOF in comments.
2626 * config/arm/arm.md: Delete patterns used only for AOF assembly.
2628 * config/arm/semiaof.h
2629 * config/arm/t-semi: Delete file.
2631 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2633 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
2634 CONST_CAST_BB): New macros for type-specific casts.
2635 (CONST_CAST): Add a TYPE parameter and define it in terms of
2638 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
2639 * c-lex.c (cb_ident, lex_string): Likewise,
2640 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
2641 * config/i386/i386.c (ix86_function_regparm,
2642 ix86_function_sseregparm): Use CONST_CAST_TREE.
2643 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
2645 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2646 give_switch, set_multilib_dir): Likewise,
2647 * gengtype-parse.c (string_seq, typedef_name): Likewise,
2648 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
2649 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
2650 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
2651 * prefix.c (update_path): Likewise,
2652 * pretty-print.c (pp_base_destroy_prefix): Likewise,
2653 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
2654 * tree-cfg.c (tree_can_merge_blocks_p,
2655 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
2656 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
2657 * tree.c (build_string): Supply a TYPE for CONST_CAST.
2658 (attribute_list_contained): Use CONST_CAST_TREE.
2660 2007-09-03 Krister Walfridsson <cato@df.lth.se>
2662 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
2664 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2667 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
2668 before forcing them into a register.
2670 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2672 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
2673 rather than define_code_macro.
2675 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2677 * gcc.c (xputenv): New function.
2678 (putenv_from_prefixes): Use xputenv instead of putenv.
2679 (process_command): Use xputenv instead of putenv.
2680 (set_collect_gcc_options): Use xputenv instead of putenv.
2681 (main): Use xputenv instead of putenv.
2683 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2685 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
2686 availability of swap instruction.
2687 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
2689 2007-09-03 Revital Eres <eres@il.ibm.com>
2691 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
2694 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
2695 Ayal Zaks <zaks@il.ibm.com>
2696 Revital Eres <eres@il.ibm.com>
2698 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
2699 compute_split_row): New functions.
2700 (ps_unschedule_node): Remove.
2701 (normalize_sched_times): Iterate over the already scheduled
2702 insns instead of the number of nodes.
2703 (MAX_SPLIT_NUM): New definition.
2704 (sms_schedule_by_order): Change the scheduling heuristic to
2705 avoid useless increases of initiation interval ii.
2706 (get_sched_window): Add dump printouts.
2708 2007-09-02 David Daney <ddaney@avtrex.com>
2710 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
2711 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
2712 (optab, insn): Add more attributes.
2713 (fetchop_bit): New code macro.
2714 (immediate_insn): New code macro attribute.
2715 (sync): Change condition to ISA_HAS_SYNC.
2716 (rdhwr): Change predicate for operand 0 to register_operand.
2717 (memory_barrier): New expand.
2718 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2719 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2720 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2721 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2722 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
2723 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
2724 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2725 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2726 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
2728 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2729 Hans-Peter Nilsson <hp@axis.com>
2731 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
2732 Defined to describe availability and behavior of CLZ.
2733 * config/cris/cris.md (clzsi2): Implement using lz instruction.
2734 * config/cris/cris.opt: Tweak comment for "-metrax4".
2735 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
2736 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
2737 (count_leading_zeros): Define.
2739 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2741 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
2743 2007-09-02 Joseph Myers <joseph@codesourcery.com>
2746 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
2749 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2751 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
2752 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
2753 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
2754 sched-deps.c, sched-int.h, system.h, target.h,
2755 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
2756 tree.def: Fix comment typos.
2758 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2760 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
2761 (override_options): Turn on -mstrict-align on non-ColdFire
2763 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
2765 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2767 * c-common.c (const_strip_array_types): Delete.
2768 * c-common.h (const_strip_array_types): Likewise.
2769 * emit-rtl.c (const_next_insn, const_previous_insn,
2770 const_next_nonnote_insn, const_prev_nonnote_insn,
2771 const_next_real_insn, const_prev_real_insn,
2772 const_next_active_insn, const_prev_active_insn, const_next_label,
2773 const_prev_label): Delete.
2774 * gimple-low.c (block_may_fallthru): Use expr_last.
2775 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
2776 * rtl.h (const_previous_insn, const_next_insn,
2777 const_prev_nonnote_insn, const_next_nonnote_insn,
2778 const_prev_real_insn, const_next_real_insn,
2779 const_prev_active_insn, const_next_active_insn, const_prev_label,
2780 const_next_label): Delete.
2781 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
2782 * system.h (CONST_CAST): Update comment.
2783 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
2784 (const_first_stmt, const_last_stmt): Delete.
2785 (tree_block_ends_with_condjump_p): Use last_stmt.
2786 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
2787 * tree-iterator.c (const_expr_first, const_expr_last,
2788 const_expr_only): Delete.
2789 * tree.c (const_lookup_attribute): Likewise.
2790 (attribute_list_contained): Use lookup_attribute.
2791 * tree.h (const_lookup_attribute, const_expr_first,
2792 const_expr_last, const_expr_only): Delete.
2794 2007-09-01 Richard Guenther <rguenther@suse.de>
2796 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
2797 instead of TREE_THIS_VOLATILE.
2798 * tree-ssa-operands.c (add_virtual_operand): Do not set
2799 has_volatile_ops. Do not check s_ann for NULL.
2800 (get_indirect_ref_operands): Likewise.
2801 (get_expr_operands): Likewise. For all reference trees
2802 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
2803 check base of reference for TREE_THIS_VOLATILE.
2805 2007-09-01 Richard Guenther <rguenther@suse.de>
2807 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
2808 between integral types. Also allow conversions between
2811 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2813 * optabs.c (prepare_float_lib_cmp): Use
2814 libgcc_cmp_return_mode instead of word_mode.
2815 * config/dfp-bit.h: Likewise.
2816 * config/fp-bit.h: Likewise.
2817 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
2819 (spu_libgcc_shift_count_mode): New function.
2820 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
2821 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
2823 2007-08-31 Joseph Myers <joseph@codesourcery.com>
2825 * tree-pretty-print.c: Include output.h.
2826 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
2827 HOST_WIDE_INT_PRINT_DEC.
2828 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
2830 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
2832 PR rtl-optimization/33224
2833 * loop-iv.c (latch_dominating_def): Check that the definition belongs
2834 to the analysed region.
2836 2007-08-31 Richard Guenther <rguenther@suse.de>
2838 * function.c (allocate_struct_function): Do not set
2839 current_function_returns_pointer.
2840 * function.h (struct var_refs_queue): Remove.
2841 (struct simple_obstack_stack): Likewise.
2842 (struct function): Remove fixup_var_refs_queue member.
2843 Remove returns_pointer flag.
2844 (current_function_returns_pointer): Remove define.
2846 2007-08-31 Nick Clifton <nickc@redhat.com>
2848 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
2849 secondary keys in order to obtain a stable sort.
2851 2007-08-31 Nick Clifton <nickc@redhat.com>
2854 * config/m32r/constraints.md: Add W constraint for integer zero.
2855 * config/m32r/m32r.md (get_pc): Use W and i constraints.
2856 Fix length calculation by using alternatives.
2858 2007-08-31 Richard Sandiford <richard@codesourcery.com>
2860 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
2861 split out from expand_binop.
2862 (avoid_expensive_constant): New function.
2863 (expand_binop_directly): Remove commutative_op argument and
2864 (expand_binop_directly): Remove commutative_op argument and
2865 call cummutative_optab_p instead. Do not change op0 or op1
2866 when swapping xop0 and xop1. Apply avoid_expensive_constant
2867 to each argument after potential swapping. Enforce the
2868 canonical order of commutative operands.
2869 (expand_binop): Use shift_optab_p and commutative_optab_p.
2870 Update the calls to expand_binop_directly. Only force constants
2871 into registers when widening an operation. Only swap operands
2872 once a direct expansion has been rejected.
2873 (expand_twoval_binop): Only force constants into registers when
2874 using a direct expansion.
2876 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
2878 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
2879 (sched_analyze_insn): Don't postprocess speculative dependencies when
2880 target has no scheduling.
2881 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
2882 'uninitialized' warning.
2884 2007-08-31 Richard Guenther <rguenther@suse.de>
2886 * tree.c (build_complex_type): Always set TYPE_NAME for
2889 2007-08-31 Olivier Hainque <hainque@adacore.com>
2891 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
2892 internal macro. Default alignment factor for csect directives, chosen
2893 to match what BIGGEST_ALIGNMENT allows.
2894 (DATA_SECTION_ASM_OP): Use it.
2895 * config/rs6000/rs6000.c
2896 (rs6000_xcoff_output_readonly_section_asm_op):
2897 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
2898 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
2900 2007-08-31 Olivier Hainque <hainque@adacore.com>
2902 * dbxout.c (dbxout_block): Move declaration within the first
2903 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
2904 block to include the definition, together with the associated
2907 2007-08-31 David Edelsohn <edelsohn@gnu.org>
2908 Revital Eres <eres@il.ibm.com>
2910 * doc/invoke.texi (-mpaired): Document flag.
2911 * config.gcc: Include paired.h in powerpc extra_headers and
2912 750cl.h in powerpc-*-linux*paired*.
2913 * config/rs6000/rs6000.opt (-mpaired): New flag.
2914 * config/rs6000/rs6000.c (paired_init_builtins,
2915 paired_expand_builtin, paired_expand_lv_builtin,
2916 paired_expand_stv_builtin, paired_expand_predicate_builtin):
2917 New functions to support the paired single builtin functions.
2918 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
2919 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
2921 (bdesc_paired_preds): New structure for paired predicate
2923 (rs6000_expand_builtin): Expand paired single builtins.
2924 (rs6000_init_builtins): Init paired single builtins.
2925 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
2926 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
2927 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
2928 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
2929 (rs6000_vector_mode_supported_p): Support paired vector mode.
2930 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
2931 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
2933 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
2934 (DATA_ALIGNMENT): Likewise.
2935 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
2936 (rs6000_builtins): Add PAIRED builtins.
2937 * config/rs6000/rs6000.md: Include paired.md.
2938 * config/rs6000/paired.h: New.
2939 * config/rs6000/paired.md: New.
2940 * config/rs6000/750cl.h: New.
2941 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
2943 2007-08-30 Ollie Wild <aaw@google.com>
2945 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
2946 * gcc.c (default_compilers): Add -fno-directives-only to
2947 @assembler-with-cpp.
2949 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
2953 * regclass.c (initial_fixed_regs): Revert previous change and make
2955 (initial_call_used_regs): Likewise.
2956 (initial_call_really_used_regs): Delete, reverting previous addition.
2957 (initial_reg_names): Likewise.
2958 (init_reg_sets): Revert previous change.
2959 (saved_fixed_regs): New.
2960 (saved_call_used_regs): New.
2961 (saved_call_really_used_regs): New.
2962 (saved_reg_names): New.
2963 (save_register_info): New.
2964 (restore_register_info): New.
2965 (init_reg_sets_1): Replace reset of register info with call to
2966 restore_register_info.
2967 * rtl.h (save_register_info): Declare.
2968 * toplev.c (backend_init): Call save_register_info.
2970 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2972 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
2973 from the original statement.
2975 2007-08-30 Chao-ying Fu <fu@mips.com>
2977 * c-lex.c (interpret_fixed): Declare.
2978 (interpret_float): Process _Fract and _Accum.
2979 (interpret_fixed): New function.
2980 * final.c (output_addr_const): Process CONST_FIXED.
2981 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
2982 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
2984 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
2986 (simplify_immed_subreg): Support CONST_FIXED.
2987 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2988 (simplify_subreg): Support CONST_FIXED.
2990 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2992 * config/rs6000/ppu_intrinsics.h: New file.
2993 * config.gcc (powerpc*-*-* <extra_headers>): Install
2996 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2998 * cfg.c (dump_flow_info): Change to also print entry and exit
3000 * print-rtl.c (print_rtl_single): Allow to print rtl with
3003 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3005 * df-core.h (df_dump_region): New function.
3006 * df.h (df_dump_region): New function.
3007 * loop-invariant.c (find_defs): Add call to df_dump_region.
3008 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3011 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3014 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3015 true if any of the compare_section_name calls returned true,
3016 rather than if any returned false.
3018 2007-08-30 Richard Guenther <rguenther@suse.de>
3020 PR tree-optimization/33199
3021 * tree-ssa-structalias.c (handle_lhs_call): New function.
3022 (find_func_aliases): In non-IPA mode make sure that for
3023 calls that return a pointer we add a constraint for the
3024 result to point to anything.
3026 2007-08-30 Richard Guenther <rguenther@suse.de>
3028 * doc/invoke.texi (-mveclibabi): Document new target option.
3029 * config/i386/i386.opt (-mveclibabi): New target option.
3030 * config/i386/i386.c (ix86_veclib_handler): Handler for
3031 vectorization library support.
3032 (override_options): Handle the -mveclibabi option, initialize
3033 the vectorization library handler.
3034 (ix86_builtin_vectorized_function): As fallback call the
3035 vectorization library handler, if set.
3036 (ix86_veclibabi_acml): New static function for ACML ABI style
3037 vectorization support.
3039 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3041 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3042 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3043 SImode and update m. Don't run gen_lowpart_common on arbitrary
3044 memory address, force it to register first.
3047 * dce.c (dce_process_block): Don't delete setters of
3048 artificially used registers.
3050 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3052 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3053 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3054 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3056 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3058 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3060 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3061 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3063 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3065 * system.h: Activate -Wcast-qual as warning-only.
3067 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3070 * config/rs6000/rs6000.c (compare_section_name): New function.
3071 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3074 2007-08-29 Olivier Hainque <hainque@adacore.com>
3076 * xcoffout.c: #include debug.h.
3077 * Makefile.in (xcoffout.o): Add debug.h dependency.
3079 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3081 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3082 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3084 2007-08-29 Richard Guenther <rguenther@suse.de>
3086 * tree-pretty-print.c (dump_generic_node): Print
3087 label DECL_UID as D.%u.
3088 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3090 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3092 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3093 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3095 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3098 * tree.c (build_type_attribute_qual_variant): Set canonical types
3099 on the final, unqualified attribute variant before building the
3102 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3104 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3105 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3107 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3110 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3111 * config/bfin/bfin.md (composev2hi): Put operands into vector
3114 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3116 * config/bfin/bfin.md (composev2hi): Put operands into vector
3119 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3121 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3122 attribute when appropriate.
3123 (bfin_handle_l1_text_attribute): New.
3124 (bfin_handle_l1_data_attribute): New.
3125 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3126 l1_data_A and l1_data_B.
3127 * doc/extend.texi (node Function Attributes): Document l1_text
3129 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3130 l1_data_A and l1_data_B variable attributes.
3132 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3134 * config/bfin/bfin.opt (minline-plt): Add.
3135 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3136 call to global functions.
3137 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3138 (Blackfin Options): Document -minline-plt.
3140 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3142 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3143 given a non-function.
3144 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3146 2007-08-28 DJ Delorie <dj@redhat.com>
3148 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3150 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3152 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3154 2007-08-28 Richard Guenther <rguenther@suse.de>
3156 * tree.h (struct tree_function_decl): Increase size of
3157 function_code bitfield.
3159 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3160 Kazu Hirata <kazu@codesourcery.com>
3162 * gcc/config/m68k/linux.h
3163 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3164 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3165 (m68k_return_in_memory): New.
3166 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3169 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3172 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3173 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3174 operand) when top VEC_SELECT extracts scalar element.
3175 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3176 (*vec_extract_v4sf_mem): Ditto.
3178 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3181 * passes.c (init_optimization_passes): Move pass_df_finish
3182 after pass_postreload sublist.
3184 PR rtl-optimization/33148
3185 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3186 (neg (lt X 0)) if X has scalar int mode.
3189 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3190 initializer, use build_vector_from_ctor if possible to create
3191 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3192 even after this, return NULL.
3194 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3196 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3198 2007-08-28 Richard Guenther <rguenther@suse.de>
3200 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3201 (struct tree_function_decl): Make function_code a bitfield.
3202 Add disregard_inline_limits flag.
3203 * cgraphunit.c (cgraph_process_new_functions): Check
3204 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3205 (cgraph_preserve_function_body_p): Likewise.
3206 * ipa-inline.c (compute_inline_parameters): Likewise.
3207 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3208 for GNU C extern inline functions.
3209 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3210 * tree-inline.c (disregard_inline_limits_p): Remove.
3211 * tree-inline.h (disregard_inline_limits_p): Likewise.
3212 * c-common.c (handle_always_inline_attribute): Set
3213 DECL_DISREGARD_INLINE_LIMITS.
3214 * langhooks.c (add_builtin_function): Verify the function code
3215 fits in the bitfield.
3217 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3218 Vladimir Yanovsky <yanov@il.ibm.com>
3219 Revital Eres <eres@il.ibm.com>
3220 Andrey Belevantsev <abel@ispras.ru>
3222 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3224 * modulo-sched.c: Add documentation regarding do-loop.
3225 (doloop_register_get): Change number of arguments to support
3226 the new do-loop pattern and check whether COUNT_REG has no other
3227 occurences in the loop besides in the control part.
3228 (duplicate_insns_of_cycles): Do not duplicate the insn which
3229 changes count_reg as it is already adjusted.
3230 (generate_prolog_epilog): New argument to support the new
3231 do-loop pattern. Change the subtract instruction to use
3232 expand_simple_binop. Call duplicate_insns_of_cycles with new
3234 (sms_schedule): Call doloop_register_get and
3235 generate_prolog_epilog with new argument. Do not handle loops
3236 with single sets insns with subreg in their lhs.
3237 * loop-doloop.c (doloop_optimize): Support for another do-loop
3239 (doloop_condition_get): Gets an instruction instead of a pattern
3240 and change the return condition when the do-loop pattern is
3242 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3243 deps when considering to not create edges.
3245 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3247 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3250 2007-08-27 Jason Merrill <jason@redhat.com>
3253 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3254 zero-sized types after calling gimplify_modify_expr_rhs.
3256 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3258 * regclass.c (init_reg_autoinc): Fix typo.
3260 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3262 Fix PR tree-optimization/33173
3263 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3265 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3268 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3269 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3272 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3273 David Ung <davidu@mips.com>
3274 Nigel Stephens <nigel@mips.com>
3276 Separate target-specific initialization from general
3277 back-end initialization.
3279 * toplev.c (init_alignments): New, split out from...
3280 (process_options): ...here.
3281 (backend_init_target): New, split out from...
3282 (backend_init): ...here.
3283 (lang_dependent_init_target): New, split out from...
3284 (lang_dependent_init): ...here.
3285 (target_reinit): New.
3286 * toplev.h (target_reinit): Declare.
3287 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3288 now can be called more than once. Update comments.
3289 * expr.h (init_expr_target): Likewise.
3290 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3291 now can be called more than once. Explicitly zero
3292 static_reg_base_value.
3293 * emit-rtl.c (init_emit_regs): New, split out from...
3294 (init_emit_once): Here.
3295 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3296 non-const, so that changes from command-line arguments can overwrite
3297 values provided by the static initializers.
3298 (initial_call_really_used_regs): New, used similarly to the above.
3299 (initial_reg_names): Likewise.
3300 (last_mode_for_init_move_cost): Promoted function-local static to
3301 file-scope static to make it accessible outside init_move_cost.
3302 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3303 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3304 reg_names since it is needed for parsing command-line options.
3305 (init_move_cost): Use last_mode_for_init_move_cost instead of
3306 function-local static.
3307 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3308 call_really_used_regs now. Reinitialize reg_names. Also
3309 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3310 reg_class_superunion. Clear losing_caller_save_reg_set.
3311 Preserve global registers if called more than once. Reset
3312 move cost, may_move_in_cost, may_move_out_cost, and
3313 last_mode_for_init_move_cost.
3314 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3315 can now be invoked more than once. Update comments.
3316 (init_regs): Update comments.
3317 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3318 and initial_call_really_used_regs, instead of the non-initial
3319 variables. This allows us to save the command-line register settings
3320 after target reinitialization.
3321 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3322 * rtl.h (init_emit_regs): Declare.
3323 (init_reg_modes_target, init_alias_target): Renamed as described
3325 * reload1.c (init_reload): Update comments.
3326 * optabs.c (init_optabs): Likewise.
3327 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3329 2007-08-26 Chao-ying Fu <fu@mips.com>
3331 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3334 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3336 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3338 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3340 * bb-reorder.c (copy_bb_p): Likewise.
3341 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3342 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3343 block_ends_with_condjump_p): Likewise.
3344 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3345 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3346 block_ends_with_condjump_p): Likewise.
3347 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3348 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3349 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3350 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3351 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3352 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3353 debug_true_const_tree instad of debug_true_tree.
3354 * debug.c (do_nothing_debug_hooks): Likewise.
3355 * debug.h (ignore_block, debug_true_const_tree): Constify.
3356 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3357 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3358 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3359 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3360 dbx_reg_number, is_based_loc, field_type,
3361 simple_type_align_in_bits, simple_decl_align_in_bits,
3362 simple_type_size_in_bits, field_byte_offset, insert_float,
3363 type_tag, member_declared_type, is_redundant_typedef,
3364 secname_for_decl, is_inlined_entry_point): Likewise.
3365 * emit-rtl.c (const_next_insn, const_previous_insn,
3366 const_next_nonnote_insn, const_prev_nonnote_insn,
3367 const_next_real_insn, const_prev_real_insn,
3368 const_next_active_insn, const_prev_active_insn, const_next_label,
3369 const_prev_label): Likewise.
3370 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3372 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3373 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3374 sched_insn_is_legitimate_for_speculation_p): Likewise.
3375 * jump.c (reversed_comparison_code_parts,
3376 reversed_comparison_code, reversed_comparison, condjump_label):
3378 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
3379 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
3381 * rtl.h (const_previous_insn, const_next_insn,
3382 const_prev_nonnote_insn, const_next_nonnote_insn,
3383 const_prev_real_insn, const_next_real_insn,
3384 const_prev_active_insn, const_next_active_insn, const_prev_label,
3385 const_next_label, modified_between_p, modified_in_p,
3386 const_note_storeskeep_with_call_p, condjump_label,
3387 reversed_comparison, reversed_comparison_code,
3388 reversed_comparison_code_parts, memory_modified_in_insn_p,
3389 stack_regs_mentioned): Likewise.
3390 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
3391 keep_with_call_p): Likewise.
3392 * sched-deps.c (deps_may_trap_p, sched_get_condition,
3393 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
3394 sd_lists_size, sd_lists_empty_p): Likewise.
3395 * sched-int.h (sched_insns_conditions_mutex_p,
3396 haifa_classify_insn, no_real_insns_p,
3397 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
3398 sd_lists_size, sd_lists_empty_p): Likewise.
3399 * sdbout.c (sdb_debug_hooks): Likewise.
3400 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
3401 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
3402 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
3404 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
3405 tree_can_throw_internal): Likewise.
3406 * tree-flow-inline.h (phi_nodes): Likewise.
3407 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
3408 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
3409 * tree-gimple.c (const_get_call_expr_in): Likewise.
3410 * tree-gimple.h (const_get_call_expr_in): Likewise.
3411 * tree.c (const_lookup_attribute, attribute_list_equal,
3412 attribute_list_contained): Likewise.
3413 * tree.h (attribute_list_equal, attribute_list_contained,
3414 const_lookup_attribute): Likewise.
3415 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
3417 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3419 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
3420 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
3422 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3425 * config/alpha/constraints.md: Delete "svn:mime-type" property
3426 with svn propdel "svn:mime-type".
3428 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3431 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
3432 non NOTE insn doesn't cross basic block.
3433 (noce_try_abs): Likewise.
3434 (noce_process_if_block): Likewise.
3436 2007-08-26 David Edelsohn <edelsohn@gnu.org>
3439 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
3440 operand without auto-inc-dec.
3441 * config/rs6000/rs6000.md (floatsidf2_internal): Use
3442 offsettable_mem_operand.
3443 (floatunssidf2_internal): Same.
3444 (fix_truncdfsi2_internal): Same.
3445 (floatsidf_ppc64): Same.
3446 (floatunssidf_ppc64): Same.
3447 (fix_trunctfsi2_internal): Same.
3449 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3452 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
3453 pass defines needed for version.c.
3455 2007-08-25 Joseph Myers <joseph@codesourcery.com>
3457 * configure.ac (--debug-prefix-map check): Change assembler
3458 version presumed to have feature to 2.18.
3459 * configure: Regenerate.
3461 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3463 * c-common.c (vector_types_convertible_p,
3464 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
3465 self_promoting_args_p): Constify.
3466 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
3467 c_promoting_integer_type_p, self_promoting_args_p,
3468 anon_aggr_type_p, vector_types_convertible_p): Likewise.
3469 * c-decl.c (anon_aggr_type_p): Likewise.
3470 * * c-dump.c (dump_stmt): Likewise.
3471 * c-objc-common.c (has_c_linkage): Likewise.
3472 * c-tree.h (same_translation_unit_p): Likewise.
3473 * c-typeck.c (null_pointer_constant_p,
3474 tagged_types_tu_compatible_p, function_types_compatible_p,
3475 type_lists_compatible_p, lvalue_or_else, lvalue_p,
3476 comptypes_internal, struct tagged_tu_seen_cache,
3477 same_translation_unit_p, alloc_tagged_tu_seen_cache,
3478 c_size_in_bytes): Likewise.
3479 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
3480 hash_ptr, eq_ptr): Likewise.
3481 * langhooks-def.h (lhd_decl_ok_for_sibcall,
3482 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
3483 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
3484 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
3486 * optabs.c (optab_for_tree_code): Likewise.
3487 * optabs.h (optab_for_tree_code): Likewise.
3488 * rtl.h (simplify_rtx): Likewise.
3489 * simplify-rtx.c (simplify_rtx): Likewise.
3490 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
3491 dump_flag, dump_node): Likewise.
3492 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
3493 queue_and_dump_type, dump_flag): Likewise.
3494 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
3495 * tree-pass.h (dump_node): Likewise.
3496 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
3497 supportable_narrowing_operation): Likewise.
3498 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
3499 supportable_narrowing_operation): Likewise.
3500 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
3501 is_negative_overflow_infinity, is_positive_overflow_infinity,
3502 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
3503 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
3504 update_value_range, add_equivalence, ssa_name_nonnegative_p,
3505 ssa_name_nonzero_p, fp_predicate): Likewise.
3506 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
3507 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
3508 ssa_name_nonnegative_p): Likewise.
3510 2007-08-25 Hans Kester <hans.kester@ellips.nl>
3512 * config.gcc : Add x86_64-elf target.
3514 2007-08-25 Jakub Jelinek <jakub@redhat.com>
3516 * expr.c (store_expr): Fix order of store_by_pieces arguments.
3518 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
3519 Nigel Stephens <nigel@mips.com>
3523 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
3524 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
3525 * expr.c (SET_BY_PIECES_P): Define.
3526 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
3527 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
3528 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
3530 * expr.h (SET_RATIO): Define.
3531 (can_store_by_pieces, store_by_pieces): Update prototypes.
3532 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
3533 can_store_by_pieces/store_by_pieces.
3534 (expand_builtin_memcpy_args): Likewise.
3535 (expand_builtin_strncpy): Likewise.
3536 (expand_builtin_memset_args): Likewise. Also remove special case
3537 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
3538 decide what to do instead.
3539 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
3540 to can_store_by_pieces.
3542 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
3543 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
3545 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
3546 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
3547 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
3548 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
3549 (STORE_BY_PIECES_P): Define.
3551 2007-08-24 Tom Tromey <tromey@redhat.com>
3553 * varpool.c (varpool_last_needed_node): Fix comment typo.
3554 * c-decl.c (duplicate_decls): Fix comment typo.
3555 (clone_underlying_type): Update comment.
3557 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3559 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
3560 alpha_in_small_data_p, alpha_split_complex_arg,
3561 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3563 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
3564 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
3566 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
3567 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3568 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
3569 * config/darwin.c (darwin_binds_local_p): Likewise.
3570 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
3572 * config/i386/i386-protos.h (i386_pe_binds_local_p,
3573 i386_pe_valid_dllimport_attribute_p): Likewise.
3574 * config/i386/i386.c (ix86_function_regparm,
3575 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
3576 x86_can_output_mi_thunk, ix86_mangle_type,
3577 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
3578 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
3579 i386_pe_binds_local_p): Likewise.
3580 * config/ia64/ia64.c
3581 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
3582 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
3583 ia64_invalid_conversion, ia64_invalid_unary_op,
3584 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3586 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
3587 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
3588 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3589 * config/mips/mips.c (mips_use_blocks_for_constant_p,
3590 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
3591 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3592 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
3593 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
3594 * config/pa/pa.c (pa_commutative_p): Likewise.
3595 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
3597 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
3598 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
3599 rs6000_use_blocks_for_constant_p,
3600 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
3601 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3602 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
3603 * config/s390/s390.c (s390_mangle_type,
3604 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
3606 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3607 th_in_small_data_p): Likewise.
3608 * config/sh/sh.c (sh_ms_bitfield_layout_p,
3609 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3611 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
3612 sparc_mangle_type): Likewise.
3613 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
3614 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
3615 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
3617 * hooks.c (hook_bool_mode_const_rtx_false,
3618 hook_bool_mode_const_rtx_true,
3619 hook_bool_const_tree_hwi_hwi_const_tree_false,
3620 hook_bool_const_tree_hwi_hwi_const_tree_true,
3621 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3622 hook_constcharptr_const_tree_null,
3623 hook_constcharptr_const_rtx_null,
3624 hook_constcharptr_const_tree_const_tree_null,
3625 hook_constcharptr_int_const_tree_null,
3626 hook_constcharptr_int_const_tree_const_tree_null): New.
3627 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3628 hook_bool_tree_hwi_hwi_tree_false,
3629 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3630 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3631 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3632 hook_constcharptr_int_tree_null,
3633 hook_constcharptr_int_tree_tree_null): Delete.
3634 (default_can_output_mi_thunk_no_vcall): Constify.
3635 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3636 hook_bool_tree_hwi_hwi_tree_false,
3637 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3638 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3639 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3640 hook_constcharptr_int_tree_null,
3641 hook_constcharptr_int_tree_tree_null): Delete.
3642 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3643 hook_bool_const_tree_hwi_hwi_const_tree_false,
3644 hook_bool_const_tree_hwi_hwi_const_tree_true,
3645 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3646 hook_constcharptr_const_tree_null,
3647 hook_constcharptr_const_rtx_null,
3648 hook_constcharptr_const_tree_const_tree_null,
3649 hook_constcharptr_int_const_tree_null,
3650 hook_constcharptr_int_const_tree_const_tree_null): New.
3651 (default_can_output_mi_thunk_no_vcall): Constify.
3652 * integrate.c (function_attribute_inlinable_p): Likewise.
3653 * integrate.h (function_attribute_inlinable_p): Likewise.
3654 * jump.c (rtx_renumbered_equal_p): Likewise.
3655 * output.h (decl_readonly_section, categorize_decl_for_section,
3656 default_use_anchors_for_symbol_p, default_binds_local_p,
3657 default_binds_local_p_1): Likewise.
3658 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
3660 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3661 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
3662 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
3663 TARGET_COMP_TYPE_ATTRIBUTES,
3664 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
3665 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
3666 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
3667 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
3668 TARGET_DWARF_CALLING_CONVENTION): Likewise.
3669 * target.h (can_output_mi_thunk, needs_block_p,
3670 first_cycle_multipass_dfa_lookahead_guard_spec,
3671 vector_alignment_reachable, comp_type_attributes,
3672 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
3673 commutative_p, use_blocks_for_constant_p,
3674 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
3675 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
3676 invalid_within_doloop, valid_dllimport_attribute_p,
3677 split_complex_arg, invalid_arg_for_unprototyped_fn,
3678 invalid_conversion, invalid_unary_op, invalid_binary_op):
3680 * targhooks.c (default_invalid_within_doloop,
3681 hook_invalid_arg_for_unprototyped_fn,
3682 default_builtin_vector_alignment_reachable): Likewise.
3683 (hook_bool_rtx_commutative_p): Delete.
3684 (hook_bool_const_rtx_commutative_p): New.
3685 * targhooks.h (default_invalid_within_doloop,
3686 default_builtin_vector_alignment_reachable,
3687 hook_invalid_arg_for_unprototyped_fn): Constify.
3688 (hook_bool_rtx_commutative_p): Delete.
3689 (hook_bool_const_rtx_commutative_p): New.
3690 * varasm.c (bss_initializer_p, decl_default_tls_model,
3691 categorize_decl_for_section, decl_readonly_section,
3692 default_use_anchors_for_symbol_p, default_binds_local_p,
3693 default_binds_local_p_1): Constify.
3695 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3697 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3698 __NO_BUILTIN if -fno-builtin.
3700 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3702 * config/bfin/bfin.c (print_operand): Report error instead of
3703 ICE for wrong operand.
3705 2007-08-24 Michael Matz <matz@suse.de>
3707 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
3709 2007-08-24 Richard Guenther <rguenther@suse.de>
3712 * tree-ssa.c (useless_type_conversion_p): Split into a
3713 recursive and a non-recursive part.
3714 (useless_type_conversion_p_1): New function.
3715 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
3716 from maybe_fold_offset_to_reference is trivially convertible
3717 to the desired type before doing the simplification.
3719 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3721 * expr.c (store_expr): Optimize initialization of an array
3723 * expr.h (builtin_strncpy_read_str): New prototype.
3724 * builtins.c (builtin_strncpy_read_str): Remove prototype.
3727 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
3730 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
3731 field when initializing if_info structure.
3733 2007-08-24 Richard Guenther <rguenther@suse.de>
3735 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
3737 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
3738 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
3739 * tree-inline.c (inlinable_function_p): Fold in common parts of
3740 the cannot_inline_tree_fn langhook.
3741 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
3742 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
3743 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3744 cannot_inline_tree_fn langhook.
3745 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3746 cannot_inline_tree_fn member.
3748 2007-08-24 Richard Guenther <rguenther@suse.de>
3750 * expr.c (get_inner_reference): Do computation of bitoffset
3751 from offset in a way we can detect overflow reliably.
3753 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3755 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
3757 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3759 * config/bfin/bfin.opt (mfast-fp): Add.
3760 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
3761 libbffastfp override libgcc if -mfast-fp.
3762 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3763 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
3764 (Blackfin Options): Document -mfast-fp.
3766 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3768 PR tree-optimization/32573
3770 * tree-data-ref.c (initialize_data_dependence_relation): Clear
3771 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
3772 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
3773 (build_classic_dist_vector): Return false rather than true if
3774 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
3775 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
3776 returned false. Don't call save_dist_v before calling
3777 build_classic_dist_vector_1.
3778 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
3779 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
3780 DDR_DIR_VECTS vectors.
3782 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
3784 * configure.ac (leb128): Modify sed statement to work with any
3785 binutils version string.
3786 * configure: Regenerate
3788 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3790 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
3791 Wrap in RTX_CODE macro guard.
3792 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
3793 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
3794 arm_mark_dllimport, arm_pe_encode_section_info,
3795 arm_pe_unique_section): Use ISO-C function declarations.
3796 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
3797 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
3798 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
3800 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
3801 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
3803 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
3805 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
3806 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
3807 (register_move_cost): Use ISO-C function declarations.
3808 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
3809 * config/score/score-protos.h (score_declare_object): Add
3811 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
3813 * final.c (profile_function): Avoid empty if-bodies.
3816 * calls.c (must_pass_in_stack_var_size,
3817 must_pass_in_stack_var_size_or_pad): Constify.
3818 * config/alpha/alpha-protos.h (function_value): Likewise.
3819 * config/alpha/alpha.c (alpha_return_in_memory,
3820 alpha_pass_by_reference, function_value,
3821 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
3822 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3824 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
3825 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3826 TARGET_PROMOTE_PROTOTYPES): Likewise.
3827 * config/arm/arm-protos.h (arm_return_in_memory,
3828 arm_pad_arg_upward, arm_function_value): Likewise.
3829 * config/arm/arm.c (arm_pass_by_reference,
3830 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
3831 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3832 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
3834 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3835 * config/avr/avr-protos.h (avr_function_value): Likewise.
3836 * config/avr/avr.c (avr_return_in_memory,
3837 gas_output_limited_string, gas_output_ascii, avr_function_value,
3838 avr_return_in_memory): Likewise.
3839 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
3840 * config/bfin/bfin.c (bfin_pass_by_reference,
3841 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
3842 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
3844 * config/cris/cris.c (cris_pass_by_reference,
3845 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
3846 * config/crx/crx.c (crx_return_in_memory): Likewise.
3847 * config/darwin.c (function_base, machopic_function_base_name):
3849 * config/fr30/fr30.c (fr30_must_pass_in_stack,
3850 TARGET_PROMOTE_PROTOTYPES): Likewise.
3851 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
3852 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
3853 * config/i386/i386-protos.h (ix86_return_in_memory,
3854 ix86_sol10_return_in_memory): Likewise.
3855 * config/i386/i386.c (ix86_function_value,
3856 ix86_function_sseregparm, ix86_must_pass_in_stack,
3857 type_natural_mode, classify_argument, examine_argument,
3858 construct_container, ix86_pass_by_reference, function_value_32,
3859 function_value_64, ix86_function_value_1, return_in_memory_32,
3860 return_in_memory_64, return_in_memory_ms_64,
3861 ix86_return_in_memory, ix86_sol10_return_in_memory,
3862 TARGET_PROMOTE_PROTOTYPES): Likewise.
3863 * config/ia64/ia64-protos.h (ia64_function_value,
3864 ia64_hpux_function_arg_padding): Likewise.
3865 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
3866 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
3867 ia64_hpux_function_arg_padding): Likewise.
3868 * config/iq2000/iq2000-protos.h (function_arg,
3869 iq2000_function_value): Likewise.
3870 * config/iq2000/iq2000.c (iq2000_return_in_memory,
3871 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
3872 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3873 function_arg, iq2000_function_value): Likewise.
3874 * config/m32c/m32c-protos.h (m32c_function_value,
3875 m32c_promote_function_return): Likewise.
3876 * config/m32c/m32c.c (m32c_pass_by_reference,
3877 m32c_promote_prototypes, m32c_promote_function_return,
3878 m32c_function_value): Likewise.
3879 * config/m32r/m32r.c (m32r_return_in_memory,
3880 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
3881 m32r_in_small_data_p): Likewise.
3882 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
3884 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
3885 m68hc11_function_arg_padding): Likewise.
3886 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
3887 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
3888 m68k_function_value): Likewise.
3889 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
3890 mcore_function_value): Likewise.
3891 * config/mcore/mcore.c (handle_structs_in_regs,
3892 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
3893 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3894 mcore_num_arg_regs, mcore_function_value): Likewise.
3895 * config/mips/mips-protos.h (mips_pad_arg_upward,
3896 mips_function_value): Likewise.
3897 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
3898 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
3899 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3900 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
3901 mips_function_value): Likewise.
3902 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
3904 * config/mmix/mmix.c (mmix_pass_by_reference,
3905 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
3906 mmix_encode_section_info): Likewise.
3907 * config/mn10300/mn10300-protos.h (mn10300_function_value):
3909 * config/mn10300/mn10300.c (mn10300_return_in_memory,
3910 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
3911 mn10300_function_value): Likewise.
3912 * config/mt/mt-protos.h (mt_function_value): Likewise.
3913 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
3914 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
3915 * config/pa/pa-protos.h (function_arg_padding, function_value,
3916 pa_return_in_memory): Likewise.
3917 * config/pa/pa.c (pa_pass_by_reference,
3918 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3919 function_arg_padding, function_value, pa_return_in_memory):
3921 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
3922 * config/rs6000/rs6000-protos.h (rs6000_function_value,
3923 function_arg_padding): Likewise.
3924 * config/rs6000/rs6000.c (rs6000_return_in_memory,
3925 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
3926 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
3927 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3928 function_arg_padding, altivec_expand_dst_builtin,
3929 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
3930 altivec_init_builtins, rs6000_common_init_builtins,
3931 rs6000_function_value): Likewise.
3932 * s390/s390-protos.h (s390_function_value): Likewise.
3933 * config/s390/s390.c (s390_function_arg_size,
3934 s390_pass_by_reference, s390_return_in_memory,
3935 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
3936 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3937 * config/score/score-protos.h (score_function_value): Likewise.
3938 * config/score/score.c (score_arg_partial_bytes,
3939 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3940 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
3941 score_pass_by_reference, score_add_offset, score_function_value):
3943 * config/sh/sh-protos.h (sh_attr_renesas_p,
3944 sh_promote_prototypes): Likewise.
3945 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
3946 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
3947 sh_attr_renesas_p): Likewise.
3948 * config/sparc/sparc-protos.h (function_value,
3949 function_arg_padding): Likewise.
3950 * config/sparc/sparc.c (sparc_promote_prototypes,
3951 sparc_return_in_memory, sparc_pass_by_reference,
3952 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3953 function_arg_record_value_2, function_arg_record_value_1,
3954 function_arg_record_value, function_arg_record_value,
3955 function_arg_padding, function_value): Likewise.
3956 * config/spu/spu-protos.h (spu_function_value): Likewise.
3957 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
3958 spu_function_value): Likewise.
3959 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
3961 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
3962 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
3963 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3965 * config/v850/v850.c (v850_return_in_memory,
3966 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
3967 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
3968 * config/xtensa/xtensa.c (xtensa_return_in_msb,
3969 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
3970 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3972 * explow.c (promote_mode, hard_function_value): Likewise.
3973 * expr.h (hard_function_value, promote_mode): Likewise.
3974 * function.c (aggregate_value_p): Likewise.
3975 * hooks.c (hook_bool_const_tree_true): New.
3976 * hooks.h (hook_bool_const_tree_true): New.
3977 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
3978 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
3979 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3980 TARGET_RETURN_IN_MSB): Likewise.
3981 * target.h (promote_function_args, promote_function_return,
3982 promote_prototypes, return_in_memory, return_in_msb,
3983 pass_by_reference, must_pass_in_stack, callee_copies,
3984 function_value): Likewise.
3985 * targhooks.c (default_return_in_memory,
3986 hook_pass_by_reference_must_pass_in_stack,
3987 hook_callee_copies_named,
3988 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
3989 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
3990 default_function_value): Likewise.
3991 * targhooks.h (default_return_in_memory,
3992 hook_pass_by_reference_must_pass_in_stack,
3993 hook_callee_copies_named,
3994 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
3995 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
3996 default_function_value): Likewise.
3997 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
3998 (equiv_class_label_hash, equiv_class_label_eq): Constify.
3999 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4000 * tree.c (needs_to_live_in_memory): Likewise.
4001 * tree.h (struct tree_type, needs_to_live_in_memory,
4002 aggregate_value_p, must_pass_in_stack_var_size,
4003 must_pass_in_stack_var_size_or_pad): Likewise.
4004 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4005 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4006 lookup_filename): Likewise.
4008 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4011 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4012 fake fcomi i387 instruction for !TARGET_CMOVE.
4013 (ix86_expand_branch): Expand natural sequence with one jump for
4014 all targets, not only TARGET_CMOVE.
4015 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4016 pattern to implement fake fcomi sequence. Split instruction after
4017 reload to correct compare sequences.
4018 (*cmpfp_xf_cc): Ditto.
4019 (*cmpfp_<mode>_cc): Ditto.
4020 (*cmpfp_u_cc): Ditto.
4021 (*cmpfp_<mode>_cc): Ditto.
4023 2007-08-23 Richard Guenther <rguenther@suse.de>
4025 * tree-pretty-print.c (dump_generic_node): Annotate
4026 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4028 2007-08-23 Richard Guenther <rguenther@suse.de>
4030 * builtins.c (expand_builtin_mathfn): Wrap argument in
4031 save_expr directly instead of re-building the call.
4032 (expand_builtin_mathfn_2): Likewise.
4033 (expand_builtin_mathfn_3): Likewise.
4034 (expand_builtin_interclass_mathfn): Likewise.
4035 (expand_builtin_int_roundingfn): Set arg.
4036 (expand_builtin_int_roundingfn_2): Likewise.
4038 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4040 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4041 *sse_nand<mode>3, *sse_xor<mode>3): New.
4043 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4045 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4046 * config/i386/i386.c (print_operand): Handle ';' code. Output
4047 semicolon for TARGET_MACHO.
4048 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4049 emit semicolon after 'lock' prefix.
4050 (sync_double_compare_and_swap<mode>): Ditto.
4051 (*sync_double_compare_and_swapdi_pic): Ditto.
4052 (*sync_compare_and_swap_cc<mode>): Ditto.
4053 (sync_double_compare_and_swap_cc<mode>): Ditto.
4054 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4055 (sync_old_add<mode>): Ditto.
4056 (sync_add<mode>): Ditto.
4057 (sync_sub<mode>): Ditto.
4058 (sync_ior<mode>): Ditto.
4059 (sync_and<mode>): Ditto.
4060 (sync_xor<mode>): Ditto.
4062 2007-08-22 Chao-ying Fu <fu@mips.com>
4064 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4066 (copy_rtx): Handle CONST_FIXED.
4067 (rtx_equal_p): Likewise.
4068 * rtl.h (fixed_value.h): New include.
4069 (rtx_def): Add a new field of fixed_value to u.
4070 (XCNMPFV): Define for accessing fixed_value.
4071 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4073 * rtl.def (CONST_FIXED): New constant.
4074 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4075 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4076 US_ASHIFT): New codes.
4077 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4078 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4079 unsigned_fract_convert, unsigned_sat_fract): Document them.
4080 * varasm.c (assemble_integer): Extend to support fixed-point constants
4081 by using different machine classes.
4082 (decode_addr_const): Handle FIXED_CST.
4083 (const_hash_1): Likewise.
4084 (compare_constant): Likewise.
4085 (copy_constant): Likewise.
4086 (const_rtx_hash_1): Handle CONST_FIXED.
4087 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4088 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4090 (initializer_constant_valid_p): Handle FIXED_CST.
4091 (output_constant): Support FIXED_POINT_TYPE.
4092 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4093 * cse.c (hash_rtx): Support CONST_FIXED.
4094 (exp_equiv_p): Likewise.
4095 (cannon_reg): Likewise.
4096 (fold_rtx): Likewise.
4097 (equiv_constant): Likewise.
4098 (cse_process_notes_1): Likewise.
4099 (count_reg_usage): Likewise.
4100 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4101 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4102 (wrap_constant): Check CONST_FIXED.
4103 (cselib_hash_rtx): Support CONST_FIXED.
4104 (cselib_subst_to_values): Likewise.
4105 * df-scan.c (df_uses_record): Likewise.
4106 * gcse.c (want_to_gcse_p): Likewise.
4107 (oprs_unchanged_p): Likewise.
4108 (oprs_not_set_p): Likewise.
4109 (compute_transp): Likewise.
4110 (extract_mentioned_regs_helper): Likewise.
4111 * genemit.c (gen_exp): Likewise.
4112 * local-alloc.c (equiv_init_varies_p): Likewise.
4113 (contains_replace_regs): Likewise.
4114 (memref_referenced_p): Likewise.
4115 * loop-invariant.c (check_maybe_invariant): Likewise.
4116 (hash_invariant_expr_1): Likewise.
4117 (invariant_expr_equal_p): Likewise.
4118 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4119 * regclass.c (reg_scan_mark_refs): Likewise.
4120 * regrename.c (scan_rtx): Likewise.
4121 * resource.c (mark_referenced_resources): Likewise.
4122 (mark_set_resources): Likewise.
4123 * rtlanal.c (rtx_unstable_p): Likewise.
4124 (rtx_varies_p): Likewise.
4125 (count_occurrences): Likewise.
4126 (reg_mentioned_p): Likewise.
4127 (modified_between_p): Likewise.
4128 (modified_in_p): Likewise.
4129 (volatile_insn_p): Likewise.
4130 (volatile_refs_p): Likewise.
4131 (side_effects_p): Likewise.
4132 (may_trap_p_1): Likewise.
4133 (inequality_comparisons_p): Likewise.
4134 (computed_jump_p_1): Likewise.
4135 (commutative_operand_precedence): Likewise.
4136 * sched-deps.c (sched_analyze_2): Likewise.
4137 * sched-vis.c (print_value): Likewise.
4138 * reload.c (operands_match_p): Likewise.
4139 (subst_reg_equivs): Likewise.
4140 * reload1.c (eliminate_regs_1): Likewise.
4141 (elimination_effects): Likewise.
4142 (scan_paradoxical_subregs): Likewise.
4143 * alias.c (rtx_equal_for_memref_p): Likewise.
4144 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4145 * emit-rtl.c (const_fixed_htab): New hash table.
4146 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4148 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4149 const_fixed_from_fixed_value): New functions.
4150 (verify_rtx_sharing): Handle CONST_FIXED.
4151 (copy_rtx_if_shared_1): Likewise.
4152 (reset_used_flags): Likewise.
4153 (set_used_flags): Likewise.
4154 (copy_insn_1): Likewise.
4155 (init_emit_once): Create const_fixed_htab.
4156 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4158 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4160 PR tree-optimization/32949
4161 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4162 before failing for ivs with non-constant step.
4164 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4166 * doc/md.texi (Iterators): Renamed from Macros. All contents
4167 changed to reflect rename of respectively define_code_macro and
4168 define_mode_macro to define_code_iterator and define_mode_iterator.
4169 (Mode Iterators, Code Iterators): Similar.
4170 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4171 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4172 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4173 (initialize_iterators, find_iterator, check_code_iterator)
4174 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4175 (read_mapping, read_rtx_1): Similar.
4176 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4177 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4178 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4179 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4180 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4181 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4182 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4183 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4184 config/rs6000/sync.md, config/rs6000/rs6000.md,
4185 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4186 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4187 config/vax/vax.md, config/bfin/bfin.md: Similar.
4189 2007-08-22 David Daney <ddaney@avtrex.com>
4191 * doc/install.texi (Testing): Mention testing on a simulator.
4193 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4195 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4197 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4198 and rearrange floating point conversion functions into different
4201 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4203 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4204 dfa_post_advance_cycle): New scheduler hooks.
4205 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4206 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4208 (TARGET_SCHED): Use them.
4209 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4210 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4211 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4213 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4214 function to facilitate debugging.
4215 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4216 (output_insn_has_dfa_reservation_p): New static function to output
4217 insn_has_dfa_reservation_p ().
4218 (write_automata): Use it.
4219 * genattr.c (main): Output declaration for
4220 insn_has_dfa_reservation_p ().
4222 2007-08-22 Christian Bruel <christian.bruel@st.com>
4223 Richard Guenther <rguenther@suse.de>
4225 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4226 * simplify_rtx (simplify_binary_operation_1): Likewise.
4228 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4230 PR rtl-optimization/32557
4231 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4232 of REGNO (mws->mw_reg).
4234 2007-08-22 Richard Guenther <rguenther@suse.de>
4237 * builtins.c (expand_builtin_int_roundingfn): Replace call
4238 argument wrapped with SAVE_EXPR directly.
4239 (expand_builtin_int_roundingfn_2): Likewise.
4241 2007-08-22 Richard Guenther <rguenther@suse.de>
4243 * tree-inline.c (inlinable_function_p): Restore disregarding
4244 inline limits for GNU extern inline functions.
4246 2007-08-22 Richard Guenther <rguenther@suse.de>
4249 * tree.c (host_integerp): Treat sizetype as signed as it is
4252 2007-08-21 Ian Lance Taylor <iant@google.com>
4254 PR tree-optimization/33134
4255 * tree-vrp.c (adjust_range_with_scev): Call
4256 set_value_range_to_value.
4258 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4260 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4263 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4265 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4268 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4270 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4271 cases to set eight bytes at a time.
4272 (expand_block_move): Likewise.
4274 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4277 * dwarf2out.c (gen_decl_die): Don't call
4278 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4280 2007-08-21 Paul Brook <paul@codesourcery.com>
4281 Nathan Sidwell <nathan@codesourcery.com>
4282 Mark Mitchell <mark@codesourcery.com>
4283 Joseph Myers <joseph@codesourcery.com>
4285 * configure.ac: Add --with-pkgversion and --with-bugurl.
4286 * configure: Regenerate.
4287 * doc/install.texi: Document them.
4288 * version.c (version_string): Remove VERSUFFIX.
4289 (VERSUFFIX): Remove.
4290 (pkgversion_string): New.
4291 (bug_report_url): Do not hard-code initializer.
4292 * version.h (pkgversion_string): Declare.
4293 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4295 (version.o): Define PKGVERSION and BUGURL.
4296 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4297 (%.pod): Define BUGURL.
4298 * gcc.c (process_command, main): Use pkgversion_string.
4299 * toplev.c (compile_file, print_version): Likewise.
4300 * protoize.c (main): Likewise.
4301 * gcov.c (print_version): Likewise. Update copyright date.
4302 * gcov-dump.c (print_version): Likewise. Update copyright date.
4303 * mips-tdump.c (main): Likewise. Update copyright date.
4304 * mips-tfile.c (main): Likewise. Update copyright date.
4305 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4306 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4307 shorten description.
4308 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4309 * doc/gccint.texi: Likewise.
4310 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4311 Update copyright date.
4313 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4315 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4316 (ix86_expand_strlensi_unroll_1): Ditto.
4317 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4318 (ix86_expand_carry_flag_compare): Update comment.
4320 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4323 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4324 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4326 2007-08-21 Richard Guenther <rguenther@suse.de>
4328 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4330 2007-08-21 Richard Guenther <rguenther@suse.de>
4333 * fold-const.c (fold_binary): Remove index +p PTR folding.
4334 Fix types of POINTER_PLUS_EXPR generated by folding of
4337 2007-08-20 Chao-ying Fu <fu@mips.com>
4339 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4340 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4341 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4342 (c_common_fixed_point_type_for_size): Declare.
4343 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4344 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4345 (c_token_starts_declspecs): Likewise.
4346 (c_parser_declspecs): Likewise.
4347 (c_parser_attributes): Likewise.
4348 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4349 (c_declspecs): Add saturating_p.
4350 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4351 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4352 _Sat. Handle RID_SAT.
4353 Avoid using void, bool, char, int, float, double, _Decimal32,
4354 _Decimal64, _Decimal128, and complex with _Sat.
4355 Handle RID_FRACT and RID_ACCUM.
4356 Make sure _Sat is used with _Fract or _Accum.
4357 (finish_declspecs): Handle cts_fract and cts_accum.
4358 * c-common.c (fixed-value.h): New include.
4359 (constant_expression_warning): Handle FIXED_CST.
4360 (overflow_warning): Likewise.
4361 (warnings_for_convert_and_check): Likewise.
4362 (c_common_fixed_point_type_for_size): New.
4363 (c_common_type_for_mode): Handle fixed-point modes to
4364 return various saturating/non-saturating, signed/unsigned types.
4365 (c_common_signed_or_unsigned_type): Support fixed-point types.
4366 (shorten_compare): Check fixed-point zero.
4367 Handle FIXED_POINT_TYPE.
4368 (c_common_truthvalue_conversion): Handle FIXED_CST.
4369 Handle FIXED_POINT_TYPE.
4370 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4372 (handle_mode_attribute): Handle fixed-point modes. Need to check
4373 if the signness of base type and fixed-point modes are consistent.
4374 (handle_vector_size_attribute): Handle fixed-point modes.
4375 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4376 (warn_for_div_by_zero): Check fixed-point zero.
4377 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
4378 a common fixed-point type based on fbit, ibit, sign, and saturation.
4379 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
4380 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
4381 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
4382 (convert_for_assignment): Support FIXED_POINT_TYPE.
4383 (digest_init): Handle FIXED_POINT_TYPE.
4384 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
4385 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4386 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
4387 GE_EXPR, LT_EXPR, GT_EXPR.
4388 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
4389 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
4390 * target.h (gcc_target): Add fixed_point_supported_p.
4391 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
4392 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
4393 (default_fixed_point_supported_p): Define.
4394 * targhooks.h (default_fixed_point_supported_p): Declare.
4395 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
4396 * doc/install.texi (Configuration): Add --enable-fixed-point.
4397 * configure.ac (--enable-fixed-point): New to enable fixed-point
4398 arithmetic extension to C. For mips targets, we enable it by default.
4399 * configure, config.in: Regenerate.
4401 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
4403 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
4405 2007-08-20 David Edelsohn <edelsohn@gnu.org>
4407 * dwarf2out.c (text_section_used): Move declaration outside ifdef
4408 DWARF2_DEBUGGING_INFO.
4409 (cold_text_section_used): Same.
4410 (cold_text_section): Same.
4412 2007-08-20 Richard Guenther <rguenther@suse.de>
4414 * c-typeck.c (convert_for_assignment): Use the type of
4415 the member for the initialization.
4417 2007-08-20 Richard Guenther <rguenther@suse.de>
4419 * c-objc-common.c (c_disregard_inline_limits): Remove.
4420 * c-objc-common.h (c_disregard_inline_limits): Likewise.
4421 * cgraphunit.c (cgraph_process_new_functions): Call
4422 disregard_inline_limits_p.
4423 (cgraph_preserve_function_body_p): Likewise.
4424 * ipa-inline.c (compute_inline_parameters): Likewise.
4425 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
4427 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
4428 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4429 disregard_inline_limits langhook.
4430 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4432 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4433 disregard_inline_limits langhook.
4434 * tree-inline.c (disregard_inline_limits_p): New function.
4435 * tree-inline.h (disregard_inline_limits_p): Declare.
4437 2007-08-20 Richard Guenther <rguenther@suse.de>
4439 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4440 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
4441 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4442 auto_var_in_fn_p langhook.
4443 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
4445 * tree.c (auto_var_in_fn_p): ... here.
4446 (find_var_from_fn): Call auto_var_in_fn_p directly.
4447 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4448 auto_var_in_fn_p langhook.
4449 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
4450 (copy_body_r): Likewise.
4451 (self_inlining_addr_expr): Likewise.
4452 * tree.h (auto_var_in_fn_p): Declare.
4454 2007-08-20 Richard Guenther <rguenther@suse.de>
4456 * tree.c (WALK_SUBTREE): Call walk_tree_1.
4457 (walk_type_fields): Take lh parameter.
4458 (walk_tree): Rename to ...
4459 (walk_tree_1): ... this. Do not call the walk_subtrees
4460 langhook but the now passed callback. Pass lh on recursion.
4461 (walk_tree_without_duplicates): Rename to ...
4462 (walk_tree_without_duplicates_1): ... this. Take lh parameter
4463 and call walk_tree_1.
4464 * tree.h (walk_tree_lh): New typedef.
4465 (walk_tree_1): Declare.
4466 (walk_tree_without_duplicates_1): Likewise.
4467 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
4468 (walk_tree_without_duplicates): New define to
4469 walk_tree_without_duplicates_1 with NULL lh parameter.
4470 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
4471 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
4473 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
4474 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
4475 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
4478 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4481 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
4482 code in front of the compacting of basic blocks.
4483 Move the folding of statements inbetween the cgraph checking
4484 and compacting of basic blocks.
4486 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4487 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4490 * config/alpha/alpha.c (va_list_skip_additions): Check for
4491 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
4492 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
4493 PLUS_EXPR when checking ap.__base.
4494 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
4495 when doing addition on pointer types. Use size_int instead of
4497 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
4498 ptr_type in the second operand.
4500 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4503 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
4505 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4508 * cfgexpand.c (expand_one_register_var): Mark pointer
4509 DECL_ARTIFICIAL as REG_POINTER also.
4510 * stmt.c (expand_decl): Likewise.
4512 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
4519 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
4520 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
4521 on_worklist argument and avoid adding things to worklist multiple
4523 (add_to_worklist): Ditto.
4524 (mark_aliases_call_clobbered): Mark entire structure clobbered if
4525 single SFT is clobbered.
4526 (set_initial_properties): Ditto.
4527 (compute_call_clobbered): Update for changes to function
4529 (create_overlap_variables_for): Always create SFT for offset 0.
4530 (create_structure_vars): Handle PHI's, since we are in SSA form at
4532 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
4533 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
4535 (add_vars_for_offset): Figure out aliases from access + points-to.
4536 (add_virtual_operand): Use add_vars-for_offset.
4537 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
4538 (add_call_clobber_ops): Remove makes_clobbering_call set.
4539 (get_expr_operands): Always pass through the INDIRECT_REF
4541 * tree-ssa-structalias.c (struct constraint_graph): Remove
4543 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
4544 address_taken, pt_used, number_incoming.
4545 (FIRST_ADDR_NODE): Removed.
4546 (merge_graph_nodes): Remove broken code for the moment.
4547 (init_graph): New function.
4548 (build_pred_graph): Remove code to init_graph.
4549 Add location equivalence support.
4550 (struct scc_info): Rename roots to deleted.
4552 (init_scc_info): Ditto
4553 (init_topo_info): Use graph->size.
4554 (compute_topo_order): Ditto.
4555 (do_da_constraint): Removed.
4556 (do_sd_constraint): Remove calls to find().
4557 set_union_with_increment should always get 0 as last arg here.
4558 (do_complex_constraint): Replace do_da_constraint with assert.
4560 (struct equiv_class_label): New.
4561 (pointer_equiv_class_table): Ditto.
4562 (location_equiv_class_table): Ditto.
4563 (equiv_class_label_hash): Ditto.
4564 (equiv_class_label_eq): Ditto
4565 (equiv_class_lookup): Ditto.
4566 (equiv_class_ladd): Ditto.
4567 (pointer_equiv_class): Ditto.
4568 (location_equiv_class): Ditto.
4569 (condense_visit): Rename and rewrite from label_visit to do only
4570 SCC related stuff for HU.
4571 (label_visit): Do HU work for HU.
4572 (perform_var_substitution): Update to do HU and location
4574 (free_var_substitution_info): Update to free HU and location
4575 equivalence structures. */
4576 (find_equivalent_node): Update for pointer but not location
4578 (unite_pointer_equivalences): New function.
4579 (move_complex_constraints): Rewrite to only do moving.
4580 (rewrite_constraints): Split out of move_complex_constraints.
4581 (solve_graph): Use graph->size.
4582 (process_constraint_1): Add from_call argument, use it.
4583 Split *a = &b into two constraints.
4584 (process_constraint): Use new process_constraint_1.
4585 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
4586 (get_constraint_for): Handle non-pointer integers properly.
4587 Remove code that used to handle structures.
4588 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
4589 with unknown addends.
4590 (handle_rhs_call): New function.
4591 (find_func_aliases): Use handle_rhs_call.
4592 (set_uids_in_ptset): Add an assert.
4593 (set_used_smts): Fix bug in not considering unified vars.
4594 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
4595 (compute_points_to_sets): Update for other function changes.
4596 (delete_points_to_sets): Ditto.
4597 (ipa_pta_execute): Ditto.
4598 (pass_ipa_pta): We need to update SSA after ipa_pta.
4600 2007-08-19 Jan Hubicka <jh@suse.cz>
4602 * i386.md: Replace "rim" and "mri" constraints by "g".
4604 2007-08-19 Joseph Myers <joseph@codesourcery.com>
4606 * dwarf2out.c (text_section_used, cold_text_section_used,
4607 cold_text_section, dwarf2out_note_section_used): New.
4608 (dwarf2out_init): Initialize cold_text_section.
4609 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
4610 dwarf2out_note_section_used.
4611 (size_of_aranges): Only count entry for text section if it was
4612 used. Count entry for cold text section if it was used.
4613 (output_aranges): Only output entries for text section and cold
4614 text section if they were used.
4616 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4618 * tree-pretty-print.c (debug_generic_expr): Add a comment about
4620 (debug_generic_stmt): Likewise.
4621 (debug_tree_chain): Likewise.
4623 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4625 * tree-data-refs.c (split_constant_offset): Expose.
4626 * tree-data-refs.h (split_constant_offset): Add declaration.
4628 * tree-vectorizer.h (dr_alignment_support): Renamed
4629 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
4630 Added a new value dr_explicit_realign.
4631 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
4632 dr_offset, dr_step, and dr_aligned_to, along with new access
4633 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
4634 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
4635 STMT_VINFO_DR_ALIGNED_TO.
4637 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
4639 In case of outer-loop vectorization with non-fixed misalignment - use
4640 the dr_explicit_realign scheme instead of the optimized realignment
4642 (new_stmt_vec_info): Initialize new fields.
4644 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
4645 'nested_in_vect_loop' case. Change verbosity level.
4646 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
4647 Don't fail on zero step in the outer-loop for loads.
4648 (vect_analyze_data_refs): Call split_constant_offset to calculate
4649 base, offset and init relative to the outer-loop.
4651 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
4652 BSI function argument with a new function argument - at_loop.
4653 Simplify the condition that determines STEP. Takes additional argument
4654 INV_P. Support outer-loop vectorization (handle the
4655 nested_in_vect_loop case), including zero step in the outer-loop. Call
4656 vect_create_addr_base_for_vector_ref with additional argument.
4657 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
4658 Updated function documentation. Handle the 'nested_in_vect_loop' case.
4659 Fixed and simplified calculation of step.
4660 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
4661 of bsi, and with additional argument. Call bump_vector_ptr with
4662 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
4663 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
4664 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
4665 when the realignment setup needs to take place inside the loop.
4666 Support the dr_explicit_realign scheme. Allow generating the optimized
4667 realignment scheme for outer-loop vectorization. Added documentation.
4668 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
4669 the 'nested_in_vect_loop' case, including loads that are invariant in
4670 the outer-loop and the realignment schemes. Handle the case when the
4671 realignment setup needs to take place inside the loop. Call
4672 vect_setup_realignment with additional arguments. Call
4673 vect_create_data_ref_ptr with additional argument and with loop instead
4674 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
4675 (vect_gen_niters_for_prolog_loop): Call
4676 vect_create_addr_base_for_vector_ref with additional arguments.
4677 (vect_create_cond_for_align_checks): Likewise.
4678 (bump_vector_ptr): Updated to support the new dr_explicit_realign
4679 scheme: takes additional argument bump; argument ptr_incr is now
4680 optional; updated documentation.
4681 (vect_init_vector): Takes additional argument (bsi). Use it, if
4682 available, to insert the vector initialization.
4683 (get_initial_def_for_induction): Pass additional argument in call to
4685 (vect_get_vec_def_for_operand): Likewise.
4686 (vect_setup_realignment): Likewise.
4687 (vectorizable_load): Likewise.
4689 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4691 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
4692 as argument instead of struct loop.
4693 (nested_in_vect_loop_p): New function.
4694 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
4696 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
4697 from other phis in the loop.
4698 (destroy_loop_vec_info): Add additional argument to declaration.
4700 * tree-vectorizer.c (supportable_widening_operation): Also check if
4701 nested_in_vect_loop_p (don't allow changing the order in this case).
4702 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
4703 of struct loop. Call nested_in_vect_loop_p and don't require
4704 flag_unsafe_math_optimizations if it returns true.
4705 (new_stmt_vec_info): When setting def_type for phis differentiate
4706 loop-header phis from other phis.
4707 (bb_in_loop_p): New function.
4708 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
4709 just update their loop_vinfo. Order of BB traversal now matters -
4710 call dfs_enumerate_from with bb_in_loop_p.
4711 (destroy_loop_vec_info): Takes additional argument to control whether
4712 stmt_vinfo of the loop stmts should be destroyed as well.
4713 (vect_is_simple_reduction): Allow the "non-reduction" use of a
4714 reduction stmt to be defines by a non loop-header phi.
4715 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
4717 * tree-vect-transform.c (vectorizable_reduction): Call
4718 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
4719 (vectorizable_call): Likewise.
4720 (vectorizable_conversion): Likewise.
4721 (vectorizable_operation): Likewise.
4722 (vectorizable_type_promotion): Likewise.
4723 (vectorizable_type_demotion): Likewise.
4724 (vectorizable_store): Likewise.
4725 (vectorizable_live_operation): Likewise.
4726 (vectorizable_reduction): Likewise. Also pass loop_info to
4727 vect_is_simple_reduction instead of loop.
4728 (vect_init_vector): Call nested_in_vect_loop_p.
4729 (get_initial_def_for_reduction): Likewise.
4730 (vect_create_epilog_for_reduction): Likewise.
4731 (vect_init_vector): Check which loop to work with, in case there's an
4733 (get_initial_def_for_inducion): Extend to handle outer-loop
4734 vectorization. Fix indentation.
4735 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
4736 In the case vect_induction_def get the vector def from the induction
4737 phi node, instead of calling get_initial_def_for_inducion.
4738 (get_initial_def_for_reduction): Extend to handle outer-loop
4740 (vect_create_epilog_for_reduction): Extend to handle outer-loop
4742 (vect_transform_loop): Change assert to just skip this case. Add a
4744 (vect_finish_stmt_generation): Add a couple asserts.
4746 (vect_estimate_min_profitable_iters): Multiply
4747 cost of inner-loop stmts (in outer-loop vectorization) by estimated
4749 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
4750 this is an inner-loop reduction in outer-loop vectorization.
4752 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
4753 Same code as what used to be vect_analyze_scalar_cycles, only with
4754 additional argument loop, and loop_info passed to
4755 vect_is_simple_reduction instead of loop.
4756 (vect_analyze_scalar_cycles): Code factored out into
4757 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
4758 Updated documentation.
4759 (analyze_operations): Check for inner-loop loop-closed exit-phis during
4760 outer-loop vectorization that are live or not used in the outerloop,
4761 cause this requires special handling.
4762 (vect_enhance_data_refs_alignment): Don't consider versioning for
4764 (vect_analyze_data_refs): Check that there are no datarefs in the
4766 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
4767 and vect_used_in_outer_by_reduction cases.
4768 (process_use): Also consider the case of outer-loop stmt defining an
4769 inner-loop stmt and vice versa.
4770 (vect_analyze_loop_1): New function.
4771 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
4772 loops. Call vect_analyze_loop_1.
4773 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
4774 been vectorized. Call destroy_loop_vec_info with additional argument.
4776 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
4777 in the inner-loop when doing outer-loop vectorization. Add
4778 documentation and printout.
4779 (vect_recog_dot_prod_pattern): Likewise. Also add check for
4780 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
4782 2007-08-18 Andrew Pinski <pinskia@gmail.com>
4784 * tree-affine.h (print_aff): New prototype.
4785 (debug_aff): Likewise.
4786 * tree-affine.c (print_aff): New function.
4787 (debug_aff): Likewise.
4789 2007-08-18 Paul Brook <paul@codesourcery.com>
4790 Joseph Myers <joseph@codesourcery.com>
4792 * common.opt (-fdebug-prefix-map=): New option.
4793 * opts.c: Include debug.h.
4794 (common_handle_option): Handle -fdebug-prefix-map.
4795 * final.c: Include ggc.h.
4796 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
4797 remap_debug_filename): New.
4798 * Makefile.in (final.o, opts.o): Update dependencies.
4799 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
4800 * configure.ac: Check for assembler --debug-prefix-map support.
4801 * configure, config.in: Regenerate.
4802 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
4803 (ASM_DEBUG_SPEC): Include ASM_MAP.
4804 * doc/install.texi (--with-debug-prefix-map): Document.
4805 * doc/invoke.texi (-fdebug-prefix-map): Document.
4806 * dbxout.c (dbxout_init, dbxout_start_source_file,
4807 dbxout_source_file): Call remap_debug_filename.
4808 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
4809 dwarf2out_start_source_file, dwarf2out_finish): Call
4810 remap_debug_filename.
4811 (file_table_relative_p): Do not check d->emitted_number.
4812 * toplev.c (output_file_directive): Call remap_debug_filename.
4813 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
4814 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
4816 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4818 * loop-invariant.c (find_invariants_to_move): Add missing macro
4821 2007-08-17 Tom Tromey <tromey@redhat.com>
4823 * tree.h (struct tree_label_decl): Removed old "java" fields.
4825 2007-08-17 Richard Sandiford <richard@codesourcery.com>
4826 Nigel Stephens <nigel@mips.com>
4828 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
4829 Treat -mno-data-in-code and -mcode-xonly as aliases for
4830 -mcode-readable=no and -mcode-readable=pcrel respectively.
4831 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
4832 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
4833 (MULTILIB_DIRNAMES): Update accordingly.
4835 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
4837 * Makefile.in (version.o): Depend on $(REVISION) only if
4838 REVISION_s is defined.
4840 2007-08-17 Sa Liu <saliu@de.ibm.com>
4841 Ulrich Weigand <uweigand@de.ibm.com>
4844 * tree.c (reconstruct_complex_type): For a pointer to a vector,
4845 use build_qualified_type to retain qualifiers of the base type.
4847 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
4849 * config/score/score.md : Update pattern tablejump.
4850 * config/score/score.c : Update score_initialize_trampoline
4852 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
4853 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
4854 * doc/contrib.texi: Add my entry.
4856 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
4858 * Makefile.in (REVISION): New.
4861 (version.o): Also depend on $(REVISION). Add
4862 -DREVISION=$(REVISION_s).
4864 * version.c (version_string): Add REVISION.
4866 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
4868 * tree-eh.c (lower_try_finally_onedest): Reset the locus
4869 of GOTO that's relocated to a different block.
4871 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4873 * c-common.c (const_strip_array_types): New.
4874 * c-common.h (lang_missing_noreturn_ok_p): Delete.
4875 (const_strip_array_types): New.
4876 * c-objc-common.c (c_disregard_inline_limits,
4877 c_warn_unused_global_decl): Constify.
4878 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
4879 c_vla_type_p, c_incomplete_type_error): Likewise.
4880 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
4881 * hooks.c (hook_bool_const_tree_false): New.
4882 * hooks.h (hook_bool_const_tree_false): Likewise.
4883 * langhooks-def.h (lhd_warn_unused_global_decl,
4884 lhd_incomplete_type_error, lhd_expr_size,
4885 lhd_tree_inlining_disregard_inline_limits,
4886 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4887 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
4888 * langhooks.c (lhd_warn_unused_global_decl,
4889 lhd_incomplete_type_error,
4890 lhd_tree_inlining_disregard_inline_limits,
4891 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4892 lhd_expr_size): Likewise.
4893 * langhooks.h (lang_hooks_for_tree_inlining,
4894 lang_hooks_for_tree_dump, lang_hooks_for_types,
4895 lang_hooks_for_decls, lang_hooks): Likewise.
4896 * pointer-set.c (pointer_set_t, pointer_set_create,
4897 pointer_set_contains, insert_aux, pointer_set_insert,
4898 pointer_set_traverse, pointer_map_t, pointer_map_create,
4899 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
4901 * pointer-set.h (pointer_set_contains, pointer_set_insert,
4902 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
4903 pointer_map_traverse): Likewise.
4904 * predict.c (assert_is_empty): Likewise.
4905 * tree-affine.c (free_name_expansion): Likewise.
4906 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
4907 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
4908 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
4910 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
4912 * tree-vectorizer.c (new_loop_vec_info): Initialize new
4914 (destroy_loop_vec_info): Add call to VEC_free.
4915 * tree-vectorizer.h (may_alias_ddrs): Define.
4916 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
4917 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4918 Change reporting to dump.
4919 (vect_is_duplicate_ddr): New.
4920 (vect_mark_for_runtime_alias_test): New.
4921 (vect_analyze_data_ref_dependences) Add call to
4922 vect_mark_for_runtime_alias_test.
4923 (vect_enhance_data_refs_alignment): Define local variable
4924 vect_versioning_for_alias_required, don't perform
4925 peeling for alignment if versioning for alias is
4927 (vect_enhance_data_refs_alignment): Use
4928 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
4929 PARAM_VECT_MAX_VERSION_CHECKS.
4930 * tree-vect-transform.c
4931 (vect_create_cond_for_alias_checks): New.
4932 (vect_transform_loop): Add call to
4933 vect_create_cond_for_alias_checks.
4934 (vect_vfa_segment_size): New.
4935 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
4937 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
4938 * gcc/doc/invoke.texi
4939 (vect-max-version-for-alignment-checks): Document.
4940 (vect-max-version-for-alias-checks): Document.
4941 (vect-max-version-checks): Remove.
4943 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
4945 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
4946 the same line as the instruction for all asm dialects.
4947 (*rep_movsi): Ditto.
4948 (*rep_movsi_rex64): Ditto.
4949 (*rep_movqi): Ditto.
4950 (*rep_movqi_rex64): Ditto.
4951 (*rep_stosdi_rex64): Ditto.
4952 (*rep_stossi): Ditto.
4953 (*rep_stossi_rex64): Ditto.
4954 (*rep_stosqi): Ditto.
4955 (*rep_stosqi_rex64): Ditto.
4956 (*cmpstrnqi_nz_1): Ditto.
4957 (*cmpstrnqi_nz_rex_1): Ditto.
4958 (*cmpstrnqi_1): Ditto.
4959 (*cmpstrnqi_rex_1): Ditto.
4960 (*strlenqi_1): Ditto.
4961 (*strlenqi_rex_1): Ditto.
4962 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
4963 prefix on the same line as the instruction for all asm dialects.
4964 (sync_double_compare_and_swap<mode>): Ditto.
4965 (*sync_double_compare_and_swapdi_pic): Ditto.
4966 (*sync_compare_and_swap_cc<mode>): Ditto.
4967 (sync_double_compare_and_swap_cc<mode>): Ditto.
4968 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4969 (sync_old_add<mode>): Ditto.
4970 (sync_add<mode>): Ditto.
4971 (sync_sub<mode>): Ditto.
4972 (sync_ior<mode>): Ditto.
4973 (sync_and<mode>): Ditto.
4974 (sync_xor<mode>): Ditto.
4976 2007-08-16 Richard Sandiford <richard@codesourcery.com>
4979 * reload.c (find_reloads): Check that the memory returned by
4980 find_reloads_toplev was not the result of forcing a constant
4982 (find_reloads_toplev): Always use simplify_gen_subreg to get
4983 the subreg of a constant. If the result is also a constant,
4984 but not a legitimate one, force it into the constant pool
4985 and reload its address.
4987 2007-08-15 David Edelsohn <edelsohn@gnu.org>
4989 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
4992 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
4994 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
4995 directive for the current vector ABI.
4997 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5000 * caller-save.c (reg_save_code): Set invalide status on restore code.
5002 2007-08-15 Diego Novillo <dnovillo@google.com>
5004 * tree-ssa-alias.c (compute_memory_partitions): Use
5005 alias_bitmap_obstack to allocate bitmaps.
5006 (reset_alias_info): Factor out of init_alias_info.
5007 Mark all name tags not associated to an SSA name for renaming.
5008 (init_alias_info): Call it.
5009 (create_name_tags): Tidy. Add comments.
5010 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5012 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5014 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5015 scheduler dependencies.
5017 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5019 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5021 (*iorsi_1_zext): Likewise.
5022 (*iorsi_1_zext_imm): Likewise.
5023 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5024 with "rm"/"xm" constraint.
5025 (sse2_vmsqrtv2df2): Likewise.
5027 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5030 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5033 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5035 * tree-pass.h (PROP_pta): Removed.
5036 (TODO_rebuild_alias): New.
5037 (pass_may_alias): Removed.
5038 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5039 aliasing if we changed something.
5040 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5042 (pass_may_alias): Removed.
5043 (create_structure_vars): Return TODO_rebuild_alias.
5044 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5045 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5047 (tree_sra_early): We never affect aliasing right now.
5048 * tree-flow.h (compute_may_aliases): New prototype.
5049 * passes.c: Remove pass_may_alias from the passes.
5050 (execute_function_todo): Support TODO_rebuild_alias.
5052 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5054 * i386.c: (legitimize_address): Move dllimported variable check
5055 infront of legitimizing pic address of CONST symbols.
5057 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5059 PR tree-optimization/32941
5060 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5061 (goto_queue_cmp): Remove.
5062 (find_goto_replacement): Change search method.
5063 (maybe_record_in_goto_queue): Add assert.
5064 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5065 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5067 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5069 * alias.c (component_uses_parent_alias_set): Constify.
5070 * alias.h (component_uses_parent_alias_set): Likewise.
5071 * cfgrtl.c (print_rtl_with_bb): Likewise.
5072 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5073 mpz_get_double_int): Likewise.
5074 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5075 mpz_get_double_int): Likewise.
5076 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5077 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5079 * expr.h (safe_from_p): Likewise.
5080 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5082 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5083 zero_sized_type, goa_lhs_expr_p): Likewise.
5084 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5085 * rtl.h (print_rtl_with_bb): Likewise.
5086 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5087 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5088 * tree-flow-inline.h (bb_stmt_list): Constify.
5089 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5091 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5092 const_first_stmt, const_last_stmt): New.
5093 (block_may_fallthru, empty_block_p): Constify.
5094 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5095 EXPR_ONLY_BODY): New.
5096 (expr_first, expr_last, expr_only): Use macro for body.
5097 (const_expr_first, const_expr_last, const_expr_only): New.
5098 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5099 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5100 ctsi_prev, ctsi_stmt): New.
5101 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5102 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5103 * tree-ssa-loop-niter.c (loop_only_exit_p,
5104 derive_constant_upper_bound): Likewise.
5105 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5106 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5107 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5108 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5109 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5110 * tree.c (get_type_static_bounds): Likewise.
5111 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5112 (get_type_static_bounds): Constify.
5114 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5117 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5118 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5119 (*<addsub><mode>3_cc_overflow): New.
5120 (*add<mode>3_cconly_overflow): New.
5121 (*sub<mode>3_cconly_overflow): New.
5122 (*<addsub>si3_zext_cc_overflow): New.
5123 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5124 CCCmode for LTU, GTU, LEU and GEU.
5125 (ix86_comparison_operator): Likewise.
5126 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5127 * config/i386/i386.c (put_condition_code): Support CCCmode.
5128 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5129 or MINUS expressions.
5131 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5134 * c-typeck.c (build_binary_op): Disallow vector float types with
5135 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5137 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5139 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5140 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5141 (dep_def): New typedef.
5142 (init_dep_1, sd_debug_dep): Declare functions.
5143 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5144 (debug_dep_links): Remove.
5145 (struct _deps_list): New field 'n_links'.
5146 (DEPS_LIST_N_LINKS): New macro.
5147 (FOR_EACH_DEP_LINK): Remove.
5148 (create_deps_list, free_deps_list, delete_deps_list): Remove
5150 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5151 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5152 (copy_deps_list_change_con, move_dep_link): Ditto.
5153 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5154 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5156 (INSN_BACK_DEPS): Remove.
5157 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5159 (INSN_DEP_COUNT): Remove.
5160 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5161 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5162 Declare global variables.
5163 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5164 (add_forw_dep, compute_forward_dependences): Remove declarations.
5165 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5166 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5167 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5169 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5171 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5172 (sd_list_types_def): New typedef.
5173 (sd_next_list): Declare function.
5174 (struct _sd_iterator): New type.
5175 (sd_iterator_def): New typedef.
5176 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5178 (FOR_EACH_DEP): New cycle wrapper.
5179 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5181 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5182 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5185 * sched-deps.c (init_dep_1): Make global.
5186 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5188 (dump_dep): New static function.
5189 (dump_dep_flags): New static variable.
5190 (sd_debug_dep): New function.
5191 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5193 (move_dep_link): Use remove_from_deps_list (), instead of
5195 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5196 (dep_link_is_detached_p): New static function.
5197 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5199 (dn_pool, dl_pool): New alloc_pools.
5200 (dn_pool_diff, dl_pool_diff): New static variables.
5201 (create_dep_node, delete_dep_node): New static function.
5202 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5203 (deps_list_empty_p): Make it static. Use 'n_links' field.
5204 (deps_pools_are_empty_p): New static function.
5205 (alloc_deps_list, delete_deps_list): Remove.
5206 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5207 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5208 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5209 (forward_dependency_cache): Remove.
5210 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5211 'back' from the names. Change signature to use dep_t instead of
5213 (add_back_dep): Ditto. Make global.
5214 (check_dep_status): Rename to check_dep ().
5215 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5217 (sd_finish_insn): Ditto.
5218 (sd_find_dep_between_no_cache): New static function.
5219 (sd_find_dep_between): New function.
5220 (ask_dependency_caches, set_dependency_caches): New static functions.
5221 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5222 (add_or_update_dep_1): Separate pieces of functionality into
5223 ask_dependency_caches (), update_dependency_caches (),
5224 change_spec_dep_to_hard (), update_dep ().
5225 (get_back_and_forw_lists): New static function.
5226 (sd_add_dep): Separate setting of dependency caches into
5227 set_dependency_caches ().
5228 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5230 (sd_delete_dep): Ditto.
5231 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5232 (dump_lists): New static function.
5233 (sd_debug_lists): New debug function.
5234 (delete_all_dependences, fixup_sched_groups): Update to use
5235 sd_* infrastructure.
5236 (sched_analyze_2): Create data-speculative dependency only if
5237 data-speculation is enabled.
5238 (sched_analyze_insn): If insn cannot be speculative, make all its
5239 dependencies non-speculative.
5240 (sched_analyze): Use sd_init_insn ().
5241 (add_forw_dep, compute_forward_dependencies): Remove.
5242 (delete_dep_nodes_in_back_deps): New static function.
5243 (sched_free_deps): New function.
5244 (init_dependency_caches): Init alloc_pools.
5245 (extend_depedency_caches): Update after removing of
5246 forward_dependency_cache.
5247 (free_dependency_caches): Ditto. Free alloc_pools.
5248 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5249 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5251 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5252 (add_dependence): Use init_dep ().
5253 (get_dep_weak_1): New static function.
5254 (get_dep_weak): Move logic to get_dep_weak_1 ().
5255 (dump_ds): New static function moved from haifa-sched.c:
5256 debug_spec_status ().
5257 (debug_ds): New debug function.
5258 (check_dep_status): Rename to check_dep (). Update to check whole
5261 * haifa-sched.c (spec_info): Make global.
5262 (added_recovery_block_p): Rename to
5263 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5264 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5265 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5266 to use new interfaces.
5267 (ok_for_early_queue_removal): Ditto.
5268 (schedule_block): Initialize logical uids of insns emitted by the
5270 (sched_init): Initialize new variable.
5271 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5273 (extend_global): Initialize insn data.
5274 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5275 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5277 (add_to_speculative_block): Update to use new interfaces.
5278 (create_recovery_block): Set new variables.
5279 (create_check_block_twin, fix_recovery_deps): Update to use new
5281 (sched_insn_is_legitimate_for_speculation_p): New function.
5282 (speculate_insn): Move checking logic to
5283 sched_insn_is_legitimate_for_speculation_p ().
5284 (sched_remove_insn): Finalize sched-deps information of instruction.
5285 (clear_priorities, add_jump_dependencies): Update to use new
5287 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5289 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5290 to use new interfaces.
5291 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5292 (new_ready): Try to use control speculation only if it is available.
5293 (add_branch_dependences): Update to use new interfaces.
5294 (compute_block_backward_dependences): Rename to
5295 compute_block_dependences (). Call
5296 targetm.sched.dependencies_evaluation_hook ().
5297 (free_block_dependencies): New static function.
5298 (debug_dependencies): Update to use new interfaces.
5299 (schedule_region): Remove separate computation of forward dependencies.
5300 Move call of targetm.sched.dependencies_evaluation_hook () to
5301 compute_block_dependences (). Free dependencies at the end of
5302 scheduling the region.
5304 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5306 (add_deps_for_risky_insns): Ditto.
5307 (schedule_ebb): Remove separate computation of forward dependencies.
5308 Free dependencies at the end of scheduling the ebb.
5310 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5311 (build_intra_loop_deps): Ditto. Remove separate computation of
5312 forward dependencies. Free sched-deps dependencies.
5314 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5315 to use new interfaces.
5316 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5318 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5320 (is_costly_group): Ditto.
5322 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5324 * alias.c (rtx_equal_for_memref_p): Constify.
5325 * basic-block.h (const_edge, const_basic_block): New.
5326 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5327 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5328 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5329 probably_never_executed_bb_p, edge_probability_reliable_p,
5330 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5331 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5333 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5334 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5336 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5337 flow_nodes_print, dfs_enumerate_from): Likewise.
5338 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5339 control_flow_insn_p, count_basic_blocks): Likewise.
5340 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5341 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5342 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5343 average_num_loop_insns, loop_exit_edge_p,
5344 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5345 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5346 average_num_loop_insns, seq_cost): Likewise.
5347 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5348 * dominance.c (dominated_by_p): Likewise.
5349 * emit-rtl.c (validate_subreg): Likewise.
5350 * except.c (can_throw_internal, can_throw_external): Likewise.
5351 * except.h (can_throw_internal, can_throw_external): Likewise.
5352 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5353 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5354 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5355 simple_mem, store_ops_ok, load_kills_store, find_loads,
5356 store_killed_in_insn, store_killed_after, store_killed_before,
5357 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5359 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5360 noce_mem_write_may_trap_or_fault_p): Likewise.
5361 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5363 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5365 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5366 probably_cold_bb_p, probably_never_executed_bb_p,
5367 edge_probability_reliable_p, br_prob_note_reliable_p,
5368 can_predict_insn_p): Likewise.
5369 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5370 * resource.c (return_insn_p): Likewise.
5371 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5373 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5374 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5375 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5376 verify_gimple_modify_stmt): Likewise.
5377 * tree-chrec.c (is_not_constant_evolution,
5378 is_multivariate_chrec_rec, is_multivariate_chrec,
5379 chrec_contains_symbols, chrec_contains_undetermined,
5380 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
5381 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
5382 eq_evolutions_p, scev_direction): Likewise.
5383 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
5384 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
5385 chrec_contains_symbols_defined_in_loop,
5386 chrec_contains_undetermined, tree_contains_chrecs,
5387 evolution_function_is_affine_multivariate_p,
5388 evolution_function_is_univariate_p, chrec_zerop,
5389 evolution_function_is_constant_p, evolution_function_is_affine_p,
5390 evolution_function_is_affine_or_constant_p,
5391 tree_does_not_contain_chrecs, chrec_type): Likewise.
5392 * tree-data-ref.c (tree_fold_divides_p,
5393 object_address_invariant_in_loop_p, dr_may_alias_p,
5394 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
5395 same_access_functions, constant_access_functions,
5396 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
5398 * tree-flow.h (scev_direction): Likewise.
5399 * tree-gimple.c (is_gimple_stmt): Likewise.
5400 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
5402 * tree-pretty-print.c (op_prio): Likewise.
5403 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
5404 analyzable_condition, backedge_phi_arg_p): Likewise.
5405 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
5406 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
5407 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
5410 2007-08-13 Dan Hipschman <dsh@google.com>
5413 * c-format.c (check_format_arg): Move check for zero-length
5414 format strings below the check for unterminated strings.
5416 2007-08-13 Andrew Pinski <pinskia@gmail.com>
5419 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
5422 2007-08-13 Nick Clifton <nickc@redhat.com>
5424 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
5426 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5429 * c-format.c (gcc_gfc_length_specs): New array.
5430 (gcc_gfc_char_table): Add unsigned specifier, and references to
5431 the l length modifier.
5432 (format_types_orig): Use the new gcc_gfc_length_specs.
5434 2007-08-12 Sa Liu <saliu@de.ibm.com>
5436 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
5437 and with REG_RETVAL note after split.
5439 2007-08-11 David Daney <ddaney@avtrex.com>
5441 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
5442 as ATTRIBUTE_UNUSED.
5444 2007-08-11 David Edelsohn <edelsohn@gnu.org>
5445 Segher Boessenkool <segher@kernel.crashing.org>
5447 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
5448 HAVE_LOCAL_CPU_DETECT not defined.
5450 2007-08-11 Jan Hubicka <jh@suse.cz>
5452 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
5453 (cgraph_process_new_functions): Honor previous value of
5454 disregard_inline_limits.
5455 * ipa-inline.c (compute_inline_parameters): Likewise.
5457 2007-08-11 Ian Lance Taylor <iant@google.com>
5459 * alias.h (alias_set_type): Define new type.
5460 (ALIAS_SET_MEMORY_BARRIER): Use it.
5461 * rtl.h: Include alias.h.
5462 (struct mem_attrs): Use alias_set_type.
5463 * tree.h: Include alias.h
5464 (struct tree_type): Use alias_set_type.
5465 (struct tree_struct_field_tag): Likewise.
5466 (struct tree_decl_common): Likewise.
5467 * alias.c (struct alias_set_entry): Use alias_set_type.
5468 (get_alias_set_entry, alias_set_subset_of): Likewise.
5469 (alias_sets_conflict_p): Likewise.
5470 (alias_sets_must_conflict_p): Likewise.
5471 (objects_must_conflict_p): Likewise.
5472 (get_alias_set, new_alias_set): Likewise.
5473 (record_alias_subset, record_component_aliases): Likewise.
5474 (varargs_set, frame_set): Change to alias_set_type.
5475 (get_varargs_alias_set): Use alias_set_type.
5476 (get_frame_alias_set): Likewise.
5477 * builtins.c (setjmp_alias_set): Change to alias_set_type.
5478 * dse.c (struct store_info): Use alias_set_type.
5479 (struct read_info, struct clear_alias_mode_holder): Likewise.
5480 (clear_alias_set_lookup, canon_address): Likewise.
5481 (record_store, check_mem_read_rtx): Likewise.
5482 (dse_record_singleton_alias_set): Likewise.
5483 (dse_invalidate_singleton_alias_set): Likewise.
5484 * emit-rtl.c (get_mem_attrs): Likewise.
5485 (set_mem_attributes_minus_bitpos): Likewise.
5486 (set_mem_alias_set): Likewise.
5487 * expr.c (store_constructor_field, store_field): Likewise.
5488 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
5489 * langhooks.c (lhd_get_alias_set): Likewise.
5490 * langhooks-def.h (lhd_get_alias_set): Likewise.
5491 * reload1.c (alter_reg): Likewise.
5492 * tree-flow.h (struct fieldoff): Likewise.
5493 * tree-ssa-alias.c (struct alias_map_d): Likewise.
5494 (may_alias_p, get_smt_for, create_sft): Likewise.
5495 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
5496 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
5497 (merge_smts_into): Likewise.
5498 * varasm.c (const_alias_set): Likewise.
5499 * c-common.c (strict_aliasing_warning): Likewise.
5500 (c_common_get_alias_set): Likewise.
5501 * dse.h (dse_record_singleton_alias_set): Update declaration.
5502 (dse_invalidate_singleton_alias_set): Likewise.
5503 * emit-rtl.h (set_mem_alias_set): Likewise.
5504 * c-common.h (c_common_get_alias_set): Likewise.
5505 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
5506 * print-tree.c (print_node): Likewise.
5507 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
5509 (alpha_setup_incoming_varargs): Use alias_set_type.
5510 * config/i386/i386.c (setup_incoming_varargs_64): Use
5512 (setup_incoming_varargs_ms_64): Likewise.
5513 (ix86_GOT_alias_set): Likewise.
5514 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5515 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
5516 (set): Change to alias_set_type.
5517 (get_TOC_alias_set): Use alias_set_type.
5518 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
5520 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
5521 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
5523 (struct_value_alias_set): Likewise.
5524 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
5526 2007-08-11 Richard Sandiford <richard@codesourcery.com>
5528 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
5529 * config/vxworks.h (TARGET_VXWORKS): Override.
5530 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
5531 "mips" if TARGET_VXWORKS.
5533 2007-08-11 Richard Sandiford <richard@codesourcery.com>
5535 * calls.c (avoid_likely_spilled_reg): New function.
5536 (expand_call): Use it.
5538 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5540 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
5542 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
5544 * config/mips/predicates.md (const_call_insn_operand): Invoke
5545 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
5547 2007-08-10 David Edelsohn <edelsohn@gnu.org>
5550 * config/rs6000/driver-rs6000.c: Include link.h.
5551 Use ElfW instead of wordsize-specif typedef.
5553 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5555 * system.h (CONST_CAST): New.
5556 * c-decl.c (c_make_fname_decl): Use it.
5557 * c-lex.c (cb_ident, lex_string): Likewise.
5558 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5559 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5560 give_switch, set_multilib_dir): Likewise.
5561 * gengtype-parse.c (string_seq, typedef_name): Likewise.
5562 * passes.c (execute_one_pass): Likewise.
5563 * prefix.c (update_path): Likewise.
5564 * pretty-print.c (pp_base_destroy_prefix): Likewise.
5565 * tree.c (build_string): Likewise.
5567 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
5569 * tree-flow-inline.h (is_exec_stmt): Remove.
5570 (is_label_stmt): Remove.
5571 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
5574 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
5576 * lower-subreg.c (resolve_shift_zext): Don't adjust
5577 src_reg_num for wordmode operands.
5579 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
5580 David Ung <davidu@mips.com>
5582 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
5583 (TARGET_SCHED_REORDER2): Define.
5584 (mips_maybe_swap_ready): New.
5585 (mips_last_74k_agen_insn): New.
5586 (mips_74k_agen_init): New.
5587 (mips_74k_agen_reorder): New function to group loads and stores
5589 (mips_sched_init): New.
5590 (mips_sched_reorder): Don't do initialization here. Call
5591 mips_74k_agen_reorder.
5592 (mips_variable_issue): Call mips_74k_agen_init.
5594 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
5596 * tree-flow-inline.h (get_filename): Remove.
5598 2007-08-10 Richard Sandiford <richard@codesourcery.com>
5600 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
5602 (mips_fetch_insns): Delete in favor of...
5603 (mips_load_store_insns): ...this new function.
5604 * config/mips/mips.c (mips_address_insns): Add a boolean argument
5605 to say whether multiword moves _might_ be split.
5606 (mips_fetch_insns): Delete in favor of...
5607 (mips_load_store_insns): ...this new function.
5608 (mips_rtx_costs): Update the call to mips_address_insns.
5609 (mips_address_cost): Likewise.
5610 * config/mips/mips.md (length): Use mips_load_store_insns instead
5611 of mips_fetch_insns.
5612 * config/mips/constraints.md (R): Use mips_address_insns rather
5613 than mips_fetch_insns. Assume that the move never needs to be split.
5615 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5617 * config/mips/mips.opt (mhard-float, msoft-float): Make these
5618 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
5619 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
5620 * config/mips/mips.h (mips16_hard_float): Delete.
5621 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
5622 definitions, and replace with....
5623 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
5624 * config/mips/mips.c (mips16_hard_float): Delete. Replace
5625 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
5626 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
5627 (override_options): Replace MASK_SOFT_FLOAT references with
5628 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
5629 and mips16_hard_float when TARGET_MIPS16.
5631 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5634 * c-typeck.c (build_binary_op): Check for non pointer types before
5635 calling int_fits_type_p.
5637 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5640 * fold-const.c (omit_one_operand): Return only the ommitted expression
5641 if the result is an empty statement.
5642 (pedantic_omit_one_operand): Likewise.
5644 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
5646 * c-typeck.c (readonly_error): Improve error for assignment.
5648 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
5650 (pp_c_expression): Ditto.
5652 2007-08-09 Simon Baldwin <simonb@google.com>
5654 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
5655 break that was preventing simplify_associative_operation() for xor.
5657 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5658 Nigel Stephens <nigel@mips.com>
5660 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
5661 Document change in interpretation of value from boolean to
5663 * optabs.c (expand_ffs, expand_ctz): New functions to compute
5664 ffs and ctz using clz.
5665 (expand_unop): Call them.
5666 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
5668 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
5669 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
5670 enable the new ffs expansion on this target.
5672 2007-08-09 Jan Hubicka <jh@suse.cz>
5674 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
5675 (expand_ternary_op): Likewise.
5676 (expand_vec_shift_expr): Likewise.
5677 (expand_binop_directly): Likewise.
5678 (expand_binop): Likewise.
5679 (sign_expand_binop): Likewise.
5680 (expand_twoval_unop): Likewise.
5681 (expand_twoval_binop): Likewise.
5682 (expand_twoval_binop_libfunc): Likewise.
5683 (widen_clz): Likewise.
5684 (widen_bswap): Likewise.
5685 (expand_parity): Likewise.
5686 (expand_unop): Likewise.
5687 (expand_abs_nojump): Likewise.
5688 (expand_copysign): Likewise.
5689 (emit_no_conflict_block): Likewise.
5690 (emit_libcall_block): Likewise.
5691 (can_compare_p): Likewise.
5692 (prepare_cmp_insn): Likewise.
5693 (emit_cmp_and_jump_insn_1): Likewise.
5694 (prepare_float_lib_cmp): Likewise.
5695 (emit_conditional_add): Likewise.
5696 (gen_add2_insn): Likewise.
5697 (have_add2_insn): Likewise.
5698 (gen_sub2_insn): Likewise.
5699 (have_sub2_insn): Likewise.
5700 (can_extend_p): Likewise.
5701 (can_fix_p): Likewise.
5702 (can_float_p): Likewise.
5703 (expand_float): Likewise.
5704 (expand_fix): Likewise.
5705 (expand_sfix_optab): Likewise.
5706 (new_optab): Likewise.
5707 (new_convert_optab): Likewise.
5708 (init_libfuncs): Likewise.
5709 (init_interclass_conv_libfuncs): Likewise.
5710 (init_intraclass_conv_libfuncs): Likewise.
5711 (set_conv_libfunc): Likewise.
5712 (init_optabs): Likewise.
5713 (debug_optab_libfuncs): Likewise.
5714 (gen_cond_trap): Likewise.
5715 * optabs.h (optab_handler, convert_optab_hanlder): New.
5716 * genopinit.c: Update optabs generation table.
5717 * reload.c (find_reloads_address_1): Use optabs accestors.
5718 * builtins.c (expand_builtin_mathfn): Likewise.
5719 (expand_builtin_mathfn_2): Likewise.
5720 (expand_builtin_mathfn_3): Likewise.
5721 (expand_builtin_interclass_mathfn): Likewise.
5722 (expand_builtin_sincos): Likewise.
5723 (expand_builtin_cexpi): Likewise.
5724 (expand_builtin_powi): Likewise.
5725 (expand_builtin_strlen): Likewise.
5726 * dojump.c (do_jump): Likewise.
5727 * expr.c (convert_move): Likewise.
5728 (move_by_pieces): Likewise.
5729 (move_by_pieces_ninsns): Likewise.
5730 (can_store_by_pieces): Likewise.
5731 (store_by_pieces_1): Likewise.
5732 (emit_move_via_integer): Likewise.
5733 (emit_move_complex): Likewise.
5734 (emit_move_ccmode): Likewise.
5735 (emit_move_insn_1): Likewise.
5736 (emit_single_push_insn): Likewise.
5737 (store_constructor): Likewise.
5738 (expand_expr_real_1): Likewise.
5739 (do_store_flag): Likewise.
5740 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
5741 (enumerate_modes): Likewise.
5742 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5743 (supportable_widening_operation): Likewise.
5744 (supportable_narrowing_operation): Likewise.
5745 * expmed.c (store_bit_field_1): Likewise.
5746 (extract_bit_field_1): Likewise.
5747 (expand_mult_highpart_optab): Likewise.
5748 (expand_smod_pow2): Likewise.
5749 (expand_divmod): Likewise.
5750 (emit_store_flag): Likewise.
5751 * tree-vect-patterns.c
5752 (vect_pattern_recog_1): Likewise.
5753 * tree-ssa-loop-prefetch.c
5754 (nontemporal_store_p): Likewise.
5755 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
5756 (vect_create_epilog_for_reduction): Likewise.
5757 (vectorizable_reduction): Likewise.
5758 (vectorizable_operation): Likewise.
5759 (vect_strided_store_supported): Likewise.
5760 (vectorizable_store): Likewise.
5761 (vect_strided_load_supported): Likewise.
5762 (vectorizable_load): Likewise.
5763 * combine.c (simplify_comparison): Likewise.
5764 * tree-vect-generic.c
5765 (type_for_widest_vector_mode): Likewise.
5766 (expand_vector_operations_1): Likewise.
5767 * config/spu/spu.c (spu_expand_mov): Likewise.
5768 (spu_emit_vector_compare): Likewise.
5769 * config/rs6000/rs6000.c
5770 (rs6000_emit_vector_compare): Likewise.
5771 * stmt.c (add_case_node): Likewise.
5772 * reload1.c (gen_reload):
5774 2007-08-09 Michael Matz <matz@suse.de>
5776 * tree.h (fixed_zerop): Declare as taking a const_tree.
5777 * tree.c (fixed_zerop): Take a const_tree.
5779 2007-08-09 Ira Rosen <irar@il.ibm.com>
5781 * tree-vect-transform.c (vectorizable_store): Remove call to
5782 copy_virtual_operands() and call mark_symbols_for_renaming() for
5783 the created vector store.
5784 (vect_setup_realignment): Don't call copy_virtual_operands() and
5785 update_vuses_to_preheader().
5786 (vectorizable_load): Don't call copy_virtual_operands().
5787 (update_vuses_to_preheader): Remove.
5789 2007-08-08 Chao-ying Fu <fu@mips.com>
5791 * tree.def (FIXED_POINT_TYPE): New type.
5792 (FIXED_CST): New constant.
5793 (FIXED_CONVERT_EXPR): New expr.
5794 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
5795 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
5796 * tree.h (struct tree_base): Add saturating_flag.
5797 Remove one bit of spare for saturating_flag.
5798 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
5799 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
5800 FIXED_POINT_TYPE_P): Define.
5801 (TYPE_SATURATING): Define.
5802 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
5803 (struct tree_fixed_cst): New.
5804 (TYPE_IBIT, TYPE_FBIT): Define.
5805 (tree_node): Add fixed_cst.
5806 (enum tree_index): Add new enumeration values of
5807 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
5808 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
5809 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
5810 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
5811 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
5812 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
5813 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
5814 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
5815 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
5816 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
5817 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
5818 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
5819 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
5820 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
5821 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
5822 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
5823 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
5824 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
5825 (sat_short_fract_type_node, sat_fract_type_node,
5826 sat_long_fract_type_node, sat_long_long_fract_type_node,
5827 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
5828 sat_unsigned_long_fract_type_node,
5829 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
5830 fract_type_node, long_fract_type_node, long_long_fract_type_node,
5831 unsigned_short_fract_type_node, unsigned_fract_type_node,
5832 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
5833 sat_short_accum_type_node, sat_accum_type_node,
5834 sat_long_accum_type_node, sat_long_long_accum_type_node,
5835 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
5836 sat_unsigned_long_accum_type_node,
5837 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
5838 accum_type_node, long_accum_type_node, long_long_accum_type_node,
5839 unsigned_short_accum_type_node, unsigned_accum_type_node,
5840 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
5841 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
5842 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
5843 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
5844 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
5845 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
5846 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
5847 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
5848 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
5849 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
5850 sat_uda_type_node, sat_uta_type_node): New macro.
5851 (make_fract_type, make_accum_type): Declare.
5852 (make_signed_fract_type, make_unsigned_fract_type,
5853 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
5854 make_signed_accum_type, make_unsigned_accum_type,
5855 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
5856 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
5857 make_or_reuse_sat_signed_fract_type,
5858 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
5859 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
5860 make_or_reuse_sat_unsigned_accum_type): New macro.
5861 (fixed_zerop): Declare.
5862 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5863 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5864 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5865 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5866 * treestruct.def: Add TS_FIXED_CST.
5867 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
5869 (tree-dump.o): Likewise.
5870 (print-tree.o): Likewise.
5871 (tree-pretty-print.o): Likewise.
5872 (fold-const.o): Likewise.
5873 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
5874 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
5875 (is_gimple_min_invariant): Handle FIXED_CST.
5876 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
5877 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5878 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5879 (layout_type): Handle FIXED_POINT_TYPE.
5880 (make_fract_type, make_accum_type): New functions.
5881 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
5882 * tree-dump.c (fixed-value.h): New include.
5883 (dump_fixed): New function.
5884 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
5885 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
5886 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
5887 * tree-pretty-print.c (fixed-value.h): New include.
5888 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
5890 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
5891 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
5892 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
5893 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
5894 for non-saturating fixed-point types.
5895 (reassociate_bb): Likewise.
5896 * emit-rtl.c (fixed-value.h): New include.
5897 (fconst0, fconst1): New array.
5898 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
5899 * tree-vect-generic.c expand_vector_operation): Support
5900 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
5902 (type_for_widest_vector_mode): Add one parameter for the
5904 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
5906 Pass the satp parameter to type_for_mode for fixed-point types.
5907 (expand_vector_operations_1): Pass the saturating flag to
5908 type_for_widest_vector_mode.
5909 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5910 and MODE_VECTOR_UACCUM.
5911 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
5912 (vectorizable_condition): Likewise.
5913 * tree.c (fixed-value.h): New include.
5914 (tree_code_size): Support FIXED_CST.
5915 (build_fixed): New function.
5916 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
5917 (fixed_zerop): New function.
5918 (tree_node_structure): Support FIXED_CST.
5919 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
5920 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
5921 (type_hash_eq): Handle FIXED_POINT_TYPE.
5922 (simple_cst_equal): Support FIXED_CST.
5923 (iterative_hash_expr): Handle FIXED_CST.
5924 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
5925 (get_narrower): Likewise.
5926 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
5927 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
5928 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
5929 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
5931 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
5932 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5933 (initializer_zerop): Support FIXED_CST.
5934 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
5935 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
5936 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
5937 (is_base_type): Handle FIXED_POINT_TYPE.
5938 (add_type_attribute): Handle FIXED_POINT_TYPE.
5939 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
5940 * print-tree.c (fixed-value.h): New include.
5941 (print_node_brief): Support FIXED_CST.
5942 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
5943 * c-pretty-print.c (fixed-value.h): New include.
5944 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
5945 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
5946 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
5947 Support fixed-point types for inner items in VECTOR_TYPE.
5948 (pp_c_direct_declarator): Likewise.
5949 (pp_c_declarator): Likewise.
5950 (pp_c_fixed_constant): New function.
5951 (pp_c_constant): Handle FIXED_CST.
5952 (pp_c_primary_expression): Likewise.
5953 (pp_c_expression): Likewise.
5954 * fold-const.c (fixed-value.h): New include.
5955 (negate_expr_p): Return true for FIXED_CST.
5956 (fold_negate_expr): Support FIXED_CST.
5957 (split_tree): Support FIXED_CST.
5958 (const_binop): Support FIXED_CST.
5959 (fold_convert_const_int_from_fixed): New function to convert from
5961 (fold_convert_const_real_from_fixed): New function to convert from
5963 (fold_convert_const_fixed_from_fixed): New function to convert from
5964 fixed to another fixed.
5965 (fold_convert_const_fixed_from_int): New function to convert from
5967 (fold_convert_const_fixed_from_real): New function to convert from
5969 (fold_convert_const): Support conversions from fixed to int, from
5970 fixed to real, from fixed to fixed, from int to fixed, and from real
5972 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
5973 (operand_equal_p): Support FIXED_CST.
5974 (make_range): For fixed-point modes, we need to pass the
5975 saturating flag as the 2nd parameter.
5976 (tree_swap_operands_p): Handle FIXED_CST.
5977 (fold_plusminus_mult_expr): For fract modes, we cannot generate
5979 (fold_unary): Support FIXED_CONVERT_EXPR.
5980 (fold_binary): Handle FIXED_CST.
5981 Make sure the type is not saturating, before associating operations.
5982 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
5983 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
5984 (fold_negate_const): Support FIXED_CST.
5985 (fold_relational_const): Support FIXED_CST.
5986 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
5987 (gimplify_expr): Handle FIXED_CST.
5988 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
5989 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
5990 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
5991 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
5992 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5993 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5994 LONG_LONG_ACCUM_TYPE_SIZE.
5995 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
5996 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
5997 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
5998 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
5999 MODE_ACCUM, and MODE_UACCUM.
6000 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6001 fixed-point types to disable reduction.
6002 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6004 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6006 * config/rs6000/x-rs6000: New file.
6007 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6008 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6009 (EXTRA_SPEC_FUNCTIONS): Define.
6010 (HAVE_LOCAL_CPU_DETECT): Define.
6011 (CC1_CPU_SPEC): Define.
6012 * config/rs6000/driver-rs6000.c: New file.
6013 * config/rs6000/aix.h (CC1_SPEC): Define.
6014 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6015 * config.host: Add x-rs6000 to host_xmake_file if host and target
6016 are rs6000 or powerpc.
6018 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6020 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6022 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6023 Sandra Loosemore <sandra@codesourcery.com>
6024 Chao-ying Fu <fu@mips.com>
6025 Nigel Stephens <nigel@mips.com>
6026 David Ung <davidu@mips.com>
6028 * doc/invoke.texi (-mcode-readable): Document.
6029 * config/mips/mips.opt (mcode-readable): New option.
6030 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6031 * config/mips/mips.h (mips_code_readable_setting): New enum.
6032 (mips_code_readable): Declare.
6033 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6034 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6035 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6036 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6037 boiler-plate comments.
6038 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6039 * config/mips/mips.c (mips_code_readable): New variable.
6040 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6041 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6042 context and -mcode-readable setting to restrict the use of
6043 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6044 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6045 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6046 (mips_blocks_for_constant_p): Only return false for
6047 TARGET_MIPS16_PCREL_LOADS.
6048 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6049 for MIPS16. Handle SYMBOL_32_HIGH.
6050 (mips_const_insns): Allow HIGHs for MIPS16 too.
6051 (mips_unspec_address_offset): New function, split out from...
6052 (mips_unspec_address): ...here.
6053 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6054 16-bit symbolic constants. Assert approropiate conditions for
6055 using the "la" and "dla" macros.
6056 (mips_handle_option): Handle -mcode-readable=.
6057 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6058 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6059 (mips_strip_unspec_address): New function, split out from...
6060 (print_operand_reloc): ...here.
6061 (print_operand): Pass constants through mips_strip_unspec_address.
6062 (print_operand_address): Likewise.
6063 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6064 (mips_select_rtx_section): Remove MIPS16 handling.
6065 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6066 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6067 (mips16_lay_out_constants): Do nothing unless
6068 TARGET_MIPS16_PCREL_LOADS.
6069 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6070 * config/mips/mips.md: Split HIGHs for MIPS16.
6071 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6073 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6075 * config/mips/mips-protos.h (mips_emit_move): Declare.
6076 * config/mips/mips.c (mips_emit_move): New function.
6077 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6078 (mips_legitimize_const_move): Likewise.
6079 (mips_legitimize_move): Likewise.
6080 (mips_split_64bit_move): Likewise.
6081 (mips_restore_gp): Likewise.
6082 (mips_load_call_address): Likewise.
6083 (mips_emit_fcc_reload): Likewise.
6084 (mips_set_return_address): Likewise.
6085 (mips_block_move_straight): Likewise.
6086 (mips_block_move_loop): Likewise.
6087 (mips_setup_incoming_varargs): Likewise.
6088 (mips_save_reg): Likewise.
6089 (mips_expand_prologue): Likewise.
6090 (mips_restore_reg): Likewise.
6091 (mips_expand_epilogue): Likewise.
6092 (mips_output_mi_thunk): Likewise.
6093 (build_mips16_call_stub): Likewise.
6094 (mips_builtin_branch_and_move): Likewise.
6095 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6096 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6097 (fixuns_truncdfdi2): Likewise.
6098 (fixuns_truncsfsi2): Likewise.
6099 (fixuns_truncsfdi2): Likewise.
6100 (loadgp_absolute): Likewise.
6101 (builtin_setjmp_setup): Likewise.
6102 (builtin_longjmp): Likewise.
6103 (untyped_call): Likewise.
6105 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6107 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6108 an "rtx *" argument. Return a bool.
6109 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6110 values and return true if they can be split. Take the same kind of
6111 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6112 and store the lo_sum there if nonnull. Use the symbol type to
6113 determine whether a $gp or HIGH is needed.
6114 (mips_legitimize_address): Update call to mips_split_symbol and
6115 simplify accordingly.
6116 (mips_legitimize_const_move): Likewise.
6117 * config/mips/mips.md: In the combine define_split,
6118 check mips_split_symbol instead of splittable_symbolic_operand.
6119 Update use of mips_split_symbol in the generator code.
6120 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6122 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6124 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6125 (mips_symbol_insns_1): New function, split out from...
6126 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6127 and stores separately from load addresses.
6128 (mips_classify_address): Replace uses of mips_symbolic_address_p
6129 with uses of mips_symbol_insns.
6130 (mips_address_insns): Update calls to mips_symbol_insns.
6131 (mips_const_insns): Likewise.
6132 (mips_legitimize_address): Likewise.
6134 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6136 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6137 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6138 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6139 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6140 non-call contexts if TARGET_MIPS16.
6141 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6142 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6143 code for SYMBOL_ABSOLUTE.
6144 (mips_symbol_insns): Likewise.
6146 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6148 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6149 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6150 (mips_symbolic_constant_p): Likewise. Update the call to
6151 mips_classify_symbol.
6152 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6153 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6154 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6155 (print_operand_reloc): Add a context argument. Update the call to
6156 mips_symbolic_constant_p.
6157 (print_operand): Update the calls to print_operand_reloc.
6158 (print_operand_address): Use print_operand_reloc rather than
6160 (mips_rewrite_small_data_p): Add a context argument. Update the call
6161 to mips_symbolic_constant_p.
6162 (mips_small_data_pattern_1): Make DATA the containing mem.
6163 Update the call to mips_rewrite_small_data_p.
6164 (mips_rewrite_small_data_1): Likewise.
6165 (mips_use_anchors_for_symbol_p): Update the call to
6166 mips_symbolic_constant_p.
6167 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6168 (splittable_symbolic_operand): Likewise.
6169 (move_operand): Likewise.
6170 (absolute_symbolic_operand): Likewise.
6171 (got_disp_operand): Likewise.
6172 (got_page_ofst_operand): Likewise.
6174 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6176 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6177 (SYMBOL_ABSOLUTE): ...this.
6178 (SYMBOL_SMALL_DATA): Rename to...
6179 (SYMBOL_GP_RELATIVE): ...this.
6180 (SYMBOL_CONSTANT_POOL): Rename to...
6181 (SYMBOL_PC_RELATIVE): ...this.
6182 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6183 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6184 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6185 after above changes.
6186 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6187 (general_symbolic_operand): Rename to...
6188 (absolute_symbolic_operand): ...this.
6189 * config/mips/mips.md: Update after above changes.
6191 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6192 Revital Eres <eres@il.ibm.com>
6194 * ddg.c (print_ddg): Add dump information.
6195 * modulo-sched.c (print_node_sched_params): Add parameter and
6197 (calculate_maxii): Remove function.
6198 (undo_generate_reg_moves): Likewise.
6199 (undo_permute_partial_schedule): Likewise.
6200 (kernel_number_of_cycles): Likewise.
6201 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6202 (sms_schedule): Use it. Remove profitability checks.
6203 (sms_schedule_by_order): Fix order of nodes within the cycle.
6205 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6207 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6208 -profile option, add pie support.
6209 (ENDFILE_SPEC): New spec.
6210 * config/gnu.h (LIB_SPEC): Add -profile option.
6212 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6214 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6215 * config/gnu.h (LIB_SPEC): Likewise.
6217 2007-08-07 Yaz Saito <saito@google.com>
6218 Ian Lance Taylor <iant@google.com>
6220 * common.opt (finstrument-functions-exclude-function-list): New
6222 (finstrument-functions-exclude-file-list): New option.
6223 * opts.c (char_p): Define and DEF_VEC.
6224 (flag_instrument_functions_exclude_functions): New static
6226 (flag_instrument_functions_exclude_files): New static variable.
6227 (add_instrument_functions_exclude_list): New static function.
6228 (flag_instrument_functions_exclude_p): New function.
6229 (common_handle_option): Handle new options.
6230 * flags.h (flag_instrument_functions_exclude_p): Declare.
6231 * gimplify.c (gimplify_function_tree): Call
6232 flag_instrument_functions_exclude_p.
6233 * doc/invoke.texi (Option Summary): Mention new options.
6234 (Code Gen Options): Document new options.
6236 2007-08-07 Ian Lance Taylor <iant@google.com>
6238 PR rtl-optimization/32776
6239 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6240 (resolve_use): Likewise.
6241 (decompose_multiword_subregs): Remove "changed" local variable.
6243 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6245 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6246 * configure: Regenerate.
6247 * config.in: Regenerate.
6248 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6251 2007-08-07 Ian Lance Taylor <iant@google.com>
6253 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6254 note, just delete the insn.
6256 2007-08-07 Andreas Schwab <schwab@suse.de>
6259 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6262 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6264 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6265 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6266 (decompose_multiword_subregs): Use the functions above to decompose
6267 multiword shifts and zero-extends.
6269 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6271 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6272 "assemble" descriptions which were swapped.
6274 2007-08-06 Chao-ying Fu <fu@mips.com>
6276 * fixed-value.h: New file.
6277 * fixed-value.c: New file.
6278 * Makefile.in (OBJS-common): Add fixed-value.o.
6279 (fixed-value.o): New rule.
6280 (GTFILES): Add fixed-value.h.
6281 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6282 to compare a.low and b.low.
6283 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6285 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6286 Daniel Jacobowitz <dan@codesourcery.com>
6289 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6291 (x86_64-*-netbsd*): Likewise.
6292 (x86_64-*-linux*): Likewise.
6293 (x86_64-*-kfreebsd*-gnu): Likewise.
6294 (x86_64-*-knetbsd*-gnu): Likewise.
6295 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6297 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6299 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6300 Add -fno-asynchronous-unwind-tables.
6302 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6303 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6304 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6305 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6306 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6308 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6310 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6311 (TARGET_C_MODE_FOR_SUFFIX): New.
6313 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6315 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6317 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6319 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6321 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6323 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6324 before checking function returns in conditional expressions.
6326 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6329 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6331 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6334 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6335 for INTEGRAL_TYPE_P.
6337 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6339 * configure.ac: Remove --enable-checking=df from default settings.
6340 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6341 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6342 if the parameter is true.
6343 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6344 DF_VERIFY_SCHEDULED flag is true.
6345 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6346 (df_finish_pass): Adjust prototype.
6347 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6350 * see.c (pass_see): Add TODO_df_verify.
6351 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6352 * global.c (rest_of_handle_global_alloc): Schedule verification
6354 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6356 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6357 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6358 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6360 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6361 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6362 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6364 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6365 Revital Eres <eres@il.ibm.com>
6367 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6369 * ddg.c (create_ddg_dependence): Rename to...
6370 (create_ddg_dep_from_intra_loop_link): This. Do not check
6371 for interloop edges. Do not create anti dependence edge when
6372 a true dependence edge exists in the opposite direction and
6373 -fmodulo-sched-allow-regmoves is set.
6374 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6375 (add_cross_iteration_register_deps): Create anti dependence edge
6376 when -fno-modulo-sched-allow-regmoves is set.
6377 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
6379 2007-08-04 Richard Sandiford <richard@codesourcery.com>
6381 * config/arm/arm.md (movsi): Add braces.
6383 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6386 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
6387 operands for the folding of "A - (A & B)" into "~B & A"; cast them
6390 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
6392 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
6393 state accessor functions.
6394 * cfgloopmanip.c (remove_path, create_preheaders,
6395 force_single_succ_latches, fix_loop_structure): Ditto.
6396 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6397 tree_duplicate_loop_to_header_edge): Ditto.
6398 * cfgloopanal.c (mark_irreducible_loops): Ditto.
6399 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
6401 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
6402 cleanup_tree_cfg): Ditto.
6403 * tree-cfg.c (tree_merge_blocks): Ditto.
6404 * cfgloop.c (rescan_loop_exit, record_loop_exits,
6405 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
6406 loop_preheader_edge, single_exit): Ditto.
6407 (flow_loops_find): Do not clear loops->state.
6408 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
6409 loops_state_clear): New functions.
6411 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6414 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6415 when adding to the base and convert ELT to sizetype instead of type.
6417 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6420 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
6421 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
6423 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6426 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
6427 correct type the negate expression.
6429 2007-08-03 Jan Hubicka <jh@suse.cz>
6431 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
6434 2007-08-03 David Edelsohn <edelsohn@gnu.org>
6436 * config/rs6000/rs6000.c (struct processor_cost): Change
6437 l1_cache_lines to l1_cache_size. Add l2_cache_size.
6438 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
6440 (rios1_costs, rios2_cost): Correct cache line size.
6441 (rs6000_override_options): Set l2-cache-size parameter.
6443 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6444 Diego Novillo <dnovillo@google.com>
6447 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6448 if the range includes 0.
6450 2007-08-03 Ben Elliston <bje@au.ibm.com>
6452 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
6453 mode to unspec expressions to silence a warning from the generator
6456 2007-08-02 Steve Ellcey <sje@cup.hp.com>
6458 * config/ia64/constraints.md ("U"): Make constraint vector only.
6460 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6463 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
6464 always_inline attribute on the function decl.
6466 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6469 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
6470 if we are compiling with -fPIC.
6472 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
6473 Nigel Stephens <nigel@mips.com>
6475 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
6476 Define for MIPS32 and MIPS64.
6478 2007-08-02 Nick Clifton <nickc@redhat.com>
6480 * config/host-hpux.c: Change copyright header to refer to version
6481 3 of the GNU General Public License and to point readers at the
6482 COPYING3 file and the FSF's license web page.
6483 * config/alpha/predicates.md, config/alpha/vms-ld.c,
6484 config/alpha/linux.h, config/alpha/alpha.opt,
6485 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
6486 config/alpha/vms-unwind.h, config/alpha/ev4.md,
6487 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
6488 config/alpha/alpha.h, config/alpha/sync.md,
6489 config/alpha/openbsd.h, config/alpha/alpha.md,
6490 config/alpha/alpha-modes.def, config/alpha/ev5.md,
6491 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
6492 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
6493 config/alpha/constraints.md, config/alpha/osf.h,
6494 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
6495 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
6496 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
6497 config/frv/frv-asm.h, config/frv/frv-protos.h,
6498 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
6499 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
6500 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
6501 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
6502 config/s390/s390.opt, config/s390/s390-modes.def,
6503 config/s390/fixdfdi.h, config/s390/constraints.md,
6504 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
6505 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
6506 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
6507 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
6508 config/m32c/prologue.md, config/m32c/m32c.abi,
6509 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
6510 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
6511 config/m32c/t-m32c, config/m32c/m32c-modes.def,
6512 config/m32c/jump.md, config/m32c/shift.md,
6513 config/m32c/m32c-protos.h, config/libgloss.h,
6514 config/spu/spu-protos.h, config/spu/predicates.md,
6515 config/spu/spu-builtins.h, config/spu/spu.c,
6516 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
6517 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
6518 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
6519 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
6520 config/sparc/hypersparc.md, config/sparc/predicates.md,
6521 config/sparc/linux.h, config/sparc/sp64-elf.h,
6522 config/sparc/supersparc.md, config/sparc/cypress.md,
6523 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
6524 config/sparc/niagara.md, config/sparc/sparc.md,
6525 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
6526 config/sparc/sparc.opt, config/sparc/sync.md,
6527 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
6528 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
6529 config/sparc/sparc.c, config/sparc/little-endian.opt,
6530 config/sparc/sysv4-only.h, config/sparc/sparc.h,
6531 config/sparc/linux64.h, config/sparc/freebsd.h,
6532 config/sparc/sol2.h, config/sparc/rtemself.h,
6533 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
6534 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
6535 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
6536 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
6537 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
6538 config/m32r/linux.h, config/m32r/constraints.md,
6539 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
6540 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
6541 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
6542 config/i386/i386.md, config/i386/netware-crt0.c,
6543 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
6544 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
6545 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
6546 config/i386/sol2.h, config/i386/constraints.md,
6547 config/i386/netware-libgcc.c, config/i386/sysv5.h,
6548 config/i386/predicates.md, config/i386/geode.md,
6549 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
6550 config/i386/freebsd64.h, config/i386/vxworksae.h,
6551 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
6552 config/i386/rtemself.h, config/i386/netbsd-elf.h,
6553 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
6554 config/i386/netware.h, config/i386/i386-modes.def,
6555 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
6556 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
6557 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
6558 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
6559 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
6560 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
6561 config/i386/xm-mingw32.h, config/i386/linux64.h,
6562 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
6563 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
6564 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
6565 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
6566 config/i386/cygwin2.c, config/i386/i386-protos.h,
6567 config/i386/sync.md, config/i386/openbsd.h,
6568 config/i386/host-mingw32.c, config/i386/i386-aout.h,
6569 config/i386/nto.h, config/i386/biarch64.h,
6570 config/i386/i386-coff.h, config/i386/freebsd.h,
6571 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
6572 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
6573 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
6574 config/darwin-protos.h, config/linux.opt, config/sol2.c,
6575 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
6576 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
6577 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
6578 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
6579 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
6580 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
6581 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
6582 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
6583 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
6584 config/sh/superh64.h, config/sh/rtemself.h,
6585 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
6586 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
6587 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
6588 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
6589 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
6590 config/avr/predicates.md, config/avr/constraints.md,
6591 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
6592 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
6593 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
6594 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
6595 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
6596 config/c4x/c4x-modes.def, config/c4x/rtems.h,
6597 config/c4x/predicates.md, config/c4x/c4x.h,
6598 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
6599 config/xtensa/predicates.md, config/xtensa/xtensa.c,
6600 config/xtensa/linux.h, config/xtensa/xtensa.h,
6601 config/xtensa/elf.h, config/xtensa/xtensa.md,
6602 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
6603 config/xtensa/xtensa-protos.h, config/dbx.h,
6604 config/stormy16/predicates.md, config/stormy16/stormy16.md,
6605 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
6606 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
6607 config/host-solaris.c, config/fr30/fr30.h,
6608 config/fr30/predicates.md, config/fr30/fr30-protos.h,
6609 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
6610 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
6611 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
6612 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
6613 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
6614 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
6615 config/host-linux.c, config/interix3.h, config/cris/cris.c,
6616 config/cris/predicates.md, config/cris/linux.h,
6617 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
6618 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
6619 config/cris/aout.opt, config/cris/cris-protos.h,
6620 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
6621 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6622 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
6623 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
6624 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
6625 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
6626 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
6627 config/chorus.h, config/mn10300/mn10300.c,
6628 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
6629 config/mn10300/mn10300.h, config/mn10300/linux.h,
6630 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
6631 config/mn10300/mn10300.md, config/ia64/predicates.md,
6632 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
6633 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
6634 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
6635 config/ia64/freebsd.h, config/ia64/ia64.md,
6636 config/ia64/ia64-modes.def, config/ia64/constraints.md,
6637 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
6638 config/gofast.h, config/rtems.h, config/sol2-10.h,
6639 config/m68k/predicates.md, config/m68k/m68k.md,
6640 config/m68k/linux.h, config/m68k/m68k-modes.def,
6641 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
6642 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
6643 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
6644 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
6645 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
6646 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
6647 config/m68k/constraints.md, config/m68k/rtemself.h,
6648 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
6649 config/m68k/uclinux.h, config/rs6000/power4.md,
6650 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
6651 config/rs6000/linux.h, config/rs6000/eabi.h,
6652 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
6653 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
6654 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
6655 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
6656 config/rs6000/windiss.h, config/rs6000/603.md,
6657 config/rs6000/aix41.h, config/rs6000/cell.md,
6658 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
6659 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
6660 config/rs6000/darwin.md, config/rs6000/darwin64.h,
6661 config/rs6000/default64.h, config/rs6000/7xx.md,
6662 config/rs6000/darwin.opt, config/rs6000/spe.md,
6663 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
6664 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
6665 config/rs6000/7450.md, config/rs6000/linux64.h,
6666 config/rs6000/constraints.md, config/rs6000/440.md,
6667 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
6668 config/rs6000/rs6000.c, config/rs6000/aix52.h,
6669 config/rs6000/rs6000.h, config/rs6000/power6.md,
6670 config/rs6000/predicates.md, config/rs6000/altivec.md,
6671 config/rs6000/aix64.opt, config/rs6000/rios1.md,
6672 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
6673 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
6674 config/rs6000/darwin7.h, config/rs6000/dfp.md,
6675 config/rs6000/linux64.opt, config/rs6000/sync.md,
6676 config/rs6000/vxworksae.h, config/rs6000/power5.md,
6677 config/rs6000/lynx.h, config/rs6000/biarch64.h,
6678 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
6679 config/rs6000/eabispe.h, config/rs6000/e500.h,
6680 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
6681 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
6682 config/rs6000/aix.h, config/rs6000/vxworks.h,
6683 config/rs6000/40x.md, config/rs6000/aix51.h,
6684 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
6685 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
6686 config/arc/arc.h, config/mcore/mcore-elf.h,
6687 config/mcore/mcore-protos.h, config/mcore/predicates.md,
6688 config/mcore/mcore.md, config/mcore/mcore.c,
6689 config/mcore/mcore.opt, config/mcore/mcore.h,
6690 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
6691 config/score/predicates.md, config/score/score-version.h,
6692 config/score/score-protos.h, config/score/misc.md,
6693 config/score/elf.h, config/score/score.c, config/score/mac.md,
6694 config/score/score7.md, config/score/score.h,
6695 config/score/score-conv.h, config/score/score-mdaux.c,
6696 config/score/score.md, config/score/score.opt,
6697 config/score/score-modes.def, config/score/score-mdaux.h,
6698 config/score/mul-div.S, config/arm/uclinux-elf.h,
6699 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
6700 config/arm/symbian.h, config/arm/linux-elf.h,
6701 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
6702 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
6703 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
6704 config/arm/strongarm-pe.h, config/arm/arm.h,
6705 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
6706 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
6707 config/arm/arm-modes.def, config/arm/linux-eabi.h,
6708 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
6709 config/arm/arm-cores.def, config/arm/arm-protos.h,
6710 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
6711 config/arm/wince-pe.h, config/arm/neon.md,
6712 config/arm/constraints.md, config/arm/neon.ml,
6713 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
6714 config/arm/arm.opt, config/arm/arm926ejs.md,
6715 config/arm/predicates.md, config/arm/iwmmxt.md,
6716 config/arm/arm_neon.h, config/arm/unknown-elf.h,
6717 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
6718 config/arm/neon-testgen.ml, config/arm/arm.md,
6719 config/arm/xscale-coff.h, config/arm/pe.c,
6720 config/arm/arm-generic.md, config/arm/pe.h,
6721 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
6722 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
6723 config/arm/strongarm-elf.h, config/arm/cirrus.md,
6724 config/arm/netbsd-elf.h, config/arm/vxworks.h,
6725 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
6726 config/pa/predicates.md, config/pa/pa64-hpux.h,
6727 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
6728 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
6729 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
6730 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
6731 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
6732 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
6733 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
6734 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
6735 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
6736 config/pa/pa64-regs.h, config/pa/pa-modes.def,
6737 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
6738 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
6739 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
6740 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
6741 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
6742 config/mips/linux64.h, config/mips/elforion.h,
6743 config/mips/constraints.md, config/mips/generic.md,
6744 config/mips/predicates.md, config/mips/4300.md,
6745 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
6746 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
6747 config/mips/5k.md, config/mips/vr4120-div.S,
6748 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
6749 config/mips/mips-protos.h, config/mips/6000.md,
6750 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
6751 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
6752 config/mips/mips-modes.def, config/mips/vr.h,
6753 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
6754 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
6755 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
6756 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
6757 config/vax/openbsd1.h, config/vax/netbsd.h,
6758 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
6759 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
6760 config/h8300/rtems.h, config/h8300/predicates.md,
6761 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
6762 config/h8300/h8300.md, config/h8300/h8300.opt,
6763 config/h8300/coff.h, config/h8300/h8300-protos.h,
6764 config/v850/v850.md, config/v850/predicates.md,
6765 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
6766 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
6767 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
6768 config/mmix/mmix.h, config/mmix/predicates.md,
6769 config/mmix/mmix-protos.h, config/mmix/mmix.md,
6770 config/mmix/mmix.c, config/mmix/mmix.opt,
6771 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
6772 config/bfin/rtems.h, config/bfin/bfin-modes.def,
6773 config/bfin/predicates.md, config/bfin/bfin-protos.h,
6774 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
6777 2007-08-02 Richard Sandiford <richard@codesourcery.com>
6779 * emit-rtl.c (reset_used_decls): Rename to...
6780 (set_used_decls): ...this. Set the used flag rather than clearing it.
6781 (unshare_all_rtl_again): Update accordingly. Set flags on argument
6782 DECL_RTLs rather than resetting them.
6784 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
6786 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
6788 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6790 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
6791 argument to find_reloads_address.
6793 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
6795 PR tree-optimization/32919
6796 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
6797 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
6798 (coalesce_ssa_name): Call it.
6800 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6801 David Ung <davidu@mips.com>
6803 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
6804 (__mips16_unorddf2, __mips16_floatunsidf): New.
6805 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
6807 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
6809 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6811 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
6812 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
6813 * tree.h (OMP_SECTIONS_CONTROL): New macro.
6814 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
6815 * omp-low.c (get_ws_args_for, determine_parallel_type,
6816 expand_omp_for_generic, expand_omp_for_static_nochunk,
6817 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6818 Work with more precise CFG.
6819 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
6820 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
6822 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
6823 * gimple-low.c (lower_stmt): Ditto.
6824 * tree-inline.c (estimate_num_insns_1): Ditto.
6825 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
6826 (OMP_SECTIONS_SWITCH): New.
6827 * tree-cfgcleanup.c (cleanup_omp_return): New.
6828 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
6829 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
6830 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
6831 (tree_redirect_edge_and_branch): Handle omp constructs.
6833 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
6834 with three arguments.
6836 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6838 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
6841 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6843 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
6844 the loop structures may need fixing.
6845 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
6847 (cleanup_tree_cfg_loop): Removed.
6848 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
6849 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
6850 instead of running cleanup_tree_cfg_loop.
6851 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
6852 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
6853 (tree_predictive_commoning): Declaration changed.
6854 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
6856 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6858 * doc/invoke.texi (l1-cache-size): Update documentation.
6859 (l2-cache-size): Document.
6860 * params.h (L2_CACHE_SIZE): New macro.
6861 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
6862 that L1_CACHE_SIZE is in kB now.
6863 (L2_CACHE_SIZE_BYTES): New macro.
6864 (tree_ssa_prefetch_arrays): Show size in kB.
6865 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
6866 and l2_cache_size fields.
6867 * config/i386/driver-i386.c (describe_cache): Detect cache size
6869 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
6870 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
6871 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
6872 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
6873 (override_options): Set l1-cache-size and l2-cache-size to default
6874 values if not specified otherwise.
6875 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
6876 (PARAM_L2_CACHE_SIZE): New.
6878 2007-08-01 Nigel Stephens <nigel@mips.com>
6879 David Ung <davidu@mips.com>
6880 Thiemo Seufer <ths@mips.com>
6881 Chris Dearman <chris@mips.com>
6882 Richard Sandiford <richard@codesourcery.com>
6884 * config.gcc (mips*-sde-elf*): New stanza.
6885 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
6886 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
6887 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
6888 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
6889 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
6890 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
6892 * config/mips/sde.h: New file.
6893 * config/mips/t-libgcc-mips16: Likewise.
6894 * config/mips/t-sde: Likewise.
6895 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
6896 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
6897 _MIPS_FPSET and _MIPS_SZINT.
6898 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
6899 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
6900 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
6901 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
6902 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6903 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6904 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
6905 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
6906 _MIPS_SZPTR and _MIPS_FPSET.
6907 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
6908 architecture is specified.
6909 (MIPS_32BIT_OPTION_SPEC): New macro.
6911 2007-07-31 Dan Hipschman <dsh@google.com>
6913 * gcc.c (end_going_arg): New function.
6914 (do_spec_2): Use it.
6915 (do_spec_1): Use it.
6917 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
6919 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
6920 only if ENABLE_CHECKING is defined.
6922 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
6924 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
6925 df_ru_add_problem, df_ru_get_bb_info): Removed.
6926 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
6927 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
6928 df_ru_free_bb_info, df_ru_alloc,
6929 df_ru_bb_local_compute_process_def,
6930 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
6931 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
6932 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
6933 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
6934 df_ru_add_problem): Removed.
6936 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6939 * pa.md (casesi32): Use match_scratch. Revise insn condition.
6940 (casesi32p, casesi64p): Likewise.
6941 (casesi): Adjust for above.
6943 2007-07-31 Richard Sandiford <richard@codesourcery.com>
6945 * mode-switching.c (create_pre_exit): Don't search past calls.
6947 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
6949 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
6951 2007-07-31 Revital Eres <eres@il.ibm.com>
6953 * ddg.c (add_deps_for_def): Rename to...
6954 (add_cross_iteration_register_deps): This. Change implementation
6955 to use only reaching def and def-use chains to construct the
6956 inter loop dependencies.
6957 (add_deps_for_use): Remove function.
6958 (build_inter_loop_deps): Call add_cross_iteration_register_deps
6959 function to build the inter loop dependencies.
6960 * modulo-sched.c (sms_schedule): Build only
6961 reaching def and def-use chains for the propose of the ddg
6964 2007-07-31 Julian Brown <julian@codesourcery.com>
6966 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
6967 New define_insns. Use correct RTL.
6968 (vec_set<mode>): Write as expander.
6970 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
6972 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
6973 to an unallocated space.
6975 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
6978 (split_constant_offset): Enable split_constant_offset to extract
6979 constants from other statements.
6980 * tree-vect-transform.c
6981 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
6982 to a temp var. Force base_offset to be simple.
6984 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
6986 * df-scan.c (df_scan_verify): Remove artificial limit on
6987 the number of blocks for verification.
6988 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
6989 df_simulate_defs): Avoid unnecessary insn checking for defs.
6991 2007-07-29 Mark Mitchell <mark@codesourcery.com>
6993 * config/m68k/lb1sf68.asm (FUNC): New macro.
6995 (__udivsi3): Likewise.
6996 (__divsi3): Likewise.
6997 (__umodsi3): Likewise.
6998 (__modsi3): Likewise.
6999 (__subdf3): Likewise.
7000 (__adddf3): Likewise.
7001 (__muldf3): Likewise.
7002 (__divdf3): Likewise.
7003 (__negdf2): Likewise.
7004 (__cmpdf2): Likewise.
7005 (__subsf3): Likewise.
7006 (__addsf3): Likewise.
7007 (__mulsf3): Likewise.
7008 (__divsf3): Likewise.
7009 (__negsf2): Likewise.
7010 (__cmpsf2): Likewise.
7011 (__eqdf2): Likewise.
7012 (__nedf2): Likewise.
7013 (__gtdf2): Likewise.
7014 (__gedf2): Likewise.
7015 (__ltdf2): Likewise.
7016 (__ledf2): Likewise.
7017 (__eqsf2): Likewise.
7018 (__nesf2): Likewise.
7019 (__gtsf2): Likewise.
7020 (__gesf2): Likewise.
7021 (__ltsf2): Likewise.
7022 (__lesf2): Likewise.
7024 2007-07-30 Ollie Wild <aaw@google.com>
7026 * c-ppoutput.c (print_lines_directives_only): New function.
7027 (scan_translation_unit_directives_only): New function.
7028 (preprocess_file): Add call to scan_translation_unit_directives_only.
7029 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7030 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7031 -fdirectives-only. Add errors for -fdirectives-only conflict with
7032 -Wunused-macros and -traditional.
7033 (finish_options): Add builtin macro initialization for
7034 -fdirectives-only + -fpreprocessed.
7035 * c.opt (fdirectives-only): New.
7036 * doc/cppopts.texi (fdirectives-only): New.
7038 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7040 * alias.c (record_set, memory_modified_1): Constify.
7041 * bt-load.c (note_btr_set): Likewise.
7042 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7043 * combine.c (set_nonzero_bits_and_sign_copies,
7044 expand_field_assignment, record_dead_and_set_regs_1,
7045 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7046 likely_spilled_retval_1): Likewise.
7047 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7048 frv_io_handle_set): Likewise.
7049 * config/mips/mips.c (mips_sim_record_set,
7050 vr4130_true_reg_dependence_p_1): Likewise.
7051 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7052 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7053 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7054 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7055 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7056 * ddg.c (mark_mem_store): Likewise.
7057 * df-problems.c (df_urec_mark_reg_change): Likewise.
7058 * function.c (update_epilogue_consts): Likewise.
7059 * gcse.c (record_set_info, record_last_set_info,
7060 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7061 reg_clear_last_set): Likewise.
7062 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7064 * jump.c (reversed_comparison_code_parts): Likewise.
7065 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7066 reg_is_set): Likewise.
7067 * loop-iv.c (mark_altered): Likewise.
7068 * mode-switching.c (reg_becomes_live): Likewise.
7069 * optabs.c (no_conflict_move_test): Likewise.
7070 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7072 * postreload.c (reload_combine_note_store, move2add_note_store):
7074 * regmove.c (flags_set_1): Likewise.
7075 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7077 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7079 * resource.c (update_live_status): Likewise.
7080 * rtl.h (set_of, note_stores): Likewise.
7081 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7082 note_stores, parms_set): Likewise.
7083 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7084 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7086 * var-tracking.c (count_stores, add_stores): Likewise.
7088 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7090 * alias.c (mems_in_disjoint_alias_sets_p,
7091 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7092 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7093 write_dependence_p, mems_in_disjoint_alias_sets_p,
7094 read_dependence, true_dependence, canon_true_dependence,
7095 anti_dependence, output_dependence): Constify.
7096 * combine.c (extended_count): Likewise.
7097 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7098 * cselib.c (get_value_hash, references_value_p,
7099 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7100 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7101 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7102 * function.c (contains, prologue_epilogue_contains,
7103 sibcall_epilogue_contains): Likewise.
7104 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7105 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7106 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7107 reg_or_subregno): Likewise.
7108 * recog.c (asm_noperands): Likewise.
7109 * reload1.c (function_invariant_p): Likewise.
7110 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7111 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7112 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7113 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7114 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7115 extended_count, prologue_epilogue_contains,
7116 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7117 canon_true_dependence, read_dependence, anti_dependence,
7118 output_dependence): Likewise.
7119 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7121 2007-07-30 Julian Brown <julian@codesourcery.com>
7123 * config/arm/neon.md (V_ext): New mode attribute.
7124 (neon_vget_lane<mode>): Replace with define_expand.
7125 (neon_vget_lane<mode>_sext_internal)
7126 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7127 and quad precision vectors.
7128 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7129 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7130 have typeless 32-bit result.
7132 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7135 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7137 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7138 use sizetype for rest.
7139 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7140 (aff_combination_convert): Don't convert rest for pointer types.
7142 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7144 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7146 * tree-ssa-alias.c: Add alloc-pool.h.
7147 (init_alias_info): Free alias_bitmap_obstack.
7148 (delete_alias_info): Call delete_mem_ref_stats.
7149 (get_mem_sym_stats_for): Use alloc_pool.
7150 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7151 (delete_mem_sym_stats): Removed.
7153 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7155 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7156 functions cannot be represented as classical distance vectors.
7158 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7160 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7161 * builtins.c (validate_arg, builtin_mathfn_code,
7162 validate_arglist): Likewise.
7163 * calls.c (call_expr_flags): Likewise.
7164 * combine.c (reg_nonzero_bits_for_combine,
7165 reg_num_sign_bit_copies_for_combine, get_last_value,
7166 reg_truncated_to_mode): Likewise.
7167 * emit-rtl.c (subreg_lowpart_p): Likewise.
7168 * expr.c (highest_pow2_factor_for_target,
7169 categorize_ctor_elements_1, categorize_ctor_elements,
7170 count_type_elements, contains_packed_reference,
7171 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7172 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7173 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7174 native_encode_int, native_encode_real, native_encode_complex,
7175 native_encode_vector, native_encode_expr, native_interpret_int,
7176 native_interpret_real, native_interpret_complex,
7177 native_interpret_vector, native_interpret_expr): Likewise.
7178 * function.c (use_register_for_decl): Likewise.
7179 * gimplify.c (get_name): Likewise.
7180 * langhooks-def.h (lhd_return_null_const_tree): New.
7181 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7182 * langhooks.c (lhd_return_null_const_tree): New.
7183 * langhooks.h (lang_get_callee_fndecl): Constify.
7184 * output.h (constructor_static_from_elts_p): Likewise.
7185 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7186 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7187 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7188 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7189 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7190 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7191 * rtlhooks-def.h (reg_nonzero_bits_general,
7192 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7194 * rtlhooks.c (reg_num_sign_bit_copies_general,
7195 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7197 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7198 * stor-layout.c (mode_for_size_tree): Likewise.
7199 * tree-ssa-loop-im.c (memref_eq): Likewise.
7200 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7201 * tree.c (contains_placeholder_p, type_list_equal,
7202 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7204 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7205 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7206 contains_placeholder_p, contains_packed_reference,
7207 get_callee_fndecl, operand_equal_for_phi_arg_p,
7208 warn_if_unused_value, is_body_block, native_encode_expr,
7209 native_interpret_expr, fold_convertible_p, operand_equal_p,
7210 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7211 validate_arglist, simple_cst_equal, type_list_equal,
7212 use_register_for_decl, call_expr_flags, get_name,
7213 highest_pow2_factor): Likewise.
7214 (const_call_expr_arg_iterator_d,
7215 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7216 first_const_call_expr_arg, more_const_call_expr_args_p,
7217 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7218 * varasm.c (constructor_static_from_elts_p): Constify.
7220 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7222 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7223 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7224 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7225 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7226 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7227 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7228 spelling conventions.
7229 * doc/invoke.texi: Follow spelling conventions.
7231 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7232 Revital Eres <eres@il.ibm.com>
7234 * modulo-sched.c (sms_schedule): Avoid loops which includes
7235 auto-increment instructions.
7237 2007-07-28 Richard Guenther <rguenther@suse.de>
7240 * fold-const.c (fold_cond_expr_with_comparison): Convert
7241 operand zero of MIN/MAX_EXPR to correct type.
7243 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7245 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7246 flags_from_decl_or_type): Constify.
7247 * gcc.c (do_spec_1): Likewise.
7248 * print-tree.c (dump_addr, print_node_brief): Likewise.
7249 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7250 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7251 tree_purge_all_dead_eh_edges): Likewise.
7252 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7253 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7255 * tree.c (expr_location, expr_has_location, expr_locus,
7256 expr_filename, expr_lineno, get_inner_array_type,
7257 fields_compatible_p): Likewise.
7258 * tree.h (get_inner_array_type, fields_compatible_p,
7259 expr_location, expr_has_location, expr_locus, expr_filename,
7260 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7261 setjmp_call_p, alloca_call_p): Likewise.
7263 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7265 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7266 TV_FLOW_INSENSITIVE.
7268 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7270 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7271 (compute_flow_insensitive_aliasing): Ditto for
7272 TV_FLOW_INSENSITIVE.
7274 2007-07-27 Jan Hubicka <jh@suse.cz>
7276 * config/i386/i386.c (register_move_cost): Remove accidentally
7277 comitted #if 0 block.
7279 * attribs.c: Include hashtab.h
7280 (attribute_hash): New.
7281 (substring): New structure.
7282 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7284 (init_attributes): Initialize attribute hash.
7285 (decl_attributes): Use attribute hash.
7286 * Makefile.in (attribs.c): Depend on hashtab.h.
7288 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7290 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7292 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7294 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7295 __mips_dspr2 and __mips_dsp_rev macros.
7296 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7298 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7300 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7302 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7306 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7307 and the updating of the live and do_not_gen sets.
7308 (df_note_bb_compute): Added updating of live and do_not_gen sets
7309 for regular defs so that the case of clobber inside conditional
7310 call is processed correctly.
7312 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7314 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7315 operands with compatible type.
7317 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7319 * expr.h (store_bit_field): Don't return a value.
7320 * expmed.c (check_predicate_volatile_ok): New function.
7321 (store_bit_field_1): New function, extracted from store_bit_field.
7322 Take a fallback_p argument and return true if the operation succeeded.
7323 Only use store_fixed_bit_field if fallback_p. Don't recompute
7324 mode_for_extraction; use op_mode instead. Try forcing memories
7325 into registers if the insv expander fails.
7326 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7327 Don't return a value.
7328 (convert_extracted_bit_field): New function, extracted from
7330 (extract_bit_field_1): Likewise. Take a fallback_p argument
7331 and return NULL if the operation succeeded. Only use
7332 extract_fixed_bit_field if fallback_p. Only calculate one
7333 extraction mode. Combine code for extv and extzv. Try forcing
7334 memories into registers if the ext(z)v expander fails.
7335 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7337 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7339 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7341 (df_ref): Likewise. Put regno with other integer fields.
7343 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7345 * df.h (df_mw_hardreg): Remove "loc" field.
7346 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7348 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7349 split out from df_set_unused_notes_for_mw. Return false for
7350 partial references. Assert that mw_reg is a REG when returning true.
7351 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7352 (df_whole_mw_reg_dead_p): New function, split out from
7353 df_set_dead_notes_for_mw. Return false for partial references.
7354 Assert that mw_reg is a REG when returning true.
7355 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7356 Remove redundant bitmap check.
7358 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7360 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7361 ($(T)crtend.o): Likwise.
7362 ($(T)crtbeginS.o): Likwise.
7363 ($(T)crtendS.o): Likwise.
7364 ($(T)crtfastmath.o): Likwise.
7366 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7368 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7369 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7370 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7371 and x_n_bbs_in_dom_tree fields.
7373 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7375 PR tree-optimization/32087
7376 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7377 Do not call scale_bbs_frequencies_int with prob of zero.
7379 2007-07-26 Julian Brown <julian@codesourcery.com>
7381 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
7382 (neon_element_bits): Add prototypes.
7383 * config/arm/arm.c (bounds_check, neon_lane_bounds)
7384 (neon_const_bounds, neon_element_bits): New functions.
7385 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
7386 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
7387 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
7388 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
7389 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
7390 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
7391 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
7392 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
7393 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
7394 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
7395 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
7396 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
7397 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
7399 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
7401 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
7402 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
7404 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
7405 Julian Brown <julian@codesourcery.com>
7407 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
7408 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
7409 * config/arm/cortex-a8.md: New.
7410 * config/arm/cortex-a8-neon.md: New.
7411 * config/arm/neon-schedgen.ml: New.
7412 * config/arm/neon.md (vqh_mnem): New.
7414 (Is_float_mode): New.
7415 (Scalar_mul_8_16): New.
7417 (V_mode_nunits): New.
7418 (All instruction patterns): Annotate with neon_type attribute
7420 * config/arm/arm.md: Include cortex-a8.md.
7421 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
7423 Annotate instruction patterns accordingly.
7424 (generic_sched): Do not use generic scheduling for Cortex-A8.
7425 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
7427 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
7429 * fold-const.c (fold_read_from_constant_string): Use
7431 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7433 2007-07-26 Nick Clifton <nickc@redhat.com>
7435 * tree-ssa-operands.h: Change copyright header to refer to version
7436 3 of the GNU General Public License and to point readers at the
7437 COPYING3 file and the FSF's license web page.
7438 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
7439 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
7440 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
7441 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
7442 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
7443 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
7444 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
7445 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
7446 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
7447 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
7448 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
7449 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
7450 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
7451 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
7452 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
7453 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
7454 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
7455 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
7456 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
7457 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
7458 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
7459 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
7460 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
7461 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
7462 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
7463 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
7464 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
7465 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
7466 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
7467 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
7468 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
7469 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
7470 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
7471 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
7472 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
7473 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
7474 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
7475 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
7476 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
7477 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
7478 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
7479 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
7480 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
7481 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
7482 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
7483 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
7484 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
7485 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
7486 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
7487 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
7488 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
7489 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
7490 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
7491 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
7492 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
7493 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
7494 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
7495 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
7496 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
7497 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
7498 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
7499 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
7500 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
7501 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
7502 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
7503 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
7504 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
7505 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
7506 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
7507 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
7508 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
7509 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
7510 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
7511 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
7512 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
7513 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
7514 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
7515 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
7516 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
7517 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
7518 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
7519 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
7520 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
7521 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
7522 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
7523 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
7524 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
7525 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
7526 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
7527 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
7528 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
7529 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
7530 vecprim.h, basic-block.h, tree-ssa-structalias.c,
7531 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
7532 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
7533 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
7534 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
7535 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
7536 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
7537 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
7538 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
7539 convert.c, convert.h, langhooks-def.h, reload1.c,
7540 tree-ssa-operands.c: Likewise.
7542 2007-07-26 Jan Hubicka <jh@suse.cz>
7544 * tree-ssa-live.c: Include debug.h and flags.h.
7545 (mark_scope_block_unused): New function.
7546 (remove_unused_scope_block_p): New function.
7547 (remove_unused_locals): Remove unused blocks too.
7549 2007-07-25 Ian Lance Taylor <iant@google.com>
7551 * combine.c (combine_max_regno): Remove. Remove all uses.
7552 (struct reg_stat_struct): Rename from struct reg_stat.
7553 (reg_stat_type): Define, and declare VECs.
7554 (reg_stat): Change from pointer to VEC. Change all uses.
7555 (combine_split_insns): New static function.
7556 (try_combine, find_split_point): Call it instead of split_insns.
7558 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7560 * cfghooks.c (split_block): Fix the information about loop latch.
7562 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7564 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
7566 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7568 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7569 Scan the new edge for loop exit info.
7571 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
7573 * config/darwin.c: Include debug.h.
7575 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7578 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
7580 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7582 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
7583 (HARD_REGNO_MODE_OK): Ditto.
7584 (MODES_TIEABLE_P): Ditto.
7585 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7586 (CLASS_MAX_NREGS): Ditto.
7587 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
7588 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
7589 (divdf3_internal_thr): Removed.
7590 * config/ia64/div.md: New file.
7591 * config/ia64/constraints.md: Add H constraint.
7593 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7595 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
7596 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
7597 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
7598 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
7599 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
7600 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
7601 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
7602 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
7603 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
7604 dump_sbitmap_file, debug_sbitmap, popcount_table,
7605 sbitmap_popcount): Constify.
7606 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
7607 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
7608 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
7609 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
7610 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
7611 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
7612 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
7613 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
7614 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
7615 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
7616 sbitmap_popcount, sbitmap_verify_popcount): Constify.
7618 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7620 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
7621 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
7622 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
7623 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
7624 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
7625 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
7626 bitmap_intersect_p, bitmap_intersect_compl_p,
7627 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7628 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
7630 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
7631 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
7632 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
7633 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
7634 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7635 debug_bitmap, debug_bitmap_file, bitmap_print,
7636 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
7637 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
7639 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
7641 * config/darwin.c (darwin_override_options): Additional fix for
7642 debug info formats that don't support var tracking.
7644 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7646 * cselib.c (entry_and_rtx_equal_p): Constify.
7647 * gengtype.c (output_mangled_typename, write_types, write_local):
7649 * gengtype.h (const_type_p): New.
7650 * see.c (eq_descriptor_extension, hash_descriptor_extension):
7652 * tlink.c (scan_linker_output): De-constify.
7653 * tree-ssa-loop-im.c (memref_eq): Constify.
7654 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
7655 (shared_bitmap_hash, shared_bitmap_eq): Constify.
7657 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7659 * c-common.c (fname_as_string, c_type_hash): Constify.
7660 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7661 * cgraph.c (edge_hash, edge_eq): Likewise.
7662 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
7663 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
7664 reg_attrs_htab_eq): Likewise.
7665 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
7667 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
7668 const_decl_t, const_state_t, const_automata_list_el_t): New.
7669 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
7670 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
7671 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
7672 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
7673 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
7674 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
7675 compare_max_occ_cycle_nums, out_state_arcs_num,
7676 compare_transition_els_num, units_cmp, state_reservs_cmp):
7678 * genmodes.c (cmp_modes): Likewise.
7679 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
7680 * gimplify.c (compare_case_labels): Likewise.
7681 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
7682 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
7683 * matrix-reorg.c (mtt_info_hash): Likewise.
7684 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
7685 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
7686 (htab_hash_bucket, htab_hash_elem): Constify.
7687 * tree-browser.c (TB_parent_eq): Likewise.
7688 * tree-scalar-evolution.c (hash_scev_info): Likewise.
7689 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
7690 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
7691 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
7693 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
7694 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
7695 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
7696 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
7697 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
7699 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
7700 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
7701 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
7702 * tree-ssa-threadupdate.c (redirection_data_hash,
7703 redirection_data_eq): Likewise.
7704 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
7705 * tree-ssa.c (var_ann_eq): Likewise.
7706 * tree-vrp.c (compare_case_labels): Likewise.
7707 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
7708 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
7709 tree_not_check_failed, tree_class_check_failed,
7710 tree_range_check_failed, tree_not_class_check_failed,
7711 omp_clause_check_failed, omp_clause_range_check_failed,
7712 tree_contains_struct_check_failed, tree_operand_check_failed):
7714 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
7715 tree_not_check_failed, tree_class_check_failed,
7716 tree_range_check_failed, tree_not_class_check_failed,
7717 tree_operand_check_failed, omp_clause_operand_check_failed,
7718 tree_operand_length): Likewise.
7719 * var-tracking.c (const_variable): New.
7720 (variable_htab_hash, variable_htab_eq): Constify.
7721 * varasm.c (const_desc_hash): Likewise.
7723 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7725 * expr.c (handled_component_p): Constify.
7726 * fold-const.c (fit_double_type): Likewise.
7727 * real.h (real_value_from_int_cst): Likewise.
7728 * tree-flow-inline.h (gimple_in_ssa_p,
7729 gimple_aliases_computed_p, gimple_addressable_vars,
7730 gimple_call_clobbered_vars, gimple_referenced_vars,
7731 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
7732 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
7733 may_aliases, end_readonly_imm_use_p, has_zero_uses,
7734 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
7735 is_label_stmt, is_global_var, phi_ssa_name_p,
7736 factoring_name_p, is_call_clobbered, tree_common_ann,
7737 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
7738 unmodifiable_var_p, array_ref_contains_indirect_ref,
7739 ref_contains_array_ref, lookup_subvars_for_var,
7740 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
7741 gimple_mem_ref_stats): Likewise.
7742 * tree-flow.h (tree_common_ann, var_ann, function_ann,
7743 may_aliases, is_exec_stmt, is_label_stmt,
7744 ref_contains_array_ref, array_ref_contains_indirect_ref,
7745 var_can_have_subvars, overlap_subvar, is_call_clobbered,
7746 unmodifiable_var_p): Likewise.
7747 * tree-gimple.c (is_gimple_min_invariant): Likewise.
7748 * tree-gimple.h (is_gimple_min_invariant): Likewise.
7749 * tree.c (type_hash_list, attribute_hash_list, tree_size,
7750 cst_and_fits_in_hwi, real_value_from_int_cst,
7751 build_real_from_int_cst, integer_zerop, integer_onep,
7752 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
7753 tree_floor_log2, real_zerop, real_onep, real_twop,
7754 real_minus_onep, really_constant_p, purpose_member, chain_member,
7755 list_length, fields_length, int_size_in_bytes, bit_position,
7756 int_bit_position, byte_position, int_byte_position, expr_align,
7757 array_type_nelts, tree_node_structure,
7758 type_contains_placeholder_1, iterative_hash_pointer,
7759 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
7760 tree_map_base_eq, type_hash_list, type_hash_eq,
7761 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
7762 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
7763 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7764 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
7765 int_fits_type_p, get_containing_scope, decl_function_context,
7766 decl_type_context, omp_clause_operand_check_failed,
7767 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
7768 * tree.h (omp_clause_operand_check_failed, tree_size,
7769 build_real_from_int_cst, array_type_nelts, purpose_member,
7770 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
7771 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7772 is_attribute_p, check_qualified_type, expr_align,
7773 int_size_in_bytes, bit_position, int_bit_position, byte_position,
7774 int_byte_position, list_length, fields_length, initializer_zerop,
7775 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
7776 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
7777 tree_node_structure, handled_component_p, get_containing_scope,
7778 decl_function_context, decl_type_context, real_zerop,
7779 type_num_arguments, fit_double_type, really_constant_p,
7780 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
7781 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
7782 real_twop, real_minus_onep, int_cst_value): Likewise.
7784 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7786 * cfglayout.c (insn_scope, insn_line): Constify.
7787 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
7788 const_double_htab_hash, const_double_htab_eq,
7789 mem_attrs_htab_hash): Likewise.
7790 * loop-iv.c (biv_eq): Likewise.
7791 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
7792 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
7793 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
7795 * rtl-error.c (location_for_asm, diagnostic_for_asm,
7796 error_for_asm, warning_for_asm, _fatal_insn,
7797 _fatal_insn_not_found): Likewise.
7798 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
7799 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
7800 rtl_check_failed_type2, rtl_check_failed_code1,
7801 rtl_check_failed_code2, rtl_check_failed_code_mode,
7802 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
7803 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
7804 rtl_check_failed_type2, rtl_check_failed_code1,
7805 rtl_check_failed_code2, rtl_check_failed_code_mode,
7806 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
7807 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
7808 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
7809 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
7810 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
7811 rtx_unstable_p, get_integer_term, get_related_value,
7812 offset_within_block_p, reg_mentioned_p, count_occurrences,
7813 reg_referenced_p, reg_used_between_p, no_labels_between_p,
7814 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
7815 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
7816 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
7817 find_constant_src, find_reg_fusage, find_regno_fusage,
7818 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
7819 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
7820 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
7821 computed_jump_p, auto_inc_p, in_expr_list_p,
7822 remove_node_from_expr_list, loc_mentioned_in_p,
7823 label_is_jump_target_p, reversed_comparison_code_parts,
7824 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
7825 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
7826 print_inline_rtx): Likewise.
7827 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
7828 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
7829 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
7830 get_integer_term, get_related_value, offset_within_block_p,
7831 count_occurrences, reg_mentioned_p, no_labels_between_p,
7832 reg_used_between_p, reg_referenced_p, single_set_2,
7833 multiple_sets, set_noop_p, refers_to_regno_p,
7834 reg_overlap_mentioned_p, dead_or_set_p,
7835 covers_regno_no_parallel_p, covers_regno_p,
7836 dead_or_set_regno_p, find_reg_note, find_regno_note,
7837 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
7838 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
7839 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
7840 side_effects_p, may_trap_p_1, may_trap_p,
7841 may_trap_after_code_motion_p, may_trap_or_fault_p,
7842 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
7843 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
7844 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
7845 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
7846 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
7848 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
7849 warning_for_asm): Likewise.
7850 * tree.h (print_rtl): Likewise.
7851 * varasm.c (get_pool_mode): Likewise.
7853 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7855 * c-lex.c (c_lex_with_flags, lex_string): Constify.
7856 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
7857 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7858 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
7859 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
7860 * ddg.c (compare_sccs): Likewise.
7861 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
7862 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
7863 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
7864 decimal_do_fix_trunc, decimal_real_to_integer,
7865 decimal_real_to_integer2, decimal_real_maxval): Likewise.
7866 * dse.c (const_group_info_t): New.
7867 (invariant_group_base_eq, invariant_group_base_hash): Constify.
7868 * dwarf2out.c (const_dw_die_ref): New.
7869 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
7870 * tree-browser.c (TB_parent_eq): Likewise.
7871 * unwind-dw2-fde.c (__register_frame_info_bases,
7872 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
7873 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
7875 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
7876 * unwind-dw2.c (uw_frame_state_for): Likewise.
7877 * value-prof.c (histogram_hash, histogram_eq): Likewise.
7878 * value-prof.h (const_histogram_value): New.
7880 2007-07-25 Richard Sandiford <richard@codesourcery.com>
7882 * config/mips/mips.c (machine_function): Add
7883 initialized_mips16_gp_pseudo_p.
7884 (mips16_gp_pseudo_reg): Do not emit the initialization of
7885 mips16_gp_pseudo_rtx when being called from the gimple cost-
7886 calculation routines; emit it on the first use outside those
7889 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7891 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
7894 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
7895 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
7896 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
7897 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
7898 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
7899 Preserve const-ness of parameters through use of __typeof(),
7900 also constify and tidy.
7902 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
7903 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
7904 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
7905 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
7906 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
7907 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
7908 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
7909 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
7910 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
7912 2007-07-25 Julian Brown <julian@codesourcery.com>
7913 Mark Shinwell <shinwell@codesourcery.com>
7915 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
7916 (alpha_mangle_type): This.
7917 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7918 (TARGET_MANGLE_TYPE): Define this instead.
7919 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
7920 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
7921 (arm_init_neon_builtins): Fix comment.
7922 (arm_mangle_map_entry): New.
7923 (arm_mangle_map): New.
7924 (arm_mangle_type): New.
7925 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
7926 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
7927 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
7928 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7929 (TARGET_MANGLE_TYPE): Define this instead.
7930 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
7931 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
7932 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
7933 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7934 (TARGET_MANGLE_TYPE): Define this instead.
7935 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
7937 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
7938 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7939 (TARGET_MANGLE_TYPE): Define this instead.
7940 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
7941 (s390_mangle_type): This.
7942 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7943 (TARGET_MANGLE_TYPE): Define this instead.
7944 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
7945 (sparc_mangle_type): This.
7946 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7947 (TARGET_MANGLE_TYPE): Define this instead.
7948 * cp/mangle.c (write_type): Call mangle_type target hook on all
7949 types before mangling. Use original type, not main variant, as
7951 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
7952 (TARGET_MANGLE_TYPE): This.
7953 * target.h (gcc_target): Rename mangle_fundamental_type to
7955 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
7956 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
7958 2007-07-25 Julian Brown <julian@codesourcery.com>
7959 Paul Brook <paul@codesourcery.com>
7960 Joseph Myers <joseph@codesourcery.com>
7961 Mark Shinwell <shinwell@codesourcery.com>
7963 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
7964 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
7965 (with_fpu): Allow --with-fpu=neon.
7966 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
7967 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
7968 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
7969 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
7970 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
7971 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
7972 (neon_emit_pair_result_insn, neon_disambiguate_copy)
7973 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
7974 (output_move_neon): Add prototypes.
7975 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
7976 (all_fpus): Add FPUTYPE_NEON.
7977 (fp_model_for_fpu): Add NEON field.
7978 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
7979 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
7981 (arm_legitimate_address_p): Don't support fancy addressing for NEON
7983 (thumb2_legitimate_address_p): Likewise.
7984 (neon_valid_immediate): Recognize and prepare constants suitable for
7986 (neon_immediate_valid_for_move): New function. Recognize and prepare
7987 immediates for NEON move instructions.
7988 (neon_immediate_valid_for_logic): New function. Recognize and
7989 prepare immediates for NEON logic instructions.
7990 (neon_output_logic_immediate): New function. Create asm string
7991 suitable for outputting immediate logic instructions.
7992 (neon_pairwise_reduce): New function. Implement reduction using
7993 pairwise operations.
7994 (neon_expand_vector_init): New function. Expand a (possibly
7995 non-constant) vector initialization.
7996 (neon_vector_mem_operand): New function. Memory operands supported
7997 for quad-word loads/stores to/from ARM or NEON registers. Don't
7998 allow base+offset addressing for core regs.
7999 (neon_struct_mem_operand): New function. Valid mems for NEON
8001 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8002 from neon_vector_mem_operand addresses without a secondary register.
8003 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8004 (add_minipool_backward_ref): Likewise.
8005 (dump_minipool): Likewise.
8006 (push_minipool_fix): Likewise.
8007 (output_move_quad): New function. Output quad-word moves, loads and
8008 stores using ARM registers.
8009 (output_move_vfp): Add support for vectors in VFP (NEON) D
8011 (output_move_neon): Output a NEON load/store to/from a quadword
8013 (arm_print_operand): Implement new codes:
8014 - 'c' for unadorned integers (without a # sign).
8015 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8017 - 'e', 'f' for the low and high D parts of a NEON Q register.
8018 - 'q' outputs a NEON Q register.
8019 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8020 - 'T' prints NEON opcode features from a coded bitmask.
8021 - 'F' is similar to T, but signed/unsigned codes both print as
8023 - 't' is similar to T, but 'u' is printed instead of 'p'.
8024 - 'O' prints 'r' if NEON instruction should perform rounding (as
8025 specified by bitmask), else prints nothing.
8026 - '#' is a punctuation character to stop operand numbers from
8027 running together with following digits in the assembler
8028 strings for instructions (when using mode attributes).
8029 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8030 constant vectors in big-endian mode, where necessary.
8031 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8032 Handle EI, OI, CI, XI modes.
8033 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8034 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8035 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8036 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8037 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8039 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8040 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8041 to turn v8qi, etc. into bits defined above.
8042 (neon_itype): New enumeration. Classifications of NEON builtins.
8043 (neon_builtin_datum): Define struct. Contains information about
8044 a single builtin (with multiple modes).
8045 (CF): Define helper macro for...
8046 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8048 (neon_builtin_data): New array. Define information about builtins
8049 for use during initialization/expansion.
8050 (arm_init_neon_builtins): New function.
8051 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8053 (neon_builtin_compare): New function.
8054 (locate_neon_builtin_icode): New function. Find an insn code for a
8055 builtin given a function code for that builtin. Also return type of
8056 builtin (NEON_BINOP, NEON_UNOP etc.).
8057 (builtin_arg): New enumeration. Types of arguments for builtins.
8058 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8059 Takes a variable argument list of builtin_arg types, terminated by
8061 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8062 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8063 (neon_emit_pair_result_insn): New function. Support returning pairs
8064 of vectors via a pointer.
8065 (neon_disambiguate_copy): New function. Set up operands for a
8066 multi-word copy such that registers do not get clobbered.
8067 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8068 ARM_BUILTIN_NEON_BASE.
8069 (arm_file_start): Set float-abi attribute for NEON.
8070 (arm_vector_mode_supported_p): Enable NEON vector modes.
8071 (arm_mangle_map_entry): New.
8072 (arm_mangle_map): New.
8073 (arm_mangle_vector_type): New.
8074 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8076 (TARGET_NEON): New macro. Target supports NEON.
8077 (fputype): Add FPUTYPE_NEON.
8078 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8079 for vectorization based on command-line arg.
8080 (NEON_REGNO_OK_FOR_NREGS): Define.
8081 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8082 (VALID_NEON_STRUCT_MODE): Define.
8083 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8084 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8085 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8086 (consttable_16): Add pattern for outputting 16-byte minipool
8088 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8090 (vec-common.md, neon.md): Include md files.
8091 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8092 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8093 (memory_constraint "Ut", "Un", "Us"): Define.
8094 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8095 (MMX_char): New mode attribute.
8096 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8097 (*add<mode>3_iwmmxt): New insn pattern.
8098 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8099 (*sub<mode>3_iwmmxt): New insn pattern.
8100 (mulv4hi3): Rename to...
8101 (*mulv4hi3_iwmmxt): This.
8102 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8103 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8104 (uminv4hi3, uminv2si3): Remove. Replace with...
8105 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8106 (*umin<mode>3_iwmmxt): These.
8107 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8108 (ashr<mode>3_iwmmxt): This new pattern.
8109 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8110 (lshr<mode>3_iwmmxt): This new pattern.
8111 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8112 (ashl<mode>3_iwmmxt): This new pattern.
8113 * config/arm/neon-docgen.ml: New file. Generate documentation for
8115 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8116 * config/arm/arm_neon.h: New (autogenerated).
8117 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8119 * config/arm/neon.md: New file. Define NEON instructions.
8120 * config/arm/neon.ml: New file. Abstract description of NEON
8121 instructions, used to generate arm_neon.h header, documentation and
8123 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8124 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8126 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8128 (ARM NEON Intrinsics): New subsection.
8129 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8131 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8133 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8136 2007-07-24 Jan Hubicka <jh@suse.cz>
8138 * regclass.c (move_table): New type.
8139 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8140 (init_move_cost): Break out from ...
8141 (init_reg_sets_1): ... here; simplify computation of
8142 have_regs-of_mode and contains_reg_of_mode.
8143 (record_reg_classes): Unswitch internal loops.
8144 (copy_cost): Trigger lazy initialization of move cost
8145 (record_address_regs): Likewise.
8147 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8149 * config/darwin.c (darwin_override_options): Don't force on
8150 flag_var_tracking_uninit when no debug info is requested.
8152 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8154 * cfgloop.c (init_loops_structure): New function.
8155 (flow_loops_find): Create root of the loop tree unconditionally.
8157 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8159 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8161 2007-07-24 Jan Hubicka <jh@suse.cz>
8163 * caller-save.c: Include ggc.h, gt-caller-save.h
8164 (reg_save_code, reg_restore_code): Rename to ...
8165 (cached_reg_save_code, cached_reg_restore_code): ... those.
8166 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8167 (reg_save_code, reg_restore_code): New functions.
8168 (init_caller_save): Do not intialize
8169 reg_save_code/reg_restore_code tables.
8170 * Makefile.in: (gt-caller-save.h): New.
8172 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8174 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8175 with the mode of the original operand instead of
8178 2007-07-23 Jan Hubicka <jH@suse.cz>
8180 * i386.c (ix86_secondary_memory_needed): Break out to...
8181 (inline_secondary_memory_needed): ... here.
8182 (ix86_memory_move_cost): Break out to ...
8183 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8184 maximum of input and output; fix handling of Q_REGS on 64bit.
8185 (ix86_secondary_memory_needed): Microoptimize.
8187 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8189 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8190 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8191 stmts_from_loop, known_dependences_p, build_rdg): New.
8192 * tree-data-ref.h: Depends on graphds.h.
8193 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8194 (build_rdg): Declared.
8195 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8197 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8199 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8202 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8203 Jakub Jelinek <jakub@redhat.com>
8205 PR middle-end/PR28690
8206 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8208 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8209 and MEM_POINTER operands over REG and MEM operands.
8210 (swap_commutative_operands_p): Change return value to bool.
8211 * rtl.h: Update the corresponding prototype.
8212 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8213 instead of gen_rtx_PLUS.
8214 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8215 value to bool. Change function arguments to rtx's and update code
8217 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8218 calls to match the new declaration.
8219 * simplify-rtx.c (simplify_associative_operation): Don't
8220 reorder simplify_binary_operation arguments.
8222 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8224 * config/mips/mips.c (override_options): Use mips_costs to derive
8225 the default branch cost.
8226 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8228 * config/mips/mips.opt (mbranch-cost=): New option.
8229 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8231 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8233 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8234 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8235 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8236 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8238 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8240 * config/mips/constraints.md (ks): New constraint.
8241 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8242 (*add<mode>3_mips16): ...here.
8244 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8246 * optabs.h (enum optab_index): Add new OTI_signbit.
8247 (signbit_optab): Define corresponding macro.
8248 (enum insn_code signbit_optab[]): Remove array.
8249 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8250 (expand_copysign_absneg): If back end provides signbit insn, use it
8251 instead of bit operations on floating point argument.
8252 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8253 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8254 for availability of signbit insn.
8256 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8257 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8258 SSE mode is not active.
8259 (isinf<mode>2): Disable for mfpmath=sse,387.
8261 2007-07-22 Ben Elliston <bje@au.ibm.com>
8263 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8265 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8267 2007-07-20 Richard Guenther <rguenther@suse.de>
8269 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8270 integral typed condition.
8271 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8272 booleanness. Only preserve conversions from a non-base
8273 type to a base type, not in general between types with
8274 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8275 * tree.def (COND_EXPR): Document that the condition
8276 can be of any integral type.
8278 2007-07-20 Nigel Stephens <nigel@mips.com>
8279 Richard Sandiford <richard@codesourcery.com>
8281 * config/mips/mips.h (mips_dwarf_regno): Declare.
8282 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8283 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8284 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8285 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8286 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8287 (REG_CLASS_NAMES): Update accordingly.
8288 * config/mips/mips.c (mips_dwarf_regno): New array.
8289 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8290 (mips_subword): Remove special handling for accumulator registers.
8291 (override_options): Initiailize mips_dwarf_regno. Remove use
8293 (mips_swap_registers): New function.
8294 (mips_conditional_register_usage): Swap accumulator registers
8295 around if TARGET_LITTLE_ENDIAN.
8296 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8297 * config/mips/constraints.md (h, l): Use the endianness to choose
8298 between MD0_REG and MD1_REG.
8299 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8300 alternative-dependent template.
8302 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8304 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8307 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8309 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8310 predecessor fallthru flags.
8312 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8314 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8315 of compare to the same type.
8316 * cfgloopmanip.c (add_loop): Update information about loop exits.
8317 (loop_version): Remove the innermost loop requirement.
8318 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8319 to sizetype for pointers.
8321 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8323 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8324 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8325 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8327 * config/dfp-bit.c: Empty for TFmode conversions.
8329 2007-07-18 Caroline Tice <ctice@apple.com>
8331 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8332 and handle them correctly; check that src is not NULL before
8334 (find_src_set_src): Likewise.
8336 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8338 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8339 (struct alignment_context, init_alignment_context): New.
8340 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8341 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8342 (XCHAL_HAVE_S32C1I): Likewise.
8343 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8344 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8345 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8346 (ATOMIC, HQI): New macros.
8347 (memory_barrier, *memory_barrier): New.
8348 (sync_lock_releasesi): New.
8349 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8350 (sync_lock_test_and_set<mode>): New.
8351 (sync_<atomic><mode>): New.
8352 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8353 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8354 (xtensa_expand_atomic): New.
8356 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8360 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8361 transformation for builtin ISNORMAL.
8362 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8363 * builtins.def (BUILT_IN_ISNORMAL): New.
8364 * doc/extend.texi: Document isnormal.
8366 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8370 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8371 optabs infrastructure. Provide generic implementation for
8373 (expand_builtin): Handle FINITE/ISFINITE.
8374 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8375 (fold_builtin_1): Likewise.
8377 * builtins.def (BUILT_IN_ISFINITE): New.
8379 * doc/extend.texi: Document isfinite.
8381 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8386 * builtins.c (expand_builtin_interclass_mathfn): Provide a
8387 generic fallback for isinf.
8388 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
8389 calculation code ...
8390 * real.c (get_max_float): ... to here.
8391 * real.h (get_max_float): New.
8393 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8397 * builtin-attrs.def (ATTR_TYPEGENERIC,
8398 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
8400 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
8401 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
8402 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
8403 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
8405 * c-common.c (handle_type_generic_attribute): New.
8406 (c_common_attribute_table): Add "type generic".
8408 * c-typeck.c (convert_arguments): Handle "type generic" functions.
8410 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
8412 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
8413 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
8416 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
8419 * config/cris/cris.c (cris_print_index): Don't use XEXP before
8420 checking that the operand is an expression.
8422 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8423 Danny Smith <dannysmith@users.sourceforge.net>
8426 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
8427 file mapping object in local namespace if Windows version later
8430 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8432 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
8433 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
8434 arm_cannot_force_const_mem.
8435 (arm_cannot_force_const_mem): New function.
8436 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8437 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
8438 of arm_tls_referenced_p.
8439 * config/arm/arm.md (movsi): Split out-of-section constants when
8440 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
8441 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8443 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8445 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
8447 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8449 * config/mips/mips.md (*extendqihi2): Convert the destination
8452 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8454 * config/pa/fptr.c: Update license header.
8455 * config/pa/milli64.S: Likewise.
8457 2007-07-17 Nick Clifton <nickc@redhat.com>
8459 * COPYING_v3: New file. Contains version 3 of the GNU General
8461 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
8462 Lesser General Public License.
8463 * doc/include/gpl_v3.texi: New file. Contains version 3 of
8464 the GNU General Public License.
8466 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
8468 PR rtl-optimization/32773
8469 * cfglayout.c (force_one_exit_fallthru): New function.
8470 (cfg_layout_finalize): Use it.
8472 2007-07-16 Richard Guenther <rguenther@suse.de>
8473 Uros Bizjak <ubizjak@gmail.com>
8475 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
8476 before forcing it to gimple operand.
8478 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8479 David Ung <davidu@mips.com>
8481 * config/mips/mips.h (TUNE_24K): Define.
8482 (TUNE_MACC_CHAINS): Add TUNE_24K.
8483 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
8485 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
8486 (r74k_int_madd): .. this new reservation.
8487 (define_bypass): Fixed bypasses for r74k_int_madd to use
8489 * config/mips/24k.md (define_bypass): Define new
8490 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
8492 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8493 Nigel Stephens <nigel@mips.com>
8495 * config/mips/mips.md: Include 20kc.md.
8496 * config/mips/20kc.md: New file.
8497 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
8498 (mips_adjust_cost): Tweak for 20Kc.
8499 (mips_issue_rate): Likewise.
8500 * config/mips/mips.h (TUNE_20KC): Define.
8502 2007-07-16 David Edelsohn <edelsohn@gnu.og>
8504 * config/rs6000/rs6000.c (struct processor_cost): Add
8505 cache_line_size, l1_cache_lines, and simultaneous_prefetches
8507 (*_cost): Add cache information.
8508 (rs6000_override_options): Set cache parameters.
8510 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8513 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
8514 * doc/install.texi (mips-sgi-irix6): pthread support works now.
8516 2007-07-16 Paul Brook <paul@codesourcery.com>
8519 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
8520 (cirrus_thumb2_movsi_insn): Ditto.
8522 2007-07-15 Geoffrey Keating <geoffk@apple.com>
8524 * config/rs6000/darwin-fallback.c (interpret_libc): Change
8527 2007-07-15 Andrew Haley <aph@redhat.com>
8529 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
8530 before looking in the context.
8532 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8536 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
8537 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
8538 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
8539 (pa_output_function_prologue): Use rp_saved and
8540 current_function_is_leaf to generate .CALLINFO statement.
8541 (hppa_expand_prologue): Set rp_saved.
8542 (hppa_expand_epilogue): Use rp_saved.
8543 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
8544 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
8546 2007-07-14 Dirk Mueller <dmueller@suse.de>
8548 * omega.c (coalesce): Fix memory leak on early exit.
8549 * matrix-reorg.c (check_allocation_function): Likewise.
8550 * tree-vect-transform.c (vect_get_new_vect_var): free result
8552 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8553 pass pointer to edge vector
8554 (partition_hot_cold_basic_blocks): Fix memory leak.
8555 * collect2.c (prefix_from_string): Free temporary storage.
8556 * reload1.c (fixup_abnormal_edges): Free sbitmap.
8558 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
8560 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
8561 (DO_GLOBAL_DTORS_BODY): Likewise.
8563 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
8564 Nigel Stephens <nigel@mips.com>
8566 * config/mips/mips.c (mips_classify_symbol): Don't return
8567 SYMBOL_SMALL_DATA for constant pool addresses if
8568 TARGET_EMBEDDED_DATA is true.
8570 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
8572 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
8573 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
8574 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
8575 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
8576 __builtin_ia32_storehps, __builtin_ia32_storelps,
8577 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
8578 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
8579 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
8580 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
8581 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
8582 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
8583 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
8584 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
8585 using def_builtin_const.
8587 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
8589 PR tree-optimization/32705
8590 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
8591 (simplify_binary_expression): Use SSA_VAL consistently.
8593 2007-07-13 David Edelsohn <edelsohn@gnu.org>
8595 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
8596 (SPEFSCR_REGNO): Delete definition.
8597 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
8598 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8599 * config/rs6000/rs6000.h: Do not define *_REGNO.
8600 LINK_REGISTER_REGNUM -> LR_REGNO.
8601 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8602 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
8603 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8604 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
8605 R_VRSAVE, R_VSCR. Use them.
8606 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
8607 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
8608 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
8609 * config/rs6000/aix.h: Define R_LR. Use it.
8611 2007-07-13 Caroline Tice <ctice@apple.com>
8613 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
8614 flag_var_tracking is explicitly turned off (i.e. when variable
8615 tracking is not feasible); otherwise, turn flag_var_tracking on when
8616 flag_var_tracking_uninit is on.
8617 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
8618 note definitions, to allow recording of initialization status in the
8620 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
8621 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
8622 determine if two note locations are equal.
8623 (output_loc_list): Don't output list entries whose start & end labels
8625 (reg_loc_descriptor): Add parameter for initialization status; pass it
8626 to other loc descriptor functions.
8627 (one_reg_loc_descriptor): Add parameter for initialization status;
8628 check its value and add DW_OP_GNU_uninit to returned loc descr if
8630 (multiple_reg_loc_descriptor): Add parameter for initialization
8632 pass init status argument to other loc descriptor functions; check
8633 value of intialization parameter and add DW_OP_GNU_uninit to returned
8634 loc descr if appropriate.
8635 (based_loc_descr): Add parameter for initialization status; add new
8636 variable for return value; check value of initialization parameter and
8637 add DW_OP_GNU_uninit to returned loc descr if appropriate.
8638 (concatn_mem_loc_descriptor): Add parameter for initialization status;
8639 pass init status argument to other loc descriptor functions; check
8640 value of intialization parameter and add DW_OP_GNU_uninit to returned
8641 loc descr if appropriate.
8642 (mem_loc_descriptor): Likewise.
8643 (concat_loc_descriptor): Likewise.
8644 (concatn_loc_descriptor): Likewise.
8645 (loc_descriptor): Add parameter for initialization status; pass it as
8646 argument to other loc descriptor function calls.
8647 (loc_descriptor_from_tree_1): Add appropriate initialization status
8648 to loc descriptor function calls.
8649 (add_location_or_const_value_attribute): Get initialization status
8650 from VAR_LOCATION note; add initialization status to loc descriptor
8652 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
8653 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
8654 status is uninitialized, add "[uninint]" to output.
8655 * common.opt (fvar-tracking-uninit): New option, similar to
8656 fvar-tracking, to turn on tracking of uninitialized variables; creates
8657 a new global flag, flag_var_tracking_uninit.
8658 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
8659 (enum var_init_status): New type, for var initialization status field.
8660 * var-tracking.c (struct location_chain_def): Two new fields, init,
8661 for initialization status, and set_src for the assignment value expr.
8662 (unshare_variable): New parameter for initialization status;
8663 initialize new init and set_src fields.
8664 (var_reg_set): New parameters for initialization status and value;
8665 pass them to set_variable_part.
8666 (var_mem_set): Likewise.
8667 (get_init_value): New function.
8668 (var_reg_delete_and_set): New initialization status & value
8669 parameters; add call to get_init_value if status is unknown; pass new
8670 parameters to clobber_variable_part and var_reg_set.
8671 (var_mem_delete_and_set): Likewise.
8672 (var_reg_delete): Pass null set_src value to clobber_variable_part.
8673 (var_mem_delete): Likewise.
8674 (variable_union): Pass status to unshare_variable; initialize new init
8675 and set_src fields. If flag_var_tracking_uninit is not set, force
8676 status to initialized.
8677 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
8678 used later to get the set_src value.
8679 (find_src_status): New function.
8680 (find_src_set_src): New function.
8681 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
8682 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
8683 MO_SET, get set_src value and pass it to var_reg_delete_and_set
8684 and var_mem_delete_and_set.
8685 (dump_variable): Print out "[uninit]" if appropriate.
8686 (set_variable_part): Add new initialization and set_src parameters;
8687 pass status to unshare_variable; set node->init and node- >set_src
8688 fields and modify slot in hash table appropriately; save the init and
8689 set_src values if appropriate and assign to the new node.
8690 (clobber_variable_part): New set_src parameter; if two nodes have
8691 same variable and same location but different set_src (assignment)
8692 values, clobber old node.
8693 (delete_variable_part): Pass init status to unshare_variable.
8694 (emit_note_insn_var_location): Add initialized var; assign var's init
8695 status to new 'initialized'; pass new init status field to calls to
8696 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
8697 status to initialized.
8698 (emit_notes_in_bb): Pass initialization status to calls to
8699 var_reg_set, var_mem_set, var_reg_delete_and_set and
8700 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
8701 var_reg_delete_and_set and var_mem_delete_and_set; call
8702 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
8703 make up for change in add_stores.
8704 (vt_add_function_parameters): Add status to calls to
8706 * config/darwin.c (darwin_override_options): Turn on uninitialized
8707 tracking automatically, if var_tracking is on and the system is
8710 2007-07-13 Sa Liu <saliu@de.ibm.com>
8712 * config.gcc: Add options for arch and tune on SPU.
8713 * config/spu/predicates.md: Add constant operands 0 and 1.
8714 * config/spu/spu-builtins.def: Add builtins for double precision
8715 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
8716 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
8718 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
8720 * config/spu/spu-protos.h: Add new function prototypes.
8721 * config/spu/spu.c (spu_override_options): Check options -march and
8723 (spu_comp_icode): Add comparison code for DFmode and vector mode.
8724 (spu_emit_branch_or_set): Use the new code for DFmode and vector
8726 (spu_const_from_int): New. Create a vector constant from 4 ints.
8727 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
8728 (spu_emit_vector_compare): New. Emit vector compare.
8729 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
8730 * config/spu/spu.h: Add options -march and -mtune. Define processor
8731 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
8732 CANONICALIZE_COMPARISON.
8733 * config/spu/spu.md: Add new insns for double precision compare
8734 and double precision vector compare. Add vcond and smax/smin patterns
8735 to enable DFmode vector conditional expression.
8736 * config/spu/spu.opt: Add options -march and -mtune.
8737 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
8738 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
8739 both CELL and CELLEDP targets: spu_testsv.
8740 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
8743 2007-07-13 Richard Guenther <rguenther@suse.de>
8745 PR tree-optimization/32721
8746 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
8747 TREE_THIS_VOLATILE on the folded reference.
8748 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
8749 if the array reference has TREE_THIS_VOLATILE set.
8751 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
8754 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
8756 2007-07-13 Andreas Schwab <schwab@suse.de>
8758 * gengtype-lex.l: Allow declarations to be indented.
8760 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8762 * ginclude/tgmath.h: New.
8763 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
8764 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
8765 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
8766 * configure: Regenerate.
8768 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8770 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
8771 correct index when setting register save state for xd
8774 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8776 * config/sh/sh.c (mark_use): Remove.
8778 2007-07-12 Paul Brook <paul@codesourcery.com>
8780 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
8781 reg does not overlap return value.
8783 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
8785 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
8786 (set_expression_vuses): Ditto.
8787 (init_pre): Initialize expression_vuses.
8789 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8791 * config/i386/sse.md (storentdf, storentsf): New.
8793 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8795 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
8797 * tree.c (build_decl_stat): Move code from here...
8798 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
8799 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
8800 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
8801 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
8802 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
8805 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8806 Devang Patel <dpatel@apple.com>
8808 PR tree-optimization/25413
8809 * targhooks.c (default_builtin_vector_alignment_reachable): New.
8810 * targhooks.h (default_builtin_vector_alignment_reachable): New.
8811 * tree.h (contains_packed_reference): New.
8812 * expr.c (contains_packed_reference): New.
8813 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
8814 (vect_enhance_data_refs_alignment): Call
8815 vector_alignment_reachable_p.
8816 * target.h (vector_alignment_reachable): New builtin.
8817 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
8818 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
8819 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
8821 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8823 * target.h (builtin_vectorization_cost): Add new target builtin.
8824 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
8825 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
8826 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
8827 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
8828 uninitialized variables.
8829 * tree-vect-transform.c (cost_for_stmt): New function.
8830 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
8831 using cost 1 for all scalar stmts. Be less conservative when
8832 estimating the number of prologue/epulogue iterations. Call
8833 targetm.vectorize.builtin_vectorization_cost. Return
8834 min_profitable_iters-1.
8835 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
8836 initialization cost instead of TARG_VEC_STMT_COST. Use
8837 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
8838 epilogue code. Fix epilogue cost computation.
8839 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
8840 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
8841 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
8842 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
8843 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
8844 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
8846 2007-07-12 Richard Guenther <rguenther@suse.de>
8848 * gimplify.c (gimplify_conversion): Make sure that the result
8849 from maybe_fold_offset_to_reference is trivially convertible
8850 to the desired type before doing the simplification.
8851 (gimplify_expr): Likewise.
8852 * fold-const.c (fold_binary): Use the correct types for
8853 building the simplified expression.
8855 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8857 PR rtl-optimization/32729
8858 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
8859 that fallthru to exit.
8861 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
8863 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
8864 (symDTPOFF2reg): Likewise.
8866 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
8868 PR tree-optimization/32663
8870 * tree.h (VALUE_HANDLE_VUSES): Remove.
8871 (struct tree_value_handle): Remove vuses.
8873 * tree-vn.c (create_value_handle_for_expr): Don't set
8876 * tree-ssa-pre.c (expression_vuses): New.
8877 (alloc_expression_id): Set up expression_vuses.
8878 (get_expression_vuses): New.
8879 (set_expression_vuses): Ditto.
8880 (clear_expression_ids): Modify for expression_vuses.
8881 (phi_translate_1): Ditto.
8882 (phi_translate_set): Ditto.
8883 (value_dies_in_block_x): Ditto
8884 (valid_in_sets): Ditto.
8885 (add_to_sets): Ditto.
8886 (find_existing_value_expr): Ditto.
8887 (create_value_handle_for_expr): Ditto.
8888 (make_values_for_stmt): Ditto.
8889 (vuse_equiv): Remove.
8891 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
8893 * Makefile.in (mostlyclean): Remove object files.
8895 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8897 * toplev.c (no_new_pseudos): Deleted.
8898 * rtl.h (no_new_pseudos): Deleted.
8899 * tree-pass.h (pass_no_new_pseudos): Deleted.
8900 * passes.c (pass_no_new_pseudos): Deleted.
8901 * final.c (rest_of_clean_state): Removed no_new_pseudos.
8902 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
8903 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
8905 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
8906 * rtlhooks.c (gen_lowpart_general): Ditto.
8907 * optabs.c (prepare_operand): Ditto.
8908 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
8910 * modulo-sched.c (rest_of_handle_sms): Ditto.
8911 * see.c (rest_of_handle_see): Ditto.
8912 * ifcvt.c (if_convert): Ditto.
8913 (gate_handle_if_after_combine): Replaced no_new_pseudos with
8915 * init-regs.c (gate_initialize_regs): Deleted set of
8917 * lower-subreg.c (decompose_multiword_subregs): Ditto.
8918 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
8919 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
8921 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
8924 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
8925 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
8926 (*vec_extractv2di_1_rex64): New insn pattern.
8928 2007-07-11 David Daney <ddaney@avtrex.com>
8930 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
8931 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
8932 for SIGNAL_UNWIND_RETURN_COLUMN.
8933 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
8934 (DWARF_FRAME_REGNUM): Rewrite.
8935 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
8937 2007-07-11 Nick Clifton <nickc@redhat.com>
8939 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
8940 delta and use gen_int_mode in place of GET_INT instead.
8942 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
8944 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
8947 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
8949 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
8950 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
8952 * params.h (VERIFY_CANONICAL_TYPES): Remove.
8953 (USE_CANONICAL_TYPES): New.
8954 * doc/invoke.texi (verify-canonical-types): Remove.
8955 (use-canonical-types): Add.
8957 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
8959 * config/spu/spu.c (spu_optimization_options): Remove setting of
8960 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
8961 (spu_override_options): Move it here.
8963 2007-07-11 Richard Sandiford <richard@codesourcery.com>
8965 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
8966 * config/mips/mips.c (mips_cpu_info_table): Mention
8967 MIPS_ISA_LEVEL_SPEC in the comment.
8969 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
8971 PR tree-optimization/32713
8972 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
8974 2007-07-11 Paolo Carlini <pcarlini@suse.de>
8977 * c-opts.c (c_common_post_options): Do not change flag_complex_method
8978 conditional to flag_isoc99.
8979 (c_common_init_options): Do it here, unconditionally.
8981 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
8983 PR tree-optimization/32589
8984 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
8985 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
8986 * tree-ssa-propagate.c (valid_gimple_expression_p): New
8987 predicate, extracted from...
8988 (set_rhs): ...here. Call it for the expression on entry.
8989 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
8990 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
8991 (simplify_binary_expression): Use valid_gimple_expression_p
8992 to validate the simplification.
8993 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
8995 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
8997 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
8998 DWARF2_DEBUG on 32 bit target too.
8999 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9001 2007-07-11 Nick Clifton <nickc@redhat.com>
9003 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9004 version for 64-bit hosts.
9006 2007-07-10 David Daney <ddaney@avtrex.com>
9008 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9010 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9012 * config/mips/mips.c (mips_expand_synci_loop): New function.
9013 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9014 (UNSPEC_RDHWR): Same.
9015 (UNSPEC_SYNCI): Same.
9016 (UNSPEC_SYNC): Same.
9017 (clear_cache): New expand.
9021 (clear_hazard): Same.
9022 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9024 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9025 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9027 2007-07-10 Ian Lance Taylor <iant@google.com>
9029 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9032 2007-07-10 David Daney <ddaney@avtrex.com>
9034 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9035 * builtins.c (expand_builtin___clear_cache): New function.
9036 (expand_builtin): Call expand_builtin___clear_cache for
9037 BUILT_IN_CLEAR_CACHE case.
9038 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9039 * doc/md.texi (clear_cache): Document new instruction pattern.
9040 * testsuite/gcc.dg/builtins-64.c: New test.
9042 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9044 * config/cris/cris.md ("movsi"): Fix typo in last change.
9046 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9049 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9051 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9052 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9053 for FUNCTION_DECLs. Don't use align_functions_log if
9055 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9056 even for FUNCTION_DECLs.
9057 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9059 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9060 (DECL_FUNCTION_CODE): Update for new location and name of
9062 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9063 (struct tree_decl_common): Move 'align' and 'off_align' out
9064 of union, ensure they're still on a 32-bit boundary. Remove
9065 other fields in union 'u1'.
9066 (struct tree_function_decl): Add field 'function_code' replacing
9067 'u1.f' in tree_decl_common.
9068 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9069 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9070 (Variable Attributes): Cross-reference 'aligned' attribute
9071 to Function Attributes.
9072 * flags.h (force_align_functions_log): Delete.
9073 * toplev.c (force_align_functions_log): Delete.
9075 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9078 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9079 (*vec_concatv2di_rex): New insn pattern.
9081 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9084 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9086 2007-07-10 Ian Lance Taylor <iant@google.com>
9088 Replace no_new_pseudos in backends.
9089 * rtl.h (can_create_pseudo_p): Define.
9090 * config/darwin.c (machopic_indirect_data_reference): Use
9091 can_create_pseudo_p () instead of no_new_pseudos.
9092 (machopic_indirect_data_reference): Likewise.
9093 (machopic_legitimize_pic_address): Likewise.
9094 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9095 (alpha_emit_set_const_1): Likewise.
9096 (alpha_emit_set_const): Likewise.
9097 (alpha_emit_conditional_move): Likewise.
9098 (alpha_split_conditional_move): Likewise.
9099 * config/alpha/alpha.md (various splitters): Likewise.
9101 * config/arm/arm.c (legitimize_pic_address): Likewise.
9102 (arm_load_pic_register): Likewise.
9103 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9104 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9105 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9106 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9107 * config/cris/cris.md (movsi): Likewise.
9108 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9109 (symGOTOFF2reg_hilo): Likewise.
9110 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9111 * config/h8300/h8300.md (insv, extzv): Likewise.
9112 * config/i386/i386.c (ix86_expand_move): Likewise.
9113 (ix86_expand_vector_move): Likewise.
9114 (ix86_prepare_fp_compare_args): Likewise.
9115 (ix86_expand_carry_flag_compare): Likewise.
9116 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9117 (tls_dynamic_gnu2_combine_32): Likewise.
9118 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9119 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9120 (ia64_expand_movxf_movrf): Likewise.
9121 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9122 (m32c_split_move): Likewise.
9123 (m32c_expand_insv): Likewise.
9124 * config/m68k/m68k.md (movsi): Likewise.
9125 * config/mips/mips.c (mips_force_temporary): Likewise.
9126 (mips_split_symbol): Likewise.
9127 (mips_move_integer): Likewise.
9128 (mips_legitimize_const_move): Likewise.
9129 * config/mn10300/mn10300.md (movsi): Likewise.
9130 * config/pa/pa.c (emit_move_sequence): Likewise.
9131 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9132 (rs6000_got_register): Likewise.
9133 (create_TOC_reference): Likewise.
9134 (rs6000_machopic_legitimize_pic_address): Likewise.
9135 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9136 (various splitters): Likewise.
9137 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9138 (movsi_got): Likewise.
9139 * config/s390/s390.c (emit_symbolic_move): Likewise.
9140 * config/s390/s390.md (movhi, movqi): Likewise.
9141 (load_multiple, store_multiple): Likewise.
9142 * config/score/score.c (score_force_temporary): Likewise.
9143 * config/sh/sh.c (prepare_move_operands): Likewise.
9144 (prepare_cbranch_operands): Likewise.
9145 (emit_fpu_switch): Likewise.
9146 (fpscr_set_from_mem): Likewise.
9147 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9148 (adddi3, subsi3): Likewise.
9149 (various splitters): Likewise.
9150 (divsi_inv_fp_combine): Likewise.
9151 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9152 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9154 * config/sh/predicates.md (xor_operand): Likewise.
9155 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9156 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9157 (movdi_pic_label_ref): Likewise.
9158 * config/spu/spu.c (spu_split_immediate): Likewise.
9159 * config/alpha/alpha.md (various splitters): Remove test
9160 !no_new_pseudos || reload_completed.
9161 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9163 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9164 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9165 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9166 * config/score/score.c (th_output_mi_thunk): Likewise.
9167 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9168 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9170 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9172 PR rtl-optimization/32664
9173 * mode-switching.c (create_pre_exit): Skip barrier insns.
9175 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9177 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9178 force_gimple_operand_bsi.
9179 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9180 rewrite_use_compare): Ditto.
9181 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9183 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9184 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9185 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9186 * tree-profile.c (prepare_instrumented_value,
9187 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9188 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9189 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9190 tree_gen_ior_profiler): Ditto.
9191 * tree-ssa-reassoc.c (negate_value): Ditto.
9192 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9193 Use force_gimple_operand_bsi.
9194 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9195 * tree-if-conv.c (add_to_dst_predicate_list,
9196 find_phi_replacement_condition): Ditto.
9197 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9198 Call mark_symbols_for_renaming for new statements.
9199 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9201 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9203 * cfghooks.c (remove_edge): New function.
9204 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9206 * cfghooks.h (remove_edge): Declare.
9207 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9208 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9210 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9212 * optabs.h: Added declaration for signbit_optab.
9213 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9214 * genoptinit.c (optabs): Added entry for signbit insns.
9215 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9217 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9218 * config/s390/s390.md (signbit<mode>2): New expander.
9220 2007-07-09 Richard Guenther <rguenther@suse.de>
9223 * fold-const.c (fold_plusminus_mult_expr): Move constant
9224 arguments second to allow decomposing.
9226 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9229 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9231 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9232 Disregard DECL_FROM_INLINE.
9234 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9237 * doc/invoke.texi: Add ftree-reassoc flag.
9238 * common.opt (ftree-reassoc): New flag.
9239 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9240 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9242 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9244 PR tree-optimization/32681
9245 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9246 saved in second_edge->aux when first_bb is a loop header.
9248 2007-07-09 Jan HUbicka <jh@suse.cz>
9250 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9252 2007-07-09 Richard Guenther <rguenther@suse.de>
9254 * c-decl.c (start_function): Do not promote return type.
9256 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9258 * function.c (do_warn_unused_parameter): Do not warn if
9259 TREE_NO_WARNING is set.
9261 2007-07-08 Andreas Schwab <schwab@suse.de>
9263 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9265 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9268 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9270 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9271 apply to assembly language, too.
9272 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9274 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9276 Revert (note the sccvn portions are *not* reverted)
9277 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9279 Fix PR tree-optimization/23488
9281 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9283 * tree-flow-inline.h (get_value_handle): Ditto.
9284 * tree-ssa-pre.c (decl_vh_map): New.
9285 (decl_node_pool): New.
9286 (can_value_number_operation): Support DECL_P.
9287 (can_PRE_operation): Ditto.
9288 (create_expression_by_pieces): Ditto.
9289 (find_existing_value_expr): Modify to differnetiate between
9290 addressing and top level.
9291 (create_value_handle_for_expr): Handle DECL's.
9292 (poolify_tree): Ditto.
9293 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9294 (make_values_for_stmt): Handle DECL's properly.
9295 (init_pre): Reorg to not init useless things during FRE.
9297 * tree-flow.h: Include pointer-set.h.
9298 (decl_vh_map): Declare.
9299 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9301 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9303 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9304 the constraint description.
9305 * doc/md.texi: Update documentation of AVR constraints.
9307 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9309 * auto-inc-dec.c, config/arm/arm.c,
9310 config/m32r/constraints.md, config/mips/mips.md,
9311 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9312 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9313 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9314 typos. Follow spelling conventions.
9315 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9317 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9318 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9320 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9321 realloc_vuse): Remove.
9322 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9325 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9327 Fix PR tree-optimization/23488
9329 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9330 (try_to_simplify): Ditto.
9332 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9334 * tree-flow-inline.h (get_value_handle): Ditto.
9335 * tree-ssa-pre.c (decl_vh_map): New.
9336 (decl_node_pool): New.
9337 (can_value_number_operation): Support DECL_P.
9338 (can_PRE_operation): Ditto.
9339 (create_expression_by_pieces): Ditto.
9340 (find_existing_value_expr): Modify to differnetiate between
9341 addressing and top level.
9342 (create_value_handle_for_expr): Handle DECL's.
9343 (poolify_tree): Ditto.
9344 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9345 (make_values_for_stmt): Handle DECL's properly.
9346 (init_pre): Reorg to not init useless things during FRE.
9348 * tree-flow.h: Include pointer-set.h.
9349 (decl_vh_map): Declare.
9350 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9352 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9354 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9355 apply to assembly language, too.
9356 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9358 2007-07-06 Ian Lance Taylor <iant@google.com>
9359 Zack Weinberg <zackw@panix.com>
9362 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9364 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9366 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9367 (prefetch): Likewise if "pref" would be used.
9369 2007-07-06 Josh Conner <jconner@apple.com>
9373 * calls.c (store_one_arg): Handle arguments which are partially
9374 on the stack when detecting argument overlap.
9376 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
9378 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
9379 chosen during find_reloads.
9381 2007-07-06 Richard Guenther <rguenther@suse.de>
9383 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
9384 TYPE_ARG_TYPES for verification of argument types. Use
9385 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
9386 parameters as variable arguments.
9388 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
9390 * libgcc2.h (word_type): Type definition removed.
9391 (cmp_return_type, shift_count_type): Type definitions added.
9392 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9393 replaced with shift_count_type.
9394 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9396 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
9397 changed from word_type to Wtype.
9398 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9399 replaced with shift_count_type.
9400 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9402 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
9403 and libgcc_shift_count attribute added.
9404 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
9405 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
9406 (TARGET_INITIALIZER): New target hooks added.
9407 * targhooks.c (default_libgcc_cmp_return_mode,
9408 default_libgcc_shift_count_mode): Default implementations for the new
9410 * targhooks.h (default_libgcc_cmp_return_mode,
9411 default_libgcc_shift_count_mode): Function prototypes added.
9412 * target.h (struct gcc_target): Fields for the new target hooks added.
9413 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
9415 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
9418 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
9419 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
9421 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
9422 s390_libgcc_shift_count_mode): Functions added.
9423 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
9424 Target hooks defined.
9426 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9428 * config/mips/mips.c (compute_frame_size): Restore the original
9429 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
9430 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
9431 Document why the difference is needed.
9433 2007-07-06 Richard Guenther <rguenther@suse.de>
9435 * c-common.c (boolean_increment): Use correctly typed
9438 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9440 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
9441 the topmost argument register is not also included in the save mask.
9442 (mips16e_collect_argument_save_p): Take a pointer to the argument
9443 register, rather than a pointer to the number of arguments.
9444 (mips16e_collect_argument_saves): Only include argument saves
9445 that aren't in the register mask.
9447 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
9449 PR rtl-optimization/32450
9450 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
9451 to ensure that instructions are not moved into the prologue when
9452 profiling is on. Remove unused prologue_end variable.
9453 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
9454 as a scheduling barrier.
9456 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9459 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9460 Disregard DECL_FROM_INLINE.
9462 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
9464 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
9465 IORing with a constant.
9467 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
9469 PR rtl-optimization/32475
9470 * df-scan.c (df_def_record_1): Add a use of the stack pointer
9471 for every definition of the stack pointer.
9473 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
9475 * arm.c (vfp3_const_double_index): Copy signed results of
9476 REAL_VALUE_TO_INT into unsigned vars.
9478 2007-07-05 Richard Guenther <rguenther@suse.de>
9481 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
9483 * tree-ssa.c (useless_type_conversion_p): Check canonical
9486 2007-07-05 Anatoly Sokolov <aesok@post.ru>
9488 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
9489 zero_extendhisi2): Change to define_insn_and_split.
9490 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
9492 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
9494 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
9495 pass_match_asm_constraints): New.
9496 * passes.c (init_optimization_passes): Add new pass.
9497 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
9498 * function.h (struct function): Add has_asm_statement bit.
9499 (current_function_has_asm_statement): New.
9500 * tree-pass.h (pass_match_asm_constraints): New.
9502 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
9504 * config/mips/mips.c (mips_file_start): Avoid declaration
9507 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9509 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
9511 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
9513 * rtl.def (NOTE): Change print format string to print
9514 operand 5 as a note insn name.
9516 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9517 David Ung <davidu@mips.com>
9519 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
9520 * doc/invoke.texi: (MIPS Options): Document them.
9522 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9523 David Ung <davidu@mips.com>
9525 Add support for SmartMIPS ASE.
9527 * optabs.c (expand_binop_directly): New, broken out from...
9528 (expand_binop): Here. Make it try rotating in the other
9529 direction even when the second operand isn't constant.
9530 * config/mips/mips.md (*lwxs): New.
9531 * config/mips/mips.opt (msmartmips): New.
9532 * config/mips/mips.c (mips_lwxs_address_p): New.
9533 (mips_rtx_costs): Make it recognize scaled indexed addressing.
9534 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
9535 __mips_smartmips when compiling for TARGET_SMARTMIPS.
9536 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
9537 (ISA_HAS_LWXS): New.
9538 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
9539 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
9540 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
9541 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
9542 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
9543 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
9544 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
9546 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
9548 * tree-vectorizer.c (new_loop_vec_info): Initialize
9549 LOOP_VINFO_COST_MODEL_MIN_ITERS.
9550 * tree-vectorizer.h (_loop_vec_info): Added new filed
9551 min_profitable_iters.
9552 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
9553 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
9554 * tree-vect-analyze.c (vect_analyze_operations): Set
9555 LOOP_VINFO_COST_MODEL_MIN_ITERS.
9556 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
9557 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
9558 Fix calculation of peel_iters_prologue. Move consideration of epilogue
9559 and prologue cost to after they are computed.
9560 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
9562 (vect_model_simple_cost): Takes additional argument dt. Consider cost
9563 of creating vectors from scalars according to dt.
9564 (vect_model_store_cost): Likewise.
9565 (vectorizable_call): Use dt array instead of scalar dt. Call
9566 vect_model_simple_cost with additional argument dt.
9567 (vectorizable_assignment): Likewise.
9568 (vectorizable_operation): Likewise.
9569 (vectorizable_type_demotion): Likewise.
9570 (vectorizable_type_promotion): Likewise.
9571 (vectorizable_store): Use dt array instead of scalar dt. Call
9572 vect_model_store_cost with additional argument dt.
9573 (vect_do_peeling_for_loop_bound): Don't call
9574 vect_estimate_min_profitable_iters. Instead, lookup
9575 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
9576 "may not be profitable".
9578 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
9581 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
9582 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
9583 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
9584 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
9586 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
9588 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
9589 addressing modes cheaper.
9591 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
9593 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
9594 (dw_ranges_struct): Rename block_num to num. Adjust.
9595 (dw_ranges_by_label_struct): New.
9596 (ranges_by_label, ranges_by_label_allocated,
9597 ranges_by_label_in_use): New variables.
9598 (add_ranges_num): Factored most of the code out of...
9599 (add_ranges): ... this one. Rewrite in terms of the former.
9600 (add_ranges_by_labels): New.
9601 (output_ranges): Output by-label ranges.
9602 (dwarf2out_finish): Output range for multiple-section
9603 compile_unit. Output standard DW_AT_low_pc in addition to
9604 unexpected DW_AT_entry_pc.
9606 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
9608 PR tree-optimization/32604
9609 PR tree-optimization/32606
9611 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
9612 (compute_antic_safe): Removed.
9613 (ANTIC_SAFE_LOADS): Ditto.
9614 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
9615 (execute_pre): Don't call compute_antic_safe.
9616 (vuse_equiv): New function.
9617 (make_values_for_stmt): Use it
9618 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
9621 2007-07-04 Anatoly Sokolov <aesok@post.ru>
9624 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
9626 (avr_attribute_table): Make "naked" attribute apply to function types
9627 rather than to decls.
9628 (avr_handle_fntype_attribute): New function.
9630 2007-07-04 Joseph Myers <joseph@codesourcery.com>
9632 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
9635 2007-07-04 David Ung <davidu@mips.com>
9636 Joseph Myers <joseph@codesourcery.com>
9638 * config/mips/mips.md (type): Add logical, signext and move.
9639 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
9640 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
9641 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
9642 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
9643 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
9644 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
9645 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
9646 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
9647 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
9648 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
9649 movv2sf_hardfloat_64bit): Use the new types.
9650 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
9651 *movdf_softfloat, *movdf_mips16): Use "multi".
9652 (extendqihi2): Replace with a define_expand.
9653 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
9654 Based on extend<SHORT:mode><GPR:mode>2 patterns.
9655 * config/mips/74k.md (r74k_int_logical): New reservation and
9657 (r74k_int_arith): Remove "slt".
9658 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
9659 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
9660 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
9661 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
9662 reservations for "arith".
9664 2007-07-04 Richard Guenther <rguenther@suse.de>
9666 * tree-ssa.c (useless_type_conversion_p): Add handling for
9667 scalar float and vector types. Only call the types_compatible_p
9668 langhook for aggregate types as last resort. Follow the
9671 2007-07-04 Richard Guenther <rguenther@suse.de>
9673 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
9674 the same as NOP_EXPR.
9676 2007-07-04 Nick Clifton <nickc@redhat.com>
9678 * target.h (struct gcc_target): Add target_help field.
9679 * target-def.h (TARGET_HELP): New.
9680 (TARGET_INITIALIZER): Use TARGET_HELP.
9681 * opts.c (command_handle_option): Invoke target_help function, if
9682 defined, when the user has specified --target-help on the command
9684 * doc/invoke.texi: Mention that --target-help might print
9685 additional information.
9686 * doc/tm.texi: Document TARGET_HELP hook.
9688 * arm.c (TARGET_HELP): Override default definition.
9689 (arm_target_help): New - display a wrapped list of cores and
9690 architectures supported.
9692 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
9694 * config/v850/v850.c (expand_prologue): Make sure
9695 GEN_INT() argument is sign extended rather than zero extended.
9696 (expand_epilogue): Likewise.
9697 (output_move_double): Delete.
9698 * config/v850/v850-protos.h (output_move_double): Delete.
9699 * config/v850/v850.md (movdi): Delete.
9700 (*movdi_internal): Delete.
9702 (*movdf_internal): Delete.
9704 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9706 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
9707 unless compiling RTP PIC.
9709 2007-07-04 Richard Guenther <rguenther@suse.de>
9711 PR tree-optimization/32482
9712 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
9713 original ssa name if we didn't find a shift expression.
9714 Fix shift constant for bit zero test.
9716 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9718 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
9720 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9722 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
9723 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
9724 * config/arm/vxworks.h (ASM_SPEC): Delete.
9725 (SUBTARGET_EXTRA_ASM_SPEC): Define.
9727 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9729 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
9730 (DDR_REVERSED_P): New.
9731 * tree-data-ref.c (initialize_data_dependence_relation,
9732 build_classic_dist_vector): Set DDR_REVERSED_P.
9734 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9737 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
9738 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9739 init_omega_for_ddr_1): Use non conservative number of iterations
9741 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
9742 (analyze_siv_subscript): Remove FIXME and reinitialization of
9743 last_conflicts to chrec_dont_know.
9744 * testsuite/gfortran.dg/vect/pr32457.f90: New.
9746 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9748 * tree.c (maybe_canonicalize_argtypes): Improve description.
9750 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9752 * tree.c (maybe_canonicalize_argtypes): New.
9753 (build_function_type): Set canonical type.
9754 (build_method_type_directly): Ditto.
9755 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
9758 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9760 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
9762 (rewrite_use_nonlinear_expr): Likewise.
9764 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
9766 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
9768 2007-07-04 Ben Elliston <bje@au.ibm.com>
9770 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
9773 * c-objc-common.c (c_types_compatible_p): Fix indentation.
9775 * doc/tm.texi (Run-time Target): Capitalise "CPU".
9776 (Exception Handling): Likewise.
9778 2007-07-03 Jan Hubicka <jh@suse.cz>
9780 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
9782 2007-07-03 Eric Christopher <echristo@apple.com>
9784 * doc/cppopts.texi: Add conflicting option note to -dM.
9785 * doc/invoke.texi: Add note about possible conflicts with
9786 -E for -dCHARS and note that -dM will not produce
9787 any results if there is no machine dependent reorg.
9789 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9791 * tree.h (DECL_ALIGN): Back out previous change.
9793 2007-07-03 Joseph Myers <joseph@codesourcery.com>
9795 * configure.ac: Test for .dtprelword support on MIPS.
9796 * configure, config.in: Regenerate.
9797 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
9798 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9800 2007-07-03 Julian Brown <julian@codesourcery.com>
9802 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
9803 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
9804 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
9805 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
9807 (all_fpus): Add FPUTYPE_VFP3.
9808 (fp_model_for_fpu): Add VFPv3 field.
9809 (arm_rtx_costs_1): Give cost to VFPv3 constants.
9810 (vfp3_const_double_index): New function. Return integer index of
9811 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
9813 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
9814 and argument represents a valid RTX for a VFPv3 constant.
9815 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
9817 (vfp_emit_fstmd): Similar, for fstmd.
9818 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
9819 constants, represented as integer indices.
9820 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
9821 VFP_REGNO_OK_FOR_DOUBLE macros.
9822 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
9823 (arm_file_start): Set float-abi attribute for VFPv3, and output
9824 correct ".fpu" assembler directive.
9825 (arm_dbx_register_numbering): Add FIXME.
9826 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
9827 (fputype): Add FPUTYPE_VFP3.
9828 (FIXED_REGISTERS): Add 32 registers for D16-D31.
9829 (CALL_USED_REGISTERS): Likewise.
9830 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
9831 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
9832 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
9833 (D7_VFP_REGNUM): New.
9834 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
9835 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
9836 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
9837 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
9838 (REG_ALLOC_ORDER): Adjust for VFPv3.
9839 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
9840 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
9841 VFP_LO_REGS, VFP_HI_REGS.
9842 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
9843 (IS_VFP_CLASS): Define macro.
9844 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
9846 (REGISTER_MOVE_COST): Likewise.
9847 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
9848 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
9849 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
9850 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
9851 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
9852 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
9853 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
9854 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
9855 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
9856 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
9857 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
9858 where appropriate for single-word registers.
9859 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
9860 As above. Fix type attributes.
9861 * config/arm/constraints.md (register_contraint "t"): Define.
9862 (register_constraint "w"): Change to D0-D15, or D0-D31 for
9864 (register_constraint "x"): Define.
9865 (constraint "Dv"): Define.
9867 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9869 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
9871 2007-07-03 Tom Tromey <tromey@redhat.com>
9873 * c-parser.c (objc_pq_context): Removed.
9874 (objc_need_raw_identifier): Likewise.
9875 (c_parser) <objc_pq_context>: New field.
9876 <objc_need_raw_identifier>: Likewise.
9877 (OBJC_NEED_RAW_IDENTIFIER): Removed.
9878 (c_lex_one_token): Update.
9879 (c_parser_objc_protocol_definition): Update.
9880 (c_parser_objc_method_definition): Update.
9881 (c_parser_objc_methodproto): Update.
9882 (c_parser_declspecs): Update.
9884 2007-07-03 David Ung <davidu@mips.com>
9886 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
9888 2007-07-03 David Ung <davidu@mips.com>
9889 Richard Sandiford <richard@codesourcery.com>
9891 * doc/invoke.texi: Document -march=74kf3_2.
9892 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
9893 (TUNE_74K): Check for it.
9894 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
9895 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
9896 * config/mips/mips.md (cpu): Add 74kf3_2.
9897 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
9898 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
9899 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
9900 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
9901 74kf3_2 to the CPU list.
9902 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
9903 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
9904 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
9905 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
9906 (r74kf3_2_fxfer_from_c1): New insn reservations.
9908 2007-07-03 Richard Sandiford <richard@codesourcery.com>
9909 David Ung <davidu@mips.com>
9911 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
9912 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
9913 and 74k[fx]. Document aliases for the new options.
9914 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
9915 (PROCESSOR_24KF2_1): ...this.
9916 (PROCESSOR_24KX): Rename to...
9917 (PROCESSOR_24KF1_1): ...this.
9918 (PROCESSOR_74KF): Rename to...
9919 (PROCESSOR_74KF2_1): ...this.
9920 (PROCESSOR_74KX): Rename to...
9921 (PROCESSOR_74KF1_1): ...this.
9922 (TUNE_74K): Update PROCESSOR_* names.
9923 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
9924 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
9925 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
9926 (mips_rtx_cost_data): Update processor names in comments.
9927 (mips_issue_rate): Update PROCESSOR_* names.
9928 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
9929 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
9930 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
9931 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
9932 Update cpu attribute names.
9933 (r24k_fpu_iss): Rename this reservation to...
9934 (r24kf2_1_fpu_iss): ...this and update all uses.
9935 (r24kx_fpu_iss): Rename this reservation to...
9936 (r24kf1_1_fpu_iss): ...this and update all uses.
9937 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
9938 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
9939 Update cpu attribute names.
9941 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
9943 * config/m32r/constraints.md: New file.
9944 * config/m32r/m32r.c: Include tm-constrs.h.
9945 (small_data_operand): Use satisfies_constraint_* instead of macro.
9946 (addr24_operand, gen_compare): Likewise.
9947 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
9948 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
9949 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9950 EXTRA_CONSTRAINT): Likewise.
9951 * config/m32r/m32r.md: Include constraints.md.
9952 (*movsi_insn): Use satisfies_constraint_* instead of macro.
9953 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
9954 * config/m32r/predicates.md (conditional_move_operand): Likewise.
9955 (two_insn_const_operand, int8_operand, uint16_operand,
9956 reg_or_int16_operand, reg_or_uint16_operand,
9957 reg_or_cmp_int16_operand, cmp_int16_operand,
9958 seth_add3_operand): Likewise.
9960 2007-07-03 Eric Christopher <echristo@gmail.com>
9962 * libgcc2.h: Conditionally declare __bswapsi2 and
9965 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
9967 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
9970 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9973 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
9974 (__gthrw_pragma): Provide default definition.
9976 * gthr-posix.c (__gthrw_pragma): Define.
9978 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
9980 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
9981 before declaring inequality.
9983 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
9985 * combine.c (recog_for_combine): Log the success or failure of
9986 matching new insn patterns against the machine description in
9989 2007-07-03 Revital Eres <eres@il.ibm.com>
9991 * ddg.c (print_sccs): New function.
9992 (check_sccs): New function.
9993 (create_ddg_all_sccs): Use it.
9994 * ddg.h (print_sccs): Declare.
9995 * modulo-sched.c (sms_order_nodes): Call print_sccs.
9997 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
9999 * targhooks.h (default_mode_for_suffix): New function declaration.
10000 * targhooks.c (default_mode_for_suffix): New default target hook.
10001 * target.h (struct c): New structure in the targetm struct.
10002 (mode_for_suffix): New target hook as part of struct c.
10003 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10004 default_mode_for_suffix.
10005 (TARGET_C): New define.
10006 * c-lex.c: Include "target.h".
10007 (interpret_float): Use targetm.c.mode_for_suffix to determine
10008 the mode for a given non-standard suffix.
10009 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10011 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10012 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10014 * doc/extend.texi (Floating Types): New node. Document __float80 and
10015 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10017 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10020 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10021 predicate instead of target_operand.
10022 (divsi3_i1_media, divsi3_media_2): Likewise.
10024 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10026 * tree.h (alias_sets_might_conflict_p): Rename into
10027 alias_sets_must_conflict_p.
10028 * alias.c (alias_sets_might_conflict_p): Likewise.
10029 (alias_sets_conflict_p): Use it.
10030 (objects_must_conflict_p): Likewise.
10031 * c-common.c (strict_aliasing_warning): Adjust.
10033 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10035 * rtlhooks.c (gen_lowpart_if_possible): Check for
10036 invalid subreg before calling gen_lowpart_SUBREG.
10038 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10040 * config/darwin9.h: Add copyright notice.
10041 (LINK_COMMAND_SPEC): Add comment.
10042 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10043 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10044 DARWIN_LIBSYSTEM_HAS_UNWIND.
10046 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10049 * omp-low.c (check_combined_parallel): New function.
10050 (lower_omp_parallel): Call it via walk_stmts, set
10051 OMP_PARALLEL_COMBINED if appropriate.
10052 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10053 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10054 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10055 don't consider it as combined parallel.
10057 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10059 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10060 (gcc_tooldir): Likewise.
10061 * configure: Regenerate.
10062 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10063 old configure.ac gcc_tooldir setting.
10064 (prefix_to_exec_prefix): New variable.
10065 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10066 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10068 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10070 Fix PR tree-optimization/32583
10071 Fix PR tree-optimization/32584
10072 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10073 (phi_translate_set): Use phi_translate directly now.
10074 (make_values_for_stmt): Don't value number RHS if we already know
10077 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10078 Jim Wilson <wilson@specifix.com>
10081 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10084 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10085 Richard Sandiford <richard@codesourcery.com>
10086 Nigel Stephens <nigel@mips.com>
10088 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10089 (mips16e_output_save_restore): Declare.
10090 (mips16e_save_restore_pattern_p): Likewise.
10091 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10092 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10093 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10094 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10095 (BITSET_P): New global macro, extracted from...
10096 (mips_for_each_saved_reg): ...here.
10097 (mips16e_save_restore_info): New struct.
10098 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10099 (mips16e_save_restore_regs): New variable.
10100 (mips_split_plus, mips16e_find_first_register): New functions.
10101 (mips16e_mask_registers): New function.
10102 (compute_frame_size): Expand the commentary before the function.
10103 Enforce the MIPS16e save and restore register range restrictions.
10104 Pad the general register save area at the low end.
10105 (mips16e_save_restore_reg, mips16e_build_save_restore)
10106 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10107 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10108 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10110 (mips_expand_prologue, mips_expand_epilogue): Handle
10111 GENERATE_MIPS16E_SAVE_RESTORE.
10112 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10114 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10116 PR tree-optimization/31966
10117 PR tree-optimization/32533
10118 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10119 "basic_block" description as its third argument. Update function
10120 calls to get destination bb from "edge" argument. Save "cond" into
10121 aux field of the edge. Update prototype for changed arguments.
10122 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10124 (find_phi_replacement_condition): Operate on incoming edges, not
10125 on predecessor blocks. If there is a condition saved in the
10126 incoming edge aux field, AND it with incoming bb predicate.
10127 Return source bb of the first edge.
10128 (clean_predicate_lists): Clean aux field of outgoing node edges.
10129 (tree_if_conversion): Do not initialize cond variable. Move
10130 variable declaration into the loop.
10131 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10132 initializations of new_stmt, arg0 and arg1 variables.
10134 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10136 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10137 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10139 2007-07-02 Richard Guenther <rguenther@suse.de>
10141 * tree-ssa.c (useless_type_conversion_p): Document
10142 future intent as defining the middle-end type system.
10143 Re-structure to call langhook last, group by type class,
10144 mark questionable parts.
10146 2007-07-02 Richard Guenther <rguenther@suse.de>
10148 * tree-flow.h (types_compatible_p): Declare.
10149 * tree-ssa.c (types_compatible_p): New function.
10150 * ipa-type-escape.c (discover_unique_type): Use
10151 types_compatible_p instead of lang_hooks.types_compatible_p.
10152 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10153 * tree-vn.c (expressions_equal_p): Likewise.
10154 * tree.c (fields_compatible_p): Likewise.
10155 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10156 (cprop_operand): Use useless_type_conversion_p instead of
10157 lang_hooks.types_compatible_p.
10158 * tree-inline.c (setup_one_parameter): Likewise.
10159 (declare_return_variable): Likewise.
10160 * tree-nrv.c (tree_nrv): Likewise.
10161 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10162 (maybe_fold_offset_to_component_ref): Likewise.
10163 (maybe_fold_offset_to_reference): Likewise.
10164 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10165 (merge_alias_info): Likewise.
10166 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10167 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10168 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10169 * tree-tailcall.c (find_tail_calls): Likewise.
10170 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10171 * gimplify.c (canonicalize_addr_expr): Likewise.
10172 (fold_indirect_ref_rhs): Likewise.
10173 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10174 (cpt_same_type): Likewise.
10175 (check_pointer_types_r): Swap parameters to cpt_same_type
10177 * fold-const.c (fold_convert): Revert fix for PR15988.
10178 * tree-inline.c (setup_one_parameter): Instead fix it here by
10179 using fold_build1 instead of fold_convert and checking for
10180 error_mark_node. Convert only if the conversion is necessary.
10182 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10184 * configure.ac: Check for .gnu_attribute on Power.
10185 * configure: Regenerate.
10186 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10187 attribute for floating-point ABI.
10189 2007-07-02 Ira Rosen <irar@il.ibm.com>
10191 PR tree-optimization/32230
10192 PR tree-optimization/32477
10193 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10194 address is a constant.
10196 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10198 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10199 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10200 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10201 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10202 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10203 64-bit targets. Add support for *-elfoabi*.
10204 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10205 different settings if $(tm_defines) does not select the EABI.
10206 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10207 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10208 (MIPS_ARCH_OPTION_SPEC): Likewise.
10209 (MIPS_ISA_LEVEL_SPEC): Likewise.
10210 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10211 * config/mips/elfoabi.h: New file.
10213 2007-07-02 Richard Guenther <rguenther@suse.de>
10215 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10216 (useless_type_conversion_p): ... this.
10217 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10218 (useless_type_conversion_p): ... this.
10219 * builtins.c (fold_builtin_memory_op): Rename
10220 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10221 * tree-cfg.c (verify_expr): Likewise.
10222 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10223 * tree-ssa-ccp.c (ccp_fold): Likewise.
10224 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10225 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10226 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10227 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10228 * tree-ssa-pre.c (eliminate): Likewise.
10229 * tree-ssa.c (delete_tree_ssa): Likewise.
10230 (tree_ssa_useless_type_conversion): Likewise.
10231 * tree.c (build2_stat): Likewise.
10233 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10235 Fix PR tree-optimization/32571
10236 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10239 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10241 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10242 and other expected operations explicitly, change default to
10245 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10247 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10249 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10250 (tls_load_dot_plus_eight): Move the label number into the unspec.
10251 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10253 2007-07-01 Andreas Schwab <schwab@suse.de>
10255 * dwarf2out.c (initial_return_save): Define only if used.
10257 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10259 Unreverting Richard's Revert of:
10261 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10263 * dce.c (deletable_insn_p_1): New function, split out from...
10264 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10265 specially, not those inside PARALLELs. Remove BODY argument
10266 and adjust recursive call accordingly.
10267 (prescan_insns_for_dce): Update call to delete_insn_p.
10269 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10270 Revital Eres <eres@il.ibm.com>
10272 * ddg.c (create_ddg_all_sccs): Fix missed
10273 initialization of scc_nodes.
10275 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10277 PR middle-end/32559
10278 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10279 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10281 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10283 * configure.ac: Check for .gnu_attribute on MIPS.
10284 * configure, config.in: Regenerate.
10285 * config/mips/mips.c (mips_file_start): If supported, output
10286 attribute for floating-point ABI.
10288 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10291 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10292 (ffs_cmove): New expander to expand using ctz pattern.
10293 (*ffs_cmove): Remove pattern.
10294 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10295 (ffsdi2): Expand using ctz pattern.
10296 (*ffs_rex64): Remove pattern.
10298 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10300 PR rtl-optimization/32296
10301 * pa.md (return): Delete pattern.
10302 (return_internal): Remove "(const_int 1)" from pattern.
10303 (epilogue): Use return_internal pattern for trivial returns.
10304 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10305 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10307 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10309 * tree-ssa-pre.c (is_exception_related): New function
10310 (can_value_number_operation): Use it.
10312 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10314 Fix PR tree-optimization/32540
10315 Fix PR tree-optimization/31651
10317 * tree-ssa-sccvn.c: New file.
10319 * tree-ssa-sccvn.h: Ditto.
10321 * tree-vn.c: Include tree-ssa-sccvn.h
10322 (val_expr_paid_d): Removed.
10323 (value_table): Ditto.
10324 (vn_compute): Ditto.
10325 (val_expr_pair_hash): Ditto.
10326 (val_expr_pair_expr_eq): Ditto.
10327 (copy_vuses_from_stmt): Ditto.
10328 (vn_delete): Ditto.
10330 (shared_vuses_from_stmt): Ditto.
10331 (print_creation_to_file): Moved up.
10332 (sort_vuses): Ditto.
10333 (sort_vuses_heap): Ditto.
10334 (set_value_handle): Make non-static.
10335 (make_value_handle): Ditto.
10336 (vn_add): Rewritten to use sccvn lookups.
10337 (vn_add_with_vuses): Ditto.
10338 (vn_lookup): Ditto (and second argument removed).
10339 (vn_lookup_with_vuses): Ditto.
10340 (vn_lookup_or_add): Ditto (and second argument removed);
10341 (vn_lookup_or_add_with_vuses): Ditto.
10342 (vn_lookup_with_stmt): New.
10343 (vn_lookup_or_add_with_stmt): Ditto.
10344 (create_value_handle_for_expr): Ditto.
10346 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10347 (seen_during_translate): New function.
10348 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10349 (phi_trans_add): Ditto.
10350 (constant_expr_p): FIELD_DECL is always constant.
10351 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10352 Use constant_expr_p.
10353 Avoid infinite recursion on mutually valued expressions.
10354 Change callers of vn_lookup_or_add.
10355 (phi_translate): New function.
10356 (compute_antic_safe): Allow phi nodes.
10357 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10358 (find_or_generate_expression): Rewrite slightly.
10359 (create_expression_by_pieces): Updated for vn_lookup_or_add
10361 Update VN_INFO for new names.
10362 (insert_into_preds_of_block): Update for new names.
10363 (add_to_exp_gen): New function.
10364 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10365 (find_existing_value_expr): Rewrite to changed vn_lookup.
10366 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10367 (try_look_through_load): Removed.
10368 (try_combine_conversion): Ditto.
10369 (get_sccvn_value): New function.
10370 (make_values_for_phi): Ditto.
10371 (make_values_for_stmt): Ditto.
10372 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10374 (init_pre): Update for SCCVN changes.
10376 (execute_pre): Ditto.
10378 * tree-flow.h (make_value_handle): Declare.
10379 (set_value_handle): Ditto.
10380 (sort_vuses_heap): Ditto.
10381 (vn_lookup_or_add_with_stmt): Ditto.
10382 (vn_lookup_with_stmt): Ditto.
10383 (vn_compute): Remove.
10385 (vn_delete): Ditto.
10386 (vn_lookup): Update arguments.
10388 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
10389 (tree-vn.o): Ditto.
10390 (tree-ssa-sccvn.o): New.
10391 (OBJS-common): Add tree-ssa-sccvn.o
10393 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10396 * c-typeck.c (build_external_ref): Don't mark as used if called
10398 * calls.c (rtx_for_function_call): Likewise.
10400 2007-06-30 Richard Sandiford <richard@codesourcery.com>
10404 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10406 * dce.c (deletable_insn_p_1): New function, split out from...
10407 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10408 specially, not those inside PARALLELs. Remove BODY argument
10409 and adjust recursive call accordingly.
10410 (prescan_insns_for_dce): Update call to delete_insn_p.
10412 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
10414 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
10415 (try_combine): Move potential calls to undo_all() so they happen
10416 before we commit to using the combined insns.
10418 2006-06-30 Jan Hubicka <jh@suse.cz>
10420 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
10423 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
10425 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
10426 (cgraph_remove_unreachable_nodes): Likewise.
10427 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
10428 * ipa-inline.c (update_caller_keys): Cast according to the coding
10430 (cgraph_decide_recursive_inlining): Likewise.
10431 (cgraph_decide_inlining_of_small_function): Likewise.
10432 (try_inline): Likewise.
10433 (cgraph_decide_inlining_incrementally): Likewise.
10434 * ipa-pure-const.c (get_function_state): Likewise.
10435 (scan_function): Likewise.
10436 (analyze_function): Likewise.
10437 (static_execute): Likewise.
10438 * ipa-reference.c (scan_for_static_refs): Likewise.
10439 (merge_callee_local_info): Likewise.
10440 (analyze_function): Use type safe memory macros.
10441 (static_execute): Likewise. Cast according to the coding conventions.
10442 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
10444 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
10446 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
10447 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
10450 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10452 PR middle-end/30024
10453 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
10454 for complex modes (both int and real).
10456 2007-06-29 Jan Hubicka <jh@suse.cz>
10458 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
10460 2007-06-29 Jan Hubicka <jh@suse.cz>
10462 PR middle-end/32372
10463 * cse.c (cse_insn): Avoid invalid sharing in between register note and
10466 2007-06-29 Anatoly Sokolov <aesok@post.ru>
10469 * config/avr/avr.c: Include dataflow header file.
10470 (expand_prologue): Adjust for prologue insn change.
10471 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
10474 2007-06-29 Richard Guenther <rguenther@suse.de>
10476 PR middle-end/32493
10477 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
10478 during type verification.
10480 2007-06-29 Jan Hubicka <jh@suse.cz>
10482 * recog.c (validate_change_rtx_1): Unshare TO argument.
10484 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
10486 PR tree-optimization/24659
10487 * tree-vect-transform.c (vectorizable_call): Handle
10488 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10490 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
10491 * config/i386/i386.c (enum ix86_builtins)
10492 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
10493 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
10495 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
10496 const using def_builtin_const.
10497 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
10498 input operands in the same modes as the result.
10499 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
10501 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
10503 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
10504 (df_set_dead_notes_for_mw): Likewise.
10506 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
10508 * c-common.c (pointer_int_sum): Do the negation in sizetype.
10510 2007-06-28 DJ Delorie <dj@redhat.com>
10512 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
10514 2007-06-28 Geoffrey Keating <geoffk@apple.com>
10516 * doc/invoke.texi (C++ Dialect Options): Document
10517 fvisibility-ms-compat.
10518 * c.opt (fvisibility-ms-compat): New.
10520 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10523 * tree-affine.c (aff_combination_add_elt): Handle
10524 pointer addition specially.
10526 2007-06-28 Jakub Jelinek <jakub@redhat.com>
10528 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
10529 decl is non-external for AIX ABI.
10531 2007-06-28 David Edelsohn <edelsohn@gnu.org>
10533 * config/rs6000/predicates.md (current_file_function_operand):
10534 Ensure the symbol is non-external for AIX ABI.
10536 2007-06-28 Nick Clifton <nickc@redhat.com>
10538 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
10539 (fdce, fdse, fpredictive-commoning): Likewise.
10541 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10544 * gcc.c (process_command): Recognize the new -static-libgfortran
10547 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
10550 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
10551 Use a call clobbered hard reg instead of a pseudo reg.
10553 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
10555 * config/sh/sh.md (load_gbr): Use correct operand constraint.
10557 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
10560 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
10561 REG_LIBCALL and REG_RETVAL notes.
10562 (divsi3, mulsi3): Likewise.
10563 (mulhisi3): Likewise. Use emit_libcall_block.
10564 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
10566 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
10568 PR rtl-optimization/32481
10569 * combine.c (adjust_for_new_dest): Rescan the changed insn.
10571 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10573 * dce.c (deletable_insn_p_1): New function, split out from...
10574 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10575 specially, not those inside PARALLELs. Remove BODY argument
10576 and adjust recursive call accordingly.
10577 (prescan_insns_for_dce): Update call to delete_insn_p.
10579 2007-06-27 Richard Guenther <rguenther@suse.de>
10581 PR middle-end/32492
10582 * tree.h (fold_convertible_p): Declare.
10583 * fold-const.c (fold_convertible_p): New function.
10584 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
10585 instead of lang_hooks.types_compatible_p.
10587 2007-06-26 Jan Hubicka <jh@suse.cz>
10589 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
10590 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
10591 early use validate_unshare_change.
10592 (reload_combine): Likewise.
10593 * recog.c (change_t): New field unshare.
10594 (validate_change_1): Rename from validate_change; add argument unshare.
10595 (validate_change): Turn into wrapper of validate_change_1; update
10596 prototype for bools.
10597 (validate_unshare_change): New.
10598 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
10599 calls of df_insn_rescan.
10600 * recog.h (validate_change): Replace ints by bools.
10601 (validate_unshare_change): Declare.
10603 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10605 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
10607 2007-06-26 Steve Ellcey <sje@cup.hp.com>
10609 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
10611 2007-06-25 Jan Hubicka <jh@suse.cz>
10613 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
10615 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
10616 cgraph_decide_inlining_incrementally): Move uninlinability checks to
10617 places other call site specific checks are performed.
10619 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10622 * tree-vect-transform.c (vectorizable_operation): Convert
10623 POINTER_PLUS_EXPR over to PLUS_EXPR.
10625 2007-06-25 Chao-ying Fu <fu@mips.com>
10627 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
10628 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
10629 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
10630 Document GET_MODE_IBIT, and GET_MODE_FBIT.
10632 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
10633 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10634 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
10635 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
10636 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
10637 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
10638 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
10639 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
10640 ALL_FIXED_POINT_MODE_P): New define.
10641 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10643 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
10645 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
10646 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10647 MODE_VECTOR_UACCUM): New mode classes.
10649 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
10650 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
10651 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
10654 * genmodes.c (struct mode_data): Add ibit and fbit fields.
10655 (blank_mode): Initialize ibit and fbit.
10656 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
10657 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10659 (new_adjust): Change required_class to required_class_from and
10660 required_class_to for testing within a range.
10661 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10662 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10663 MODE_VECTOR_UACCUM.
10664 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
10665 (make_fixed_point_mode): New.
10666 (_ADD_ADJUST): Change C to C1 and C2.
10667 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
10668 use a range for machine classes.
10669 (ADJUST_IBIT, ADJUST_FBIT): New.
10670 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
10672 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10673 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10674 Emit adjustment for ibit and fbit.
10675 (emit_mode_ibit, emit_mode_fbit): New.
10676 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
10678 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
10680 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
10681 as the source of the set.
10683 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
10685 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
10686 FP_REGNO_P): Use IN_RANGE.
10687 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
10688 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
10689 (DATA_REG_P): Use DATA_REGNO_P.
10690 (FP_REG_P): Use FP_REGNO_P.
10691 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
10692 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
10693 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
10695 2007-06-24 Jan Hubicka <jh@suse.cz>
10697 PR middle-end/30563
10698 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
10700 2007-06-24 Sebastian Pop <sebpop@gmail.com>
10702 PR middle-end/32461
10703 * fold-const.c (fold_binary): Strip nops of operand 0
10704 of BIT_NOT_EXPR before calling operand_equal_p.
10705 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
10706 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
10708 2007-06-23 Mark Mitchell <mark@codesourcery.com>
10710 * doc/extend.texi: Document that dllimport and dllexport imply
10711 default visibility.
10712 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
10713 imported or exported declaration, including type declarations.
10714 * c-common.c (handle_visibility_attribute): Check for conflicts
10715 with dllimport/dllexport.
10716 (c_determine_visibility): Handle dllimport/dllexport as an
10717 explicit visibility atttribute.
10719 2007-06-23 Richard Guenther <rguenther@suse.de>
10721 PR tree-optimization/16876
10722 PR middle-end/29478
10723 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
10725 * tree-inline.c (initialize_inlined_parameters): Do not call
10726 lang_hooks.tree_inlining.convert_parm_for_inlining.
10727 * cgraphbuild.c (initialize_inline_failed): Set inline failed
10728 reason for mismatched types.
10729 * gimplify.c (gimplify_call_expr): Verify the call expression
10730 arguments match the called function type signature. Otherwise
10731 mark the call expression to be not considered for inlining
10732 using CALL_CANNOT_INLINE_P flag.
10733 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
10734 edges call expression.
10735 (cgraph_decide_inlining_of_small_function): Likewise.
10736 (cgraph_decide_inlining): Likewise.
10737 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
10739 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
10740 * c-typeck.c (c_convert_parm_for_inlining): Remove.
10741 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
10742 Remove declaration.
10743 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
10744 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
10746 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10747 convert_parm_for_inlining member.
10749 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
10752 * arm.md (negscc): Match the correct operand for optimized LT0 test.
10753 Remove optimization for GT.
10755 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
10757 PR middle-end/32437
10758 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
10760 (prescan_insns_for_dce): Add extra parameter.
10762 2007-06-23 Jan Hubicka <jh@suse.cz>
10764 PR middle-end/31541
10765 * gimplify.c (mark_addressable): New function.
10766 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
10768 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10770 PR middle-end/32374
10771 * expr.c (store_constructor): Do not clobber non-zeroed memory.
10773 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10776 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
10777 moves between MMX/SSE registers to at least 8 units to prevent
10778 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
10780 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10782 * config/i386/i386.c (override_options): Correct x86_sahf
10785 2007-06-21 David Daney <ddaney@avtrex.com>
10788 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
10789 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
10790 (exception_receiver): Renamed to ...
10791 (nonlocal_goto_receiver): ... this.
10793 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
10795 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
10796 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
10797 partial register accesses.
10799 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
10801 * fold-const.c (debug_fold_checksum): Move it under
10802 ENABLE_FOLD_CHECKING.
10804 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10806 PR middle-end/20623
10807 * tree.h (debug_fold_checksum): Declared.
10808 * fold-const.c (build_fold_addr_expr_with_type_1): New.
10809 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
10810 build_fold_addr_expr_with_type_1.
10811 (fold_addr_expr, debug_fold_checksum): New.
10812 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
10813 (fold_unary, fold_comparison, split_address_to_core_and_offset):
10814 Use fold_addr_expr.
10816 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10818 PR tree-optimization/19590
10819 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
10820 of scev is a constant.
10822 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10824 * df-problems.c (df_note_bb_compute): Made computation of live
10825 info consistent with df_lr.
10827 2007-06-21 Richard Guenther <rguenther@suse.de>
10829 PR tree-optimization/32453
10830 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
10831 for pointer anti-range.
10833 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
10835 * config/i386/i386.c (processor_target_table): Increase maximum
10836 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
10839 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
10840 byte alignment if > 8 byte alignment is preferred.
10841 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10843 2007-06-21 Jakub Jelinek <jakub@redhat.com>
10845 PR tree-optimization/31866
10846 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
10847 if ASM_EXPR's input is not a SSA_NAME.
10849 PR middle-end/32362
10850 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
10851 but decl is a global var, instead return decl.
10852 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
10853 even for is_global_var decls, if they are private in some outer
10856 2007-06-21 Richard Guenther <rguenther@suse.de>
10858 PR tree-optimization/32451
10859 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
10861 2007-06-21 Christian Bruel <christian.bruel@st.com>
10863 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
10864 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
10865 (push_regs): Changed saving order or banked registers.
10866 (sh_expand_epilogue): Likewise.
10867 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
10868 (FIRST_BANKED_REG): Likewise.
10869 (LAST_BANKED_REG): Likewise.
10870 * config/sh/sh.md (banked) New attribute.
10871 (in_delay_slot): Check banked attribute.
10873 2007-06-20 Sebastian Pop <sebpop@gmail.com>
10875 PR tree-optimization/32075
10876 * tree-data-ref.c (subscript_dependence_tester_1,
10877 analyze_miv_subscript, analyze_overlapping_iterations,
10878 add_distance_for_zero_overlaps, build_classic_dist_vector,
10879 subscript_dependence_tester_1, analyze_overlapping_iterations,
10880 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
10881 compute_affine_dependence, compute_all_dependences): Pass loop_nest
10882 to evolution_function_is_affine_multivariate_p.
10884 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10886 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
10888 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
10891 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
10893 * config/m32c/prologue.md (epilogue_exitd_16): New.
10894 (epilogue_reit_16): New.
10895 (epilogue_exitd): Rename to epilogue_exitd_24.
10896 (epilogue_reit): Rename to epilogue_reit_24.
10898 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
10899 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10901 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
10903 * haifa-sched.c (queue_to_ready): Don't requeue next insn
10904 if dbg_cnt (sched_insn) reaches the limit.
10905 (choose_ready): New parameter INSN_PTR and new return value.
10906 (schedule_block): Handle dbg_cnt (sched_insn). Handle
10907 the new return value from choose_ready.
10908 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
10909 (rest_of_handle_global_alloc): New global_alloc_at_func.
10911 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
10913 PR tree-optimization/25737
10914 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
10915 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
10916 * tree-flow.h (struct fieldoff): Add new field alias_set.
10917 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
10918 argument addressable_type. Set alias_set of fieldoff.
10919 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
10920 (create_overlap_variables_for): Pass alias_set from fieldoff to
10922 * alias.c (get_alias_set): Use alias_set from SFT if set.
10924 2007-06-20 Hui-May Chang <hm.chang@apple.com>
10926 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
10927 of a variable as an unsigned HOST_WIDE_INT integer.
10929 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
10931 PR rtl-optimization/32405
10932 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
10934 2007-06-20 Jakub Jelinek <jakub@redhat.com>
10936 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
10938 PR middle-end/31959
10939 * builtins.c: Include diagnostic.h.
10940 (expand_builtin_expect): Make gcc_assert more permissive.
10941 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
10943 PR inline-asm/32109
10944 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
10947 PR middle-end/32285
10948 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
10949 if ACCUMULATE_OUTGOING_ARGS.
10951 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10953 * config/m68hc11/m68hc11.c: Include dataflow header file.
10954 (m68hc11_reorg): Port to dataflow.
10956 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10958 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
10959 (struct df_problem.free_blocks_on_set_blocks): New field.
10960 (struct dataflow.optional_p): New field.
10961 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
10962 (df_live_set_all_dirty): New function.
10963 * df-scan.c (df_scan_alloc): Initialize optional_p.
10964 (problem_SCAN): Initialize free_blocks_on_set_blocks.
10965 * df-core.c (df_set_blocks): Removed use of
10966 DF_FIRST_OPTIONAL_PROBLEM. Now uses
10967 df_problem.free_blocks_on_set_blocks to determine which blocks are
10969 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
10970 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
10971 uses dataflow.optional_p to determine if problem should be
10973 (rest_of_handle_df_initialize): Only start live problem if
10975 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
10976 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
10977 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
10978 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
10979 problem_NOTE): Initialize free_blocks_on_set_blocks.
10980 (df_lr_bb_local_compute): Recompute luids if df_live problem is
10982 (df_live_set_all_dirty, df_note_alloc): New function.
10983 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
10985 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
10986 * postreload.c (reload_combine): Ditto.
10987 * cse.c (cse_extended_basic_block): Ditto.
10988 * regmove.c (mark_flags_life_zones): Ditto.
10989 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
10990 erase_matching_seqs): Ditto.
10991 * bt-load.c (compute_defs_uses_and_gen): Ditto.
10992 * integrate (allocate_initial_values): Ditto.
10993 * combine.c (reg_dead_at_p): Ditto.
10994 * resource.c (mark_target_live_regs): Ditto.
10995 * sched-rgn.c (check_live_1, update_live_1): Ditto.
10996 * config/sh/sh.c (find_r0_life_regions): Ditto.
10997 * global.c (rest_of_handle_global_alloc): Only add back df_live
10999 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11000 df_live for -O > 1.
11001 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11003 (if_convert): Make sure df_live is there at -O == 1.
11004 (pass_if_after_combine): Cleanup flags.
11005 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11006 is there at -O == 1.
11008 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11010 * config/arm/arm.c (arm_get_frame_offsets): Set
11011 offsets->locals_base to avoid negative stack size.
11012 (thumb1_expand_prologue): Assert on negative stack size.
11014 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11016 PR tree-optimization/32367
11017 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11018 of the chrec has no evolution in that loop.
11019 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11021 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11023 * config/xtensa/xtensa.c: Include "df.h".
11024 (xtensa_builtin_saveregs): Use adjust_address instead of
11026 (xtensa_va_start): Invoke make_tree with sizetype for
11027 expand_builtin_saveregs and then convert the result to a pointer.
11028 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11029 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11030 Subtract argument size from index value as integers and then use
11031 POINTER_PLUS_EXPR to add the result to the array address.
11033 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11036 * config/m32c/m32c.c: Include dataflow header file.
11037 (m32c_emit_prologue): Adjust for prologue insn change.
11038 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11039 once inside a PARALLEL. Assume frame size passed in operand 0
11040 includes space to save the fb register.
11041 (prologue_enter_24): Likewise.
11042 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11044 2007-06-19 David Daney <ddaney@avtrex.com
11047 * config/mips/mips.md (cprestore): Mark $gp as used.
11049 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11052 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11053 (frv_ifcvt_modify_insn): Likewise.
11055 2007-06-19 Richard Guenther <rguenther@suse.de>
11057 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11058 only handle positive offsets that fit in a HOST_WIDE_INT.
11060 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11062 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11063 result of rsqrt insn for zero input argument to avoid NaN.
11065 2007-06-19 Richard Guenther <rguenther@suse.de>
11067 PR middle-end/31950
11068 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11070 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11072 PR tree-optimization/32353
11073 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11075 2007-06-19 Nick Clifton <nickc@redhat.com>
11077 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11079 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11082 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11083 * config/i386/i386.c (assign_386_stack_local): Assert that
11084 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11085 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11086 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11087 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11089 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11091 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11093 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11095 PR rtl-optimization/32321
11096 * gcse.c (replace_store_insn): Update the note before
11097 calling emit_insn_after.
11099 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11101 PR middle-end/32355
11102 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11104 * df-problems.c (df_note_bb_compute): Fix dumping info.
11106 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11108 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11109 insn with emit_jump_insn.
11111 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11113 PR tree-optimization/32383
11114 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11115 * targhooks.h (default_builtin_reciprocal): Update prototype.
11116 * target.h (struct gcc_target): Update builtin_reciprocal.
11117 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11118 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11119 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11120 when fndecl is in BUILT_IN_MD class.
11121 (execute_convert_to_rsqrt): Ditto.
11123 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11124 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11125 Convert BUILT_IN_SQRTF code only when md_fn is false.
11127 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11129 * bt-load.c (move_btr_def): Fix the order of arguments
11130 to validate_replace_rtx.
11132 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11134 * config/m68k/m68k-devices.def: Add 54450..54455.
11136 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11138 PR rtl-optimization/32366
11139 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11140 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11143 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11145 PR middle-end/32349
11146 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11147 this is true, rescan insn being modified.
11148 (sms_schedule): Added rescan parameter.
11149 (rest_of_handle_sms): Moved freeing of dominance info to before
11150 getting out of cfg_layout.
11152 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11154 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11155 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11158 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11159 FL_CF_EMAC from the entry for isac.
11161 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11162 (const_sibcall_operand): New.
11163 (sibcall_operand): Use it.
11164 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11165 (m68k_isas): ISAC does not imply FPU or EMAC.
11166 (override_options): Add ISA_C logic for symbolic jump & call.
11168 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11170 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11171 return mode from the builtin itself.
11172 (sparc_fold_builtin): Fix cast of zero constant.
11174 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11176 * targhooks.c (default_builtin_reciprocal): New default target hook.
11177 * targhooks.h (default_builtin_reciprocal): Add prototype.
11178 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11179 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11180 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11181 default_builtin_reciprocal.
11183 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11185 PR middle-end/31723
11186 * hooks.c (hook_tree_tree_bool_null): New hook.
11187 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11188 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11189 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11190 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11191 and convert it to reciprocal a*rfunc(b).
11192 (execute_convert_to_rsqrt): New function.
11193 (gate_convert_to_rsqrt): New function.
11194 (pass_convert_to_rsqrt): New pass definition.
11195 * target.h (struct gcc_target): Add builtin_reciprocal.
11196 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11197 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11198 TARGET_BUILTIN_RECIPROCAL.
11199 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11201 * config/i386/i386.h (TARGET_RECIP): New define.
11202 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11203 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11204 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11205 and not optimizing for size.
11206 (*rcpsf2_sse): New insn pattern.
11207 (*rsqrtsf2_sse): Ditto.
11208 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11209 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11210 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11211 and not optimizing for size.
11212 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11213 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11214 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11215 and not optimizing for size.
11216 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11217 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11218 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11219 and not optimizing for size.
11220 (*sse_rsqrtv4sf2): Do not export.
11221 (sqrtv4sf2): Ditto.
11222 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11223 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11224 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11225 and not optimizing for size.
11226 (sqrtv4sf2): Ditto.
11227 * config/i386/i386.opt (mrecip): New option.
11228 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11229 (ix86_emit_swsqrtsf): Ditto.
11230 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11231 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11232 builtin definition.
11233 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11234 ix86_expand_unop1_builtin.
11235 (ix86_emit_swdivsf): New function.
11236 (ix86_emit_swsqrtsf): Ditto.
11237 (ix86_builtin_reciprocal): New function.
11238 (TARGET_BUILTIN_RECIPROCAL): Use it.
11239 (ix86_vectorize_builtin_conversion): Rename from
11240 ix86_builtin_conversion.
11241 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11242 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11243 "i386 and x86_64 Options" section.
11244 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11246 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11247 Zdenek Dvorak <dvorakz@suse.cz>
11248 Richard Guenther <rguenther@suse.de>
11249 Kaz Kojima <kkojima@gcc.gnu.org>
11251 * tree-vrp.c (compare_values_warnv): Convert val2 to
11253 (extract_range_from_assert): Create
11254 POINTER_PLUS_EXPR for pointer types.
11255 (extract_range_from_binary_expr): Handle
11256 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11258 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11259 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11260 POINTER_PLUS_EXPR as PLUS_EXPR.
11261 (number_of_iterations_lt_to_ne):
11262 For pointer types, use sizetype when
11263 creating MINUS_EXPR/PLUS_EXPRs.
11264 (assert_loop_rolls_lt): For pointer types, use sizetype when
11265 creating MINUS_EXPR/PLUS_EXPRs.
11266 (number_of_iterations_le): Likewise.
11267 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11268 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11269 like PLUS_EXPR and MINUS_EXPR.
11270 * tree-pretty-print.c (dump_generic_node): Handle
11272 (op_prio): Likewise.
11273 (op_symbol_1): Likewise.
11274 * optabs.c (optab_for_tree_code): Likewise.
11275 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11277 * tree-tailcall.c (process_assignment): Mention
11278 POINTER_PLUS_EXPR in a TODO comment.
11279 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11280 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11281 not used with a pointer and an integer type.
11282 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11283 increment using chrec_convert_rhs instead of chrec_convert.
11284 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11285 PLUS_EXPR except for the right hand side's type will be
11287 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11288 (fold_used_pointer_cast): Kill.
11289 (pointer_offset_p): Kill.
11290 (fold_used_pointer): Kill.
11291 (pointer_used_p): Kill.
11292 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11293 call fold_used_pointer.
11294 (instantiate_parameters_1): Convert the increment
11295 using chrec_convert_rhs instead of chrec_convert.
11296 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11297 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11298 instead of PLUS_EXPR.
11299 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11300 PLUS_EXPR for pointers.
11301 (std_gimplify_va_arg_expr): Likewise.
11302 (fold_builtin_memory_op): Likewise.
11303 (fold_builtin_strstr): Likewise.
11304 (fold_builtin_strchr): Likewise.
11305 (fold_builtin_strrchr): Likewise.
11306 (fold_builtin_strpbrk): Likewise.
11307 (expand_builtin_memory_chk): Likewise.
11308 (fold_builtin_memory_chk): Likewise.
11309 (std_expand_builtin_va_start): Use
11310 sizetype for the call to make_tree and then convert
11311 to the pointer type.
11312 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11313 instead of PLUS_EXPR for adding to a pointer.
11314 (std_gimplify_va_arg_expr): Use fold_build2 for
11315 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11316 the operands to sizetype first and then cast the BIT_AND_EXPR
11317 back to the pointer type.
11318 * fold-const.c (build_range_check): Handle pointer types
11320 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11321 of PLUS_EXPR's. Make sure the offset is converted to
11323 (try_move_mult_to_index): Strip the NOPs from the offset.
11324 Remove code argument and replace all uses with PLUS_EXPR.
11325 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11326 specially. Don't use a pointer type for MINUS_EXPR.
11327 (fold_unary): Handle for (T1)(X op Y),
11328 only p+ as that is the only as that can be handled for
11329 binary operators now.
11330 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11332 <case PLUS_EXPR>: Add folding of PTR+INT into
11334 Don't call try_move_mult_to_index.
11335 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11336 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11337 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11338 Don't call try_move_mult_to_index.
11339 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11340 (tree_expr_nonzero_p): Likewise.
11341 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11342 of PLUS_EXPR for the complex expression folding.
11343 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11344 first chrec is a pointer type, then the second should
11345 be sizetype and not the first's type.
11346 For POINTER_PLUS_EXPR, use a different right hand side type.
11347 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11348 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11349 different right hand side type.
11350 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11351 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11352 instead of PLUS_EXPR.
11353 When either operand is zero, convert the other operand.
11354 (chrec_apply): Use chrec_convert_rhs
11355 on the argument x instead of chrec_convert.
11356 (reset_evolution_in_loop): For pointer types, the new_evol
11357 should be sizetype.
11358 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11359 different right hand side type.
11360 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11361 (chrec_convert_rhs): New function.
11362 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11363 different right hand side type.
11364 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11365 * tree-chrec.h (chrec_convert_rhs): New prototype.
11366 (build_polynomial_chrec): For pointer types, the right hand
11367 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11368 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11369 Remove subtraction case as it is always addition now.
11370 Make sure the offset is converted to sizetype.
11371 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11372 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11373 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11374 PLUS_EXPR in pointer type.
11375 Handle POINTER_PLUS_EXPR.
11376 (tree_to_aff_combination): Likewise.
11377 (force_expr_to_var_cost): Likewise.
11378 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
11379 instead of PLUS_EXPR for pointers.
11380 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
11381 instead of PLUS_EXPR of pointer types.
11382 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
11384 (check_va_list_escapes): Likewise.
11385 (check_all_va_list_escapes): Likewise.
11386 * dwarf2out.c (loc_descriptor_from_tree_1):
11387 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
11388 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
11389 (string_constant): Likewise.
11390 * tree-ssa-address.c (tree_mem_ref_addr): When adding
11391 the offset to the base, use POINTER_PLUS_EXPR.
11392 (add_to_parts): Convert the index to sizetype.
11393 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
11394 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
11395 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
11396 Offset only holds something for PLUS_EXPR.
11397 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
11399 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
11401 (analyze_accesses_for_modify_stmt): Likewise.
11402 Remove comment about the type being integral type as it is
11404 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
11406 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
11408 Correct the type which the artimentic is done in (is now
11411 * tree-data-ref.c (split_constant_offset): Handle
11413 * tree-affine.c (tree_to_aff_combination): Likewise.
11414 * c-typeck.c (build_unary_op): For pointers create the increment
11415 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
11417 * gimplify.c (gimplify_self_mod_expr): Create a
11418 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11419 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
11420 * tree.def (POINTER_PLUS_EXPR): New tree code.
11421 * tree-predcom.c (ref_at_iteration): If we have a pointer
11422 type do the multiplication in sizetype.
11423 * tree-mudflap.c (mf_xform_derefs_1): Create a
11424 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11425 * tree-ssa-forwprop.c
11426 (forward_propagate_addr_into_variable_array_index):
11427 Don't expect there to be a cast for the index as that
11428 does not exist anymore.
11429 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
11430 instead of PLUS_EXPR.
11431 Don't check for the first operand of the POINTER_PLUS_EXPR
11432 was the index as it cannot be.
11433 Call forward_propagate_addr_into_variable_array_index with
11434 the SSA_NAME instead of the statement.
11435 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
11436 (compare_constant): Likewise.
11437 (copy_constant): Likewise.
11438 (compute_reloc_for_constant): Likewise.
11439 (output_addressed_constants): Likewise.
11440 (initializer_constant_valid_p): Likewise.
11441 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
11442 Convert the MIN/MAX of the inner type to the outer
11443 type before comparing them.
11444 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
11445 POINTER_PLUS_EXPR instead of PLUS_EXPR.
11446 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
11447 of PLUS_EXPR for pointers.
11448 * tree-inline.c (estimate_num_insns_1): Handle
11450 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
11451 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11452 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
11453 instead of PLUS_EXPR for the pointer increment statement.
11454 (vect_update_ivs_after_vectorizer): For pointer types, create
11455 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
11456 MULT_EXPR in sizetype.
11457 (vect_gen_niters_for_prolog_loop): Add a cast when creating
11459 * tree-object-size.c (plus_expr_object_size): Handle
11460 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
11461 code which is trying to figure out which side is a pointer and
11463 (check_for_plus_in_loops_1): Likewise.
11464 (check_for_plus_in_loops): Likewise.
11465 * c-common.c (pointer_int_sum): Create a
11466 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11467 * tree-ssa-structalias.c (handle_ptr_arith): Handle
11468 only POINTER_PLUS_EXPR. Removing all the extra
11469 code which is trying to figure out which side is a pointer and
11471 * tree-cfg.c (verify_expr): Add extra checking for pointers and
11472 PLUS_EXPR and MINUS_EXPR.
11473 Also add checking to make sure the operands of POINTER_PLUS_EXPR
11475 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
11476 with make_tree, instead of a pointer type.
11477 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
11478 for pointers instead of PLUS_EXPR.
11479 (s390_gimplify_va_arg): Likewise.
11480 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
11481 instead of PLUS_EXPR when doing addition on pointer
11482 types. Use sizetype for the second operand.
11483 (spu_gimplify_va_arg_expr): Likewise.
11484 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
11485 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
11486 a pointer. Don't create a BIT_AND_EXPR for pointer types.
11487 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
11488 for the pointer addition and also use size_int/sizetype
11490 (ix86_gimplify_va_arg): Likewise.
11491 Perform BIT_AND_EXPR on sizetype arguments.
11492 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
11493 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
11494 for the pointer additions and also use size_int for the offsets.
11495 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
11496 additions and also use size_int for the offsets. Perform
11497 BIT_AND_EXPR on sizetype arguments.
11498 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
11499 POINTER_PLUS_EXPR for pointers and create the
11500 BIT_AND_EXPR in sizetype.
11501 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
11502 instead of PLUS_EXPR for pointer addition.
11503 (rs6000_va_start): Likewise.
11504 Also use sizetype for the offset.
11505 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
11506 as PLUS_EXPR/MINUS_EXPR.
11507 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
11508 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
11509 Don't use BIT_AND_EXPR on a pointer type, convert the
11510 expression to sizetype first.
11511 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
11513 (mips_gimplify_va_arg_expr): Likewise.
11514 Don't create BIT_AND_EXPR in a pointer type.
11516 2007-06-15 Eric Christopher <echristo@apple.com>
11518 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
11519 (x86_64-*-darwin*): Ditto.
11520 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
11523 2007-06-15 Matthew Wilcox <matthew@wil.cx>
11525 * doc/extend.texi: Document behavior of __attribute__((aligned))
11528 2007-06-15 Mark Mitchell <mark@codesourcery.com>
11530 * rtlanal.c (note_stores): Improve documentation.
11532 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
11534 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
11535 LOCAL_LABEL_PREFIX): Delete.
11536 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
11537 (bfin_internal_label): Delete.
11539 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
11541 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
11542 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
11543 otherwise define to LIBGCC2_TF_CEXT.
11544 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
11545 (LIBGCC_TF_CEXT): Ditto.
11548 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
11550 PR rtl-optimization/32339
11551 * df-scan.c (df_uses_record): Don't modify flags but just add to
11552 it for df_ref_record.
11554 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11556 * tree-mudflap.c: Fix whitespace issues.
11558 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
11560 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
11562 2007-06-14 Eric Christopher <echristo@apple.com>
11564 * config/i386/sse.md (movdi_to_sse): Rewrite body.
11565 (movv4sf): Use gcc_unreachable instead of abort.
11567 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
11570 * config/i386/sfp-machine.h (CMPtype): New define.
11571 (mach stubs): Use CMPtype instead of int as a return type.
11573 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
11575 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
11576 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
11577 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
11578 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
11579 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
11580 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
11581 config/soft-fp/soft-fp.h: Update from glibc CVS.
11583 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
11585 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
11587 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11590 * config/v850/v850.c: Include dataflow header file.
11591 (substitute_ep_register): Fix typo.
11593 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11595 * configure.ac: Fix earlier checkin.
11596 * configure: Regenerated.
11598 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11600 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
11601 * aclocal.m4: Regenerate.
11602 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
11603 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
11604 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
11605 * configure: Regenerate.
11606 * Makefile.in (LOOSE_WARN): Subst loose_warn.
11608 * Makefile.in (quickstrap): Build libgcc too.
11610 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11612 * configure.ac: Add --enable-checking=df. Explicitly mention that
11613 the variables are initialized as for "release".
11614 * df-core.c: Use it.
11615 * configure: Regenerate.
11616 * config.in: Regenerate.
11618 2007-06-14 Bob Wilson <bob.wilson@acm.org>
11620 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
11621 validate_replace_rtx instead of replace_rtx.
11622 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
11624 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
11626 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
11627 (DWARF2_UNWIND_INFO): Override default if configured with
11629 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
11630 (ENDFILE_SPEC): Add crtend.o.
11631 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
11632 (ENDFILE_SPEC): Add crtend.o.
11633 (TARGET_USE_JCR_SECTION): Define.
11634 (MD_UNWIND_SUPPORT): Define for 32-bit target.
11636 * config/i386/cygming-crtbegin.c: New file.
11637 * config/i386/cygming-crtend.c: New file.
11639 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
11641 * config/i386/w32-unwind.h: New file.
11643 2007-06-13 Eric Christopher <echristo@apple.com>
11645 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
11646 the user set a value below STACK_BOUNDARY.
11648 2007-06-13 Thiemo Seufer <ths@networkno.de>
11650 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
11651 imply -lpthread for -pthread.
11653 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11655 * basic-block.h: Remove the prototype for
11656 free_basic_block_vars.
11657 * cfglayout.h: Remove the prototype for
11658 insn_locators_initialize.
11659 * tree.h: Remove the prototype for emit_line_note.
11661 * tree-ssa-pre.c (mergephitemp): Remove.
11662 (init_pre): Don't use mergephitemp.
11664 2007-06-13 Eric Christopher <echristo@apple.com>
11666 * config/i386/i386.c (override_options): If we've specified
11667 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
11669 2007-06-13 Bob Wilson <bob.wilson@acm.org>
11671 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
11674 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11676 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
11677 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
11678 (eh_store_handler): New pattern.
11679 (eh_return): Emit it instead of a plain move.
11681 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
11683 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
11684 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
11685 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
11688 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11690 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
11691 (find_next_insn_start, find_load): New functions.
11692 (bfin_reorg): Use them to deal with the fact that parallel insns are
11693 no longer represented as a SEQUENCE.
11695 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11697 * config/sparc/sparc.c (sparc_override_options): Initialize
11698 fpu mask correctly.
11700 2007-06-13 Dave Korn <dave.korn@artimi.com>
11702 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
11705 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11707 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
11708 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
11709 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
11710 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
11711 tree-vect-transform.c: Fix comment typos. Follow spelling
11714 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11716 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
11717 to the exit block use set.
11718 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
11719 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
11720 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
11722 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11724 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
11725 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
11726 to indicate an error.
11727 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
11729 (dbg_cnt_process_opt): Print an error on a bad argument.
11730 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
11731 * common.opt (-fdbg-cnt-list): New.
11732 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
11734 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
11736 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
11737 flag on ref-all pointers.
11739 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11741 PR middle-end/31579
11742 * expr.c (expand_expr_addr_expr_1): Call expand_expr
11743 for the offset with the modifier as EXPAND_INITIALIZER
11744 if the modifier is EXPAND_INITIALIZER.
11745 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
11746 a register if we had an overflow.
11748 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11750 * real.c (real_isfinite): New.
11751 (real_sqrt): Use it.
11752 * real.h (real_isfinite): New.
11753 * builtins.c: Use it.
11755 2007-06-12 Ian Lance Taylor <iant@google.com>
11756 Daniel Berlin <dberlin@dberlin.org>
11759 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
11760 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
11761 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
11762 (DECL_NO_TBAA_P): Define.
11763 (struct tree_decl_common): Add no_tbaa_flag field.
11764 * tree-ssa-structalias.c (struct variable_info): Add
11765 no_tbaa_pruning field.
11766 (new_var_info): Initialize no_tbaa_pruning field.
11767 (unify_nodes): Copy no_tbaa_pruning field.
11768 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11769 (dump_solution_for_var): Print no_tbaa_pruning flag.
11770 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
11772 (compute_tbaa_pruning): New static function.
11773 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
11774 Call compute_tbaa_pruning.
11775 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
11776 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11777 * gimple-low.c (lower_stmt): Likewise.
11778 * tree-gimple.c (is_gimple_stmt): Likewise.
11779 * tree-ssa-operands.c (get_expr_operands): Likewise.
11780 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11781 * tree-inline.c (estimate_num_insns_1): Likewise.
11782 (copy_result_decl_to_var): Likewise.
11783 * expr.c (expand_expr_real_1): Likewise.
11784 * tree-pretty-print.c (dump_generic_node): Likewise.
11785 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
11786 * omp-low.c (omp_copy_decl_2): Likewise.
11787 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
11788 * doc/c-tree.texi (Expression trees): Document
11789 CHANGE_DYNAMIC_TYPE_EXPR.
11791 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11793 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
11794 with !HONOR_NANS and !HONOR_INFINITIES.
11795 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
11797 2007-06-12 Tristan Gingold <gingold@adacore.com>
11799 * gcov.c: Comments updated.
11800 (source_info): Add file_time field.
11801 (source_index): New variable.
11802 (mutiple_files): New variable.
11803 (generate_results): New function extracted from process_file.
11804 (process_file): Save and restore chain of functions, generate
11805 results and free structures only if not merging results.
11806 (release_structures): File names are now freed in create_file_names
11807 (create_file_names): Free previous file names.
11808 (find_source): File date is now read here and modifications in
11809 source files is checked here.
11810 (read_graph_file): Only reverse order of functions for the current
11812 (make_gcov_file_name): Do not generate long names if input_name is
11814 (output_lines): If merging results do not display graph, data and
11816 Checking source file modification is done in find_source.
11818 * doc/gcov.texi: Append an s to sourcefile.
11820 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
11822 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
11823 (forced_nop): New pattern.
11824 * config/bfin/bfin.c: Include "df.h".
11825 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
11826 (bfin_discover_loop): Use df_get_live_in instead of
11827 global_live_at_start.
11828 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
11829 df_analyze when done.
11830 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
11831 the insns. Use QImode for the final insn in a bundle. Call
11832 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
11834 (reorder_var_tracking_notes): New function.
11835 (bfin_reorg): Pass no argument to split_all_insns. Don't call
11836 update_life_info. Call df_analyze after scheduling and bundle
11837 generation. Call reorder_var_tracking_notes if generating these
11838 notes. Call df_finish_pass at the end.
11840 2007-06-12 Dirk Mueller <dmueller@suse.de>
11842 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
11843 a comparison, not an assignment.
11845 2007-06-12 Olivier Hainque <hainque@adacore.com>
11847 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
11848 Request walking the subtrees only, leaving the current is_lhs/val_only
11850 (convert_non_local_reference): Likewise.
11852 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
11854 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
11856 2007-06-12 Richard Guenther <rguenther@suse.de>
11858 PR tree-optimization/15353
11859 PR tree-optimization/31657
11860 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
11861 * timevar.def: Add TV_TREE_IFCOMBINE.
11862 * tree-pass.h (pass_tree_ifcombine): Declare.
11863 * tree-ssa-ifcombine.c: New file.
11864 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
11865 * tree-flow.h (blocks_in_phiopt_order): Declare.
11866 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
11867 (tree-ssa-ifcombine.o): New dependencies.
11869 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11871 PR rtl-optimization/32293
11872 * combine.c (simplify_if_then_else): Truncate return from
11873 nonzero_bits() to correct mode.
11875 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11877 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
11878 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
11880 2007-06-11 Diego Novillo <dnovillo@google.com>
11882 * Makefile.in (reload1.o-warn): Remove.
11884 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
11886 * combine.c (subst): Use reg_overlap_mentioned_p
11887 instead of comparing register numbers directly.
11889 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11891 * reload1.c (mark_home_live_1): Use the mode parameter.
11893 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11895 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
11896 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
11898 * df-core.c: Ditto.
11900 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
11902 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
11904 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11906 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
11907 from integer registers.
11908 (FP mode splitters): Handle TFmode.
11910 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
11912 * tree-ssa-structalias.c (find_what_p_points_to): Return false
11913 for ref-all pointers that point-to anything.
11915 2007-06-11 Joseph Myers <joseph@codesourcery.com>
11917 * config/arm/arm.c (arm_output_dwarf_dtprel,
11918 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
11920 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
11922 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
11923 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
11926 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
11928 * tree.c (signed_or_unsigned_type_for): New.
11929 (unsigned_type_for): Use signed_or_unsigned_type_for.
11930 (signed_type_for): Use signed_or_unsigned_type_for.
11931 * tree.h (signed_or_unsigned_type_for): New.
11932 (get_signed_or_unsigned_type): Remove.
11933 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
11934 lang_hooks.types.signed_type
11935 (size_diffop): Likewise.
11936 (all_ones_mask_p): Likewise.
11937 (build_range_check): Likewise.
11938 (fold_cond_expr_with_comparison): Likewise.
11939 (fold_cond_expr_with_comparison): Likewise.
11940 (unextend): Likewise.
11941 (extract_muldiv_1): Likewise.
11942 (fold_single_bit_test_into_sign_test): Likewise.
11943 (fold_binary): Likewise.
11944 (fold_ternary): Likewise.
11945 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
11946 instead of get_signed_or_unsigned_type.
11947 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
11948 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
11949 * expr.c (signed_or_unsigned_type_for): Use
11950 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
11951 * langhooks.c (get_signed_or_unsigned_type): Remove.
11952 (lhd_signed_or_unsigned_type): Remove.
11953 * langhooks.h (lang_hooks_for_types): Remove signed_type and
11954 signed_or_unsigned_type.
11955 (lhd_signed_or_unsigned_type): Remove.
11956 * expmed.c (make_tree): Use signed_type_for instead of
11957 lang_hooks.types.signed_type.
11958 * c-common.c (same_scalar_type_ignoring_signedness): Use
11959 c_common_signed_type instead of lang_hooks.types.signed_type.
11960 (c_common_unsigned_type): New.
11961 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
11962 (shorten_compare): Use c_common_unsigned_type instead of
11963 c_common_signed_or_unsigned_type.
11964 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
11966 * convert.c (convert_to_integer): Use signed_type_for instead of
11967 lang_hooks.types.signed_type.
11968 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
11969 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
11970 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
11971 * c-format.c (check_format_types): Use c_common_unsigned_type
11972 instead of unsigned_type_for.
11973 * c-decl.c (groakdeclarator): Likewise.
11974 * c-typeck.c (convert_for_assignment): Likewise.
11975 * c-common.h (c_common_unsigned_type): New.
11977 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11980 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
11981 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
11983 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11985 PR middle-end/32279
11986 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
11987 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
11989 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
11990 Sebastian Pop <sebpop@gmail.com>
11992 * lambda-code.c (remove_iv): New.
11993 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
11995 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
11997 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
11998 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
11999 * tree-ssa-loop-prefetch.c: Include optabs.h.
12000 (FENCE_FOLLOWING_MOVNT): New macro.
12001 (struct mem_ref): Add independent_p and storent_p fields.
12002 (record_ref): Initalize the new fields.
12003 (gather_memory_references_ref): Return true if the reference
12005 (gather_memory_references): Check whether all memory accesses
12006 in loop were recorded.
12007 (should_issue_prefetch_p): Return false for nontemporal stores.
12008 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12009 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12010 (determine_loop_nest_reuse): Detect independent memory references.
12011 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12012 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12013 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12014 * config/i386/i386.h (x86_mfence): Declare.
12015 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12016 * config/i386/i386.c (x86_mfence): New variable.
12017 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12019 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12020 * optabs.c (init_optabs): Initialize storent_optab.
12021 * optabs.h (enum optab_index): Add OTI_storent.
12022 (storent_optab): Declare.
12023 * genopinit.c (optabs): Add initialization for storent_optab.
12024 * tree.h (MOVE_NONTEMPORAL): New macro.
12025 * expr.c (expand_assignment, store_expr, store_constructor_field,
12026 store_constructor, store_field, expand_expr_real_1): Propagate
12027 nontemporality of the expanded store.
12028 (emit_storent_insn): New function.
12029 * expr.h (expand_assignment, store_expr): Declaration changed.
12030 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12031 to expand_assignment.
12032 * stmt.c (expand_asm_expr): Ditto.
12033 * calls.c (initialize_argument_information): Pass false as
12034 nontemporality to store_expr.
12035 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12038 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12040 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12042 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12044 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12046 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12047 and allow DECL_P here.
12049 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12051 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12052 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12053 track of the size of the expression.
12054 * cfghooks.c (merge_blocks): Remove block from loops structure only
12055 after call of the merge_blocks hook.
12057 2007-06-09 Tom Tromey <tromey@redhat.com>
12059 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12060 (deprecated_state): Removed.
12061 (start_decl): Update.
12062 (enum deprecated_states): Moved earlier.
12063 (groktypename): Update.
12064 (push_parm_decl): Likewise.
12065 (grokfield): Likewise.
12066 (start_function): Likewise.
12068 2007-06-09 Ian Lance Taylor <iant@google.com>
12070 PR tree-optimization/32169
12071 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12072 CONVERT_EXPR, check whether min and max both converted to an
12073 overflow infinity representation.
12075 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12077 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12078 not inserted on the edge.
12080 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12082 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12083 instructions if they are supported.
12084 (__divsi3, __umodsi3, __modsi3): Likewise.
12085 (__ashldi3, __ashrdi3, __lshrdi3): New.
12086 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12088 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12089 Tony Linthicum <tony.linthicum@amd.com>
12091 * doc/invoke.texi: Add fvect-cost-model flag.
12092 * common.opt (fvect-cost-model): New flag.
12093 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12094 cost fields in stmt_vec_info struct for STMT.
12095 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12096 fields in stmt_vec_info struct and access functions for the same.
12097 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12098 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12099 load, store and vector to scalar operation.
12100 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12101 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12102 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12103 (TARG_VEC_STORE_COST): Define cost of vector store.
12104 (vect_estimate_min_profitable_iters): Define new function.
12105 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12106 check to evaluate if loop iterations are less than minimum profitable
12107 iterations determined by cost model or minimum vect loop bound defined
12108 by user, whichever is more conservative.
12109 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12110 run-time check to evaluate if loop iterations are less than minimum
12111 profitable iterations determined by cost model or minimum vect loop
12112 bound defined by user, whichever is more conservative.
12113 (vect_estimate_min_profitable_iterations): New function to estimate
12114 mimimimum iterartions required for vector version of loop to be
12115 profitable over scalar version.
12116 (vect_model_reduction_cost): New function.
12117 (vect_model_induction_cost): New function.
12118 (vect_model_simple_cost): New function.
12119 (vect_cost_strided_group_size): New function.
12120 (vect_model_store_cost): New function.
12121 (vect_model_load_cost): New function.
12122 (vectorizable_reduction): Call vect_model_reduction_cost during
12124 (vectorizable_induction): Call vect_model_induction_cost during
12126 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12127 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12128 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12129 vectorizable_promotion, vectorizable_demotion): Call
12130 vect_model_simple_cost during analysis phase.
12132 2007-06-08 Simon Baldwin <simonb@google.com>
12134 * reg-stack.c (get_true_reg): Readability change. Moved default case
12135 label into direct switch statement scope.
12137 2007-06-08 Simon Baldwin <simonb@google.com>
12139 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12140 in gcc_assert() with '==' comparison.
12142 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12144 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12145 TARGET_ABM handling of x86_popcnt variable.
12147 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12149 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12150 __builtin_copysignq and __builtin_infq built-in functions.
12152 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12154 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12155 SSE4.2 section. Correct built-in function names in SSE4A section.
12157 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12159 PR tree-optimization/32243
12160 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12161 for ncopies after ratio check between nunits_out and nunits_in.
12162 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12164 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12166 PR tree-optimization/32224
12167 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12168 vectorization upon a non GIMPLE_MODIFY_STMT.
12170 2007-06-08 Christian Bruel <christian.bruel@st.com>
12173 * config/sh/sh.md (doloop_end): New pattern and splitter.
12174 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12176 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12178 PR middle-end/32209
12179 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12181 (verify_dominators): Do not change dominance tree.
12183 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12185 * config/sh/constraints.md: New file.
12186 * config/sh/sh.c: Include tm-constrs.h.
12187 (reg_class_from_letter): Remove.
12188 (prepare_cbranch_operands): Use satisfies_constraint_*
12189 function instead of macro.
12190 (andcosts, broken_move, sh_secondary_reload): Likewise.
12191 * config/sh/predicates.md (trapping_target_operand): Likewise.
12192 (and_operand, arith_operand, arith_reg_or_0_operand,
12193 cmp_operand, logical_operand, target_operand,
12194 ua_address_operand, ua_offset, xor_operand): Likewise.
12195 * config/sh/sh.md: Include constraints.md.
12196 (*movsicc_t_false): Use satisfies_constraint_* function
12198 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12199 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12200 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12201 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12202 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12203 (REG_CLASS_FROM_CONSTRAINT): Remove.
12204 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12205 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12206 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12207 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12208 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12209 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12210 function instead of macro.
12211 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12212 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12213 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12214 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12215 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12216 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12217 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12218 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12219 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12220 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12221 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12222 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12223 EXTRA_CONSTRAINT_STR): Likewise.
12224 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12226 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12228 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12230 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12233 * c-common.h (flag_cpp0x): Replaced by...
12234 (cxx_dialect): ... this new variable specifying the C++ dialect that
12236 * c-common.c (flag_cpp0x): Removed.
12237 (cxx_dialect): Defined.
12238 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12240 * c-opts.c (c_common_post_options): Likewise.
12241 (set_std_cxx98): Set cxx_dialect to cxx98.
12242 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12244 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12245 Hui-May Chang <hm.chang@apple.com>
12247 * doc/invoke.texi (Darwin Options): Update documentation for
12248 -mmacosx-version-min.
12249 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12250 * config/darwin-driver.c: New file.
12251 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12252 * config/t-darwin (darwin-driver.o): New rule.
12254 * config/darwin-c.c (version_as_macro): Ignore low digit.
12256 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12258 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12259 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12260 (CSGNMODE): New mode macro.
12261 (CSGNVMODE): New mode attribute.
12262 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12263 expander using CSGNMODE mode macro. Handle TFmode.
12264 (copysign<mode>3_const): Rename from copysignsf3_const and
12265 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12267 (copysign<mode>3_var): Rename from copysignsf3_var and
12268 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12270 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12271 mode macro. Handle TFmode.
12272 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12273 (iortf3, *iortf3): Ditto.
12274 (xortf3, *xortf3): Ditto.
12275 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12276 TFmode and TImode masks.
12277 (ix86_expand_copysign): Expand TFmode copysign insn.
12278 (IX86_BUILTIN_INFQ): New.
12279 (IX86_BUILTIN_FABSQ): Ditto.
12280 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12281 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12282 [__builtin_fabsq]: Ditto.
12283 [__builtin_copysignq]: Ditto.
12284 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12285 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12286 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12287 ix86_expand_binop_builtin().
12289 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12291 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12293 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12296 * rtl.h (push_to_sequence2): New.
12297 * emit-rtl.c (push_to_sequence2): New.
12298 * function.c (assign_parm_data_all): Add new fields.
12299 (assign_parm_setup_block): Call push_to_sequence2 instead of
12301 (assign_parm_setup_reg): Ditto.
12302 (assign_parm_setup_stack): Ditto.
12303 (assign_parms_unsplit_complex): Ditto.
12304 (assign_parms): Change field name.
12306 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12308 PR tree-optimization/32220
12309 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12310 phi node is reached before defining statement.
12312 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12315 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12316 after changing the right hand side of the assignment.
12318 2007-06-06 Eric Christopher <echristo@apple.com>
12320 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12321 (x86_64-*-darwin*): Ditto.
12322 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12323 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12325 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12327 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12328 coding conventions.
12329 (add_key): Likewise.
12330 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12331 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12333 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12335 (add_cost_one_coalesce): Likewise.
12336 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12337 variable names. Rename orig to orig_name for consistency.
12338 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12339 coding conventions.
12340 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12342 (record_equivalences_from_stmt): Likewise.
12343 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12344 the coding conventions.
12345 (memory_ssa_name_same): Likewise.
12346 (dse_optimize_stmt): Likewise.
12347 (dse_record_phis): Likewise.
12348 (dse_finalize_block): Likewise.
12349 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12350 keywords as variable names.
12351 (may_move_till): Cast according to the coding conventions.
12352 (force_move_till_expr): Avoid using C++ keywords as variable names.
12353 (force_move_till): Cast according to the coding conventions.
12354 (memref_hash): Likewise.
12355 (memref_eq): Likewise.
12356 (gather_mem_refs_stmt): Likewise.
12357 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12358 using C++ keywords as variable names.
12359 (idx_find_step): Cast according to the coding conventions.
12360 (idx_record_use): Likewise.
12361 (find_depends): Likewise.
12362 (prepare_decl_rtl): Likewise.
12363 (mbc_entry_hash): Likewise.
12364 (mbc_entry_eq): Likewise.
12365 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12366 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12367 (idx_infer_loop_bounds): Cast according to the coding conventions.
12368 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12369 * tree-ssa-math-opts.c (occ_new ): Likwise.
12370 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12372 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12374 (add_use_op): Likewise.
12375 (add_vop): Likewise.
12376 (add_vuse_op): Likewise.
12377 (add_vdef_op): Likewise.
12378 (get_expr_operands): Likewise.
12379 (push_stmt_changes): Use type safe memory macros.
12380 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
12381 keywords as variable names.
12382 (conditional_replacement): Likewise.
12383 (minmax_replacement): Likewise.
12384 (abs_replacement): Likewise.
12385 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
12386 coding conventions.
12387 (insert_fake_stores): Avoid using C++ keywords as variable names.
12388 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
12390 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
12391 (heapvar_insert): Use type safe memory macros.
12392 (new_var_info): Cast according to the coding conventions.
12393 (new_constraint): Likewise.
12394 (remove_preds_and_fake_succs): Use type safe memory macros.
12395 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
12397 (thread_single_edge): Likewise.
12398 (thread_through_loop_header): Likewise.
12400 2007-06-06 Eric Christopher <echristo@apple.com>
12402 * config/i386/i386.c (override_options): Move handling
12403 of TARGET_SUBTARGET* earlier.
12405 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
12407 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
12410 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
12412 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
12413 emited outside of basic block.
12414 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
12415 the created blocks.
12416 * rtl.h (delete_insn_chain): Declaration changed.
12417 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
12419 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
12420 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12421 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
12422 to delete_insn_chain.
12423 (rtl_verify_flow_info_1): Verify that the insns in header and footer
12424 do not have bb field set.
12425 (rtl_verify_flow_info): Verify that insns between basic blocks do not
12427 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
12428 * cfgcleanup.c (try_optimize_cfg): Ditto.
12430 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12432 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
12433 (lambda_body_vector_new): Use type safe memory macros.
12434 (lambda_linear_expression_new): Likewise.
12435 (lambda_loopnest_new): Likewise.
12436 (lambda_lattice_new): Likewise.
12437 (replace_uses_equiv_to_x_with_y): Cast according to the coding
12438 conventions. Use type safe memory macros.
12439 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
12440 (lambda_body_vector_s): Likewise.
12441 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
12442 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
12444 2007-06-06 Richard Guenther <rguenther@suse.de>
12446 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
12447 if we need to schedule cfg_cleanup.
12448 (tree_ssa_forward_propagate_single_use_vars): Do so.
12450 2007-06-06 Ian Lance Taylor <iant@google.com>
12452 * fold-const.c (merge_ranges): If range_successor or
12453 range_predecessor fail, just return 0.
12455 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12457 PR tree-optimization/32216
12458 * tree-vectorizer.c (supportable_widening_operation): Determine
12459 signedness of FIX_TRUNC_EXPR from output operand.
12460 (supportable_narrowing_operation): Ditto.
12461 * tree-vect-generic.c (expand_vector_operations_1): Determine
12462 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
12463 from input operand.
12465 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12467 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
12468 (struct pta): ...from here. Change flags to unsigned to avoid
12469 excessive casting (as it is used as a bit mask).
12470 (override_options): Add casts according to the coding convenventions.
12471 (x86_64_elf_unique_section): Likewise.
12472 (examine_argument): Avoid using C++ keywords as variable names.
12473 (construct_container): Likewise.
12474 (legitimize_pic_address): Likewise.
12475 (get_dllimport_decl): Cast according to the coding conventions. Use
12476 type safe memory macros.
12477 (legitimize_address): Cast according to the coding conventions.
12478 (emit_i387_cw_initialization): Corrected the type of slot to enum
12480 (ix86_init_machine_status): Use type safe memory macros.
12481 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
12482 (bdesc_pcmpistr): Likewise.
12483 (bdesc_crc32): Likewise.
12484 (bdesc_sse_3arg): Likewise.
12485 (bdesc_2arg): Likewise.
12486 (bdesc_1arg): Likewise.
12487 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
12488 (ix86_expand_sse_pcmpistr): Likewise.
12489 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
12490 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
12491 int to match the langhook definition.
12492 (ix86_builtin_conversion): Change the type of code to unsigned init to
12493 match the langhook definition.
12494 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
12496 (ix86_preferred_output_reload_class): Likewise.
12497 (ix86_cannot_change_mode_class): Likewise.
12498 (ix86_memory_move_cost): Likewise.
12499 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
12500 avoid excessive casting later on.
12501 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
12503 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12505 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
12506 as flags setting insn.
12507 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
12509 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12511 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
12512 (UNSPEC_ROUND): New.
12513 ("sse4_1_round<mode>2"): New insn pattern.
12514 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
12516 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
12517 expander using SSEMODEF mode macro. Expand using
12518 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12519 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
12520 expander using SSEMODEF mode macro. Expand using
12521 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12522 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
12523 expander using SSEMODEF mode macro. Expand using
12524 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12525 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
12526 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
12527 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
12530 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
12531 Sebastian Pop <sebpop@gmail.com>
12533 * lambda.h (build_linear_expr): New.
12534 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
12535 Use build_linear_expr, call fold and force_gimple_operand.
12536 (lambda_loopnest_to_gcc_loopnest): Check that there is
12537 something to insert.
12538 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
12540 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
12542 PR preprocessor/23479
12543 * doc/extend.texi: Document the 0b-prefixed binary integer
12544 constant extension.
12546 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12548 PR tree-optimization/32215
12549 * tree-vectorizer.c (supportable_widening_operation): Return false
12550 for unsupported FIX_TRUNC_EXPR tree code.
12551 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
12553 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
12555 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
12556 register on SPE targets. Change documentation to reflect
12558 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12559 Change FIXED_SCRATCH to 14 and document why we're keeping r14
12560 out of the register allocation pool.
12561 (rs6000_reg_live_or_pic_offset_p): New function.
12562 (rs6000_emit_prologue): Move the actual saving of LR up to free
12563 r0 for holding r11. Split saving of SPE 64-bit registers into
12564 its own case. Ensure that offsets will always be in-range for
12565 'evstdd' by using r11 as a scratch register to point at the start
12566 of the SPE save area. Save r11 if necessary, as it is the static
12568 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
12569 into its own case. Ensure that offsets will always be in-range
12570 for 'evldd' by using r11 as a scratch register to point at the
12571 start of the SPE save area. Also adjust r11 when restoring
12572 the stack pointer to compensate for pre-loading r11.
12574 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
12576 * cfg.c (init_flow): Use type safe memory macros.
12577 (alloc_block): Likewise.
12578 (unchecked_make_edge): Likewise.
12579 (dump_flow_info): Avoid using C++ keywords as variable names.
12580 (copy_original_table_clear): Cast according to the coding conventions.
12581 (copy_original_table_set): Likewise.
12582 * cfgexpand (label_rtx_for_bb): Likewise.
12583 (expand_gimple_basic_block): Likewise.
12584 * cfghooks.c (dump_bb): Likewise.
12585 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
12587 (lv_add_condition_to_bb): Likewise.
12588 * cfglayout (relink_block_chain): Cast according to the coding
12590 (fixup_reorder_chain): Likewise.
12591 (fixup_fallthru_exit_predecessor): Likewise.
12592 * cfgloop.c (glb_enum_p): Likewise.
12593 (get_exit_description): Likewise.
12594 (dump_recorded_exit): Likewise.
12595 * cfgloop.h (enum loop_estimation): Move out of struct scope...
12596 (struct loop): ... from here.
12597 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
12599 * cfgrtl.c (rtl_create_basic_block): Likewise.
12600 (rtl_split_block): Likewise.
12601 (rtl_dump_bb): Likewise.
12602 (cfg_layout_split_block): Likewise.
12603 (init_rtl_bb_info): Use typesafe memory macros.
12605 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
12606 * graphds.h: Updated all usages of edge to graph_edge.
12607 * graphds.c: Likewise.
12608 * cfgloopanal.c: Likewise.
12610 2007-06-05 Ian Lance Taylor <iant@google.com>
12612 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
12613 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
12614 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
12616 (test_for_singularity): Likewise.
12618 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12620 * config/i386/constraints.md ("Y2"): Replaced by ...
12622 * config/i386/i386.md: Likewise.
12623 * config/i386/mmx.md: Likewise.
12624 * config/i386/sse.md: Likewise.
12626 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12628 * config/i386/constraints.md ("z"): Replaced by ...
12630 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
12631 (sse4_1_blendvps): Likewise.
12632 (sse4_1_pblendvb): Likewise.
12633 (sse4_2_pcmpestr): Likewise.
12634 (sse4_2_pcmpestrm): Likewise.
12635 (sse4_2_pcmpestr_cconly): Likewise.
12636 (sse4_2_pcmpistr): Likewise.
12637 (sse4_2_pcmpistrm): Likewise.
12638 (sse4_2_pcmpistr_cconly): Likewise.
12640 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
12642 * matrix-reorg.c (transform_access_sites): Fix computation.
12643 (transform_allocation_sites): Same.
12645 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12647 * config/i386/i386.c (override_options): Use
12648 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
12650 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12652 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
12653 (nonimm_not_xmm0_operand): Ditto.
12654 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
12655 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
12656 as operand[2] predicate. Require "z" class XMM register for
12657 operand[3]. Adjust asm template.
12658 ("sse4_1_blendvpd"): Ditto.
12659 ("sse4_1_pblendvb"): Ditto.
12660 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
12661 force op2 into xmm0 register for variable blend instructions.
12663 2007-06-04 Tom Tromey <tromey@redhat.com>
12665 * c-tree.h (start_enum): Update.
12666 (build_enumerator): Likewise.
12667 * c-decl.c (enum_next_value): Removed.
12668 (enum_overflow): Likewise.
12669 (start_enum): Add c_enum_contents argument. Don't use globals.
12670 (build_enumerator): Likewise.
12671 * c-tree.h (struct c_enum_contents): New struct.
12673 2007-06-04 Tom Tromey <tromey@redhat.com>
12675 * c-common.c (c_common_get_alias_set): Fix indentation.
12677 2007-06-04 Ian Lance Taylor <iant@google.com>
12679 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
12680 to overflow, reduce overflow infinity to regular infinity.
12681 (vrp_var_may_overflow): New static function.
12682 (vrp_visit_phi_node): Check vrp_var_may_overflow.
12684 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
12686 * stor-layout.c (layout_type): Remove duplicate code.
12688 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
12691 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
12692 before build_common_builtin_nodes ().
12694 2007-06-04 Steve Ellcey <sje@cup.hp.com>
12697 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
12699 2007-06-04 Jan Hubicka <jh@suse.cz>
12701 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
12702 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
12703 instead of _stat version.
12705 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12707 PR tree-optimization/32194
12708 * tree-predcom.c (determine_offset): Check that both references have
12711 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12713 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
12714 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
12715 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12716 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
12717 Add argument to iterate_fix_dominators call.
12718 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
12719 * gcse.c (hoist_code): Change domby to vector.
12720 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
12721 Add argument to iterate_fix_dominators call.
12722 * loop-doloop.c (doloop_modify): Changed recount_dominator to
12723 recompute_dominator.
12724 * lambda-code.c (perfect_nestify): Ditto.
12725 * cfgloopanal.c: Include graphds.h.
12726 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
12727 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
12728 (mark_irreducible_loops): Use graphds_scc. Remove argument from
12730 * graphds.c: New file.
12731 * graphds.h: New file.
12732 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
12733 (get_dominated_by, get_dominated_by_region): Change return type to
12735 (verify_dominators): Recompute all dominators and compare the results.
12736 (recount_dominator): Renamed to ...
12737 (recompute_dominator): ... this. Do not check that the block is
12738 dominated by entry.
12739 (iterate_fix_dominators): Reimplemented.
12740 (prune_bbs_to_update_dominators, root_of_dom_tree,
12741 determine_dominators_for_sons): New functions.
12742 * et-forest.c (et_root): New function.
12743 * et-forest.h (et_root): Declare.
12744 * Makefile.in (graphds.o): Add.
12745 (cfgloopanal.o): Add graphds.h dependency.
12746 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
12747 * basic-block.h (get_dominated_by, get_dominated_by_region,
12748 iterate_fix_dominators): Declaration changed.
12749 (recount_dominator): Renamed to ...
12750 (recompute_dominator): ... this.
12751 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
12752 (thread_through_all_blocks): Do not free dominance info.
12754 2007-06-03 Andreas Schwab <schwab@suse.de>
12756 * config/m68k/m68k.c (override_options): Don't override
12758 * config/m68k/m68k-modes.def (SF, DF): Define to use
12759 motorola_single_format and motorola_double_format, resp.
12760 * real.c (motorola_single_format): Renamed from
12761 coldfire_single_format.
12762 (motorola_double_format): Renamed from coldfire_double_format.
12763 (encode_ieee_extended): Generate a proper canonical NaN image
12764 respecting canonical_nan_lsbs_set.
12765 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
12767 * real.h: Adjust declarations.
12769 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
12772 * config/sh/sh.md (symGOT_load): Don't schedule insns when
12773 the symbol is generated with the stack protector.
12775 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
12777 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
12778 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
12780 * doc/extend.texi (interrupt): Mention m68k.
12782 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
12784 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
12785 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
12786 (ix86_expand_sse_pcmpestr): Do not check operands for
12787 "register_operand", when insn operand predicate is "register_operand".
12788 (ix86_expand_sse_pcmpistr): Ditto.
12790 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
12791 Uros Bizjak <ubizjak@gmail.com>
12793 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
12794 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
12795 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
12796 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
12797 * config/i386/constraints.md ("z"): New register constraint
12798 for members of SSE_FIRST_REG class.
12799 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
12800 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
12801 SSE_FIRST_REG class.
12802 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
12803 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
12804 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
12805 (IX86_BUILTIN_PCMPESTRM128): Likewise.
12806 (IX86_BUILTIN_PCMPESTRA128): Likewise.
12807 (IX86_BUILTIN_PCMPESTRC128): Likewise.
12808 (IX86_BUILTIN_PCMPESTRO128): Likewise.
12809 (IX86_BUILTIN_PCMPESTRS128): Likewise.
12810 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
12811 (IX86_BUILTIN_PCMPISTRI128): Likewise.
12812 (IX86_BUILTIN_PCMPISTRM128): Likewise.
12813 (IX86_BUILTIN_PCMPISTRA128): Likewise.
12814 (IX86_BUILTIN_PCMPISTRC128): Likewise.
12815 (IX86_BUILTIN_PCMPISTRO128): Likewise.
12816 (IX86_BUILTIN_PCMPISTRS128): Likewise.
12817 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
12818 (struct builtin_description): Change "flag" field to unsigned.
12819 (bdesc_pcmpestr): New builtin description table.
12820 (bdesc_pcmpistr): Likewise.
12821 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
12822 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
12823 Initialize pcmp[ei]str[im] insns for SSE4.2.
12824 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
12825 (ix86_expand_sse_pcmpistr): Likewise.
12826 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
12827 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
12828 (UNSPEC_PCMPISTR): Likewise.
12829 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
12830 (sse4_2_pcmpestri):New isns pattern.
12831 (sse4_2_pcmpestrm): Likewise.
12832 (sse4_2_pcmpestr_cconly): Likewise.
12833 (sse4_2_pcmpistr): New insn patern and splitter.
12834 (sse4_2_pcmpistri):New isns pattern.
12835 (sse4_2_pcmpistrm): Likewise.
12836 (sse4_2_pcmpistr_cconly): Likewise.
12837 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
12840 2007-06-01 David Daney <ddaney@avtrex.com>
12842 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
12843 LOADGP_ABSOLUTE and not binds_local_p.
12845 2007-06-01 Geoffrey Keating <geoffk@apple.com>
12847 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
12849 2007-06-01 Ian Lance Taylor <iant@google.com>
12851 * tree-vrp.c (compare_name_with_value): Always set
12852 used_strict_overflow if we get a result from the variable itself.
12854 2007-06-01 Ian Lance Taylor <iant@google.com>
12856 PR rtl-optimization/31455
12857 * lower-subreg.c (find_decomposable_subregs): Don't decompose
12858 subregs which have a cast between modes which are not tieable.
12860 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
12862 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
12863 breaks after return statements.
12865 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
12867 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
12868 only after no_new_pseudos.
12870 2007-05-31 Eric Christopher <echristo@apple.com>
12872 * expr.c (convert_move): Assert that we don't have a BLKmode
12874 (store_expr): Handle BLKmode moves by calling emit_block_move.
12876 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
12878 * c-typeck.c (build_indirect_ref): Include type in error message.
12879 (build_binary_op): Pass types to binary_op_error.
12880 * c-common.c (binary_op_error): Take two type arguments, print out
12882 * c-common.h (binary_op_error): Update prototype.
12884 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12886 * config/i386/i386.c: Correct coments on -mno-sse4.
12888 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12890 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
12891 (x86_64-*-*): Likewise.
12892 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
12893 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
12894 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12895 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
12896 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12897 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12898 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12899 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12900 (OPTION_MASK_ISA_SSE4): Likewise.
12901 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
12902 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12903 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
12904 (override_options): Support SSE4.2.
12905 (ix86_build_const_vector): Support SImode and DImode.
12906 (ix86_build_signbit_mask): Likewise.
12907 (ix86_expand_int_vcond): Support V2DImode.
12908 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
12909 (IX86_BUILTIN_CRC32HI): Likewise.
12910 (IX86_BUILTIN_CRC32SI): Likewise.
12911 (IX86_BUILTIN_CRC32DI): Likewise.
12912 (IX86_BUILTIN_PCMPGTQ): Likewise.
12913 (bdesc_crc32): Likewise.
12914 (bdesc_sse_3arg): Likewise.
12915 (ix86_expand_crc32): Likewise.
12916 (ix86_init_mmx_sse_builtins): Support SSE4.2.
12917 (ix86_expand_builtin): Likewise.
12918 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12919 __SSE4_2__ for -msse4.2.
12920 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
12921 (CRC32MODE): Likewise.
12922 (crc32modesuffix): Likewise.
12923 (crc32modeconstraint): Likewise.
12924 (sse4_2_crc32<mode>): Likewise.
12925 (sse4_2_crc32di): Likewise.
12926 * config/i386/i386.opt (msse4.2): New for SSE4.2.
12928 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
12929 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
12930 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
12931 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
12932 (vcondu<mode>): Likewise.
12933 * doc/extend.texi: Document SSE4.2 built-in functions.
12934 * doc/invoke.texi: Document -msse4.2/-msse4.
12936 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
12938 PR tree-optimization/32160
12939 * tree-predcom.c (predcom_tmp_var): New function. Mark created
12940 variable as gimple reg.
12941 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
12943 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
12945 * gcc.c (main): Don't consider linker options when issuing the
12946 warning about a linker input file not being used.
12948 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12950 * tree-vrp.c (compare_names): Initialize sop.
12952 2007-05-30 Dirk Mueller <dmueller@suse.de>
12954 * cgraphunit.c (cgraph_analyze_function): Remove
12955 computation of inline parameters.
12957 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12959 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
12961 2007-05-30 Richard Sandiford <richard@codesourcery.com>
12963 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
12964 Add vx-common.h. Include vxworks.h between vx-common.h and
12966 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
12968 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
12969 (TARGET_ASM_DESTRUCTOR): Likewise.
12970 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
12971 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
12972 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12973 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
12974 (VXWORKS_ENDIAN_SPEC): Define.
12975 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
12976 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
12977 VXWORKS_* equivalents.
12978 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
12979 (ASM_FILE_START): Delete.
12980 (TARGET_VERSION): Reformat.
12981 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
12982 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
12983 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
12984 (FPBIT, DPBIT): Define.
12985 (fp-bit.c, dp-bit.c): New rules.
12986 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
12987 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
12988 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
12989 * config/arm/arm.h: Include vxworks-dummy.h.
12990 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
12991 Mark with ATTRIBUTE_UNUSED.
12992 (arm_override_options): Do not allow VxWorks RTP PIC to be used
12993 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
12994 make it incompatible with -msingle-pic-base.
12995 (arm_function_ok_for_sibcall): Return false for calls that might
12996 go through a VxWorks PIC PLT entry.
12997 (require_pic_register): New function, split out from...
12998 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13000 (arm_load_pic_register): Handle the VxWorks RTP initialization
13001 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13002 (arm_emit_call_insn): New function.
13003 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13004 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13005 (pic_offset_arm): New pattern.
13006 (call, call_value): Use arm_emit_call_insn.
13007 (call_internal, call_value_internal): New expanders.
13008 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13009 VxWorks unless __PIC__.
13011 2007-05-30 Eric Christopher <echristo@gmail.com>
13013 * genrecog.c: Include regs.h in generated file.
13014 * genemit.c: Ditto. Fix up formatting.
13015 * config/mn10300/constraints.md: New.
13016 * config/mn10300/mn10300.md: Include.
13017 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13018 Fix up for removed macro.
13019 * config/mn10300/predicates.md (call_address_operand): Ditto.
13020 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13021 (CONST_OK_FOR_I): Ditto.
13022 (CONST_OK_FOR_J): Ditto.
13023 (CONST_OK_FOR_K): Ditto.
13024 (CONST_OK_FOR_L): Ditto.
13025 (CONST_OK_FOR_M): Ditto.
13026 (CONST_OK_FOR_N): Ditto.
13027 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13031 (EXTRA_CONSTRAINT): Ditto.
13033 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13035 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13037 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13038 OPTION_MASK_ISA_64BIT.
13039 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13041 2007-05-30 Richard Guenther <rguenther@suse.de>
13043 PR middle-end/32152
13044 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13045 types for comparison.
13046 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13047 with original typed arguments.
13048 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13050 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13052 PR tree-optimization/31769
13053 * except.c (duplicate_eh_regions): Clear prev_try if
13054 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13056 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13058 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13059 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13060 bsi of the location where statements should be inserted.
13061 (sink_code_in_bb): Take bsi from statement_sink_location.
13062 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13063 instead of bsi_start.
13064 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13066 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13067 (bsi_move_before): Document inconsistency with bsi_move_after.
13068 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13070 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13072 * config/i386/i386.h (TARGET_ABM): New define.
13073 (TARGET_POPCNT): Ditto.
13074 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13075 New temporary defines to redefine from OPTION_ISA_* defines.
13076 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13077 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13078 (ix86_isa_flags): New extern int declaration.
13079 (TARGET_SUBTARGET_DEFAULT): New define.
13080 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13081 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13082 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13083 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13084 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13085 * config/i386/darwin.h: Change TARGET_64BIT define to
13088 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13089 using existing "ix86_isa_flags" varible.
13090 (m32, m64): Use existing "ix86_isa_flags" variable.
13091 (mmmx, m3dnow): Ditto.
13092 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13093 (mabm): Define as non-negative option using "x86_abm" variable.
13094 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13096 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13097 Rewrite feature test bitmap.
13098 (ix86_isa_flags): New initialized global int varible.
13099 (ix86_isa_flags_explicit): New static int variable.
13100 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13101 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13102 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13103 target_flags_explicit.
13104 (override_options): Remove "target_enable" and "target_disable" fields
13105 from "struct ptt". Update processor_target_table accordingly. Remove
13106 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13107 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13108 "target_flags" and "ix86_isa_flags_explicit" instead of
13109 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13110 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13111 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13112 to true when either of PTA_POPCNT or PTA_ABM is set in
13113 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13114 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13115 processor_alias_table flags entry. Remove handling of
13116 "target_enable" and "target_disable" fields of processor_target_table.
13117 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13118 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13119 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13120 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13121 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13123 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13125 2007-05-29 David Daney <ddaney@avtrex.com>
13128 * config/mips/mips.c (mips_output_mi_thunk): Emit
13129 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13131 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13132 * config/i386/i386.c (ix86_function_regparm): Added checking of
13133 ix86_force_align_arg_pointer to determine the number of
13134 register parameters.
13136 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13138 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13139 (SET_DR_MISALIGNMENT): New.
13140 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13141 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13142 Use SET_DR_MISALIGNMENT.
13143 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13145 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13146 find_loop_nest): Export.
13147 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13148 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13149 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13150 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13152 (struct mem_ref): Add field reuse_distance.
13153 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13154 Initialize reuse_distance field.
13155 (issue_prefetch_ref): Select temporality of prefetch according to
13157 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13158 self_reuse_distance, determine_loop_nest_reuse): New functions.
13159 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13160 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13161 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13164 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13166 * tree-ssa-alias.c: Add aliasing overview.
13168 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13169 Danny Smith <dannysmith@users.sourceforge.net>
13172 * config/i386/t-crtfm: Compile crtfastmath.o with
13173 -minline-all-stringops.
13174 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13175 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13177 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13179 * doc/md.texi: Document constraints on HP PA-RISC.
13181 * pa/constraints.md: New file.
13182 * pa.md: Include constraints.md.
13183 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13184 (integer_store_memory_operand, ldil_cint_p): New functions.
13185 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13186 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13187 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13188 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13189 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13191 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13194 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13195 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13196 case POSTDECREMENT_EXPR>): Return the error_mark_node
13197 if either the real or imaginary parts would an
13200 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13202 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13203 name when we remove it from a call.
13205 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13207 * targhooks.c (default_narrow_bitfield): Remove.
13208 * targhooks.h: Remove the prototype for
13209 default_narrow_bitfield.
13211 * langhooks-def.h: Remove the prototype for
13212 hook_get_alias_set_0.
13213 * langhooks.c (hook_get_alias_set_0): Remove.
13215 * global.c (EXECUTE_IF_CONFLICT): Remove.
13217 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13220 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13221 return true when truth_value_p is true and the type
13224 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13226 * doc/install.texi (Prerequisites): We no longer require Autoconf
13227 2.13 for the top-level.
13229 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13231 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13232 memory access via x86_expand_vector_move_misalign() only for
13233 TImode values on 32-bit targets.
13235 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13237 * matrix-reorg.c: New file. Implement matrix flattening and
13238 transposing optimization.
13239 * tree-pass.h: Add matrix reorg pass.
13240 * common.opt: Add fipa-mreorg flag.
13241 * Makefile.in: Add matrix-reorg.c.
13242 * passes.c: Add matrix reorg pass.
13243 * varpool.c (add_new_static_var): New function.
13244 * cgraph.h (add_new_static_var): Declare.
13246 2007-05-27 Eric Christopher <echristo@apple.com>
13248 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13249 sp_offset depending on stack size. Save r12 depending
13250 on registers we're saving later.
13251 (rs6000_emit_epilogue): Update sp_offset depending only
13254 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13256 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13257 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13258 * ifcvt.c (if_convert): Ditto.
13259 * tree-ssa-threadupdate.c (thread_block): Ditto.
13260 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13261 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13262 verify_loop_closed_ssa): Check number_of_loops instead of
13264 * predict.c (tree_estimate_probability): Ditto.
13265 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13266 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13267 * modulo-sched.c (sms_schedule): Ditto.
13268 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13269 (scev_finalize): Do not do anything if scev analysis was not
13271 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13272 current_loops == NULL.
13273 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13274 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13275 there are no loops.
13276 (loop_optimizer_finalize): Assert that loops were analyzed.
13277 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13278 rtl_doloop): Check number_of_loops instead of current_loops.
13279 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13280 current_loops == NULL.
13281 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13282 gate_tree_vectorize tree_linear_transform, check_data_deps,
13283 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13284 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13285 Check number_of_loops instead of current_loops.
13286 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13287 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13288 free loops if available.
13289 (execute_pre): Do not pass do_fre to fini_pre.
13291 2007-05-27 Tobias Burnus <burnus@net-b.de>
13293 PR middle-end/32083
13294 * real.c (mpfr_from_real): Fix sign of -Inf.
13296 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13298 * tree-vect-transform.c (vectorizable_conversion): Initialize
13299 tree_code variables to ERROR_MARK.
13300 (vectorizable_type_demotion): Likewise.
13301 (vectorizable_type_promotion): Likewise.
13303 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13306 * config/i386/i386.md (movti): Handle push operands via
13307 ix86_expand_push().
13309 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13311 * basic-block.h: Remove the prototype for merge_seq_blocks.
13312 * cfgcleanup.c (merge_seq_blocks): Remove.
13314 * tree-flow.h: Remove the prototype for is_aliased_with.
13315 * tree-ssa-alias.c (is_aliased_with): Remove.
13317 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13319 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13321 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13323 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13324 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13325 (vec_unpacks_hi_v16qi): Likewise.
13326 (vec_unpacku_lo_v16qi): Likewise.
13327 (vec_unpacks_lo_v16qi): Likewise.
13328 (vec_unpacku_hi_v8hi): Likewise.
13329 (vec_unpacks_hi_v8hi): Likewise.
13330 (vec_unpacku_lo_v8hi): Likewise.
13331 (vec_unpacks_lo_v8hi): Likewise.
13332 (vec_unpacku_hi_v4si): Likewise.
13333 (vec_unpacks_hi_v4si): Likewise.
13334 (vec_unpacku_lo_v4si): Likewise.
13335 (vec_unpacks_lo_v4si): Likewise.
13337 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13339 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13340 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13341 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13342 follow spelling conventions in various
13343 warning/error/diagnostic messages.
13345 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13346 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13347 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13348 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13349 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13350 * doc/tm.texi: Follow spelling conventions.
13352 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13355 * tree-ssa-forwprop.c
13356 (forward_propagate_addr_into_variable_array_index): Remove
13357 the lhs argument. Use the type of def_rhs instead of lhs.
13358 (forward_propagate_addr_expr_1): Update use of
13359 forward_propagate_addr_into_variable_array_index.
13361 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13362 Nigel Stephens <nigel@mips.com>
13364 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13365 function attributes, "far" being an alias for "long_call".
13366 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13367 (mips_near_type_p, mips_far_type_p): New.
13368 (mips_comp_type_attributes): New function to check that attributes
13369 attached to a function type are compatible.
13370 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13371 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13372 to the target function of the thunk.
13373 (mips_encode_section_info): Check for "near" and "far" function
13374 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13376 * config/mips/predicates.md (const_call_insn_operand): Test only
13377 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
13379 * doc/extend.texi (Function Attributes): Document MIPS "near" and
13382 * testsuite/gcc.target/mips/near-far-1.c: New test case.
13383 * testsuite/gcc.target/mips/near-far-2.c: New test case.
13384 * testsuite/gcc.target/mips/near-far-3.c: New test case.
13385 * testsuite/gcc.target/mips/near-far-4.c: New test case.
13387 2007-05-25 Eric Christopher <echristo@apple.com>
13389 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
13390 to x86-darwin configurations.
13391 * config/i386/t-darwin: Add softfp support.
13392 * config/i386/t-darwin64: Ditto.
13393 * config/i386/sfp-machine.h: If mach then don't use
13394 aliasing, emit a stub to call.
13396 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
13398 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
13399 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
13400 tree-predcom.c, tree-ssa-alias-warnings.c,
13401 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
13402 comment typos. Follow spelling conventions.
13403 * doc/cpp.texi, doc/invoke.texi: Fix typos.
13405 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13408 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
13409 constants into memory. Expand unaligned memory references for
13410 SSE modes via x86_expand_vector_move_misalign() function.
13412 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
13414 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
13415 "memory" attribute for "sseishft" type insn without operands[2].
13417 2007-05-25 Dirk Mueller <dmueller@suse.de>
13418 Marcus Meissner <meissner@suse.de>
13420 * doc/extend.texi (alloc_size): New attribute.
13421 * c-common.c (handle_alloc_size_attribute): New.
13422 * tree-object-size.c (alloc_object_size): Use alloc_size
13423 attribute, if available.
13425 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13427 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
13429 (__builtin_ia32_vec_ext_v2di): Likewise.
13430 (__builtin_ia32_vec_ext_v4si): Likewise.
13431 (__builtin_ia32_vec_ext_v8hi): Likewise.
13432 (__builtin_ia32_vec_ext_v16qi): Likewise.
13433 (__builtin_ia32_vec_set_v8hi): Likewise.
13435 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13437 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
13439 2007-05-25 Richard Sandiford <richard@codesourcery.com>
13441 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
13442 (arm_is_longcall_p): Rename to...
13443 (arm_is_long_call_p): ...this. Take a single tree argument and
13445 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
13446 (CUMULATIVE_ARGS): Remove call_cookie.
13447 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
13448 (ENCODED_LONG_CALL_ATTR_P): Delete.
13449 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
13450 LONG_CALL_FLAG_CHAR cases.
13451 (ARM_DECLARE_FUNCTION_SIZE): Delete.
13452 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
13453 ARM_DECLARE_FUNCTION_SIZE.
13454 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
13455 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
13456 (arm_encode_call_attribute, current_file_function_operand): Delete.
13457 (arm_function_in_section_p): New function.
13458 (arm_is_longcall_p): Rename to...
13459 (arm_is_long_call_p): ...this. Take the target function as a single
13460 argument and return a bool. Do not rely on call cookies. Check
13461 whether the target symbol is in the same section as the current
13462 function, not just the same compilation unit.
13463 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
13464 (arm_encode_section_info): Don't encode a call type.
13465 * config/arm/arm.md (call, call_value): Update calls to
13466 arm_is_long(_)call_p. Simplify logic.
13467 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
13468 Update calls to arm_is_long(_)call_p.
13470 2007-05-25 Richard Guenther <rguenther@suse.de>
13472 PR tree-optimization/31982
13473 * tree-ssa-forwprop.c
13474 (forward_propagate_addr_into_variable_array_index): Handle arrays
13475 with element size one.
13477 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13479 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
13480 (umulsi3_highpart): Likewise.
13482 2007-05-24 Ian Lance Taylor <iant@google.com>
13484 PR rtl-optimization/32069
13485 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
13488 2007-05-24 Ollie Wild <aaw@google.com>
13490 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
13493 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
13495 * postreload-gcse.c (reg_changed_after_insn_p): New function.
13496 (oprs_unchanged_p): Use it to check all registers in a REG.
13497 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
13498 (reg_set_between_after_reload_p): Delete.
13499 (reg_used_between_after_reload_p): Likewise.
13500 (reg_set_or_used_since_bb_start): Likewise.
13501 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
13502 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
13503 Use reg_set_between_p instead of reg_set_between_after_reload_p.
13504 * rtlanal.c (reg_set_p): Check whether REG overlaps
13505 regs_invalidated_by_call, rather than just checking the
13506 membership of REGNO (REG).
13508 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13510 * doc/passes.texi: Document predictive commoning.
13511 * doc/invoke.texi (-fpredictive-commoning): Document.
13512 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
13513 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
13514 adding indices to the generated name.
13515 (schedule_sm): Pass 0 to get_lsm_tmp_name.
13516 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
13517 * tree-pretty-print.c (op_symbol_1): Renamed to ...
13518 (op_symbol_code): ... and exported.
13519 (dump_omp_clause, op_symbol): Use op_symbol_code
13520 instead of op_symbol_1.
13521 * tree-pass.h (pass_predcom): Declare.
13522 * timevar.def (TV_PREDCOM): New timevar.
13523 * tree-ssa-loop.c (run_tree_predictive_commoning,
13524 gate_tree_predictive_commoning, pass_predcom): New.
13525 * tree-data-ref.c (find_data_references_in_loop): Find the
13526 references in dominance order.
13527 (canonicalize_base_object_address): Ensure that the result has
13529 (dr_analyze_innermost): Export.
13530 (create_data_ref): Code to fail for references with invariant
13532 (find_data_references_in_stmt): ... here.
13533 * tree-data-ref.h (dr_analyze_innermost): Declare.
13534 * tree-affine.c: Include tree-gimple.h and hashtab.h.
13535 (aff_combination_find_elt, name_expansion_hash,
13536 name_expansion_eq, tree_to_aff_combination_expand,
13537 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
13539 * tree-affine.h (aff_combination_constant_multiple_p,
13540 tree_to_aff_combination_expand): Declare.
13541 * tree-predcom.c: New file.
13542 * common.opt (fpredictive-commoning): New option.
13543 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
13544 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
13545 * Makefile.in (tree-predcom.o): Add.
13546 (tree-affine.o): Add TREE_GIMPLE_H dependency.
13547 * passes.c (init_optimization_passes): Add dceloop after
13548 copy propagation in loop optimizer. Add predictive commoning
13549 to loop optimizer passes.
13551 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13553 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
13556 2007-05-24 Jan Hubicka <jh@suse.cz>
13558 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
13560 (genheader): Include statistics.h.
13562 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
13564 * print-rtl.c (flag_dump_unnumbered): Update comments.
13565 (print_rtl): Fix my previous change.
13566 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
13569 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13571 PR middle-end/32018
13572 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
13574 (thread_through_all_blocks): Call initialize_original_copy_tables
13575 and free_original_copy_tables.
13576 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
13578 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13579 * cfghooks.c (duplicate_block): Use get_loop_copy.
13580 * cfg.c: Include cfgloop.h.
13581 (loop_copy): New hash table.
13582 (initialize_original_copy_tables): Initialize loop_copy table.
13583 (free_original_copy_tables): Free loop_copy table.
13584 (copy_original_table_clear, copy_original_table_set,
13585 set_loop_copy, get_loop_copy): New functions.
13586 (set_bb_original, set_bb_copy): Use copy_original_table_set.
13587 * cfgloop.h (struct loop): Remove copy field.
13588 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
13589 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
13591 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13593 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
13594 -msse/-msse2/-msse3.
13596 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13598 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
13599 __builtin_ia32_vec_set_v2di with MASK_64BIT.
13601 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
13604 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
13605 * targhooks.h (default_mangle_decl_assembler_name): Declare
13607 * targhooks.c (default_mangle_decl_assembler_name): Define
13609 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
13611 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
13612 * langhooks.c (lhd_set_decl_assembler_name): Call
13613 targetm.mangle_decl_assembler_name for names with global scope.
13615 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
13617 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
13618 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
13620 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
13621 New. Factored out of i386_pe_encode_section_info.
13622 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
13623 Move check for prior decoration of stdcall
13624 symbols to i386_pe_encode_section_info.
13625 (i386_pe_encode_section_info): Adjust call to
13626 gen_stdcall_or_fastcall_suffix. Use
13627 i386_pe_maybe_mangle_decl_assembler_name, if needed.
13628 (i386_pe_mangle_decl_assembler_name): New. Wrap
13629 i386_pe_maybe_mangle_decl_assembler_name.
13631 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13633 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
13634 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
13635 * langhooks.c (get_signed_or_unsigned_type): Don't check for
13636 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
13637 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
13640 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
13641 Nigel Stephens <nigel@mips.com>
13642 Richard Sandiford <richard@codesourcery.com>
13644 Fix up MIPS16 hard float and add support for complex.
13646 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
13647 (TARGET_SOFT_FLOAT_ABI): New.
13648 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
13649 __mips_soft_float to reflect the ABI in use, not whether the
13650 FPU is directly accessible (e.g., in MIPS16 mode).
13651 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
13652 (UNITS_PER_FPVALUE): Likewise.
13654 * config/mips/mips.c (mips_expand_call): Remove redundant
13655 TARGET_MIPS16 check.
13656 (mips_arg_regno): New.
13657 (function_arg_advance): When setting bits in cum->fp_code for
13658 MIPS16, don't subtract 1 from cum->arg_number, since it is now
13660 (function_arg): Use mips_arg_regno.
13661 (mips_return_mode_in_fpr_p): New.
13662 (mips16_call_stub_mode_suffix): New.
13663 (mips16_cfun_returns_in_fpr_p): New.
13664 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
13665 (mips_output_function_prologue): Test mips16_hard_float, not
13666 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
13667 (mips_expand_epilogue): Call MIPS16 helper routines to copy
13668 return value into a floating-point register.
13669 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
13670 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
13671 (mips16_fp_args): Handle MIPS32r2 ISA which supports
13672 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
13673 word of double arguments from or to the high bits of 64-bit
13674 floating point registers.
13675 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
13676 (mips16_fpret_double): New helper function.
13677 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
13678 support for complex modes. Fill in DECL_RESULT for stubdecl.
13679 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
13681 * config/mips/mips16.S
13682 (RET, ARG1, ARG2): New.
13683 (MERGE_GPRf, MERGE_GPRt): New.
13684 (DELAYt, DELAYf): New.
13685 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
13686 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
13687 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
13688 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
13689 (SFOP): Renamed to...
13690 (OPSF3): This, and macro-ified. Updated all uses.
13691 (SFOP2): Renamed to...
13692 (OPSF2): This, and macro-ified. Updated all uses.
13693 (SFCMP): Renamed to...
13694 (CMPSF): This, and macro-ified. Updated all uses.
13695 (SFREVCMP): Renamed to...
13696 (REVCMPSF): This, and macro-ified. Updated all uses.
13697 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
13698 (LDDBL1, LDDBL2, RETDBL): Deleted.
13699 (DFOP): Renamed to...
13700 (OPDF3): This, and macro-ified. Updated all uses.
13701 (DFOP2): Renamed to...
13702 (OPDF2): This, and macro-ified. Updated all uses.
13703 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
13704 (DFCMP): Renamed to...
13705 (CMPDF): This, and macro-ified. Updated all uses.
13706 (DFREVCMP): Renamed to...
13707 (REVCMPDF): This, and macro-ified. Updated all uses.
13708 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
13709 (RET_FUNCTION): New.
13710 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
13711 (__mips16_ret_sc, __mips16_ret_dc): New.
13712 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
13713 STUB_ARGS_6, STUB_ARGS_10): New.
13714 (CALL_STUB_NO_RET): New.
13715 (__mips16_call_stub_1): Macro-ified.
13716 (__mips16_call_stub_5): Macro-ified.
13717 (__mips16_call_stub_2): Macro-ified.
13718 (__mips16_call_stub_6): Macro-ified.
13719 (__mips16_call_stub_9): Macro-ified.
13720 (__mips16_call_stub_10): Macro-ified.
13721 (CALL_STUB_RET): New.
13722 (__mips16_call_stub_sf_0): Macro-ified.
13723 (__mips16_call_stub_sf_1): Macro-ified.
13724 (__mips16_call_stub_sf_5): Macro-ified.
13725 (__mips16_call_stub_sf_2): Macro-ified.
13726 (__mips16_call_stub_sf_6): Macro-ified.
13727 (__mips16_call_stub_sf_9): Macro-ified.
13728 (__mips16_call_stub_sf_10): Macro-ified.
13729 (__mips16_call_stub_df_0): Macro-ified.
13730 (__mips16_call_stub_df_1): Macro-ified.
13731 (__mips16_call_stub_df_5): Macro-ified.
13732 (__mips16_call_stub_df_2): Macro-ified.
13733 (__mips16_call_stub_df_6): Macro-ified.
13734 (__mips16_call_stub_df_9): Macro-ified.
13735 (__mips16_call_stub_df_10): Macro-ified.
13736 (__mips16_call_stub_sc_0): New.
13737 (__mips16_call_stub_sc_1): New.
13738 (__mips16_call_stub_sc_5): New.
13739 (__mips16_call_stub_sc_2): New.
13740 (__mips16_call_stub_sc_6): New.
13741 (__mips16_call_stub_sc_9): New.
13742 (__mips16_call_stub_sc_10): New.
13743 (__mips16_call_stub_dc_0): New.
13744 (__mips16_call_stub_dc_1): New.
13745 (__mips16_call_stub_dc_5): New.
13746 (__mips16_call_stub_dc_2): New.
13747 (__mips16_call_stub_dc_6): New.
13748 (__mips16_call_stub_dc_9): New.
13749 (__mips16_call_stub_dc_10): New.
13751 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
13752 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
13753 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
13755 2007-05-23 Ian Lance Taylor <iant@google.com>
13757 * doc/invoke.texi (Invoking GCC): Document that the order of the
13760 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
13763 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
13764 * config/score/predicate.md (const_pow2, const_npow2): Remove.
13765 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
13769 * config/score/score.c (score_print_operand): Make sure that only
13770 lower bits are used.
13772 2007-05-22 Ian Lance Taylor <iant@google.com>
13774 * tree-vrp.c (avoid_overflow_infinity): New static function,
13775 broken out of set_value_range_to_value.
13776 (set_value_range_to_value): Call avoid_overflow_infinity.
13777 (extract_range_from_assert): Likewise.
13779 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13781 PR middle-end/31095
13782 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
13783 change the type before looking for a COMPOUND_EXPR.
13785 2007-05-22 Ian Lance Taylor <iant@google.com>
13787 * lower-subreg.c (decompose_multiword_subregs): If we change an
13788 insn, call remove_retval_note on it.
13790 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13792 * regs.h (end_hard_regno): New function.
13793 (END_HARD_REGNO, END_REGNO): New macros.
13794 (add_to_hard_reg_set): New function.
13795 (remove_from_hard_reg_set): Likewise.
13796 (in_hard_reg_set_p): Likewise.
13797 (overlaps_hard_reg_set_p): Likewise.
13798 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
13799 (note_btr_set): Use END_HARD_REGNO.
13800 * caller-save.c (setup_save_areas): Use end_hard_regno.
13801 (mark_set_regs): Use END_HARD_REGNO.
13802 (add_stored_regs): Use end_hard_regno.
13803 (mark_referenced_regs): Use add_to_hard_reg_set.
13804 * combine.c (update_table_tick): Use END_REGNO.
13805 (record_value_for_reg): Likewise.
13806 (record_dead_and_set_regs): Likewise.
13807 (get_last_value_validate): Likewise.
13808 (use_crosses_set_p): Likewise.
13809 (reg_dead_at_p_1): Likewise.
13810 (reg_dead_at_p): Likewise.
13811 (mark_used_regs_combine): Use add_to_hard_reg_set.
13812 (move_deaths): Use END_HARD_REGNO.
13813 (reg_bitfield_target_p): Use end_hard_regno.
13814 (distribute_notes): Use END_HARD_REGNO.
13815 * cse.c (mention_regs): Use END_REGNO.
13816 (insert): Use add_to_hard_reg_set.
13817 (invalidate): Use END_HARD_REGNO.
13818 (invalidate_for_call): Likewise.
13819 (exp_equiv_p): Use END_REGNO.
13820 (cse_insn): Likewise.
13821 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
13822 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
13823 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
13824 * function.c (keep_stack_depressed): Use end_hard_regno.
13825 * global.c (global_alloc): Use end_hard_regno.
13826 (global_conflicts): Use add_to_hard_reg_set instead of
13828 (find_reg): Likewise.
13829 (mark_reg_store): Likewise.
13830 (mark_reg_conflicts): Likewise.
13831 (mark_reg_death): Use remove_from_hard_reg_set.
13832 (mark_reg_live_nc): Delete.
13833 (set_preference): Use end_hard_regno.
13834 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
13835 remove_from_hard_reg_set.
13836 (post_mark_life): Use add_to_hard_reg_set.
13837 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
13838 (reg_becomes_live): Use add_to_hard_reg_set.
13839 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
13840 (peep2_find_free_register): Use add_to_hard_reg_set.
13841 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
13842 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
13843 * regrename.c (note_sets): Use add_to_hard_reg_set.
13844 (clear_dead_regs): Use remove_from_hard_reg_set.
13845 (regrename_optimize): Use add_to_hard_reg_set.
13846 (find_oldest_value_reg): Use in_hard_reg_set_p.
13847 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
13848 (hard_reg_set_here_p): Use end_hard_regno.
13849 (decompose): Likewise.
13850 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
13851 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
13852 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
13853 (mark_home_live): Use end_hard_regno.
13854 (spill_hard_reg): Likewise.
13855 (clear_reload_reg_in_use): Likewise.
13856 * reorg.c (delete_prior_computation): Use END_REGNO.
13857 * resource.c (update_live_status): Use END_HARD_REGNO.
13858 (mark_referenced_resources): Use add_to_hard_reg_set.
13859 (mark_set_resources): Likewise.
13860 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
13861 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
13862 (reg_overlap_mentioned_p): Likewise.
13863 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
13864 (covers_regno_no_parallel_p): Use END_REGNO.
13865 (find_regno_note): Likewise.
13866 (find_reg_fusage): Use END_HARD_REGNO.
13867 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
13868 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
13870 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13872 * mode-switching.c (reg_dies): Change type of second argument to
13874 (optimize_mode_switching): Update accordingly.
13876 2007-05-22 Richard Sandiford <richard@codesourcery.com>
13878 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
13880 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
13881 (hard_reg_set_empty_p): ...these new functions.
13882 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
13883 GO_IF_HARD_REG_SUBSET.
13884 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
13885 instead of GO_IF_HARD_REG_EQUAL.
13886 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
13887 instead of GO_IF_HARD_REG_EQUAL.
13888 * global.c (find_reg): Use hard_reg_set_empty_p instead of
13889 GO_IF_HARD_REG_SUBSET.
13890 (modify_reg_pav): Use hard_reg_set_empty_p instead of
13891 GO_IF_HARD_REG_EQUAL.
13892 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
13893 of GO_IF_HARD_REG_SUBSET.
13894 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
13895 instead of GO_IF_HARD_REG_EQUAL.
13896 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
13897 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
13898 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
13899 of GO_IF_HARD_REG_SUBSET,
13900 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
13901 GO_IF_HARD_REG_SUBSET.
13902 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
13903 instead of GO_IF_HARD_REG_EQUAL.
13904 * config/sh/sh.c (push_regs, calc_live_regs): Use
13905 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
13906 (hard_regs_intersect_p): Delete.
13908 2007-05-22 Janis Johnson <janis187@us.ibm.com>
13910 * doc/sourcebuild.texi (Test Directives) Add dg-message.
13912 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
13913 Richard Henderson <rth@redhat.com>
13915 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
13917 (x86_64-*-*): Likewise.
13919 * i386/i386-modes.def (V2QI): New.
13921 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
13923 (override_options): Support SSE4.1.
13924 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
13925 (IX86_BUILTIN_BLENDPS): Likewise.
13926 (IX86_BUILTIN_BLENDVPD): Likewise.
13927 (IX86_BUILTIN_BLENDVPS): Likewise.
13928 (IX86_BUILTIN_PBLENDVB128): Likewise.
13929 (IX86_BUILTIN_PBLENDW128): Likewise.
13930 (IX86_BUILTIN_DPPD): Likewise.
13931 (IX86_BUILTIN_DPPS): Likewise.
13932 (IX86_BUILTIN_INSERTPS128): Likewise.
13933 (IX86_BUILTIN_MOVNTDQA): Likewise.
13934 (IX86_BUILTIN_MPSADBW128): Likewise.
13935 (IX86_BUILTIN_PACKUSDW128): Likewise.
13936 (IX86_BUILTIN_PCMPEQQ): Likewise.
13937 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
13938 (IX86_BUILTIN_PMAXSB128): Likewise.
13939 (IX86_BUILTIN_PMAXSD128): Likewise.
13940 (IX86_BUILTIN_PMAXUD128): Likewise.
13941 (IX86_BUILTIN_PMAXUW128): Likewise.
13942 (IX86_BUILTIN_PMINSB128): Likewise.
13943 (IX86_BUILTIN_PMINSD128): Likewise.
13944 (IX86_BUILTIN_PMINUD128): Likewise.
13945 (IX86_BUILTIN_PMINUW128): Likewise.
13946 (IX86_BUILTIN_PMOVSXBW128): Likewise.
13947 (IX86_BUILTIN_PMOVSXBD128): Likewise.
13948 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
13949 (IX86_BUILTIN_PMOVSXWD128): Likewise.
13950 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
13951 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
13952 (IX86_BUILTIN_PMOVZXBW128): Likewise.
13953 (IX86_BUILTIN_PMOVZXBD128): Likewise.
13954 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
13955 (IX86_BUILTIN_PMOVZXWD128): Likewise.
13956 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
13957 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
13958 (IX86_BUILTIN_PMULDQ128): Likewise.
13959 (IX86_BUILTIN_PMULLD128): Likewise.
13960 (IX86_BUILTIN_ROUNDPD): Likewise.
13961 (IX86_BUILTIN_ROUNDPS): Likewise.
13962 (IX86_BUILTIN_ROUNDSD): Likewise.
13963 (IX86_BUILTIN_ROUNDSS): Likewise.
13964 (IX86_BUILTIN_PTESTZ): Likewise.
13965 (IX86_BUILTIN_PTESTC): Likewise.
13966 (IX86_BUILTIN_PTESTNZC): Likewise.
13967 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
13968 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
13969 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
13970 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
13971 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
13972 (bdesc_ptest): New.
13973 (bdesc_sse_3arg): Likewise.
13974 (bdesc_2arg): Likewise.
13975 (bdesc_1arg): Likewise.
13976 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
13978 (ix86_expand_sse_4_operands_builtin): New.
13979 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
13980 smaller than 8 bits as the 2nd arg.
13981 (ix86_expand_sse_ptest): New.
13982 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
13983 (ix86_expand_vector_set): Support SSE4.1.
13984 (ix86_expand_vector_extract): Likewise.
13986 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13987 __SSE4_1__ for -msse4.1.
13989 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
13990 (UNSPEC_INSERTPS): Likewise.
13991 (UNSPEC_DP): Likewise.
13992 (UNSPEC_MOVNTDQA): Likewise.
13993 (UNSPEC_MPSADBW): Likewise.
13994 (UNSPEC_PHMINPOSUW): Likewise.
13995 (UNSPEC_PTEST): Likewise.
13996 (UNSPEC_ROUNDP): Likewise.
13997 (UNSPEC_ROUNDS): Likewise.
13999 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14001 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14002 (const_pow2_1_to_32768_operand): Likewise.
14004 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14007 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14009 (sse4_1_insertps): Likewise.
14010 (*sse4_1_extractps): Likewise.
14011 (sse4_1_ptest): Likewise.
14012 (sse4_1_mulv2siv2di3): Likewise.
14013 (*sse4_1_mulv4si3): Likewise.
14014 (*sse4_1_smax<mode>3): Likewise.
14015 (*sse4_1_umax<mode>3): Likewise.
14016 (*sse4_1_smin<mode>3): Likewise.
14017 (*sse4_1_umin<mode>3): Likewise.
14018 (sse4_1_eqv2di3): Likewise.
14019 (*sse4_1_pinsrb): Likewise.
14020 (*sse4_1_pinsrd): Likewise.
14021 (*sse4_1_pinsrq): Likewise.
14022 (*sse4_1_pextrb): Likewise.
14023 (*sse4_1_pextrb_memory): Likewise.
14024 (*sse4_1_pextrw_memory): Likewise.
14025 (*sse4_1_pextrq): Likewise.
14026 (sse4_1_blendpd): Likewise.
14027 (sse4_1_blendps): Likewise.
14028 (sse4_1_blendvpd): Likewise.
14029 (sse4_1_blendvps): Likewise.
14030 (sse4_1_dppd): Likewise.
14031 (sse4_1_dpps): Likewise.
14032 (sse4_1_movntdqa): Likewise.
14033 (sse4_1_mpsadbw): Likewise.
14034 (sse4_1_packusdw): Likewise.
14035 (sse4_1_pblendvb): Likewise.
14036 (sse4_1_pblendw): Likewise.
14037 (sse4_1_phminposuw): Likewise.
14038 (sse4_1_extendv8qiv8hi2): Likewise.
14039 (*sse4_1_extendv8qiv8hi2): Likewise.
14040 (sse4_1_extendv4qiv4si2): Likewise.
14041 (*sse4_1_extendv4qiv4si2): Likewise.
14042 (sse4_1_extendv2qiv2di2): Likewise.
14043 (*sse4_1_extendv2qiv2di2): Likewise.
14044 (sse4_1_extendv4hiv4si2): Likewise.
14045 (*sse4_1_extendv4hiv4si2): Likewise.
14046 (sse4_1_extendv2hiv2di2): Likewise.
14047 (*sse4_1_extendv2hiv2di2): Likewise.
14048 (sse4_1_extendv2siv2di2): Likewise.
14049 (*sse4_1_extendv2siv2di2): Likewise.
14050 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14051 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14052 (sse4_1_zero_extendv4qiv4si2): Likewise.
14053 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14054 (sse4_1_zero_extendv2qiv2di2): Likewise.
14055 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14056 (sse4_1_zero_extendv4hiv4si2): Likewise.
14057 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14058 (sse4_1_zero_extendv2hiv2di2): Likewise.
14059 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14060 (sse4_1_zero_extendv2siv2di2): Likewise.
14061 (*sse4_1_zero_extendv2siv2di2): Likewise.
14062 (sse4_1_roundpd): Likewise.
14063 (sse4_1_roundps): Likewise.
14064 (sse4_1_roundsd): Likewise.
14065 (sse4_1_roundss): Likewise.
14066 (mulv4si3): Don't expand for SSE4.1.
14067 (smax<mode>3): Likewise.
14068 (umaxv4si3): Likewise.
14069 (uminv16qi3): Likewise.
14070 (umin<mode>3): Likewise.
14071 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14073 * doc/extend.texi: Document SSE4.1 built-in functions.
14075 * doc/invoke.texi: Document -msse4.1.
14077 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14079 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14080 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14081 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14082 (ASM_SPEC): Add asm_pcrel_spec.
14083 (EXTRA_SPECS): Add asm_pcrel_spec.
14085 2007-05-21 David Daney <ddaney@avtrex.com>
14087 * doc/install.texi (Building a cross compiler): Add requirements
14088 for Java cross compiler.
14090 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14092 PR middle-end/31995
14093 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14094 Add loopno argument. Use evolution_function_is_invariant_rec_p
14095 instead of evolution_function_is_constant_p.
14096 Update calls to evolution_function_is_affine_multivariate_p.
14097 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14098 Add loopno argument.
14099 * tree-scalar-evolution.c (gather_chrec_stats): Call
14100 evolution_function_is_affine_multivariate_p with a loop
14102 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14103 (analyze_overlapping_iterations): Likewise.
14104 (access_functions_are_affine_or_constant_p): Likewise.
14105 (build_classic_dist_vector_1): If the access functions
14106 are equal, don't do anything.
14108 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14109 Paolo Carlini <pcarlini@suse.de>
14110 Uros Bizjak <ubizjak@gmail.com>
14112 * c-cppbuiltin.c (c_cpp_builtins): Define
14113 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14114 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14115 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14116 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14118 2007-05-21 Mike Stump <mrs@apple.com>
14120 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14122 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14124 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14126 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14127 implementation if __OPTIMIZE__ is not defined.
14128 (_mm_alignr_pi8): Ditto.
14129 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14130 (_mm_inserti_si64): Ditto.
14131 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14132 (_mm_slli_epi16): Ditto.
14133 (_mm_slli_epi32): Ditto.
14134 (_mm_slli_epi64): Ditto.
14135 (_mm_srai_epi16): Ditto.
14136 (_mm_srai_epi32): Ditto.
14137 (_mm_srli_si128): Ditto.
14138 (_mm_slli_si128): Ditto.
14139 (_mm_srli_epi16): Ditto.
14140 (_mm_srli_epi32): Ditto.
14141 (_mm_srli_epi64): Ditto.
14142 (_mm_extract_epi16): Ditto.
14143 (_mm_insert_epi16): Ditto.
14144 (_mm_shufflehi_epi16): Ditto.
14145 (_mm_shufflelo_epi16): Ditto.
14146 (_mm_shuffle_epi32): Ditto.
14147 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14148 (_m_pextrw): Ditto.
14149 (_mm_insert_pi16): Ditto.
14150 (_m_pinsrw): Ditto.
14151 (_mm_shuffle_pi16): Ditto.
14152 (_m_pshufw): Ditto.
14153 (_mm_shufle_ps): Ditto.
14154 (_mm_prefetch): Ditto.
14156 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14158 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14159 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14160 * real.c (encode_i370_single, decode_i370_single,
14161 encode_i370_double, decode_i370_double): Functions removed.
14162 (i370_single_format, i370_double_format): Initializations removed.
14163 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14164 Consider the log2_b field to always be one.
14165 (ieee_single_format, mips_single_format, coldfire_single_format,
14166 ieee_double_format, mips_double_format, coldfire_double_format,
14167 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14168 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14169 ibm_extended_format, mips_extended_format, ieee_quad_format,
14170 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14171 decimal_single_format, decimal_double_format, decimal_quad_format,
14172 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14173 initialization of log2_b.
14174 * real.h (i370_single_format, i370_double_format): Declarations
14176 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14177 field to always be one.
14179 2007-05-21 Andreas Schwab <schwab@suse.de>
14181 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14182 NOTE_INSN_BASIC_BLOCK_P.
14183 (process_for_unwind_directive): Likewise.
14185 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14187 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14188 * function.h (struct function): Move va_list_gpr_size,
14189 va_list_fpr_size, function_frequency to front of bitfields. Add
14191 (current_function_calls_unwind_init): New.
14192 * except.c (expand_builtin_unwind_init): Set
14193 current_function_calls_unwind_init not
14194 current_function_has_nonlocal_label.
14195 * reload1.c (has_nonexceptional_receiver): New.
14196 (reload): Use it and current_function_calls_unwind_init to
14197 determine whether call-saved regs must be saved.
14199 2007-05-20 Jan Hubicka <jh@suse.cz>
14201 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14202 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14203 * ddg.c (create_ddg): LIkewise.
14204 * final.c (final): Remove hunk moving line number notes around since
14205 they are no longer present at this stage.
14206 (final_scan_insn): Use NOTE_KIND instead of
14207 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14208 (output_asm_label): Likewise.
14209 * reorg.c (dbr_schedule): Likewise.
14210 * haifa-sched.c (unlink_other_notes): Likewise.
14211 * mode-switching.c (optimize_mode_switching): Likewise.
14212 * graph.c (start_bb): Likewise.
14213 * rtl.def (NOTE): Update description.
14214 * jump.c (squeeze_notes): Delete.
14215 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14216 NOTE_INSN_BASIC_BLOCK_P when possible.
14217 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14218 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14219 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14220 (dwarf2out_var_location): Likewise.
14221 * cfgbuild.c (make_edges): Likewise.
14222 (find_basic_blocks_1): Likewise.
14223 * function.c (reorder_blocks_1): Likewise.
14224 (epilogue_done): Likewise.
14225 (reposition_prologue_and_epilogue_notes): Likewise.
14226 * print-rtl.c (print_rtx): Likewise; drop code for printing
14228 (print_rtl): Likewise.
14229 (print_rtl_single): Likewise.
14230 * gcse.c (insert_insn_start_bb): Likewise.
14231 * alias.c (init_alias_analysis): Likewise.
14232 * calls.c (fixup_tail_calls): Likewise.
14233 * except.c (sjlj_emit_function_enter): Likewise.
14234 * emit-rtl.c (add_insn_after): Likeiwse.
14235 (emit_label_before): Likewise.
14236 (emit_label_after): Likewise.
14237 (emit_note_before, emit_note_after, emit_note): Update
14238 parameter to be enum insn_note; do not deal with source
14240 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14241 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14243 (merge_blocks_move_successor_nojumps): Simplify now when
14244 we don't have BLOCK notes.
14245 (try_optimize_cfg): Likewise.
14246 * cfglayout.c (skip_insns_after_block): Likewise.
14247 (record_effective_endpoints): Likewise.
14248 (duplicate_insn_chain): Likewise.
14249 * varasm.c (output_constant_pool_1): Likewise.
14250 * sched-deps.c (sched_analyze): Likewise.
14251 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14253 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14254 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14255 (SET_INSN_DELETED): Simplify.
14256 (NOTE_LINE_NUMBER): Exterminate.
14257 (NOTE_LINE_KIND): New.
14258 (NOTE_INSN_BASIC_BLOCK_P): Update.
14259 (enum insn_note): Simplify.
14260 (GET_NOTE_INSN_NAME) Simplify.
14261 (emit_note_before, emit_note_after, emit_note): Update prototype.
14262 (squeeze_notes): Remove.
14263 * sched-int.h (NOTE_NOT_BB_P): Update.
14264 * resource.c (mark_target_live_regs): Update.
14265 * sched-rgn.c (debug_dependencies): Update.
14266 * sched-vis.c (print_insn): Update.
14267 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14268 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14269 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14270 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14271 (split_branches): Update.
14272 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14274 (sh_adjust_unroll_max): Exterminate.
14275 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14276 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14277 (m68hc11_reorg): Likewise.
14278 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14279 (emit_predicate_relation_info): Update.
14280 (process_for_unwind_directive): Update.
14281 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14282 (output_call): Update.
14283 * config/pa/pa.c (output_lbranch): Update.
14284 (output_millicode_call): Update.
14285 (output_call): Update.
14286 (pa_combine_instructions): Update.
14287 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14288 * config/bfin/bfin.c (gen_one_bundle): Update.
14289 * cfgrtl.c (can_delete_note_p): Update.
14290 (delete_insn): Update.
14291 (rtl_merge_blocks): Update.
14292 (commit_one_edge_insertion): Update.
14293 (rtl_verify_flow_info): Update.
14294 * stmt.c (expand_case): Do not call squeeze_notes.
14296 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14303 * c.opt (Wtype-limits): New.
14304 * doc/invoke.texi (Wtype-limits): Document it.
14305 (Wextra): Enabled by -Wextra.
14306 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14307 * c-common.c (shorten_compare): Warn with Wtype-limits.
14309 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14311 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14312 inlined function, not as a macro.
14313 (_mm_alignr_pi8): Ditto.
14314 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14315 (_mm_inserti_si64): Ditto.
14316 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14317 (_mm_extract_epi16): Ditto.
14318 (_mm_insert_epi16): Ditto.
14319 (_mm_shufflehi_epi16): Ditto.
14320 (_mm_shufflelo_epi16): Ditto.
14321 (_mm_shuffle_epi32): Ditto.
14322 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14323 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14325 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14327 (_m_to_float): Use C89 compatible assignment.
14329 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14332 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14334 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14337 * doc/invoke.texi (Wreturn-type): Complete description.
14338 (Wextra): Delete item about return-type warning.
14339 * c-decl.c: Delete redundant Wextra warning.
14341 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14344 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14345 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14346 inlined function, not as a macro.
14347 (_mm_prefetch): Ditto.
14348 (_m_pextrw): Ditto.
14349 (_mm_insert_pi16): Ditto.
14350 (_m_pinsrw): Ditto.
14351 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14352 (_m_pshufw): Ditto. Add const to __N argument.
14353 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14354 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14355 (_mm_slli_epi32): Ditto.
14356 (_mm_srli_si128): Implement as always inlined function, not as a
14357 macro. Add __inline to function declaration.
14358 (_mm_slli_si128): Ditto.
14360 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14362 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14363 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14365 (struct fenv): New structure.
14366 (FP_HANDLE_EXCEPTIONS): New define.
14367 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14368 (_FP_DECL_EXP): New define.
14369 (FP_INIT_ROUNDMODE): New define.
14370 (FP_ROUNDMODE): New define.
14372 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14374 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14375 (Wconversion): Update description.
14376 (Wconversion-sign): New.
14377 * c.opt (Wconversion-sign): New.
14378 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
14379 means disabled for C++. Otherwise, take the status of Wconversion.
14380 * c-common.c (conversion_warning): Warn with either Wconversion or
14382 (warnings_for_convert_and_check): Conditions are already checked by
14383 conversion_warning.
14384 (convert_and_check): Don't check warnings if the conversion failed.
14386 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
14387 Anatoly Sokolov <aesok@dol.ru>
14389 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
14390 avr_epilogue_uses) : Add declaration.
14391 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
14392 * config/avr/constraints.md (R): New constraint.
14393 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
14394 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
14395 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
14396 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
14397 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
14398 call_prologue_saves, epilogue_restores, return_from_epilogue,
14399 return_from_main_epilogue, return_from_interrupt_epilogue,
14400 return_from_naked_epilogue, prologue, epilogue): New patterns.
14401 (jump): Handle symbol reference.
14402 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
14403 avr_output_function_prologue, avr_output_function_epilogue): Remove
14405 (avr_init_machine_status, expand_prologue, expand_epilogue,
14406 avr_asm_function_end_prologue, avr_epilogue_uses,
14407 avr_asm_function_begin_epilogue): New functions.
14408 (prologue_size, epilogue_size, jump_tables_size): Remove global
14410 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14411 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14412 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
14413 (avr_override_options): Initialise init_machine_status.
14414 (output_movhi): Handle all stack pointer loads.
14415 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
14416 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
14417 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
14418 (EPILOGUE_USES) Redefine.
14419 (machine_function) Declare.
14421 2007-05-19 Richard Sandiford <richard@codesourcery.com>
14423 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
14424 Use a single return statement.
14426 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14428 PR middle-end/30250
14429 * builtins.c (do_mpfr_lgamma_r): New.
14430 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
14431 * tree.h (CASE_FLT_FN_REENT): New.
14433 2007-05-18 Geoffrey Keating <geoffk@apple.com>
14435 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
14436 (output_die): Use 'unsigned long' with %x.
14437 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
14438 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
14439 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
14441 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
14443 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
14448 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
14449 true if function has no argument.
14451 2007-05-18 DJ Delorie <dj@redhat.com>
14453 * config/mips/mips.c (mips_offset_within_alignment_p): New.
14454 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
14456 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14458 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
14459 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
14460 count_trailing_zeros.
14461 (__i386__): Implement count_leading_zeros using __builtin_clz().
14462 Implement count_trailing_zeros usign __builtin_ctz().
14464 2007-05-18 Richard Sandiford <richard@codesourcery.com>
14466 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
14468 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14470 PR middle-end/31344
14471 * expr.c (emit_move_change_mode): Change mode of push operands here.
14473 2007-05-17 Ian Lance Taylor <iant@google.com>
14475 PR tree-optimization/31953
14476 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
14477 Change all callers.
14478 (set_value_range_to_null): Call set_value_range_to_value.
14479 (extract_range_from_comparison): Likewise.
14481 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14483 * toplev.c (print_version): Output GMP/MPFR version info.
14485 * builtins.c (CASE_MATHFN_REENT): New macro.
14486 (mathfn_built_in): Use it.
14487 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
14488 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
14489 BUILT_IN_LGAMMAL_R): New.
14490 * doc/extend.texi: Document new builtins.
14492 PR middle-end/31796
14493 * builtins.c (do_mpfr_remquo): New.
14494 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
14495 (fold_builtin_3): Handle BUILT_IN_REMQUO.
14497 PR middle-end/30251
14498 * builtins.c (fold_builtin_1): Handle y0, y1.
14499 (fold_builtin_2): Handle yn.
14501 PR middle-end/30251
14502 * builtins.c (do_mpfr_bessel_n): New.
14503 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
14504 (fold_builtin_2): Handle BUILT_IN_JN.
14506 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
14509 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
14510 TYPE_PRECISION (intmax_type_node).
14512 2007-05-17 Steve Ellcey <sje@cup.hp.com>
14515 * reload.c (subst_reloads): Remove checking.
14517 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14519 PR rtl-optimization/31691
14520 * combine.c (simplify_set): Build a new src pattern instead of
14521 substituting its operands in the COMPARE case.
14523 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
14525 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
14526 (execute_vrp): Preserve loops through jump threading.
14527 * tree-ssa-threadupdate.c (thread_single_edge,
14528 dbds_continue_enumeration_p, determine_bb_domination_status,
14529 thread_through_loop_header): New functions.
14530 (create_edge_and_update_destination_phis,
14531 create_edge_and_update_destination_phis): Set loops for the new blocks.
14532 (prune_undesirable_thread_requests): Removed.
14533 (redirect_edges): Do not pretend that redirect_edge_and_branch can
14535 (thread_block): Do not call prune_undesirable_thread_requests.
14537 (mark_threaded_blocks): Select edges to thread here.
14538 (thread_through_all_blocks): Take may_peel_loop_headers argument.
14539 Thread edges through loop headers independently.
14540 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
14541 * tree-pass.h (TODO_mark_first_instance): New.
14542 (first_pass_instance): Declare.
14543 * cfghooks.c (duplicate_block): Put the block to the original loop
14544 if copy is not specified.
14545 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
14546 jump threading. Pass may_peel_loop_headers to
14547 thread_through_all_blocks according to first_pass_instance.
14548 * cfgloop.h (create_preheader): Declare.
14549 * tree-flow.h (thread_through_all_blocks): Declaration changed.
14550 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
14551 * passes.c (first_pass_instance): New variable.
14552 (next_pass_1): Set TODO_mark_first_instance.
14553 (execute_todo): Set first_pass_instance.
14555 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
14557 PR tree-optimization/24659
14558 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
14559 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
14560 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
14561 OTI_vec_pack_ufix_trunc.
14562 (vec_unpacks_float_hi_optab): Define new macro.
14563 (vec_unpacks_float_lo_optab): Ditto.
14564 (vec_unpacku_float_hi_optab): Ditto.
14565 (vec_unpacku_float_lo_optab): Ditto.
14566 (vec_pack_sfix_trunc_optab): Ditto.
14567 (vec_pack_ufix_trunc_optab): Ditto.
14568 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
14569 and vec_pack_[s|u]fix_trunc_optab using
14570 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
14571 * tree-vectorizer.c (supportable_widening_operation): Handle
14572 FLOAT_EXPR and CONVERT_EXPR. Update comment.
14573 (supportable_narrowing_operation): New function.
14574 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
14575 * tree-vect-transform.c (vectorizable_conversion): Handle
14576 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14577 (vect_gen_widened_results_half): Move before vectorizable_conversion.
14578 (vectorizable_type_demotion): Call supportable_narrowing_operation()
14579 to check for target support.
14580 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
14581 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
14582 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
14583 for VEC_PACK_FIX_TRUNC_EXPR.
14584 (expand_binop): Special case mode of the result for
14585 vec_pack_[u|s]fix_trunc_optab.
14586 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
14587 vec_pack_[u|s]fix_trunc_optab.
14589 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
14590 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
14591 * tree-pretty-print.c (dump_generic_node): Handle
14592 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
14593 VEC_PACK_FIX_TRUNC_EXPR.
14595 * expr.c (expand_expr_real_1): Ditto.
14596 * tree-inline.c (estimate_num_insns_1): Ditto.
14597 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14599 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
14600 (vec_unpacks_float_lo_v8hi): Ditto.
14601 (vec_unpacku_float_hi_v8hi): Ditto.
14602 (vec_unpacku_float_lo_v8hi): Ditto.
14603 (vec_unpacks_float_hi_v4si): Ditto.
14604 (vec_unpacks_float_lo_v4si): Ditto.
14605 (vec_pack_sfix_trunc_v2df): Ditto.
14607 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
14609 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
14610 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
14611 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
14612 [vec_pack_ufix_trunc]: Ditto.
14613 [vec_unpacks_float_hi]: Ditto.
14614 [vec_unpacks_float_lo]: Ditto.
14615 [vec_unpacku_float_hi]: Ditto.
14616 [vec_unpacku_float_lo]: Ditto.
14618 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
14620 * soft-fp/README: Update for new files.
14621 * soft-fp/floattisf.c: New file.
14622 * soft-fp/floattidf.c: New file.
14623 * soft-fp/floattitf.c: New file.
14624 * soft-fp/floatuntisf.c: New file.
14625 * soft-fp/floatuntidf.c: New file.
14626 * soft-fp/floatuntitf.c: New file.
14627 * soft-fp/fixsfti.c: New file.
14628 * soft-fp/fixdfti.c: New file.
14629 * soft-fp/fixtfti.c: New file.
14630 * soft-fp/fixunssfti.c: New file.
14631 * soft-fp/fixunsdfti.c: New file.
14632 * soft-fp/fixunstfti.c: New file.
14633 * soft-fp/extendxftf.c: New file.
14634 * soft-fp/trunctfxf.c: New file.
14636 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
14637 (__trunctfxf2): Ditto.
14639 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
14640 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
14641 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
14642 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
14643 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
14644 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
14646 * config/i386/t-fprules-softfp64: New file.
14647 * config/i386/sfp-machine.h: New file.
14648 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
14649 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
14650 and soft-fp/t-softfp to tmake_file.
14651 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14652 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
14654 * config/i386/t-linux64 (softfp_wrap_start): New.
14655 (softfp_wrap_end): New.
14656 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
14657 supported for TARGET_64BIT.
14659 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14661 * c-common.c (c_common_signed_or_unsigned_type): Emulate
14662 c_common_unsigned_type behavior.
14664 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
14666 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
14669 2007-05-16 Eric Christopher <echristo@apple.com>
14671 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
14672 saving after stack push. Set sp_offset whenever we push.
14673 (rs6000_emit_epilogue): Move altivec register restore before
14676 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14678 * configure.ac: Allow sysroots to be relocated under $prefix as
14679 well as $exec_prefix.
14680 * configure: Regenerate.
14682 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14686 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14688 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14689 (gcc_tooldir): Likewise.
14690 * configure: Regenerate.
14691 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14692 old configure.ac gcc_tooldir setting.
14693 (prefix_to_exec_prefix): New variable.
14694 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14695 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14697 2007-05-14 Janis Johnson <janis187@us.ibm.com>
14699 * c-typeck.c (build_binary_op): Return early for error.
14701 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
14703 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
14704 struct nb_iter_bound.
14705 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
14706 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
14707 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
14708 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
14709 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
14710 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
14711 (del_scev_info): Use ggc_free.
14712 (scev_initialize): Allocate scalar_evolution_info in gc memory.
14713 * loop-init.c: Include ggc.h.
14714 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
14715 (loop_optimizer_finalize): Use ggc_free.
14716 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
14717 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
14718 pass_iv_optimize): Add TODO_ggc_collect.
14719 * function.h (struct function): Remove skip marker from
14721 * cfgloop.c: Include ggc.h.
14722 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
14724 (establish_preds): Vector superloops is gc allocated.
14725 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
14727 (flow_loops_find): Vector larray is gc allocated.
14728 (loop_exit_free): Use ggc_free.
14729 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
14730 that head of exits list is now not a part of struct loop.
14731 (record_loop_exits): Allocate exits table in gc memory.
14732 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
14733 that head of exits list is now not a part of struct loop.
14734 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
14735 struct loop_exit): Add GTY marker.
14736 (struct loop): Add GTY marker. Make superloops vector gc allocated.
14737 Add skip marker to aux field. Make head of exits list a separate
14739 (struct loops): Add GTY marker. Make larray vector gc allocated.
14740 Add param marker to exits table.
14741 (get_loops): Type changed.
14742 * Makefile.in (tree-scalar-evolution.o): Add
14743 gt-tree-scalar-evolution.h dependency.
14744 (cfgloop.o, loop-init.o): Add ggc.h dependency.
14745 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
14746 * basic-block.h (struct basic_block_def): Remove skip marker from
14749 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
14751 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
14752 of 0 in the call to expand_expr().
14753 (expand_builtin_mathfn_3): Ditto.
14754 (expand_builtin_interclass_mathfn): Ditto.
14755 (expand_builtin_cexpi): Ditto.
14756 (expand_builtin_int_roundingfn): Ditto.
14757 (expand_builtin_int_roundingfn_2): Ditto.
14758 (expand_builtin_pow): Ditto.
14759 (expand_builtin_powi): Ditto.
14760 (expand_builtin_bswap): Ditto.
14761 (expand_builtin_unop): Ditto.
14762 (expand_builtin_fabs): Ditto.
14763 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
14764 the call to expand_expr().
14765 (expand_builtin_sync_operation): Ditto.
14766 (expand_builtin_compare_and_swap): Ditto.
14767 (expand_builtin_lock_test_and_set): Ditto.
14768 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
14769 instead of 0 in the call to expand_expr().
14770 (expand_builtin_extract_return_addr): Ditto.
14771 (expand_builtin_eh_return): Ditto.
14772 (expand_eh_return): Ditto.
14773 * explow.c (expr_size): Ditto.
14774 * expr.c (optimize_bitfield_assignment_op): Ditto.
14775 (expand_assignement): Ditto.
14776 (store_expr): Ditto.
14777 (store_field): Ditto.
14778 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
14779 the call to expand_expr().
14780 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
14781 in the call to expand_expr().
14782 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
14783 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
14784 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
14786 * optabs.c (expand_vec_shift_expr): Ditto.
14787 (expand_vec_cond_expr): Ditto.
14788 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
14789 call to expand_expr().
14790 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
14791 in the call to expand_expr().
14793 2007-05-14 Dave Korn <dave.korn@artimi.com>
14795 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
14797 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
14799 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
14800 instead of c_common_unsigned_type.
14801 (c_common_unsigned_type): Remove.
14802 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
14803 c_common_unsigned_type.
14804 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
14805 c_common_unsigned_type.
14806 * c-common.h (c_common_unsigned_type): Remove.
14807 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
14808 c_common_unsigned_type.
14809 * c-format.c (check_format_types): Use unsigned_type_for instead of
14810 c_common_unsigned_type.
14811 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14812 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
14813 of c_common_unsigned_type.
14814 * convert.c (convert_to_integer): Use unsigned_type_for instead of
14815 lang_hooks.types.unsigned_type.
14816 * expmed.c (make_tree): Use unsigned_type_for instead of
14817 lang_hooks.types.unsigned_type.
14818 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
14819 lang_hooks.types.unsigned_type.
14820 (build_range_check): Likewise.
14821 (fold_unary): Likewise.
14822 (fold_binary): Likewise.
14823 (fold_ternary): Likewise.
14824 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14825 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
14826 * tree.c (get_unsigned_type): New.
14827 (unsigned_type_for): Use get_unsigned_type instead of
14828 lang_hooks.types.unsigned_type.
14830 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
14832 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
14833 to m68k_get_function_kind. Update its prototype.
14834 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
14836 (m68k_interrupt_function_p): Return enum m68k_function_type
14837 instead of bool. Rename to m68k_get_function_kind.
14838 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
14839 target is not fido.
14840 (m68k_compute_frame_layout): Don't mark any register for save
14841 if an interrupt_thread attribute is specified.
14842 (m68k_hard_regno_rename_ok): Update a use of
14843 m68k_interrupt_function_p.
14844 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
14845 m68k_interrupt_function_p.
14846 (m68k_function_type): New.
14847 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
14848 for a function with an interrupt_thread attribute.
14849 * doc/extend.texi: Document the interrupt_thread attribute.
14851 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
14853 Fix PR tree-optimization/31911
14854 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
14855 if they didn't change the expression.
14857 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
14859 * tree-scalar-evolution.c (resolve_mixers): Exported.
14860 * tree-scalar-evolution.h (resolve_mixers): Declare.
14861 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
14862 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
14863 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
14864 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
14865 init_array_ref, init_pointer_ref, analyze_indirect_ref,
14866 strip_conversion, analyze_offset_expr, address_analysis,
14867 object_analysis, analyze_offset): Removed.
14868 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
14869 split_constant_offset, canonicalize_base_object_address,
14870 object_address_invariant_in_loop_p, disjoint_objects_p,
14871 dr_may_alias_p, dr_address_invariant_p): New functions.
14872 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
14873 and dr_analyze_alias.
14874 (initialize_data_dependence_relation): Use dr_may_alias_p
14875 and object_address_invariant_in_loop_p.
14876 (compute_self_dependence): Handle the case when
14877 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
14878 (find_data_references_in_stmt): Restrict the analysis of data
14879 references to the given loop nest.
14880 (find_data_references_in_loop): Made static. Pass loop nest to
14881 find_data_references_in_stmt.
14882 (compute_data_dependences_for_loop): Use DR_VOPS.
14883 (free_data_ref): Free DR_VOPS.
14884 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
14885 (struct innermost_loop_behavior): ... new.
14886 (struct base_object_info): Replaced by ...
14887 (struct indices): ... new.
14888 (struct dr_alias): New.
14889 (enum data_ref_type): Removed.
14890 (struct data_reference): Consist of struct innermost_loop_behavior,
14891 struct indices and struct dr_alias.
14892 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
14893 (DR_MEMTAG): Renamed to ...
14894 (DR_SYMBOL_TAG): ... this.
14895 (find_data_references_in_loop): Declaration removed.
14896 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
14897 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
14898 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
14899 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
14901 2007-05-13 Revital Eres <eres@il.ibm.com>
14903 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
14904 which walks virtual def-use chains to find redundant stores.
14905 (dse_optimize_stmt): Call it.
14907 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
14909 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
14910 * passes.c (init_optimization_passes): Move pass_jump_bypass
14913 * basic-block.h (bb_has_eh_pred): Fix style issue.
14915 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
14917 PR rtl-optimization/31848
14918 * loop-invariant.c (move_invariant_reg): If we move an insn
14919 with a REG_EQUAL note, and that insn is not always executed,
14920 remove the REG_EQUAL note.
14922 2007-05-12 Richard Guenther <rguenther@suse.de>
14924 PR tree-optimization/31797
14925 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
14926 propagate into a stmt that has volatile ops.
14928 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14930 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14931 (gcc_tooldir): Likewise.
14932 * configure: Regenerate.
14933 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14934 old configure.ac gcc_tooldir setting.
14935 (prefix_to_exec_prefix): New variable.
14936 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14937 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14939 2007-05-11 Silvius Rus <rus@google.com>
14941 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
14942 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
14943 * c-common.h (strict_aliasing_warning): Change return type.
14944 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
14945 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
14946 (build_c_cast): Condition call to strict_aliasing_warning.
14947 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
14948 * flags.h (set_Wstrict_aliasing): Declare.
14949 * opts.c (set_Wstrict_alising): Define, add call to.
14950 * tree-flow.h (strict_aliasing_warning_backend): Declare.
14951 * tree-ssa-alias-warnings.c: New file.
14952 * tree-ssa-alias.c (compute_may_aliases): Add call to
14953 strict_aliasing_warning_backend.
14955 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
14957 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14958 Use loop_depth and loop_outer accessor functions.
14959 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
14960 determine_invariantness_stmt, move_computations_stmt): Ditto.
14961 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
14962 add_loop, loopify, unloop, fix_loop_structure): Ditto.
14963 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
14964 * tree-scalar-evolution.c (interpret_loop_phi,
14965 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
14966 instantiate_parameters_1, scev_const_prop): Ditto.
14967 * cfghooks.c (make_forwarder_block): Ditto.
14968 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
14969 * modulo-sched.c (loop_canon_p): Ditto.
14970 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
14971 slpeel_can_duplicate_loop_p): Ditto.
14972 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
14973 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14974 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
14975 cancel_loop, verify_loop_structure): Ditto.
14976 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
14977 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
14978 superloops vector instead of "pred" array.
14979 (establish_preds): Take father loop as an argument. Initialize the
14981 (flow_loop_tree_node_add): Pass father loop to establish_preds.
14982 Do not initialize loop->outer.
14983 (flow_loop_tree_node_remove): Truncate the superloops vector.
14984 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
14985 "pred" merged to "superloops" vector.
14986 (loop_depth, loop_outer): New.
14987 (fel_init): Use loop_outer.
14989 2007-05-11 Jan Hubicka <jh@suse.cz>
14991 * cgraphunit.c: Include gt-cgraphunit.h
14992 (static_ctors, static_dtors): New static vars.
14993 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
14994 based on implementation in c-common.c
14995 (cgraph_finalize_function): Call record_cdtor_fn.
14996 (cgraph_optimize): Call cgraph_build_cdtor_fns.
14997 * decl.c (finish_function): Do not call c_record_cdtor_fn.
14998 (c_write_global_declarations): Do not call c_build_cdtor_fns.
14999 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15000 build_cdtor, c_build_cdtor_fns): Remove.
15001 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15002 c_build_cdtor_fns): Remove prototype.
15004 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15007 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15008 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15009 * builtins.c (fold_builtin_memchr): New.
15010 (expand_builtin_memchr): Call the latter.
15011 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15012 * doc/extend.texi ([Other built-in functions provided by GCC]):
15015 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15017 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15018 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15019 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15020 PFPO_OP1_TYPE_SHIFT): Constants added.
15021 (DFP_ALL): Mode macro defined.
15022 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15023 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15024 Insn definitions added.
15025 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15026 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15029 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15031 PR tree-optimization/31885
15032 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15033 NULL_TREE to be undetermined.
15034 (automatically_generated_chrec_p): Return false for NULL.
15036 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15038 * config/bfin/bfin.h (MOVE_RATIO): Define.
15040 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15042 * config.gcc (sparc-wrs-vxworks): New target.
15043 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15044 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15045 * config/sparc/sparc.h: Include vxworks-dummy.h.
15046 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15047 include LABEL_REFs too.
15048 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15049 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15051 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15053 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15054 (sparc_emit_call_insn): New function.
15055 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15056 functions when generating VxWorks PIC.
15057 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15058 (call, call_value): Use sparc_emit_call_insn instead of
15061 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15063 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15065 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15067 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15068 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15069 split_double instead of operand_subword.
15071 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15073 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15074 * config/bfin/bfin.c (bfin_local_alignment): New function.
15075 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15077 2007-05-08 Chao-ying Fu <fu@mips.com>
15079 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15080 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15081 (smsub_widen_optab, umsub_widen_optab): Define.
15082 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15084 * genopinit.c (optabs): Fill in smsub_widen_optab and
15086 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15087 and umsub_widen_optab to implement multiply-subtract sequences.
15088 * config/mips/mips.md (*msac<u>_di): Rename to...
15089 (<u>msubsidi4): ...this. Extend condition to include
15090 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15091 of operand 0 to "ka" and use the three-operand form of msub<u>
15093 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15096 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15098 PR rtl-optimization/28011
15099 * reload.c (push_reload): Set dont_share if IN appears in OUT
15100 also when IN is a PLUS rtx.
15101 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15104 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15106 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15107 call unshare_all_decls.
15108 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15109 (unshare_all_decls): Remove.
15111 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15114 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15117 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15118 Nigel Stephens <nigel@mips.com>
15120 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15121 Update comments and all uses.
15122 (MIN_FPRS_PER_FMT): Define.
15123 * config/mips/mips.c (function_arg): Fix to correctly handle
15124 the -mips32r2 -mfp64 -mabi=32 case.
15125 (override_options): Enable use of odd-numbered registers for
15126 SFmode values on MIPS32.
15127 (mips_save_reg_p): Save whole floating-point register pair if
15128 either half is used.
15129 (compute_frame_size): Fix comment.
15131 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15133 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15134 argument of type bool.
15135 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15136 argument. Safely select temporary P register according to it.
15137 (do_link): Change call site of add_to_reg accordingly.
15138 (do_unlink): Add epilogue_p as a fourth argument and pass it
15140 (expand_interrupt_handler_epilogue): Change call of do_unlink
15142 (bfin_expand_prologue): Add a third argument sibcall_p.
15143 * config/bfin/bfin.md (epilogue): Change call of
15144 bfin_expand_epilogue accordingly.
15145 (sibcall_epilogue): Likewise.
15146 (eh_return_internal): Likewise.
15148 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15149 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15150 * config/bfin/bfin.c (bfin_handle_option): Handle
15151 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15152 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15153 Support bf534, bf536 and bf561.
15154 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15156 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15159 * config/i386/i386.c (ix86_function_regparm): Process local
15160 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15162 2007-05-07 Mike Stump <mrs@apple.com>
15164 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15165 also checks for and while statements in C++.
15167 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15169 * gcc.c (at_file_supplied): New variable.
15170 (main): Set it if we expanded argv.
15171 (do_spec_1): Pass an @-file to the linker if we were called with
15172 an @-file argument and HAVE_GNU_LD.
15173 * collect2.c (at_file_supplied): New variable.
15174 (response_file): New variable.
15175 (collect_exit): Unlink response_file if necessary.
15176 (handler): Likewise.
15177 (do_wait): Likewise.
15178 (main): Set at_file_supplied if we expanded argv.
15179 (collect_execute): Pass an @-file to subprocesses if we were called
15180 with an @-file argument.
15181 * configure.ac: Add define for HAVE_GNU_LD.
15182 * configure: Regenerate.
15183 * config.in: Regenerate.
15185 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15187 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15188 operand to HI mode.
15193 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15195 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15196 (TARGET_ENCODE_SECTION_INFO): Re-define.
15197 (m32c_encode_section_info): New
15198 (function_vector_handler): New
15199 (current_function_special_page_vector): New
15200 (m32c_special_page_vector_p): New.
15201 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15203 * config/m32c/jump.md: Added instruction JSRS for functions
15204 with attribute "function_vector".
15205 * doc/extend.texi (function_vector): Added description
15206 for M16C, M32C targets.
15208 2007-05-07 DJ Delorie <dj@redhat.com>
15211 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15212 ashrpsi3, lshrpsi3): Update shift count constraint.
15214 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15215 Nathan Froyd <froydnj@codesourcery.com>
15218 * c-incpath.c (add_path): Strip trailing path separators.
15220 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15222 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15223 Free dominance info before purging EH edges.
15224 (eliminate_degenerate_phis): Likewise.
15225 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15227 2007-05-07 Jan Hubicka <jh@suse.cz>
15229 * gimplify.c (gimplify_expr): Do not crash when folding
15230 (void *)(int)&a + 4.
15232 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15235 * c-opts.c (lang_fortran): Make it non static.
15236 * c-common.h (lang_fortran): New prototype.
15237 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15238 -lang-fortran option was passed by the driver.
15240 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15242 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15243 of ASSERT_CHECKING. Tweak message.
15245 2007-05-06 Revital Eres <eres@il.ibm.com>
15248 * loop-unroll.c (insert_var_expansion_initialization):
15249 Initialize the expansions with -zero instead of +zero.
15251 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15253 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15254 into pic and non-pic versions. Mark r19 as used for
15255 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15256 for tgd_load, tld_load and tie_load .
15257 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15258 version of tgd_load, tld_load and tie_load depending on the
15261 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15262 Jakub Jelinek <jakub@redhat.com>
15264 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15265 (__do_global_dtors_aux): Use more paranoid loop to run
15266 destructors if HIDDEN_DTOR_LIST_END.
15267 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15269 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15271 * varasm.c (align_variable): Don't increase alignment for
15272 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15273 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15275 2007-05-04 Josh Conner <jconner@apple.com>
15277 * basic-block.h (cdi_direction): Assign values to all enumeration
15279 (dom_computed): Remove.
15280 (dom_info_state): New.
15281 (set_dom_info_availability): New.
15282 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15283 walk_data.dom_direction.
15284 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15285 instead of dom_computed[].
15286 (split_edge): Likewise.
15287 (create_basic_block): Likewise.
15288 (merge_blocks): Likewise.
15289 * ifcvt.c (find_if_header): Likewise.
15290 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15291 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15292 * tree-ssa.c (verify_ssa): Likewise.
15293 * tree-cfg.c (tree_verify_flow_info): Likewise.
15294 (remove_edge_and_dominated_blocks): Likewise.
15295 * dominance.c (dom_computed): Make static.
15296 (calc_dfs_tree_nonrec): Change third param to a bool.
15297 (calc_dfs_tree): Change second param to a bool.
15298 (calc_idioms): Change second param to a bool. Use
15299 dom_convert_dir_to_idx.
15300 (init_dom_info): Validate dir before using.
15301 (dom_convert_dir_to_idx): New.
15302 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15303 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15304 (free_dominance_info): Use dom_convert_dir_to_idx.
15305 (get_immediate_dominator): Likewise.
15306 (set_immediate_dominator): Likewise.
15307 (get_dominated_by): Likewise.
15308 (redirect_immediate_dominators): Likewise.
15309 (nearest_common_denominator): Likewise.
15310 (dominated_by_p): Likewise.
15311 (bb_dom_dfs_in): Likewise.
15312 (bb_dom_dfs_out): Likewise.
15313 (recount_dominator): Likewise.
15314 (iterate_fix_dominators): Likewise.
15315 (add_to_dominance_info): Likewise.
15316 (delete_from_dominance_info): Likewise.
15317 (first_dom_son): Likewise.
15318 (next_dom_son): Likewise.
15319 (dom_info_available_p): Likewise.
15320 (dom_info_state): New.
15321 (set_dom_info_availability): New.
15323 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15325 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15327 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15329 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15331 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15332 (subdi3, subdi_carry): Delete.
15334 2007-05-04 Jan Hubicka <jh@suse.cz>
15335 Richard Guenther <rguenther@suse.de>
15337 * opts.c (decode_options): Do not fiddle with inlining
15338 parameters in case of optimizing for size.
15339 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15340 for size do nothing.
15341 (cgraph_decide_inlining_of_small_function): When optimizing for
15342 size never inline functions increasing caller size.
15343 (cgraph_early_inlining): Inline for size when optimizing for size.
15345 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15347 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15348 logical operations piecewise.
15349 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15350 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15351 subdi_sesidi_di): Delete.
15352 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15353 the generated sequence. Allow three-reg add in constraints. Rewrite
15354 the rtl expression for carry to avoid zero_extend of a constant.
15355 (sub_with_carry): New pattern.
15356 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15357 different sequence not involving jumps.
15358 (notbi): Now a named pattern.
15360 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15362 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15363 Add the note about a significant loss of accuracy of some
15364 mathematical routines when these options are used.
15366 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15368 * haifa-sched.c (rtx_vec_t): New typedef.
15369 (contributes_to_priority_p): Extract piece of priority () into new
15371 (priority): Use the function. Add assertion.
15372 (rank_for_schedule, set_priorities): Add assertion to check that
15373 insn's priority is initialized.
15374 (clear_priorities, calc_priorities): Change signature. Make it update
15375 all relevant insns. Update all callers ('add_to_speculative_block ()'
15376 and 'create_block_check_twin ()').
15377 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
15378 Add new field 'priority_status'.
15379 (INSN_PRIORITY_STATUS): New macro.
15380 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
15382 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15384 * sched-ebb.c (debug_ebb_dependencies): New static function.
15385 (init_ready_list): Use it.
15387 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
15388 with changed signature and 'debug_rgn_dependencies ()'.
15389 (debug_rgn_dependencies): New static function.
15390 (init_ready_list): Use it.
15392 * sched-int.h (debug_dependencies): Declare.
15394 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15396 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
15398 2007-05-04 Dirk Mueller <dmueller@suse.de>
15400 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
15402 2007-05-03 Jan Hubicka <jh@suse.cz>
15404 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
15405 ((T1)X op (T1)Y), for pointer type in more cases than before.
15407 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
15409 * tree-object-size.c (plus_expr_object_size): When operand size is
15410 unknown, return unknown.
15412 2007-05-03 Dirk Mueller <dmueller@suse.de>
15414 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
15416 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
15419 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
15421 2007-05-03 Janis Johnson <janis187@us.ibm.com>
15423 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
15425 2007-05-03 Joseph Myers <joseph@codesourcery.com>
15427 * config/soft-fp/double.h, config/soft-fp/extended.h,
15428 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
15429 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
15430 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
15431 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
15434 2007-05-03 Ian Lance Taylor <iant@google.com>
15436 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
15437 MASK_PPC_GFXOPT for 8540 or 8548.
15439 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15441 * tree-vect-transform.c (vect_update_inits_of_drs): Use
15442 vect_print_dump_info() to output debug information.
15444 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15447 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
15448 operands of size 2 when operand is not MEM_P.
15450 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15452 PR tree-optimization/30565
15453 * lambda-code.c (perfect_nestify): Fix updating of dominators.
15455 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
15457 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
15458 (umulsi3_highpart): Use them.
15459 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
15460 for final accumulator to D regisster tranfser.
15462 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
15464 PR tree-optimization/31699
15465 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
15467 (vect_enhance_data_refs_alignment): Compute peel amount using
15468 TYPE_VECTOR_SUBPARTS instead of vf.
15469 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
15471 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
15474 * system.h: Remove inclusion of double-int.h
15475 * tree.h: Include double-int.h
15476 * gengtype.c: Likewise
15477 * cfgloop.h: Likewise
15478 * Makefile.in: Adjust dependencies on double-int.h
15480 2007-05-02 Eric Christopher <echristo@apple.com>
15482 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
15483 -shared to -Zdynamiclib.
15485 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
15488 * c-common.c (strip_pointer_or_array_types): New function.
15489 * c-common.h (strip_pointer_or_array_types): New function declaration.
15491 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15493 PR tree-optimization/31771
15494 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
15496 2007-05-02 Paul Brook <paul@codesourcery.com>
15498 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
15500 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15502 PR middle-end/29715
15503 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
15506 2007-05-02 Nick Clifton <nickc@redhat.com>
15508 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
15510 2007-05-02 Richard Guenther <rguenther@suse.de>
15512 PR tree-optimization/31146
15513 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
15514 argument, single_use_p. If we have a single use that is
15515 a conversion to the definition rhs type, propagate that rhs.
15516 (forward_propagate_addr_expr): Pass single_use_p argument
15517 to forward_propagate_addr_expr_1.
15519 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
15521 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
15524 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15526 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
15527 'AMD Family 10 core'.
15529 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15531 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
15532 and athlon64-sse3 as improved versions of k8, opteron and athlon64
15533 with SSE3 instruction set support.
15534 * doc/invoke.texi: Likewise.
15536 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15538 * config/i386/i386.c (override_options): Tuning 32-byte loop
15539 alignment for amdfam10 architecture. Increasing the max loop
15540 alignment to 24 bytes.
15542 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
15544 * config/m68k/constraints.md: New.
15545 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
15546 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15547 EXTRA_CONSTRAINT): Remove.
15548 * config/m68k/m68k.md: Include constraints.md.
15549 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
15551 2007-05-01 Ian Lance Taylor <iant@google.com>
15553 PR tree-optimization/31739
15554 * tree-vrp.c (vrp_val_is_max): New static function.
15555 (vrp_val_is_min): New static function.
15556 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
15558 (set_value_range): Use vrp_val_is_{max,min}.
15559 (extract_range_from_assert): Likewise.
15560 (extract_range_from_binary_expr): Likewise.
15561 (extract_range_from_unary_expr): Likewise.
15562 (dump_value_range, vrp_meet): Likewise.
15563 (vrp_visit_phi_node): Likewise.
15564 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
15566 2007-05-01 Mark Mitchell <mark@codesourcery.com>
15568 * config/i386/gmon-sol2.c (size_t): New type.
15569 (intptr_t): Likewise.
15570 (s_textsize): Declare as size_t.
15572 (monstartup): Use size_t for sizes.
15573 (_mcount): Save and restore registers.
15574 (internal_mcount): Pass 0 as the first argument to monstartup
15576 (moncontrol): Convert pointer to appropriately sized integer
15577 before passing to profil.
15579 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15581 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
15582 __NO_FPRS__, not just if _SOFT_DOUBLE.
15583 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
15584 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
15585 also for E500 double.
15586 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
15587 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
15590 2007-05-01 Richard Guenther <rguenther@suse.de>
15592 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
15595 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15597 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
15599 2007-05-01 Jan Hubicka <jh@suse.cz>
15601 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
15604 2007-05-01 Jan Hubicka <jh@suse.cz>
15606 * tree.h (maybe_fold_offset_to_component_ref): Remove.
15607 (maybe_fold_offset_to_reference): Declare.
15608 * fold-const.c (fold_unary): Do not fold
15609 (type *)&A into &A->field_of_type_and_offset_0
15610 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
15611 size is unknown, give up.
15612 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
15614 (maybe_fold_offset_to_reference): New.
15615 (maybe_fold_stmt_indirect): Use it.
15616 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
15617 * gimplify.c (gimplify_conversion): Canonicalize conversions to
15619 (gimplify_expr): Likewise for plus_expr.
15621 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
15623 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
15624 bsi_after_labels. Always insert statements before bsi.
15625 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
15626 * predict.c (apply_return_prediction): Check for empty blocks.
15627 * cfgexpand.c (lab_rtx_for_bb): New variable.
15628 (label_rtx_for_bb): Do not create new tree labels.
15629 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
15630 (tree_expand_cfg): Initialize lab_rtx_for_bb.
15631 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
15633 (label_for_bb): Add field used.
15634 (update_eh_label, main_block_label): Mark the label used.
15635 (cleanup_dead_labels): Remove unused labels.
15637 2007-05-01 Richard Guenther <rguenther@suse.de>
15639 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
15640 if it is not about to be set.
15641 (get_value_range): Do not pre-allocate equiv bitmap.
15642 (update_value_range): No need to clear equiv field.
15643 (add_equivalence): Change prototype to get bitmap pointer.
15644 Allocate bitmap here if it is not already.
15645 (extract_range_from_assert): Do not allocate bitmap here.
15646 Update callers to add_equivalence.
15647 (extract_range_from_ssa_name): Likewise.
15648 (get_vr_for_comparison): New static helper.
15649 (compare_name_with_value): Handle NULL equiv bitmap by
15650 peeling the first iteration of the comparison loop.
15651 Use get_vr_for_comparison.
15652 (compare_names): Handle NULL equiv bitmaps by using fake
15653 ones. Use get_vr_for_comparison.
15655 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
15657 * double-int.c (mpz_set_double_int): Moved from
15658 tree-ssa-loop-niter.c.
15659 (mpz_get_double_int): Likewise; also, add option to wrap
15660 out-of-range integers.
15661 * double-int.h: New prototypes for above.
15662 * tree.c (get_static_type_bounds): Moved from
15663 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
15664 TYPE_MAX_VALUE if they exist..
15665 * tree.h: New prototype for above.
15666 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
15667 get_type_bounds calls.
15668 (mpz_set_double_int): Move to double-int.c.
15669 (get_type_bounds): Move to tree.c, rename to
15670 get_static_type_bounds.
15671 (mpz_to_double_int): Move to double-int.c, rename to
15672 mpz_get_double_int.
15674 2007-04-30 Bob Wilson <bob.wilson@acm.org>
15676 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
15677 DIV0 exception can fall through to a normal return.
15679 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
15681 PR middle-end/22156
15682 Temporarily revert:
15683 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15684 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15685 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15686 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15687 initialize align to silence bogus warning.
15688 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15689 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15691 (struct sra_walk_fns): Remove use_all parameter from use.
15692 (sra_hash_tree): Handle BIT_FIELD_REFs.
15693 (sra_elt_hash): Don't hash bitfld blocks.
15694 (sra_elt_eq): Skip them in parent compares as well. Handle
15696 (sra_walk_expr): Don't maintain or pass down use_all_p.
15697 (scan_use): Remove use_all parameter.
15698 (scalarize_use): Likewise. Re-expand assignment to
15699 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15700 output, and re-scalarize after output. Don't mark anything
15702 (scalarize_ldst): Adjust.
15703 (scalarize_walk_gimple_modify_statement): Likewise.
15704 (build_element_name_1): Handle BIT_FIELD_REFs.
15705 (instantiate_element): Don't warn for any element whose parent
15706 is used as a whole.
15707 (instantiate_missing_elements_1): Return the sra_elt.
15708 (canon_type_for_field): New.
15709 (try_instantiate_multiple_fields): New.
15710 (instantiate_missing_elemnts): Use them.
15711 (mark_no_warning): Removed.
15712 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15713 (REPLDUP, sra_build_elt_assignment): New.
15714 (generate_copy_inout): Use them.
15715 (generate_element_copy): Likewise. Handle bitfld differences.
15716 (generate_element_zero): Don't recurse for blocks. Use
15717 sra_build_elt_assignment.
15718 (generate_one_element_int): Take elt instead of var. Use
15719 sra_build_elt_assignment.
15720 (generate_element_init_1): Adjust.
15721 (scalarize_use, scalarize_copy): Use REPLDUP.
15722 (scalarize_ldst): Move assert before dereference.
15723 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15725 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
15728 * tree.c (reconstruct_complex_type): Reconstruct a reference
15730 Also use the same mode for the pointer as the old pointer type.
15732 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15734 * doc/trouble.texi (Interoperation): Remove note about Ultrix
15737 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
15739 PR rtl-optimization/31676
15740 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
15741 (df_refs_record): Call it.
15743 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15745 * rtl.def (SS_ABS): New code.
15746 * config/bfin/bfin.c (print_operand): New modifier 'v'.
15747 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
15748 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
15749 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
15750 (bfin_init_builtins): Define them.
15751 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
15752 (bfin_expand_builtin): ... and handle the others here.
15753 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
15754 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
15755 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
15756 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
15757 operand is only HImode.
15759 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
15761 * regclass.c (scan_one_insn): Remove splitting of
15764 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
15765 Nigel Stephens <nigel@mips.com>
15767 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
15769 2007-04-28 Jan Hubicka <jh@suse.cz>
15771 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
15772 insn_locators_alloc instead of insn_locators_initialize;
15773 call reset_block_changes.
15774 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15775 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
15776 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
15777 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15778 * config/score/score.c (th_output_mi_thunk): Likewise.
15779 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15780 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
15781 tolerate uninitialized locator info.
15784 * function.c (init_function_start): Don't init line number info.
15785 (expand_function_end): Update.
15786 (reset_block_changes, record_block_change, finalize_block_changes,
15787 check_block_change, free_block_changes): Kill.
15788 * function.h (reset_block_changes, record_block_change,
15789 finalize_block_changes, check_block_change, free_block_changes):
15791 (struct function): Remove ib_boundaries_block.
15792 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15793 Use curr_insn_locator to initialize locator.
15794 (emit_line_note): Remove.
15795 * cfgexpand.c (expand_gimple_cond_expr): Update.
15796 (construct_exit_block): Likewise.
15797 (tree_expand_cfg): Initialize/finalize locators.
15798 * expr.c (expand_expr_real): Update.
15799 * cfglayout.c (line_locators_locs, line_locators_lines,
15800 file_locators_locs, file_locators_files): Remove.
15801 (set_block_levels): Move to cfgexpand.c.
15802 (insn_locators_initialize): Remove.
15803 (pass_insn_locators_initialize): Remove.
15804 (locations_locators_locs, locations_locators_vals): New static vars.
15805 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15807 (insn_locators_alloc, insn_locators_finalize,
15808 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15810 (locator_location): New.
15811 (locator_line, locator_file): Rewrite.
15812 * rtl.h (emit_line_note): Kill.
15813 (insn_locators_alloc, insn_locators_finalize,
15814 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15816 * tree-inline.c (initialize_cfun): Do not initialize
15817 ib_boundaries_block.
15818 * passes.c (pass_insn_locators_initialize): Remove.
15820 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
15822 * tree-cfg.c (move_block_to_fn): Release bb from dominance
15823 info. Update last_basic_block correctly.
15825 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
15828 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
15829 register itself to hold the offset constant. Tell flow the use
15830 of r4 and r5 when they are used.
15832 2007-04-27 Richard Guenther <rguenther@suse.de>
15834 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
15835 if we simplified anything.
15836 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
15837 warnings until we did a simplification and the stmt was not
15838 marked as TREE_NO_WARNING.
15840 2007-04-27 Mike Stump <mrs@apple.com>
15842 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
15844 2007-04-27 Ian Lance Taylor <iant@google.com>
15846 PR middle-end/31710
15847 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
15848 TYPE_MAX_VALUE exist, convert them to the new type.
15850 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15852 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
15853 if it claims to be available.
15854 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
15855 edge is redirected.
15856 (perform_tree_ssa_dce): Always free postdominators.
15858 2007-04-27 Richard Henderson <rth@redhat.com>
15860 * config/alpha/predicates.md (aligned_memory_operand): Mark
15861 as define_special_predicate.
15862 (unaligned_memory_operand, normal_memory_operand): Likewise.
15863 (reg_or_unaligned_mem_operand): Remove.
15864 (any_memory_operand): Match the documentation and check for
15865 non-renumbered pseudos during reload.
15866 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
15867 alpha_secondary_reload_class, update to new interface, make static.
15868 Handle CQImode like HImode. Remove FP subreg check.
15869 (alpha_expand_mov): Use replace_equiv_address.
15870 (alpha_expand_mov_nobwx): Use any_memory_operand.
15871 (TARGET_SECONDARY_RELOAD): New.
15872 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
15873 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15874 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
15875 * config/alpha/alpha.md: ... here.
15876 (RELOAD12, reloadmode): New.
15878 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
15879 Don't handle the aligned case here.
15880 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
15881 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
15882 reload_inhi_help. Don't expect a scratch register.
15883 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
15885 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
15887 2007-04-27 Richard Guenther <rguenther@suse.de>
15889 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
15891 2007-04-27 Richard Guenther <rguenther@suse.de>
15893 PR tree-optimization/30965
15894 PR tree-optimization/30978
15895 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
15896 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
15897 (find_equivalent_equality_comparison): Likewise.
15898 (simplify_cond): Likewise.
15899 (get_prop_source_stmt): New helper.
15900 (get_prop_dest_stmt): Likewise.
15901 (can_propagate_from): Likewise.
15902 (remove_prop_source_from_use): Likewise.
15903 (combine_cond_expr_cond): Likewise.
15904 (forward_propagate_comparison): New function.
15905 (forward_propagate_into_cond): Rewrite to use fold for
15907 (tree_ssa_forward_propagate_single_use_vars): Call
15908 forward_propagate_comparison to propagate comparisons.
15910 2007-04-27 Richard Guenther <rguenther@suse.de>
15912 PR tree-optimization/31715
15913 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
15914 sure to do computation on the offset in an appropriate
15917 2007-04-27 Richard Sandiford <richard@codesourcery.com>
15919 * reload.h (elimination_target_reg_p): Declare.
15920 * reload.c (find_reloads): Don't apply the reg_rtx move
15921 optimization if the SET_DEST satisfies elimination_target_reg_p.
15922 * reload1.c (elimination_target_reg_p): New function.
15923 (gen_reload): In the move/add2 fallback, make sure that op0
15924 does not overlap the destination register.
15926 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15928 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
15929 transform only GIMPLE_MODIFY_STMTs.
15930 * tree-complex.c (expand_complex_operations_1): Ditto.
15931 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
15932 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
15933 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
15935 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15936 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
15937 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
15938 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
15939 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
15940 slpeel_add_loop_guard): Ditto.
15941 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15942 * lambda-code.c (perfect_nestify): Ditto.
15943 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
15944 before the first statement.
15945 * tree-optimize.c (execute_free_datastructures): Fix comments.
15946 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
15947 * tree-flow.h (disband_implicit_edges): Declaration removed.
15948 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
15950 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
15951 COND_EXPRs without gotos.
15952 (disband_implicit_edges, has_label_p): Removed.
15953 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
15954 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
15956 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
15958 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
15959 also for COND_EXPRs.
15960 * cfgexpand.c (label_rtx_for_bb): New function.
15961 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
15962 Use label_rtx_for_bb to find the labels.
15963 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
15964 last block. Detect fallthru edges.
15966 2007-04-26 Ian Lance Taylor <iant@google.com>
15969 * reload.c (find_reloads_subreg_address): If the address was valid
15970 in the original mode but not in the new mode, reload the whole
15973 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15975 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
15976 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
15977 (cleanup_control_expr_graph): Do not invalidate dominance info.
15978 Record altered blocks.
15979 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
15980 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
15981 cleanup_tree_cfg_bb): New functions.
15982 (remove_forwarder_block): Do not maintain the worklist of blocks.
15983 Record altered blocks.
15984 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
15985 not over whole cfg.
15986 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
15987 delete_unreachable_blocks if dominators are not available.
15988 * tree-inline.c (optimize_inline_calls): Free dominance information
15990 * tree-flow.h (remove_edge_and_dominated_blocks,
15991 cfgcleanup_altered_bbs): Altered.
15992 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
15994 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
15996 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
15997 do not invalidate dominators.
15999 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16001 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16002 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16003 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16004 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16006 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16008 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16010 2007-04-26 Richard Guenther <rguenther@suse.de>
16012 PR tree-optimization/31703
16013 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16014 the right type for the target of the bittest.
16016 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16018 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16019 ix86_sol10_return_in_memory.
16021 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16023 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16026 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16029 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16031 PR tree-optimization/30558
16032 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16033 clear this_state.prev_try.
16035 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16036 Mark Mitchell <mark@codesourcery.com>
16038 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16039 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16040 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16042 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16045 * doc/invoke.texi (%:print-asm-header): Document.
16046 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16048 (static_spec_functions): Add print-asm-header.
16049 (main): Print a banner before the --target-help linker options.
16050 (print_asm_header_spec_function): New function.
16052 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16055 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16056 (movsf_ie): Likewise.
16058 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16060 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16062 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16064 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16065 exception for divide-by-zero.
16066 (__umodsi3, __modsi3): Likewise.
16068 2007-04-25 Dirk Mueller <dmueller@suse.de>
16070 * c-typeck.c (build_compound_expr): Annotate warning()
16071 call with OPT_Wunused_value.
16072 * tree-ssa.c (warn_uninit): Annotate warning with
16074 * c-common.c (handle_sentinel_attribute): Annotate warning
16075 call with OPT_Wattributes.
16077 2007-04-25 Thiemo Seufer <ths@mips.com>
16079 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16080 (mips16): Fix typo.
16081 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16082 on to the assembler. Improve handling of -mno-mips16. Add handling
16083 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16084 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16085 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16086 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16088 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16091 * config/i386/winnt.c (i386_pe_file_end): Strip only
16092 USER_LABEL_PREFIX when writing export name.
16094 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16096 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16097 sh/elf.h, vx-common.h and vxworks.h.
16098 * config/sh/sh.h: Include config/vxworks-dummy.h.
16099 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16100 (OVERRIDE_OPTIONS): Use it.
16101 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16102 (vxworks_picreg): New pattern.
16103 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16104 VXWORKS_OS_CPP_BUILTINS.
16105 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16106 to their VXWORKS_* equivalents.
16107 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16108 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16109 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16110 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16111 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16112 -mrtp/-fPIC multilibs.
16113 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16114 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16115 (MULTILIB_OSDIRNAMES): Delete.
16117 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16120 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16122 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16124 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16125 rounding mode to be specified by the caller.
16126 (real_to_mpfr) Likewise.
16127 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16128 include new arguments.
16129 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16131 2007-04-24 Ian Lance Taylor <iant@google.com>
16133 PR tree-optimization/31605
16134 * tree-vrp.c (set_value_range): Check that min and max are not
16135 both overflow infinities.
16136 (set_value_range_to_value): New static function.
16137 (extract_range_from_binary_expr): Call set_value_range_to_value.
16138 (extract_range_from_cond_expr): Likewise.
16139 (extract_range_from_expr): Likewise.
16140 (extract_range_from_unary_expr): Likewise. Don't create a range
16141 which overflows on both sides.
16142 (vrp_meet): Check for a useless range.
16143 (vrp_visit_phi_node): If we see a constant which looks like an
16144 overflow infinity, turn off the TREE_OVERFLOW flag.
16146 2007-04-24 Ian Lance Taylor <iant@google.com>
16148 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16150 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16152 PR diagnostic/25923
16153 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16154 diagnostic message is being built.
16155 * tree-pretty-print.c (dump_generic_node): Only write the
16156 formatted text into BUFFER's stream if we are not building a
16157 diagnostic message.
16158 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16160 * Makefile.in (toplev.o): Depend on tree-pass.h.
16162 2007-04-24 Ian Lance Taylor <iant@google.com>
16164 PR tree-optimization/31602
16165 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16166 conditionals in the copied loop header.
16167 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16168 warnings if TREE_NO_WARNING is set.
16169 * doc/invoke.texi (Warning Options): Clarify that
16170 -Wstrict-overflow does not warn about loops.
16172 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16174 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16175 expand on the comment about _Decimal128 arguments and check the
16176 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16177 that _Decimal128 argument uses even/odd register pair.
16178 (function_arg): Ditto.
16180 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16182 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16183 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16185 2007-04-24 Richard Guenther <rguenther@suse.de>
16186 Olga Golovanevsky <olga@il.ibm.com>
16188 * fold-const.c (multiple_of_p): Check for bottom
16191 2007-04-24 Richard Henderson <rth@redhat.com>
16193 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16194 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16195 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16196 looking for non-zero bits shifted out. Avoid a recursive call
16197 when constructing the scalar.
16198 (__floatundisf): Likewise.
16200 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16202 * dwarf2out.c (field_byte_offset): Move the existing logic
16203 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16204 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16206 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16209 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16210 length argument of 0 for memset.
16211 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16212 unsigned shift instead of the signed variant.
16214 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16216 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16217 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16218 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16219 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16220 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16221 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16222 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16223 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16224 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16225 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16226 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16227 "mul<mode>3", "div<mode>3"): Insn definitions added.
16228 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16229 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16230 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16231 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16232 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16233 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16234 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16235 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16236 TARGET_FLOAT_FORMAT): Macro definitions removed.
16237 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16238 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16239 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16240 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16241 (s390_gen_rtx_const_DI): Function removed.
16242 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16244 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16246 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16247 over an external ffs function.
16249 2007-04-24 Chao-ying Fu <fu@mips.com>
16250 Richard Sandiford <richard@nildram.co.uk>
16252 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16253 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16254 (smadd_widen_optab, umadd_widen_optab): Define.
16255 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16257 * genopinit.c (optabs): Fill in smadd_widen_optab and
16259 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16260 and umadd_widen_optab to implement multiply-add sequences.
16261 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16262 (<u>maddsidi4): ...this. Extend condition to include
16263 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16264 of operand 0 to "ka" and use the three-operand form of madd<u>
16266 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16268 * config/mips/constraints.md (ka): New register constraint.
16270 2007-04-24 Jan Hubicka <j@suse.cz>
16274 2007-04-23 Jan Hubicka <jh@suse.cz>
16275 * function.c (init_function_start): Don't init line number info.
16276 (expand_function_end): Update.
16277 (reset_block_changes, record_block_change, finalize_block_changes,
16278 check_block_change, free_block_changes): Kill.
16279 * function.h (reset_block_changes, record_block_change,
16280 finalize_block_changes, check_block_change, free_block_changes):
16282 (struct function): Remove ib_boundaries_block.
16283 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16284 Use curr_insn_locator to initialize locator.
16285 (emit_line_note): Remove.
16286 * cfgexpand.c (expand_gimple_cond_expr): Update.
16287 (construct_exit_block): Likewise.
16288 (tree_expand_cfg): Initialize/finalize locators.
16289 * expr.c (expand_expr_real): Update.
16290 * cfglayout.c (line_locators_locs, line_locators_lines,
16291 file_locators_locs, file_locators_files): Remove.
16292 (set_block_levels): Move to cfgexpand.c.
16293 (insn_locators_initialize): Remove.
16294 (pass_insn_locators_initialize): Remove.
16295 (locations_locators_locs, locations_locators_vals): New static vars.
16296 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16298 (insn_locators_alloc, insn_locators_finalize,
16299 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16301 (locator_location): New.
16302 (locator_line, locator_file): Rewrite.
16303 * rtl.h (emit_line_note): Kill.
16304 (insn_locators_alloc, insn_locators_finalize,
16305 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16307 * tree-inline.c (initialize_cfun): Do not initialize
16308 ib_boundaries_block.
16309 * passes.c (pass_insn_locators_initialize): Remove.
16311 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16313 * doc/invoke.texi: Removed leading '-' from option index entries.
16315 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16317 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16319 (create_phi_node): Use set_phi_nodes.
16320 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16321 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16322 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16323 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16324 (bsi_start, bsi_last): Use bb_stmt_list.
16325 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16326 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16327 Traverse the statements using tsi iterator.
16328 * basic-block.h (struct basic_block_def): Fields stmt_list
16329 and phi_nodes moved to ...
16330 (struct tree_bb_info): ... new structure.
16331 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16332 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16333 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16334 (tree_verify_flow_info): Verify that il.tree is not set for
16335 entry and exit block.
16336 (tree_split_block): Use set_bb_stmt_list.
16338 2007-04-23 Mike Stump <mrs@apple.com>
16340 * config/i386/i386.c (ix86_tune_features
16341 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16344 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16346 * config/i386/i386.md (prefix_extra): New attribute.
16347 (length): Add prefix_extra.
16349 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16350 (sse2_movntv2di): Likewise.
16351 (sse2_cvtps2dq): Likewise.
16352 (sse2_cvtpd2pi): Likewise.
16353 (sse2_cvttpd2pi): Likewise.
16354 (*sse2_cvtpd2ps): Likewise.
16355 (*add<mode>3): Likewise.
16356 (sse2_ssadd<mode>3): Likewise.
16357 (sse2_usadd<mode>3): Likewise.
16358 (*sub<mode>3): Likewise.
16359 (sse2_sssub<mode>3): Likewise.
16360 (sse2_ussub<mode>3): Likewise.
16361 (*mulv8hi3): Likewise.
16362 (*smulv8hi3_highpart): Likewise.
16363 (*umulv8hi3_highpart): Likewise.
16364 (sse2_umulv2siv2di3): Likewise.
16365 (sse2_pmaddwd): Likewise.
16366 (ashr<mode>3): Likewise.
16367 (lshr<mode>3): Likewise.
16368 (ashl<mode>3): Likewise.
16369 (sse2_ashlti3): Likewise.
16370 (sse2_lshrti3): Likewise.
16371 (*umaxv16qi3): Likewise.
16372 (*smaxv8hi3): Likewise.
16373 (*uminv16qi3): Likewise.
16374 (*sminv8hi3): Likewise.
16375 (sse2_eq<mode>3): Likewise.
16376 (sse2_gt<mode>3): Likewise.
16377 (*and<mode>3): Likewise.
16378 (sse2_nand<mode>3): Likewise.
16379 (*ior<mode>3): Likewise.
16380 (*xor<mode>3): Likewise.
16381 (sse2_packsswb): Likewise.
16382 (sse2_packssdw): Likewise.
16383 (sse2_packuswb): Likewise.
16384 (sse2_punpckhbw): Likewise.
16385 (sse2_punpcklbw): Likewise.
16386 (sse2_punpckhwd): Likewise.
16387 (sse2_punpcklwd): Likewise.
16388 (sse2_punpckhdq): Likewise.
16389 (sse2_punpckldq): Likewise.
16390 (sse2_punpckhqdq): Likewise.
16391 (sse2_punpcklqdq): Likewise.
16392 (*sse2_pinsrw): Likewise.
16393 (*sse2_pextrw): Likewise.
16394 (sse2_pshufd_1): Likewise.
16395 (sse2_uavgv16qi3): Likewise.
16396 (sse2_uavgv8hi3): Likewise.
16397 (sse2_psadbw): Likewise.
16398 (sse2_pmovmskb): Likewise.
16399 (*sse2_maskmovdqu): Likewise.
16400 (*sse2_maskmovdqu_rex64): Likewise.
16401 (sse4a_extrqi): Likewise.
16402 (sse4a_extrq): Likewise.
16403 (sse3_lddqu): Set prefix_rep.
16404 (sse3_addsubv4sf3): Likewise.
16405 (sse3_haddv4sf3): Likewise.
16406 (sse3_hsubv4sf3): Likewise.
16407 (sse_cvtss2si): Likewise.
16408 (sse_cvtss2si_2): Likewise.
16409 (sse_cvtss2siq): Likewise.
16410 (sse_cvtss2siq_2): Likewise.
16411 (sse_cvttss2si): Likewise.
16412 (sse_cvttss2siq): Likewise.
16413 (sse2_cvttps2dq): Likewise.
16414 (sse3_movshdup): Likewise.
16415 (sse3_movsldup): Likewise.
16416 (sse2_cvtsd2si): Likewise.
16417 (sse2_cvtsd2si_2): Likewise.
16418 (sse2_cvtsd2siq): Likewise.
16419 (sse2_cvtsd2siq_2): Likewise.
16420 (sse2_cvttsd2si): Likewise.
16421 (sse2_cvttsd2siq): Likewise.
16422 (*sse2_cvtpd2dq): Likewise.
16423 (*sse2_cvttpd2dq): Likewise.
16424 (sse2_pshuflw_1): Likewise.
16425 (sse2_pshufhw_1): Likewise.
16426 (sse4a_insertqi): Likewise.
16427 (sse4a_insertq): Likewise.
16428 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
16429 (ssse3_phadddv4si3): Likewise.
16430 (ssse3_phaddswv8hi3): Likewise.
16431 (ssse3_phsubwv8hi3): Likewise.
16432 (ssse3_phsubdv4si3): Likewise.
16433 (ssse3_phsubswv8hi3): Likewise.
16434 (ssse3_pmaddubswv8hi3): Likewise.
16435 (ssse3_pmulhrswv8hi3): Likewise.
16436 (ssse3_pshufbv16qi3): Likewise.
16437 (ssse3_psign<mode>3): Likewise.
16438 (ssse3_palignrti): Likewise.
16439 (abs<mode>2): Likewise.
16440 (ssse3_phaddwv4hi3): Set prefix_extra.
16441 (ssse3_phadddv2si3): Likewise.
16442 (ssse3_phaddswv4hi3): Likewise.
16443 (ssse3_phsubwv4hi3): Likewise.
16444 (ssse3_phsubdv2si3): Likewise.
16445 (ssse3_phsubswv4hi3): Likewise.
16446 (ssse3_pmaddubswv4hi3): Likewise.
16447 (ssse3_pmulhrswv4hi3): Likewise.
16448 (ssse3_pshufbv8qi3): Likewise.
16449 (ssse3_psign<mode>3): Likewise.
16450 (ssse3_palignrdi): Likewise.
16451 (abs<mode>2): Likewise.
16452 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
16453 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
16454 (sse2_pmovmskb): Set mode to SI instead of V2DF.
16456 2007-04-23 Nick Clifton <nickc@redhat.com>
16458 * params.def: Fix formatting of emacs local variables.
16460 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16462 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
16463 move if inter-unit move isn't allowed.
16464 Don't split moving the first element of V2DI to DI to inter-unit
16465 move if inter-unit move isn't allowed.
16467 2007-04-23 Richard Guenther <rguenther@suse.de>
16469 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
16470 and CDI_POST_DOMINATORS separately.
16472 2007-04-23 Nick Clifton <nickc@redhat.com>
16474 * c.opt (Wformat-contains-nul): Add warning attribute.
16476 2007-04-23 Jan Hubicka <jh@suse.cz>
16478 * function.c (init_function_start): Don't init line number info.
16479 (expand_function_end): Update.
16480 (reset_block_changes, record_block_change, finalize_block_changes,
16481 check_block_change, free_block_changes): Kill.
16482 * function.h (reset_block_changes, record_block_change,
16483 finalize_block_changes, check_block_change, free_block_changes):
16485 (struct function): Remove ib_boundaries_block.
16486 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16487 Use curr_insn_locator to initialize locator.
16488 (emit_line_note): Remove.
16489 * cfgexpand.c (expand_gimple_cond_expr): Update.
16490 (construct_exit_block): Likewise.
16491 (tree_expand_cfg): Initialize/finalize locators.
16492 * expr.c (expand_expr_real): Update.
16493 * cfglayout.c (line_locators_locs, line_locators_lines,
16494 file_locators_locs, file_locators_files): Remove.
16495 (set_block_levels): Move to cfgexpand.c.
16496 (insn_locators_initialize): Remove.
16497 (pass_insn_locators_initialize): Remove.
16498 (locations_locators_locs, locations_locators_vals): New static vars.
16499 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16501 (insn_locators_alloc, insn_locators_finalize,
16502 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16504 (locator_location): New.
16505 (locator_line, locator_file): Rewrite.
16506 * rtl.h (emit_line_note): Kill.
16507 (insn_locators_alloc, insn_locators_finalize,
16508 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16510 * tree-inline.c (initialize_cfun): Do not initialize
16511 ib_boundaries_block.
16512 * passes.c (pass_insn_locators_initialize): Remove.
16514 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16516 PR middle-end/31448
16517 * expr.c (reduce_to_bit_field_precision): Handle
16520 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
16522 PR tree-optimization/24659
16523 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
16524 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
16525 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
16526 * genopinit.c (optabs): Rename vec_pack_mod_optab
16527 to vec_pack_trunc_optab.
16528 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
16529 early for scalar floating point operands for NOP_EXPR.
16530 (vectorizable_type_promotion): Ditto.
16531 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
16532 vec_pack_trunc_optab.
16533 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
16535 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
16536 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
16537 Rename from VEC_PACK_MOD_EXPR.
16538 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
16539 * expr.c (expand_expr_real_1): Ditto.
16540 * tree-inline.c (estimate_num_insns_1): Ditto.
16541 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16543 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
16544 (vec_unpacks_lo_v4sf): Ditto.
16545 (vec_pack_trunc_v2df): Ditto.
16546 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
16547 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
16548 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
16550 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
16552 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
16554 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
16555 Rename from VEC_PACK_MOD_EXPR. This expression also represent
16556 packing of floating point operands.
16557 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
16558 represent unpacking of floating point operands.
16559 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
16560 [vec_unpacks_hi]: Ditto.
16561 [vec_unpacks_lo]: Ditto.
16563 2007-04-22 Jan Hubicka <jh@suse.cz>
16565 * final.c (rest_of_handle_final): Call
16566 targetm.asm_out.constructor/targetm.asm_out.destructor
16567 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
16568 proper priority via decl_*_priority_insert.
16569 * c-common.c (c_expand_body): Likewise.
16571 2007-04-22 Richard Guenther <rguenther@suse.de>
16573 PR tree-optimization/29789
16574 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
16575 (rewrite_reciprocal): New helper split out from
16576 determine_invariantness_stmt.
16577 (rewrite_bittest): Likewise.
16578 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
16579 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
16582 2007-04-22 Revital Eres <eres@il.ibm.com>
16584 * loop-unroll.c (var_to_expand): New field to support also
16585 insns of the form x = something + x.
16586 (analyze_insn_to_expand_var): Use it.
16587 (expand_var_during_unrolling): Likewise.
16589 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16591 * predict.c: Include pointer-set.h.
16592 (bb_predictions): New variable.
16593 (tree_predicted_by_p, tree_predict_edge,
16594 remove_predictions_associated_with_edge): Use bb_predictions map
16595 instead of bb->predictions.
16596 (clear_bb_predictions, assert_is_empty): New functions.
16597 (combine_predictions_for_bb): Use bb_predictions map. Call
16598 clear_bb_predictions.
16599 (tree_estimate_probability): Create and free bb_predictions map.
16600 * Makefile.in (predict.o): Add pointer-set.h dependency.
16601 * basic-block.h (struct basic_block_def): Remove predictions
16603 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
16605 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16608 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
16611 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16613 * timevar.c (timevar_print): Change reference of --disable-checking to
16614 --enable-checking=release. Also warn if assert checking is disabled.
16616 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16619 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
16620 decl as addressable if the compound literal was marked as
16622 Mark the decl as a gimple register if it is a complex or
16623 vector decl and does not live in memory.
16625 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16627 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
16628 (GENERIC_NEXT): New function macro.
16629 (PHI_CHAIN): Use phi_node's new chain variable.
16630 (tree_phi_node): Change tree_common to tree_base
16631 and add the chain field.
16632 * tree-phinodes.c (make_phi_node): Don't set
16633 TREE_TYPE on the new node.
16634 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
16635 instead of checking GIMPLE_TUPLE_P in chain_next.
16636 * tree-vect-transform.c
16637 (get_initial_def_for_induction): Look at
16638 PHI_RESULT_TREE for the type of the phi node.
16639 (update_vuses_to_preheader): Use PHI_CHAIN
16640 instead of TREE_CHAIN on the phi node.
16641 * tree-ssa-structalias.c (compute_points_to_sets):
16643 (ipa_pta_execute): Likewise.
16645 2007-04-21 Richard Guenther <rguenther@suse.de>
16647 PR middle-end/31136
16648 * fold-const.c (fold_unary): Call fold_convert_const on the
16651 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
16653 * gcse.c (store_killed_in_insn): Handle PARALLELs.
16654 (store_killed_in_pat): New.
16656 2007-04-20 Richard Henderson <rth@redhat.com>
16659 * config/i386/i386.c (type_has_variadic_args_p): Look for any
16660 TREE_LIST with a void_type_node value, not void_list_node exactly.
16662 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
16664 * doc/standards.texi: Re-arrange into language-specific
16665 subsections. Add a C++ section, documenting which standards we
16668 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16670 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
16671 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
16673 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
16675 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
16676 ecrti.o and crtbegin.o.
16677 (LIB_DEFAULT_SPEC): Include -lc.
16678 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
16680 2007-04-20 Richard Henderson <rth@redhat.com>
16683 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
16684 argument; update all callers.
16685 (get_unaligned_offset): New.
16686 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
16687 get_unaligned_address, just pass on the address directly.
16688 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
16689 the subreg in the helper patterns.
16690 (unaligned_extendqidi_le): Use get_unaligned_offset.
16691 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
16692 (unaligned_extendhidi_be): Likewise.
16693 (unaligned_extendhidi): Tidy.
16694 * config/alpha/alpha-protos.h: Update.
16696 2007-04-20 Richard Henderson <rth@redhat.com>
16698 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
16699 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
16700 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
16701 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16702 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16703 (CPP_SPEC): Don't include %(cpp_subtarget).
16704 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
16705 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16706 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
16708 2007-04-20 Jakub Jelinek <jakub@redhat.com>
16710 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
16711 for __builtin_ia32_cmpordss.
16713 PR tree-optimization/31632
16714 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
16715 and arg1 for optimizations of comparison against min/max values.
16716 Fold arg0 to arg1's type for optimizations of comparison against
16717 min+1 and max-1 values.
16719 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
16721 * reload.c (combine_reloads): When trying to use a dying register,
16722 check whether it's uninitialized and don't use if so.
16724 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
16726 * fold-const.c: Remove prototypes for native_encode_expr and
16727 native_interpret_expr.
16728 (native_encode_expr): Make non-static.
16729 (native_interpret_expr): Likewise.
16730 * tree.h: Add prototypes for the above.
16732 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16734 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
16735 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
16736 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
16737 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
16738 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
16739 Add length attributes.
16741 2007-04-19 Janis Johnson <janis187@us.ibm.com>
16743 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
16746 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
16747 __STDC_WANT_DEC_FP__.
16749 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16751 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
16752 for long double compatibility.
16753 * configure: Regenerate.
16755 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
16757 PR rtl-optimization/29841
16758 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
16760 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
16761 that may cause control flow transfer from being moved.
16763 2007-04-18 Jan Hubicka <jh@suse.cz>
16765 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
16768 2007-04-18 Eric Christopher <echristo@apple.com>
16770 * config/rs6000/darwin.md (load_macho_picbase): Use link register
16771 only. Update operands.
16772 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
16773 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
16774 link register to pic register.
16776 2007-04-18 Dirk Mueller <dmueller@suse.de>
16778 PR diagnostic/31227
16779 * tree-vrp.c (search_for_addr_array): New.
16780 (check_array_bounds): Suppress warning about
16781 address taken of array refs if its not de-referenced.
16783 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16785 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
16786 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
16788 * tree-vectorizer.h (NITERS_KNOWN_P): New.
16789 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
16790 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
16792 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
16794 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
16796 (vect_analyze_scalar_cycles): Fix indentation.
16797 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
16798 (vect_mark_relevant): Include phis in relevance analysis.
16800 * tree-vect-transform.c (vect_transform_loop): Add an assert.
16802 2007-04-18 Anatoly Sokolov <aesok@post.ru>
16804 * config/avr/avr.c (ptrreg_to_str): Replace error() with
16805 output_operand_lossage().
16807 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16809 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
16810 the unused code for reduction without adjust-in-epilog to simplify the
16813 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
16815 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
16816 (S390_TDC_NEGATIVE_ZERO): New constant.
16817 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
16818 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
16819 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
16820 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
16821 (S390_TDC_POSITIVE_INFINITY): New constant.
16822 (S390_TDC_NEGATIVE_INFINITY): New constant.
16823 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
16824 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
16825 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
16826 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
16827 (S390_TDC_INFINITY): New constant.
16828 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
16829 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
16830 optimization for UNSPEC_CCZ_TO_INT.
16831 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
16832 ("*ccz_to_int"): New insn.
16833 ("isinf<mode>2"): New insn.
16834 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
16835 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
16836 (UNSPEC_CCZ_TO_INT): New constant.
16838 2007-04-18 Richard Guenther <rguenther@suse.de>
16840 PR tree-optimization/19431
16841 PR tree-optimization/21463
16842 * tree-pass.h (pass_phiprop): Declare.
16843 * passes.c (init_optimization_passes): New phiprop pass.
16844 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
16845 (phivn_valid_p): New helper function.
16846 (phiprop_insert_phi): Likewise.
16847 (propagate_with_phi): Likewise.
16848 (tree_ssa_phiprop): New propagator propagating loads
16849 through phi nodes if profitable.
16851 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16853 * tree-vect-analyze.c (process_use): New function.
16854 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
16855 Check phis in all bbs.
16856 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
16859 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
16861 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
16864 2007-04-17 Anatoly Sokolov <aesok@post.ru>
16867 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
16870 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
16872 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
16874 (sse_vmmulv4sf3): Likewise.
16875 (sse2_vmaddv2df3): Likewise.
16876 (sse2_vmmulv2df3): Likewise.
16878 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
16880 PR rtl-optimization/31360
16881 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
16882 (target_reg_cost): New.
16883 (init_set_costs): Initialize target_reg_cost. Add comments
16884 regarding the rationale of the costs.
16885 (global_cost_for_size): Renamed to...
16886 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
16887 of register pressure.
16888 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
16889 estimate_reg_pressure_cost. Add number of ivs.
16890 (determine_set_costs): Dump target_reg_cost.
16891 * loop-invariant.c (gain_for_invariant): Use
16892 estimate_reg_pressure_cost. Removed n_inv_uses argument.
16893 (best_gain_for_invariant, find_invariants_to_move): Remove
16895 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
16896 (target_reg_cost): Declare.
16897 (global_cost_for_size): Declaration removed.
16898 (estimate_reg_pressure_cost): Declare.
16900 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
16902 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
16903 regnos into even/odd register pairs.
16904 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
16905 TDmode similar to the other floating point modes.
16906 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
16907 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
16909 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
16910 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
16911 (movdd_hardfloat64): Use TARGET_MFPGPR.
16913 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
16915 * reload1.c (delete_output_reload): Don't count output in n_inherited.
16918 2005-01-05 Richard Henderson <rth@redhat.com>
16920 * reload1.c (do_input_reload): Restrict the optimization deleteing
16921 a previous output reload to RELOAD_FOR_INPUT.
16923 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
16925 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
16926 induc_vec_info_type.
16927 (vectorizable_induction): New function declaration.
16928 * tree-vect-transform.c (get_initial_def_for_induction): No need to
16929 check if already vectorized. Find first place in BB where new stmts
16930 can be inserted. Takes only one argument.
16931 (vectorizable_induction): New function.
16932 (vect_transform_stmt): Add case for induc_vec_info_type to call
16933 vectorizable_induction.
16934 (vect_transform_loop): Consider phis for vectorization.
16935 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
16937 (analyze_operations): Call vectorizable_induction when analyzing phis.
16939 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
16940 (vect_mark_relevant): Include phis in relevance analysis.
16941 (vect_mark_stmts_to_be_vectorize): Likewise.
16942 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
16944 2007-04-16 Lawrence Crowl <crowl@google.com>
16946 * doc/invoke.texi (Debugging Options): Add documentation for the
16947 -femit-struct-debug options -femit-struct-debug-baseonly,
16948 -femit-struct-debug-reduced, and
16949 -femit-struct-debug-detailed[=...].
16951 * c-opts.c (c_common_handle_option): Add
16952 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
16953 and OPT_femit_struct_debug_detailed_.
16954 * c.opt: Add specifications for
16955 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
16956 and -femit-struct-debug-detailed[=...].
16957 * opts.c (set_struct_debug_option): Parse the
16958 -femit-struct-debug-... options.
16959 * opts.c (matches_main_base, main_input_basename,
16960 main_input_baselength, base_of_path, matches_main_base): Add
16961 variables and functions to compare header base name to compilation
16963 * opts.c (should_emit_struct_debug): Add to determine to emit a
16964 structure based on the option.
16965 (dump_struct_debug) Also disabled function to debug this
16967 * opts.c (handle_options): Save the base name of the
16970 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
16971 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
16972 This hook indicates if a type is generic. Set it by default
16973 to "never generic".
16974 * langhooks.h (struct lang_hooks_for_types): Add a new hook
16975 to determine if a struct type is generic or not.
16976 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
16977 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
16978 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
16979 with live C++ hook.
16981 * flags.h (enum debug_info_usage): Add an enumeration to describe
16982 a program's use of a structure type.
16983 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
16984 to indicate the program's usage of the type. Filter structs based
16985 on the -femit-struct-debug-... specification.
16986 (gen_type_die): Split into two routines, gen_type_die and
16987 gen_type_die_with_usage. gen_type_die is now a wrapper
16988 that assumes direct usage.
16989 (gen_type_die_with_usage): Replace calls to gen_type_die
16990 with gen_type_die_with_usage adding the program usage of
16991 the referenced type.
16992 (dwarf2out_imported_module_or_decl): Suppress struct debug
16993 information using should_emit_struct_debug when appropriate.
16995 2007-04-16 Ian Lance Taylor <iant@google.com>
16997 PR tree-optimization/31522
16998 * tree-vrp.c (vr_phi_edge_counts): New static variable.
16999 (vrp_initialize): Allocate vr_phi_edge_counts.
17000 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17001 executable edge. Drop test for all constants.
17002 (vrp_finalize): Free vrp_phi_edge_counts.
17004 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17005 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17007 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17008 predecessors at head rather than tail.
17010 2007-04-16 Matthias Klose <doko@debian.org>
17012 * config/alpha/linux.h (CPP_SPEC): Define.
17013 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17015 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17017 * function.h: Remove sequence_stack extern declaration.
17019 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17021 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17023 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17026 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17028 * config/avr/avr.c (avr_arch_types): Rearranging array.
17029 (enum avr_arch): Add.
17030 (avr_mcu_types): Use avr_arch enumeration constants instead of
17032 * config/avr/avr.h (LINK_SPEC): Simplify.
17034 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17036 * config/m68k/m68k.c (m68k_libcall_value,
17037 m68k_function_value): Use macros for register names more.
17039 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17041 (M68K_REGNAME): Use A6_REG.
17042 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17044 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17046 PR middle-end/28071
17047 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17048 'pending_read_list_length' and 'pending_write_list_length'. Update
17050 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17051 to handle two length counters instead of one. Update all uses.
17052 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17053 two length counters instead of one.
17054 * sched-rgn.c (propagate_deps): Update to handle two length counters
17057 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17060 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17061 copy of source, pass it to ix86_expand_vector_set and return
17064 2007-04-16 David Ung <davidu@mips.com>
17065 Joseph Myers <joseph@codesourcery.com>
17067 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17068 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17069 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17070 Add 74K processor information.
17071 * config/mips/mips.md: Include 74k.md.
17072 (cpu): Add 74kc,74kf,74kx.
17073 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17074 * config/mips/74k.md: New.
17075 * doc/invoke.texi (MIPS Options): Document 74K support.
17077 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17079 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17080 vectorizable_* functions.
17081 * tree-vect-transform.c (vectorizable_call): Add check for
17082 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17083 (vectorizable_store): likewise.
17084 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17086 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17087 (vectorizable_type_promotion, vectorizable_load): Likewise.
17088 (vectorizable_live_operation, vectorizable_condition): Likewise.
17089 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17091 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17093 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17095 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17096 register numbers more.
17097 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17098 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17099 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17100 FUNCTION_VALUE_REGNO_P): Likewise.
17101 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17102 STATIC_CHAIN_REGNUM): Likewise.
17103 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17104 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17105 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17106 * config/m68k/m68k.md (FP_REG): New.
17108 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17110 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17113 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17115 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17116 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17119 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17121 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17124 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17127 * c-decl.c (finish_decl): Grab the type of the decl after the call
17128 to store_init_value.
17130 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17132 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17134 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17137 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17138 dominators, post dominators and cleanup cfg before returning.
17140 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17142 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17143 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17145 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17147 * config.gcc: Recognize fido.
17148 * config/m68k/m68k-devices.def (fidoa): New.
17149 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17151 (FL_FIDOA, TARGET_FIDOA): New.
17152 * config/m68k/m68k.opt (mfidoa): New.
17154 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17156 PR middle-end/31322
17157 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17158 when a personality function is used.
17160 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17162 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17164 2007-04-13 Mike Stump <mrs@apple.com>
17166 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17168 * config/darwin.opt (fapple-kext): Make C++ only.
17169 * config/darwin.c (darwin_override_options): Remove code to ensure
17170 -fapple-kext is given for C++ only.
17172 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17174 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17175 * config/mips/mips.c (override_options): Call
17176 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17178 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17180 * config/i386/i386.opt (msvr3-shlib): Removed.
17182 * doc/invoke.texi: Remove -msvr3-shlib.
17184 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17186 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17187 with "popcnt" instruction.
17189 2007-04-13 Richard Guenther <rguenther@suse.de>
17191 PR tree-optimization/21258
17192 * tree-vrp.c (compare_case_labels): New helper.
17193 (find_switch_asserts): New function.
17194 (find_assert_locations): Call it for SWITCH_EXPRs.
17196 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17198 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17199 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17200 check is now implied in X87_FLOAT_MODE_P.
17201 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17202 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17203 (fix_trunc<mode>_i386_fisttp): Ditto.
17204 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17205 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17206 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17207 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17208 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17209 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17210 (unnamed_splitters): Ditto.
17211 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17212 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17213 FIRST_SSE_REG for local functions when SSE math is enabled or
17214 for functions with sseregparm attribute.
17215 (standard_80387_constant_p): Return -1 if mode is not
17217 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17218 (ix86_expand_compare): Ditto.
17219 (ix86_expand_carry_flag_compare): Ditto.
17220 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17221 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17222 DECIMAL_FLOAT_MODE_P.
17223 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17224 of SCALAR_FLOAT_MODE_P.
17225 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17226 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17227 checks before FLOAT_MODE_P.
17228 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17229 before FLOAT_MODE_P.
17234 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17236 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17237 Charles Wilson <libtool@cwilson.fastmail.fm>
17239 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17240 (libgcc.mvars): Don't depend on them.
17241 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17242 * exec-tool.in: New.
17244 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17246 * doc/invoke.text (--help): Document --help=common.
17248 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17250 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17252 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17254 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17255 * genemit.c (main): Emit #include "integrate.h".
17256 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17257 (LOADGP_RTP): New mips_loadgp_style.
17258 * config/mips/mips.h: Include config/vxworks-dummy.h.
17259 (TARGET_RTP_PIC): New macro.
17260 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17261 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17262 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17263 for TARGET_RTP_PIC.
17264 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17265 -mvxworks-pic when using -mrtp and a PIC option.
17266 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17268 (mips_symbolic_constant_p, mips_symbolic_address_p)
17269 (mips_symbol_insns): Handle SYMBOL_HALF.
17270 (override_options): Warn about -G and -mrtp being used together.
17271 Initialize mips_lo_relocs[SYMBOL_HALF].
17272 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17273 (mips_emit_loadgp): Handle LOADGP_RTP.
17274 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17275 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17276 (tablejump): Handle function-relative case table entries if
17278 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17280 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17282 * config/mips/mips.md (load_call<mode>): Allow any general register.
17284 (sibcall_value_internal, sibcall_value_multiple_internal)
17285 (call_value_internal, call_value_split, call_value_multiple_internal)
17286 (call_value_multiple_split): Remove constraints from operand 0.
17288 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17290 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17291 rather than loadgp_noshared.
17292 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17293 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17295 * config/mips/mips.md (loadgp): Rename to...
17296 (loadgp_newabi): ...this.
17297 (loadgp_noshared): Rename to...
17298 (loadgp_absolute): ...this.
17300 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17302 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17303 false for locally-binding symbols.
17304 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17306 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17308 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17309 (SYMBOL_GOT_PAGE_OFST): ...this.
17310 (SYMBOL_GOT_GLOBAL): Rename to...
17311 (SYMBOL_GOT_DISP): ...this.
17312 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17313 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17314 * config/mips/mips.c (mips_global_symbol_p): New function.
17315 (mips_symbol_binds_local_p): Likewise.
17316 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17317 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17318 mips_global_symbol_p and mips_symbol_binds_local_p.
17319 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17320 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17321 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17322 SYMBOL_GOTOFF_DISP.
17323 (mips_ok_for_lazy_binding_p): New function.
17324 (mips_load_call_address, mips_expand_call): Use it.
17325 (mips_dangerous_for_la25_p): Likewise.
17326 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17327 (*got_disp<mode>): Use got_disp_operand instead of
17328 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17329 SYMBOL_GOTOFF_GLOBAL.
17330 (*got_page<mode>): Use got_page_ofst_operand instead of
17332 * config/mips/predicates.md (const_call_insn_operand): Use
17333 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17334 (global_got_operand): Rename to...
17335 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17337 (local_got_operand): Rename to...
17338 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17339 of SYMBOL_GOT_LOCAL.
17341 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17343 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17344 TARGET_CALL_CLOBBERED_GP.
17345 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17346 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17347 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17348 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17349 of TARGET_ABICALLS && !TARGET_NEWABI.
17350 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17351 * config/mips/mips.c (mips_load_call_address): Check
17352 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17353 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17354 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17355 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17356 TARGET_ABICALLS && TARGET_NEWABI.
17357 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17359 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17360 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17361 TARGET_ABICALLS && TARGET_NEWABI.
17362 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17363 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17364 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17365 whether indirect calls must use $25.
17366 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17368 * config/mips/mips.md (jal_macro): Check flag_pic and
17369 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17370 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17371 instead of TARGET_ABICALLS.
17372 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17373 TARGET_ABICALLS && TARGET_OLDABI.
17374 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17375 (sibcall): In the comment above the define_insn, mention
17376 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17377 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
17378 instead of TARGET_ABICALLS.
17380 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
17382 * doc/md.texi (Blackfin family constraints): Document PA and PB.
17383 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
17384 (MACFLAGS_MATCH_P): New macro.
17385 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
17386 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
17387 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
17388 the other MACFLAG constants.
17389 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
17390 (flag_machi): Tighten constraints. Renumber some of the operands.
17391 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
17393 (flag_machi_parts_acconly): New pattern.
17394 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17396 (flag_macinit1hi): Tighten constraints.
17397 (flag_mul_macv2hi_parts_acconly): New pattern.
17399 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
17400 Use a more efficient implementation.
17401 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
17402 inline sequences when not optimizing for size.
17404 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
17405 movhi_high2low): Delete, merge functionality into...
17406 (packv2hi): ... this pattern.
17408 2007-02-11 Jie Zhang <jie.zhang@analog.com>
17409 * config/bfin/bfin.opt (msim): New option.
17410 (mcpu=): New option.
17411 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
17412 (bfin_cpu_t): Typedef of enum bfin_cpu.
17413 (bfin_cpu_type): New declaration.
17414 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
17415 -msim and -mcpu= options.
17416 (LIB_SPEC): Likewise.
17417 * config/bfin/bfin.c (bfin_cpu_type): Define.
17418 (bfin_handle_option): Handle -mcpu= option.
17419 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
17420 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
17421 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
17423 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17425 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
17426 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
17427 (powerpc-wrs-vxworksae): Use ${tm_file}.
17428 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
17429 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
17430 * config/i386/vx-common.h: New file.
17432 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17434 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
17437 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
17439 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
17442 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
17446 * c-common.c (c_build_qualified_type): Set canonical type
17449 2007-04-12 Richard Guenther <rguenther@suse.de>
17451 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
17452 lower bound and element size if lower bound is not zero
17453 or either of the ARRAY_REF operands is set.
17455 2007-04-12 Richard Guenther <rguenther@suse.de>
17457 PR tree-optimization/24689
17458 PR tree-optimization/31307
17459 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
17461 * gimplify.c (canonicalize_addr_expr): To be consistent with
17462 gimplify_compound_lval only set operands two and three of
17463 ARRAY_REFs if they are not gimple_min_invariant. This makes
17464 it never at this place.
17465 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
17467 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17469 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
17470 null before emitting a .nsubspa directive.
17472 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17474 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
17475 need_to_partition_p if there are no memory statements in the
17478 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17480 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
17481 (gcd_of_steps_may_divide_p): New function.
17482 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
17484 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17486 * reload.c (find_reloads_toplev, find_reloads_address,
17487 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
17488 not a pointer equality test, to decide if we need to call
17489 push_reg_equiv_alt_mem.
17491 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
17493 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
17494 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
17496 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
17498 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17500 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
17501 vector to be positive.
17503 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17507 * doc/invoke.texi: Document --params max-aliased-vops and
17509 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
17510 debug_memory_partitions): Move to tree-flow.h
17511 * params.h (AVG_ALIASED_VOPS): Define.
17512 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
17514 (mp_info_t): Likewise.
17515 (get_mem_sym_stats_for): New.
17516 (set_memory_partition): Move from tree-flow-inline.h.
17517 (mark_non_addressable): Only clear the set of symbols for the
17518 partition if it exists.
17519 (dump_memory_partitions): Move from tree-ssa-operands.c
17520 (debug_memory_partitions): Likewise.
17521 (need_to_partition_p): New.
17522 (dump_mem_ref_stats): New.
17523 (debug_mem_ref_stats): New.
17524 (dump_mem_sym_stats): New.
17525 (debug_mem_sym_stats): New.
17526 (update_mem_sym_stats_from_stmt): New.
17527 (compare_mp_info_entries): New.
17528 (mp_info_cmp): Call it.
17529 (sort_mp_info): Change argument to a list of mem_sym_stats_t
17531 (get_mpt_for): Move from tree-ssa-operands.c.
17532 (find_partition_for): New.
17533 (create_partition_for): Remove.
17534 (estimate_vop_reduction): New.
17535 (update_reference_counts): New.
17536 (build_mp_info): New.
17537 (compute_memory_partitions): Refactor.
17538 Document new heuristic.
17539 Call build_mp_info, update_reference_counts,
17540 find_partition_for and estimate_vop_reduction.
17541 (compute_may_aliases): Populate virtual operands before
17542 calling debugging dumps.
17543 (delete_mem_sym_stats): New.
17544 (delete_mem_ref_stats): New.
17545 (init_mem_ref_stats): New.
17546 (init_alias_info): Call it.
17547 (maybe_create_global_var): Remove alias_info argument.
17548 Get number of call sites and number of pure/const call sites
17549 from gimple_mem_ref_stats().
17550 (dump_alias_info): Call dump_memory_partitions first.
17551 (dump_points_to_info_for): Show how many times a pointer has
17553 * opts.c (decode_options): For -O2 set --param
17554 max-aliased-vops to 500.
17555 For -O3 set --param max-aliased-vops to 1000 and --param
17556 avg-aliased-vops to 3.
17557 * fortran/options.c (gfc_init_options): Remove assignment to
17559 * tree-flow-inline.h (gimple_mem_ref_stats): New.
17560 * tree-dfa.c (dump_variable): Dump memory reference
17562 Dump NO_ALIAS* settings.
17563 (referenced_var_lookup): Tidy.
17564 (mem_sym_stats): New.
17565 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
17566 and ORIG are different SSA names for a memory partition.
17567 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
17568 * tree-flow.h (struct mem_sym_stats_d): Define.
17569 (mem_sym_stats_t): Define.
17570 (struct mem_ref_stats_d): Define.
17571 (struct gimple_df): Add field mem_ref_stats.
17572 (enum noalias_state): Define.
17573 (struct var_ann_d): Add bitfield noalias_state.
17574 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
17575 debug_mem_ref_stats, debug_memory_partitions,
17576 debug_mem_sym_stats): Declare.
17577 * tree-ssa-structalias.c (update_alias_info): Update call
17578 sites, pure/const call sites and asm sites in structure
17579 returned by gimple_mem_ref_stats.
17580 Remove local variable IS_POTENTIAL_DEREF.
17581 Increase NUM_DEREFS if the memory expression is a potential
17583 Call update_mem_sym_stats_from_stmt.
17584 If the memory references memory, call
17585 update_mem_sym_stats_from_stmt for all the direct memory
17586 symbol references found.
17587 (intra_create_variable_infos): Set noalias_state field for
17588 pointer arguments according to the value of
17589 flag_argument_noalias.
17590 * tree-ssa-structalias.h (struct alias_info): Remove fields
17591 num_calls_found and num_pure_const_calls_found.
17592 (update_mem_sym_stats_from_stmt): Declare.
17593 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
17594 Set default value to 100.
17595 (PARAM_AVG_ALIASED_VOPS): Define.
17597 2007-04-11 Richard Guenther <rguenther@suse.de>
17599 PR middle-end/31530
17600 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
17601 a * -b + c as c - a * b if we honor sign dependent rounding.
17603 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17605 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
17606 bfin_expand_strmov.
17607 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
17608 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
17610 (initialize_trampoline): Don't use old-style function definition.
17611 (bfin_secondary_reload): Mark IN_P argument as unused.
17613 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
17615 PR tree-optimization/31343
17616 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
17617 (build_polynomial_chrec): Return a scalar when the evolution is zero.
17618 * testsuite/gcc.dg/vect/pr31343.c: New.
17620 2007-04-10 Eric Christopher <echristo@apple.com>
17622 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
17623 * config/i386/i386.md (*cmpfp0): Use.
17624 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17625 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17626 (fix_trunc<mode>_i386_fisttp): Ditto.
17627 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17628 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17629 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17630 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17631 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17632 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17633 (unnamed_splitters): Ditto.
17634 * config/i386/i386.c (output_fix_trunc): Assert that
17635 we're not being passed a TFmode operand.
17637 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
17639 PR tree-optimization/31526
17640 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
17641 n_basic_blocks to find newly added blocks.
17643 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
17645 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
17647 (fix_trunc<mode>si_sse): Ditto.
17648 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
17649 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
17650 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
17651 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
17652 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
17653 expander using SSEMODEF mode macro.
17654 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
17655 expander using SSEMODEF mode macro.
17656 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
17657 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
17658 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
17659 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
17660 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
17661 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
17662 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
17663 Macroize insn using X87MODEF mode macro.
17665 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
17667 * config/i386/sse.md (sse2_pinsrw): Removed.
17668 (sse2_pextrw): Renamed to ...
17669 (*sse2_pextrw): This.
17671 2007-04-09 Jan Hubicka <jh@suse.cz>
17674 * config/i386/sse.md
17675 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
17676 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
17677 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
17678 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
17680 2007-04-09 Jan Hubicka <jh@suse.cz>
17682 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
17683 multiple fields of union.
17685 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
17687 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
17688 (create_preheaders): Check that loops are available.
17689 (fix_loop_structure): Clean up, improve comments.
17690 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
17691 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
17693 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
17694 * predict.c (tree_estimate_probability): Do not call
17695 calculate_dominance_info. Call create_preheaders.
17696 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
17697 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
17699 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
17700 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
17701 * tree-cfg.c (tree_split_edge): Make an assert more precise.
17702 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
17705 2007-04-08 Jan Hubicka <jh@suse.cz>
17707 * tree.h (maybe_fold_offset_to_component_ref): Declare.
17708 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
17709 * fold-const.c (fold_unary): Use it.
17711 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17713 * varasm.c (assemble_variable): Remove call to
17714 lang_hooks.decls.prepare_assemble_variable.
17715 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
17716 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
17717 * langhooks.h (lang_hooks_for_decls): Remove
17718 prepare_assemble_variable.
17720 2007-04-08 Mike Stump <mrs@apple.com>
17722 * config/i386/i386.c: Use inc/dec on Core2.
17724 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
17726 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
17727 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17728 lhd_tree_inlining_end_inlining): Remove.
17729 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
17730 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
17731 end_inlining hooks.
17732 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
17733 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17734 lhd_tree_inlining_end_inlining): Remove prototypes.
17735 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
17736 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17737 LANG_HOOKS_TREE_INLINING_START_INLINING,
17738 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
17740 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
17743 2007-04-08 Anatoly Sokolov <aesok@post.ru>
17746 * config/avr/predicates.md (io_address_operand): Delete predicate.
17747 (low_io_address_operand): Don't use 'mode' argument.
17748 (higth_io_address_operand): Rename ...
17749 (high_io_address_operand): ... to this. Don't use 'mode' argument.
17750 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
17753 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
17755 Revert change removing staticp.
17757 2007-04-07 Anatoly Sokolov <aesok@post.ru>
17760 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
17763 2007-04-07 Bruce Korb <bkorb@gnu.org>
17765 * c.opt: Add -Wformat-contains-nul.
17766 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
17768 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
17769 the NUL byte warning.
17771 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
17773 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
17775 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17777 * tree.c (staticp): No longer use staticp langhook.
17778 * langhooks.c (lhd_staticp): Removed.
17779 * langhooks.h (struct lang_hooks): Remove staticp.
17780 * c-common.c (c_staticp): Remove.
17781 * c-common.h (c_staticp): Ditto.
17782 * langhooks-defs.h (lhd_staticp): Ditto.
17783 (LHD_HOOKS_STATICP): Ditto
17784 * tree.h (gcc_assert_lowered): New macro.
17786 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
17788 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
17789 argument "reliable".
17790 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
17791 Add argument "reliable". Propagate it through calls.
17792 (infer_loop_bounds_from_undefined): Derive number of iterations
17793 estimates from references in blocks that do not dominate loop latch.
17794 (gcov_type_to_double_int): New function.
17795 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
17796 and expected_loop_iterations_unbounded.
17797 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
17798 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
17799 * tree-data-ref.c (estimated_loop_iterations): Export.
17800 (get_references_in_stmt): Fix -- do not return addresses of local
17802 * cfgloop.h (expected_loop_iterations_unbounded,
17803 estimated_loop_iterations): Declare.
17805 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17807 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17809 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17811 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
17812 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
17813 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
17814 Use output_387_reg_move().
17815 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
17816 expander using X87MODEF12 mode macro.
17817 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
17818 choosing register preferences. Use output_387_reg_move().
17819 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
17820 instead of "x". Use output_387_reg_move().
17821 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
17822 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
17823 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
17824 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
17825 Use output_387_reg_move().
17826 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
17828 (*truncxf?f_i387 splitter): Ditto.
17830 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17832 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
17833 LANG_HOOKS_SAFE_FROM_P.
17834 * expr.c (safe_from_p): Remove langhook call.
17835 * langhooks.h (lang_hooks): Remove safe_from_p.
17836 (lhd_safe_from_p): Remove prototype.
17837 * langhooks.c (lhd_safe_from_p): Remove.
17839 2007-04-06 Jan Hubicka <jh@suse.cz>
17841 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
17844 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17846 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
17847 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
17848 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
17849 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
17851 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
17852 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
17854 2007-04-05 Richard Henderson <rth@redhat.com>
17856 * config/alpha/alpha.c (print_operand) [+]: Remove.
17857 (alpha_end_function): Print nop if call at end of function.
17858 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
17859 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
17860 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
17861 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
17862 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
17863 the call pattern. Update peepholes to match.
17865 2007-04-05 Janis Johnson <janis187@us.ibm.com>
17867 * doc/extend.texi (Other Builtins): Add decimal float variants
17869 * builtins.def: Ditto.
17870 * builtins.c (expand_builtin): Ditto.
17872 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
17873 H.J. Lu <hongjiu.lu@intel.com>
17876 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
17877 of V8HImode when calling ix86_binary_operator_ok.
17878 (sse2_pmaddwd): Call ix86_binary_operator_ok.
17879 (sdot_prodv8hi): Operands 1 and 2 must be register.
17881 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17883 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17884 initialize align to silence bogus warning.
17886 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17888 PR middle-end/22156
17889 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17891 (struct sra_walk_fns): Remove use_all parameter from use.
17892 (sra_hash_tree): Handle BIT_FIELD_REFs.
17893 (sra_elt_hash): Don't hash bitfld blocks.
17894 (sra_elt_eq): Skip them in parent compares as well. Handle
17896 (sra_walk_expr): Don't maintain or pass down use_all_p.
17897 (scan_use): Remove use_all parameter.
17898 (scalarize_use): Likewise. Re-expand assignment to
17899 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17900 output, and re-scalarize after output. Don't mark anything
17902 (scalarize_ldst): Adjust.
17903 (scalarize_walk_gimple_modify_statement): Likewise.
17904 (build_element_name_1): Handle BIT_FIELD_REFs.
17905 (instantiate_element): Don't warn for any element whose parent
17906 is used as a whole.
17907 (instantiate_missing_elements_1): Return the sra_elt.
17908 (canon_type_for_field): New.
17909 (try_instantiate_multiple_fields): New.
17910 (instantiate_missing_elemnts): Use them.
17911 (mark_no_warning): Removed.
17912 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17913 (REPLDUP, sra_build_elt_assignment): New.
17914 (generate_copy_inout): Use them.
17915 (generate_element_copy): Likewise. Handle bitfld differences.
17916 (generate_element_zero): Don't recurse for blocks. Use
17917 sra_build_elt_assignment.
17918 (generate_one_element_int): Take elt instead of var. Use
17919 sra_build_elt_assignment.
17920 (generate_element_init_1): Adjust.
17921 (scalarize_use, scalarize_copy): Use REPLDUP.
17922 (scalarize_ldst): Move assert before dereference.
17923 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17925 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
17927 * regmove.c: Fix unused variable warnings due to previous commit.
17929 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
17931 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
17932 (regmove_bb_head): Remove.
17933 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
17934 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
17935 problems with fixup_match_1.
17936 Don't initialize/free regmove_bb_head.
17938 (reg_is_remote_constant_p): If an insn is in the same basic block
17939 but not before INSN, consider it remote, too.
17941 2007-04-05 Anatoly Sokolov <aesok@post.ru>
17944 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
17945 DECL_ASSEMBLER_NAME, not the DECL_NAME.
17947 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
17949 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
17950 (CONDITIONAL_REGISTER_USAGE): Likewise.
17952 2007-04-04 Richard Henderson <rth@redhat.com>
17954 * config/alpha/lib1funcs.asm: Remove unused file.
17956 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17959 * opts.c (print_specific_help): Fix --help=<language>
17961 (common_handle_option): Support --help=common.
17963 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17966 * gcc.c (main): Do not run the linker if
17967 print_subprocess_help indicates that it shouldn't be
17970 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17973 * doc/invoke.texi (--help=): Document <languages> value, fix
17974 formatting in tables of values.
17976 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
17978 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
17979 dllimport attribute of virtual methods.
17981 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
17983 * config/score/crti.asm: Change _bss_start to __bss_start.
17984 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
17985 (OUTGOING_REG_PARM_STACK_SPACE) update.
17986 * config/score/score.opt: add options to make backend support
17987 score5, score5u, score7 and score7d.
17988 * config/score/score.md: Likewise.
17989 * config/score/misc.md: Likewise.
17990 * config/score/mac.md: Likewise.
17991 * doc/invoke.texi: Likewise.
17992 * doc/md.texi: update constraints define.
17994 2007-04-03 Richard Henderson <rth@redhat.com>
17996 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
17997 an appropriate type, use the mode instead.
17999 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18001 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18002 Set the default --with-arch setting to mips2.
18003 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18004 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18005 (MULTILIB_OSDIRNAMES): Delete.
18006 (MULTILIB_DIRNAMES): Define.
18007 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18008 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18009 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18010 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18011 VXWORKS_OS_CPP_BUILTINS.
18012 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18013 (MIPS_DEBUGGING_INFO): Undefine.
18014 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18016 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18018 PR middle-end/30704
18019 * fold-const.c (native_encode_real): Encode real.c provided longs
18020 as a series of 32-bit native integers.
18021 (native_interpret_real): Interpret buffer as a series of 32-bit
18024 2007-04-03 Richard Guenther <rguenther@suse.de>
18026 * genpreds.c (write_insn_constraint_len): Write function
18027 optimized for CONSTRAINT_LEN implementation.
18028 (write_tm_preds_h): Output insn_constraint_len inline and
18029 use it for CONSTRAINT_LEN.
18030 (write_insn_preds_c): Don't output insn_constraint_len.
18031 * doc/md.texi (define_register_constraint): Document multi-letter
18032 constraints shall have the same length if they start with the same
18035 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18038 * config/i386/i386.md (isinf<mode>2): Expand only when
18039 TARGET_C99_FUNCTIONS is set.
18041 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18043 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18044 (x86_64-*-linux*): Ditto.
18045 * config/i386/i386.opt (mpc): New option.
18046 * config/i386/i386.c (overrride_options): Handle
18047 ix87_precision_string.
18048 * config/i386/crtprec.c: New file.
18049 * config/i386/t-crtpc: Ditto.
18050 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18051 and -mpc80 options.
18052 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18053 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18054 crtprec32.o, crtprec64.o and crtprec80.o.
18056 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18057 and -mpc80 options.
18058 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18060 2007-04-02 Eric Christopher <echristo@apple.com>
18062 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18063 limitations on darwin.
18065 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18068 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18070 2007-04-02 Dave Korn <dave.korn@artimi.com>
18072 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18074 2007-04-02 Dave Korn <dave.korn@artimi.com>
18076 * libgcc2.h (exception_descriptor): Don't forward-declare.
18077 (__get_eh_table_language, __get_eh_table_version): Delete
18078 prototypes of long-dead functions.
18080 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18082 * ebitmap.h: New file
18083 * ebitmap.c: New file
18084 * Makefile.in (ebitmap.o): New target.
18086 2007-04-01 Jan Hubicka <jh@suse.cz>
18088 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18089 before very first instruction.
18091 2007-04-01 Jan Hubicka <jh@suse.cz>
18093 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18094 waring on 64bit hosts.
18095 * bitmap.h: Fix typo in bitmap_head_def.
18097 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18099 PR rtl-optimization/31391
18100 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18101 into a DELETED_LABEL note, and the label is in an empty basic
18102 block, update BB_END as well as BB_HEAD.
18104 2007-04-01 Richard Henderson <rth@redhat.com>
18106 PR tree-optimization/31169
18107 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18108 to varying if the range is outside [0, prec-1].
18110 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18113 * config/mips/mips.md (load_const_gp): New insn.
18114 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18115 the MIPS16 GP pseudo register if no_new_pseudos.
18116 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18118 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18121 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18123 (call_value): Likewise.
18125 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18126 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18129 * doc/invoke.texi: (optimization options): Reword description
18130 of -ffast-math. Document its primary purpose.
18132 2007-03-31 Richard Guenther <rguenther@suse.de>
18134 * omp-low.c (splay-tree.h): Include.
18135 (lookup_decl): Replace splay-tree usage by pointer-map.
18136 (maybe_lookup_decl): Likewise.
18137 (new_omp_context): Likewise.
18138 (delete_omp_context): Likewise.
18139 * gimplify.c (splay-tree.h): Include.
18140 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18142 (remap_ssa_name): Likewise.
18143 (remap_decl): Likewise.
18144 (remap_type_1): Likewise.
18145 (remap_type): Likewise.
18146 (copy_body_r): Likewise.
18147 (expand_call_inline): Likewise.
18148 (clone_body): Likewise.
18149 (copy_tree_r): Likewise.
18150 (remap_save_expr): Likewise.
18151 (unsave_r): Likewise.
18152 (unsave_expr_now): Likewise.
18153 (tree_function_versioning): Likewise.
18154 (build_duplicate_type): Likewise.
18155 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18156 (struct copy_body_data): Replace splay-tree by pointer-map.
18157 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18158 not $(SPLAY_TREE_H).
18159 (gimplify.o): Depend on $(SPLAY_TREE_H).
18160 (omp-low.p): Likewise.
18162 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18164 * config/avr/predicates.md (even_register_operand,
18165 odd_register_operand): New predicates.
18166 * config/avr/avr.md (movw peephole2): New.
18167 (movw_r peephole2): New.
18169 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18171 * tree.h (get_signed_or_unsigned_type): New.
18172 * fold-const.c (operand_equal_for_comparison_p): Use
18173 get_signed_or_unsigned_type instead of
18174 lang_hooks.types.signed_or_unsigned_type.
18175 * expr.c (store_expr): Ditto.
18176 * langhooks.c (get_signed_or_unsigned_type): New.
18177 (lhd_signed_or_unsigned_type): New.
18178 * langhooks.h (lhd_signed_or_unsigned_type): New.
18179 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18181 2007-03-30 Richard Henderson <rth@redhat.com>
18183 * tree-ssa-loop-ivopts.c: Include target.h.
18184 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18185 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18186 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18187 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18189 2007-03-30 Richard Henderson <rth@redhat.com>
18190 Kai Tietz <kai.tietz@onevision.com>
18192 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18193 default for 64-bit.
18194 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18195 (TARGET_64BIT_MS_ABI): New.
18196 (DBX_REGISTER_NUMBER): Handle 64-bit.
18197 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18198 (LONG_TYPE_SIZE): Force to 32.
18199 (REG_PARM_STACK_SPACE): New.
18200 (OUTGOING_REG_PARM_STACK_SPACE): New.
18201 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18202 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18203 (STACK_BOUNDARY): Use 128 for 64-bit.
18204 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18205 Add 64-bit implementation.
18206 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18208 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18209 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18210 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18211 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18212 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18213 TARGET_64BIT_MS_ABI.
18214 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18215 (ix86_pass_by_reference): Likewise.
18216 (ix86_function_value_regno_p): Likewise.
18217 (ix86_build_builtin_va_list): Likewise.
18218 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18219 (function_arg_advance_ms_64): New.
18220 (function_arg_advance): Call it.
18221 (function_arg_ms_64): New.
18222 (function_arg): Call it.
18223 (function_value_ms_64): New.
18224 (ix86_function_value_1): Call it.
18225 (return_in_memory_ms_64): New.
18226 (ix86_return_in_memory): Call it.
18227 (setup_incoming_varargs_ms_64): New.
18228 (ix86_setup_incoming_varargs): Call it.
18229 (ix86_expand_prologue): Handle 64-bit stack probing.
18230 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18231 (output_pic_addr_const): Likewise.
18232 (x86_this_parameter): Likewise.
18233 (x86_output_mi_thunk): Likewise.
18234 (x86_function_profiler): Likewise.
18235 (TARGET_STRICT_ARGUMENT_NAMING): New.
18236 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18237 (TARGET_64BIT_MS_ABI): New.
18238 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18239 * config/i386/i386.md (allocate_stack_worker): Remove.
18240 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18241 describe the clobber of eax without a match_scratch.
18242 (allocate_stack_worker_postreload): Remove.
18243 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18244 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18245 (allocate_stack_worker_rex64_postreload): Remove.
18246 (allocate_stack): Handle 64-bit.
18247 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18248 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18249 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18250 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18251 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18252 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18253 * config.build (x86_64-*-mingw*): New host.
18254 * config.host (x86_64-*-mingw*): New host.
18255 * config.gcc (x86_64-*-mingw*): New target.
18256 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18258 2007-03-30 Richard Henderson <rth@redhat.com>
18259 Kai Tietz <kai.tietz@onevision.com>
18261 * c-pragma.c (struct def_pragma_macro_value): New.
18262 (struct def_pragma_macro): New.
18263 (pushed_macro_table): New.
18264 (dpm_hash, dpm_eq): New.
18265 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18266 (init_pragma): Install them.
18267 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18269 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18271 * config/avr/avr.c (avr_override_options): Clear
18272 'flag_delete_null_pointer_checks'.
18274 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18277 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18278 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18279 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18280 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18281 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18282 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18283 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18285 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18287 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18289 * regmove.c: Move all of pass_stack_adjustments from here...
18290 * combine-stack-adj.c: ...to this new file.
18291 * Makefile.in: Add rules for combine-stack-adj.o.
18293 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18295 PR tree-optimization/31383
18296 * tree-data-ref.c (affine_function_equal_p): Do not require the
18297 vectors to have the same length.
18299 2007-03-30 Jan Hubicka <jh@suse.cz>
18301 PR middle-end/30700
18302 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18303 availablility; add more sanity checking; ask varpool only about
18306 2007-03-29 Richard Henderson <rth@redhat.com>
18308 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18309 to decide, but __SIZEOF_LONG_LONG__.
18311 2007-03-29 Richard Henderson <rth@redhat.com>
18313 * emutls.c (struct __emutls_array): New.
18314 (emutls_destroy): Use it instead of casting element 0 from void*.
18315 (__emutls_get_address): Likewise.
18317 2007-03-29 Richard Henderson <rth@redhat.com>
18319 * varasm.c (initializer_constant_valid_p): Don't deny
18320 DECL_DLLIMPORT_P on functions.
18322 * config/i386/cygming.h: Remove function declarations.
18323 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18324 (ASM_OUTPUT_LABELREF): Remove.
18325 (COMMON_ASM_OP): Remove.
18326 (ASM_OUTPUT_COMMON): Remove.
18327 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18328 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18329 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18330 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18331 Rename from TARGET_ENCODE_SECTION_INFO.
18332 * config/i386/netware.h: Likewise.
18333 * config/i386/i386-protos.h: Update.
18334 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18335 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18336 (legitimate_constant_p): Reject dllimports.
18337 (dllimport_map, get_dllimport_decl): New.
18338 (legitimize_dllimport_symbol): New.
18339 (legitimize_address, ix86_expand_move): Use it.
18340 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18341 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18342 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18343 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18344 * config/i386/predicates.md (constant_call_address_operand): Only
18345 accept symbols; reject dllimport_p symbols.
18346 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18347 i386_pe_maybe_record_exported_symbol.
18348 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18349 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18350 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18351 trust the setting of DECL_DLLIMPORT_P.
18352 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18353 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18354 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18355 tidy the argument scanning loop.
18356 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18357 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18358 (i386_pe_strip_name_encoding): Remove.
18359 (i386_pe_binds_local_p): New.
18360 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18361 (i386_pe_output_labelref): Remove.
18362 (i386_pe_asm_output_aligned_decl_common): New.
18363 (i386_pe_maybe_record_exported_symbol): Rename from
18364 i386_pe_record_exported_symbol; check for dllexported symbols.
18366 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18368 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18369 add comment explaining why vsnprintf cannot be used.
18371 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18373 PR tree-optimization/30666
18374 * tree.c (build_complex_type): When creating type names for DWARF2
18375 debug info, create TYPE_DECLs for TYPE_NAME instead of
18377 (build_common_tree_nodes_2): Use build_complex_type when building
18378 predefined complex types, to preserve canonical types.
18380 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
18382 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
18383 (noce_get_alt_condition): Look at it to determine whether to
18384 reverse the condition or not.
18385 (noce_get_condition): Substitute the truth for lies.
18386 (noce_find_if_block): Set the then_else_reversed field.
18388 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
18390 * config/fr30/fr30.md (movdi): Do not accept immediates as the
18391 destination of this insn.
18392 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
18393 than calling gen_rtx_SET directly. Use r0 to hold the value of
18394 'address + 4' rather than a stack based temporary which can be
18395 mis-optimized away.
18397 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18399 * config/s390/s390.c (s390_secondary_input_reload_class,
18400 s390_secondary_output_reload_class): Functions removed.
18401 (s390_secondary_reload): New function.
18402 (TARGET_SECONDARY_RELOAD): Target macro defined.
18403 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
18404 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18405 * config/s390/s390.md ("reload_outti", "reload_outdi",
18406 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
18407 "reload_out<mode>"): Expanders removed.
18408 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
18409 "reload<mode>_nonoffmem_out"): Expanders added.
18411 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18413 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
18414 action if SRC->DEST replacement failed anyway.
18416 2007-03-28 Mike Stump <mrs@apple.com>
18418 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
18419 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
18420 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
18422 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18424 * config.gcc: Accept barcelona as a variant of amdfam10.
18425 * config/i386/i386.c (override_options): Likewise.
18426 * doc/invoke.texi: Likewise.
18428 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
18430 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
18431 offsets for BIT_FIELD_REF and COMPONENT_REF.
18433 2007-03-28 Richard Guenther <rguenther@suse.de>
18435 * tree.c (is_global_var): Move ...
18436 * tree-flow-inline.h (is_global_var): ... here.
18437 * tree.h (is_global_var): Remove declaration.
18439 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
18441 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
18443 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
18444 * config/i386/i386.c (ix86_tune_features): Initialize new
18446 * config/i386/predicates.md (promotable_binary_operator): Use
18447 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
18449 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
18452 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
18454 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
18456 * config/fr30/fr30.md (movsi_internal): Change destination
18457 constraint from m to V and add m to the end.
18459 2007-03-28 Christian Bruel <christian.bruel@st.com>
18461 * config/sh/sh.md (movsi_i): Fix type attribute.
18463 2007-03-28 Christian Bruel <christian.bruel@st.com>
18465 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
18466 (movsf_ie): Likewise.
18468 2007-03-28 Christian Bruel <christian.bruel@st.com>
18470 * config.gcc: Add sh4-300 to multilib.
18471 * config/sh/t-mlib-sh4-300: New file.
18473 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
18475 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
18476 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
18477 fix_trunc<mode>di2.
18478 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
18479 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
18480 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
18481 "fixuns_trunctddi2"): Whitespace fix.
18483 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
18485 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
18486 the definition of struct sh_args.
18487 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
18488 CALL_COOKIE_INT_REG_GET): Likewise.
18490 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
18492 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
18493 transformations are applied successfully.
18495 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
18497 * tree.c (tree_contains_struct): Permit 512 tree codes.
18498 * tree.h (tree_contains_struct): Ditto.
18499 (MAX_TREE_CODES): Ditto.
18500 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
18501 SPARE member to store remaining padding bits.
18503 2007-03-27 Anatoly Sokolov <aesok@post.ru>
18505 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
18508 2007-03-27 Janis Johnson <janis187@us.ibm.com>
18510 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
18511 * configure: Regenerate.
18513 * configure: Regenerate using the correct version of autoconf.
18515 2007-03-27 Anatoly Sokolov <aesok@post.ru>
18517 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
18519 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
18520 regs to "__SP_L__" and "__SP_H__".
18522 2007-03-27 Richard Guenther <rguenther@suse.de>
18524 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
18525 computations with it with a HOST_WIDE_INT variable.
18527 2007-03-26 Mike Stump <mrs@apple.com>
18529 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
18530 objective-c-header, objective-c++-header and objc++-cpp-output
18532 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18534 2007-03-26 Richard Henderson <rth@redhat.com>
18537 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
18538 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
18539 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
18540 IX86_BUILTIN_PSRLQ128): New.
18541 (ix86_init_mmx_sse_builtins): Add them.
18542 (ix86_expand_builtin): Expand them.
18543 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
18544 operand 2 be TImode.
18545 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
18546 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
18547 _mm_srli_epi64): Mark __B const.
18548 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
18549 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
18550 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
18551 new two-vector shift builtins.
18553 2007-03-26 Ian Lance Taylor <iant@google.com>
18555 PR tree-optimization/31345
18556 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
18557 [+INF, +INF(OVF)] into VARYING.
18559 2007-03-26 Zack Weinberg <zackw@panix.com>
18561 * gengtype-parse.c: New file.
18562 * gengtype-yacc.y: Delete.
18563 * gengtype-lex.l: Don't include gengtype-yacc.h.
18564 Define YY_DECL and yyterminate appropriately for recursive
18565 descent parser. yylval is now a string out-parameter to yylex.
18566 (HWS, EOID): New shorthand.
18567 (IWORD): Add a couple more types.
18568 (yylex): Add a setup stanza. Remove the complex rules for
18569 detecting GTY'ed types and typedefs; replace with simple
18570 keyword detectors. Adjust everything for the changed
18571 definition of yylval. Ignore all pp-directives, not just #define.
18573 (parse_file): Rename yybegin; do not call yyparse.
18575 * gengtype.c (xasprintf): Export again.
18576 (this_file): New. Use everywhere __FILE__ was being used.
18577 (get_lang_bitmap): Special case types defined in gengtype.c.
18578 (do_typedef, new_structure): Suppress definition of certain types.
18579 (new_structure): Improve diagnostics of duplicate definitions.
18580 Make sure location_s is associated with input.h.
18581 (nreverse_pairs, define_location_structures): New functions.
18582 (main): Improve tagging of kludge types. Remove old kludges
18583 for input.h types; use define_location_structures.
18584 * gengtype.h: Update prototypes. Define token codes here.
18585 * Makefile.in: Remove all references to gengtype-yacc.
18586 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
18588 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
18589 add GTY((skip)) to the field that's only conditionally there.
18590 * doc/install.texi: Document that Bison is no longer required
18591 unless building treelang.
18593 * gengtype.c: Don't include gtyp-gen.h.
18594 (srcdir): Declare here.
18595 (base_files, lang_dir_names): Allocate dynamically.
18596 (gt_files, num_gt_files, num_lang_dirs): New globals.
18597 (measure_input_list, read_input_line, read_input_list)
18598 (set_lang_bitmap): New functions.
18599 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
18600 simplify, relying on read_input_list to set up the bitmaps.
18601 (main): Arguments are no longer unused. Check for correct number
18602 of command line arguments, set srcdir and srcdir_len, then call
18603 read_input_list, before doing anything else. No need to worry
18604 about duplicates in main loop.
18605 * configure.ac: Simplify the calculation of all_gtfiles.
18606 Put language tags in there. Don't set or substitute
18607 all_gtfiles_files_langs or all_gtfiles_files_frags.
18608 * Makefile.in: Revamp the way gengtype is invoked, now that it
18609 takes a file on its command line with a much simpler format.
18610 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
18611 (GTFILES): Remove duplicates and C source files.
18612 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
18613 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
18614 * configure: Regenerate.
18616 * gengtype.h: Remove all type definitions to gengtype.c; leave
18617 only definitions of options_p, type_p, and pair_p as opaque
18618 pointers. Update prototypes.
18619 * gengtype.c: Many type definitions moved here from gengtype.h.
18620 Consolidate type definitions at the top of the file.
18621 (xvasprintf): Delete.
18622 (xasprintf): Make static.
18623 (create_nested_pointer_option): Add 'next' parameter.
18624 (create_field_all, create_field_at): New functions.
18625 (create_field): Now a thin wrapper around create_field_all.
18626 (create_optional_field): Rename create_optional_field_ and add
18627 line argument. Original name is now a macro which supplies
18629 (oprintf): Use vsnprintf directly.
18630 (close_output_files): Use fatal rather than perror/exit.
18631 (note_def_vec, note_def_vec_alloc): Use create_field_at.
18632 (main): Set progname. Don't use exit.
18633 * gengtype-yacc.y (struct_fields): Use create_field_at.
18634 (option, optionseqopt): Delete.
18635 (optionseq): Consolidate productions from option here so we
18636 can use the first argument to create_option.
18638 * gengtype-lex.l: Distinguish unions from structures in the
18639 token type. Don't call find_structure; return the tag as a string.
18640 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
18641 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
18642 string. Reorganize typedef_struct production accordingly.
18643 Use create_nested_ptr_option.
18644 * gengtype.c (create_nested_ptr_option): New function.
18645 * gengtype.h: Declare it.
18647 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
18648 (string_type): Don't declare.
18649 (do_scalar_typedef): Declare.
18650 (create_scalar_type): Update prototype.
18651 * gengtype.c (string_type): Make static.
18652 (scalar_nonchar, scalar_char): New.
18653 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
18654 (resolve_typedef): Use scalar_nonchar for error recovery.
18655 (create_scalar_type): Remove name_len field. Return scalar_char
18656 or scalar_nonchar as appropriate.
18657 (adjust_field_type): Look at scalar_is_char boolean to decide whether
18658 to use string_type.
18659 (throughout): Use scalar_nonchar instead of calling
18660 create_scalar_type, whenever possible.
18661 (main): Initialize scalar_char and scalar_nonchar before calling
18663 * gengtype-lex.l: Adjust for removal of second argument to
18664 create_scalar_type. Use yylval.s instead of yylval.t when
18666 * gengtype-yacc.y: Type of SCALAR is string. Call
18667 create_scalar_type from type:SCALAR rule. Adjust for removal of
18668 second argument to create_scalar_type.
18670 * vec.h: Remove all #if IN_GENGTYPE blocks.
18671 Add comment saying that changes may require adjustments to gengtype.
18672 * gengtype.c: Don't include coretypes.h or tm.h.
18673 Add comment to inclusion of errors.h.
18674 (note_def_vec, note_def_vec_alloc): New functions.
18675 * gengtype.h: Declare new functions.
18676 * gengtype-lex.l: Don't include coretypes.h.
18677 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
18679 (update_lineno): Remove unnecessary prototype.
18680 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
18681 (VEC rule): Just return VEC_TOKEN.
18682 * gengtype-yacc.y (VEC_TOKEN): New token type.
18683 (type): Add a production for VEC(a,b).
18684 * Makefile.in: Update dependencies.
18686 * gengtype-lex.l: Remove rules for parsing pointer-to-function
18687 typedefs that use the old PARAMS macro.
18689 * gengtype-lex.l: Remove all rules and states relating to yacc
18691 * gengtype-yacc.y: Similarly.
18692 * gengtype.c (note_yacc_type): Delete function.
18693 * gengtype.h: Update prototypes.
18695 2007-03-26 Joseph Myers <joseph@codesourcery.com>
18697 * tree-pretty-print.c (dump_generic_node): Report precision of
18698 unnamed integer types.
18700 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
18702 * ifcvt.c (noce_try_store_flag_constants): Don't check
18703 no_new_pseudos here.
18704 (noce_try_store_flag_constants): Don't check no_new_pseudos.
18705 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
18706 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
18707 noce_try_sign_mask): Likewise.
18708 (if_convert): Check no_new_pseudos here.
18710 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
18712 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
18713 (noce_get_condition): Handle new then_else_reversed argument.
18714 (noce_init_if_info): Remove, fold into noce_find_if_block.
18715 (noce_process_if_block): Take a struct noce_if_info as the
18716 argument. Don't set up one based on ce_if_info. Update pointer
18717 references accordingly.
18718 (cond_move_process_if_block): Likewise.
18719 (process_if_block): Removed.
18720 (find_if_block): Removed. Move functionality two new functions,
18721 noce_find_if_block and cond_exec_find_if_block.
18722 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
18723 blocks and the symmetric IF-ELSE-JOIN case.
18724 (cond_exec_find_if_block): Also new function mostly based on old
18725 find_if_block and process_if_block.
18726 (find_if_header): Replace find_if_block call with separately
18727 guarded calls to noce_find_if_block and cond_exec_find_if_block.
18728 (find_cond_trap): Update noce_get_condition call.
18729 (dead_or_predicable): Likewise.
18731 2007-03-26 Jakub Jelinek <jakub@redhat.com>
18733 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
18735 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
18736 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
18737 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
18738 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
18739 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
18740 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
18741 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
18742 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
18743 __builtin_ia32_psrad128 builtins.
18745 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
18747 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
18748 * config/i386/constraints.md
18749 (define_constraint "I"): Use IN_RANGE macro.
18750 (define_constraint "J"): Ditto.
18751 (define_constraint "K"): Ditto.
18752 (define_constraint "M"): Ditto.
18753 (define_constraint "N"): Ditto.
18754 (define_constraint "O"): Ditto.
18755 * config/i386/predicates.md
18756 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
18757 (define_predicate "const_0_to_3_operand"): Ditto.
18758 (define_predicate "const_0_to_7_operand"): Ditto.
18759 (define_predicate "const_0_to_15_operand"): Ditto.
18760 (define_predicate "const_0_to_63_operand"): Ditto.
18761 (define_predicate "const_0_to_255_operand"): Ditto.
18762 (define_predicate "const_1_to_31_operand"): Ditto.
18763 (define_predicate "const_2_to_3_operand"): Ditto.
18764 (define_predicate "const_4_to_7_operand"): Ditto.
18766 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18768 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
18769 in SImode for save_world.
18770 * config/rs6000/altivec.md (save_world, restore_world): Convert to
18773 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
18775 PR tree-optimization/30784
18776 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
18779 2007-03-25 Revital Eres <eres@il.ibm.com>
18781 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
18782 Fold movement_possibility function into it.
18784 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18786 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
18787 (load_macho_picbase_{si,di}): Convert to LR hard reg.
18788 (call_indirect_nonlocal_darwin64): Same.
18789 (call_nonlocal_darwin64): Same.
18790 (call_value_indirect_nonlocal_darwin64): Same.
18791 (call_value_nonlocal_darwin64): Same.
18792 (sibcall_nonlocal_darwin64): Same.
18793 (sibcall_value_nonlocal_darwin64): Same.
18794 (sibcall_symbolic_64): Same.
18795 (sibcall_value_symbolic_64): Same.
18796 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
18798 (rs6000_emit_load_toc_table): Same.
18799 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
18800 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
18802 (divss_call): Same.
18803 (divus_call): Same.
18804 (quoss_call): Same.
18805 (quous_call): Same.
18806 (load_toc_v4_pic_si): Same
18807 (load_toc_v4_PIC_1): Same.
18808 (load_toc_v4_PIC_1b): Same.
18809 (call_indirect_aix{32,64}): Same.
18810 (call_value_indirect_aix{32,64}): Same.
18812 (call_value): Same.
18813 (call_local{32,64}): Same.
18814 (call_value_local{32,64}): Same.
18815 (call_indirect_nonlocal_aix{32,64}): Same.
18816 (call_nonlocal_aix{32,64}): Same.
18817 (call_value_indirect_nonlocal_aix{32,64}): Same.
18818 (call_value_nonlocal_aix{32,64}): Same.
18819 (call_indirect_nonlocal_sysv<mode>): Same.
18820 (call_nonlocal_sysv<mode>): Same.
18821 (call_value_indirect_nonlocal_sysv<mode>): Same.
18822 (call_value_nonlocal_sysv<mode>): Same.
18824 (sibcall_local{32,64}): Same.
18825 (sibcall_value_local{32,64}): Same.
18826 (sibcall_nonlocal_aix{32,64}): Same.
18827 (sibcall_value_nonlocal_aix{32,64}): Same.
18828 (sibcall_nonlocal_sysv<mode>): Same.
18829 (sibcall_value): Same.
18830 (sibcall_value_nonlocal_sysv<mode>): Same.
18832 2007-03-24 Paul Brook <paul@codesourcery.com>
18834 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
18835 * config/arm/linux-eabi.h: Remove legacy syscall hack.
18837 2007-03-24 Richard Henderson <rth@redhat.com>
18839 * config/ia64/constraints.md: New file.
18840 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
18841 satisfies_constraint_?.
18842 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
18843 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
18844 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
18845 ia64_output_mi_thunk): Likewise.
18846 (ia64_const_ok_for_letter_p): Remove.
18847 (ia64_const_double_ok_for_letter_p): Remove.
18848 (ia64_extra_constraint): Remove.
18849 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
18850 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
18851 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
18852 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
18853 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
18854 EXTRA_MEMORY_CONSTRAINT): Remove.
18855 * config/ia64/ia64.md: Include constriants.md. Replace
18856 CONST_OK_FOR_? with satisfies_constraint_?.
18858 2007-03-23 Michael Meissner <michael.meissner@amd.com>
18859 H.J. Lu <hongjiu.lu@intel.com>
18861 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
18863 (name macros): Use DPD_BID_NAME to convert names properly.
18865 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
18866 decimal floating point format.
18867 (init_floating_libfuncs): Change decimal functions so that they
18868 have a "bid_" prefix if the decimal system uses the BID format,
18869 and "dpd_" prefix if the decimal system uses the DPD format.
18870 (init_interclass_conv_libfuncs): Ditto.
18871 (init_intraclass_conv_libfuncs): Ditto.
18873 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18874 using the BID format.
18876 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18877 whether we are using the BID decimal format.
18878 * configure: Regenerate.
18880 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18881 the compiler has decimal floating point enabled. Define
18882 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
18885 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18886 using the BID format.
18888 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18889 whether we are using the BID decimal format.
18890 * configure: Regenerate.
18892 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18893 the compiler has decimal floating point enabled. Define
18894 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
18897 * doc/install.texi (--enable-decimal-float): Document BID and DPD
18898 options, and that it is enabled for i386/x86_64 systems.
18900 * Makefile.in (enable_decimal_float): New.
18902 (DECNUMINC): Add -I$(DECNUMFMT).
18903 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
18904 to $(DECNUMFMT) from $(DECNUM).
18906 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
18907 Substitute enable_decimal_float.
18908 * configure: Regenerated.
18911 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
18914 * configure.ac: Enable decimal float for x86_64-*-linux*.
18915 * configure: Regenerated.
18918 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
18919 decimal128ClearSign to flip and clear the sign bit in decimal128.
18920 (decimal_real_maxval): Set decimal128SetSign to set the sign
18923 2007-03-23 Ian Lance Taylor <iant@google.com>
18925 * fold-const.c (fold_binary): Correct warning for X - c >= X.
18927 2007-03-23 Ian Lance Taylor <iant@google.com>
18929 * tree-dump.c (dump_files): Correct comment.
18931 2007-03-23 Ian Lance Taylor <iant@google.com>
18933 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
18935 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
18937 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
18938 in cfglayout mode. Don't go into and out of cfglayout mode.
18939 Link the blocks in the order of the constructed traces.
18940 (rest_of_handle_tracer): Adjust call to tracer.
18941 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
18942 Don't go into cfglayout mode.
18943 (rtl_loop_done): Don't go out of cfglayout mode.
18944 * cfglayout.c (relink_block_chain): New function, split out from...
18945 (fixup_reorder_chain): ...here. Remove redundant checking.
18946 (cfg_layout_finalize): Don't clear the header, footer, and aux
18947 fields here, move the code to do so to relink_block_chain. Likewise
18948 for free_original_copy_tables.
18949 * rtl.h (tracer): Update prototype.
18950 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
18951 Assert we are in cfglayout mode. Don't go into and out of cfglayout
18952 mode. Use relink_block_chain to serialize the CFG according to the
18953 new basic block order. Move targetm.cannot_modify_jumps_p check from
18955 (gate_handle_reorder_blocks): ...to here.
18956 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
18958 (gate_duplicate_computed_gotos): ...to here.
18959 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
18960 something always changes when going into and out of cfglayout mode.
18961 Perform an expensive cfg cleanup while going into cfglayout mode.
18962 Always update liveness information on HAVE_conditional_execution
18963 targets. Reserialize the basic blocks and go out of cfglayout mode.
18964 * reg-stack.c: Include cfglayout.h.
18965 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
18966 the call to reorder_basic_blocks.
18967 * basic-block.h (reorder_basic_blocks): Update prototype.
18968 (relink_block_chain): New prototype.
18969 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
18971 2007-03-23 Joseph Myers <joseph@codesourcery.com>
18973 * config/mips/mips.md (type, hazard, *movdi_32bit,
18974 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
18975 *movhi_internal, *movqi_internal, *movsf_hardfloat,
18976 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
18977 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
18978 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
18980 (movcc): Change first xfer to multi.
18981 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
18982 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
18983 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
18984 config/mips/generic.md: Change reservations using "xfer" to use
18986 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
18987 using match_operand.
18988 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
18989 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
18991 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
18993 2007-03-22 Richard Henderson <rth@redhat.com>
18995 * config/i386/i386.c: Remove unnecessary function declarations.
18996 Move targetm definition, and all related macros, to the end of
18997 the file. Resort some functions to put definitions before uses.
18998 (ix86_attribute_table): Make static. Move to end of file.
18999 (ix86_gimplify_va_arg): Make static.
19001 2007-03-22 Richard Henderson <rth@redhat.com>
19003 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19004 don't increase local_regparm with force_align_arg_pointer check.
19005 (ix86_function_sseregparm): Assert 32-bit.
19006 (type_has_variadic_args_p): New.
19007 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19008 type_has_variadic_args_p.
19009 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19010 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19011 use memset instead. Do maybe_vaarg check first; skip attribute
19012 tests if true; skip attribute tests for 64-bit.
19013 (construct_container): Remove TARGET_DEBUG_ARG.
19014 (function_arg_advance_32, function_arg_advance_64): Split out ...
19015 (function_arg_advance): ... from here.
19016 (function_arg_32, function_arg_64): Split out ...
19017 (function_arg): ... from here.
19018 (ix86_pass_by_reference): Tidy.
19019 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19020 (function_value_32): New, from parts of ix86_function_value
19021 and ix86_value_regno.
19022 (function_value_64): New, from parts of ix86_function_value
19023 and ix86_libcall_value.
19024 (ix86_function_value_1): New.
19025 (ix86_function_value, ix86_libcall_value): Use it.
19026 (return_in_memory_32, return_in_memory_64): Split out ...
19027 (ix86_return_in_memory): ... from here.
19028 (ix86_struct_value_rtx): Skip for 64-bit.
19029 (ix86_libcall_value, ix86_value_regno): Remove.
19030 (setup_incoming_varargs_64): Split out ...
19031 (ix86_setup_incoming_varargs): ... from here.
19032 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19033 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19034 * config/i386/i386-protos.h (ix86_function_value): Remove.
19035 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19037 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19040 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19041 infinities not supported, otherwise emit warning if -Woverflow. On
19042 underflow, emit warning if -Woverflow.
19043 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19045 * real.h (real_from_string): Update declaration
19047 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19048 Richard Henderson <rth@redhat.com>
19050 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19051 * calls.c (compute_argument_block_size, expand_call,
19052 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19053 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19054 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19055 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19056 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19057 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19058 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19059 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19062 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19064 * c-incpath.c (add_sysroot_to_chain): New.
19065 (merge_include_chains): Add sysroot argument. Call
19066 add_sysroot_to_chain if sysrooted.
19067 (register_include_chains): Update call to merge_include_chains.
19068 * doc/cppopts.texi: Document use of '=' in include directory
19071 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19073 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19074 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19075 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19076 insn pattern using X87MODEF12 mode macro.
19078 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19080 * regmove.c (regmove_optimize): Use reg_mentioned_p
19081 instead of reg_overlap_mentioned_p for DST.
19083 2007-03-21 Mike Stump <mrs@apple.com>
19085 * c.opt: Fixup for Objective-C/C++.
19087 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19089 * explow.c (convert_memory_address): Fold memory reference when
19090 POINTERS_EXTEND_UNSIGNED < 0
19092 2007-03-21 Richard Henderson <rth@redhat.com>
19095 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19096 * config/i386/mmintrin.h (__m64): Likewise.
19097 * config/i386/xmmintrin.h (__m128): Likewise.
19099 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19101 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19102 (VXWORKS_OS_CPP_BUILTINS): Define.
19103 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19104 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19106 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19108 * rtl.h (constant_pool_reference_p): Delete.
19109 (find_constant_src): Declare.
19110 * rtlanal.c (find_constant_src): New function.
19111 * simplify-rtx.c (constant_pool_reference_p): Delete.
19112 * config/i386/i386.md: Use find_constant_src instead of
19113 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19115 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19117 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19118 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19120 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19122 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19123 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19124 (arm_elf_asm_constructor): Use it.
19125 (arm_elf_asm_destructor): New function.
19127 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19129 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19131 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19133 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19135 2007-03-19 Andrew Haley <aph@redhat.com>
19137 PR tree-optimization/31264
19138 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19139 VIEW_CONVERT_EXPRs.
19141 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19143 PR rtl-optimization/30907
19144 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19145 (fwprop_init): Always call loop_optimizer_initialize.
19146 (fwprop_done): Always call loop_optimizer_finalize.
19147 (fwprop): We always have loop info now.
19148 (gate_fwprop_addr): Remove.
19149 (pass_fwprop_addr): Use gate_fwprop as gate.
19151 PR rtl-optimization/30841
19152 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19153 df_chain_alloc): Call df_reorganize_refs unconditionally.
19154 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19155 refs_organized to refs_organized_size.
19156 (df_ref_create_structure): Use refs_organized_size instead of
19157 bitmap_size if refs had been organized, and keep refs_organized_size
19159 * df.h (struct df_ref_info): Change refs_organized to
19160 refs_organized_size.
19161 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19164 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19166 * except.c (output_function_exception_table): Do not reference the
19167 EH personality routine for functions that do not require an
19170 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19173 * c-typeck.c (convert_for_assignment): Call comptypes for
19174 RECORD_TYPE or UNION_TYPE.
19176 PR inline-asm/30505
19177 * reload1.c (reload): Do invalid ASM checking after
19178 cleanup_subreg_operands.
19180 2007-03-19 Jeff Law <law@redhat.com>
19182 * tree-cfg.c (find_taken_edge): Tighten conditions for
19183 optimizing computed gotos.
19185 2007-03-19 Michael Matz <matz@suse.de>
19187 * builtins.c (expand_builtin_sync_operation,
19188 expand_builtin_compare_and_swap,
19189 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19192 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19193 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19196 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19198 * doc/tm.texi: Add brackets around the return type of
19199 TARGET_SECONDARY_RELOAD.
19201 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19202 Richard Guenther <rguenther@suse.de>
19204 PR tree-optimization/31254
19205 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19206 Use handled_component_p () where appropriate. Continue
19207 propagating into the rhs if we propagated into an INDIRECT_REF
19210 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19212 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19213 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19214 (xde, xdee): Mode attributes adjusted to support DFP modes.
19215 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19216 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19217 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19218 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19219 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19220 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19221 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19223 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19224 "movsf"): Insn definitions removed.
19225 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19226 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19227 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19229 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19230 "reload_in<mode>", "reload_out<mode>"): Expander added.
19231 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19234 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19236 * config/s390/s390.md: Only non-functional changes. Renamed
19237 FPR mode macro to BFP all over the file.
19239 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19241 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19242 (op_type attribute): RRF instruction type added.
19243 (fT0): New mode attribute.
19244 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19245 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19246 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19247 instruction no secondary memory is needed when moving DFmode values
19248 between GPRs and FPRs.
19250 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19252 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19253 inverted and documentation adjusted.
19254 ("mhard-dfp", "msoft-dfp"): New options.
19255 * config/s390/s390.c (s390_handle_arch_option): New architecture
19257 (override_options): Sanity checks for the new options added.
19258 * config.gcc: New architecture switch: z9-ec.
19259 * config/s390/s390.h (processor_flags): PF_DFP added.
19260 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19261 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19262 when the bit is NOT set so remove it from the defaults.
19264 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19266 * genemit.c (main): Print include statement for dfp.h.
19267 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19270 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19272 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19274 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19277 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19278 instead of PATTERN.
19280 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19282 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19283 attr_length_call, output_call, output_indirect_call): Cleanup
19284 formatting of targetm calls.
19286 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19288 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19290 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19292 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19293 reservation, bypass and anti-bypass descriptions for these
19294 instructions. Update move patterns.
19295 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19298 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19300 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19301 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19302 (get_initial_def_for_reduction): Likewise.
19304 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19306 Fix PR tree-optimization/29922
19307 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19308 (get_representative): Removed.
19309 (value_dies_in_block_x): Update for rvuse removal.
19310 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19311 (compute_antic_aux): Handle when PHI nodes appear in
19312 non-single-successors.
19313 (dump_bitmap_of_names): Removed.
19314 (compute_antic_safe): Renamed and removed rvuse calculation.
19315 Calculate only antic safe.
19316 (insert_into_preds_of_block): Remove assert.
19317 (execute_pre): Update for renamed functions.
19318 (defer_or_phi_translate_block): New function.
19320 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19322 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19323 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19325 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19326 Follow spelling conventions.
19328 * tree-data-ref.h: Remove the prototype for analyze_array.
19330 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19332 PR tree-optimization/31041
19333 * tree-vect-transform.c (get_initial_def_for_induction): Call
19334 force_gimple_operand.
19336 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19338 * ipa-type-escape.c (look_for_casts) : Revert code to use
19339 handled_component_p due to ada test a-numaux.adb.
19341 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19343 * final.c (final_scan_insn): Alter the condition of a
19344 conditional trap if we have nonstandard CC.
19346 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19348 * configure.ac: Remove excess quoting from asm line 0 test.
19349 * configure: Rebuilt.
19351 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19353 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19354 * c-common.c (convert_and_check): Move warning logic to...
19355 (warnings_for_convert_and_check): ...here. Define.
19356 * c-common.h (warnings_for_convert_and_check): Declare.
19358 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19360 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19361 (output_call): Likewise.
19363 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19365 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19367 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19369 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19371 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19373 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19374 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19376 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
19378 PR tree-optimization/31183
19379 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19380 Use double_int instead of unsigned int for representing access_strides.
19381 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
19383 2007-03-16 Richard Guenther <rguenther@suse.de>
19385 PR tree-optimization/31146
19386 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
19387 to allow recursion of forward_propagate_addr_expr.
19388 (forward_propagate_addr_into_variable_array_index): Likewise.
19389 (forward_propagate_addr_expr): Likewise.
19390 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19391 (forward_propagate_addr_expr_1): Recurse on simple copies
19392 instead of propagating into them. Do so for useless conversions
19394 (forward_propagate_addr_expr): Clean up unused statements after
19397 2007-03-16 Richard Guenther <rguenther@suse.de>
19399 * builtins.c (expand_builtin_cexpi): Use the right argument
19400 for the expansion via cexp.
19402 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19404 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
19405 * configure: Rebuilt.
19407 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19410 * dwarf2out.c (force_type_die): Adjust comment.
19411 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
19413 2007-03-15 DJ Delorie <dj@redhat.com>
19415 * config/frv/predicates.md (minmax_operator): Don't check operands
19418 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19420 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
19421 Update constant estimates of number of iterations.
19422 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
19423 argument renamed to "realistic".
19424 (compute_estimated_nb_iterations): Removed.
19425 (record_niter_bound): New function.
19426 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
19427 call record_nonwrapping_iv with upper = false.
19428 (infer_loop_bounds_from_signedness): Pass upper argument to
19429 record_nonwrapping_iv.
19430 (estimate_numbers_of_iterations_loop): Do not call
19431 compute_estimated_nb_iterations. Record estimate based on profile
19432 information. Initialize the constant estimates of number of
19434 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
19436 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
19437 number of iterations is too small.
19438 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
19439 (EST_NOT_AVAILABLE): Removed.
19440 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
19441 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
19444 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19446 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
19447 Handle NE_EXPR guards.
19449 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19452 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
19453 Set also -pedantic-errors by default for the preprocessor unless
19454 -fpermissive is given.
19456 2007-03-15 Richard Guenther <rguenther@suse.de>
19458 PR middle-end/29719
19459 PR middle-end/31161
19460 * builtins.c (expand_builtin_cexpi): As a fallback if we
19461 don't have builtins for sincos or cexp create a function
19462 declaration for cexp and expand to a call to that.
19463 (expand_builtin_int_roundingfn): Always fall
19464 back to floor/ceil and its variants even if they may be
19467 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
19469 PR middle-end/31159
19470 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
19471 jump tables, move the call to delete_dead_jumptables from here...
19472 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
19473 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
19474 don't allow merging of blocks that try_redirect_by_replacing_jump
19475 also does not handle when not optimizing.
19477 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19478 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19480 * config/i386/i386.md (x86_sahf_1): Correctly handle
19483 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19486 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
19487 x86_64_general_operand as operand[2] predicate. Remove "iF"
19488 from operand constraints and use "e" constraint instead.
19489 (*subti3_1, *subti3_1 splitter): Ditto.
19490 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
19491 operand[1] predicate.
19493 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
19495 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
19496 arrays, multiply the access strides by the size of the sub-array.
19497 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
19499 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19501 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
19502 the configured assembler supports the sahf mnemonic.
19503 * configure: Regenerate.
19504 * config.in: Regenerate.
19506 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
19507 emit "sahf" or ".byte\t0x9e" as asm template.
19509 2007-03-14 Michael Meissner <michael.meissner@amd.com>
19512 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
19513 option to replace hard coded TARGET_xxx in md file.
19514 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
19515 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
19516 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
19517 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
19518 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
19519 (X86_TUNE_NOT_VECTORMODE): Ditto.
19520 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
19521 (TUNE_AVOID_VECTOR_DECODE): Ditto.
19522 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
19523 (TUNE_SLOW_IMUL_IMM8): Ditto.
19524 (TUNE_MOVE_M1_VIA_OR): Ditto.
19525 (TUNE_NOT_UNPAIRABLE): Ditto.
19526 (TUNE_NOT_VECTORMODE): Ditto.
19528 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
19531 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
19532 tuning options instead of hard coded TARGET_xxx.
19533 (fix ssemode peephole2's): Ditto.
19534 (imul peephole2's): Ditto.
19536 (movdi_or_rex64): Ditto.
19537 (move peephole2): Ditto.
19538 (not peephole2's): Ditto.
19540 2007-03-14 Dirk Mueller <dmueller@suse.de>
19542 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
19543 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
19544 * c-parser.c (c_parser_if_body): Always add an empty statement in case
19546 * c-parser.c (c_parser_do_statement): Warn about empty body in
19547 do/while statement.
19548 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
19549 * doc/invoke.texi (-Wempty-body): Update documentation.
19551 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19554 * c-common.h (warn_for_div_by_zero): Declare.
19555 * c-common.c (warn_for_div_by_zero): Define.
19556 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
19559 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19561 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
19562 to PREFIX and STANDARD_PREFIX.
19564 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19565 Phil Edwards <phil@codesourcery.com>
19567 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
19568 (__gthread_once_t): Remove busy field for RTPs.
19569 (__GTHREAD_ONCE_INIT): Update accordingly.
19571 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19573 * doc/invoke.texi: Document VxWorks options.
19575 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19577 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
19579 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
19581 PR tree-optimization/30590
19582 * tree-nrv.c (tree_nrv): Check for the partial update of the
19585 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19587 * flags.h (flag_random_seed): Remove declaration, in favor of...
19588 * toplev.h (get_random_seed, set_random_seed): ... these.
19589 * tree.c (get_file_function_name): Use the former.
19590 * opts.c (common_handle_option): Use the latter.
19593 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
19595 PR middle-end/31127
19596 * cse.c (cse_find_path): Do not bail out if a basic block that
19597 we already visited now becomes part of a path that starts at a
19598 different basic block. Just disallow this, to make sure we
19599 visit each basic block at most once.
19601 2007-03-13 Jan Hubicka <jh@suse.cz>
19603 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
19604 attributes, when profile esitmate is present, calls with very low
19605 frequency are cold.
19607 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
19609 PR tree-optimization/30730
19610 PR tree-optimization/26900
19611 * tree-ssa-loop-niter.c: Include gmp.h.
19612 (bounds): New type.
19613 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
19614 split_to_var_and_offset, determine_value_range,
19615 bound_difference_of_offsetted_base, refine_bounds_using_guard,
19616 bound_difference, bounds_add, bounds_negate,
19617 number_of_iterations_ne_max, dump_affine_iv): New functions.
19618 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
19619 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
19620 difference of initial and final value of control iv to validate
19622 (number_of_iterations_cond): Add loop parameter. Determine bounds
19623 on the difference of the extremes of the control iv. Add dumps.
19624 (expand_simple_operations): Handle phi nodes.
19625 (simplify_using_initial_conditions): Do not record used conditions.
19626 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
19627 Do not set additional_info.
19628 (implies_nonnegative_p, implies_ge_p): Removed.
19629 (derive_constant_upper_bound): Do not use parameter `additional'.
19630 (record_estimate): Parameter `additional' removed. Parameter
19631 `i_bound' added. Do not call derive_constant_upper_bound.
19632 (record_nonwrapping_iv): Use derive_constant_upper_bound to
19633 bound the number of iterations estimate.
19634 (estimate_numbers_of_iterations_loop): Pass the estimate from
19635 the number of iterations analysis to record_estimate.
19636 * tree.h (multiple_of_p): Declare.
19637 * tree-scalar-evolution.c (expression_expensive_p): Removed.
19638 (scev_const_prop): Do not check expression_expensive_p.
19639 * fold-const.c (multiple_of_p): Exported.
19640 * double-int.c (double_int_mask): Exported.
19641 * double-int.h (double_int_mask): Declare.
19642 * tree-flow.h (struct tree_niter_desc): Removed additional_info
19643 field. Added max field.
19645 2007-03-13 David Taylor <taylor@candd.org>
19648 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
19651 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19654 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
19655 two unamed patterns.
19657 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
19659 * config/i386/i386.opt (mcx16, msahf): New options.
19660 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
19661 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
19663 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
19664 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
19665 Output -mcx16 and -msahf options when corresponding bit is set.
19667 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
19668 and -msahf options.
19670 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19672 * configure.ac: Test for assembler tolerance to # 0 "".
19673 * configure, config.in: Rebuilt.
19674 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
19676 2007-03-13 Geoffrey Keating <geoffk@apple.com>
19678 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
19680 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
19681 (handle_syscall): Handle direct system calls.
19682 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
19684 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19686 * doc/invoke.texi: Fix cpp.info cross-reference.
19687 * doc/passes.texi: Fix gcc.info cross-reference.
19689 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
19691 PR tree-optimization/30835
19692 * lambda-code.c (can_convert_to_perfect_nest): Check whether
19693 bb_for_stmt is not NULL before accessing it.
19695 2007-03-12 Joseph Myers <joseph@codesourcery.com>
19697 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
19700 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19703 * doc/install.texi: Document --enable-stage1-languages
19705 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
19707 * tree-pass.h (pass_into_cfg_layout_mode,
19708 pass_outof_cfg_layout_mode): Declare.
19709 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
19710 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
19711 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
19712 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
19714 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
19716 * c-decl.c (warn_variable_length_array): New function.
19717 Refactored from grokdeclarator to handle warn_vla
19718 and handle unnamed array case.
19719 (grokdeclarator): Refactored VLA warning case.
19720 * c.opt (Wvla): New flag.
19721 * doc/invoke.texi (Wvla): New warning.
19723 2007-03-12 Richard Henderson <rth@redhat.com>
19725 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
19726 (TARGET_SECTION_TYPE_FLAGS): New.
19728 2007-03-12 Richard Henderson <rth@redhat.com>
19730 * config/darwin.c (machopic_reloc_rw_mask): New.
19731 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
19732 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
19734 2007-03-12 Mark Mitchell <mark@codesourcery.com>
19736 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
19737 * cppdefault.h (cpp_PREFIX): Document.
19738 (cpp_PREFIX_len): Likewise.
19739 (cpp_EXEC_PREFIX): New variable.
19740 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
19741 * c-incpath.c (add_standard_paths): Correct logic for relocating
19742 paths within prefix.
19744 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
19746 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
19747 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
19749 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
19750 fix_truncdfdi_sse using SSEMODEF mode macro.
19751 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
19752 fix_truncdfsi_sse using SSEMODEF mode macro.
19753 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
19754 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
19756 2007-03-12 Richard Sandiford <richard@codesourcery.com>
19758 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
19759 elfos.h to tm_file.
19761 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
19763 * tree.h : Add multiple_of_p declaration.
19764 * fold-const.c (multiple_of_p): Make multiple_of_p public.
19765 * ipa-type-escape.c (results_of_malloc): Redundant.
19766 (visited_stmts): New. Visited stmt for walk_use_def_chains.
19767 (cast_type): Extended with new members.
19768 (check_cast): Returns cast_type.
19769 (cast): New structure for data of walk_use_def_chains.
19770 (is_malloc_result, is_cast_from_non_pointer_1,
19771 is_cast_from_non_pointer,
19772 is_array_access_through_pointer_and_index): New functions.
19773 (look_for_casts): Returns cast types.
19774 (check_call): Returns void.
19775 (okay_pointer_operation): Use support of pointer plus index,
19776 pointer plus constant and allow all multiplications.
19778 2007-03-11 Richard Guenther <rguenther@suse.de>
19780 PR tree-optimization/31115
19781 * tree-vrp.c (extract_range_from_binary_expr): Make sure
19782 the shift count is positive and non-anti-range for RSHIFT_EXPR.
19783 A shift count of zero is not special as with *_DIV_EXPR.
19784 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
19787 2007-03-11 Ian Lance Taylor <iant@google.com>
19789 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
19790 the *_DIV_EXPR codes correctly with overflow infinities.
19792 2007-03-11 Ira Rosen <irar@il.ibm.com>
19794 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
19795 indicate success/failure of the analysis. Add negation to subtrahend
19796 in case of subtraction. Fail if both operands contain constants.
19797 (create_data_ref): Fail if analyze_offset fails.
19799 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
19801 * config/i386/i386.md (frndintxf2): Rename to ...
19802 (rintxf2): ... this. Remove expander having same name.
19803 (rintsf2, rintdf2): Implement using SSEMODEF macro.
19804 (roundsf2, rounddf2): Ditto.
19805 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
19806 (lround<mode>di2, lround<mode>si2): Ditto.
19808 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
19810 * lower-subreg.c: Include except.h.
19811 (decompose_multiword_subregs): Verify that the only control flow
19812 insns we can split are loads to multi-words pseudos.
19813 Handle breaking such blocks after splitting, instead of calling
19814 find_many_sub_basic_blocks.
19816 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
19817 on the new basic block. Add a lengthy comment explaining why we
19818 thought this was necessary.
19819 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
19821 2007-03-10 Mark Mitchell <mark@codesourcery.com>
19824 * tree.c (walk_type_fields): Recurse into the element type of
19825 ARRAY_TYPEs if there is a pointer set.
19827 2007-03-10 Dirk Mueller <dmueller@suse.de>
19829 * c-common.c (warn_logical_operator): Fix condition.
19831 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
19833 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
19835 * config/darwin.c (machopic_select_section): Remove superfluous
19836 argument in call to categorize_decl_for_section. Remove unused
19839 2007-03-10 Joseph Myers <joseph@codesourcery.com>
19841 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
19843 * configure: Regenerate.
19845 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
19848 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
19849 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
19850 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
19851 Add LABEL_NUSES to emitted label.
19852 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
19853 branch probability value to emitted jump insn.
19854 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
19855 Do not check life information and do not re-arrange input operands
19856 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
19858 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19860 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
19861 the change of decode_asm_operands.
19863 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19865 * mode-switching.c (create_pre_exit): Skip blockage insn.
19867 2007-03-09 Diego Novillo <dnovillo@redhat.com>
19869 * tree-pass.h (TODO_update_smt_usage): Remove.
19871 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19875 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19877 * pa.c (attr_length_call): Revise condition for long
19878 pc-relative branch.
19879 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
19880 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
19881 sequence on SOM target.
19883 2007-03-09 Geoffrey Keating <geoffk@apple.com>
19885 * gcc.c: Document %{, in big comment at top.
19886 (input_suffix_matches): Remove special handling for .s and
19888 (input_spec_matches): New.
19889 (handle_braces): Handle %{,.
19890 (validate_switches): ',' indicates a value which is not a switch.
19891 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
19892 to detect assembler input.
19893 * config/i386/sol2.h (CPP_SPEC): Likewise.
19894 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
19895 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
19896 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
19897 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
19898 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
19899 -m64 causes deployment target to default to 10.5.
19900 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19902 2007-03-09 Richard Henderson <rth@redhat.com>
19905 * target.h (targetm.asm.out.reloc_rw_mask): New.
19906 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
19907 (TARGET_ASM_OUT): Use it.
19908 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
19909 * varasm.c (categorize_decl_for_section): Remove shlib argument;
19910 use the new reloc_rw_mask target hook instead.
19911 (default_section_type_flags_1): Merge into...
19912 (default_section_type_flags): ... here.
19913 (decl_readonly_section_1): Merge into...
19914 (decl_readonly_section): ... here.
19915 (default_elf_select_section_1): Merge into...
19916 (default_elf_select_section): ... here.
19917 (default_unique_section_1): Merge into...
19918 (default_unique_section): ... here.
19919 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
19920 (default_select_rtx_section): Use it.
19921 (default_elf_select_rtx_section): Likewise.
19922 * output.h: Update to match.
19923 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
19924 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
19925 (TARGET_ASM_RELOC_RW_MASK): New.
19926 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
19927 to categorize_decl_for_section.
19928 (x86_64_elf_unique_section): Likewise.
19929 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
19930 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
19931 (TARGET_ASM_RELOC_RW_MASK): New.
19932 * config/ia64/ia64.c (ia64_rwreloc_select_section,
19933 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
19934 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
19935 (TARGET_RWRELOC): Remove.
19936 (ia64_section_type_flags): Adjust call to default_section_type_flags.
19937 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
19938 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
19939 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
19940 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
19941 (rs6000_xcoff_select_section): Use decl_readonly_section.
19942 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
19943 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
19944 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
19945 (TARGET_SECTION_TYPE_FLAGS): Remove.
19946 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
19948 2007-03-09 Roger Sayle <roger@eyesopen.com>
19950 * fold-const.c (fold_comparison): Remove compile-time evaluation of
19951 complex constant equality/inequality comparisons for here.
19952 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
19953 known at compile-time or can be simplified to a scalar comparison.
19954 (fold_relational_const): Move compile-time evaluation of complex
19955 constant equality/inequality comparisons to here.
19957 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19959 PR rtl-optimization/30643
19960 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
19962 (fold_rtx): Recurse, like before 2006-11-03.
19964 2007-03-09 DJ Delorie <dj@redhat.com>
19966 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
19969 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
19971 PR tree-optimization/30375
19972 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
19973 LHS of statements is not the same.
19974 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
19976 2007-03-09 Chao-ying Fu <fu@mips.com>
19978 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
19980 * doc/invoke.texi (-mdspr2): Document new option.
19981 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
19982 New unspec for DSP REV 2.
19983 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
19984 these instructions are extended in DSP REV 2.
19985 (mips-dspr2.md): Include.
19986 * config/mips/mips.opt (mdspr2): New option.
19987 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
19988 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
19989 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
19990 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
19991 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
19992 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
19993 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
19995 (bdesc_map): Add one field of unsupported_target_flags.
19996 (bdesc_arrays): Update entries to have extra fields. Add
19998 (mips_init_builtins): Initialize new function types.
19999 Check unsupported_target_fileds to filter out builtins.
20000 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20002 (ASM_SPEC): Pass mdspr2 to the assembler.
20003 * config/mips/mips-dspr2.md: New file.
20005 2007-03-09 Sa Liu <saliu@de.ibm.com>
20007 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20009 2007-03-09 Ian Lance Taylor <iant@google.com>
20011 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20012 argument) like -Wstrict-overflow=2.
20013 * doc/invoke.texi (Warning Options): Update documentation.
20015 2007-03-09 Dirk Mueller <dmueller@suse.de>
20018 * doc/invoke.texi (-Wlogical-op): Document.
20019 * common.opt (-Wlogical-op): New.
20020 * c-common.h (warn_logical_operator): Declare.
20021 * c-common.c (warn_logical_operator): Define.
20022 * c-typeck.c (parser_build_binary_op): Call
20023 warn_logical_operator.
20025 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20027 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20028 * final.c (final_scan_insn): Test for non-"" file name.
20030 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20032 * doc/loop.texi: Document the Omega linear constraints solver.
20033 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20034 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20035 omega-hash-table-size, omega-max-keys, and
20036 omega-eliminate-redundant-constraints.
20037 * tree-pass.h (pass_check_data_deps): Declared.
20040 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20041 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20042 pass_check_data_deps): New.
20043 * tree-data-ref.c (init_data_ref): Remove declaration.
20044 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20045 (analyze_array): Renamed init_array_ref, move up initializations.
20046 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20047 Removed arguments that are set to NULL.
20048 (analyze_indirect_ref): Correct indentation, correct call to
20050 (object_analysis): Call init_array_ref instead of analyze_array.
20051 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20052 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20053 of DR_ACCESS_FNS_ADDR.
20054 (init_omega_eq_with_af, omega_extract_distance_vectors,
20055 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20056 ddr_consistent_p): New.
20057 (compute_affine_dependence): Check consistency of ddrs when
20058 flag_check_data_deps is passed.
20059 (analyze_all_data_dependences): Uncomment.
20060 (tree_check_data_deps): New.
20061 * tree-data-ref.h: Include omega.h.
20062 (DR_ACCESS_FNS_ADDR): Removed.
20063 (data_dependence_relation): Add inner_loop.
20064 (DDR_INNER_LOOP): New.
20065 * common.opt (fcheck-data-deps): New.
20066 * tree-flow.h (tree_check_data_deps): Declare.
20067 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20068 (OBJS-common): Depend on omega.o.
20070 * passes.c (pass_check_data_deps): Scheduled.
20071 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20072 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20073 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20074 PARAM_VECT_MAX_VERSION_CHECKS,
20075 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20077 2007-03-09 Richard Guenther <rguenther@suse.de>
20079 PR tree-optimization/30904
20080 PR middle-end/31058
20081 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20082 the same way as *_DIV_EXPR.
20084 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20086 * recog.c (decode_asm_operands): No mixed declarations and code.
20088 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20090 * rtl.def (ASM_INPUT): Add location.
20091 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20092 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20093 (decode_asm_operands): Add loc operand.
20094 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20095 * stmt.c (expand_asm): Rename to...
20096 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20097 gen_rtx_ASM_INPUT_loc.
20098 (expand_asm_expr): Adjust.
20099 * recog.c (decode_asm_operands): Add loc operand.
20100 (check_asm_operands, extract_insn): Adjust.
20101 * reload1.c (maybe_fix_stack_asms): Likewise.
20102 * final.c (asm_insn_count): Likewise.
20103 (final_scan_insn): Output # line before and after asm.
20105 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20107 * tree-ssa-structalias.c (variable_info): Remove
20109 (new_var_info): Ditto.
20110 (shared_bitmap_info_t): New structure.
20111 (shared_bitmap_table): New variable.
20112 (shared_bitmap_hash): New function.
20113 (shared_bitmap_eq): Ditto
20114 (shared_bitmap_lookup): Ditto.
20115 (shared_bitmap_add): Ditto.
20116 (merge_smts_into): Change to take bitmap directly.
20117 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20118 (init_alias_vars): Init shared bitmap hashtable.
20119 (delete_points_to_sets): Delete shared bitmap hashtable.
20120 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20121 is_aliased removal as a change that was still necessary was
20124 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20126 * config/i386/i386.h (override_options): Conditionally disable
20127 x86_sahf for 64bit targets only.
20129 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20132 * c-decl.c (merge_decls): Don't call make_var_volatile.
20133 * varasm.c (make_var_volatile): Remove.
20134 * output.h (make_var_volatile): Remove.
20136 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20138 PR tree-optimization/31085
20139 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20141 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20143 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20144 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20145 ATTR_CONST_NOTHROW_LIST.
20147 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20150 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20152 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20154 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20157 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20159 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20160 passed, use shared libgcc.
20162 2007-03-08 Roger Sayle <roger@eyesopen.com>
20164 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20165 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20166 (honor_protect_cleanup_actions, lower_try_finally_switch):
20168 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20169 ifc_temp_var): Likewise.
20170 * tree-inline.c (setup_one_parameter): Likewise.
20171 * tree-mudflap.c (mf_decl_cache_locals,
20172 mf_build_check_statement_for): Likewise.
20173 * tree-nested.c (init_tmp_var, save_tmp_var,
20174 finalize_nesting_tree_1): Likewise.
20175 * tree-outof-ssa.c (insert_copy_on_edge,
20176 insert_backedge_copies): Likewise.
20177 * tree-profile.c (tree_gen_edge_profiler,
20178 tree_gen_ic_profiler): Likewise.
20179 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20180 * tree-sra.c (sra_build_assignment): Likewise.
20181 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20182 * tree-ssa-math-opts.c (insert_reciprocals,
20183 execute_cse_sincos_1): Likewise.
20184 * tree-tailcall.c (adjust_accumulator_values,
20185 adjust_return_value): Likewise.
20186 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20187 * tree-vect-transform.c (vect_create_data_ref_ptr,
20188 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20189 vect_create_epilog_for_reduction, vectorizable_reduction,
20190 vectorizable_call, vectorizable_conversion,
20191 vectorizable_assignment, vectorizable_operation,
20192 vectorizable_type_demotion, vect_gen_widened_results_half,
20193 vect_permute_store_chain, vectorizable_store,
20194 vect_setup_realignment, vect_permute_load_chain,
20195 vectorizable_load, vectorizable_condition,
20196 vect_create_cond_for_align_checks): Likewise.
20197 * tree-vrp.c (build_assert_expr_for): Likewise.
20199 2007-03-08 Ian Lance Taylor <iant@google.com>
20201 * tree-vrp.c: Include "intl.h".
20202 (usable_range_p): New static function.
20203 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20204 overflowed values, juts set *strict_overflow_p.
20205 (compare_values): Only return -2 if one of the operands is not a
20207 (compare_ranges): Call usable_range_p.
20208 (compare_range_with_value): Likewise.
20209 (vrp_evaluate_conditional_warnv): Rename from
20210 vrp_evaluate_conditional. Make static. Change all callers.
20211 (vrp_evaluate_conditional): New function.
20212 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20213 on signed overflow.
20214 (simplify_abs_using_ranges): Likewise.
20215 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20216 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20217 within_stmt parameter.
20218 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20219 vrp_evaluate_conditional.
20220 * tree-ssa-threadedge.c
20221 (record_temporary_equivalences_from_stmts_at_dest): Change
20222 simplify parameter to take a second tree parameter.
20223 (simplify_control_stmt_condition): Likewise.
20224 (thread_across_edge): Likewise.
20225 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20226 (thread_across_edge): Likewise.
20227 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20229 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20231 * config/i386/i386.h (TARGET_SAHF): New define.
20232 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20233 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20234 (x86_sahf): New global variable.
20235 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20236 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20237 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20238 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20240 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20241 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20242 when expanding fcomi/sahf based tests.
20243 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20244 expanding sahf based alternative. Emit sahf based sequence when
20245 optimizing for code size.
20246 * config/i386/i386.md (x86_sahf_1): Do not disable for
20247 TARGET_64BIT, enable for TARGET_SAHF.
20249 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20251 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20252 spurious whitespace from error message.
20254 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20257 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20259 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20261 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20263 * tree-sra.c (instantiate_element): Propagate disabled warnings
20264 from the element itself to the created variable.
20266 2007-03-07 Richard Henderson <rth@redhat.com>
20269 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20270 silently fix up the stack in the case of a missing register.
20272 2007-03-07 Paul Brook <paul@codesourcery.com>
20274 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20276 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20278 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20280 (phase1_vrs): Use them.
20281 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20282 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20283 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20284 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20285 __gnu_Unwind_Restore_WMMXC if required.
20286 (_Unwind_VRS_Pop): Implement iWMMXt support.
20287 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20288 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20289 gnu_Unwind_Save_WMMXC): Define.
20291 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20293 * config/vxworks.h (vxworks_override_options): Declare.
20294 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20295 * config/vxworks.c: Include target.h and toplev.h.
20296 (vxworks_override_options): New function.
20297 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20299 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20301 * config/s390/s390.c (override_options): Don't emit an error when
20302 -mstack-size is used without providing -mstack-guard.
20303 (s390_emit_prologue): Choose stack_guard value automatically if not
20304 provided via command line.
20305 * doc/invoke.texi: Adjust description of -mstack-guard and
20308 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20310 * config/i386/i386.c (output_set_got): Add a GOT initialization
20311 sequence for VxWorks PIC.
20312 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20313 around labels as well as symbols. Use gotoff_operand instead
20314 of local_symbolic_operand.
20315 (legitimize_pic_address): Use gotoff_operand instead of
20316 local_symbolic_operand. Use @GOT accesses for labels as
20318 (ix86_output_addr_diff_elt): Use PC-relative rather than
20319 GP-relative offsets for VxWorks PIC.
20320 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20321 no_new_pseudos. Check whether the returned register is op0.
20322 * config/i386/i386.md (tablejump): Use PC-relative rather than
20323 GP-relative offsets for VxWorks PIC.
20324 * config/i386/predicates.md (gotoff_operand): New predicate.
20326 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20328 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20330 * config/vxworks-dummy.h: New file.
20331 * config/i386/i386.h: Include it.
20333 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20335 * dwarf2out.c (is_inlined_entry_point): New
20336 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20337 DW_AT_ranges if the first subblock is the entry point.
20339 2007-03-06 David Daney <ddaney@avtrex.com>
20341 * doc/install.texi (mips-*-*): Change recommended binutils
20344 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20346 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20347 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20349 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20350 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20352 2007-03-06 Jan Hubicka <jh@suse.cz>
20354 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20355 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20357 (probably_cold_bb_p): Cold functions are cold.
20358 (probably_never_executed_bb_p): Cold functions are cold.
20359 (tree_bb_level_predictions): Predict calls to cold functions as not
20361 (compute_function_frequency): Check hot/cold attributes.
20362 * function.h (function_frequency): Update comments.
20363 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20364 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20365 (c_common_att): Add cold and hot.
20367 * doc/extend.texi (hot,cold attributes): Document.
20369 2007-03-06 Andrew Haley <aph@redhat.com>
20371 * function.c (expand_function_end): Move blockage to just after we
20372 emit the label for the naked return from the function.
20374 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20376 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
20379 2007-03-06 Jan Hubicka <jh@suse.cz>
20381 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
20382 loaded for constant large models. Non-large 64bit PIC can do.
20383 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
20384 * cmodel.h: Add LARGE PIC.
20385 * i386.md (UNSPEC_PLTOFF): New.
20386 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
20388 (*call_1_rex64): Disable for large models.
20389 (*call_1_rex64_large): New.
20390 (*call_value_1_rex64): Disable for large models.
20391 (*call_value_1_rex64_large): New.
20392 (set_rip_rex4): New.
20393 (set_got_offset_rex64): New.
20394 * predicates.md (constant_call_address_operand): For large model
20395 constant calls are not possible.
20396 * i386-protos.h (construct_plt_address): Declare.
20397 * i386.c (override_options): Accept large models.
20398 (ix86_expand_prologue): Expand large PIC GOT pointer load.
20399 (legitimate_constant_p): Add new UNSPECs.
20400 (legitimate_pic_operand_p): Likewise.
20401 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
20402 (legitimize_pic_address): Do easy RIP relative way for TLS only for
20404 (output_pic_addr_const): Add PLTOFF.
20405 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
20406 (ix86_expand_move): Legitimize pic address when in PIC mode.
20407 (construct_plt_address): New function.
20408 (ix86_expand_call): Offload the address to register and use GOT
20409 pointer for large model.
20410 * invoke.texi (mcmodel=large): Update documentation.
20412 2007-03-06 Richard Henderson <rth@redhat.com>
20414 * config/i386/i386.c (x86_use_leave, x86_push_memory,
20415 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
20416 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
20417 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
20418 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
20419 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
20420 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
20421 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
20422 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
20423 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
20424 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20425 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
20426 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20427 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20428 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
20429 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
20430 x86_schedule, x86_use_bt, x86_pad_returns,
20431 x86_use_xchgb): Merge into ...
20432 (ix86_tune_features): ... here. New array.
20433 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20434 x86_bswap): Merge into ...
20435 (ix86_arch_features): ... here. New array.
20436 (x86_3dnow_a): Remove.
20437 (x86_accumulate_outgoing_args): Make static.
20438 (x86_arch_always_fancy_math_387): Make static.
20439 (ix86_tune_mask, ix86_arch_mask): Move ...
20440 (override_options): ... to local variables here. Apply the
20441 appropriate mask to each element of ix86_arch_features and
20442 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
20443 as were done in the old macros.
20444 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
20445 * config/i386/i386.h (x86_use_leave, x86_push_memory,
20446 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
20447 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
20448 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
20449 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
20450 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
20451 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
20452 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
20453 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
20454 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
20455 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20456 x86_accumulate_outgoing_args, x86_prologue_using_move,
20457 x86_epilogue_using_move, x86_decompose_lea,
20458 x86_arch_always_fancy_math_387, x86_shift1,
20459 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20460 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20461 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
20462 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20463 x86_use_incdec, x86_pad_returns, x86_bswap,
20464 x86_partial_flag_reg_stall): Remove.
20465 (enum ix86_tune_indices): New.
20466 (ix86_tune_features): New.
20467 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
20468 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
20469 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
20470 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
20471 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
20472 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
20473 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
20474 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
20475 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
20476 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
20477 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
20478 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
20479 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
20480 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
20481 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
20482 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
20483 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
20484 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
20485 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
20486 TARGET_EXT_80387_CONSTANTS): Use it.
20487 (enum ix86_arch_indices): New.
20488 (ix86_arch_features): New.
20489 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
20490 TARGET_BSWAP): Use it.
20491 (ix86_tune_mask, ix86_arch_mask): Remove.
20493 2007-03-06 Joseph Myers <joseph@codesourcery.com>
20496 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
20497 Define using $${sysroot_headers_suffix}.
20498 * configure: Regenerate.
20499 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
20500 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
20502 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
20503 * gcc.c (print_sysroot_headers_suffix): New.
20504 (option_map): Include --print-sysroot-headers-suffix.
20505 (display_help): Mention -print-sysroot-headers-suffix.
20506 (process_command): Handle -print-sysroot-headers-suffix.
20507 (do_spec_1): Append multilib directory to include-fixed path if
20508 sysroot suffixes in use.
20509 (main): Handle -print-sysroot-headers-suffix.
20510 * Makefile.in (start.encap): Don't depend on xlimits.h
20511 (xlimits.h): Remove.
20512 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
20513 limits.h for each multilib in fixinc_list.
20514 (fixinc_list, s-fixinc_list): New.
20515 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
20516 generate them for each multilib in fixinc_list.
20517 (stmp-fixproto): Use include-fixed. Run fixproto for each
20518 multilib in fixinc_list.
20519 (mostlyclean): Don't remove xlimits.h.
20520 (clean): Remove include-fixed.
20521 (real-install-headers-tar, real-install-headers-cpio,
20522 real-install-headers-cp): Don't copy include, only include-fixed.
20523 (install-mkheaders): Depend on fixinc_list. Don't depend on
20524 xlimits.h. Save limits.h files for each multilib in fixinc_list.
20525 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
20526 SYSTEM_HEADER_DIR setting in mkheaders.conf.
20528 2007-03-06 Jan Hubicka <jh@suse.cz>
20530 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
20533 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20535 * configure.ac: Allow tm_file to contain build-directory files.
20536 * configure: Regenerate.
20537 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
20538 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
20539 * config/m68k/print-sysroot-suffix.sh: New file.
20541 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20543 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
20544 of pic_offset_table_rtx if reload_completed.
20545 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
20546 PIC_OFFSET_TABLE_REGNUM.
20547 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
20549 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
20550 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
20552 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20554 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
20555 functions that call eh_return.
20557 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20559 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
20560 functions that need a constant pool.
20562 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20565 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
20566 (m68k_preferred_reload_class): Likewise.
20567 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
20568 (SECONDARY_RELOAD_CLASS): Define.
20569 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
20570 (LIMIT_RELOAD_CLASS): Delete.
20571 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
20572 registers from storing bytes.
20573 (m68k_secondary_reload_class): New function.
20574 (m68k_preferred_reload_class): Likewise.
20576 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20578 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
20580 (m68k_expand_prologue): Likewise.
20582 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20584 * config/m68k/m68k-protos.h (output_sibcall): Declare.
20585 (mips_expand_epilogue): Add a bool parameter.
20586 (m68k_legitimize_sibcall_address): Declare.
20587 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
20588 (m68k_expand_epilogue): Add a parameter to select between sibling
20589 and normal epilogues. Only generate a return for the latter.
20590 (m68k_ok_for_sibcall_p): New function.
20591 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
20592 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
20593 (sibcall_value, *sibcall_value): Likewise.
20594 (*call, *call_value): Require !SIBLING_CALL_P.
20595 (epilogue): Update call to m68k_expand_epilogue.
20596 (sibcall_epilogue): New pattern.
20597 * config/m68k/predicates.md (const_call_operand): Say that this
20598 predicate applies to sibling calls too.
20599 (sibcall_operand): New predicate.
20601 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20603 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
20604 alternatives as movsi_cf.
20605 (movsf_cf_hard): Add commentary.
20607 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
20608 Richard Sandiford <richard@codesourcery.com>
20610 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
20611 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
20612 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
20613 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
20614 as being live on exit from an interrupt function.
20615 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
20616 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
20617 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
20618 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
20619 (m68k_interrupt_function_p): Globalize.
20620 (m68k_compute_frame_layout): Remove reverse mask code.
20621 (m68k_emit_movem, m68k_set_frame_related): New functions.
20622 (m68k_output_function_prologue): Delete in favor of...
20623 (m68k_expand_prologue): ...this new function.
20624 (m68k_output_function_epilogue): Delete in favor of...
20625 (m68k_expand_epilogue): ...this new function.
20626 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
20628 (print_operand): Handle %?.
20629 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
20630 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
20631 (prologue, epilogue): New patterns.
20632 (return): Turn into a define_expand.
20633 (*return): New pattern, derived from old "return" pattern. Use rte
20634 rather than rts for interrupt functions. Only use rtd if the pop
20636 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
20637 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
20638 (link, *link, unlink, *unlink, load_got): Likewise.
20640 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20644 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
20645 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
20646 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
20647 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
20648 and m68k_matches_u_p.
20649 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
20650 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
20651 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
20652 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
20653 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
20654 (REG_STRICT_P): New macro.
20655 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
20656 PCREL_GENERAL_OPERAND_OK.
20657 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
20658 m68k_legitimate_base_reg_p.
20659 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
20660 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
20661 (PIC_CASE_VECTOR_ADDRESS): Update comment.
20662 * config/m68k/m68k.c (m68k_address): New structure.
20663 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
20664 (m68k_decompose_index, m68k_legitimate_constant_address_p)
20665 (m68k_jump_table_ref_p, m68k_decompose_address)
20666 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
20667 (m68k_matches_u_p): New functions.
20668 (print_operand_address): Rewrite to use m68k_decompose_index.
20670 2007-03-05 David Taylor <dtaylor@emc.com>
20672 * gcc.c: Correct copyright date in --version output.
20674 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20676 * pa.md: In unamed move patterns, disparge copies between general
20677 and floating point registers using '?' modifier. Don't include 'f'
20678 constraint for register preferences in DImode, SImode, HImode and
20679 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
20680 Remove constraints for copies between general and floating registers
20681 in soft-float DFmode pattern.
20682 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
20686 2007-03-05 Mike Stump <mrs@apple.com>
20688 * c-common.c (targetcm): Add.
20689 * c-opts.c (c_common_handle_option): Handle language specific
20691 * opts.c (handle_option): Verify language for target options, if
20693 * opth-gen.awk: Add CL_LANG_ALL.
20694 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
20695 (TARGETCM_INITIALIZER): Add.
20696 * target.h (struct gcc_targetcm): Add.
20698 * targhooks.c (default_handle_c_option): Add.
20699 * targhooks.h (default_handle_c_option): Add.
20700 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
20702 * config/darwin.opt (iframework): Add.
20703 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
20704 * config/darwin-c.c (handle_c_option): Add.
20705 (TARGET_HANDLE_C_OPTION): Add.
20707 * doc/invoke.texi (Darwin Options): Add -iframework.
20709 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20711 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
20714 2007-03-05 Ian Lance Taylor <iant@google.com>
20716 * c.opt (fgnu89-inline): New option.
20717 * c-opts.c (c_common_post_options): Set default value for
20719 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
20720 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
20722 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
20723 (grokdeclarator, start_function): Likewise.
20724 * c-cppbuiltin.c (c_cpp_builtins): Define either
20725 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
20726 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
20727 (C Dialect Options): Document -fgnu89-inline.
20728 * doc/extend.texi (Function Attributes): Explain what the
20729 gnu_inline attribute does.
20730 * doc/cpp.texi (Common Predefined Macros): Document
20731 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20733 2007-03-05 Ian Lance Taylor <iant@google.com>
20735 PR tree-optimization/31034
20736 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
20737 half-range if the other side is an overflow infinity.
20739 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
20741 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
20742 (bfin*-linux-uclibc*): New configuration.
20743 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
20745 * config/bfin/linux.h: New file.
20746 * config/bfin/libgcc-bfin.ver: New file.
20747 * config/bfin/t-bfin-uclinux: New file.
20748 * config/bfin/t-bfin-linux: New file.
20749 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
20750 (TARGET_OS_CPP_BUILTINS): New macro.
20752 2007-03-05 Richard Guenther <rguenther@suse.de>
20754 * fold-const.c (fold_binary): Remove duplicate folding
20755 of comparison of non-null ADDR_EXPR against null.
20757 2007-03-05 Richard Guenther <rguenther@suse.de>
20758 Dorit Nuzman <dorit@il.ibm.com>
20760 PR tree-optimization/26420
20761 * tree-vectorizer.c (vectorize_loops): Bail out early if there
20762 are no loops in the function. Only print the number of
20763 vectorized loops if it is greater than zero or we are supposed
20764 to print information about unvectorized loops.
20766 2007-03-05 Revital Eres <eres@il.ibm.com>
20768 * gcc.dg/var-expand1.c: New test.
20769 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
20770 when an accumulator is expanded.
20772 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20775 * c-common.c (convert_and_check): Don't give warnings for
20776 conversion if 'expr' already overflowed.
20778 2007-03-04 Roger Sayle <roger@eyesopen.com>
20780 PR middle-end/30744
20781 * fold-const.c (fold_comparison): Enforce type consistency when
20782 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
20784 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
20786 * tree-ssa-address.c (create_mem_ref): Do not put an expression
20787 containing a cast to the base of TARGET_MEM_REF.
20789 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
20791 * tree.c (tree_contains_struct_check_failed): Remove spurious
20792 whitespace from error message.
20794 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
20797 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
20798 instead of precision.
20800 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
20801 Nathan Sidwell <nathan@codesourcery.com>
20803 * emit-rtl.c (find_auto_inc): New.
20804 (try_split): recreate REG_INC notes,
20805 Use regular for loops rather than whiles.
20807 2007-03-03 Andreas Schwab <schwab@suse.de>
20809 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
20810 * configure: Regenerate.
20812 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20814 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
20815 flag_rounding_math, not flag_unsafe_math_optimizations.
20817 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
20819 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
20820 alpha_fold_vector_minmax): Likewise.
20821 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
20822 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
20824 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20826 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
20827 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
20828 if the lhs has side-effects.
20829 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
20831 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20833 * config/i386/i386.h (TUNEMASK): Remove define.
20834 (ARCHMASK): Remove define.
20835 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
20836 Use ix86_arch_mask variable instead of ARCHMASK.
20837 * config/i386/i386.c (override_options): Ditto.
20838 (standard_80387_constant_p): Ditto.
20840 2007-03-02 Ian Lance Taylor <iant@google.com>
20842 Used signed infinities in VRP.
20843 * tree-vrp.c (uses_overflow_infinity): New static function.
20844 (supports_overflow_infinity): New static function.
20845 (make_overflow_infinity): New static function.
20846 (negative_overflow_infinity): New static function.
20847 (positive_overflow_infinity): New static function.
20848 (is_negative_overflow_infinity): New static function.
20849 (is_positive_overflow_infinity): New static function.
20850 (is_overflow_infinity): New static function.
20851 (overflow_infinity_range_p): New static function.
20852 (compare_values_warnv): New function split out of compare_values.
20853 (compare_value): Call it.
20854 (set_value_range_to_nonnegative): Add overflow_infinity
20855 parameter. Change caller.
20856 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
20858 (vrp_expr_computes_nonzero): Likewise.
20859 (compare_ranges, compare_range_with_value): Likewise.
20860 (compare_name_with_value, compare_names): Likewise.
20861 (vrp_evaluate_conditional): Likewise.
20862 (set_value_range): Handle infinity
20863 (vrp_operand_equal_p, operand_less_p): Likewise.
20864 (extract_range_from_assert): Likewise.
20865 (vrp_int_const_binop): Likewise.
20866 (extract_range_from_binary_expr): Likewise.
20867 (extract_range_from_unary_expr): Likewise.
20868 (extract_range_from_comparison): Likewise.
20869 (extract_range_from_expr): Likewise.
20870 (dump_value_range): Likewise.
20871 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
20872 (test_for_singularity): Likewise.
20873 (vrp_int_const_binop): Remove inline qualifier.
20874 (adjust_range_with_scev): Add comment.
20875 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20877 2007-03-02 Diego Novillo <dnovillo@redhat.com>
20879 * tree-ssa-structalias.c (could_have_pointers): Tidy.
20880 (get_constraint_for): Likewise.
20881 (do_structure_copy): Likewise.
20882 (find_func_aliases): Fix references to MODIFY_EXPR.
20883 (intra_create_variable_infos): Tidy.
20884 * tree-ssa-operands.c (add_virtual_operand): Add argument
20886 When adding members of alias sets, if IS_CALL_SITE is true and
20887 the symbol is not call-clobbered, skip it.
20888 Adjust all callers.
20890 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20892 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
20893 entry by means of emit_insn_at_entry.
20895 2007-03-02 Richard Henderson <rth@redhat.com>
20897 * expr.h (promoted_input_arg): Remove decl.
20898 * function.c (promoted_input_arg): Merge into ...
20899 * combine.c (setup_incoming_promotions): ... only caller.
20900 Rearrange to avoid double loop.
20902 2007-03-02 Ben Elliston <bje@au.ibm.com>
20903 Peter Bergner <bergner@vnet.ibm.com>
20904 Janis Johnson <janis187@us.ibm.com>
20906 * config/rs6000/dfp.md: New file.
20907 * config/rs6000/rs6000.md: Include dfp.md.
20908 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
20909 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
20910 and TDmode decimal float modes in FP registers.
20911 (num_insns_constant): Likewise.
20912 (rs6000_legitimate_offset_address_p): Likewise.
20913 (rs6000_legitimize_address): Likewise.
20914 (rs6000_legitimize_reload_address): Likewise.
20915 (rs6000_legitimate_address): Likewise.
20916 (rs6000_emit_move): Likewise.
20917 (function_arg_boundary): Likewise.
20918 (function_arg_advance): Likewise.
20919 (rs6000_darwin64_record_arg_recurse): Likewise.
20920 (function_arg): Likewise.
20921 (rs6000_gimplify_va_arg): Likewise.
20922 (rs6000_split_multireg_move): Likewise.
20923 (rs6000_output_function_epilogue): Likewise.
20924 (rs6000_output_function_epilogue): Likewise.
20925 (rs6000_register_move_cost): Likewise.
20926 (rs6000_function_value): Likewise.
20927 (rs6000_libcall_value): Likewise.
20929 2007-03-02 Richard Sandiford <richard@codesourcery.com>
20931 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
20933 2007-03-02 Richard Sandiford <richard@codesourcery.com>
20935 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
20936 Use $MULTIDIR to choose between the kernel and RTP headers,
20937 and use $WIND_BASE and $WIND_USR to locate them.
20939 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20941 * config/i386/i386.c (override_options): Put initialization of
20942 ix86_tune_mask and ix86_arch_mask to the correct place.
20944 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20945 Michael Meissner <michael.meissner@amd.com>
20948 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
20949 (ARCHMASK): Define.
20950 (TARGET_CMOVE): Use ARCHMASK.
20951 (TARGET_CMPXCHG): Ditto.
20952 (TARGET_CMPXCHG8B): Ditto.
20953 (TARGET_XADD): Ditto.
20954 (TARGET_BSWAP): Ditto.
20955 * config/i386/i386.c (ix86_tune_mask): New global variable.
20956 (ix86_arch_mask): Ditto.
20957 (override_options): Initialize ix86_tune_mask and
20958 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
20961 2007-03-02 Ben Elliston <bje@au.ibm.com>
20964 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
20966 2007-03-02 Joseph Myers <joseph@codesourcery.com>
20968 * target.h (init_dwarf_reg_sizes_extra): New target hook.
20969 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
20970 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
20971 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
20973 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
20974 rs6000_init_dwarf_reg_sizes_extra): New.
20975 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
20976 SPE register high parts.
20978 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
20980 * Makefile.in: Add install-pdf target as
20981 copied from automake v1.10 rules.
20982 * configure.ac: Add install-pdf to target list.
20983 * configure: Regenerate.
20985 2007-03-01 Paul Brook <paul@codesourcery.com>
20987 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
20988 modes to LDRD for DImode.
20989 (output_move_double): Fixup out of range ldrd/strd.
20990 (vfp_secondary_reload_class): Rename...
20991 (coproc_secondary_reload_class): ... to this. Add wb argument.
20992 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
20993 coproc_secondary_reload_class for CLASS_IWMMXT.
20994 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
20995 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
20997 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
20999 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21000 unroll factor by the estimated number of iterations.
21001 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21002 than prefetch latency.
21004 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21005 decode_caches_intel, detect_caches_intel): New functions.
21006 (host_detect_local_cpu): Use detect_caches_amd and
21007 detect_caches_intel.
21009 2007-03-01 Richard Henderson <rth@redhat.com>
21011 * expr.c (emit_move_complex_push): Export.
21012 (emit_move_complex_parts): Split out from ...
21013 (emit_move_complex): ... here.
21014 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21015 * config/i386/i386.md (movcdi): New.
21017 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21019 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21020 size of mode1 to check for tieable modes in MMX case.
21022 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21024 * Makefile.in (rtlanal.o): Depend on tree.h.
21025 * rtl.h (offset_within_section_p, split_const): Declare.
21026 * rtlanal.c: Include tree.h.
21027 (offset_within_block_p): New function, taken from
21028 mips_offset_within_object_p.
21029 (split_const): New function, taken from mips_split_const.
21030 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21032 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21033 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21034 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21035 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21036 (m68k_illegitimate_symbolic_constant_p): New function.
21037 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21038 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21039 symbolic constant that might be outside the symbol's section,
21040 move the symbol first and then add the offset.
21041 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21043 * config/mips/mips.c (mips_split_const): Delete.
21044 (mips_offset_within_object_p): Delete.
21045 (mips_symbolic_constant_p): Use offset_within_section_p and
21046 split_const instead of mips_offset_within_object_p and
21048 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21049 (mips_legitimize_const_move, print_operand_reloc)
21050 (mips_dangerous_for_la25_p): Use split_const instead of
21053 2007-02-28 Eric Christopher <echristo@apple.com>
21055 * Makefile.in (install-include-dir): Don't rm -rf include.
21057 2007-02-28 Richard Guenther <rguenther@suse.de>
21059 PR middle-end/30364
21060 * fold-const.c (fold_binary): Do not associate expressions
21061 with more than one variable for integer types that do not wrap.
21063 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21065 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21066 Delete, and replace with...
21067 (fold_builtin_call_array): This. Update callers to use it.
21068 * fold-const.c (fold_build_call_list): Delete, and replace with...
21069 (fold_build_call_array): This.
21070 (fold_build_call_list_initializer): Delete, and replace with...
21071 (fold_build_call_array_initializer): This.
21072 * tree.h: Update declarations to reflect above changes.
21074 * c-typeck.c (build_function_call): Store converted arguments
21075 in a stack-allocated array instead of building a list.
21076 (convert_arguments): Store arguments in the array passed in as an
21077 argument, and return the actual number of arguments.
21078 * c-format.c: (check_function_format): Pass arguments in an
21079 array instead of a list.
21080 * c-common.c (check_function_nonnull): Likewise.
21081 (check_function_sentinel): Likewise.
21082 (check_function_arguments): Likewise.
21083 * c-common.h: Update declarations to reflect above changes.
21085 2007-02-28 Jan Hubicka <jh@suse.cz>
21087 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21088 PRED_NEGATIVE_RETURN): Update outcomes.
21090 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21092 * calls.c (emit_library_call_value_1): Handle partial registers
21093 correctly when building up CALL_INSN_FUNCTION_USAGE.
21095 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21097 * pa/predicates.md (move_src_operand): Allow zero for mode.
21098 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21101 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21104 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21105 *movv2df_internal): Enable pattern only for valid operand
21107 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21108 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21110 2007-02-27 Mike Stump <mrs@apple.com>
21112 * config/darwin-crt3.c: Avoid compilation when compiling for a
21115 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21117 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21119 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21120 for fixed headers and limits.h.
21121 (install-include-dir, install-headers-tar, install-headers-cpio,
21122 install-headers-cp, real-install-headers-tar,
21123 real-install-headers-cpio, real-install-headers-cp): Handle
21124 include-fixed as well as include.
21125 (install-mkheaders): Don't install files that go only in include
21127 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21128 from GCC_INCLUDE_DIR.
21129 * gcc.c (process_command): Remove special -BstageN/ handling.
21130 (do_spec_1): Add include-fixed directories.
21132 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21134 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21136 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21138 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21141 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21143 * c-common.c (get_priority): Add check for
21144 SUPPORTS_INIT_PRIORITY.
21146 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21148 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21150 * config/bfin/bfin.c: Include "cfglayout.h".
21151 (MAX_LSETUP_DISTANCE): New macro.
21152 (struct loop_info): New members incoming, incoming_src and
21153 incoming_dest. Delete member predecessor.
21154 (length_for_loop): New function.
21155 (bfin_optimize_loop): Handle more different loop structures.
21156 (bfin_discover_loop): Rework detection of predecessor blocks by
21157 examining incoming edges.
21158 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21160 (bfin_reorder_loops): New function.
21161 (bfin_reorg_loops): Use these three new functions.
21163 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21164 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21165 (CONSTRAINT_LEN): Add entry for 'q'.
21166 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21167 Add 'q' constraints.
21168 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21169 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21171 * config/bfin/bfin.md (add_with_carry): New pattern.
21172 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21173 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21174 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21175 support unsigned multiplies too. Removed incorrect commutativity from
21176 operand 1 constraint where appropriate.
21177 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21179 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21180 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21182 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21183 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21184 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21185 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21186 usmulhisi_hh_huh): New patterns.
21188 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21189 lshifthi3): Fix output template to use half reg for operand 2.
21191 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21194 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21196 2007-02-27 Andreas Schwab <schwab@suse.de>
21198 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21200 2007-02-27 Jan Hubicka <jh@suse.cz>
21202 * predict.c (last_basic_block_p): Remove.
21203 (tree_estimate_probability): Update return heuristic for commonized
21206 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21208 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21210 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21212 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21213 * doc/cpp.texi: Standardize title page.
21214 * doc/cppinternals.texi: Likewise.
21215 * doc/gcc.texi: Standardize title page, remove version number
21216 from copyright page.
21217 * doc/gccint.texi: Likewise.
21218 * doc/install.texi: Standardize title page, add table of
21221 2007-02-26 Jan Hubicka <jh@suse.cz>
21223 * predict.def: Set outcomes according to more recent results.
21224 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21225 Remove dead predictors.
21226 * predict.c (return_prediction): Fix pasto.
21228 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21230 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21231 change; avoid a memory leak when returning early.
21233 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21235 * c-decl.c (static_ctors): Move to c-common.c.
21236 (static_dtors): Likewise.
21237 (finish_function): Use c_record_cdtor_fn.
21238 (build_cdtor): Move to c-common.c.
21239 (c_write_global_declarations): Use c_build_cdtor_fns.
21240 * c-common.h (static_ctors): Declare.
21241 (static_dtors): Likewise.
21242 (c_record_cdtor_fn): Likewise.
21243 (c_build_cdtor_fns): Likewise.
21244 * c-common.c (static_ctors): New variable.
21245 (static_dtors): Likewise.
21246 (c_record_cdtor_fn): New function.
21247 (build_cdtor): Move from c-decl.c
21248 (c_build_cdtor_fns): New function.
21250 * output.h (assemble_addr_to_section): Declare.
21251 (get_cdtor_priority_section): Likewise.
21252 * varasm.c (assemble_addr_to_section): New function.
21253 (get_cdtor_priority_section): Likewise.
21254 (default_named_section_asm_out_destructor): Use them.
21255 (destor_dtor_section_asm_out_destructor): Likewise.
21256 (default_named_section_asm_out_constructor): Likewise.
21257 (default_ctor_section_asm_out_constructor): Likewise.
21258 * config.gcc (*-*-vxworks*): Include vxworks.o.
21259 * config/t-vxworks (vxworks.o): New target.
21260 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21261 (TARGET_ASM_CONSTRUCTOR): Define.
21262 (TARGET_ASM_DESTRUCTOR): Likewise.
21263 (vxworks_asm_out_constructor): Declare.
21264 (vxworks_asm_out_destructor): Likewise.
21266 * c-common.c (get_priority): Check that we have not just an
21267 INTEGER_CST, but an integer constant with integeral type.
21269 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21271 PR tree-optimization/30938
21272 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21273 use &dt[nargs-1] instead of &dt[nargs] in the call to
21274 vect_is_simple_use().
21276 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21278 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21279 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21280 Do not attempt to handle MEM inside auto-inc expressions.
21281 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21282 of a register modified by an auto-inc expression. However, do handle
21283 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21284 (elimination_effects): Prohibit elimination of a register modified
21285 by an auto-inc expression. Disable register elimination rules whose
21286 target register is modified by an auto-inc expression with variable
21289 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21291 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21293 (array_at_struct_end_p): New function.
21294 (idx_infer_loop_bounds): Use it.
21295 (estimate_numbers_of_iterations_loop): Export.
21296 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21297 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21298 (tree_estimate_probability): Call record_loop_exits.
21299 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21300 (estimated_loop_iterations, estimated_loop_iterations_int,
21301 estimated_loop_iterations_tree): New functions.
21302 (analyze_siv_subscript_cst_affine,
21303 compute_overlap_steps_for_affine_1_2,
21304 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21305 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21306 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21307 (PRED_LOOP_ITERATIONS_GUESSED): New.
21308 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21309 * cfgloop.h (estimate_numbers_of_iterations_loop,
21310 estimated_loop_iterations_int): Declare.
21312 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21314 * doc/extend.texi: Document optional priority argument to
21315 constructors and destructors.
21316 * tree.c (init_priority_for_decl): Adjust GTY markers.
21317 (init_ttree): Use priority-info hash functions for
21318 init_priority_for_decl.
21319 (tree_map_eq): Rename to ...
21320 (tree_map_base_eq): ... this.
21321 (tree_map_marked_p): Rename to ...
21322 (tree_map_base_marked_p): ... this.
21323 (tree_map_base_hash): New function.
21324 (decl_init_priority_lookup): Rework.
21325 (decl_fini_priority_lookup): New function.
21326 (decl_priority_info): New function.
21327 (decl_init_priority_insert): Use it.
21328 (decl_fini_priority_insert): Likewise.
21329 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21331 (decl_restrict_base_insert): Likewise.
21332 (decl_debug_expr_insert): Likewise.
21333 (decl_value_expr_lookup): Likewise.
21334 (decl_value_expr_insert): Likewise.
21335 * tree.h (priority_type): New type.
21336 (decl_init_priority_lookup): Use priority_type.
21337 (decl_fini_priority_lookup): New function.
21338 (decl_init_priority_insert): Use priority_type.
21339 (decl_fini_priority_insert): New function.
21340 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21341 (DECL_INIT_PRIORITY): Likewise.
21342 (SET_DECL_INIT_PRIORITY): Add comment.
21343 (DECL_FINI_PRIORITY): New macro.
21344 (SET_DECL_FINI_PRIORITY): Likewise.
21345 (DEFAULT_INIT_PRIORITY): Document.
21346 (MAX_INIT_PRIORITY): Likewise.
21347 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21348 (tree_map_base): New type.
21349 (tree_map_base_eq): New function.
21350 (tree_map_base_hash): Likewise.
21351 (tree_map_base_marked_p): Likewise.
21352 (tree_map): Inherit from tree_map_base.
21353 (tree_map_eq): Make it a macro.
21354 (tree_map_marked_p): Likewise.
21355 (tree_int_map): Inherit from tree_map_base.
21356 (tree_int_map_eq): Make it a macro.
21357 (tree_int_map_hash): Likewise.
21358 (tree_int_map_marked_p): Likewise.
21359 (tree_priority_map): New type.
21360 (tree_priority_map_eq): New macro.
21361 (tree_priority_map_hash): Likewise.
21362 (tree_priority_map_marked_p): Likewise.
21363 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21365 (emutls_common_1): Likewise.
21366 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21367 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21368 of tree_map hierarchy.
21369 * tree-cfg.c (move_stmt_r): Likewise.
21370 (new_label_mapper): Likewise.
21371 * c-tree.h (c_expand_body): Move to ...
21372 * c-common.h (c_expand_body): ... here.
21373 * c-decl.c (c_expand_body): Move to ...
21374 * c-common.c (c_expand_body): ... here.
21375 (c_common_attribute_table): Allow 1 argument for the constructor
21376 and destructor attributes.
21377 (get_priority): New function.
21378 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
21379 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
21381 2007-02-24 Jan Hubicka <jh@suse.cz>
21383 PR middle-end/30509
21384 * tree-inline.c (copy_bb): Produce exact copy of EH info when
21385 copying for inlining.
21387 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21388 Jan Hubicka <jh@suse.cz>
21391 * i386.c (counter_mode): New function.
21392 (expand_set_or_movmem_via_loop): Use it.
21393 (expand_movmem_epilogue): Likewise; fix pasto.
21394 (ix86_expand_movmem): Do emit guard even for constant counts.
21395 (ix86_expand_setmem): Likewise.
21397 2007-02-25 Nick Clifton <nickc@redhat.com>
21399 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
21400 (JUMP_TABLES_IN_TEXT_SECTION): Define.
21402 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21405 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
21406 count argument with 0x10, not with 0x16.
21407 (expand_setmem_epilogue): Ditto.
21409 2007-02-24 Mike Stump <mrs@apple.com>
21411 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
21414 2007-02-24 Richard Guenther <rguenther@suse.de>
21416 PR middle-end/30951
21417 * fold-const.c (fold_binary): Fold x +- CST op x for
21418 EQ_EXPR and NE_EXPR.
21420 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21422 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
21424 2007-02-24 Jan Hubicka <jh@suse.cz>
21426 * cgraphunit.c (decide_is_function_needed): Honor
21427 -fkeep-inline-functions.
21429 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21431 * builtins.c (fold_builtin_modf): New.
21432 (fold_builtin_2): Use it.
21434 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
21436 * loop-iv.c (implies_p): Detect additional cases where A implies B.
21437 (determine_max_iter): Take additional LOOP arg; all callers changed.
21438 Lose broken logic dealing with PLUS. Try to limit the upper bound by
21439 one using simplifications.
21440 (simplify_using_initial_values): Return if the expression becomes
21441 invalid due to altered regs.
21443 2007-02-23 DJ Delorie <dj@redhat.com>
21445 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
21447 2007-02-23 Mike Stump <mrs@apple.com>
21449 * tlink.c (scan_linker_output): Parse linker messages from
21450 darwin9's linker better.
21452 2007-02-23 Steve Ellcey <sje@cup.hp.com>
21455 * varpool.c (varpool_assemble_pending_decls): Set
21456 varpool_last_needed_node to null.
21458 2007-02-23 DJ Delorie <dj@redhat.com>
21460 * config/i386/i386.c (ix86_data_alignment): Don't specify an
21461 alignment bigger than the object file can handle.
21463 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
21466 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
21467 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
21468 (*movsf_1): Penalize MMX moves.
21470 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
21472 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
21473 2^32-1 or more times unless flag_unsafe_loop_optimizations.
21475 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
21477 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21479 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
21480 (fold_builtin_1): Use them.
21481 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21482 BUILT_IN_SIGNIFICAND.
21484 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
21486 * config/i386/i386.c (bdesc_1arg): Initialize
21487 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
21488 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
21489 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
21490 and IX86_BUILTIN_MOVSLDUP.
21492 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
21494 PR rtl-optimization/30841
21495 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
21497 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21499 * builtins.c (fold_builtin_frexp): New.
21500 (fold_builtin_2): Use it.
21502 2007-02-22 Mark Mitchell <mark@codesourcery.com>
21504 * doc/invoke.texi (Spec Files): Document getenv spec function.
21506 * gcc.c (getenv_spec_function): New function.
21507 (static_spec_functions): Add it.
21508 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
21509 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
21512 2007-02-22 Michael Matz <matz@suse.de
21515 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
21516 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
21518 2007-02-22 Ian Lance Taylor <iant@google.com>
21521 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
21522 (mem_loc_descriptor): Call it.
21524 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
21525 Ira Rosen <irar@il.ibm.com>
21527 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
21529 2007-02-22 Ira Rosen <irar@il.ibm.com>
21531 PR tree-optimization/30843
21532 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
21533 stores only after all the group is vectorized.
21535 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
21537 PR tree-optimization/30858
21538 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
21539 in the reduction cycle have a single use in the loop.
21540 * tree-vectorizer.h (relevant): Add documentation.
21542 2007-02-20 Mike Stump <mrs@apple.com>
21544 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
21545 * configure: Regenerate.
21547 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21549 Change the defaults of some parameters and options.
21550 * config/spu/spu-protos.h (spu_optimization_options): Declare.
21551 * config/spu/spu.c (spu_optimization_options): Add.
21552 (spu_override_options): Change params in spu_optimization_options.
21553 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
21555 Register 127 is only 16 byte aligned when used as a frame pointer.
21556 * config/spu/spu-protos.h (spu_init_expanders): Declare.
21557 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
21558 HARD_FRAME_POINTER_REGNUM.
21559 (spu_legitimate_address): Use regno_aligned_for_reload.
21560 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
21561 aligned when frame_pointer_needed is true.
21562 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
21564 * config/spu/spu.h (INIT_EXPANDERS): Define.
21566 Make sure shift and rotate instructions have valid immediate operands.
21567 * config/spu/predicates.md (spu_shift_operand): Remove.
21568 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
21569 * config/spu/constraints.md (W, O): Extend range.
21570 * config/spu/spu.md (umask, nmask): Define.
21571 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
21572 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
21573 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
21574 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
21575 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
21576 (lshr<mode>3_reg): Fix rtl description.
21578 Make sure mulhisi immediate operands are valid.
21579 * config/spu/predicates.md (imm_K_operand): Add.
21580 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
21582 Generate constants using fsmbi and andi.
21583 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
21584 (print_operand, spu_split_immediate, classify_immediate,
21585 fsmbi_const_p): Handle IC_FSMBI2.
21587 Correctly handle a CONST_VECTOR containing symbols.
21588 * config/spu/spu.c (print_operand): Handle HIGH correctly.
21589 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
21590 (immediate_load_p): Allow symbols that use 2 instructions to create.
21591 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
21592 with symbols when flag_pic is set.
21593 (const_vector_immediate_p): New.
21594 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
21595 accept a CONST_VECTOR with symbols.
21596 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
21597 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
21599 * config/spu/spu.md (high, low): Delete.
21600 (low_<mode>): Define.
21602 Remove INTRmode and INTR_REGNUM, which didn't work.
21603 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
21605 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
21606 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
21607 peephole2 pattern): Don't use INTR or 131.
21608 (movintrcc): Delete.
21609 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
21610 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
21611 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
21612 (UNSPEC_SET_INTR): Add.
21613 * config/spu/spu-modes.def (INTR): Remove.
21615 More accurate warnings about run-time relocations.
21616 * config/spu/spu.c (reloc_diagnostic): Test in_section.
21618 Correctly warn about immediate arguments to specific intrinsics.
21619 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
21620 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
21621 the instruction predicate.
21623 Fix tree check errors with latest update.
21624 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
21626 (spu_expand_builtin): Use CALL_EXPR_FN.
21628 Add missing specific intrinsics.
21629 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
21631 * config/spu/spu_internals.h: Ditto.
21633 Fix incorrect operand modifiers.
21634 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
21635 * config/spu/spu.md (xor<mode>3): Change %S to %J.
21637 Optimize one case of zero_extend of a vec_select.
21638 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
21640 Accept any immediate for hbr.
21641 * config/spu/spu.md (hbr): Change s constraints to i.
21643 2007-02-21 Paul Brook <paul@codesourcery.com>
21645 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
21646 condexec_count when skipping USE and CLOBBER.
21648 2007-02-21 Nick Clifton <nickc@redhat.com>
21650 * common.opt (Warray-bounds): Add Warning attribute.
21651 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
21653 (fsized-zeroes): Add Optimization attribute.
21654 (fsplit-wide-types, ftree-scev-cprop): Likewise.
21655 * c.opt (Wc++0x-compat): Add Warning attribute.
21657 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
21659 PR middle-end/30761
21660 * reload1.c (eliminate_regs_in_insn): In the single_set special
21661 case, attempt to re-recognize the insn before falling back to
21662 having reload fix it up.
21664 2007-02-20 Eric Christopher <echristo@gmail.com>
21666 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
21667 Rewrite accordingly.
21668 (frv_read_iacc_argument): Ditto.
21669 (frv_expand_set_builtin): Take a call instead of arglist, update for
21671 (frv_expand_unop_builtin): Ditto.
21672 (frv_expand_binop_builtin): Ditto.
21673 (frv_expand_cut_builtin): Ditto.
21674 (frv_expand_binopimm_builtin): Ditto.
21675 (frv_expand_voidbinop_builtin): Ditto.
21676 (frv_expand_int_void2arg): Ditto.
21677 (frv_expand_prefetches): Ditto.
21678 (frv_expand_voidtriop_builtin): Ditto.
21679 (frv_expand_voidaccop_builtin): Ditto.
21680 (frv_expand_load_builtin): Ditto.
21681 (frv_expand_store_builtin): Ditto.
21682 (frv_expand_mdpackh_builtin): Ditto.
21683 (frv_expand_mclracc_builtin): Ditto.
21684 (frv_expand_mrdacc_builtin): Ditto.
21685 (frv_expand_mwtacc_builtin): Ditto.
21686 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
21689 2007-02-20 Janis Johnson <janis187@us.ibm.com>
21691 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
21692 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
21694 (HAVE_GAS_DFP): Check for assembler support of decimal floating
21695 point instructions.
21696 * configure: Regenerate.
21697 * config.in: Regenerate.
21698 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
21699 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
21700 masks to power6 and power6x and to POWERPC_MASKS.
21701 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21703 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
21704 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
21705 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21706 Access PROTOTYPE as variable, not mask.
21708 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21710 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
21711 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
21712 * combine.c (adjust_for_new_dest): Use it.
21713 * postreload.c (reload_combine): Likewise.
21715 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21717 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
21718 notes on an insn with multiple sets, even if single_set returns
21719 non-NULL for that insn.
21721 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21723 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
21724 scalbn and scalbln.
21726 2007-02-20 Geoffrey Keating <geoffk@apple.com>
21728 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
21729 if user didn't pass it.
21730 * config/i386/darwin.h (CC1_SPEC): Likewise.
21731 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
21732 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
21733 -mmacosx-version-min.
21735 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21736 Uros Bizjak <ubizjak@gmail.com>
21738 * optabs.h (enum optab_index): Add new OTI_scalb.
21739 (scalb_optab): Define corresponding macro.
21740 * optabs.c (init_optabs): Initialize scalb_optab.
21741 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
21743 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
21744 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
21745 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
21746 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
21747 flag_unsafe_math_optimizations is set.
21749 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
21750 to implement scalbf, scalb and scalbl built-ins as inline x87
21753 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21754 DJ Delorie <dj@redhat.com>
21757 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
21758 (diagnostic_report_diagnostic): ... here, and turn them into real
21759 errors. If warnings are inhibited, no need to do anything.
21761 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
21763 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
21764 better code generation.
21766 2007-02-20 Ben Elliston <bje@au.ibm.com>
21768 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
21770 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
21772 * config/alpha/alpha.c, config/alpha/alpha.md,
21773 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
21774 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
21775 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
21776 config/arm/lib1funcs.asm: Follow spelling conventions.
21778 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
21779 config/fr30/fr30.md, config/i386/i386.h,
21780 config/iq2000/iq2000.h, config/iq2000/predicates.md,
21781 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
21782 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
21783 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
21784 config/rs6000/altivec.md, config/rs6000/rs6000.c,
21785 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
21786 config/sparc/sparc.c, config/sparc/sparc.h,
21787 config/sparc/sparc.md, config/spu/constraints.md,
21788 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
21791 2007-02-20 Alan Modra <amodra@bigpond.net.au>
21794 * varasm.c (use_blocks_for_decl_p): Return false for decls with
21797 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21799 * doc/invoke.texi (-ftree-lrs): Remove.
21801 2007-02-19 Diego Novillo <dnovillo@redhat.com>
21803 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
21806 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
21808 * config/ia64/ia64.c (ia64_expand_builtin): Use the
21809 new CALL_EXPR_FN macro for retrieving the function
21810 declaration of the input expression.
21812 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21814 * c.opt (Waddress): New.
21815 * common.opt (Walways-true): Delete.
21816 (Wstring-literal-comparison): Delete.
21817 * doc/invoke.texi (Warning Options): Delete -Walways-true and
21818 -Wstring-literal-comparison. Add -Waddress.
21820 (Walways-true): Delete.
21821 (Wstring-literal-comparison): Delete.
21822 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
21823 consistently instead of -Walways-true in example.
21824 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
21825 * c-typeck.c (parser_build_binary_op): Replace
21826 -Wstring-literal-comparison and -Walways-true with -Waddress.
21827 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
21830 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21832 * tree-cfg.c (dump_function_to_file): Be prepared for functions
21833 without DECL_STRUCT_FUNCTION initialized.
21835 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21837 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
21838 due to calls to functions taking pointers as parameters.
21840 2007-02-19 Richard Henderson <rth@redhat.com>
21843 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
21846 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
21848 * config/s390/s390.c (s390_call_saved_register_used,
21849 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
21850 accessed to the new scheme.
21852 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21854 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
21855 (cris_print_index, cris_print_operand, cris_print_operand_address)
21856 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
21857 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
21858 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
21859 GET_CODE () == xxx.
21860 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
21861 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
21862 GO_IF_LEGITIMATE_ADDRESS): Ditto.
21863 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
21864 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
21865 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
21866 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
21867 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
21868 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
21869 (uminsi3, call, call_value): Ditto.
21870 (define_split: indir_to_reg_split, unnamed): Ditto.
21872 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
21874 PR tree-optimization/30975
21875 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
21878 2007-02-18 Eric Christopher <echristo@gmail.com>
21880 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
21881 Remove use of arglist.
21882 (mips_expand_builtin): Remove use of arglist, pass in expr.
21883 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
21884 (mips_expand_builtin_movtf): Ditto.
21885 (mips_expand_builtin_compare): Ditto.
21887 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
21889 * tree-sra.c (sra_build_assignment): Replace assertion
21890 checking with a comment explaining why it can't be done.
21892 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
21894 PR middle-end/30833
21895 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
21896 during CALL_EXPR representation conversion.
21897 * tree-ssa-propagate.c (set_rhs): Likewise.
21899 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
21901 * tree-sra.c (sra_build_assignment): Disable assertion checking
21904 2007-02-18 Roger Sayle <roger@eyesopen.com>
21906 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
21907 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21908 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
21910 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
21911 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
21912 gimplify_init_ctor_eval_range, gimple_push_cleanup,
21913 gimplify_omp_for, gimplify_omp_atomic_pipeline,
21914 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
21915 force_gimple_operand): Likewise.
21916 * ipa-cp.c (constant_val_insert): Likewise.
21917 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
21918 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
21919 perfect_nestify): Likewise.
21920 * langhooks.c (lhd_omp_assignment): Likewise.
21921 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
21922 lower_copyprivate_clauses, lower_send_clauses,
21923 lower_send_shared_vars, expand_parallel_call,
21924 expand_omp_for_generic, expand_omp_for_static_nochunk,
21925 expand_omp_for_static_chunk, expand_omp_sections,
21926 lower_omp_single_copy, lower_omp_for_lastprivate,
21927 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
21928 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21929 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
21932 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21934 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
21935 config/sh/sh.md: Follow spelling conventions.
21937 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
21938 config/frv/predicates.md: Follow spelling conventions.
21940 * config/m68k/linux-unwind.h: Fix a comment typo.
21941 * target.h: Follow spelling conventions.
21943 2007-02-18 Roger Sayle <roger@eyesopen.com>
21945 PR rtl-optimization/28173
21946 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
21947 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
21948 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
21949 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
21950 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
21952 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21954 * builtins.c (fold_builtin_load_exponent): New.
21955 (fold_builtin_2): Use it.
21957 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
21959 PR rtl-optimization/30773
21960 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
21961 if we fail to attach a REG_EQUIV note.
21963 2007-02-18 David Edelsohn <edelsohn@gnu.org>
21964 Roger Sayle <roger@eyesopen.com>
21966 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
21968 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
21970 * calls.c (initialize_argument_information): Pass original EXP
21971 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
21972 code to split complex arguments here, as part of initializing the
21974 (expand_call): Remove code that builds a list of arguments and
21975 inserts implicit arguments into it. Instead, just count how many
21976 implicit arguments there will be so we can determine the size of
21977 the ARGS array, and let initialize_argument_information do the work.
21978 (split_complex_values): Delete unused function.
21980 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
21982 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
21984 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
21986 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
21987 for arg pointer based indexed addressing.
21989 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21991 * config/ia64/ia64.h, config/ia64/ia64.md,
21992 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
21993 spelling conventions.
21995 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21997 * config/m68k/m68k.c (split_di): New.
21998 * config/m68k/m68k-protos.h: Declare split_di.
21999 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22000 Improve predicate handling and split constant shifts.
22002 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22004 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22005 parameter for register bitfield operations, general predicates
22008 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22010 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22011 * config/m68k/linux-unwind.h: New file.
22013 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22015 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22016 config/i386/athlon.md, config/ia64/ia64.md,
22017 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22018 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22019 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22020 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22021 tree-vect-transform.c: Fix comment typos.
22023 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22025 * sched-deps.c (find_insn_list): Remove.
22026 * sched-int.h: Remove the prototype for find_insn_list.
22028 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22030 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22032 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22033 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22034 darwin_rs6000_override_options.
22035 (C_COMMON_OVERRIDE_OPTIONS): Expect
22036 darwin_macosx_version_min to be non-NULL always.
22037 (TARGET_C99_FUNCTIONS): Likewise.
22038 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22039 (DARWIN_MINVERSION_SPEC): New.
22040 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22041 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22043 (DARWIN_MINVERSION_SPEC): New.
22044 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22046 * config/darwin-c.c (darwin_cpp_builtins): Expect
22047 darwin_macosx_version_min to be non-NULL always.
22049 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22051 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22053 * config/i386/i386.h (x86_use_xchgb): New.
22054 (TARGET_USE_XCHGB): New macro.
22055 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22056 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22057 Split after reload into bswaphi for shifts of 8.
22058 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22059 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22060 or when optimizing for size.
22062 2007-02-16 Richard Guenther <rguenther@suse.de>
22063 Christian Bruel <christian.bruel@st.com>
22065 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22066 DECLs but prefer SSA_NAMEs over DECLs.
22068 2007-02-16 Richard Guenther <rguenther@suse.de>
22070 * tree-flow-inline.h (single_imm_use_p): Remove.
22071 (zero_imm_uses_p): Likewise.
22072 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22073 instead of single_imm_use_p.
22074 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22077 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22080 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22081 nested double- and backquotes.
22083 2007-02-15 Roger Sayle <roger@eyesopen.com>
22085 PR middle-end/30391
22086 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22087 should be unreachable.
22088 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22089 For the time being redirect GIMPLE_MODIFY_STMT to the new
22090 (renamed) build_gimple_modify_stmt_stat.
22091 (build2_gimple_stat): Rename to...
22092 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22093 Always build a GIMPLE_MODIFY_STMT node.
22094 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22095 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22098 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22099 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22100 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22101 expand_complex_div_wide): Likewise.
22102 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22103 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22104 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22105 * tree-ssa-loop-manip.c (create_iv): Likewise.
22106 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22107 abs_replacement): Likewise.
22108 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22109 realify_fake_stores): Likewise.
22111 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22112 node rather than a GIMPLE_MODIFY_STMT node.
22113 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22114 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22116 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22117 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22118 GIMPLE_MODIFY_STMT.
22120 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22122 PR middle-end/30433
22123 * fold-const.c (fold_comparison): Add back the
22124 folding of constant complex comparisions.
22126 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22128 PR middle-end/30729
22129 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22130 effects unknown to this function, return early.
22132 2007-02-15 Ian Lance Taylor <iant@google.com>
22134 * lower-subreg.c (move_eh_region_note): New static function.
22135 (resolve_simple_move): Call it.
22136 (decompose_multiword_subregs): Track blocks for which we resolve a
22137 simple move which is also a control flow insn. Pass them to
22138 find_many_sub_basic_blocks.
22139 (pass_lower_subreg): Add TODO_verify_flow.
22140 (pass_lower_subreg2): Likewise.
22142 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22143 Brooks Moses <brooks.moses@codesourcery.com>
22144 Lee Millward <lee.millward@codesourcery.com>
22146 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22147 (VL_EXP_CLASS_P): New.
22148 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22150 (TREE_OPERAND_CHECK_CODE): Likewise.
22151 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22152 (TREE_RTL_OPERAND_CHECK): Likewise.
22153 (tree_operand_check_failed): Make second parameter the whole tree
22154 instead of its code. Fixed callers.
22155 (VL_EXP_CHECK): New.
22156 (TREE_OPERAND_LENGTH): New.
22157 (VL_EXP_OPERAND_LENGTH): New.
22158 (CALL_EXPR_FN): New.
22159 (CALL_EXPR_STATIC_CHAIN): New.
22160 (CALL_EXPR_ARGS): New.
22161 (CALL_EXPR_ARG): New.
22162 (call_expr_nargs): New.
22163 (CALL_EXPR_ARGP): New.
22164 (build_nt_call_list): Declare.
22165 (build_vl_exp_stat): Declare.
22166 (build_vl_exp): New.
22167 (build_call_list): Declare.
22168 (build_call_nary): Declare.
22169 (build_call_valist): Declare.
22170 (build_call_array): Declare.
22171 (call_expr_arg): Declare.
22172 (call_expr_argp): Declare.
22173 (call_expr_arglist): Declare.
22174 (fold_build_call_list): Declare.
22175 (fold_build_call_list_initializer): Declare.
22176 (fold_call_expr): Declare to replace fold_builtin.
22177 (fold_builtin_fputs): Update to agree with modified definition.
22178 (fold_builtin_strcpy): Likewise.
22179 (fold_builtin_strncpy): Likewise.
22180 (fold_builtin_memory_chk): Likewise.
22181 (fold_builtin_stxcpy_chk): Likewise.
22182 (fold_builtin_strncpy_chk): Likewise.
22183 (fold_builtin_next_arg): Likewise.
22184 (fold_build_call_expr): Declare.
22185 (fold_builtin_call_list): Declare.
22186 (fold_builtin_call_valist): Declare.
22187 (build_call_expr): Declare.
22188 (validate_arglist): Update to agree with modified definition.
22189 (tree_operand_length): New.
22190 (call_expr_arg_iterator): New.
22191 (init_call_expr_arg_iterator): New.
22192 (next_call_expr_arg): New.
22193 (first_call_expr_arg): New.
22194 (more_call_expr_args_p): New.
22195 (FOR_EACH_CALL_EXPR_ARG): New.
22197 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22198 and tcc_gimple_stmt.
22199 (tree_code_size): Update documentation. Use sizeof (tree) rather
22200 than sizeof (char *).
22201 (tree_size): Likewise. Add case for tcc_vl_exp.
22202 (tree_node_structure): Add case for tcc_vl_exp.
22203 (contains_placeholder_p): Likewise.
22204 (substitute_in_expr): Likewise.
22205 (substitute_placeholder_in_expr): Likewise.
22206 (stabilize_reference_1): Likewise.
22207 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22208 to diagnose breakage of this interface for constructing CALL_EXPRs.
22209 (build_nt): Add similar assertion here.
22210 (build_nt_call_list): New.
22211 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22212 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22214 (get_callee_fndecl): Use new CALL_EXPR accessors.
22215 (tree_operand_check_failed): Change parameters to pass entire node
22216 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22217 (process_call_operands): New.
22218 (build_vl_exp_stat): New.
22219 (build_call_list): New.
22220 (build_call_nary): New.
22221 (build_call_valist): New.
22222 (build_call_array): New.
22223 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22224 (call_expr_arglist): New.
22226 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22227 tcc_vl_exp instead of a fixed-size tcc_expression.
22229 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22230 accessors for CALL_EXPRs.
22231 (AGGR_INIT_EXPR): Likewise.
22233 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22234 Brooks Moses <brooks.moses@codesourcery.com>
22235 Lee Millward <lee.millward@codesourcery.com>
22237 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22238 (expand_builtin_nonlocal_goto): Change parameter to be entire
22239 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22240 (expand_builtin_prefetch): Likewise.
22241 (expand_builtin_classify_type): Likewise.
22242 (mathfn_built_in): Return NULL_TREE instead of 0.
22243 (expand_errno_check): Use new CALL_EXPR accessors.
22244 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22245 Return NULL_RTX instead of 0.
22246 (expand_builtin_mathfn_2): Likewise.
22247 (expand_builtin_mathfn_3): Likewise.
22248 (expand_builtin_interclass_mathfn): Likewise.
22249 (expand_builtin_sincos): Likewise.
22250 (expand_builtin_cexpi): Likewise.
22251 (expand_builtin_int_roundingfn): Likewise.
22252 (expand_builtin_int_roundingfn_2): Likewise.
22253 (expand_builtin_pow): Likewise.
22254 (expand_builtin_powi): Likewise.
22255 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22256 of arglist, fixing callers appropriately. Use new CALL_EXPR
22257 accessors and constructors. Return NULL_RTX instead of 0.
22258 (expand_builtin_strstr): Likewise.
22259 (expand_builtin_strchr): Likewise.
22260 (expand_builtin_strrchr): Likewise.
22261 (expand_builtin_strpbrk): Likewise.
22262 (expand_builtin_memcpy): Likewise.
22263 (expand_builtin_mempcpy): Likewise.
22264 (expand_builtin_mempcpy_args): New.
22265 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22266 (expand_builtin_memmove_args): New.
22267 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22268 (expand_movstr): Likewise.
22269 (expand_builtin_strcpy): Likewise.
22270 (expand_builtin_strcpy_args): New.
22271 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22272 (expand_builtin_strncpy): Likewise.
22273 (expand_builtin_memset): Likewise.
22274 (expand_builtin_memset_args): New.
22275 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22276 (expand_builtin_memcmp): Likewise.
22277 (expand_builtin_strcmp): Likewise.
22278 (expand_builtin_strncmp): Likewise.
22279 (expand_builtin_strcat): Likewise.
22280 (expand_builtin_strncat): Likewise.
22281 (expand_builtin_strspn): Likewise.
22282 (expand_builtin_strcspn): Likewise.
22283 (expand_builtin_args_info): Likewise.
22284 (expand_builtin_va_start): Likewise.
22285 (gimplify_va_arg_expr): Likewise.
22286 (expand_builtin_va_end): Likewise.
22287 (expand_builtin_va_copy): Likewise.
22288 (expand_builtin_frame_address): Likewise.
22289 (expand_builtin_alloca): Likewise.
22290 (expand_builtin_bswap): Likewise.
22291 (expand_builtin_unop): Likewise.
22292 (expand_builtin_fputs): Likewise.
22293 (expand_builtin_expect): Likewise.
22294 (expand_builtin_fabs): Likewise.
22295 (expand_builtin_copysign): Likewise.
22296 (expand_builtin_printf): Likewise.
22297 (expand_builtin_fprintf): Likewise.
22298 (expand_builtin_sprintf): Likewise.
22299 (expand_builtin_init_trampoline): Likewise.
22300 (expand_builtin_signbit): Likewise.
22301 (expand_builtin_fork_or_exec): Likewise.
22302 (expand_builtin_sync_operation): Likewise.
22303 (expand_builtin_compare_and_swap): Likewise.
22304 (expand_builtin_lock_test_and_set): Likewise.
22305 (expand_builtin_lock_release): Likewise.
22306 (expand_builtin): Likewise.
22307 (builtin_mathfn_code): Likewise.
22309 (fold_builtin_constant_p): Pass call arguments individually instead
22310 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22311 accessors and constructors. Return NULL_TREE instead of 0.
22312 (fold_builtin_expect): Likewise.
22313 (fold_builtin_classify_type): Likewise.
22314 (fold_builtin_strlen): Likewise.
22315 (fold_builtin_nan): Likewise.
22316 (integer_valued_real_p): Likewise.
22317 (fold_trunc_transparent_mathfn): Likewise.
22318 (fold_fixed_mathfn): Likewise.
22319 (fold_builtin_cabs): Likewise.
22320 (fold_builtin_sqrt): Likewise.
22321 (fold_builtin_cbrt): Likewise.
22322 (fold_builtin_cos): Likewise.
22323 (fold_builtin_cosh): Likewise.
22324 (fold_builtin_tan): Likewise.
22325 (fold_builtin_sincos): Likewise.
22326 (fold_builtin_cexp): Likewise.
22327 (fold_builtin_trunc): Likewise.
22328 (fold_builtin_floor): Likewise.
22329 (fold_builtin_ceil): Likewise.
22330 (fold_builtin_round): Likewise.
22331 (fold_builtin_int_roundingfn): Likewise.
22332 (fold_builtin_bitop): Likewise.
22333 (fold_builtin_bswap): Likewise.
22334 (fold_builtin_logarithm): Likewise.
22335 (fold_builtin_hypot): Likewise.
22336 (fold_builtin_pow): Likewise.
22337 (fold_builtin_powi): Likewise.
22338 (fold_builtin_exponent): Likewise.
22339 (fold_builtin_memset): Likewise.
22340 (fold_builtin_bzero): Likewise.
22341 (fold_builtin_memory_op): Likewise.
22342 (fold_builtin_bcopy): Deleted; call site changed to invoke
22343 fold_builtin_memory_op directly.
22344 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22345 (fold_builtin_strncpy): Likewise.
22346 (fold_builtin_memcmp): Likewise.
22347 (fold_builtin_strcmp): Likewise.
22348 (fold_builtin_strncmp): Likewise.
22349 (fold_builtin_signbit): Likewise.
22350 (fold_builtin_copysign): Likewise.
22351 (fold_builtin_isascii): Likewise.
22352 (fold_builtin_toascii): Likewise.
22353 (fold_builtin_isdigit): Likewise.
22354 (fold_builtin_fabs): Likewise.
22355 (fold_builtin_abs): Likewise.
22356 (fold_builtin_fmin_fmax): Likewise.
22357 (fold_builtin_carg): Likewise.
22358 (fold_builtin_classify): Likewise.
22359 (fold_builtin_unordered_cmp): Likewise.
22361 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22362 New functions split out from fold_builtin_1.
22363 (fold_builtin_n): New.
22364 (fold_builtin_varargs): New.
22365 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22367 (fold_call_expr): New.
22368 (build_function_call_expr): Rewrite to use new helper function.
22369 (fold_builtin_call_list): New.
22370 (build_call_expr): New.
22371 (fold_builtin_call_valist): New.
22372 (rewrite_call_expr): New.
22373 (validate_arg): New.
22374 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22375 of an arglist. Change return type to bool. Use new CALL_EXPR
22378 (fold_builtin_strstr): Pass call arguments individually instead
22379 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22380 accessors and constructors. Return NULL_TREE instead of 0.
22381 (fold_builtin_strchr): Likewise.
22382 (fold_builtin_strrchr): Likewise.
22383 (fold_builtin_strpbrk): Likewise.
22384 (fold_builtin_strcat): Likewise.
22385 (fold_builtin_strncat): Likewise.
22386 (fold_builtin_strspn): Likewise.
22387 (fold_builtin_strcspn): Likewise.
22388 (fold_builtin_fputs): Likewise.
22389 (fold_builtin_next_arg): Likewise.
22390 (fold_builtin_sprintf): Likewise.
22392 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
22393 NULL_RTX instead of 0.
22394 (expand_builtin_memory_chk): Likewise.
22395 (maybe_emit_chk_warning): Likewise.
22396 (maybe_emit_sprintf_chk_warning): Likewise.
22398 (fold_builtin_object_size): Pass call arguments individually instead
22399 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22400 accessors and constructors. Return NULL_TREE instead of 0.
22401 (fold_builtin_memory_chk): Likewise.
22402 (fold_builtin_stxcpy_chk): Likewise.
22403 (fold_builtin_strncpy_chk): Likewise.
22404 (fold_builtin_strcat_chk): Likewise.
22405 (fold_builtin_strcat_chk): Likewise.
22406 (fold_builtin_strncat_chk): Likewise.
22407 (fold_builtin_sprintf_chk): Likewise.
22408 (fold_builtin_snprintf_chk): Likewise.
22409 (fold_builtin_printf): Likewise.
22410 (fold_builtin_vprintf): Likewise.
22412 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
22414 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
22415 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22416 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
22417 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
22418 (fold_unary): Likewise.
22419 (fold_binary): Likewise.
22420 (fold_ternary): Remove CALL_EXPR case, since they are no longer
22421 ternary expressions.
22422 (fold): Add logic for tcc_vl_exp.
22423 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
22424 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22425 (fold_build3_stat): Add assertion to flag broken interface for
22426 constructing CALL_EXPRs.
22427 (fold_build_call_list): New.
22428 (fold_build_call_list_initializer): New.
22429 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
22431 (fold_strip_sign_ops): Likewise.
22433 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22434 Brooks Moses <brooks.moses@codesourcery.com>
22435 Lee Millward <lee.millward@codesourcery.com>
22437 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
22438 accessors and dump arguments explicitly.
22440 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
22442 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
22444 (print_call_name): Use new CALL_EXPR accessors.
22446 * print-tree.c (print_node): Add case tcc_vl_exp. Print
22447 CALL_EXPR arguments explicitly instead of as a list. Use
22448 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22450 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
22451 (vrp_visit_stmt): Likewise.
22453 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
22454 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
22456 (force_move_till_expr): Likewise.
22458 * targhooks.c (default_external_stack_protect_fail): Use
22459 build_call_expr instead of build_function_call_expr.
22460 (default_hidden_stack_protect_fail): Likewise.
22462 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
22465 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
22466 and walk arguments explicitly.
22468 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
22469 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22470 (expand_simple_operations): Likewise.
22471 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
22473 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
22474 of TREE_CODE_LENGTH.
22475 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
22477 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
22478 instead of TREE_CODE_LENGTH.
22480 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
22481 (tree_ic_transform): Likewise.
22482 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
22483 parameter instead of arglist. Fix callers.
22484 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
22485 (tree_stringops_transform): Likewise.
22486 (tree_indirect_call_to_profile): Likewise.
22487 (tree_stringops_values_to_profile): Likewise.
22489 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
22490 (eliminate_tail_call): Likewise.
22492 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
22494 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22495 Use TREE_OPERAND_LENGTH and generalize to handle any number of
22497 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
22499 * omp-low.c (build_omp_barrier): Use build_call_expr.
22500 (lower_rec_input_clauses): Likewise.
22501 (lower_reduction_clauses): Likewise.
22502 (expand_parallel_call): Likewise.
22503 (maybe_catch_exception): Likewise.
22504 (expand_omp_for_generic): Likewise.
22505 (expand_omp_for_static_nochunk): Likewise.
22506 (expand_omp_sections): Likewise.
22507 (lower_omp_single_simple): Likewise.
22508 (lower_omp_single_copy): Likewise.
22509 (lower_omp_master): Likewise.
22510 (lower_omp_ordered): Likewise.
22511 (lower_omp_critical): Likewise.
22513 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
22514 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
22516 * tree-gimple.c (is_gimple_call_addr): Fix doc.
22517 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
22518 TREE_CODE_LENGTH. Add tcc_vl_exp case.
22520 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
22521 and generalize to handle any number of operands.
22522 (chrec_contains_undetermined): Likewise.
22523 (tree_contains_chrecs): Likewise.
22524 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
22526 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
22528 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
22529 fold_call_expr instead of fold_builtin.
22530 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
22531 match declarations there.
22532 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
22535 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
22536 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22538 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
22539 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
22541 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
22544 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
22545 (execute_cse_sincos): Use new CALL_EXPR accessors.
22547 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
22549 * gimple-low.c (lower_function_body): Use build_call_expr.
22550 (lower_builtin_setjmp): Likewise.
22552 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
22553 (set_storage_via_libcall): Likewise.
22554 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
22555 instead of TREE_CODE_LENGTH.
22556 (expand_expr_real_1): Use new CALL_EXPR accessors.
22558 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
22559 generalize to handle any number of operands.
22560 (TB_parent_eq): Likewise.
22562 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
22563 (strip_builtin_expect): Likewise.
22565 * function.c (gimplify_parameters): Use build_call_expr.
22567 * tree-vectorizer.c (vect_is_simple_reduction): Use
22568 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22570 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
22571 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
22573 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
22576 * gimplify.c (build_stack_save_restore): Use build_call_expr.
22577 (gimplify_decl_expr): Likewise.
22578 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
22579 Use new CALL_EXPR iterators.
22580 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
22581 (gimplify_modify_expr_to_memset): Likewise.
22582 (gimplify_variable_sized_compare): Likewise.
22583 (gimplify_omp_atomic_fetch_op): Likewise.
22584 (gimplify_omp_atomic_pipeline): Likewise.
22585 (gimplify_omp_atomic_mutex): Likewise.
22586 (gimplify_function_tree): Likewise.
22588 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
22589 (call_expr_flags): Likewise.
22590 (expand_call): Likewise.
22592 * except.c (expand_builtin_eh_return_data_regno): Pass entire
22593 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22596 * coverage.c (create_coverage): Use build_call_expr.
22598 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
22599 (temp_call_expr_obstack): New.
22600 (pool_copy_list): Delete.
22601 (temp_copy_call_expr): New.
22602 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
22603 CALL_EXPR accessors. Get rid of special goo for copying argument
22604 lists and use temp_copy_call_expr instead.
22605 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
22606 CALL_EXPR accessors.
22607 (create_expression_by_pieces): Likewise. Use build_call_array
22608 to construct the result instead of fold_build3.
22609 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
22610 dealing with argument lists.
22611 (init_pre): Remove references to expression_node_pool and
22612 list_node_pool. Init temp_call_expr_obstack instead.
22613 (fini_pre): Remove references to expression_node_pool and
22616 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
22617 and walk arguments explicitly instead of as a list.
22619 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
22620 (mx_register_decls): Likewise.
22621 (mudflap_register_call): Likewise.
22622 (mudflap_finish_file): Likewise.
22624 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
22625 (ipa_callsite_compute_param): Likewise.
22627 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
22628 accessors and constructor.
22630 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
22631 accessors and constructor.
22632 (convert_tramp_reference): Likewise.
22633 (convert_call_expr): Likewise.
22634 (finalize_nesting_tree_1): Likewise.
22636 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
22639 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
22641 * tree-inline.c (initialize_inlined_parameters): Pass entire
22642 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22644 (estimate_num_insns_1): Use new CALL_EXPR accessors.
22645 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
22647 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
22648 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22649 (vectorizable_reduction): Likewise.
22650 (vectorizable_call): Use new CALL_EXPR iterators.
22651 (vectorizable_conversion): Use build_call_expr.
22652 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
22653 (vect_gen_widened_results_half): Use build_call_expr.
22654 (vect_setup_realignment): Likewise.
22655 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
22657 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
22658 (pass_through_call): Likewise.
22659 (compute_object_sizes): Likewise. Use fold_call_expr instead of
22662 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
22663 (tree_gen_pow2_profiler): Likewise.
22664 (tree_gen_one_value_profiler): Likewise.
22665 (tree_gen_ic_func_profiler): Likewise.
22666 (tree_gen_average_profiler): Likewise.
22667 (tree_gen_ior_profiler): Likewise.
22669 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
22670 (find_func_aliases): Use new CALL_EXPR accessors. Add case
22671 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22673 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
22674 of TREE_CODE_LENGTH.
22676 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
22677 of TREE_CODE_LENGTH.
22679 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
22681 (convert_to_integer): Likewise.
22683 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
22686 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22687 Brooks Moses <brooks.moses@codesourcery.com>
22688 Lee Millward <lee.millward@codesourcery.com>
22690 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
22692 * config/frv/frv.c (frv_expand_builtin): Likewise.
22693 * config/s390/s390.c (s390_expand_builtin): Likewise.
22695 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
22696 (sparc_expand_builtin): Use new CALL_EXPR accessors.
22698 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
22699 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
22700 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
22701 (ix86_expand_store_builtin): Likewise.
22702 (ix86_expand_unop_builtin): Likewise.
22703 (ix86_expand_unop1_builtin): Likewise.
22704 (ix86_expand_sse_compare): Likewise.
22705 (ix86_expand_sse_comi): Likewise.
22706 (ix86_expand_vec_init_builtin): Likewise.
22707 (ix86_expand_vec_ext_builtin): Likewise.
22708 (ix86_expand_vec_set_builtin): Likewise.
22709 (ix86_expand_builtin): Use new CALL_EXPR accessors.
22711 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
22712 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22714 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
22715 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22716 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
22718 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
22720 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22721 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
22722 arglist. Use new CALL_EXPR accessors. Fix callers.
22723 (altivec_expand_abs_builtin): Likewise.
22724 (rs6000_expand_binop_builtin): Likewise.
22725 (altivec_expand_predicate_builtin): Likewise.
22726 (altivec_expand_lv_builtin): Likewise.
22727 (spe_expand_stv_builtin): Likewise.
22728 (altivec_expand_stv_builtin): Likewise.
22729 (rs6000_expand_ternop_builtin): Likewise.
22730 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
22731 (altivec_expand_st_builtin): Likewise.
22732 (altivec_expand_dst_builtin): Likewise.
22733 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
22734 arglist. Use new CALL_EXPR accessors. Fix callers.
22735 (altivec_expand_vec_set_builtin): Likewise.
22736 (altivec_expand_vec_ext_builtin): Likewise.
22737 (altivec_expand_builtin): Use new CALL_EXPR accessors.
22738 (spe_expand_builtin): Likewise.
22739 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
22740 arglist. Use new CALL_EXPR accessors. Fix callers.
22741 (spe_expand_evsel_builtin): Likewise.
22742 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
22743 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
22745 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
22746 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22747 (arm_expand_unop_builtin): Likewise.
22748 (arm_expand_builtin): Use new CALL_EXPR accessors.
22750 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
22753 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
22754 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
22756 (bfin_expand_unop_builtin): Likewise.
22757 (bfin_expand_builtin): Use new CALL_EXPR accessors.
22759 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22760 Brooks Moses <brooks.moses@codesourcery.com>
22761 Lee Millward <lee.millward@codesourcery.com>
22763 * c-semantics.c (build_stmt): Add internal diagnostic check.
22765 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
22766 accessors. Print arguments explicitly instead of as a list.
22768 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
22770 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
22771 (c_finish_omp_flish): Likewise.
22773 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
22774 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
22775 instead of TREE_CODE_LENGTH.
22776 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
22777 (c_warn_unused_result): Likewise.
22779 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22782 * doc/invoke.texi (Warning Options): Remove
22783 -Werror-implicit-function-declaration.
22784 (Wimplicit-function-declaration): Update description.
22785 * opts.c (common_handle_option): Move handling of -Werror=* to...
22786 (enable_warning_as_error): ...here.
22787 * opts.h (enable_warning_as_error): Declare.
22788 * c-decl.c (implicit_decl_warning): Unless
22789 -Wno-implicit-function-declaration is given, emit a pedwarn if
22790 -std=c99 or emit a warning if -Wimplicit-function-declaration.
22791 * c.opt (Wimplicit-function-declaration): Replace
22792 mesg_implicit_function_declaration with
22793 warn_implicit_function_declaration.
22794 * c-opts.c (c_common_handle_option):
22795 -Werror-implicit-function-declaration is exactly equal as
22796 -Werror=implicit-function-declaration.
22797 (set_Wimplicit): Replace mesg_implicit_function_declaration with
22798 warn_implicit_function_declaration.
22799 (c_common_post_options): -Wimplict-function-declaration is enabled
22800 by default by -std=c99, otherwise is disabled by default.
22801 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
22803 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22805 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
22806 DECL on the rhs to a DECL on the lhs for debug info purposes if the
22807 former is ignored but not the latter.
22809 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22811 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
22812 is made and the reference doesn't use the alias set of its type,
22813 do not create the temporary using that type.
22815 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
22817 * jump.c: Remove prototypes for delete_computation and
22818 delete_prior_computation.
22820 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22822 * jump.c (get_label_after): Delete.
22823 (get_label_before, delete_computation, delete_jump,
22824 delete_prior_computation, follow_jumps): Move...
22825 * reorg.c (delete_computation, delete_prior_computation): ... here...
22826 (get_label_before, delete_jump): ... making these static ...
22827 (follow_jumps): ... and simplifying this since it only runs after
22829 * rtl.h (get_label_after, get_label_before, delete_jump,
22830 follow_jumps): Delete prototypes.
22832 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22834 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
22836 2007-02-15 Nick Clifton <nickc@redhat.com>
22838 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
22839 order to prevent it from being munged by the target.
22841 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
22843 * config/i386/i386.md: Remove misleading comment.
22845 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22847 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
22848 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
22851 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22853 * tree-sra.c (instantiate_missing_elements): Canonicalize
22855 (sra_build_assignment): New.
22856 (generate_copy_inout, generate_element_copy,
22857 generate_element_zero, generate_one_element_init): Use it.
22859 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22861 * tree-sra.c (instantiate_missing_elements): Canonicalize
22863 (sra_build_assignment): New.
22864 (generate_copy_inout, generate_element_copy,
22865 generate_element_zero, generate_one_element_init): Use it.
22867 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22869 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
22872 2007-02-14 Joseph Myers <joseph@codesourcery.com>
22874 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
22875 types as aggregates not scalars.
22876 * function.c (assign_stack_temp_for_type): Likewise.
22878 2007-02-14 Roger Sayle <roger@eyesopen.com>
22879 Zdenek Dvorak <dvorakz@suse.cz>
22881 * tree-dump.c (dump_switch_p_1): Require exact match of the option
22884 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
22886 * passes.c (next_pass_1): Clear the next field of the copied
22889 2007-02-14 Richard Henderson <rth@redhat.com>
22891 * tree-sra.c (early_sra): New.
22892 (decl_can_be_decomposed_p): Deny va_list if early_sra.
22893 (tree_sra_early, pass_sra_early): New.
22894 * tree-pass.h (pass_sra_early): Declare.
22895 * passes.c (init_optimization_passes): Use it.
22897 2007-02-14 Richard Guenther <rguenther@suse.de>
22899 * flags.h (issue_strict_overflow_warning): Convert to a macro.
22901 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
22903 PR tree-optimization/30771
22904 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
22906 (vect_analyze_operations): Induction phis can now be marked as
22908 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
22909 Update documentation accordingly.
22911 2007-02-14 Nick Clifton <nickc@redhat.com>
22913 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
22914 most 3 arguments are supported.
22915 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
22917 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
22919 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
22920 Ensure dst->current is valid.
22922 2007-02-13 Paul Brook <paul@codesourcery.com>
22924 * config.gcc: Add arm*-*-uclinux-*eabi.
22925 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
22926 (SUBTARGET_EXTRA_LINK_SPEC): Define.
22927 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
22928 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
22929 (LINK_SPEC): Define.
22930 (LIB_SPEC): Define.
22931 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
22933 * config/arm/uclinux-eabi.h: New file.
22934 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
22935 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
22938 2007-02-13 Ian Lance Taylor <iant@google.com>
22940 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
22941 * flags.h (warn_strict_overflow): Declare.
22942 (enum warn_strict_overflow_code): Define.
22943 (issue_strict_overflow_warning): New static inline function.
22944 * opts.c (warn_strict_overflow): New variable.
22945 (common_handle_option): Handle OPT_Wstrict_overflow and
22946 OPT_Wstrict_overflow_.
22947 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
22949 * fold-const.c: Include intl.h.
22950 (fold_deferring_overflow_warnings): New static variable.
22951 (fold_deferred_overflow_warning): New static variable.
22952 (fold_deferred_overflow_code): New static variable.
22953 (fold_defer_overflow_warnings): New function.
22954 (fold_undefer_overflow_warnings): New function.
22955 (fold_undefer_and_ignore_overflow_warnings): New function.
22956 (fold_deferring_overflow_warnings_p): New function.
22957 (fold_overflow_warning): New static function.
22958 (make_range): Add strict_overflow_p parameter. Change all
22960 (extract_muldiv, extract_muldiv_1): Likewise.
22961 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
22962 tree_expr_nonnegative_p.
22963 (fold_negate_expr): Call fold_overflow_warning.
22964 (fold_range_test): Likewise.
22965 (fold_comparison): Likewise.
22966 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
22967 instead of tree_expr_nonnegative_p.
22968 (tree_expr_nonnegative_warnv_p): Rename from
22969 tree_expr_nonnegative_p, add strict_overflow_p parameter.
22970 (tree_expr_nonnegative_p): New function.
22971 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
22972 strict_overflow_p parameter.
22973 (tree_expr_nonzero_p): New function.
22974 * passes.c (verify_interpass_invariants): New static function.
22975 (execute_one_pass): Call it.
22976 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
22978 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
22979 (estimate_numbers_of_iterations): Likewise.
22980 (scev_probably_wraps_p): Likewise.
22981 * tree-ssa-ccp.c: Include "toplev.h".
22982 (evaluate_stmt): Defer fold overflow warnings until we know we are
22984 (struct fold_stmt_r_data): Add stmt field.
22985 (fold_stmt_r): Defer fold overflow warnings until we know we
22987 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
22988 (fold_stmt_inplace): Likewise.
22989 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
22990 (cleanup_control_expr_graph): Defer fold overflow warnings until
22991 we know we are going to optimize.
22992 * tree-cfg.c (fold_cond_expr_cond): Likewise.
22993 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
22995 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
22996 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
22997 * tree-ssa-loop-manip.c (create_iv): Likewise.
22998 * c-typeck.c (build_conditional_expr): Likewise.
22999 (build_binary_op): Likewise.
23000 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23001 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23002 (extract_range_from_unary_expr): Likewise.
23003 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23004 assuming that signed overflow does not occur.
23005 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23006 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23007 (fold_defer_overflow_warnings): Declare.
23008 (fold_undefer_overflow_warnings): Declare.
23009 (fold_undefer_and_ignore_overflow_warnings): Declare.
23010 (fold_deferring_overflow_warnings_p): Declare.
23011 (tree_expr_nonzero_warnv_p): Declare.
23012 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23013 of warning options.
23014 (Warning Options): Document -Wstrict-overflow.
23015 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23016 (tree-ssa-ccp.o): Likewise.
23017 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23018 (fold-const.o): Depend on intl.h.
23020 2007-02-13 Ian Lance Taylor <iant@google.com>
23022 PR middle-end/30751
23023 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23026 2007-02-13 Stuart Hastings <stuart@apple.com>
23028 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23030 2007-02-13 Richard Henderson <rth@redhat.com>
23032 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23033 handled_component_p before looking for the indirect_ref.
23035 2007-02-13 Richard Henderson <rth@redhat.com>
23037 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23038 remove flags clobber.
23039 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23040 (bswaphi_lowpart): New.
23041 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23042 remove TARGET_BSWAP test. Delete expander of the same name.
23044 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23045 (expand_unop): Use them.
23047 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23049 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23050 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23051 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23052 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23053 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23054 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23055 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23056 assembler dialect choice from asm templates.
23058 2007-02-12 Richard Henderson <rth@redhat.com>
23060 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23061 (fixuns_trunc<SSEMODEF>si2): Use it.
23062 * config/i386/sse.md (vec_setv4sf_0): Export.
23063 * config/i386/i386.c (ix86_build_const_vector): Export.
23064 (ix86_split_convert_uns_si_sse): Rename from
23065 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23066 * config/i386/i386-protos.h: Update.
23068 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23071 * c-typeck.c (c_finish_return): Improve warning message.
23073 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23075 * alias.c (find_symbolic_term): Delete unused function.
23077 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23079 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23080 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23081 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23083 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23085 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23086 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23087 the function, temporarily point the debug interface to the null one.
23089 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23091 * dwarf2out.c (round_up_to_align): New static function.
23092 (field_byte_offset): Use it to round the offset.
23094 2007-02-12 Richard Henderson <rth@redhat.com>
23096 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23097 (inswl_const): Export.
23099 2007-02-12 Richard Henderson <rth@redhat.com>
23101 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23102 result mode of the libcall, convert back to outmode.
23104 2007-02-12 Roger Sayle <roger@eyesopen.com>
23106 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23107 (bswapdi2): New define_expand to implement 32-bit implementation.
23109 2007-02-12 Nick Clifton <nickc@redhat.com>
23111 * doc/invoke.texi (Overall Options): Document --help=.
23112 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23113 (cc1_options): Pass --help= on to cc1.
23114 (display_help): Add description of --help=.
23115 (process_command): Add code to handle --help=. Allow translated
23116 --help and --target-help switches to be passed on to compiler
23118 (main): Remove unused if statement.
23119 * opts.c (columns): Remove.
23120 (LEFT_COLUMN): Define.
23121 (wrap_help): Add columns argument.
23122 (print_filtered_help): Change parameters to be an include bitmask,
23123 an exclude bitmask, an any bitmask and the column width. Move the
23124 code to display the params list here. Add code to display the
23125 status of options rather than their descriptions if the quiet flag
23127 (print_specific_help): Change parameters to be an include bitmask,
23128 an exclude bitmask and an any bitmask. Move code to look up the
23129 column width here. Decide upon the title for an options listing.
23130 (common_handle_options): Add code to handle --help=. Adapt code
23131 for --help and --target-help to use the revised form of the
23132 print_specific_help function.
23133 (print_help): Delete.
23134 (print_param_help): Delete.
23135 (print_switch): Delete.
23136 * opts.h (cl_lang_count): Add prototype.
23137 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23138 CL_MAX_OPTION_CLASS): New defines.
23139 * optc-gen.awk: Add construction of cl_lang_count.
23140 * c.opt: Add Warning attribute to warning options and Optimization
23141 attribute to optimization options.
23142 * common.opt: Likewise.
23144 Add -fhelp and -ftarget-help as aliases for the transformed --help
23145 and --target-help options.
23146 * opt-functions.awk: Add code to handle Warning and Optimization
23149 2007-02-12 Richard Henderson <rth@redhat.com>
23151 * config/alpha/constraints.md: New file.
23152 * config/alpha/alpha.c: Include tm-constrs.h.
23153 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23154 alpha_extra_constraint): Remove.
23155 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23156 * config/alpha/alpha-protos.h: Update.
23157 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23158 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23159 (EXTRA_CONSTRAINT): Remove.
23160 * config/alpha/alpha.md: Include constraints.md.
23161 (adddi splitter): Use satisfies_constraint_*.
23162 * config/alpha/predicates.md (add_operand): Likewise.
23163 (sext_add_operand, addition_operation): Likewise.
23165 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23167 PR tree-optimization/29145
23168 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23169 in our handling of restrict qualified pointers.
23171 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23174 * doc/invoke.texi (Wunused-value): Update description.
23175 (Wextra): Delete item.
23176 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23177 value of Wunused-value.
23178 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23179 (c_finish_stmt_expr): Don't check extra_warnings.
23180 (emit_side_effect_warnings): The caller is responsible to check
23183 2007-02-11 Roger Sayle <roger@eyesopen.com>
23184 Matt Thomas <matt@3am-software.com>
23186 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23188 2007-02-11 Roger Sayle <roger@eyesopen.com>
23190 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23191 comparisons of POPCOUNT against zero.
23192 (simplify_const_relational_operation): Likewise.
23194 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23196 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23198 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23200 * dwarf2out.c (root_type): Delete unused function.
23202 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23204 * genattrtab.c (contained_in_p): Delete unused function.
23205 (write_expr_attr_cache): Likewise.
23207 2007-02-11 Jan Hubicka <jh@suse.cz>
23209 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23212 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23214 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23215 to add the REG_EQ* note.
23216 * see.c (see_merge_one_use_extension): Likewise.
23217 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23218 turn REG_EQUAL notes into REG_EQUIV notes if the target
23219 register may have more than one set.
23220 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23221 * gcse.c (try_replace_reg): Likewise.
23222 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23223 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23224 more than one REG_EQUIV note.
23225 * reload1.c (gen_reload): Use set_unique_reg_note.
23227 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23229 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23230 (ix86_builtin_conversion): New function.
23232 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23235 * tree.h (DECL_REPLACEABLE_P): New macro.
23236 * except.c (set_nothrow_function_flags): Likewise.
23238 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23239 Ira Rosen <irar@il.ibm.com>
23240 Dorit Nuzman <dorit@il.ibm.com>
23242 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23243 * targhooks.c (default_builtin_vectorized_conversion): New.
23244 * targhooks.h (default_builtin_vectorized_function): New declaration.
23245 * target.h (struct vectorize): Add builtin_conversion field.
23246 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23247 stmt_vec_info_type value.
23248 (vectorizable_conversion): New declaration.
23249 * tree-vect-analyze.c (vect_analyze_operations): Add
23250 vectorizable_conversion call.
23251 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23252 * tree-vect-transform.c (vectorizable_conversion): New function.
23253 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23254 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23256 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23257 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23258 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23259 or ALTIVEC_BUILTIN_VCFSX.
23261 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23264 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23265 CONST_DOUBLE and operand 0 is a hard register.
23266 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23267 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23268 is a hard floating-point register.
23270 2007-02-10 Richard Henderson <rth@redhat.com>
23271 Jakub Jelinek <jakub@redhat.com>
23272 Alexandre Oliva <aoliva@redhat.com>
23274 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23275 * builtin-types.def (BT_WORD): Make unsigned.
23276 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23277 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23278 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23279 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23280 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23281 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23283 * expr.c (emutls_var_address): New.
23284 (expand_expr_real_1): Expand emulated tls.
23285 (expand_expr_addr_expr_1): Likewise.
23286 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23287 * output.h (emutls_finish): Declare.
23288 * toplev.c (compile_file): Call it.
23289 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23290 address before wrapping in CONST.
23291 * varasm.c (emutls_htab, emutls_object_type): New.
23292 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23293 (get_emutls_object_name, get_emutls_object_type): New.
23294 (get_emutls_init_templ_addr, emutls_decl): New.
23295 (emutls_common_1, emutls_finish): New.
23296 (assemble_variable): When emulating tls, swap decls; generate
23297 constructor for the emutls objects.
23298 (do_assemble_alias): When emulating tls, swap decl and target name.
23299 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23301 * varpool.c (decide_is_variable_needed): Look at force_output.
23302 Recurse for emulated tls.
23303 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23304 with decide_is_variable_needed.
23305 * emutls.c: New file.
23306 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23307 tls_object for real tls.
23309 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23311 PR rtl-optimization/29599
23312 * reload1.c (eliminate_regs_in_insn): Take the destination
23313 mode into account when computing the offset.
23315 2007-02-09 Stuart Hastings <stuart@apple.com>
23316 Richard Henderson <rth@redhat.com>
23318 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23319 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23320 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23321 fixuns_truncdfhi2): New.
23322 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23323 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23324 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23325 (floatunssidf2): Allow nonimmediate source.
23326 * config/i386/sse.md (movdi_to_sse): New.
23327 (vec_concatv2di): Drop '*'.
23328 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23329 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23330 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23332 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23333 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23334 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23335 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23336 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23337 ix86_build_const_vector.
23338 (x86_emit_floatuns): Rewrite.
23340 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23342 * genautomata.c (longest_path_length): Delete unused function.
23343 (struct state): Delete unused longest_path_length.
23344 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23345 (get_free_state): Delete unused.
23347 2007-02-09 Jan Hubicka <jh@suse.cz>
23349 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23350 * doc/invoke.texi (inline-unit-growth): Update default value.
23352 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23353 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23354 (rebuild_cgraph_edges): Likewise.
23355 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23356 (dump_cgraph_node): Dump frequencies.
23357 (cgraph_clone_edge): Add frequency scales.
23358 (cgraph_clone_node): Add freuqnecy.
23359 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23360 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23361 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23362 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23363 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23364 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23365 (save_inline_function_body): Likewise.
23366 * ipa-inline.c: inluce rtl.h
23367 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23368 (cgraph_edge_badness): Use frequencies.
23369 (cgraph_decide_recursive_inlining): Update clonning.
23370 (cgraph_decide_inlining_of_small_function): Dump frequency.
23371 * predict.c (estimate_bb_frequencies): Export.
23372 * predict.h (estimate_bb_frequencies): Declare.
23373 * tree-inline.c (copy_bb): Watch overflows.
23374 (expand_call_inline): Update call of cgraph_create_edge.
23375 (optimize_inline_calls): Use TODO flags to update frequnecies.
23376 * passes.h: Include predict.h
23377 (init_optimization_passes): Move profile ahead.
23378 (execute_function_todo): Handle TODO_rebuild_frequencies.
23380 2007-02-09 Roger Sayle <roger@eyesopen.com>
23382 * config/alpha/alpha.c (emit_insxl): Force the first operand of
23383 the insbl or inswl pattern into a register.
23385 2007-02-09 Roger Sayle <roger@eyesopen.com>
23387 * config/ia64/ia64.md (bswapdi2): New define_insn.
23389 2007-02-09 Richard Henderson <rth@redhat.com>
23391 * config/i386/constraints.md (Ym): New constraint.
23392 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
23393 (movdi_1_rex64): Split sse and xmm general register moves from
23394 memory move alternatives. Use conditional register constraints.
23395 (movsf_1, movdf_integer): Likewise.
23396 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
23397 (movdf_integer_rex64): New.
23398 (pushsf_rex64): Fix output constraints.
23399 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
23400 (sse2_stored): Likewise.
23401 (sse2_storeq_rex64): New.
23402 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
23403 amd and not generic.
23404 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
23405 for optimize_size. Remove SF/DFmode hack.
23407 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23409 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
23412 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
23413 Richard Sandiford <richard@codesourcery.com>
23415 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
23416 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
23417 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
23418 m68k/t-mlib to tmake_file.
23419 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
23420 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
23421 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
23422 Allow it to be cf or m68k. Set m68k_arch_family. If that
23423 variable is not empty, add t-$m68k_arch_family to tmake_file.
23424 Add t-mlibs to tmake_file.
23425 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
23426 * config/m68k/t-cf: New file.
23427 * config/m68k/t-m68k: Likewise.
23428 * config/m68k/t-mlibs: Likewise.
23429 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23430 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23431 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23432 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23433 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
23435 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
23436 (INSTALL_LIBGCC): Delete.
23437 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23438 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23439 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23440 (M68K_MLIB_CPU): Define.
23441 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23442 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23443 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
23445 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
23446 Richard Guenther <rguenther@suse.de>
23448 PR middle-end/23361
23449 * fold-const.c (fold_comparison): Handle obfuscated comparisons
23450 against INT_MIN/INT_MAX.
23451 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
23452 file if a loop is removed.
23454 2007-02-09 Joseph Myers <joseph@codesourcery.com>
23456 * calls.c (store_one_arg): Pass correct alignment to
23457 emit_push_insn for non-BLKmode values.
23458 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
23459 unaligned stack slot via a suitably aligned slot.
23461 2007-02-08 DJ Delorie <dj@redhat.com>
23463 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
23465 (legal_subregs): Use unsigned char, make const.
23466 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
23468 2007-02-08 Paul Brook <paul@codesourcery.com>
23470 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
23471 special interworking needed.
23473 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
23475 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
23476 conditional to __SSE2__.
23477 (Entries below should have been added to first ChangeLog
23478 entry for amdfam10 dated 2007-02-05)
23479 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
23481 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
23483 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
23486 2007-02-08 DJ Delorie <dj@redhat.com>
23488 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
23489 * config/m32c/m32c.c (legal_subregs): New.
23490 (m32c_illegal_subreg_p): New.
23491 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
23492 unsupported subregs of hard regs.
23494 2007-02-08 Jan Hubicka <jh@suse.cz>
23496 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
23497 the same one; always update histograms.
23499 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23501 * passes.c (init_optimization_passes): Tidy comment.
23503 2007-02-08 Roger Sayle <roger@eyesopen.com>
23505 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
23506 strip zero_extend, bswap and rotates from POCOUNT's argument.
23507 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
23508 zero_extend and rotates from PARITY's argument.
23509 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
23510 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
23511 of an integer constant at compile-time.
23513 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23516 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
23518 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
23521 * tree-ssa-live.c (remove_unused_locals): Do not remove
23522 TREE_ADDRESSABLE variables.
23523 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
23524 * tree-ssa-operands.c (add_virtual_operand): Remove argument
23525 FOR_CLOBBER. Update all users.
23526 If VAR has an associated alias set, add a virtual operand for
23527 it if no alias is found to conflict with the memory reference.
23529 2007-02-07 Jan Hubicka <jh@suse.cz>
23530 Robert Kidd <rkidd@crhc.uiuc.edu>
23532 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
23534 2007-02-07 Ian Lance Taylor <iant@google.com>
23536 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
23538 2007-02-07 Roger Sayle <roger@eyesopen.com>
23540 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
23541 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
23542 tablejumpdi, movsi_to_cr_one): Remove constraints from
23543 define_expand's match_operands.
23545 2007-02-07 Roger Sayle <roger@eyesopen.com>
23547 * global.c (compute_regsets): Move declatation of "i" inside of
23548 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
23550 2007-02-07 Jakub Jelinek <jakub@redhat.com>
23553 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
23554 of INDIRECT_REF <RESULT_DECL>.
23556 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
23558 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
23559 Kaz Kojima <kkojima@gcc.gnu.org>
23562 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
23564 (sh_initialize_trampoline): Add parentheses to avoid a warning.
23566 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
23568 * doc/loop.texi: Document possibility not to perform disambiguation
23569 of loops with multiple latches.
23570 * cfgloopmanip.c (alp_enum_p): Removed.
23571 (add_loop): Handle subloops. Use get_loop_body_with_size.
23572 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
23573 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
23574 the new forwarder block.
23575 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
23576 Handle the case latch is NULL.
23577 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
23578 modifications when marking loop exits.
23579 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
23581 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
23582 disambiguate_loops_with_multiple_latches.
23583 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
23584 before fix_loop_structure.
23585 * cfgloop.c: Include pointer-set.h and output.h.
23586 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
23587 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
23588 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
23589 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
23590 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
23591 disambiguate_multiple_latches, get_loop_body_with_size,
23592 disambiguate_loops_with_multiple_latches): New functions.
23593 (flow_loop_dump): Dump multiple latch edges.
23594 (flow_loop_nodes_find): Handle loops with multiple latches.
23595 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
23596 (glb_enum_p): Modified.
23597 (get_loop_body): Use get_loop_body_with_size.
23598 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
23599 (AVOID_CFG_MODIFICATIONS): New constant.
23600 (disambiguate_loops_with_multiple_latches, add_loop,
23601 get_loop_body_with_size): Declare.
23602 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
23604 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
23606 PR inline-asm/28686
23607 * global.c (compute_regsets): New function.
23608 (global_alloc): Refactored ELIMINABLE_REGSET
23609 and NO_GLOBAL_ALLOC_REGS computation out.
23610 (rest_of_handle_global_alloc): Call compute_regsets()
23611 for non-optimizing case.
23613 2007-02-06 Richard Henderson <rth@redhat.com>
23615 * config/i386/constraints.md (Y2): Rename from Y.
23616 (Yi): New constraint.
23617 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
23618 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
23619 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
23620 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
23621 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
23622 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
23623 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
23624 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
23625 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
23626 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
23627 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
23628 vec_extractv2si_1): Change Y constraints to Y2.
23629 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
23630 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
23631 Change Y constraints to Y2.
23632 (sse2_loadld): Change Y constraints to x.
23634 2007-02-06 Roger Sayle <roger@eyesopen.com>
23636 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
23637 (parity<mode>2): New define_expand using rs6000_emit_parity.
23638 * config/rs6000/rs6000.c (rs6000_emit_popcount,
23639 rs6000_emit_parity): New functions.
23640 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
23641 rs6000_emit_parity): Prototype here.
23643 2007-02-06 Ian Lance Taylor <iant@google.com>
23645 * lower-subreg.c (simple_move_operand): Reject CONST.
23646 (resolve_clobber): Call validate_change rather than directly
23647 assigning to XEXP (pat, 0).
23649 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23651 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
23652 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
23653 (tree-cfg.o): Remove hashtab.h dependency.
23655 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
23656 (struct ivopts_data): Change niters to pointer_map_t.
23657 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
23658 (niter_for_exit): Create pointer_map on demand. Change for
23660 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
23661 (free_loop_data): Destroy data->niters if created and reset field.
23662 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
23663 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
23665 * tree-ssa-reassoc.c: Include pointer-set.h.
23666 (bb_rank): Change to long *.
23667 (operand_rank): Change to pointer_map_t.
23668 (find_operand_rank): Return long, -1 if not found. Declare as inline.
23669 (insert_operand_rank): Accept long.
23670 (operand_entry_hash, operand_entry_eq): Remove.
23671 (get_rank): Return long. Adjust for changes above.
23672 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
23674 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
23676 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
23677 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
23678 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
23680 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
23681 directly since it cannot be NULL.
23682 (get_vi_for_tree): Rewrite for pointer_map API.
23683 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
23684 (init_alias_vars): Create vi_for_tree as pointer_map.
23685 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
23687 * tree-cfg.c: Don't include hashtab.h.
23688 (edge_to_cases): Declare as pointer_map.
23689 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
23691 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
23692 (start_recording_case_labels): Create edge_to_cases as pointer_map.
23693 (end_recoding_case_labels): Cleanup edge_to_cases manually before
23695 (record_switch_edge): Delete.
23696 (get_cases_for_edge): Adjust for pointer_map API, inline
23697 record_switch_edge (rewritten for new API), remove goto.
23699 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23701 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
23702 * tree-nested.c: Include pointer-set.h.
23703 (var_map_elt, var_map_eq, var_map_hash): Delete.
23704 (struct nesting_info): Remove GTY marker. Change the two htab_t's
23705 to pointer_map_t's.
23706 (nesting_info_bitmap_obstack): New.
23707 (lookup_field_for_decl): Adjust for pointer_map API.
23708 (lookup_tramp_for_decl): Adjust for pointer_map API.
23709 (get_nonlocal_debug_decl): Adjust for pointer_map API.
23710 (get_local_debug_decl): Adjust for pointer_map API.
23711 (convert_nl_goto_reference): Adjust for pointer_map API.
23712 (convert_nl_goto_receiver): Adjust for pointer_map API.
23713 (create_nesting_tree): Create outside GGC space. Create bitmap on
23714 the new obstack. Create field_map and var_map as pointer_maps.
23715 (free_nesting_tree): Adjust for changes to create_nesting_tree.
23717 (lower_nested_functions): Move root here, no need to NULL it.
23718 Initialize and release the obstack.
23720 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
23722 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
23723 Remove prototypes and make them non-static.
23724 (struct tree_int_map): Remove.
23725 * tree.h (struct tree_int_map): Move here, turning TO into an
23727 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
23729 * tree.h (TREE_COMPLEXITY): Remove.
23730 (struct tree_exp): Remove complexity field.
23731 * tree.c (build1_stat): Don't set it.
23733 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
23734 Victor Kaplansky <victork@il.ibm.com>
23736 * tree-vectorizer.c (vect_is_simple_use): Support induction.
23737 (vect_is_simple_reduction): Support reduction with induction as
23738 one of the operands.
23739 (vect_is_simple_iv_evolution): Fix formatting.
23740 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
23741 formatting. Don't mark induction phis for vectorization.
23742 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
23743 * tree-vect-transform.c (get_initial_def_for_induction): New function.
23744 (vect_get_vec_def_for_operand): Support induction.
23745 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
23747 (vectorizable_reduction): Support reduction with induction as one of
23749 (vectorizable_type_demotion): Use def-type of stmt argument rather
23750 than dummy def-type.
23752 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
23753 flag_tree_scev_cprop.
23754 * common.opt (tree-scev-cprop): New flag.
23756 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
23757 call to vect_get_new_vect_var.
23759 2007-02-06 Ira Rosen <irar@il.ibm.com>
23761 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
23762 vectype is not NULL.
23763 (vect_pattern_recog_1): Likewise.
23765 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23767 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
23768 (fold_negate_expr): Likewise.
23770 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
23773 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
23774 even if cv-qualification is the same.
23776 2007-02-05 Geoffrey Keating <geoffk@apple.com>
23778 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
23779 __enable_execute_stack on completion.
23781 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23783 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
23784 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
23785 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
23786 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
23787 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
23788 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
23789 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
23790 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
23792 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23794 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
23795 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
23796 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
23797 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
23798 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
23799 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
23800 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
23801 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
23802 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
23803 umuldi3_highpart_rex64, umulsi3_highpart_insn,
23804 umulsi3_highpart_zext, smuldi3_highpart_rex64,
23805 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
23806 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
23807 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
23808 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
23809 sqrtextenddfxf2_i387): Added amdfam10_decode.
23811 * config/i386/athlon.md (athlon_idirect_amdfam10,
23812 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
23813 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
23814 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
23815 athlon_ivector_store_amdfam10): New define_insn_reservation.
23816 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
23819 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23821 * config/i386/athlon.md (athlon_call_amdfam10,
23822 athlon_pop_amdfam10, athlon_lea_amdfam10): New
23823 define_insn_reservation.
23824 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
23825 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
23826 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
23828 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23830 * config/i386/athlon.md (athlon_sseld_amdfam10,
23831 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
23832 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
23834 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23836 * config/i386/athlon.md (athlon_sseins_amdfam10): New
23837 define_insn_reservation.
23838 * config/i386/i386.md (sseins): Added sseins to define_attr type
23839 and define_attr unit.
23840 * config/i386/sse.md: Set type attribute to sseins for insertq
23843 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23845 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
23846 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
23847 ssecomi_load_amdfam10, ssecomi_amdfam10,
23848 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
23849 define_insn_reservation.
23850 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
23852 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23854 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
23855 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
23856 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
23857 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
23858 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
23859 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
23860 define_insn_reservation.
23862 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
23863 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
23864 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
23865 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
23866 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
23868 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23870 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
23871 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
23872 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
23873 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
23874 athlon_ssemul_load_k8): Added amdfam10.
23876 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23878 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
23879 (x86_sse_unaligned_move_optimal): New variable.
23881 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
23883 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
23884 for unaligned vector SSE double/single precision loads for AMDFAM10.
23886 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23888 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
23889 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
23890 Define TARGET_CPU_DEFAULT_amdfam10.
23891 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
23892 (processor_type): Add PROCESSOR_AMDFAM10.
23894 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
23895 processor_type in config/i386/i386.h.
23896 Enable imul peepholes for TARGET_AMDFAM10.
23898 * config.gcc: Add support for --with-cpu option for amdfam10.
23900 * config/i386/i386.c (amdfam10_cost): New variable.
23901 (m_AMDFAM10): New macro.
23902 (m_ATHLON_K8_AMDFAM10): New macro.
23903 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
23904 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
23905 x86_promote_QImode, x86_integer_DFmode_moves,
23906 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23907 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
23908 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
23909 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
23910 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
23911 Enable/disable for amdfam10.
23912 (override_options): Add amdfam10_cost to processor_target_table.
23913 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
23914 processor_alias_table.
23915 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
23916 (ix86_adjust_cost): Add code for amdfam10.
23918 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23920 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
23921 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
23922 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
23923 * config/i386/i386.h: Add builtin definition for SSE4A.
23924 * config/i386/i386.md: Add support for ABM instructions
23925 (popcnt and lzcnt).
23926 * config/i386/sse.md: Add support for SSE4A instructions
23927 (movntss, movntsd, extrq, insertq).
23928 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
23929 Add -march=amdfam10 flag.
23930 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
23931 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
23933 * doc/extend.texi: Add documentation for SSE4A builtins.
23935 2007-02-05 Bob Wilson <bob.wilson@acm.org>
23937 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
23939 2007-02-05 Richard Guenther <rguenther@suse.de>
23941 * tree-vectorizer.h (vectorizable_function): Add argument type
23942 argument, change return type.
23943 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
23944 * tree-vect-transform.c (vectorizable_function): Handle extra
23945 argument, return vectorized function decl.
23946 (build_vectorized_function_call): Remove.
23947 (vectorizable_call): Handle calls with result and argument types
23948 differing. Handle loop vectorization factor correctly.
23949 * targhooks.c (default_builtin_vectorized_function): Adjust for
23951 * targhooks.h (default_builtin_vectorized_function): Likewise.
23952 * target.h (builtin_vectorized_function): Add argument type
23954 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
23955 extra argument, allow vectorizing of lrintf.
23956 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
23957 documentation of target hook.
23959 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
23962 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
23963 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
23964 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
23966 2007-02-05 Roger Sayle <roger@eyesopen.com>
23968 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
23969 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
23970 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
23971 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
23972 before canonicalizing sincos to cexpi.
23973 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
23975 2007-02-05 Roger Sayle <roger@eyesopen.com>
23977 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
23978 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
23979 (alpha_init_builtins): Use alpha_add_builtins to process tables.
23981 2007-02-05 Roger Sayle <roger@eyesopen.com>
23983 * mips-tfile.c (initialize_init_file): Correct endianness test.
23985 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
23987 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
23988 the 'y' constraint.
23990 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23992 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
23993 saves in a PARALLEL before the register assignments.
23995 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23997 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
23998 DWARF_FRAME_RETURN_COLUMN to be a general register.
23999 * dwarf2out.c (init_return_column_size): New function, split from...
24000 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24001 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24002 to be nongeneral registers.
24003 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24005 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24006 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24008 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24010 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24012 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24014 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24015 (remove_path): Use can_remove_branch_p and remove_branch instead
24016 of loop_delete_branch_edge.
24017 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24018 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24019 Update profile using scale_dominated_blocks_in_loop.
24020 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24021 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24022 (can_remove_branch_p, remove_branch): Declare.
24023 * tree-cfg.c (tree_can_remove_branch_p): New function.
24024 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24025 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24026 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24028 2007-02-05 Jan Hubicka <jh@suse.cz>
24030 PR middle-end/30696
24031 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24032 nodes in cgraph, don't remove offline copy of the function.
24034 2007-02-04 Jan Hubicka <jh@suse.cz>
24036 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24037 vectors might cause maybe_lookup_element_for_expr to be called
24038 on non-sra-candidate.
24040 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24042 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24043 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24044 spelling conventions.
24046 2007-02-04 Richard Guenther <rguenther@suse.de>
24048 PR middle-end/30636
24049 * fold-const.c (try_move_mult_to_index): Make sure to not
24050 overflow one dimension of a multi-dimensional array access.
24052 2007-02-04 Jan Hubicka <jh@suse.cz>
24054 * passes.c (init_optimization_passes): Reindent.
24056 2007-02-04 Jan Hubicka <jh@suse.cz>
24057 Eric Botcazou <ebotcazou@adacore.com>
24059 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24060 (execute_fixup_cfg): Break out the abnormal goto code.
24061 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24062 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24063 (optimize_inline_calls): Call make_nonlocal_label_edges.
24065 2007-02-04 Jan Hubicka <jh@suse.cz>
24067 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24068 true when something was changed.
24069 (rename_ssa_copies): When something was changed, do
24070 TODO_remove_unused_locals.
24071 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24072 add TODO_remove_unused_locals when instruction was removed.
24074 2007-02-04 Jan Hubicka <jh@suse.cz>
24076 * ipa-inline.c (try_inline): Improve debug output; work on already
24078 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24079 call try_inline for already inlined edges too when flattening;
24080 inline also functions that make callee growth but overall unit size
24083 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24085 * config/m32c/bitops.md, config/m32c/jump.md,
24086 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24087 config/m32r/m32r.h, config/m32r/m32r.md,
24088 config/m32r/predicates.md, config/m68hc11/larith.asm,
24089 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24090 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24091 config/mips/mips-protos.h, config/mips/mips.c,
24092 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24093 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24094 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24095 spelling conventions.
24097 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24098 Follow spelling conventions.
24100 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24102 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24103 warn about C++0x compatibility.
24105 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24107 * config/h8300/h8300.c, config/h8300/h8300.h,
24108 config/h8300/h8300.md: Follow spelling conventions.
24110 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24112 PR middle-end/30667
24113 * combine.c (try_combine): Do not substitute source operand
24114 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24116 2007-02-03 Jan Hubicka <jh@suse.cz>
24118 PR gcov-profile/30650
24119 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24120 do not divide by zero for never executed counters.
24121 (tree_find_values_to_profile): Fix counters.
24122 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24124 2007-02-03 Ian Lance Taylor <iant@google.com>
24126 * lower-subreg.c (simple_move_operand): New static function,
24127 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24129 (simple_move): Call simple_move_operand.
24130 (find_decomposable_subregs): Add special handling of MEMs.
24131 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24132 meaning of return value. If we see a hard register, test whether
24133 it can store a word_mode value. Change all callers.
24135 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24137 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24138 ftrapv insns and expanders.
24139 (subdi3): Change define_expand operand 1 to arith11_operand, and
24140 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24141 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24142 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24145 PR middle-end/30174
24146 * varasm.c (notice_global_symbol): Treat global objects as weak when
24147 flag_shlib is true.
24149 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24151 * emit-rtl.c (dconstpi): Delete.
24152 (dconstsqrt2): New.
24153 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24154 * real.h (dconstpi): Delete.
24155 (dconstsqrt2): New.
24156 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24157 (fold_builtin_hypot): Likewise.
24159 2007-02-03 Tom Tromey <tromey@redhat.com>
24162 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24163 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24165 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24167 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24168 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24169 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24170 config/rs6000/cell.md, config/rs6000/darwin.h,
24171 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24172 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24173 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24174 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24175 typos. Follow spelling conventions.
24176 * doc/invoke.texi: Follow spelling conventions.
24178 2007-02-03 Roger Sayle <roger@eyesopen.com>
24180 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24181 canonicalization transformations that attempt to simplify integer
24182 constant comparisons to become comparisons against zero.
24184 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24186 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24188 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24189 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24191 2007-02-02 Mike Stump <mrs@apple.com>
24193 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24194 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24195 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24196 generate a branch island.
24198 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24200 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24201 (xtensa_legitimate_address_p): New.
24202 (xtensa_legitimize_address): New.
24203 (xtensa_output_addr_const_extra): New.
24204 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24206 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24207 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24208 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24209 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24210 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24211 (xtensa_legitimize_address): New.
24212 (xtensa_output_addr_const_extra): New.
24214 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24216 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24218 2007-02-02 Ian Lance Taylor <iant@google.com>
24220 * expmed.c (expand_divmod): Add comment.
24222 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24224 * emit-rtl.c (renumber_insns): Remove.
24225 * flags.h: Remove the extern for flag_renumber_insns.
24226 * rtl.h: Remove the prototype for renumber_insns.
24227 * toplev.c (flag_renumber_insns): Remove.
24229 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24231 Revert for x86 darwin:
24232 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24234 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24235 code before the following patch under TARGET_MACHO.
24236 (ix86_function_value_regno_p): Likewise.
24238 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24240 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24243 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24246 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24247 loads to general or fp registers. Add comments.
24248 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24250 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24252 * pointer-set.c (insert_aux): Only return insertion slot.
24253 (pointer_set_insert): Adjust.
24254 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24255 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24256 pointer_map_traverse): New.
24257 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24258 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24259 pointer_map_contains, pointer_map_traverse): Declare.
24261 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24263 PR middle-end/30473
24264 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24265 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24267 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24269 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24271 (struct _dep): New type.
24272 (dep_t): New typedef.
24273 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24274 (DEP_STATUS): New access macro. The macro with the same name was
24275 renamed to DEP_LINK_STATUS.
24276 (dep_init): Declare function
24278 (struct _dep_link): New type.
24279 (dep_link_t): New typedef.
24280 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24281 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24282 (DEP_LINK_STATUS): New macro.
24283 (debug_dep_links): New debug function.
24285 (struct _deps_list): New type.
24286 (deps_list_t): New typedef.
24287 (DEPS_LIST_FIRST): New access macro.
24288 (FOR_EACH_DEP_LINK): New cycle macro.
24289 (create_deps_list, free_deps_list, delete_deps_list): Declare
24291 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24292 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24293 (copy_deps_list_change_con): Ditto.
24295 (move_dep_link): Declare function.
24297 (struct _dep_node): New type.
24298 (dep_node_t): New typedef.
24299 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24301 (struct haifa_insn_data.back_deps): New field to hold backward
24302 dependencies of the insn.
24303 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24305 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24306 Change its type to deps_list_t.
24307 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24308 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24309 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24311 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24313 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24315 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24317 (dep_cost): Declare.
24319 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24320 (ds_to_dk, dk_to_ds): New functions.
24322 (init_dep_1): New static function.
24323 (init_dep): New function.
24324 (copy_dep): New static function.
24326 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24328 (detach_dep_link): New static function.
24329 (move_dep_link): New function.
24331 (dep_links_consistent_p, dump_dep_links): New static functions.
24332 (debug_dep_links): New debugging function.
24334 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24336 (alloc_deps_list, init_deps_list): New static functions.
24337 (create_deps_list): New function.
24338 (clear_deps_list): New static function.
24339 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24340 (deps_list_consistent_p, dump_deps_list): New static functions.
24341 (debug_deps_list): New function.
24342 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24344 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24346 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24347 use new scheduler dependencies lists.
24348 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24349 (sched_analyze): Ditto. Initialize dependencies lists.
24350 (add_forw_dep, compute_forward_dependences): Update to use new
24351 scheduler dependencies lists.
24353 (init_dependency_caches): Init deps_obstack.
24354 (free_dependency_caches): Free deps_obstack.
24356 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24357 new scheduler dependencies lists.
24358 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24359 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24361 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24362 Update to use new scheduler dependencies lists.
24363 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24364 (debug_dependencies): Ditto.
24365 (schedule_region): Update comments.
24367 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24368 scheduler dependencies lists.
24369 (schedule_ebb): Update comments.
24371 * rtl.def (DEPS_LIST): Remove.
24373 * lists.c (unused_deps_list): Remove.
24374 (free_list): Update assertions.
24376 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24377 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24379 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
24380 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24382 * haifa-sched.c (comments): Update.
24383 (insn_cost1): Remove. Inline the code into insn_cost ().
24384 (insn_cost): Update to use new scheduler dependencies lists. Move
24385 processing of the dependency cost to dep_cost ().
24386 (dep_cost): New function. Use it instead of insn_cost () when
24387 evaluating cost of the dependency. Use compatible interface to
24388 interact with the target.
24389 (priority): Update to use new scheduler dependencies lists.
24390 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
24391 with greater number of insns that depend on the insn.
24392 (schedule_insn): Update to use new scheduler dependencies lists. Add
24393 code to free backward dependencies lists. Inline and optimize code
24394 from resolve_dep () - see PR28071.
24395 (ok_for_early_queue_removal): Update to use new scheduler dependencies
24396 lists. Update call to targetm.sched.is_costly_dependence hook.
24398 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
24399 scheduler dependencies lists.
24401 (resolve_dep): Remove. Move the logic to schedule_insn ().
24402 (init_h_i_d): Initialize dependencies lists.
24404 (process_insn_depend_be_in_spec): Rename to
24405 process_insn_forw_deps_be_in_spec. Update to use new scheduler
24406 dependencies lists.
24407 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
24408 Update to use new scheduler dependencies lists.
24409 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
24411 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
24412 new scheduler dependencies lists.
24413 (build_intra_loop_deps): Ditto.
24415 * target.h (struct _dep): Declare to use in
24416 gcc_target.sched.is_costly_dependence.
24417 (struct gcc_target.sched.adjust_cost): Fix typo.
24418 (struct gcc_target.sched.is_costly_dependence): Change signature to
24419 use single dep_t parameter instead of an equivalent triad.
24420 (struct gcc_target.sched.adjust_cost_2): Remove.
24422 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
24424 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
24426 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
24428 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
24430 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
24431 (REG_DEP_TRUE): Document.
24433 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
24434 Change signature to correspond to the targetm.sched.adjust_cost hook.
24435 Update use in TARGET_SCHED_ADJUST_COST_2.
24436 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
24437 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
24438 new scheduler dependencies lists.
24439 (ia64_gen_check): Ditto.
24441 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
24442 scheduler dependencies lists.
24444 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
24445 signature to correspond to the targetm.sched.is_costly_dependence hook.
24446 (is_costly_group): Update to use new scheduler dependencies lists.
24448 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
24449 instead of INSN_COST () macro.
24451 2007-02-01 Ian Lance Taylor <iant@google.com>
24453 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
24455 2007-02-01 Guy Martin <gmsoft@gentoo.org>
24457 * pa.md (tp_load): Correct mfctl instruction syntax.
24459 2007-02-01 Geoffrey Keating <geoffk@apple.com>
24461 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
24462 altivec_padding_size calculation on AIX. Improve comment, add
24463 assert to verify that it's right.
24465 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
24468 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
24470 PR inline-asm/28686
24471 * global.c (global_alloc): Add mising initialization of
24474 2007-02-01 Roger Sayle <roger@eyesopen.com>
24476 * alias.c (init_alias_analysis): Correct whitespace.
24477 * bb-reorder.c (fix_edges_for_rarely_executed_code,
24478 partition_hot_cold_basic_blocks): Likewise.
24479 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
24480 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
24481 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
24482 fold_builtin_snprintf_chk, fold_builtin_printf,
24483 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
24484 do_mpfr_arg3, do_mpfr_sincos): Likewise.
24485 * cfgcleanup.c (cleanup_cfg): Likewise.
24486 * cfgexpand.c (tree_expand_cfg): Likewise.
24487 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
24488 * function.c (get_next_funcdef_no): Likewise.
24489 * gengtype.c (main): Likewise.
24490 * genmodes.c (main): Likewise.
24491 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
24492 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
24493 * ifcvt.c (noce_emit_move_insn): Likewise.
24494 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
24496 * stor-layout.c (get_best_mode): Likewise.
24497 * tree-ssa-loop-niter.c (get_val_for): Likewise.
24498 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
24499 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
24500 perform_var_substitution, solve_graph): Likewise.
24501 * tree-vrp.c (vrp_finalize): Likewise.
24503 2007-02-01 Ian Lance Taylor <iant@google.com>
24505 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
24506 high part of a paradoxical subreg, return a constant zero.
24508 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
24510 * toplev.c (lang_dependent_init): Call init_set_costs.
24511 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
24513 2007-02-01 Richard Guenther <rguenther@suse.de>
24515 PR middle-end/30656
24516 * fold-const.c (fold_negate_expr): Allow negating a
24517 constant if overflow does not change.
24519 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24521 * doc/c-tree.texi (Expression trees): Improve markup.
24522 * doc/tm.texi (Register Classes, Addressing Modes)
24523 (Floating Point): Fix spacing after abbreviations. Fix some
24526 2007-02-01 Ben Elliston <bje@au.ibm.com>
24528 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
24529 * doc/contrib.texi: Likewise.
24530 * doc/install.texi: Likewise.
24532 2007-01-31 Richard Henderson <rth@redhat.com>
24533 Ian Lance Taylor <iant@google.com>
24535 * lower-subreg.c: New file.
24536 * rtl.def (CONCATN): Define.
24537 * passes.c (init_optimization_passes): Add pass_lower_subreg and
24538 pass_lower_subreg2.
24539 * emit-rtl.c (update_reg_offset): New static function, broken out
24540 of gen_rtx_REG_offset.
24541 (gen_rtx_REG_offset): Call update_reg_offset.
24542 (gen_reg_rtx_offset): New function.
24543 * regclass.c: Revert patch of 2006-03-05, restoring
24545 (clear_reg_info_regno): New function.
24546 * dwarf2out.c (concatn_loc_descriptor): New static function.
24547 (loc_descriptor): Handle CONCATN.
24548 * common.opt (fsplit_wide_types): New option.
24549 * opts.c (decode_options): Set flag_split_wide_types when
24551 * timevar.def (TV_LOWER_SUBREG): Define.
24552 * rtl.h (gen_reg_rtx_offset): Declare.
24553 (reg_scan_update): Declare.
24554 * regs.h (clear_reg_info_regno): Declare.
24555 * tree-pass.h (pass_lower_subreg): Declare.
24556 (pass_lower_subreg2): Declare.
24557 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
24558 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
24559 -fsplit-wide-types.
24560 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
24561 * Makefile.in (OBJS-common): Add lower-subreg.o.
24562 (lower-subreg.o): New target.
24564 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24566 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
24568 2007-01-31 Anatoly Sokolov <aesok@post.ru>
24571 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
24573 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24575 PR middle-end/29335
24576 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
24578 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
24580 * cfgloop.h: Include vec-prim.h.
24581 (enum li_flags): Remove LI_ONLY_OLD.
24582 (loop_iterator): Changed.
24583 (fel_next, fel_init): Iterate over loop tree.
24584 (FOR_EACH_LOOP_BREAK): New macro.
24585 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
24587 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
24588 * modulo-sched.c (sms_schedule): Ditto.
24589 * tree-vectorizer.c (vectorize_loops): Ditto.
24590 * doc/loop.texi: Update information on loop numbering and behavior of
24591 FOR_EACH_LOOP wrto new loops.
24592 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
24593 add_to_evolution_1): Test nestedness of loops instead of comparing
24595 * tree-chrec.c (chrec_fold_plus_poly_poly,
24596 chrec_fold_multiply_poly_poly, chrec_evaluate,
24597 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
24598 reset_evolution_in_loop): Ditto.
24599 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
24601 2007-01-31 Dirk Mueller <dmueller@suse.de>
24603 * c-common.c (warn_about_parentheses): Separate warning about
24604 un-parenthized sequence of comparison operators from the one
24605 which is supposed to warn about x <= y <= z.
24607 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
24609 * optabs.h (enum optab_index): Add new OTI_isinf.
24610 (isinf_optab): Define corresponding macro.
24611 * optabs.c (init_optabs): Initialize isinf_optab.
24612 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
24614 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
24615 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
24617 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
24618 expand_builtin_interclass_mathfn.
24619 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
24620 * config/i386/i386.md (UNSPEC_FXAM): New constant.
24621 (fxam<mode>2_i387): New insn pattern.
24622 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
24623 built-in functions as x87 inline asm.
24625 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24627 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
24629 2007-01-30 Eric Christopher <echristo@apple.com>
24631 * config.gcc: Add geode.
24633 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24635 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
24636 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
24637 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
24638 value-prof.c: Fix comment typos.
24640 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24643 * doc/invoke.texi (Wpointer-arith): Document warning.
24645 2007-01-30 Janis Johnson <janis187@us.ibm.com>
24647 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
24648 the list of discrepancies from the draft TR.
24650 2007-01-30 Dirk Mueller <dmueller@suse.de>
24653 * doc/invoke.texi (-Wreturn-type): Update description to
24654 match new behavior.
24656 2007-01-30 Richard Sandiford <richard@codesourcery.com>
24658 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
24660 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
24662 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
24663 to handle optabs that operate on floating point input argument and
24664 output to integer output.
24665 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
24666 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
24667 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
24668 expand_builtin_interclass_mathfn ().
24669 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
24670 (ilogbsi2): Remove.
24671 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
24672 ilogbl built-in functions as x87 intrinsics.
24674 2007-01-30 Richard Guenther <rguenther@suse.de>
24676 PR middle-end/27657
24677 * dwarf2out.c (reference_to_unused): Query varpool if the
24678 variable was output.
24680 2007-01-30 Richard Guenther <rguenther@suse.de>
24682 PR middle-end/30313
24683 * passes.c (execute_one_pass): Reset in_gimple_form to not
24684 confuse non-unit-at-a-time mode.
24686 2007-01-29 Roger Sayle <roger@eyesopen.com>
24687 Richard Guenther <rguenther@suse.de>
24689 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
24690 avoid undefined behaviour on overflow. Use force_fit_type_double
24691 to construct the constant with the specified TREE_OVERFLOW.
24693 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24695 * config/dfp-bit.c: Add parameterized support for fp exceptions.
24696 * config/dfp-bit.h: Ditto.
24698 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24700 * c-decl.c (pop_scope): Replace warnings with call to
24701 warn_for_unused_label.
24702 * c-common.h (warn_for_unused_label): Declare.
24703 * c-common.c (warn_for_unused_label): Define.
24705 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24707 * tree-optimize.c (update_inlined_to_pointers): Delete unused
24710 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24712 * Makefile.in (USER_H): Remove decfloat.h.
24713 * ginclude/decfloat.h: Delete, moving contents to ...
24714 * ginclude/float.h: Add support for decimal floating point,
24715 guarded by __STDC_WANT_DEC_FP__.
24717 2007-01-29 Mike Stump <mrs@apple.com>
24719 * doc/gccint.texi (Top): Rename Loop Representation to Loop
24720 Analysis and Representation to resolve case insensitive conflict.
24721 * doc/loop.texi (Loop Analysis and Representation): Likewise.
24723 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
24725 * tree.h (struct tree_memory_tag): Add aliases member.
24726 (MTAG_ALIASES): New macro.
24727 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
24728 (add_may_alias): Remove pointer-set. Update for may_aliases being
24730 (mark_aliases_call_clobbered): Update for may_aliases being a
24732 (compute_tag_properties): Ditto.
24733 (create_partition_for): Ditto.
24734 (compute_memory_partitions): Ditto.
24735 (dump_may_aliases_for): Ditto.
24736 (is_aliased_with): Ditto.
24737 (add_may_alias_for_new_tag): Ditto.
24738 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
24739 (compute_is_aliased): New function.
24740 (compute_may_aliases): Call compute_is_aliased).
24741 (init_alias_info): Initialize alias_bitmap_obstack.
24742 (union_alias_set_into): New function.
24743 (compute_flow_sensitive_aliasing): Use union_aliases_into.
24744 (have_common_aliases_p): Rewrite to take two bitmaps and use
24746 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
24747 Update for bitmaps.
24748 (finalize_ref_all_pointers): Update for add_may_alias changes.
24749 (new_type_alias): Ditto.
24750 * tree-flow-inline.h (may_aliases): Return a bitmap.
24751 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
24752 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
24753 may_aliases being a bitmap.
24754 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
24755 may_aliases now returns a bitmap.
24756 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
24758 * tree-ssa-operands.c (add_virtual_operand): Update for
24759 may_aliases being a bitmap.
24761 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
24763 PR tree-optimization/30630
24764 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
24765 variable as changed.
24767 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
24770 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
24771 expanded only once even if an error occurs.
24773 2007-01-29 Ben Elliston <bje@au.ibm.com>
24775 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
24776 (__gcov_average_profiler): Likewise.
24777 (__gcov_ior_profiler): Likewise.
24778 (__gcov_merge_ior): Likewise.
24780 2007-01-28 Jan Hubicka <jh@suse.cz>
24782 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
24783 * value-prof.c (stringop_block_profile): Likewise.
24785 2007-01-28 Jan Hubicka <jh@suse.cz>
24787 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
24788 Add variant handling histograms; add wrapper.
24789 (clear_storage_via_libcall): Export.
24790 (emit_block_move_hints): Break out from ...; add histograms.
24791 (emit_block_move): ... this one.
24792 (clear_storage_hints): Break out from ...; add histograms.
24793 (clear_storage): ... this one.
24794 (set_storage_via_memset): Handle histogram.
24795 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
24796 (clear_storage_hints, clear_storage_via_libcall): Declare.
24797 (set_storage_via_setmem): Update prototype.
24798 * doc/md.texi (movmem, setmem): Document new arguments.
24800 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
24801 Add new histograms.
24802 (stringop_block_profile): New global function.
24803 (tree_stringops_values_to_profile): Profile block size and alignment.
24804 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
24806 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
24807 (stringop_block_profile): Declare.
24808 * builtins.c: Include value-prof.h.
24809 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
24810 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
24811 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
24812 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
24813 * profile.c (instrument_values): Add new counters.
24814 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
24816 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
24817 (tree_init_edge_profiler): Build new profilers.
24818 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
24819 (pass_tree_profile): Add dump.
24820 (tree_profile_hooks): Update.
24821 * Makefile.in (LIBGCOV): Add new constants.
24822 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
24823 __gcov_ior_profiler): New.
24824 * i386.md (movmem/setmem expanders): Add new optional arguments.
24826 2007-01-28 David Edelsohn <edelsohn@gnu.org>
24828 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
24830 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24832 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
24833 (tree_unswitch_single_loop): Pass eni_size_weights to
24834 tree_num_loop_insns.
24835 * tree-ssa-loop-manip.c: Include tree-inline.h.
24836 (can_unroll_loop_p): Pass eni_size_weights to
24837 tree_num_loop_insns.
24838 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
24839 Pass eni_size_weights to estimate_num_insns.
24840 * tree.h (init_inline_once): Export.
24841 * toplev.c (backend_init): Call init_inline_once.
24842 * cgraphunit.c (cgraph_process_new_functions,
24843 cgraph_analyze_function): Pass eni_inlining_weights to
24844 estimate_num_insns.
24845 * ipa-inline.c (compute_inline_parameters): Ditto.
24846 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
24847 to estimate_num_insns.
24848 (try_unroll_loop_completely): Pass eni_size_weights to
24849 tree_num_loop_insns.
24850 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
24851 ot estimate_num_insns.
24852 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
24853 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
24854 * tree-inline.c (eni_inlining_weights, eni_size_weights,
24855 eni_time_weights): New variables.
24856 (init_inline_once): Initialize them.
24857 (struct eni_data): Mew.
24858 (estimate_num_insns_1, estimate_num_insns): Use weights.
24859 * tree-inline.h (struct eni_weights_d): New.
24860 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
24861 (estimate_num_insns): Declaration changed.
24862 * cfgloop.h (tree_num_loop_insns): Declaration changed.
24863 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
24864 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
24866 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24868 * tree-data-ref.c (conflict_fn): Assert that the number of affine
24869 relations in the conflict function is valid.
24871 2007-01-27 Ian Lance Taylor <iant@google.com>
24873 * common.opt: Add fstrict-overflow.
24874 * opts.c (decode_options): Set flag_strict_overflow if -O2.
24875 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
24876 (TYPE_OVERFLOW_UNDEFINED): Define.
24877 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
24879 * tree.h (TYPE_TRAP_SIGNED): Don't define.
24880 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
24881 (fold_negate_expr): Likewise.
24882 (make_range): Likewise.
24883 (extract_muldiv_1): Likewise.
24884 (maybe_canonicalize_comparison): Likewise.
24885 (fold_comparison): Likewise.
24886 (fold_binary): Likewise.
24887 (tree_expr_nonnegative_p): Likewise.
24888 (tree_expr_nonzero_p): Likewise.
24889 * tree-vrp.c (compare_values): Likewise.
24890 (extract_range_from_binary_expr): Likewise.
24891 (extract_range_from_unary_expr): Likewise.
24892 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
24894 (nowrap_type_p): Likewise.
24895 * tree-scalar-evolution.c (simple_iv): Likewise.
24896 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
24897 (build_range_check): Likewise.
24898 (extract_muldiv_1): Likewise.
24899 (fold_comparison): Likewise.
24900 * tree-vrp.c (vrp_int_const_binop): Likewise.
24901 (extract_range_from_unary_expr): Likewise.
24902 * convert.c (convert_to_integer): Likewise.
24903 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
24904 (fold_comparison): Likewise.
24905 (fold_binary): Likewise.
24906 * optabs.c (optab_for_tree_code): Likewise.
24907 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
24908 * simplify-rtx.c (simplify_const_relational_operation): Check
24909 flag_strict_overflow and flag_trapv.
24910 (simplify_const_relational_operation): Likewise.
24911 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
24912 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
24915 2007-01-27 Roger Sayle <roger@eyesopen.com>
24917 * tree.c (tree_fold_gcd): Delete.
24918 * tree.h (tree_fold_gcd): Remove prototype.
24919 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
24920 test whether one constant integer is a multiple of another. Instead
24921 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
24922 * fold-const.c (multiple_of_p): We've determined both TOP and
24923 BOTTOM are integer constants so we can call int_const_binop directly
24924 instead of the more generic const_binop.
24926 2007-01-27 Roger Sayle <roger@eyesopen.com>
24928 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
24929 1*X check that the constant hasn't overflowed, to preserve the
24931 (round_up): Provide an efficient implementation when rouding-up an
24932 INTEGER_CST to a power-of-two.
24934 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24936 * doc/sourcebuild.texi: Add comma for clarity.
24937 * doc/extend.texi: Fix some typos.
24938 * doc/passes.texi: Likewise.
24939 * doc/cppinternals.texi: Likewise.
24940 * doc/c-tree.texi: Likewise.
24941 * doc/tree-ssa.texi: Likewise.
24942 * doc/install.texi: Likewise.
24944 2007-01-27 Jan Hubicka <jh@suse.cz>
24946 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
24947 (pass_sra): Do not require alias information.
24948 * passes.c (init_optimization_passes): Add SRA
24950 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
24952 * tracer.c (rest_of_handle_tracer): We already cleaned
24953 up the CFG in tracer() so don't do it here again.
24954 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
24955 cleanup_cfg here, either. And don't call renumber_insns.
24957 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
24958 and BB_HEAD are in the insn stream here. Instead make sure
24959 that BB_INSN is valid on all insns. Also, do check here that
24960 there are no pending branch predictions...
24961 (rtl_verify_flow_info): ...instead of doing it here. Checks
24962 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
24965 2007-01-26 Roger Sayle <roger@eyesopen.com>
24967 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
24968 function to simplify/factorize operand order canonicalization.
24969 (ix86_fixup_binary_operands): Reorganize using the above function.
24970 (ix86_binary_operator_ok): Likewise.
24972 2007-01-27 Jakub Jelinek <jakub@redhat.com>
24974 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
24975 file scope from optimize_attrs.
24976 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
24978 (optimize_attrs): Clear insn_code_values after freeing it.
24980 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
24982 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
24983 a parts.base assignment.
24985 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
24987 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
24988 (compute_subscript_distance, initialize_data_dependence_relation,
24989 finalize_ddr_dependent, analyze_ziv_subscript,
24990 analyze_siv_subscript_cst_affine,
24991 compute_overlap_steps_for_affine_univar,
24992 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
24993 analyze_siv_subscript, analyze_miv_subscript,
24994 analyze_overlapping_iterations, subscript_dependence_tester_1,
24995 compute_self_dependence, free_dependence_relation): Work
24996 with affine_fn instead of chrecs.
24997 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
24998 common_affine_function, affine_function_base,
24999 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25000 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25001 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25002 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25003 (all_chrecs_equal_p): Removed.
25004 * tree-data-ref.h (affine_fn, conflict_function): New types.
25005 (struct subscript): Change type of conflicting_iterations_in_a
25006 and conflicting_iterations_in_b.
25008 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25011 * config/pa/pa.h (TARGET_HPUX_11): New.
25012 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25013 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25015 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25016 Richard Guenther <rguenther@suse.de>
25018 * tree-ssa-structalias.c (solve_graph): Handle case
25019 we merged the variable to another.
25021 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25023 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25026 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25027 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25029 2007-01-25 DJ Delorie <dj@redhat.com>
25031 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25032 allow changes to modes which don't fit in those registers.
25034 * reload1.c (choose_reload_regs): Check for invalid subregs before
25035 computing their locations, not after.
25037 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25040 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25041 save Altivec registers in an eh_return function.
25042 (compute_vrsave_mask): Likewise.
25043 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25044 for saving Altivec registers.
25045 (rs6000_emit_prologue): Don't allocate stack twice in
25046 eh_return function. Correct expected value of altivec_save_offset
25047 when using save_world. Describe save of R0 to stack when using
25048 save_world. Describe stack pointer adjustment when using
25049 save_world. Remove duplicated eh_return parameter register saving.
25050 Update sp_offset variable after save_world.
25051 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25053 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25054 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25057 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25059 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25061 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25064 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25065 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25067 2007-01-25 Richard Guenther <rguenther@suse.de>
25069 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25070 * common.opt (-Wcoverage-mismatch): New warning option.
25071 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25072 if -Wcoverage-mismatch is given.
25074 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25076 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25077 (ipcp_driver): Change to static definition.
25078 Add dumping of the ifunctions.
25079 (constant_val_insert): Remove unused parameter. Support for SSA.
25080 (ipcp_propagate_const): Support for SSA.
25081 (ipcp_profile_bb_print): Print only analyzed nodes.
25082 (ipcp_replace_map_create): Remove support for Fortran constant
25084 * ipa-prop.c (ipa_method_modify_stmt,
25085 ipa_callsite_compute_param): Support for SSA.
25086 * ipa-prop.h (ipcp_driver): Remove declaration.
25087 (IS_VALID_TREE_MAP_INDEX): Add define.
25089 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25091 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25093 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25095 PR middle-end/30447
25096 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25097 constant argument to cabs and do it without checking for
25098 -funsafe-math-optimizations.
25100 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25102 * c-common.h (RID_FIRST_CXX0X): New.
25103 (RID_LAST_CXX0X): New.
25104 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25106 * c.opt (Wc++0x-compat): New.
25107 * doc/invoke.texi (-Wc++0x-compat): Document.
25109 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25111 * builtins.c (fold_builtin_carg): New.
25112 (fold_builtin_1): Use it.
25114 2007-01-24 Jan Hubicka <jh@suse.cz>
25116 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25118 * ipa-inline.c (initial_insns, max_insns): Delete.
25119 (compute_max_insns): New function.
25120 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25121 amount of insns as base for code growth.
25122 (cgraph_decide_inlining): Make initial_insns local; do not compute
25124 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25125 * doc/invoke.texi (inline-unit-growth): Update docs.
25127 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25129 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25130 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25131 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25132 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25133 for CPUs that have PTA_CX16 set.
25135 PR middle-end/27416
25136 * gimplify.c (omp_check_private): New function.
25137 (gimplify_scan_omp_clauses): Use it for
25138 firstprivate/lastprivate/reduction.
25140 PR middle-end/30494
25141 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25142 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25144 PR middle-end/30421
25145 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25146 If lower_lastprivate_clauses emits some statements, append them
25147 to dlist rather than body_p and to body_p append an initializer.
25148 (lower_omp_for): Adjust caller.
25150 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25152 * target.h (globalize_decl_name): New.
25153 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25154 * output.h (default_globalize_decl_name): New.
25155 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25157 (globalize_decl): Ditto.
25158 (default_globalize_decl_name): New.
25159 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25160 (ia64_handle_version_id_attribute): New.
25161 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25162 (ia64_asm_output_external): Use globalize_decl_name instead
25163 of globalize_label.
25164 * doc/extend.texi (version_id): New pragma.
25165 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25167 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25169 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25170 _uleb128_t and _Unwind_SWord with _sleb128_t.
25171 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25172 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25174 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25175 * unwind-pe.h (read_uleb128, read_sleb128,
25176 read_encoded_value_with_base): Likewise.
25177 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25179 2007-01-24 Richard Guenther <rguenther@suse.de>
25181 * builtins.c (expand_builtin_cexpi): Get the fndecl
25182 for cexp in the correct way.
25184 2007-01-24 Jan Hubicka <jh@suse.cz>
25186 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25189 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25191 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25192 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25193 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25194 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25195 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25196 __SIZEOF_PTRDIFF_T__.
25197 * doc/cpp.texi: Documentation for the new builtin macros added.
25199 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25201 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25202 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25203 instead of operands[2] to avoid access past the end of array.
25205 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25207 * reload1.c (emit_reload_insns): Pass the reload register
25208 for a non-spill output reload through forget_old_reloads_1.
25210 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25212 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25213 _SOFT_DOUBLE if doubles use software floating-point.
25214 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25215 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25216 * config/rs6000/darwin-ldouble.c: Also compile functions for
25217 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25218 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25219 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25220 commented-out long double override.
25221 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25222 * config/rs6000/eabispe.h: Likewise.
25223 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25224 long double for non-SPE.
25225 (rs6000_handle_option): Likewise.
25226 (invalid_e500_subreg): Disallow more subregs involding DImode,
25227 DFmode, TImode or TFmode.
25228 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25230 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25232 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25233 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25235 (rs6000_legitimate_address): Also check for TFmode for E500
25237 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25238 (spe_build_register_parallel): Handle TFmode and TCmode.
25239 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25241 (function_arg): Handle TFmode and TCmode for E500 double.
25242 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25244 (print_operand): Handle TFmode and TImode for %y.
25245 (rs6000_generate_compare): Handle TFmode comparisons for E500
25247 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25248 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25249 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25250 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25251 TFmode for E500 double.
25252 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25253 (floatsidf2): Enable for E500 double.
25254 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25255 (extenddftf2): Change to extenddftf2_fprs.
25256 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25257 depending on TARGET_E500_DOUBLE.
25258 (extendsftf2): Enable for E500 double.
25259 (trunctfdf2): Enable for E500 double.
25260 (trunctfsf2): Change to trunctfsf2_fprs.
25261 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25262 depending on TARGET_E500_DOUBLE.
25263 (floatsitf2): Enable for E500 double.
25264 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25265 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25266 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25267 (negtf2): Change to negtf2_internal.
25268 (negtf2): New expander.
25269 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25270 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25271 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25272 (movdi_internal32): Use rs6000_nonimmediate_operand.
25273 (unnamed splitter): Likewise.
25274 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25275 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25276 (SPE64TF, DITI): New mode macros.
25277 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25280 (frob_<mode>_di_2): New.
25281 (frob_tf_di_8_2): New.
25282 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25284 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25286 (frob_ti_<mode>_8_2): New.
25287 (frob_ti_tf_2): New.
25288 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25289 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25291 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25292 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25293 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25294 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25295 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25296 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25299 2007-01-23 Ian Lance Taylor <iant@google.com>
25301 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25303 (OBJS-archive): Reformat, alphabetize.
25304 (OBJS): Change out_object_file to OBJS-md.
25306 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25308 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25309 JUMP_P and CALL_P predicates where applicable.
25310 * config/i386/i386.c: Ditto.
25311 * config/i386/i386.md: Ditto.
25312 * config/i386/mmx.md: Ditto.
25313 * config/i386/predicates.md: Ditto.
25315 2007-01-22 Andreas Schwab <schwab@suse.de>
25317 * config/m68k/m68k.h: Fix comment.
25319 2007-01-22 Jan Hubicka <jh@suse.cz>
25321 * passes.c (init_optimization_passes): Do not rerun
25322 pass_early_warn_uninitialized.
25324 2007-01-22 Richard Guenther <rguenther@suse.de>
25326 PR tree-optimization/30038
25327 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25329 (execute_cse_sincos_1): Likewise.
25330 (execute_cse_sincos): Likewise.
25331 (gate_cse_sincos): Likewise.
25332 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25333 the cexpi() canonicalization of sincos().
25334 * tree-pass.h (pass_cse_sincos): Declare.
25335 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25337 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25339 PR rtl-optimization/29329
25340 * combine.c (replaced_rhs_insn): Rename to i2mod.
25341 (replaced_rhs_value): Rename to i2mod_new_rhs.
25342 (i2mod_old_rhs): New global variable.
25343 (combine_instructions): Adjust for above change. Save a copy of
25344 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25345 note are substituted in the second instruction.
25346 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25347 ditch the note if it pertains to the second eliminated register
25348 and this register is mentioned in i2mod_old_rhs.
25351 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25353 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25354 the insn to which the note was originally attached.
25356 2007-01-21 Jan Hubicka <jh@suse.cz>
25358 * ipa-inline.c (inlining_mode): Comment, move up.
25359 (cgraph_decide_inlining_incrementally): Do not perform inlining
25360 itself; fix handling of flattening of self recursive functions.
25361 (cgraph_find_cycles): Remove.
25362 (cgraph_flatten_node): Remove.
25363 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25364 (try_inline): New function.
25365 (cgraph_early_inlining): Update call of
25366 cgraph_decide_inlining_incrementally. Apply inlining here.
25367 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25369 2007-01-21 Dirk Mueller <dmueller@suse.de>
25372 * tree-vrp.c (check_array_bounds): do not warn
25373 about ADDR_EXPR's of ARRAY_REF's which are immediately
25374 used in binary expressions.
25376 2007-01-21 Ira Rosen <irar@il.ibm.com>
25378 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
25379 read_write_dep and macros for its access.
25380 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
25381 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
25382 argument, call vect_check_interleaving for every independent pair of
25383 data-refs. Mark loads that access the same memory location as a store
25385 (vect_check_dependences): Remove.
25386 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
25387 call, fix the call to vect_analyze_data_ref_dependence.
25388 (vect_analyze_data_ref_access): For statements that access the same
25389 data-ref, check that they are not stores; for loads, check that there
25390 is no store that access the same location.
25392 2007-01-20 Roger Sayle <roger@eyesopen.com>
25393 Joseph Myers <joseph@codesourcery.com>
25395 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
25396 (-fdump-rtl-stack): Likewise.
25397 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
25398 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
25399 (-mpt-fixed): Use @minus{} for minus sign.
25400 (Using Precompiled Headers): Fix under/overfull hbox.
25402 2007-01-20 Jan Hubicka <jh@suse.cz>
25404 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
25405 place within annotation.
25407 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25409 * pa.c (output_move_double): Change array size of xoperands to 4.
25411 2007-01-20 Jan Hubicka <jh@suse.cz>
25413 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
25416 2007-01-19 Ian Lance Taylor <iant@google.com>
25418 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
25419 constant to unsigned HOST_WIDE_INT before negating.
25421 2007-01-19 Ian Lance Taylor <iant@google.com>
25423 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
25425 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25426 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25427 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
25428 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
25429 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25430 (realloc_vdef, realloc_vuse): Change second parameter to
25432 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
25433 fields to unsigned.
25434 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
25435 unsigned. Change x and lim locals to unsigned.
25436 (realloc_vdef, realloc_vuse): Change num_elem parameter to
25438 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
25439 (copy_virtual_operands): Change i and n locals to unsigned.
25441 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25443 PR middle-end/29335
25444 * builtins.c (fold_builtin_1): Handle builtin fdim.
25446 2007-01-20 Jan Hubicka <jh@suse.cz>
25448 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
25449 * tree-ssa-structalias.c (compute_points_to_sets): Do call
25450 init_alias_heapvars.
25451 (init_alias_heapvars): Initialize only when not already initialized.
25452 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
25454 2007-01-19 Roger Sayle <roger@eyesopen.com>
25456 * common.opt (fsigned-zeros): New command line option.
25457 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
25458 of flag_unsafe_math_optimizations.
25459 * opts.c (set_fast_math_flags): The -ffast-math command line option
25460 implies -fno-signed-zeros.
25461 (fast_math_flags_set_p): Likewise.
25463 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
25464 the documentation of -ffast-math appropriately. Wrap long lines.
25466 2007-01-19 Steve Ellcey <sje@cup.hp.com>
25468 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
25469 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
25471 2007-01-19 Tomas Bily <tbily@suse.cz>
25473 * cgraphunit.c (cgraph_finalize_function): Updating of pid
25475 (tree_init_ic_make_global_vars): New function
25476 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
25477 (tree_gen_ic_profiler): New function
25478 (tree_gen_ic_func_profiler): New function
25479 (tree_profiling): Added calling of tree_gen_ic_func_profiler
25480 (tree_profile_hooks): Added hook for indirec/virtual calls
25481 * value-prof.c (tree_find_values_to_profile): New case for
25483 (tree_values_to_profile): Call for determining indirect/virtual
25485 (tree_indirect_call_to_profile): New function
25486 (tree_ic_transform): New function
25487 (tree_ic): New function
25488 (find_func_by_pid): New function
25489 (init_pid_map): New function
25490 (tree_value_profile_transformations): Added check for
25491 indirect/virtual call transformation
25492 * value-prof.h (enum hist_type): New counter type for
25493 indirect/virtual calls
25494 (profile_hooks): Added new hook for profiling indirect/virtual
25496 * profile.c (instrument_values): New case for indirect/virtual
25498 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
25499 (GCOV_COUNTER_V_INDIR): New counter type
25500 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
25501 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
25503 * cgraph.c: Definition of cgraph_max_pid
25504 (cgraph_create_node): Default init of pid attribute
25505 * cgraph.h: Declaration of cgraph_max_pid
25506 (struct cgraph_node): Added pid attribute
25507 * libgcov.c (__gcov_indirect_call_profiler): New function
25508 (__gcov_one_value_profiler_body): New function
25509 (__gcov_one_value_profiler): Body was moved to
25510 __gcov_one_value_profiler_body and calls it
25512 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
25514 * doc/gty.texi (Options): Document the mark_hook option to GTY.
25515 * gengtype.c (write_types_data, write_func_for_structure,
25516 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
25517 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
25518 (walk_type, write_func_for_structure): Generate the mark_hook if
25521 2007-01-19 Jan Hubicka <jh@suse.cz>
25523 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
25524 'early' argument take inlining mode argument specifying whether to
25525 inline for size/speeed or all functions; add support for flattening;
25527 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
25529 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25532 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
25533 the name of the declared identifier.
25535 2007-01-19 Dirk Mueller <dmueller@suse.de>
25537 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
25538 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
25539 duplicate evaluation.
25541 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25543 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
25544 Macroize expander using X87MODEF12 mode macro. Extend operand 1
25545 to XFMode, use acosxf2 and truncate result to requested mode.
25546 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25547 (asin<mode>2): Similarly, with asin expanders.
25548 (*fscalexf4_i387): Rename from *fscalexf4.
25549 (expNcorexf3): New expander.
25550 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
25551 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
25552 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
25553 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
25554 patterns for SSE math.
25555 (exp10<mode>2): Similarly, with exp10 expanders.
25556 (exp2<mode>2): Similarly, with exp2 expanders.
25557 (expm1<mode>2): Similarly, with expm1 expanders.
25558 (ldexp<mode>3): Similarly, with ldexp expanders.
25559 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
25560 Use gen_truncxf<mode>2_i387_noop to truncate result.
25562 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25564 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
25565 for ColdFire targets.
25567 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
25568 Richard Sandiford <richard@codesourcery.com>
25570 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
25571 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
25572 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
25573 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
25574 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25575 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25577 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25579 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
25580 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
25581 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
25582 (*adddi_dilshr32_cf): New pattern.
25583 (adddi3, subdi3): Remove first alternatives.
25585 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25587 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
25588 implemented using move.l, do not use its cc result for floating-point
25591 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25593 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
25594 from accepting 's' constraints if flag_pic.
25596 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25598 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
25599 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
25600 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
25601 condition from TARGET_68881 to TARGET_HARD_FLOAT.
25603 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
25605 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
25606 ColdFire alternatives.
25607 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
25608 * config/m68k/m68k.md (clzsi2): Define for ColdFire
25609 architectures that support ff1 instruction.
25611 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25612 Julian Brown <julian@codesourcery.com>
25614 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
25615 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
25616 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
25619 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25621 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
25623 (output_move_const_into_data_reg, output_move_simode_const): Delete.
25624 * config/m68k/m68k.c (const_method, const_int_cost): Take a
25625 HOST_WIDE_INT instead of an rtx.
25626 (m68k_rtx_costs): Update call accordingly.
25627 (output_move_const_into_data_reg): Likewise. Fix formatting.
25628 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
25630 (output_move_simode_const): Update calls after above changes.
25631 Rework to use automatic variables and predicates like MEM_P.
25632 * config/m68k/m68k.md (pushexthisi_const): Update call to
25635 2007-01-19 Dirk Mueller <dmueller@suse.de>
25637 * tree-ssa-alias.c (perform_var_substitution): Fix typo
25638 in dump_flags test.
25640 2007-01-19 Richard Guenther <rguenther@suse.de>
25642 * builtins.c (expand_builtin_cexpi): Fall back to expanding
25643 via cexp in case sincos is not available.
25645 2007-01-19 Richard Guenther <rguenther@suse.de>
25647 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
25648 * defaults.h (TARGET_HAS_SINCOS): Default to off.
25649 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
25650 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
25651 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
25652 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
25653 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
25654 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
25656 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25658 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
25660 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
25661 (atan2xf3): Directly generate RTL pattern.
25662 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
25663 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25664 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25665 disable patterns for SSE math.
25666 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
25667 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25668 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25669 disable patterns for SSE math.
25671 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
25673 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
25675 2007-01-18 Roger Sayle <roger@eyesopen.com>
25677 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
25678 VIEW_CONVERT_EXPR to the same type as it's operand.
25680 2007-01-18 David Edelsohn <edelsohn@gnu.org>
25682 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
25683 configured for long double 128.
25685 2007-01-18 Mike Stump <mrs@apple.com>
25687 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
25690 2007-01-18 Michael Meissner <michael.meissner@amd.com>
25692 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
25695 2007-01-18 Jan Hubicka <jh@suse.cz>
25697 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
25698 greater than NUM_VOP_FREE_BUCKETS.
25700 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
25702 * tree-ssa-structalias.c: Update comments.
25703 (ptabitmap_obstack): Removed.
25704 (pta_obstack): New.
25705 (oldpta_obstack): Ditto.
25706 (stats): Add a few members.
25707 (struct variable_info): Remove node, complex, address_taken, and
25708 indirect_target members. Add oldsolution member.
25709 (new_var_info): Do not initialize removed members.
25710 (constraint_expr_type): Remove INCLUDES.
25711 (constraint_graph): Add size, implicit_preds, rep,
25712 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
25713 (FIRST_REF_NODE): New macro.
25714 (LAST_REF_NODE): Ditto.
25715 (FIRST_ADDR_NODE): Ditto.
25716 (find): New function.
25718 (dump_constraint): Do not handle INCLUDES.
25719 (insert_into_complex): Do not insert duplicate constraints.
25720 (condense_varmap_nodes): Renamed and rewritten into ...
25721 (merge_node_constraints): This. Also fix bug in handling of
25722 offseted copy constraints.
25723 (clear_edges_for_node): No longer need to deal with preds at all,
25724 or removing associated preds/succs.
25725 (merge_graph_nodes): Deal with indirect_cycles.
25726 Don't deal with predecessors.
25727 (add_implicit_graph_edge): New function.
25728 (add_pred_graph_edge): Ditto.
25729 (add_graph_edge): Don't deal with predecessors.
25730 (build_constraint_graph): Removed.
25731 (build_pred_graph): New function.
25732 (build_succ_graph): Ditto.
25733 (struct scc_info): Removed in_component. Added roots, dfs, and
25734 node_mapping. Remove visited_index, unification_queue.
25735 (scc_visit): Deal with union-find we do now.
25736 Deal with cycles with REF nodes.
25737 (collapse_nodes): Renamed and rewritten to ...
25738 (unify_nodes): This.
25739 (process_unification_queue): Removed.
25740 (topo_visit): Cleanup
25741 (do_da_constraint): Use find.
25742 (do_sd_constraint): Ditto.
25743 (do_ds_constraint): Ditto.
25744 (do_complex_constraint): Ditto.
25745 (init_scc_info): Update for removed and added members.
25746 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
25747 (find_indirect_cycles): This.
25748 (equivalence_class): New variable.
25749 (label_visit): New function.
25750 (perform_variable_substitution): Rewritten.
25751 (free_var_substitution_info): New function.
25752 (find_equivalent_node): Ditto.
25753 (move_complex_constraints): Ditto.
25754 (eliminate_indirect_cycles): Ditto.
25755 (solve_graph): Only propagate changed bits.
25756 Use indirect cycle elimination.
25758 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
25759 (tree_id_eq): Renamed to ...
25760 (tree_vi_eq): This. Update for member change
25761 (insert_id_for_tree): Renamed and rewritten to ...
25762 (insert_vi_for_tree): This.
25763 (lookup_id_for_tree): Renamed and rewritten to ...
25764 (lookup_vi_for_tree): This.
25765 (get_id_for_tree): Renamed and rewritten to ...
25766 (get_vi_for_tree): Ditto.
25767 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
25768 (process_constraint): Don't handle INCLUDES.
25769 Remove special ADDRESSOF case.
25770 (find_func_aliases): Rewrite to use vi functions instead of id
25772 (create_function_info_for): Ditto.
25773 (create_variable_info_for): Ditto.
25774 (intra_create_variable_infos): Ditto.
25775 (merge_smts_into): Ditto.
25776 (find_what_p_points_to): Ditto.
25777 (init_base_vars): Ditto.
25778 (init_alias_vars): Ditto.
25779 (remove_preds_and_fake_succs): New function.
25780 (dump_sa_points_to_info): Dump new stats.
25781 (dump_solution_for_var): Use find.
25782 (set_used_smts): Fix formatting.
25783 (compute_points_to_sets): Updated for new functions.
25784 (ipa_pta_execute): Ditto.
25786 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25787 Richard Sandiford <richard@codesourcery.com>
25789 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
25791 * calls.c (expand_call): If the return value is a PARALLEL,
25792 extract its first member.
25793 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
25794 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25795 use FUNCTION_EXTRA_EPILOGUE.
25796 (m68k_function_value): Return a PARALLEL if the return value
25797 is of a pointer type.
25798 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
25799 (FUNCTION_EXTRA_EPILOGUE): Remove.
25800 * config/m68k/m68k.md (D0_REG): New constant.
25802 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25804 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25805 output a NOP for empty epilogues.
25807 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25809 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
25810 before function. Extend register save check to include all
25811 registers, not just integer ones.
25813 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25815 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
25816 (m68k_use_return_insn): ...this.
25817 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
25818 * config/m68k/m68k.c (use_return_insn): Rename to...
25819 (m68k_use_return_insn): ...this.
25820 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
25821 of USE_RETURN_INSN.
25823 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25825 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
25826 nearest even, fix denormal rounding overflow.
25828 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25830 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
25831 f%$smove and f%$move.
25832 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
25833 (extendsfdf2_cf): Use fdmove instead of f%&move.
25834 (truncdfsf2_cf): Use fsmove instead of f%$smove.
25835 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
25837 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25839 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
25842 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25844 * real.h (real_format): Add a canonical_nan_lsbs_set field.
25845 (coldfire_single_format): Declare.
25846 (coldfire_double_format): Likewise.
25847 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
25848 of qnan_msb_set to determine the lower bits of a canonical
25850 (encode_ieee_double): Likewise.
25851 (encode_ieee_quad): Likewise.
25852 (ieee_single_format): Initialize canonical_nan_lsbs_set.
25853 (mips_single_format): Likewise.
25854 (ieee_double_format): Likewise.
25855 (mips_double_format): Likewise.
25856 (ieee_extended_motorola_format): Likewise.
25857 (ieee_extended_intel_96_format): Likewise.
25858 (ieee_extended_intel_128_format): Likewise.
25859 (ieee_extended_intel_96_round_53_format): Likewise.
25860 (ibm_extended_format): Likewise.
25861 (mips_extended_format): Likewise.
25862 (ieee_quad_format): Likewise.
25863 (mips_quad_format): Likewise.
25864 (vax_f_format): Likewise.
25865 (vax_d_format): Likewise.
25866 (vax_g_format): Likewise.
25867 (i370_single_format): Likewise.
25868 (i370_double_format): Likewise.
25869 (decimal_single_format): Likewise.
25870 (decimal_double_format): Likewise.
25871 (decimal_quad_format): Likewise.
25872 (c4x_single_format): Likewise.
25873 (c4x_extended_format): Likewise.
25874 (real_internal_format): Likewise.
25875 (coldfire_single_format): New real_format.
25876 (coldfire_double_format): Likewise.
25877 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
25878 canonical_nan_lsbs_set.
25879 (pdp11_d_format): Likewise.
25880 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
25881 if TARGET_COLDFIRE_CPU.
25883 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25885 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
25886 (output_call, m68k_legitimize_call_address): Declare.
25887 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
25888 parenthesees. Add support for a 'W' constraint.
25889 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
25890 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
25891 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
25892 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
25894 (override_options): Initialize them. Do not set flag_no_function_cse
25895 for TARGET_ID_SHARED_LIBRARY.
25896 (m68k_output_pic_call): Delete.
25897 (m68k_legitimize_call_address): New function.
25898 (print_operand): Remove the %o prefix. Handle the %p prefix.
25899 (output_call): New function.
25900 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
25901 target address from the GOT if symbolic jumps are not allowed.
25902 * config/m68k/m68k.md (call, general_operand): Do not set
25903 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
25904 Merge separate flag_pic and !flag_pic define_insns into...
25905 (*call, *call_value): ...these new patterns. Match the address
25906 rather than the containing MEM and require it to be a call_operand.
25907 Use output_call to generate the asm template.
25908 * config/m68k/predicates.md (const_call_operand): New predicate.
25909 (call_operand): Likewise.
25911 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25913 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
25914 (STACK_GROWS_DOWNWARD): Define to 1.
25915 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
25916 comments, emphasizing that these values are only defaults.
25917 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
25918 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
25920 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25922 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
25924 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25925 Richard Sandiford <richard@codesourcery.com>
25927 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
25928 (FP_REGNO_P): New macros.
25929 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
25930 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
25931 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
25932 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
25934 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25936 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25937 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
25939 * config/m68k/t-floatlib: New file, extracting common code from...
25940 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
25941 * config/m68k/t-uclinux: Here.
25942 * config/m68k/fpgnulib.c: Do not compile extendeed precision
25943 routines on ColdFire targets.
25945 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25947 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25948 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
25949 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
25950 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
25951 explicitly set MOTOROLA to 1.
25952 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
25954 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25955 Nathan Sidwell <nathan@codesourcery.com>
25957 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
25958 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
25959 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
25960 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
25961 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
25962 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
25963 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
25964 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
25965 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
25966 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
25967 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
25968 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
25969 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
25970 (DBX_REGISTER_NUMBER): Delete.
25971 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
25972 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
25973 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
25975 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25977 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
25978 * config/flat.h: New file.
25979 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
25980 OBJECT_FORMAT_FLAT.
25981 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
25982 indirect references for -msep-data or -mid-shared-library.
25983 Do not use PC-relative code addresses either.
25984 * config/m68k/m68k.c (override_options): Restrict -fPIC error
25986 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
25987 for shared libraries and crt1.o for executables. Use crti.o and
25989 (ENDFILE_SPEC): Use crtend.o and crtn.o.
25990 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
25991 Do not add -elf2flt or -shared-lib-id options here.
25992 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
25993 Pass -shared-lib-id if -mid-shared-library, taking the library
25994 identifier from -mshared-library-id if given, otherwise
25996 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
25997 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
25998 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
25999 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26000 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26001 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26003 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26004 jump sequence for ISA A and ISA A+.
26005 (PICJUMP): Likewise.
26007 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26009 * config.gcc (m68k-*-uclinux*): Base the port on the common
26010 and m68k GNU/Linux files rather than on the generic ELF ones.
26011 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26012 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26014 2007-01-18 Julian Brown <julian@codesourcery.com>
26015 Richard Sandiford <richard@codesourcery.com>
26017 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26018 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26019 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26021 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26022 80 unconditionally.
26023 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26025 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26027 * doc/install.texi: Document m68k-uclinuxoldabi.
26028 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26029 * config/m68k/uclinux-oldabi.h: New file, copied from
26030 config/m68k/uclinux.h.
26032 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26034 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26035 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26036 (m32r_compute_frame_size): Use unsigned for regno.
26037 (m32r_reload_lr): Use gen_frame_mem.
26039 (m32r_output_function_epilogue): Don't output the function epilogue
26041 (m32r_expand_epilogue): New.
26042 (direct_return): Return false if the function has the interrupt
26044 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26045 * config/m32r/m32r.md (epilogue): New expander.
26046 (return_lr, return_rte): New insns.
26047 (return): Make it expander.
26048 (return_normal): New expander.
26050 2007-01-18 Josh Conner <jconner@apple.com>
26053 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26054 support for UNLE, UNLT, UNGE, and UNGT.
26056 2007-01-18 Jan Hubicka <jh@suse.cz>
26058 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26059 * tree-tailcall (add_virtual_phis): Likewise.
26060 (optimize_tail_call): Return TODOs.
26061 (execute_tail_calls): Return TODOs.
26062 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26063 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26065 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26066 Cleanup cfg using TODO.
26067 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26068 * passes.c (execute_function_todo): When cleanup did something, remove
26070 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26071 (make_edges): Don't cleanup_cfg.
26073 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26075 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26076 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26077 operate on the top of stack.
26078 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26079 register handling of instructions that output to the second
26081 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26082 (move_for_stack_reg): Special-case check for dead destination
26083 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26085 * config/i386/i386.md (UNSPEC_TAN): New constant.
26086 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26087 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26088 to correctly model move of constant 1.0 to top stack slot.
26089 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26090 (unnamed peephole2 pattern): Remove corresponding peephole2
26091 pattern that optimizes tan insn and loading of constant 1.0.
26092 (tanxf2): Use fptanxf4_i387.
26093 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26094 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26095 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26096 disable patterns for SSE math.
26097 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26098 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26100 2007-01-18 Dirk Mueller <dmueller@suse.de>
26101 Richard Guenther <rguenther@suse.de>
26104 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26105 * common.opt (Warray-bounds): Add new warning option.
26106 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26108 * Makefile.in: make tree-vrp.o depend on toplev.h
26109 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26111 (check_array_refs, check_array_bounds, check_array_ref): New.
26113 2007-01-18 Jan Hubicka <jh@suse.cz>
26115 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26116 (execute_ssa_ccp): Return flags conditionally.
26117 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26119 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26121 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26123 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26124 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26126 * Makefile.c (GTFILES): Add cfglayout.h.
26127 * gengtype.c (open_base_files): Likewise.
26128 * cfglayout.c (cfg_layout_function_footer,
26129 cfg_layout_function_header) Reindent to make gengtype happy.
26130 * cfglayout.h (cfg_layout_function_footer,
26131 cfg_layout_function_header): Add GTY(()) marker.
26133 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26135 2007-01-18 Ben Elliston <bje@au.ibm.com>
26137 * genautomata.c (write_automata): Include xstrerror output in the
26138 error message if writing the DFA description file fails.
26140 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26142 * config/mips/mips-protos.h (mips_output_external): Make it
26144 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26145 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26146 (extern_list): Likewise.
26147 (extern_head): Likewise.
26148 (TARGET_ASM_FILE_END): Likewise.
26149 (mips_file_end): Likewise.
26150 (mips_output_external): Rewritten.
26152 2007-01-18 Ben Elliston <bje@au.ibm.com>
26154 * genpreds.c (write_insn_preds_c): Only write out the function
26155 body for regclass_for_constraint if we have register constraints.
26157 2007-01-17 Tom Tromey <tromey@redhat.com>
26159 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26160 * doc/install.texi (Testing): Use sourceware.org.
26161 (Binaries): Likewise.
26162 (Specific): Likewise.
26163 * doc/contrib.texi (Contributors): Use sourceware.org.
26165 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26167 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26168 (AVR_ENHANCED): Rename to ...
26169 (AVR_HAVE_MUL): ... new.
26170 (avr_enhanced_p): Rename to ...
26171 (avr_have_mul_p): ... new.
26172 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26173 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26174 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26175 (avr_have_mul_p): ... new.
26176 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26177 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26178 'avr_enhanced_p' and 'enhanced'.
26179 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26180 AVR_HAVE_MUL instead of AVR_ENHANCED.
26181 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26182 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26183 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26184 instead of AVR_ENHANCED.
26185 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26186 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26187 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26189 2007-01-17 Ian Lance Taylor <iant@google.com>
26191 * vec.h (VEC_reserve_exact): Define.
26192 (vec_gc_p_reserve_exact): Declare.
26193 (vec_gc_o_reserve_exact): Declare.
26194 (vec_heap_p_reserve_exact): Declare.
26195 (vec_heap_o_reserve_exact): Declare.
26196 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26198 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26199 negative parameter.
26200 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26201 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26202 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26203 * vec.c (calculate_allocation): Add exact parameter. Change all
26205 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26206 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26207 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26208 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26209 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26210 (vec_heap_p_reserve_exact): New function.
26211 (vec_heap_o_reserve_exact): New function.
26213 2007-01-17 Jan Hubicka <jh@suse.cz>
26215 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26217 2007-01-17 Eric Christopher <echristo@apple.com>
26219 * config.gcc: Support core2 processor.
26221 2007-01-16 Jan Hubicka <jh@suse.cz>
26223 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26224 the names, just unlink the chain so we don't crash on dangling
26228 2007-01-16 Jan Hubicka <jh@suse.cz>
26230 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26231 * tree-pass.h: Reorder to make IPA passes appear toegher.
26232 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26234 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26235 parameters, do not call early inliner.
26236 * ipa-inline.c: Update comments. Include tree-flow.h
26237 (cgraph_decide_inlining): Do not compute inlining parameters.
26238 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26239 be called with function context set up.
26240 (pass_ipa_inline): Remove unreachable functions before pass.
26241 (cgraph_early_inlining): Simplify assuming to be called from the
26243 (pass_early_inline): New pass.
26244 (cgraph_gate_ipa_early_inlining): New gate.
26245 (pass_ipa_early_inline): Turn into simple wrapper.
26246 (compute_inline_parameters): New function.
26247 (gate_inline_passes): New gate.
26248 (pass_inline_parameters): New pass.
26249 (apply_inline): Move here from tree-optimize.c
26250 (pass_apply_inline): New pass.
26251 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26253 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26254 doing them by hand.
26255 (tree_function_versioning): Do not allocate dummy struct function.
26256 * tree-inline.h (optimize_inline_calls): Update prototype.
26257 * tree-optimize.c (execute_fixup_cfg): Export.
26258 (pass_fixup_cfg): Remove
26259 (tree_rest_of_compilation): Do not apply inlines.
26260 * tree-flow.h (execute_fixup_cfg): Declare.
26261 * Makefile.in (gt-passes.c): New.
26262 * passes.c: Include gt-passes.h
26263 (init_optimization_passes): New passes.
26264 (nnodes, order): New static vars.
26265 (do_per_function_toporder): New function.
26266 (execute_one_pass): Dump current pass here.
26267 (execute_ipa_pass_list): Don't dump current pass here.
26269 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26271 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26272 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26274 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26276 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26277 (strong_alias): Define.
26278 (__gcc_qmul): Provide non-FMA for soft-float.
26279 (__gcc_qdiv): Same.
26284 (__gcc_qunord): New.
26294 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26295 soft-float functions.
26296 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26297 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26298 about long double soft float.
26300 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26301 Tehila Meyzels <tehila@il.ibm.com>
26303 * tree-vectorizer.h (is_pattern_stmt_p): New.
26304 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26305 formatting (tabs instead of spaces). Cleanup and clarify setting
26306 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26307 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26308 (vectorizable_type_demotion): Check that types are integral.
26309 (vectorizable_type_promotion): Likewise.
26310 (vectorizable_store): Fix typo. Eliminate new-line at end of
26313 2007-01-16 Jan Hubicka <jh@suse.cz>
26315 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26318 2007-01-15 Eric Christopher <echristo@apple.com>
26320 * ifcvt.c: Include vec.h, vecprim.h.
26321 (check_cond_move_block): New argument regs.
26322 Reorganize. Add registers used to regs.
26323 (cond_move_process_if_block): Use regs set above as
26326 2007-01-15 Eric Christopher <echristo@apple.com>
26328 * config/darwin.h: Update copyright.
26329 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26330 (LINK_COMMAND_SPEC): Add -u.
26331 (LINK_SPEC): Fix umbrella for above.
26333 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26335 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26338 2007-01-15 Tom Tromey <tromey@redhat.com>
26340 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26341 * doc/install.texi (Testing): Don't mention jacks.
26342 (Configuration): Document --enable-java-maintainer-mode. Move
26343 --with-java-home to libgcj-specific section. Document
26345 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26347 2007-01-15 Jan Hubicka <jh@suse.cz>
26349 * tree-ssa-dce.c (DCE_TODOs): New.
26350 (propagate_necessity): Return if something changed.
26351 (eliminate_unnecessary_stmts): Likewise.
26352 (perform_tree_ssa_dce): Return TODO flags when needed.
26353 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26355 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26357 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26358 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26359 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26360 patterns using X87MODEF12 mode macro. Extend operand 1
26361 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26362 (log10<mode>2): Ditto.
26363 (log2<mode>2): Ditto.
26364 (log1p<mode>2): Ditto.
26365 (logb<mode>2): Ditto.
26366 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26367 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26368 (*fxtractxf3_i387): Rename from *fxtractxf3.
26369 (fxtract_extend<mode>xf3_i387): New insn pattern.
26370 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26371 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26372 and gen_fyl2xxf3_i387().
26374 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26376 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26377 * cfgloopmanip.c (fix_loop_placement): Made static. Use
26378 get_loop_exit_edges. Changed return type to bool.
26379 * cfgloop.h (fix_loop_placement): Declaration removed.
26381 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
26383 * param.h (MIN_VECT_LOOP_BOUND): New.
26384 * params.def (MIN_VECT_LOOP_BOUND): New.
26385 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
26386 argument - minimum threshold for number of iterations.
26387 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
26388 argument to declaration.
26389 * tree-vect-analyze.c (vect_analyze_operations): Check value of
26390 MIN_VECT_LOOP_BOUND.
26391 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
26392 slpeel_tree_peel_loop_to_edge with additional argument.
26393 (vect_do_peeling_for_alignment): Likewise.
26394 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
26396 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
26399 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
26400 operands of size 1.
26402 2007-01-14 Jan Hubicka <jh@suse.cz>
26404 * tree-dfa.c (remove_referenced_var): New function.
26405 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
26406 prune referenced vars list too.
26407 * tree-flow.h (remove_referenced_var): Declare.
26409 2007-01-14 Jan Hubicka <jh@suse.cz>
26411 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
26413 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
26414 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
26415 * except.h (verify_eh_throw_table_statements): Kill prototype.
26416 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
26417 into call exrepssions.
26418 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
26420 * tree-cfg.c: Include pointer-set.h.
26421 (verify_node_sharing): Work on pointer set.
26422 (verify_eh_throw_stmt_node): New.
26423 (verify_stmts): Use pointers sets, verify throw_stmt.
26425 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
26427 * ipa-reference.c (analyze_function): Consider also addresses taken
26430 2007-01-12 Roger Sayle <roger@eyesopen.com>
26432 * c-typeck.c (null_pointer_constant_p): Replace use of
26433 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26434 (build_c_cast): Likewise.
26436 2007-01-12 Roger Sayle <roger@eyesopen.com>
26438 * tree.h (force_fit_type_double): Remove unused final argument.
26439 * c-common.c (constant_expression_warning): Replace use of
26440 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26441 (convert_and_check): Likewise.
26442 (shorten_compare): Update call to force_fit_type_double.
26443 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
26444 * convert.c (convert_to_pointer): Update call to
26445 force_fit_type_double.
26446 * fold-const.c (force_fit_type_double): Remove overflowed_const
26448 (int_const_binop, fold_convert_const_int_from_int,
26449 fold_convert_const_int_from_real, fold_div_compare,
26450 fold_sign_changed_comparison, fold_unary, fold_negate_const,
26451 fold_abs_const, fold_not_const): Remove the final argument from
26452 calls to force_fit_type_double.
26454 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
26456 * configure.ac: Set insn to "nop" for spu-*-* also.
26457 * configure: Regenerate.
26459 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
26461 * builtins.def : Add BUILT_IN_FREE.
26463 2007-01-12 Jan Hubicka <jh@suse.cz>
26465 PR tree-optimization/30443
26466 * tree-inline.c (tree_function_versioning): Do not optimize when
26467 cloning for inlining.
26469 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
26471 * doc/loop.texi: Document recording of loop exits.
26472 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
26473 (update_single_exits_after_duplication,
26474 update_single_exit_for_duplicated_loop,
26475 update_single_exit_for_duplicated_loops): Removed.
26476 (duplicate_loop_to_header_edge): Do not call
26477 update_single_exits_after_duplication and
26478 update_single_exit_for_duplicated_loops.
26479 (loop_version): Do not update single_exit information.
26480 (fix_loop_structure): Use record_loop_exits instead of
26481 mark_single_exit_loops.
26482 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
26483 the lists of loop exits.
26484 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
26485 split_edge, merge_blocks): Update the lists of loop exits.
26486 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
26487 loop_optimizer_init.
26488 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
26489 of mark_single_exit_loops.
26490 (loop_optimizer_finalize): Call release_recorded_exits.
26491 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
26492 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
26493 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
26494 update single exit information.
26495 * lambda-code.c (perfect_nestify): Ditto.
26496 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
26497 (mark_single_exit_loops): Removed.
26498 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
26499 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
26500 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
26502 (get_loop_exit_edges, single_exit): Use recorded exit lists.
26503 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
26504 (verify_loop_structure): Verify consistency of the exit lists.
26505 (flow_loops_find): Use alloc_loop. Initialize exits hash.
26506 (set_single_exit): Removed.
26507 * cfgloop.h (struct loop_exit): New function.
26508 (struct loop): single_exit_ field replaced by exits field.
26509 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
26510 LOOPS_HAVE_RECORDED_EXITS.
26511 (struct loops): Added exits hash.
26512 (mark_single_exit_loops, set_single_exit): Declaration removed.
26513 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
26515 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26517 * doc/invoke.texi: Avoid use of @headitem.
26519 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26521 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
26523 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26525 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
26528 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26529 Richard Sandiford <richard@codesourcery.com>
26531 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
26532 * config/m68k/m68k.opt: Resort options.
26533 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
26535 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26536 Richard Sandiford <richard@codesourcery.com>
26538 * doc/invoke.texi: Document the macros that are defined by
26539 m68k's -mtune and -mhard-float options.
26540 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
26541 (m68k_cpp_cpu_family): Likewise.
26542 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
26543 of __ucfv*__ macros. Define __mcffpu__ if generating code for
26544 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
26545 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
26546 (m68k_cpp_cpu_family): Likewise.
26548 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26550 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
26551 macros besides mc68000 as tuning macros. Use a switch statement
26552 to set them and mcpu32.
26554 2007-01-12 Julian Brown <julian@codesourcery.com>
26556 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
26557 (TARGET_68040_ONLY): Rename to...
26558 (TARGET_68040): ...this.
26559 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
26560 * config/m68k/m68k.md: Likewise.
26562 2007-01-12 Julian Brown <julian@codesourcery.com>
26563 Nathan Sidwell <nathan@codesourcery.com>
26564 Richard Sandiford <richard@codesourcery.com>
26566 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
26567 the -mcpu= argument associated with the --with-cpu setting.
26568 Define M68K_DEFAULT_TUNE to the default -mtune= option,
26569 if different from the one implied by the -mcpu setting.
26570 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
26571 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
26572 * doc/invoke.texi: Mention ColdFire in the introduction to the
26573 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
26574 -mno-div and -mhard-float options. Make -m68881 a synonym for
26575 -mhard-float. Document the previously-undocumented -m5206e,
26576 -m528x, -m5307 and -m5407 options. Tweak the existing option
26577 documentation for consistency.
26578 * doc/install.texi: Mention new --with-cpu arguments.
26579 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
26580 default CPU if neither -mcpu nor -march are specified.
26581 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
26582 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
26583 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
26584 using m68k_tune to decide between families that implement the
26585 same ISA. Use m68k_tune to set __mcfv4e__.
26586 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
26587 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
26588 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
26589 (FL_ISA_C, FL_ISA_MMU): New macros.
26590 (MASK_COLDFIRE): Delete.
26591 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
26592 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
26593 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
26594 (TARGET_HARD_FLOAT): Do not define here.
26595 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
26596 (TUNE_68000): New macro.
26597 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
26598 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
26599 (TUNE_CFV2): Redefine in terms of m68k_tune.
26600 (uarch_type, target_device, fpu_type): New enums.
26601 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
26602 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
26603 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
26604 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
26605 (FL_FOR_isa_c): New macros.
26606 (m68k_isa): New enum.
26607 (m68k_target_selection): New structure.
26608 (all_devices, all_isas, all_microarchs): New tables.
26609 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
26610 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
26611 (MASK_ALL_CPU_BITS): Delete.
26612 (m68k_find_selection): New function.
26613 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
26614 Map the legacy target options to a combination of the new ones.
26615 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
26616 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
26617 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
26619 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
26620 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
26622 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
26623 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
26624 * config/m68k/m68k-devices.def: New file.
26626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26627 Nathan Sidwell <nathan@codesourcery.com>
26629 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
26630 (SUBTARGET_EXTRA_SPECS): New macros.
26631 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
26632 use %(asm_cpu_spec) instead.
26633 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
26634 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
26635 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
26636 (EXTRA_SPECS): Rename to...
26637 (SUBTARGET_EXTRA_SPECS): ...this.
26639 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26640 Richard Sandiford <richard@codesourcery.com>
26641 Julian Brown <julian@codesourcery.com>
26643 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26644 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
26645 to the configuration's default CPU.
26646 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
26647 Remove default masks.
26648 (m680[012]0-*-*): Set the default with_cpu to the first part of
26650 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
26651 (m68k*-*-linux): Extend the --with-cpu handling to...
26652 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
26653 and m68010. Don't set target_cpu_default2.
26654 * doc/install.texi: Document --with-cpu for m68k.
26655 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
26656 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
26657 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
26658 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
26659 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
26660 (ASM_SPEC): Remove use of %(asm_cpu_default).
26661 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
26662 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
26663 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
26664 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
26665 __HAVE_FPU__ if TARGET_HARD_FLOAT.
26666 (TARGET_DEFAULT): Delete.
26667 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
26668 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
26669 (CPP_CPU_SPEC): Delete.
26670 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
26671 the appropriate string.
26672 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
26673 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
26674 (ASM_SPEC): Don't use %(asm_default_spec).
26675 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
26676 TARGET_DEFAULT and add MASK_68881.
26677 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
26679 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26681 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
26682 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
26683 MASK_68010 alongside MASK_68020.
26684 * doc/invoke.texi: Document -m68010.
26685 * config/m68k/m68k.opt (m68010): New.
26686 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
26688 (TUNE_68010): New macro.
26689 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
26690 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
26691 (M68K_CPU_m68332): Add MASK_68010.
26692 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
26693 fallback definition.
26694 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
26696 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
26697 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
26698 to all entries that use MASK_68020.
26699 (output_move_simode_const, output_move_himode, output_move_qimode)
26700 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
26701 instead of TARGET_68020 to select clr behavior. Remove comment
26702 about there being no TARGET_68010.
26703 * config/m68k/m68k.md: Likewise throughout.
26705 2007-01-12 Julian Brown <julian@codesourcery.com>
26707 * config/m68k/m68k.h (TARGET_ISAB): New macro.
26708 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
26709 * config/m68k/m68k.md: Likewise.
26711 2007-01-12 Julian Brown <julian@codesourcery.com>
26713 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
26714 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
26716 2007-01-12 Julian Brown <julian@codesourcery.com>
26718 * config/m68k/m68k.h (TUNE_68040_60): New macro.
26719 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
26720 * config/m68k/m68k.md: Likewise.
26722 2007-01-12 Julian Brown <julian@codesourcery.com>
26723 Richard Sandiford <richard@codesourcery.com>
26725 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
26726 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
26727 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
26729 (TARGET_CPU32): Rename to...
26730 (TUNE_CPU32): ...this.
26731 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
26732 (TUNE_CFV2): New macros.
26733 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
26734 remove conditions that are implied by TARGET_68020.
26735 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
26736 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
26737 (m68k_output_function_epilogue): Likewise.
26738 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
26739 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
26740 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
26741 non-68000 timings. Refactor multiplication and division costs.
26742 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
26743 TUNE_CPU32 instead of TARGET_CPU32.
26744 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
26745 and TUNE_68060 instead of TARGET_68060.
26746 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
26747 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
26749 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
26750 && !TARGET_COLDFIRE" to choose between moveq and clr.
26751 Likewise in the unnamed movsf pattern.
26752 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
26753 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
26756 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26758 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
26759 of tabbing before backslashes.
26761 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26763 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
26764 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
26765 (ASM_OUTPUT_INTERNAL_LABEL): Define.
26767 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26769 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
26770 find_interesting_uses_cond.
26771 (find_interesting_uses_cond): Use extract_cond_operands.
26772 (rewrite_use_compare): Use extract_cond_operands and
26773 force_gimple_operand_bsi. Do not call update_stmt.
26774 (determine_use_iv_cost_condition): Use extract_cond_operands.
26775 Return cheaper of using original bound and changing the exit bound.
26777 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26779 PR tree-optimization/29516
26780 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
26781 most_expensive_mult_to_index, addr_to_parts,
26782 create_mem_ref, maybe_fold_tmr): Make the type of
26783 fields of TARGET_MEM_REF sizetype.
26784 (move_fixed_address_to_symbol, move_pointer_to_base):
26786 * tree.def (TARGET_MEM_REF): Add comment on types of
26789 2007-01-11 Joseph Myers <joseph@codesourcery.com>
26791 * c-common.c (vector_types_convertible_p): Treat opaque types as
26792 always convertible if they have the same size, but not otherwise.
26794 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
26796 * ifcvt.c (struct noce_if_info): Add comments to the fields.
26797 Remove the b_unconditional field.
26798 (noce_try_sign_mask): Do not look at b_unconditional.
26799 (noce_process_if_block): Do not use merge_if_blocks. Update
26800 the CFG here. Do not set b_unconditional.
26801 (cond_move_process_if_block): Likewise.
26802 (find_cond_trap): Likewise.
26803 (check_cond_move_block): Require simple jump insns at the end
26804 of the basic block.
26806 2007-01-11 Jan Hubicka <jh@suse.cz>
26808 PR tree-optimization/1046
26809 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
26810 when alias info is not ready.
26811 (pass_tail_recursion): Do not require aliasing.
26812 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
26813 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
26814 * tree-ssa-copy.c (pass_copy_prop): Likewise.
26815 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
26816 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
26817 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
26818 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
26820 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
26821 When aliasing is not build, mark statement as volatile.
26823 2007-01-11 Tom Tromey <tromey@redhat.com>
26825 PR preprocessor/15185, PR preprocessor/20989:
26826 * doc/cppopts.texi <-MT>: Update description of algorithm for
26827 computing default target.
26828 <-M, -MD>: Reword "basename" text.
26830 2007-01-11 Roger Sayle <roger@eyesopen.com>
26832 * builtins.c (expand_builtin_pow, expand_builtin_powi,
26833 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
26834 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
26835 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
26836 fold_builtin_bswap, real_constp, fold_builtin_pow,
26837 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
26838 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
26839 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26840 * convert.c (convert_to_pointer): Likewise.
26841 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
26842 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
26843 const_binop, fold_convert_const_int_from_int,
26844 fold_convert_const_int_from_real,
26845 fold_convert_const_real_from_real, sign_bit_p,
26846 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
26847 fold_sign_changed_comparison, fold_unary, fold_comparison,
26848 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
26849 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
26850 * print-tree.c (print_node_brief, print_node): Likewise.
26851 * stor-layout.c (place_field, layout_type): Likewise.
26852 * tree-chrec.c (keep_cast): Likewise.
26853 * tree.c (build_vector, build_real, build_real_from_int_cst,
26854 build_complex): Likewise.
26856 2007-01-11 Roger Sayle <roger@eyesopen.com>
26858 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
26859 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
26861 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
26863 * configure.ac (strict1_warn): Rename to strict_warn.
26864 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
26865 cc_set_by_configure, quoted_cc_set_by_configure,
26866 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
26867 all_boot_languages, all_stagestuff): Remove.
26868 (target_list): Remove bootstrap targets.
26869 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
26870 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
26871 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
26872 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
26873 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
26874 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
26875 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
26876 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
26877 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
26878 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
26879 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
26880 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
26881 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
26882 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
26883 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
26884 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
26885 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
26886 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
26887 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
26888 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
26889 (mostlyclean): Adjust.
26890 (clean, distclean): Don't mention bootstrap stuff.
26891 * configure: Regenerate.
26892 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
26893 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
26894 treelang/config-lang.in (stagestuff): Remove.
26895 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
26896 stageprofile, stagefeedback, stagestuff): Remove mention.
26898 2007-01-11 Nick Clifton <nickc@redhat.com>
26900 * config/mcore/predicates.md (mcore_general_movesrc_operand):
26902 (mcore_general_movdst_operand): Do not accept CONST_INTs.
26903 (mcore_arith_K_S_operand): Run the test for the S constraint not
26904 the test for the M constraint.
26905 (mcore_addsub_operand): Do not accept integer values that are
26906 larger than 32 bits.
26907 * config/mcore/mcore.md: Remove unused constraints from split.
26908 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
26909 (addsi3): Likewise.
26910 (allocate_stack): Likewise.
26911 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
26912 operands to 32 bits.
26913 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
26915 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
26916 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
26917 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
26918 mcore_output_bclri, mcore_output_andn, output_inline_const,
26919 mcore_output_move, mcore_output_movedouble): Likewise.
26920 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
26921 (output_inline_const): Likewise.
26922 (output_inline_const): Fix format strings used in sprintf
26924 * config/mcore/mcore-protos.h: Update prototypes for changed
26925 functions in mcore.c.
26926 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
26927 HOST_WIDE_INT and not int.
26928 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
26929 CONST_OK_FOR_N): Likewise.
26930 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
26931 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
26934 2007-01-10 Jan Hubicka <jh@suse.cz>
26936 * tree-vrp.c (remove_range_assertions): Release defs.
26937 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
26938 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
26940 2007-01-10 Paul Brook <paul@codesourcery.com>
26942 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
26943 * config/arm/arm.md (mulsi3subsi): New insn.
26945 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
26947 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
26948 (tree_transform_and_unroll_loop): New.
26949 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
26952 2007-01-10 Robert Kennedy <jimbob@google.com>
26954 * fold-const.c (fold_comparison): Fold comparisons like (x *
26955 1000 < 0) to (x < 0).
26957 2007-01-10 Ian Lance Taylor <iant@google.com>
26959 * tree-pretty-print.c (dump_generic_node): Print parentheses when
26960 operands have the same priority.
26962 2007-01-10 Tom Tromey <tromey@redhat.com>
26964 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
26965 (fold_binary): Likewise.
26966 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
26967 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
26968 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
26969 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
26970 * langhooks.h (struct lang_hooks): Removed field
26971 'can_use_bit_fields_p'.
26973 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
26975 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
26977 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
26979 * function.c (get_last_funcdef_no): New function.
26980 * function.h (get_last_funcdef_no): Declare.
26981 * tree-inline.c (initialize_cfun): Add initialization.
26982 (tree_function_versioning): Cleanup.
26984 2007-01-10 Jan Hubicka <jh@suse.cz>
26986 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
26989 2007-01-10 Sa Liu <saliu@de.ibm.com>
26990 Ben Elliston <bje@au.ibm.com>
26992 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
26993 for SAVE_NONLOCAL and Pmode for any other save level.
26994 * spu-protos.h (spu_restore_stack_block): Declare.
26995 * spu.md (save_stack_block): Remove.
26996 (restore_stack_block): Call spu_restore_stack_block.
26997 * spu.c (spu_restore_stack_block): New function.
26998 (spu_expand_epilogue): Remove old comment.
27000 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27002 PR tree-optimization/30322
27003 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27004 (cand_value_at): Return the value as aff_tree.
27005 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27006 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27007 aff_combination_mult): New functions.
27008 (aff_combination_add): Use aff_combination_add_cst.
27009 (aff_combination_convert): Allow conversions to a wider type.
27010 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27011 * tree-affine.h (aff_combination_mult): Declare.
27013 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27015 * doc/tm.texi: Update documentation to reflect reality of exec
27016 and start file search behaviours. Update copyright year.
27017 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27018 header file directories.
27020 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27022 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27023 (*cosxf2): Rename to cosxf2_i387.
27024 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27025 using X87MODEF12 mode macro. Rename patterns to
27026 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27028 (*cosdf2, *cossf2): Ditto.
27029 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27030 to match extended input operands.
27031 (sincos<mode>3): New expander.
27032 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27033 insn patterns and corresponding splitters.
27035 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27037 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27038 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27040 2007-01-09 Nicolas Pitre <nico@cam.org>
27043 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27045 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27047 * target.h (struct gcc_target): New field library_rtti_comdat.
27048 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27049 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27050 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27051 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27053 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27055 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27057 2007-01-08 Richard Guenther <rguenther@suse.de>
27059 * tree.h (force_fit_type_double): Export.
27060 (force_fit_type): Remove.
27061 * fold-const.c (force_fit_type_double): New function.
27062 (force_fit_type): Remove.
27063 (int_const_binop): Use it.
27064 (fold_convert_const_int_from_int): Likewise.
27065 (fold_convert_const_int_from_real): Likewise.
27066 (fold_div_compare): Likewise.
27067 (fold_sign_changed_comparison): Likewise.
27068 (fold_unary): Likewise.
27069 (fold_negate_const): Likewise.
27070 (fold_abs_const): Likewise.
27071 (fold_not_const): Likewise.
27072 * c-common.c (shorten_compare): Use force_fit_type_double.
27073 * convert.c (convert_to_pointer): Likewise.
27075 2007-01-08 Richard Guenther <rguenther@suse.de>
27077 * tree.h (build_int_cst_wide_type): Export.
27078 * tree.c (build_int_cst_wide_type): New function.
27079 (build_int_cst_wide): Fix comment.
27080 * builtins.c (fold_builtin_object_size): Use build_int_cst
27081 to build -1 or 0 of the correct type. Use fit_double_type
27082 to check for overflow.
27083 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27085 (decode_field_reference): Likewise.
27086 (all_ones_mask_p): Likewise.
27087 (native_interpret_int): Use build_int_cst_wide_type.
27088 (fold_binary): Use build_int_cst_type to build an all-ones
27090 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27092 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27094 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27096 2007-01-09 Ben Elliston <bje@au.ibm.com>
27098 * genautomata.c (STATS_OPTION): New option.
27099 (stats_flag): New flag.
27100 (gen_automata_option): Handle it.
27101 (initiate_automaton_gen): Ditto.
27102 (write_automata): Output statistics only if stats_flag is
27103 set. Likewise, output time statistics only if time_flag is set.
27104 * doc/md.texi (Processor pipeline description): Document new flag.
27106 2007-01-08 Richard Guenther <rguenther@suse.de>
27108 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27109 * tree.c (build_int_cst_type): Likewise.
27110 (size_in_bytes): Don't call force_fit_type on the result.
27111 (int_fits_type_p): Use fit_double_type.
27112 * fold-const.c (fit_double_type): New function.
27113 (force_fit_type): Use it.
27114 * tree.h (fit_double_type): Export.
27116 2007-01-08 Jan Hubicka <jh@suse.cz>
27118 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27119 * ipa.c (function_and_variable_visibility): Fix return type.
27121 2007-01-08 Richard Guenther <rguenther@suse.de>
27123 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27124 of offset to build the index.
27125 * tree-pretty-print.c (dump_generic_node): Don't build negated
27126 const just for printing.
27127 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27128 * builtins.c (fold_builtin_int_roundingfn): Check if result
27129 fits the type by using force_fit_type and comparing the result.
27130 * predict.c (predict_loops): Use compare_tree_int for comparison.
27131 * tree.c (build_int_cst): Fall back to integer_type_node for
27133 (build_int_cst_wide): Assert type is non-null.
27135 2007-01-08 Roberto Costa <roberto.costa@st.com>
27137 * tree-vrp.c (extract_range_from_cond_expr): New.
27138 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27139 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27141 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27142 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27143 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27144 used as expressions.
27145 * tree-object-size.c (cond_expr_object_size): New.
27146 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27148 2007-01-08 Jan Hubicka <jh@suse.cz>
27150 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27151 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27154 2007-01-08 Richard Guenther <rguenther@suse.de>
27156 PR tree-optimization/23603
27157 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27158 (extract_range_from_binary): Fall back to truthvalue instead of
27159 varying for TRUTH_*_EXPR.
27160 (extract_range_from_comparison): Fall back to truthvalue instead of
27162 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27163 if all visited PHI values were constant.
27165 2007-01-08 Jan Hubicka <jh@suse.cz>
27167 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27168 (cgraph_analyze_function): break out from ...
27169 (cgraph_finalize_compilation_unit): ... here.
27170 (cgraph_expand_function): Remove forgoten commented out line.
27171 (cgraph_optimize): Analyze functions.
27173 2007-01-08 Jan Hubicka <jh@suse.cz>
27175 * tree-pas.h (TODO_remove_function): New flag.
27176 (TODO_update*): Renumber.
27177 (pass_ipa_increase_alignment,
27178 pass_ipa_function_and_variable_visibility): New passes.
27179 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27180 (cgraph_function_and_variable_visibility): Move to ipa.c
27181 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27182 cgraph_increase_alignment.
27183 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27184 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27185 calling tree-inline.
27186 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27187 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27188 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27189 (gate_increase_alignment): New function.
27190 (pass_ipa_increase_alignment): New pass.
27191 * ipa.c: Inline tree-pass.h and timevar.h
27192 (function_and_variable_visibility): Move here from cgraphunit.c
27193 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27194 * passes.c (init_optimization_passes): Add the two new passes.
27195 (execute_todo): Handle cgraph_remove_functions.
27197 2007-01-08 Nick Clifton <nickc@redhat.com>
27199 * config/frv/predicates.md (reg_or_0_operand): Accept
27202 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27204 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27205 * config.gcc: Add bfin*-rtems*.
27207 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27209 * c.opt: Add -flax-vector-conversions.
27210 * c-typeck.c (convert_for_assignment): Pass flag to
27211 vector_types_convertible_p to allow emission of note.
27212 (digest_init): Likewise.
27213 * c-opts.c: Handle -flax-vector-conversions.
27214 * c-common.c (flag_lax_vector_conversions): New.
27215 (vector_types_convertible_p): Unless -flax-vector conversions
27216 has been passed, disallow conversions between vectors with
27217 differing numbers of subparts and/or element types. If such
27218 a conversion is disallowed, possibly emit a note on the first
27219 occasion only to inform the user of -flax-vector-conversions.
27220 The new last argument specifies this.
27221 * c-common.h (flag_lax_vector_conversions): New.
27222 (vector_types_convertible_p): Add extra argument.
27223 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27224 char_type_node for V*QI type vectors.
27225 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27226 Update to satisfy new typechecking rules.
27227 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27228 C and C++ variants.
27229 * doc/invoke.texi (C Dialect Options): Document
27230 -flax-vector-conversions.
27232 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27234 PR tree-optimization/29877
27235 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27236 a register variable on the RHS to not be replaceable.
27238 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27239 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27240 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27241 const_simm15, const_pow2, const_npow2): Added.
27242 * config/score/misc.md (insv, extv, extzv, movmemsi,
27243 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27244 * config/score/score.c (score_address_cost, score_select_cc_mode):
27246 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27247 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27248 Update score_print_operand.
27249 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27250 Adjust register allocate order and update some macro define.
27251 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27252 mdx_block_move_straight, mdx_block_move_loop_head,
27253 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27254 mdx_block_move_loop, mdx_block_move): Added.
27255 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27256 mdp_limm): Updated and fix some bug and typo.
27257 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27258 (movsf, movdf, doloop_end): Added.
27260 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27262 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27263 config/arm/thumb2.md: Fix comment typos.
27264 * doc/extend.texi: Fix a typo.
27266 2007-01-07 Eric Christopher <echristo@apple.com>
27268 * configure.ac: Check for __stack_chk_fail for darwin.
27269 * configure: Regenerate.
27271 2007-01-07 Richard Guenther <rguenther@suse.de>
27273 * tree-vrp.c (extract_range_from_assert): CSE calls to
27274 compare_values where possible.
27275 (extract_range_from_unary_expr): Likewise.
27277 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27279 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27280 * config/avr/avr.c (call_insn_operand): Delete function.
27281 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27282 instead of register number. Use predicates.
27283 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27284 call_insn_operand): Add.
27286 2007-01-06 Jan Hubicka <jh@suse.cz>
27288 * tree-pass.h (pass_build_cgraph_edges): Declare.
27289 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27290 (visited_nodes): Remove.
27291 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27292 build_cgrpah_edges; make visited_nodes local.
27293 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27294 (record_references_in_initializer): Move to cgraphbuild.c
27295 (initialize_inline_failed, rebuild_cgraph_edges,
27296 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27297 (verify_cgraph_node): Make visited_nodes local.
27298 (cgraph_analyze_function): Do not call cgraph_create_edges and
27299 initialize_inline_failed.
27300 (cgraph_expand_function): Do not call cgraph_lower_function;
27301 assert that function is already lowered.
27302 * Makefile.in (cgraphbuild.o): New.
27303 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27304 at the end of lowering passes.
27306 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27308 * ifcvt.c (cond_move_convert_if_block): New function, code
27309 factored out from...
27310 (cond_move_process_if_block): ...here. Call the new function
27311 on the THEN and ELSE blocks.
27312 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27313 already takes care of this.
27315 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27318 * tree.h (TREE_OVERFLOW_P): New.
27319 * c-typeck.c (parser_build_unary_op): Warn only if result
27320 overflowed and operands did not.
27321 (parser_build_binary_op): Likewise.
27322 (convert_for_assignment): Remove redundant overflow_warning.
27323 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27325 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27327 * c-typeck.c (store_init_value): Split over two lines to follow
27328 the GNU coding style.
27330 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27332 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27333 __GXX_EXPERIMENTAL_CXX0X__.
27334 * doc/cpp.texi: Same.
27336 2007-01-05 Richard Guenther <rguenther@suse.de>
27338 PR middle-end/27826
27339 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27340 with mismatched types. Instead explicitly build a
27341 conversion NOP_EXPR.
27343 2007-01-05 Ian Lance Taylor <iant@google.com>
27345 * c-common.c (decl_with_nonnull_addr_p): New function.
27346 (c_common_truthvalue_conversion): Call it.
27347 * c-typeck.c (build_binary_op): Likewise.
27348 * c-common.h (decl_with_nonnull_addr_p): Declare.
27350 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27353 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27356 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27358 * doc/install.texi (Final install): Document the fact that
27359 the GNAT runtime should not be stripped.
27361 2007-01-04 Jan Hubicka <jh@suse.cz>
27363 * tree-inline.c (fold_marked_statements): Update operand caches
27364 and EH after folding
27366 2007-01-04 Ian Lance Taylor <iant@google.com>
27368 * c-common.c (check_function_nonnull): Whitespace fix.
27370 2007-01-04 Jan Hubicka <jh@suse.cz>
27372 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27373 comitted older version of patch.
27374 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27375 function, celanup cfg and collect garbage.
27377 2007-01-04 Mike Stump <mrs@apple.com>
27379 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
27382 2007-01-04 Eric Christopher <echristo@apple.com>
27384 * libgcc2.c (__bswapsi2): Use SItype.
27385 (__bswapdi2): Use DItype.
27386 * libgcc2.h: Update for above.
27388 2007-01-04 Paul Brook <paul@codesourcery.com>
27390 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
27391 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
27392 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
27393 umulsidi3, umulsidi3adddi, smulsi3_highpart,
27394 umulsi3_highpart): Make conditional on !arm_arch6.
27395 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
27396 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
27397 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
27398 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
27399 umulsi3_highpart_v6): New insns.
27401 2007-01-04 Roger Sayle <roger@eyesopen.com>
27403 * fold-const.c (fold_convert): When casting an expression to void,
27404 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
27405 have a type. Instead of attempting to build a NOP_EXPR, return
27406 these "special" trees directly.
27408 2007-01-04 Joseph Myers <joseph@codesourcery.com>
27410 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
27411 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
27412 rs6000_cost->fp not 0 as adjustment for outer NEG.
27414 2007-01-04 Jan Hubicka <jh@suse.cz>
27416 * cgraph.c (cgraph_release_function_body): New function.
27417 (cgraph_remove_node): Use it.
27418 * cgraph.h (cgraph_release_function_body): Declare.
27419 * cgraphunit.c (cgraph_expand_function): Use it.
27420 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
27421 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
27422 is initialized and while compilation of other function is running.
27423 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
27424 statement CFG annotations from here to ...
27425 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
27427 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
27429 * cfgloop.h (enum li_flags): Make the constants powers of two.
27431 2007-01-04 Jan Hubicka <jh@suse.cz>
27433 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
27435 (fold_marked_statements): New function.
27436 (optimize_inline_calls, tree_function_versioning): Fold new statements.
27437 * tree-inline.h (copy_body_data): Add statements_to_fold.
27439 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
27441 * config.gcc: Mention libgcc/config.host.
27442 * Makefile.in: Update comments mentioning libgcc.
27443 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
27444 (all.cross, start.encap, rest.encap, rest.cross): Update
27445 dependencies for libgcc move.
27446 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
27447 (clean-target, clean-target-libgcc): Delete.
27448 (srcdirify, GCC_EXTRA_PARTS): New macros.
27449 (libgcc-support, libgcc.mvars): New rules.
27450 (distclean): Remove mention of mklibgcc.
27451 (install): Don't reference INSTALL_LIBGCC.
27452 (install-common): Don't reference EXTRA_PARTS.
27453 (install-libgcc, install-multilib): Delete rules.
27454 * mklibgcc.in: Delete file.
27455 * doc/configfiles.texi: Don't mention mklibgcc.
27457 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
27458 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
27459 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
27460 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
27461 (mklibgcc, ldblspecs): Likewise.
27463 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
27464 (posixpre.def): Use $(T).
27465 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
27466 (SHLIB_SRC, SHLIB_INSTALL): Delete.
27467 (SHLIB_LINK): Make dummy.
27468 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
27470 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
27472 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
27473 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
27474 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
27475 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
27477 * configure.ac (all_outputs): Remove mklibgcc.
27478 * configure: Regenerated.
27480 2007-01-03 Josh Conner <jconner@apple.com>
27482 PR middle-end/29683
27483 * calls.c (compute_argument_addresses): Set stack and stack_slot
27484 for partial args, too.
27485 (store_one_arg): Use locate.size.constant for the size when
27486 generating a save_area.
27488 2007-01-03 Robert Kennedy <jimbob@google.com>
27490 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
27491 whose definitions are deleted due to basic block merging.
27493 2007-01-03 Paul Brook <paul@codesourcery.com>
27496 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
27498 (use_return_insn): Return 0 for Thumb interrupt functions.
27499 (print_multi_reg): Add rfe argument for IRQ returns.
27500 (arm_output_epilogue): Pop interrupt return address directly into PC.
27501 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
27503 2007-01-03 Paul Brook <paul@codesourcery.com>
27505 Merge from sourcerygxx-4_1.
27506 * config/arm/thumb2.md: New file.
27507 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
27509 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
27510 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
27511 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
27512 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
27514 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
27515 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
27517 * config/arm/ieee754-sf.S: Ditto.
27518 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
27519 (thumb1_base_register_rtx_p): ... to this.
27520 (thumb_index_register_rtx_p): Rename...
27521 (thumb1_index_register_rtx_p): ... to this.
27522 (thumb_output_function_prologue): Rename...
27523 (thumb1_output_function_prologue): ... to this.
27524 (thumb_legitimate_address_p): Rename...
27525 (thumb1_legitimate_address_p): ... to this.
27526 (thumb_rtx_costs): Rename...
27527 (thumb1_rtx_costs): ... to this.
27528 (thumb_compute_save_reg_mask): Rename...
27529 (thumb1_compute_save_reg_mask): ... to this.
27530 (thumb_final_prescan_insn): Rename...
27531 (thumb1_final_prescan_insn): ... to this.
27532 (thumb_expand_epilogue): Rename...
27533 (thumb1_expand_epilogue): ... to this.
27534 (arm_unwind_emit_stm): Rename...
27535 (arm_unwind_emit_sequence): ... to this.
27536 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
27537 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
27538 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
27539 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
27540 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
27541 thumb2_output_casesi): New functions.
27542 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
27543 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
27544 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
27545 THUMB2_WORK_REGS): Define.
27546 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
27547 arm_condexec_mask, arm_condexec_masklen)): New variables.
27548 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
27549 (arm_override_options): Check new CPU capabilities.
27550 Set new architecture flag variables.
27551 (arm_isr_value): Handle v7m interrupt functions.
27552 (user_return_insn): Return 0 for v7m interrupt functions. Handle
27554 (const_ok_for_arm): Handle Thumb-2 constants.
27555 (arm_gen_constant): Ditto. Use movw when available.
27556 (arm_function_ok_for_sibcall): Return false for v7m interrupt
27558 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
27559 (thumb_find_work_register, arm_load_pic_register,
27560 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
27561 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
27562 print_multi_reg, output_mov_long_double_fpa_from_arm,
27563 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
27564 output_mov_double_fpa_from_arm, output_move_double,
27565 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
27566 output_return_instruction, arm_output_function_prologue,
27567 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
27568 arm_output_mi_thunk, thumb_set_return_address): Ditto.
27569 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
27570 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
27571 (arithmetic_instr, shift_op): Use arm_shift_nmem.
27572 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
27574 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
27575 (thumb_expand_prologue): Use thumb_set_frame_pointer.
27576 (arm_file_start): Output directive for unified syntax.
27577 (arm_unwind_emit_set): Handle stack alignment instruction.
27578 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
27579 Add v6t2, v7, v7a, v7r and v7m.
27580 (RETLDM): Add Thumb-2 code.
27581 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
27582 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
27583 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
27584 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
27585 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
27586 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
27587 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
27588 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
27589 ADJUST_INSN_LENGTH): Define.
27590 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
27591 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
27592 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
27593 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
27594 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
27595 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
27596 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
27597 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
27598 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
27599 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
27600 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
27601 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
27602 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
27603 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
27604 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
27605 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
27606 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
27608 * config/arm/arm-tune.md: Regenerate.
27609 * config/arm/arm-protos.h: Update prototypes.
27610 * config/arm/vfp.md: Enable patterns for Thumb-2.
27611 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
27612 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
27613 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
27614 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
27615 * config/arm/libunwind.S: Add Thumb-2 code.
27616 * config/arm/constraints.md: Update include Thumb-2.
27617 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
27618 * config/arm/ieee754-df.S: Ditto.
27619 * config/arm/bpabi.S: Ditto.
27620 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
27621 * config/arm/predicates.md (low_register_operand,
27622 low_reg_or_int_operand, thumb_16bit_operator): New.
27623 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
27624 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
27625 * config/arm/t-arm-elf: Add armv7 multilib.
27626 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
27628 (UNSPEC_STACK_ALIGN, ce_count): New.
27629 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
27630 arm_zero_extendsidi2, arm_zero_extendqidi2): New
27632 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
27633 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
27634 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
27635 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
27636 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
27637 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
27639 * doc/extend.texi: Document ARMv7-M interrupt functions.
27640 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
27642 2007-01-03 Jakub Jelinek <jakub@redhat.com>
27644 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
27645 (struct _Unwind_Context): Rename args_size to flags, remove
27646 signal_frame field, add a new args_size field and version field.
27647 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
27648 _Unwind_IsExtendedContext): New inline functions.
27649 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
27650 Assume by_value array is only present if _Unwind_IsExtendedContext.
27651 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
27652 _Unwind_IsSignalFrame.
27653 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
27654 (uw_update_context_1): Use _Unwind_SetSignalFrame.
27655 (uw_init_context_1): Initialize context->flags to
27656 EXTENDED_CONTEXT_BIT.
27657 * config/rs6000/linux-unwind.h (frob_update_context): Use
27658 _Unwind_SetSignalFrame.
27660 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27662 PR middle-end/30353
27663 * gimplify.c (gimplify_modify_expr_complex_part): Move below
27664 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
27667 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
27669 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
27670 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
27671 RET, AT_SP): Remove.
27672 * config/i386/i386.md (*sse_prologue_save_insn): Use return
27675 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27676 * cfgbuild.c (find_basic_blocks): Likewise.
27677 * cfgrtl.c (rtl_create_basic_block): Likewise.
27678 * function.c (temp_slots_at_level): Likewise.
27679 * reg-stack.c (stack_regs_mentioned): Likewise.
27680 * regclass.c (allocate_reg_info): Likewise.
27681 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27682 set_bb_for_stmt, move_block_to_fn): Likewise.
27683 * tree-complex.c (tree_lower_complex): Likewise.
27684 * vec.h (VEC_safe_grow_cleared): New.
27686 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
27688 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
27690 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
27691 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
27693 * cfgloopmanip.c (scale_loop_frequencies): Export.
27694 (loopify): Scale the frequencies by prescribed coefficients.
27695 (set_zero_probability): New function.
27696 (duplicate_loop_to_header_edge): Improve updating of frequencies.
27697 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
27698 and frequencies according to arguments.
27699 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
27701 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
27702 * modulo-sched.c (sms_schedule): Set probabilities for entering
27703 versioned loop correctly.
27704 * tree-vect-transform.c (vect_transform_loop): Ditto.
27705 * cfgloop.h (loopify, loop_version): Declaration changed.
27706 (scale_loop_frequencies): Declared.
27708 2007-01-02 Jan Hubicka <jh@suse.cz>
27710 * cgraph.c: Include tree-flow.h
27711 (cgraph_add_new-function): Handle IPA_SSA mode; execute
27712 early_local_passes.
27713 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
27714 * tree-pass.h (pass_all_early_optimizations): Declare.
27715 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
27716 early_local_passes.
27717 (cgraph_analyze_function): Do early_local_passes.
27718 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27719 Do not add referenced vars.
27720 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
27722 (gate_all_early_local_passes): New gate.
27723 (pass_early_local_passes): Use new gate.
27724 (execute_early_local_optimizations): New functions.
27725 (gate_all_early_optimizations): New gate.
27726 (pass_all_early_optimizations): New pass.
27727 (execute_free_datastructures): Free SSA only when initialized.
27728 (gate_init_datastructures): Init only when optimizing.
27729 (tree_lowering_passes): Do early local passes when called late.
27730 * tree-profile.c (do_tree_profiling): Don't profile functions added
27732 (do_early_tree_profiling, pass_early_tree_profile): Kill.
27733 * tree-cfg.c (update_modified_stmts): Do not update when operands are
27735 * passes.c (init_optimizations_passes): Reorder so we go into SSA
27736 during early_local_passes.
27737 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
27740 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27742 * Makefile.in: Update copyright year.
27744 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27746 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
27747 in $(lang_checks) and check-consistency targets.
27749 2007-01-02 Jan Hubicka <jh@suse.cz>
27751 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27752 Do not add referenced vars.
27753 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
27755 * passes.c (init_optimization_passes): Put mudflap_2 after
27756 free_datastructures.
27758 2007-01-02 Jan Hubicka <jh@suse.cz>
27760 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
27761 Set NOTHROW flag on call statements proved to be nothrow.
27762 Update statement of local calls so new pure/const functions are
27763 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
27765 (tree_rest_of_compilation): Register hooks and initialize bitmap
27766 early. Do not set after_inlining flag.
27768 2007-01-02 Steve Ellcey <sje@cup.hp.com>
27770 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
27771 HOST_BITS_PER_LONGLONG
27773 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27776 * c-typeck.c (store_init_value): Don't emit pedantic overflow
27777 warning for non-static initializers.
27779 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
27781 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
27782 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
27783 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
27784 Always use set_unique_reg_note to add REG_EQUAL notes.
27786 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27789 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27791 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27792 * cfgbuild.c (find_basic_blocks): Likewise.
27793 * cfgrtl.c (rtl_create_basic_block): Likewise.
27794 * function.c (temp_slots_at_level): Likewise.
27795 * reg-stack.c (stack_regs_mentioned): Likewise.
27796 * regclass.c (allocate_reg_info): Likewise.
27797 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27798 set_bb_for_stmt, move_block_to_fn): Likewise.
27799 * tree-complex.c (tree_lower_complex): Likewise.
27800 * vec.h (VEC_safe_grow_cleared): New.
27802 2007-01-02 Ian Lance Taylor <iant@google.com>
27804 * c-common.c (c_common_truthvalue_conversion): When warning about
27805 using an assignment as a truth value, set TREE_NO_WARNING.
27807 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27810 * c.opt (Wold-style-declaration): New.
27811 * doc/invoke.texi (C-only Warning Options): New.
27812 (Wold-style-declaration): Document it.
27813 (Wextra): Enabled by -Wextra.
27814 * c-opts.c (c_common_post_options): Enabled by -Wextra.
27815 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
27816 -Wold-style-declaration.
27818 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27820 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27821 * cfgbuild.c (find_basic_blocks): Likewise.
27822 * cfgrtl.c (rtl_create_basic_block): Likewise.
27823 * function.c (temp_slots_at_level): Likewise.
27824 * reg-stack.c (stack_regs_mentioned): Likewise.
27825 * regclass.c (allocate_reg_info): Likewise.
27826 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27827 set_bb_for_stmt, move_block_to_fn): Likewise.
27828 * tree-complex.c (tree_lower_complex): Likewise.
27829 * vec.h (VEC_safe_grow_cleared): New.
27831 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
27833 * c-common.c (c_common_nodes_and_builtins): Since variants of
27834 void_type_node get built before it is given a name, we need to
27835 give those variants the name, too.
27836 (complete_array_type): We need to work with the canonical main
27837 type of the array, from which we will build the qualified version.
27838 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
27839 * print-tree.c (print_node): Display canonical type information
27841 * stor-layout.c (layout_type): When we don't know the
27842 alignment of a type for which we're building an array, we end up
27843 guessing wrong, so make the type require structural equality.
27844 * tree.c (make_node_stat): When we build a new type, it is its
27845 own canonical type.
27846 (build_type_attribute_qual_variant): When building an attribute
27847 variant, its canonical type is the non-attribute variant. However,
27848 if the attributes are target-dependent and they differ, we need to
27849 use structural equality checks for this type.
27850 (build_qualified_type): A qualified type is not equivalent to its
27851 unqualified variant; set the canonical type appropriately.
27852 (build_distinct_type_copy): When building a distinct type from
27853 another type, the new type is its own canonical type.
27854 (build_variant_type_copy): When building a new type variant, we
27855 assume that it is equivalent to the original type.
27856 (build_pointer_type_for_mode): When building a pointer type, also
27857 build a canonical type pointer.
27858 (build_reference_type_for_mode): When building a reference type,
27859 also build a canonical type reference.
27860 (build_index_type): When we can't hash an index type (e.g.,
27861 because its maximum value is negative), the index type requires
27862 structural equality tests.
27863 (build_array_type): Build the canonical form of an array type.
27864 (build_function_type): Function types require structural equality,
27865 because they contain default arguments, attributes, etc.
27866 (build_method_type_directly): Ditto for method types.
27867 (build_offset_type): Build the canonical offset type.
27868 (build_complex_type): Build the canonical vector type.
27869 (make_vector_type): Build the canonical vector type.
27870 * tree.h (TYPE_CANONICAL): New.
27871 (TYPE_STRUCTURAL_EQUALITY_P): New.
27872 (SET_TYPE_STRUCTURAL_EQUALITY): New.
27873 (struct tree_type): Added "canonical" field.
27874 * params.h (VERIFY_CANONICAL_TYPES): New.
27875 * doc/c-tree.texi (TYPE_CANONICAL): Document.
27876 (TYPE_STRUCTURAL_EQUALITY_P): Document.
27877 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
27878 * doc/invoke.texi (verify-canonical-types): Document --param
27879 parameter for verifying canonical types.
27881 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27883 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
27884 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
27885 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
27886 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
27888 * config/rs6000/e500.h: New.
27889 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
27890 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
27892 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
27893 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
27894 TARGET_E500_DOUBLE): Remove.
27895 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
27896 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
27897 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
27898 * config/rs6000/rs6000.c (rs6000_override_options): Use
27899 CHECK_E500_OPTIONS.
27901 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27903 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
27904 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
27905 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
27906 rs6000_emit_cmove): Don't check TARGET_E500.
27907 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
27908 sordered): Don't check TARGET_E500.
27910 2007-01-01 Eric Christopher <echristo@apple.com>
27912 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
27913 HARD_REGISTER_NUM_P.
27915 2007-01-01 Roger Sayle <roger@eyesopen.com>
27917 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
27918 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
27919 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
27922 2007-01-01 Mike Stump <mrs@apple.com>
27924 * configure.ac: Remove support for building with Apple's gcc-3.1.
27926 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27928 PR middle-end/30311
27929 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
27930 REG is a hard register. Do not modify REG before calling
27932 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
27933 multiple of the size of YMODE for certain lowpart cases.
27935 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27937 PR middle-end/30253
27938 * gimplify (voidify_wrapper_expr): Update for
27939 GIMPLE_MODIFY_STMT.
27941 2007-01-01 Andreas Schwab <schwab@suse.de>
27944 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
27945 save of BR0 in extra_spill_size instead of spill_size.
27946 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
27948 (ia64_expand_epilogue): Restore BR0 from its new location.
27950 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27952 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
27953 Use a temporary variable if the left hand side is not a gimple
27956 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27958 * gimplify.c (gimplify_return_expr): Make the temporary variable
27959 for the return expression, a gimple register variable.
27961 2007-01-01 Jan Hubicka <jh@suse.cz>
27963 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
27966 2007-01-01 Mike Stump <mrs@apple.com>
27968 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
27970 * config/darwin.c (machopic_select_rtx_section): Use
27971 HAVE_GAS_LITERAL16.
27972 (darwin_mergeable_constant_section): Likewise.
27973 * configure: Regenerate.
27974 * config.in: Regenerate.
27976 2007-01-01 Jan Hubicka <jh@suse.cz>
27977 Andrew Pinski <pinskia@gmail.com>
27979 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
27980 before starting IPA passes.