1 2009-08-26 Richard Guenther <rguenther@suse.de>
4 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5 the types to not match.
6 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8 * tree-ssa.c (useless_type_conversion_p): Conversions to
9 pointers to unprototyped functions are useless.
11 2009-08-26 Richard Guenther <rguenther@suse.de>
13 * tree-ssa-structalias.c (create_variable_info_for): Remove
14 strange whole-program condition, prepare to be called for non-globals.
15 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
16 params build a representative with known type and track its fields.
18 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
20 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
21 clearing by a taken branch.
22 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
23 effectively after bbro pass.
24 (sync_nand<mode>): Ditto.
25 (sync_old_<fetchop_name><mode>): Ditto.
26 (sync_old_nand<mode>): Ditto.
27 (sync_new_<fetchop_name><mode>): Dito.
28 (sync_new_nand<mode>): Ditto.
29 (sync_compare_and_swap<mode>_1): Ditto.
30 (*sync_compare_and_swap<mode>): Ditto.
31 (sync_lock_test_and_set<mode>_1): Ditto.
32 ("sync_lock_test_and_set<mode>): Ditto.
34 2009-08-25 Douglas B Rupp <rupp@gnat.com>
36 * hwint.h (HOST_LONG_FORMAT): New macro
37 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
39 * system.h (HOST_PTR_PRINTF): Resurrect old macro
40 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
41 (HOST_PTR_PRINTF): Document.
43 2009-08-25 Jan Hubicka <jh@suse.cz>
45 * config/i386/bmmintrin.h: Replace by #error.
48 Michael Meissner <michael.meissner@amd.com>
49 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
50 Tony Linthicum <tony.linthicum@amd.com>
52 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
53 (TARGET_ROUND): New macro for the round/ptest instructions which
54 are shared between SSE4.1 and SSE5.
55 (OPTION_MASK_ISA_ROUND): Ditto.
56 (OPTION_ISA_ROUND): Ditto.
57 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
58 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
60 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
61 (-mfused-madd): New switch to give users control over whether the
62 compiler optimizes to use the multiply/add SSE5 instructions.
64 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
65 (ix86_handle_option): Turn off 3dnow if -msse5.
66 (override_options): Add SSE5 support.
67 (print_operand): %Y prints comparison codes for SSE5 com/pcom
69 (ix86_expand_sse_movcc): Add SSE5 support.
70 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
71 vector type to the next largest size.
72 (ix86_expand_sse5_pack): New function to use pperm to pack a
73 vector type to the next smallest size.
74 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
75 (IX86_BUILTIN_FMADDSD): Ditto.
76 (IX86_BUILTIN_FMADDPS): Ditto.
77 (IX86_BUILTIN_FMADDPD): Ditto.
78 (IX86_BUILTIN_FMSUBSS): Ditto.
79 (IX86_BUILTIN_FMSUBSD): Ditto.
80 (IX86_BUILTIN_FMSUBPS): Ditto.
81 (IX86_BUILTIN_FMSUBPD): Ditto.
82 (IX86_BUILTIN_FNMADDSS): Ditto.
83 (IX86_BUILTIN_FNMADDSD): Ditto.
84 (IX86_BUILTIN_FNMADDPS): Ditto.
85 (IX86_BUILTIN_FNMADDPD): Ditto.
86 (IX86_BUILTIN_FNMSUBSS): Ditto.
87 (IX86_BUILTIN_FNMSUBSD): Ditto.
88 (IX86_BUILTIN_FNMSUBPS): Ditto.
89 (IX86_BUILTIN_FNMSUBPD): Ditto.
90 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
91 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
92 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
93 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
94 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
95 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
96 (IX86_BUILTIN_PPERM): Ditto.
97 (IX86_BUILTIN_PERMPS): Ditto.
98 (IX86_BUILTIN_PERMPD): Ditto.
99 (IX86_BUILTIN_PMACSSWW): Ditto.
100 (IX86_BUILTIN_PMACSWW): Ditto.
101 (IX86_BUILTIN_PMACSSWD): Ditto.
102 (IX86_BUILTIN_PMACSWD): Ditto.
103 (IX86_BUILTIN_PMACSSDD): Ditto.
104 (IX86_BUILTIN_PMACSDD): Ditto.
105 (IX86_BUILTIN_PMACSSDQL): Ditto.
106 (IX86_BUILTIN_PMACSSDQH): Ditto.
107 (IX86_BUILTIN_PMACSDQL): Ditto.
108 (IX86_BUILTIN_PMACSDQH): Ditto.
109 (IX86_BUILTIN_PMADCSSWD): Ditto.
110 (IX86_BUILTIN_PMADCSWD): Ditto.
111 (IX86_BUILTIN_PHADDBW): Ditto.
112 (IX86_BUILTIN_PHADDBD): Ditto.
113 (IX86_BUILTIN_PHADDBQ): Ditto.
114 (IX86_BUILTIN_PHADDWD): Ditto.
115 (IX86_BUILTIN_PHADDWQ): Ditto.
116 (IX86_BUILTIN_PHADDDQ): Ditto.
117 (IX86_BUILTIN_PHADDUBW): Ditto.
118 (IX86_BUILTIN_PHADDUBD): Ditto.
119 (IX86_BUILTIN_PHADDUBQ): Ditto.
120 (IX86_BUILTIN_PHADDUWD): Ditto.
121 (IX86_BUILTIN_PHADDUWQ): Ditto.
122 (IX86_BUILTIN_PHADDUDQ): Ditto.
123 (IX86_BUILTIN_PHSUBBW): Ditto.
124 (IX86_BUILTIN_PHSUBWD): Ditto.
125 (IX86_BUILTIN_PHSUBDQ): Ditto.
126 (IX86_BUILTIN_PROTB): Ditto.
127 (IX86_BUILTIN_PROTW): Ditto.
128 (IX86_BUILTIN_PROTD): Ditto.
129 (IX86_BUILTIN_PROTQ): Ditto.
130 (IX86_BUILTIN_PROTB_IMM): Ditto.
131 (IX86_BUILTIN_PROTW_IMM): Ditto.
132 (IX86_BUILTIN_PROTD_IMM): Ditto.
133 (IX86_BUILTIN_PROTQ_IMM): Ditto.
134 (IX86_BUILTIN_PSHLB): Ditto.
135 (IX86_BUILTIN_PSHLW): Ditto.
136 (IX86_BUILTIN_PSHLD): Ditto.
137 (IX86_BUILTIN_PSHLQ): Ditto.
138 (IX86_BUILTIN_PSHAB): Ditto.
139 (IX86_BUILTIN_PSHAW): Ditto.
140 (IX86_BUILTIN_PSHAD): Ditto.
141 (IX86_BUILTIN_PSHAQ): Ditto.
142 (IX86_BUILTIN_FRCZSS): Ditto.
143 (IX86_BUILTIN_FRCZSD): Ditto.
144 (IX86_BUILTIN_FRCZPS): Ditto.
145 (IX86_BUILTIN_FRCZPD): Ditto.
146 (IX86_BUILTIN_CVTPH2PS): Ditto.
147 (IX86_BUILTIN_CVTPS2PH): Ditto.
148 (IX86_BUILTIN_COMEQSS): Ditto.
149 (IX86_BUILTIN_COMNESS): Ditto.
150 (IX86_BUILTIN_COMLTSS): Ditto.
151 (IX86_BUILTIN_COMLESS): Ditto.
152 (IX86_BUILTIN_COMGTSS): Ditto.
153 (IX86_BUILTIN_COMGESS): Ditto.
154 (IX86_BUILTIN_COMUEQSS): Ditto.
155 (IX86_BUILTIN_COMUNESS): Ditto.
156 (IX86_BUILTIN_COMULTSS): Ditto.
157 (IX86_BUILTIN_COMULESS): Ditto.
158 (IX86_BUILTIN_COMUGTSS): Ditto.
159 (IX86_BUILTIN_COMUGESS): Ditto.
160 (IX86_BUILTIN_COMORDSS): Ditto.
161 (IX86_BUILTIN_COMUNORDSS): Ditto.
162 (IX86_BUILTIN_COMFALSESS): Ditto.
163 (IX86_BUILTIN_COMTRUESS): Ditto.
164 (IX86_BUILTIN_COMEQSD): Ditto.
165 (IX86_BUILTIN_COMNESD): Ditto.
166 (IX86_BUILTIN_COMLTSD): Ditto.
167 (IX86_BUILTIN_COMLESD): Ditto.
168 (IX86_BUILTIN_COMGTSD): Ditto.
169 (IX86_BUILTIN_COMGESD): Ditto.
170 (IX86_BUILTIN_COMUEQSD): Ditto.
171 (IX86_BUILTIN_COMUNESD): Ditto.
172 (IX86_BUILTIN_COMULTSD): Ditto.
173 (IX86_BUILTIN_COMULESD): Ditto.
174 (IX86_BUILTIN_COMUGTSD): Ditto.
175 (IX86_BUILTIN_COMUGESD): Ditto.
176 (IX86_BUILTIN_COMORDSD): Ditto.
177 (IX86_BUILTIN_COMUNORDSD): Ditto.
178 (IX86_BUILTIN_COMFALSESD): Ditto.
179 (IX86_BUILTIN_COMTRUESD): Ditto.
180 (IX86_BUILTIN_COMEQPS): Ditto.
181 (IX86_BUILTIN_COMNEPS): Ditto.
182 (IX86_BUILTIN_COMLTPS): Ditto.
183 (IX86_BUILTIN_COMLEPS): Ditto.
184 (IX86_BUILTIN_COMGTPS): Ditto.
185 (IX86_BUILTIN_COMGEPS): Ditto.
186 (IX86_BUILTIN_COMUEQPS): Ditto.
187 (IX86_BUILTIN_COMUNEPS): Ditto.
188 (IX86_BUILTIN_COMULTPS): Ditto.
189 (IX86_BUILTIN_COMULEPS): Ditto.
190 (IX86_BUILTIN_COMUGTPS): Ditto.
191 (IX86_BUILTIN_COMUGEPS): Ditto.
192 (IX86_BUILTIN_COMORDPS): Ditto.
193 (IX86_BUILTIN_COMUNORDPS): Ditto.
194 (IX86_BUILTIN_COMFALSEPS): Ditto.
195 (IX86_BUILTIN_COMTRUEPS): Ditto.
196 (IX86_BUILTIN_COMEQPD): Ditto.
197 (IX86_BUILTIN_COMNEPD): Ditto.
198 (IX86_BUILTIN_COMLTPD): Ditto.
199 (IX86_BUILTIN_COMLEPD): Ditto.
200 (IX86_BUILTIN_COMGTPD): Ditto.
201 (IX86_BUILTIN_COMGEPD): Ditto.
202 (IX86_BUILTIN_COMUEQPD): Ditto.
203 (IX86_BUILTIN_COMUNEPD): Ditto.
204 (IX86_BUILTIN_COMULTPD): Ditto.
205 (IX86_BUILTIN_COMULEPD): Ditto.
206 (IX86_BUILTIN_COMUGTPD): Ditto.
207 (IX86_BUILTIN_COMUGEPD): Ditto.
208 (IX86_BUILTIN_COMORDPD): Ditto.
209 (IX86_BUILTIN_COMUNORDPD): Ditto.
210 (IX86_BUILTIN_COMFALSEPD): Ditto.
211 (IX86_BUILTIN_COMTRUEPD): Ditto.
212 (IX86_BUILTIN_PCOMEQUB): Ditto.
213 (IX86_BUILTIN_PCOMNEUB): Ditto.
214 (IX86_BUILTIN_PCOMLTUB): Ditto.
215 (IX86_BUILTIN_PCOMLEUB): Ditto.
216 (IX86_BUILTIN_PCOMGTUB): Ditto.
217 (IX86_BUILTIN_PCOMGEUB): Ditto.
218 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
219 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
220 (IX86_BUILTIN_PCOMEQUW): Ditto.
221 (IX86_BUILTIN_PCOMNEUW): Ditto.
222 (IX86_BUILTIN_PCOMLTUW): Ditto.
223 (IX86_BUILTIN_PCOMLEUW): Ditto.
224 (IX86_BUILTIN_PCOMGTUW): Ditto.
225 (IX86_BUILTIN_PCOMGEUW): Ditto.
226 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
227 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
228 (IX86_BUILTIN_PCOMEQUD): Ditto.
229 (IX86_BUILTIN_PCOMNEUD): Ditto.
230 (IX86_BUILTIN_PCOMLTUD): Ditto.
231 (IX86_BUILTIN_PCOMLEUD): Ditto.
232 (IX86_BUILTIN_PCOMGTUD): Ditto.
233 (IX86_BUILTIN_PCOMGEUD): Ditto.
234 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
235 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
236 (IX86_BUILTIN_PCOMEQUQ): Ditto.
237 (IX86_BUILTIN_PCOMNEUQ): Ditto.
238 (IX86_BUILTIN_PCOMLTUQ): Ditto.
239 (IX86_BUILTIN_PCOMLEUQ): Ditto.
240 (IX86_BUILTIN_PCOMGTUQ): Ditto.
241 (IX86_BUILTIN_PCOMGEUQ): Ditto.
242 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
243 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
244 (IX86_BUILTIN_PCOMEQB): Ditto.
245 (IX86_BUILTIN_PCOMNEB): Ditto.
246 (IX86_BUILTIN_PCOMLTB): Ditto.
247 (IX86_BUILTIN_PCOMLEB): Ditto.
248 (IX86_BUILTIN_PCOMGTB): Ditto.
249 (IX86_BUILTIN_PCOMGEB): Ditto.
250 (IX86_BUILTIN_PCOMFALSEB): Ditto.
251 (IX86_BUILTIN_PCOMTRUEB): Ditto.
252 (IX86_BUILTIN_PCOMEQW): Ditto.
253 (IX86_BUILTIN_PCOMNEW): Ditto.
254 (IX86_BUILTIN_PCOMLTW): Ditto.
255 (IX86_BUILTIN_PCOMLEW): Ditto.
256 (IX86_BUILTIN_PCOMGTW): Ditto.
257 (IX86_BUILTIN_PCOMGEW): Ditto.
258 (IX86_BUILTIN_PCOMFALSEW): Ditto.
259 (IX86_BUILTIN_PCOMTRUEW): Ditto.
260 (IX86_BUILTIN_PCOMEQD): Ditto.
261 (IX86_BUILTIN_PCOMNED): Ditto.
262 (IX86_BUILTIN_PCOMLTD): Ditto.
263 (IX86_BUILTIN_PCOMLED): Ditto.
264 (IX86_BUILTIN_PCOMGTD): Ditto.
265 (IX86_BUILTIN_PCOMGED): Ditto.
266 (IX86_BUILTIN_PCOMFALSED): Ditto.
267 (IX86_BUILTIN_PCOMTRUED): Ditto.
268 (IX86_BUILTIN_PCOMEQQ): Ditto.
269 (IX86_BUILTIN_PCOMNEQ): Ditto.
270 (IX86_BUILTIN_PCOMLTQ): Ditto.
271 (IX86_BUILTIN_PCOMLEQ): Ditto.
272 (IX86_BUILTIN_PCOMGTQ): Ditto.
273 (IX86_BUILTIN_PCOMGEQ): Ditto.
274 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
275 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
276 (enum multi_arg_type): New enum for describing the various SSE5
277 intrinsic argument types.
278 (bdesc_multi_arg): New table for SSE5 intrinsics.
279 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
280 (ix86_expand_multi_arg_builtin): New function for creating SSE5
282 (ix86_expand_builtin): Add SSE5 intrinsic support.
283 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
284 operand instructions.
285 (ix86_expand_sse5_multiple_memory): New function to split the
286 second memory reference from SSE5 instructions.
287 (type_has_variadic_args_p): Delete in favor of stdarg_p.
288 (ix86_return_pops_args): Use stdarg_p to determine if the function
289 has variable arguments.
290 (ix86_setup_incoming_varargs): Ditto.
291 (x86_this_parameter): Ditto.
293 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
295 (ix86_expand_sse5_pack): Ditto.
296 (ix86_sse5_valid_op_p): Ditto.
297 (ix86_expand_sse5_multiple_memory): Ditto.
299 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
300 constant for SSE5 support.
301 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
302 (UNSPEC_SSE5_TRUEFALSE): Ditto.
303 (UNSPEC_SSE5_PERMUTE): Ditto.
304 (UNSPEC_SSE5_ASHIFT): Ditto.
305 (UNSPEC_SSE5_LSHIFT): Ditto.
306 (UNSPEC_FRCZ): Ditto.
307 (UNSPEC_CVTPH2PS): Ditto.
308 (UNSPEC_CVTPS2PH): Ditto.
309 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
311 (COM_FALSE_S): Ditto.
312 (COM_FALSE_P): Ditto.
315 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
316 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
318 (memory attribute): Ditto.
319 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
320 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
321 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
322 (floor<mode>2): Ditto.
323 (ceil<mode>2): Ditto.
324 (btrunc<mode>2): Ditto.
325 (nearbyintdf2): Ditto.
326 (nearbyintsf2): Ditto.
327 (sse_setccsf): Disable if SSE5.
328 (sse_setccdf): Ditto.
329 (sse5_setcc<mode>): New support for SSE5 conditional move.
330 (sse5_pcmov_<mode>): Ditto.
332 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
335 (ssemodesuffixf4): New mode attribute for SSE5.
336 (ssemodesuffixf2s): Ditto.
337 (ssemodesuffixf2c): Ditto.
338 (sserotatemax): Ditto.
339 (ssescalarmode): Ditto.
340 (sse_maskcmpv4sf3): Disable if SSE5.
341 (sse_maskcmpv2df3): Ditto.
342 (sse_vmmaskcmpv4sf3): Ditto.
343 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
345 (sse5_vmfmadd<mode>4): Ditto.
346 (sse5_fmsub<mode>4): Ditto.
347 (sse5_vmfmsub<mode>4): Ditto.
348 (sse5_fnmadd<mode>4): Ditto.
349 (sse5_vmfnmadd<mode>4): Ditto.
350 (sse5_fnmsub<mode>4): Ditto.
351 (sse5_vmfnmsub<mode>4): Ditto.
352 (sse5i_fmadd<mode>4): Ditto.
353 (sse5i_fmsub<mode>4): Ditto.
354 (sse5i_fnmadd<mode>4): Ditto.
355 (sse5i_fnmsub<mode>4): Ditto.
356 (sse5i_vmfmadd<mode>4): Ditto.
357 (sse5i_vmfmsub<mode>4): Ditto.
358 (sse5i_vmfnmadd<mode>4): Ditto.
359 (sse5i_vmfnmsub<mode>4): Ditto.
360 (mulv16qi3): Add SSE5 support.
362 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
363 (sse2_mulv4si3): Disable if SSE5.
364 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
365 (sse4_1_roundps): Ditto.
366 (sse4_1_roundsd): Ditto.
367 (sse4_1_roundss): Ditto.
368 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
370 (sse_maskcmpsf3): Ditto.
371 (sse_vmmaskcmpv4sf3): Ditto.
372 (sse2_maskcmpv2df3): Ditto.
373 (sse2_maskcmpdf3): Ditto.
374 (sse2_vmmaskcmpv2df3): Ditto.
375 (sse2_eq<mode>3): Ditto.
376 (sse2_gt<mode>3): Ditto.
377 (sse5_pcmov_<mode>): Add SSE5 support.
378 (vec_unpacku_hi_v16qi): Ditto.
379 (vec_unpacks_hi_v16qi): Ditto.
380 (vec_unpacku_lo_v16qi): Ditto.
381 (vec_unpacks_lo_v16qi): Ditto.
382 (vec_unpacku_hi_v8hi): Ditto.
383 (vec_unpacks_hi_v8hi): Ditto.
384 (vec_unpacku_lo_v8hi): Ditto.
385 (vec_unpacks_lo_v8hi): Ditto.
386 (vec_unpacku_hi_v4si): Ditto.
387 (vec_unpacks_hi_v4si): Ditto.
388 (vec_unpacku_lo_v4si): Ditto.
389 (vec_unpacks_lo_v4si): Ditto.
390 (sse5_pmacsww): New SSE5 intrinsic insn.
391 (sse5_pmacssww): Ditto.
392 (sse5_pmacsdd): Ditto.
393 (sse5_pmacssdd): Ditto.
394 (sse5_pmacssdql): Ditto.
395 (sse5_pmacssdqh): Ditto.
396 (sse5_pmacsdqh): Ditto.
397 (sse5_pmacsswd): Ditto.
398 (sse5_pmacswd): Ditto.
399 (sse5_pmadcsswd): Ditto.
400 (sse5_pmadcswd): Ditto.
401 (sse5_pcmov_<move>): Conditional move support on SSE5.
402 (sse5_phaddbw): New SSE5 intrinsic insn.
403 (sse5_phaddbd): Ditto.
404 (sse5_phaddbq): Ditto.
405 (sse5_phaddwd): Ditto.
406 (sse5_phaddwq): Ditto.
407 (sse5_phadddq): Ditto.
408 (sse5_phaddubw): Ditto.
409 (sse5_phaddubd): Ditto.
410 (sse5_phaddubq): Ditto.
411 (sse5_phadduwd): Ditto.
412 (sse5_phadduwq): Ditto.
413 (sse5_phaddudq): Ditto.
414 (sse5_phsubbw): Ditto.
415 (sse5_phsubwd): Ditto.
416 (sse5_phsubdq): Ditto.
418 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
419 (sse5_pperm_zero_v16qi_v8hi): Ditto.
420 (sse5_pperm_sign_v8hi_v4si): Ditto.
421 (sse5_pperm_zero_v8hi_v4si): Ditto.
422 (sse5_pperm_sign_v4si_v2di): Ditto.
423 (sse5_pperm_sign_v4si_v2di): Ditto.
424 (sse5_pperm_pack_v2di_v4si): Ditto.
425 (sse5_pperm_pack_v4si_v8hi): Ditto.
426 (sse5_pperm_pack_v8hi_v16qi): Ditto.
427 (sse5_perm<mode>): New SSE5 intrinsic insn.
428 (rotl<mode>3): Ditto.
429 (sse5_rotl<mode>3): Ditto.
430 (sse5_ashl<mode>3): Ditto.
431 (sse5_lshl<mode>3): Ditto.
432 (sse5_frcz<mode>2): Ditto.
433 (sse5s_frcz<mode>2): Ditto.
434 (sse5_cvtph2ps): Ditto.
435 (sse5_cvtps2ph): Ditto.
436 (sse5_vmmaskcmp<mode>3): Ditto.
437 (sse5_com_tf<mode>3): Ditto.
438 (sse5_maskcmp<mode>3): Ditto.
439 (sse5_maskcmp_uns<mode>3): Ditto.
440 (sse5_maskcmp_uns2<mode>3): Ditto.
441 (sse5_pcom_tf<mode>3): Ditto.
443 * config/i386/predicates.md (sse5_comparison_float_operator):
444 New predicate to match the comparison operators supported by
445 the SSE5 com instruction.
446 (ix86_comparison_int_operator): New predicate to match just the
447 signed int comparisons.
448 (ix86_comparison_uns_operator): New predicate to match just the
449 unsigned int comparisons.
451 * doc/invoke.texi (-msse5): Add documentation.
452 (-mfused-madd): Ditto.
454 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
456 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
460 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
462 * config/i386/bmmintrin.h: New file, provide common x86 compiler
463 intrinisics for SSE5.
465 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
468 * config/i386/mmintrin-common.h: New file, to contain common
469 instructions between SSE4.1 and SSE5.
471 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
472 FOREACH_FUNCTION_ARGS to iterate over the argument list.
473 (gen_regparm_prefix): Ditto.
475 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
476 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
477 prototype_p to determine if a function is prototyped.
479 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
481 * c-common.c (c_common_reswords) add the alignof keyword,
482 with same RID as __alignof and __alignof__
484 2009-08-25 Anatoly Sokolov <aesok@post.ru>
486 * hooks.h (hook_bool_const_int_const_int_true): Declare.
487 * hooks.c (hook_bool_const_int_const_int_true): New function.
488 * target.h (struct gcc_target): Add can_eliminate field.
489 * target-def.h (TARGET_CAN_ELIMINATE): Define.
490 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
491 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
492 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
493 (elim_table): Revise comment.
494 * system.h (CAN_ELIMINATE): Poison.
495 * defaults.h (CAN_ELIMINATE): Remove.
496 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
498 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
499 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
501 (alpha_vms_can_eliminate): Declare as static, change return type to
503 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
505 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
506 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
507 (arm_can_eliminate): New function.
509 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
510 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
511 (avr_can_eliminate): Declare as static.
512 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
514 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
515 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
516 (bfin_can_eliminate): New function.
518 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
519 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
520 (crx_can_eliminate): New function.
522 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
523 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
524 (fr30_can_eliminate): New function.
526 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
527 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
528 (frv_can_eliminate): New function.
530 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
531 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
532 (h8300_can_eliminate): New function.
534 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
535 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
536 (i386_can_eliminate): Declare as static, change return type to bool.
537 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
539 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
540 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
541 (ia64_can_eliminate): New function.
543 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
544 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
545 (iq2000_can_eliminate): New function.
547 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
548 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
549 (m32r_can_eliminate): New function.
551 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
552 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
553 (m68hc11_can_eliminate): New function.
555 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
556 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
557 (m68k_can_eliminate): New function.
559 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
560 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
561 (mep_can_eliminate): New function.
563 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
564 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
565 (mips_can_eliminate): New function.
567 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
568 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
569 (rs6000_can_eliminate): New function.
571 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
572 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
573 (s390_can_eliminate): Declare as static.
574 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
576 * config/score/score.h (CAN_ELIMINATE): Remove macro.
577 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
578 (score_can_eliminate): New function.
580 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
581 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
582 (sparc_can_eliminate): Declare as static.
583 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
585 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
586 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
587 (xstormy16_can_eliminate): New function.
589 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
590 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
591 (v850_can_eliminate): New function.
593 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
595 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
596 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
597 (*movdfcc_ext[1234]): Disable for IEEE mode.
599 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
601 * gimplify.c (prepare_gimple_addressable): New static function.
602 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
604 (gimplify_addr_expr): Invoke it similarly on the operand instead of
605 manually fiddling with it.
607 2009-08-25 Michael Matz <matz@suse.de>
609 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
610 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
612 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
613 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
614 (do_jump): Split out code for simple binary comparisons into ...
615 (do_jump_1): ... this, taking the individual operands and code.
616 Change callers to helper function above accordingly.
617 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
620 2009-08-25 Michael Matz <matz@suse.de>
622 * expr.h (struct separate_ops, sepops): New type for passing
623 around an exploded simple expression.
624 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
625 Use this structure instead of expression tree.
626 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
627 expression, only its type.
628 (expand_vec_cond_expr): Take type and individual operands instead
630 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
631 expand_vec_shift_expr): Change prototype accordingly.
632 * tree-vect-stmts.c (vectorizable_condition): Change call of
633 expand_vec_cond_expr_p to pass only type.
634 * expr.c (do_store_flags): Change prototype and implementation
635 to take an exploded expression.
636 (expand_expr_real_1): New local ops initialized with details
637 of the full expression. Use it instead of full
638 expression in calls to do_store_flags, expand_vec_cond_expr,
639 expand_widen_pattern_expr and expand_vec_shift_expr.
641 2009-08-25 Michael Matz <matz@suse.de>
643 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
644 treeop2 initialized with first three operands of the full expression.
645 Substitute all TREE_OPERAND (exp, [012]) calls with them.
647 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
649 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
650 (__gthread_objc_condition_allocate): Mark arguments as unused.
651 (__gthread_objc_condition_deallocate): Likewise.
652 (__gthread_objc_condition_wait): Likewise.
653 (__gthread_objc_condition_broadcast): Likewise.
654 (__gthread_objc_condition_signal): Likewise.
655 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
656 (__gthread_objc_thread_id): Likewise.
658 2009-08-25 Janus Weil <janus@gcc.gnu.org>
661 * tree-pretty-print.c (print_call_name): Print the correct call name
662 for procedure pointer components.
664 2009-08-24 Steve Ellcey <sje@cup.hp.com>
666 * config/ia64/ia64.c (ia64_promote_function_mode): Call
667 default_promote_function_mode when not VMS.
669 2009-08-24 Olivier Hainque <hainque@adacore.com>
671 * convert.c (convert_to_integer): Don't assume an input pointer is
672 POINTER_SIZE wide. Fetch from the type instead.
674 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
676 * configure.ac (AC_PREREQ): Bump to 2.64.
678 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
680 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
681 (process_command): Don't search standard_exec_prefix_1 and
682 standard_exec_prefix_2.
684 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
686 * config/arm/arm.c (output_return_instruction): Handle for
689 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
691 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
693 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
695 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
696 (*arm_movdf_vfp): Likewise.
698 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
700 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
701 (vashr<mode>3): Rename from ashr<mode>3.
702 (vlshr<mode>3): Rename from lshr<mode>3.
704 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
707 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
708 (check_format_info_main): Use scalar_identify_flag.
709 (check_format_types): Check for scalar size identity if
710 scalar_identify_flag is set.
711 (printf_length_specs): Extend by new field.
712 (asm_fprintf_length_specs): Likewise.
713 (gcc_diag_length_specs): Likewise.
714 (scanf_length_specs): Likewise.
715 (strfmon_length_specs): Likewise.
716 (gcc_gfc_length_specs): Likewise.
717 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
718 (ms_printf_flag_specs): Likewise.
719 * c-format.h (format_length_info): Add new member scalar_identity_flag.
721 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
724 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
725 (*call_value_pop_1): Ditto.
726 (*sibcall_pop_1): New insn pattern.
727 (*sibcall_value_pop_1): Ditto.
729 2009-08-23 Alan Modra <amodra@bigpond.net.au>
732 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
735 2009-08-23 Alan Modra <amodra@bigpond.net.au>
738 * fwprop.c (try_fwprop_subst): Allow multiple sets.
739 (get_reg_use_in): New function.
740 (forward_propagate_subreg): Propagate through subreg of zero_extend
743 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
745 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
746 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
748 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
750 * configure.ac: Remove --with-datarootdir, --with-docdir,
751 --with-htmldir switches. No need to call AC_SUBST for
752 datarootdir, docdir, htmldir any more.
753 * configure: Regenerate.
754 * doc/install.texi (Configuration): Document --datarootdir,
755 --docdir, --htmldir, --pdfdir; update documentation for
757 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
760 * aclocal.m4: Regenerate.
761 * config.in: Regenerate.
762 * configure: Regenerate.
764 2009-08-21 Douglas B Rupp <rupp@gnat.com>
765 Olivier Hainque <hainque@adacore.com>
767 * config/ia64/ia64.c: Include libfuncs.h.
768 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
769 (ia64_expand_call): Use reg 25 on VMS.
770 (ia64_initialize_trampoline): Fix for VMS ABI.
771 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
772 (ia64_function_arg): Initialize reg 25 on VMS.
773 Fix OpenVMS ABI issues for varargs.
774 For OpenVMS, emit the Argument Information register set in the
775 incoming/sibcall case as well.
776 (ia64_arg_type): New function.
777 (ia64_function_arg_advance): Keep track of cum->words.
778 Fix OpenVMS ABI issues for varargs.
779 (ia64_function_value): On VMS, promote mode of non-aggregate types.
780 (ia64_override_options): Set flag_no_common on VMS.
781 (ia64_init_builtins): Disable FWRITE builtin.
782 (ia64_asm_output_external): Call DO_CRTL_NAMES.
783 (ia64_vms_init_libfuncs): Add decc$ routines.
784 (ia64_vms_valid_pointer_mode): New function.
785 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
786 (ia64_promote_function_mode): New function
787 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
788 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
789 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
790 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
791 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
792 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
793 Suppress trailing '#' if VALUE is numeric.
794 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
795 ia64_promote_function_mode.
796 (TARGET_VALID_POINTER_MODE): Define.
798 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
801 * config/rs6000/rs6000.c (rs6000_override_options): Use
802 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
805 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
806 reporting of vector + decimal/boolean/complex error.
808 2009-08-21 Jakub Jelinek <jakub@redhat.com>
810 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
811 __vector double TYPE_DECL.
813 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
815 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
816 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
817 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
818 to pointer to enum machine_mode. Update all callers as needed.
820 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
822 * config/alpha/alpha.md (exception_receiver): Emit alternative
823 GP load sequence if flag_reorder_blocks_and_partition is set.
824 (*exception_receiver_2): Also enable when
825 flag_reorder_blocks_and_partition is set.
827 2009-08-20 Matt Rice <ratmice@gmail.com>
828 Diego Novillo <dnovillo@google.com>
830 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
833 2009-08-20 Richard Guenther <rguenther@suse.de>
835 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
836 * c-tree.h (c_dup_lang_specific_decl): Remove.
837 (struct lang_decl, struct lang_type): Move definitions ...
838 * c-lang.h: ... here. New file.
839 * c-decl.c: Include c-lang.h.
840 (c_dup_lang_specific_decl): Remove.
841 * c-typeck.c: Include c-lang.h.
842 * Makefile.in (c-decl.o): Add c-lang.h dependency.
843 (c-typeck.o): Likewise.
844 * c-config-lang.in (gtfiles): Add c-lang.h.
845 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
848 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
850 * config/alpha/alpha.c (alpha_end_function): Do not clear
851 crtl->emit structure and free insn locators if cfun->is_thunk is true,
852 this is now handled in generic code.
854 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
856 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
857 (s390_z10_fix_long_loop_prediction): New function.
858 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
859 (s390_reorg): Walk over the INSNs and invoke
860 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
862 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
864 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
865 "*brx_64bit", "*brx_31bit"): New patterns.
866 * config/s390/s390.c ('E'): New output modifier.
868 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
869 Richard Earnshaw <richard.earnshaw@arm.com>
871 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
872 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
874 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
876 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
878 * pa.c (emit_move_sequence): Check if address of operand1 is valid
879 for mode mode of operand0 when doing secondary reload for SAR.
881 2009-08-19 Jakub Jelinek <jakub@redhat.com>
884 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
885 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
887 2009-08-19 Jason Merrill <jason@redhat.com>
889 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
890 supported template depth in C++0x.
892 2009-08-19 Jakub Jelinek <jakub@redhat.com>
894 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
895 free_after_compilation.
896 * config/score/score7.c (score7_output_mi_thunk): Likewise.
897 * config/score/score3.c (score3_output_mi_thunk): Likewise.
898 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
899 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
900 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
901 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
902 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
904 2009-08-19 Ian Lance Taylor <iant@google.com>
906 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
907 of (plus (mult (neg B) C) A).
909 2009-08-18 Michael Matz <matz@suse.de>
911 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
912 instead of comparing TYPE_MAIN_VARIANT for equality.
913 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
914 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
915 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
916 * gimplify.c (goa_lhs_expr_p): Ditto and use
917 STRIP_USELESS_TYPE_CONVERSION.
919 2009-08-18 Michael Matz <matz@suse.de>
921 * tree-ssa-structalias.c (create_variable_info_for): Also mark
922 first field in a struct.
923 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
925 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
927 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
928 locators before emit_insn is called. Remove assert that
930 (alpha_end_function): Clear crtl->emit structure and free insn
931 locators if cfun->is_thunk is true.
933 2009-08-18 Jason Merrill <jason@redhat.com>
935 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
937 * configure.ac: Test for it.
938 * configure, config.in: Regenerate.
939 * doc/install.texi: Document --enable-gnu-unique-object.
941 2009-08-18 Richard Guenther <rguenther@suse.de>
944 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
945 pow(x,y*z) only if x is nonnegative.
947 2009-08-18 Jakub Jelinek <jakub@redhat.com>
949 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
953 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
954 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
956 2009-08-17 DJ Delorie <dj@redhat.com>
958 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
959 * config/m32c/prologue.md (epilogue_freit): New.
961 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
962 (bank_switch_p): Likewise.
963 (fast_interrupt_p): Likewise.
964 (interrupt_p): Likewise.
965 (m32c_conditional_register_usage): Round memregs size up.
966 (need_to_save): We only need to save $a0 when we use ENTER.
967 (interrupt_p): Check for fast_interrupt too.
968 (bank_switch_p): New.
969 (fast_interrupt_p): New.
970 (m32c_attribute_table): Add bank_switch and fast_interrupt.
971 (m32c_emit_prolog): Support bank switching and fast interrupts.
972 * doc/extend.texi (Function Attributes): Add bank_switch and
975 2009-08-17 Douglas B Rupp <rupp@gnat.com>
977 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
978 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
980 2009-08-16 Douglas B Rupp <rupp@gnat.com>
982 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
983 (menu): Add IA-64/VMS Options.
984 (IA-64/VMS Options): Likewise.
986 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
989 * config/mips/mips.md (*lwxs): Use :P for pointer values.
991 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
993 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
994 (mips_pop_asm_switch): Likewise.
995 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
997 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
998 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
999 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
1000 (mips_print_operand_punctuation): Use them. Check mips_noreorder
1001 instead of set_noreorder.
1002 (mips_output_function_prologue): Use the new functions.
1003 (mips_output_function_epilogue): Likewise.
1004 (mips_need_noat_wrapper_p): New function, split out from...
1005 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
1006 Use mips_push_asm_switch and mips_pop_asm_switch.
1007 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
1008 and mips_pop_asm_switch.
1009 (ASM_OUTPUT_REG_POP): Likewise.
1010 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
1011 Use mips_pop_asm_switch.
1012 (mips_asm_switch): New structure.
1013 (set_noreorder, set_nomacro): Replace with...
1014 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
1015 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
1016 instead of set_nomacro.
1017 (fix_truncsfsi2_macro): Likewise.
1018 (cprestore): Likewise.
1019 (hazard): Use mips_noreorder instead of set_noreorder.
1020 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1022 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
1024 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
1025 from prev_active_insn.
1027 2009-08-16 Anatoly Sokolov <aesok@post.ru>
1029 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
1030 * config/avr/avr.c (avr_override_options): Initialize
1031 avr_current_arch variable.
1032 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
1033 __AVR_HAVE_16BIT_SP__ according to the device type.
1034 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
1036 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
1037 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
1039 2009-08-16 Dodji Seketeli <dodji@redhat.com>
1042 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
1043 generating inlined subroutine die only. We shouldn't be
1044 called for anything else.
1045 (gen_block_die): Don't generate inline subroutine debug info for
1048 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1050 * graphite-poly.c (print_pbb): Print PBB index.
1052 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1055 * graphite-interchange.c (ppl_max_for_le): Moved...
1056 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1057 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
1058 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1059 * graphite-ppl.h (ppl_max_for_le): Declared.
1061 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
1063 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
1064 supported on all platforms.
1065 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
1066 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
1067 * c-pragma.c: Likewise.
1068 * target-def.h (TARGET_INITIALIZER): Remove
1069 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1070 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1072 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1074 * config/ia64/fde-vms.c: New file.
1075 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
1076 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
1077 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
1078 (uw_frame_state_for): Only register a personality routine if it is
1079 known to be compatible with our expectations.
1080 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
1081 Declare unw_table_entry stack variable and
1082 mod all calls to _Unwind_FindTableEntry to add arg.
1083 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
1084 (_Unwind_FindTableEntry): Add arg to prototype.
1086 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
1088 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
1089 field 'signal_pfs_loc'.
1090 (uw_frame_state_for): Remove duplicate code dealing with leaf
1091 procedures without unwind info.
1092 If in the frame after unwinding through a signal handler, restore
1093 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
1094 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
1095 'pfs_loc' to the AR.PFS location in the signal context; instead
1096 set 'signal_pfs_loc'.
1097 Manually generate the unwind info for the AR.PFS register.
1098 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
1099 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
1100 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
1101 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
1102 instead set 'signal_pfs_loc'.
1103 Remove code preventing the AR.PFS register from being restored
1104 from the signal context.
1106 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1107 Tristan Gingold <gingold@adacore.com>
1109 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
1110 * config/ia64/t-vms: New file.
1111 * config/ia64/vms64.h: New file.
1112 * config/ia64/vms.h: New file.
1113 * config/ia64/vms-crtinit.asm: New file.
1114 * config/ia64/vms_symvec_libgcc_s.opt: New file.
1115 * config/ia64/vms-unwind.h: New file.
1117 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1119 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
1122 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1125 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
1127 * real.h (do_mpc_arg2): ... here.
1128 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
1131 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
1133 * final.c (add_debug_prefix_map): Don't use GC memory for
1134 old_prefix and new_prefix.
1136 2009-08-14 Richard Guenther <rguenther@suse.de>
1138 * ipa-prop.c (compute_complex_pass_through): If we cannot
1139 compute a non-varying offset for IPA_JF_ANCESTOR punt.
1141 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1143 * c-lex.c (c_lex_with_flags): Increase size of local variable
1144 to avoid memory clobber.
1146 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
1149 * config/i386/i386.c (ix86_fp_comparison_strategy):
1150 Only enable/disable sahf at function granularity.
1152 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
1154 PR rtl-optimization/41064
1155 * reload1.c (reload_as_needed): Don't call extract_insn
1156 for known invalid replacements after calling
1157 validate_replace_rtx_group and verify_changes.
1159 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1162 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
1163 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
1164 ix86_expand_fp_vcond.
1165 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
1166 Assert that operation is supported by ix86_expand_int_vcond.
1167 (vcondu<SSEMODE124C8:mode>): Ditto.
1169 2009-08-13 DJ Delorie <dj@redhat.com>
1171 * config/i386/djgpp-stdint.h: New.
1172 * config.gcc (djgpp): Use it.
1174 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
1176 * config/sh/sh.c (sh_override_options): When flag_exceptions or
1177 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
1179 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1181 * tree-ssa-loop-prefetch.c
1182 (prune_ref_by_group_reuse): Enhance probabilistic analysis
1183 for long-stride pruning.
1184 (compute_miss_rate): New function to compute the probability
1185 that two memory references access different cache lines.
1187 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
1189 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
1191 2009-08-13 Richard Guenther <rguenther@suse.de>
1194 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
1195 use the constant pointer type.
1196 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
1197 of CV qualifiers on the target pointer type.
1198 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
1199 conversion check before restrict check.
1201 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1204 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
1206 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1208 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
1210 2009-08-12 Richard Guenther <rguenther@suse.de>
1212 PR tree-optimization/41011
1213 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
1214 and reference constructing.
1216 2009-08-12 Xinliang David Li <davidxl@google.com>
1218 PR tree-optimization/41012
1219 * tree-flow.h : New external interface.
1220 * gimple-low.c (check_call_arg): Change to public function.
1221 Remove argument mismatch check in lowering.
1222 * tree-inline.h (tree_can_inline_p): Interface change.
1223 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
1225 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
1226 Call change to tree_can_inline_p function.
1227 (cgraph_decide_inlining_incrementally): Ditto.
1229 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
1231 PR tree-optimization/41031
1232 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
1233 on the partition variable rather than promote_mode on the source
1234 type. Assert that the partition variable's type has the same
1235 mode as the source value's.
1237 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
1239 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
1240 for for_return == 2.
1241 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
1243 * calls.c (expand_call): Fix typo.
1244 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
1246 * stmt.c (expand_value_return): Use promote_function_mode to copy out
1248 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
1249 * config/cris/cris.c (cris_promote_function_mode): Likewise.
1250 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
1251 * config/pa/pa.c (pa_promote_function_mode): Likewise.
1253 2009-08-12 Andrew Haley <aph@redhat.com>
1255 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
1257 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1260 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
1262 2009-08-12 Richard Guenther <rguenther@suse.de>
1264 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
1265 * gimplify.c (gimplify_modify_expr): Do not use
1266 lang_hooks.types_compatible_p.
1267 * tree-ssa.c (useless_type_conversion_p): For aggregates
1268 just return false if the canonical types differ.
1270 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1273 * sese.c (convert_for_phi_arg): New.
1274 (add_guard_exit_phis): Use convert_for_phi_arg.
1276 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1278 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1279 unknown subscript upper bounds.
1281 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1282 Pranav Garg <pranav.garg2107@gmail.com>
1284 * graphite-interchange.c (gather_access_strides): Removed.
1285 (ppl_max_for_le): New.
1286 (build_linearized_memory_access): New.
1287 (memory_stride_in_loop): New.
1288 (pbb_interchange_profitable_p): Reimplemented.
1289 * graphite-ppl.h (ppl_new_id_map): New.
1290 (ppl_interchange): New.
1292 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1294 * graphite-interchange.c (compute_subscript): Removed.
1295 (compute_array_size_cstr): Removed.
1296 (compute_array_size_poly): Removed.
1297 (compute_array_size): Removed.
1298 (gather_access_strides_poly): Removed.
1299 (gather_access_strides): Empty.
1301 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1303 * graphite-dependences.c (dependence_polyhedron_1): Replace
1304 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1305 (graphite_legal_transform_dr): Same.
1306 (graphite_carried_dependence_level_k): Same.
1307 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1308 Initialize PDR_NB_SUBSCRIPTS.
1309 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1311 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1312 (PDR_NB_SUBSCRIPTS): New.
1313 (pdr_nb_subscripts): Removed.
1314 (pdr_dim): Simplified.
1315 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1316 with PDR_NB_SUBSCRIPTS.
1318 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1320 * graphite-interchange.c (compute_array_size): Remove use of
1322 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1323 Do not initialize PDR_DATA_CONTAINER.
1324 (print_pdr): Do not print PDR_DATA_CONTAINER.
1325 * graphite-poly.h (struct poly_dr): Remove data_container field.
1326 (PDR_DATA_CONTAINER): Removed.
1327 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1329 (build_poly_dr): Same.
1331 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1332 Sebastian Pop <sebastian.pop@amd.com>
1334 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1335 copy of the dependence polyhedron. Free the temporary objects.
1336 (graphite_carried_dependence_level_k): Free unused objects before
1339 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1340 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1341 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1342 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1343 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1345 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1347 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1348 Early return without analyzing the data dependences if no
1349 transform has been done. Call restore_scattering if the transform
1351 (graphite-interchange.c): Same.
1352 * graphite-poly.c (print_scattering_function): Test for
1354 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1355 (apply_poly_transforms): Do not gcc_assert that
1356 the transform is legal.
1357 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
1358 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1359 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1360 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1361 * graphite-poly.h (struct poly_scattering): New.
1362 (struct poly_bb): Add original, transformed, and saved fields.
1363 Remove transformed_scattering, original_scattering,
1364 nb_local_variables and nb_scattering_transform fields.
1365 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1366 (poly_scattering_new): New.
1367 (poly_scattering_free): New.
1368 (poly_scattering_copy): New.
1369 (store_scattering_pbb): New.
1370 (store_scattering): New.
1371 (restore_scattering_pbb): New.
1372 (restore_scattering): New.
1373 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1374 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1376 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1378 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1381 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1383 * Makefile.in (graphite.o): Depends on PREDICT_H.
1384 * graphite.c: Include predict.h.
1385 (graphite_finalize): Call tree_estimate_probability.
1386 * predict.c (predict_loops): Do not call scev_initialize and
1388 (tree_estimate_probability_bb): New.
1389 (tree_estimate_probability): Do not initialize loops: move that
1390 code to the driver. Call tree_estimate_probability_bb.
1391 (tree_estimate_probability_driver): New.
1392 (pass_profile): Use tree_estimate_probability_driver.
1393 * predict.h (tree_estimate_probability): Declared.
1395 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1397 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1398 * graphite-dependences.c (graphite_legal_transform): Add time to
1399 TV_GRAPHITE_DATA_DEPS.
1400 (dependency_between_pbbs_p): Same.
1401 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1403 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
1405 PR rtl-optimization/41033
1406 * alias.c (nonoverlapping_component_refs_p): Punt when strict
1407 aliasing is disabled.
1409 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1411 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
1412 si_mask_operand, and_load_operand, low_bitmask_operand,
1413 and_reg_operand, and_operand): New predicates.
1414 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
1415 * config/mips/mips.c (and_operands_ok): New function.
1416 * config/mips/mips-protos.h (and_operands_ok): Declare it.
1417 * config/mips/mips.md (move_type): Add ext_ins and logical.
1418 (type): Handle them.
1419 (and<mode>3): Use and_reg_operand as the second operand's predicate.
1420 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
1421 shift_shift. Remove commutative constraint modifier.
1422 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
1424 (*clear_upper32_dext): Remove define_insn_and_split.
1425 (*clear_upper32): Turn this define_insn_and_split ...
1426 (splitter for ANDing register with 0xffff_ffff): .. into this.
1428 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1430 * combine.c (try_widen_shift_mode): Factor out code to check if an
1431 integer constant is a low-order bitmask from here ...
1432 * rtlanal.c (low_bitmask_len): ... to here.
1433 * rtl.h (low_bitmask_len): Declare.
1435 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
1438 * config/alpha/alpha.md (addsi3): Remove expander.
1439 (addsi3): Rename from *addsi3_internal insn pattern.
1440 (subsi3): Remove expander.
1441 (subsi3): Rename from *subsi3_internal insn pattern.
1443 2009-08-11 Douglas B Rupp <rupp@gnat.com>
1445 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
1448 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
1449 Eric Botcazou <botcazou@adacore.com>
1450 Douglas B Rupp <rupp@gnat.com>
1452 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
1453 that records that fit in 64 bits are returned by immediate value,
1454 as required by OpenVMS Calling Standard.
1455 (function_value): Adjust for above modification.
1456 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
1457 virtual_incoming_args_rtx as base object, not next_arg.
1458 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
1460 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1462 * reload.c (find_reloads_subreg_address): Check the original
1463 req_equiv_mem address to detect the case where an address is
1464 not valid in the outer mode.
1466 2009-08-11 Richard Guenther <rguenther@suse.de>
1469 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
1471 2009-08-10 Douglas B Rupp <rupp@gnat.com>
1473 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
1474 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
1476 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
1477 Douglas B Rupp <rupp@gnat.com>
1479 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
1480 PT_STACK when frame_pointer_needed on OpenVMS.
1481 (alpha_pv_save_size, alpha_using_fp): Remove.
1482 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
1483 with proper processing for PT_NULL.
1484 (alpha_vms_initial_elimination_offset): New function. Support for
1485 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
1486 (alpha_sa_size): Force procedure type to PT_STACK when
1487 frame_pointer_needed on OpenVMS.
1488 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
1489 (alpha_using_fp): Likewise.
1490 (alpha_vms_can_eliminate): Add prototype.
1491 (alpha_vms_initial_elimination_offset): Likewise.
1492 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
1493 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
1495 2009-08-10 Eric Botcazou <botcazou@adacore.com>
1496 Douglas B Rupp <rupp@gnat.com>
1498 * config/alpha/alpha.c (common_object_handler): New function.
1499 (vms_attribute_table): Declare a single attribute "common_object".
1500 (vms_output_aligned_decl_common): New global function.
1501 (SECTION_VMS_OVERLAY): Delete.
1502 (SECTION_VMS_GLOBAL): Likewise.
1503 (SECTION_VMS_INITIALIZE): Likewise.
1504 (vms_asm_named_section): Remove support for above flags.
1505 (vms_section_type_flags): Delete.
1506 (TARGET_SECTION_TYPE_FLAGS): Likewise.
1507 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
1508 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1509 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
1511 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1514 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
1515 (sub_ddmmss): Likewise.
1517 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
1520 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
1523 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1526 * reload1.c (reload_as_needed): Use cancel_changes to completely
1527 undo a failed replacement attempt.
1529 2009-08-10 Richard Guenther <rguenther@suse.de>
1532 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
1533 (useless_type_conversion_p): ... here. Require pointer targets
1536 2009-08-10 Dodji Seketeli <dodji@redhat.com>
1539 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
1540 loose the original type of the statement list.
1542 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1544 * config/alpha/alpha.c: Include libfuncs.h
1545 (avms_asm_output_extern): New function.
1546 (alpha_init_libfuncs): Init some decc libfuncs.
1547 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
1548 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
1549 (DO_CRTL_NAMES): Define.
1551 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
1552 (LONG_TYPE_SIZE): Define.
1553 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
1554 (SUBTARGET_SWITCHES): Define malloc64 switch.
1555 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
1556 (MASK_RETURN_ADDR): Define.
1557 doc/invoke.texi (mmalloc64): Document switch.
1559 2009-08-09 Olivier Hainque <hainque@adacore.com>
1560 Douglas B Rupp <rupp@gnat.com>
1562 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
1563 uses_condition_handler.
1564 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
1565 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
1566 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
1567 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
1568 (code_for_builtin): New insn codes for the new alpha_builtins.
1569 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
1570 (alpha_sa_size): Account for uses_condition_handler.
1571 (alpha_expand_prologue): Likewise.
1572 (alpha_start_function): Likewise.
1573 (alpha_expand_epilogue): Likewise.
1574 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
1575 establish/revert expanders.
1576 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
1577 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
1578 New expander, resorting to the alpha.c associated function.
1579 (builtin_revert_vms_condition_handler): Likewise.
1580 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
1581 __gcc_shell_handler, the static VMS condition handler used as
1582 an indirection wrapper to the current dynamically established
1584 * config/alpha/vms-unwind.h: Complete rewrite.
1585 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
1586 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
1588 2009-08-09 Eric Botcazou <botcazou@adacore.com>
1589 Douglas B Rupp <rupp@gnat.com>
1591 * config/alpha/alpha.c (alpha_links): Add 'target' field.
1592 (alpha_need_linkage): Handle aliases. Return function symbol.
1593 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
1594 Use ultimate alias target for the linkage name.
1595 * config/alpha/alpha.md (movmemdi): Use the symbol returned
1596 by alpha_need_linkage for the function symbol.
1597 (setmemdi): Likewise.
1599 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1601 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
1602 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
1603 (ASM_WEAKEN_LABEL): Define.
1604 (CRT_CALL_STATIC_FUNCTION): Define.
1605 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
1606 (ENDFILE_SPEC): Define.
1607 (INIT_SECTION_ASM_OP): Define.
1608 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
1609 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
1611 (MULTILIB_OSDIRNAMES): Define.
1612 (shlib_version): Define.
1613 (SHLIB_EXT): Define.
1614 (SHLIB_OBJS): Define.
1615 (SHLIB_NAME): Define.
1616 (SHLIB_MULTILIB): Define.
1617 (SHLIB_INSTALL): Define.
1618 (SHLIB_SYMVEC): Define.
1619 (SHLIB_SYMVECX2): Define.
1620 (SHLIB_LINK): Define.
1622 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1624 * config/alpha/alpha.c (alpha_initialize_trampoline):
1625 Initialize VMS trampoline IAW ABI for bounded procedure calls.
1626 (alpha_start_function): Emit transfer address on nested functions
1627 for VMS trampoline call.
1628 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
1629 since no longer used.
1630 * config/alpha/vms-tramp.asm: Remove.
1631 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
1632 since now only data initialized at runtime.
1634 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1636 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
1637 (LINK_GCC_C_SEQUENCE_SPEC): Define.
1638 (MD_EXEC_PREFIX): Remove, no longer used.
1639 (MD_STARTFILE_PREFIX): Likewise.
1640 (INCLUDE_DEFAULTS): Likewise.
1641 * config/alpha/t-vms:
1642 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
1644 2009-08-09 Richard Guenther <rguenther@suse.de>
1646 PR tree-optimization/41016
1647 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
1648 (operand_precision): Remove.
1649 (integral_operand_p): Likewise.
1650 (recognize_single_bit_test): Adjust.
1652 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1654 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
1655 operation overflows. Likewise non-cast unary arithmetic.
1656 If one arm of a conditional expression is always taken,
1657 inhibit evaluation warnings for the other arm. Likewise inhibit
1658 evaluation warnings for the second && or || operand if the first
1659 operand is enough to determine the result.
1660 * c-typeck.c (build_conditional_expr): Apply the same inhibition
1662 (build_binary_op): Prevent duplicate evaluation warnings.
1664 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1666 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
1667 and destination have different modes, Use promote_mode to
1668 determine the signedness of the conversion. Assert that the
1669 promoted source mode matches the destination mode. Don't pass
1670 the destination and destination mode to expand_expr if the source
1671 mode is different. Simplify conversion logic.
1673 2009-08-09 Ira Rosen <irar@il.ibm.com>
1675 PR tree-optimization/41008
1676 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1677 from condition only in case it's a comparison. Adjust checks.
1679 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1681 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1682 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1683 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1684 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1685 (dump_cand): Handle them.
1686 (struct iv_cand): New members COST_STEP and AINC_USE.
1687 (stmt_after_increment): Likewise.
1688 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1689 callers changed. Use gimple_uid comparison instead of scanning.
1690 (add_candidate_1): When looking for identical candidates, take
1691 AINC_USE into account. Set it for new candidates.
1692 (force_expr_to_var_cost): Cast target_spill_cost to int.
1693 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1694 All callers changed. Check for availability of autoinc addressing
1695 modes, both in general for a given mode, and in the specific use case.
1696 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1698 (get_computation_cost): Likewise.
1699 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1700 add_autoinc_candidates): New static functions.
1701 (add_candidate): Call add_autoinc_candidates for candidates based on
1703 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1704 (determine_use_iv_cost_address): If we have an autoinc candidate at
1705 the matching use, verify autoinc is possible and subtract the cost
1706 of the candidate's step from the cost.
1707 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1708 member of the candidate.
1709 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1710 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1712 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1714 * config.build (ia64-hp-*vms*): New target.
1715 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1717 * config.gcc (ia64-hp-*vms*): New target.
1718 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1720 * config.host (ia64-hp-*vms*): New target.
1721 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1724 2009-08-08 Richard Guenther <rguenther@suse.de>
1726 PR tree-optimization/40991
1727 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1729 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1731 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1732 mode check. Do truncations in an integer mode.
1733 (force_to_mode): Handle subregs for all mode types. Only do
1734 arithmetic simplifications on integer modes.
1736 2009-08-07 Richard Guenther <rguenther@suse.de>
1738 PR tree-optimization/40999
1739 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1740 (maybe_fold_reference): Lookup constant initializers.
1741 (fold_gimple_assign): Likewise.
1743 2009-08-07 Richard Guenther <rguenther@suse.de>
1745 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1746 that require structural equality defer to the langhook.
1748 2009-08-07 Martin Jambor <mjambor@suse.cz>
1750 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1752 (struct ipa_pass_through_data): New type.
1753 (struct ipa_ancestor_jf_data): New type.
1754 (union jump_func_value): Removed field formal_id, added fields
1755 pass_through and ancestor.
1756 (struct ipa_param_call_note): Changed type of formal_id to int from
1758 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1759 operations jump functions and ancestor jump functions.
1760 (compute_complex_pass_through): New function.
1761 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1762 reflect changes in the jump function strucutre.
1763 (update_jump_functions_after_inlining): Ignore complex pass-through
1764 and ancestor jump functions.
1765 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1766 polynomial pass-through with operation jump functions.
1768 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1770 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1771 fde->dw_fde_begin as begin label instead of hot/cold label.
1772 Use LLSDAC label instead of LLSDA for second section lsda.
1773 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1774 label instead of LLSDA if it is true.
1775 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1777 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1778 SECTION argument. Use it as index into crtl->eh.call_site_record
1780 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1781 use it to determine how to print table entries instead of using
1782 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1783 label instead of normal begin label as base.
1784 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1785 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1786 ensure no EH range spans between sections and that landing pads
1787 are always in the corresponding section.
1788 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1789 for crtl->eh.call_site_record being an array rather than scalar.
1790 (output_one_function_exception_table): New function, copied
1791 from output_function_exception_table. Adjust
1792 dw2_size_of_call_site_table, dw2_output_call_site_table
1793 callers. For SECOND section use *C suffixed labels.
1794 (output_function_exception_table): Call
1795 output_one_function_exception_table and, when doing hot/cold
1796 partitioning, also another time for the second section.
1797 * opts.c: Include except.h.
1798 (decode_options): Allow -freorder-blocks-and-partition with
1799 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1800 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1801 * function.h (struct rtl_eh): Change call_site_record from
1802 scalar into array of 2 elements.
1804 2009-08-07 Martin Jambor <mjambor@suse.cz>
1806 * ipa-prop.c (count_formal_params_1): New function.
1807 (ipa_get_vector_of_formal_parms): New function.
1808 (get_vector_of_formal_parm_types): New function.
1809 (ipa_modify_formal_parameters): New function.
1810 (ipa_modify_call_arguments): New function.
1811 (index_in_adjustments_multiple_times_p): New function.
1812 (ipa_combine_adjustments): New function.
1813 (ipa_dump_param_adjustments): New function.
1814 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1815 (ipa_get_vector_of_formal_parms): Declare.
1816 (ipa_modify_formal_parameters): Declare.
1817 (ipa_modify_call_arguments): Declare.
1818 (ipa_combine_adjustments): Declare.
1819 (ipa_dump_param_adjustments): Declare.
1820 (build_ref_for_offset): Declare.
1821 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1822 * tree-sra.c: Include ipa-prop.c.
1823 (build_ref_for_offset): Make public.
1825 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1827 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1829 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1831 * gcc/doc/extend.texi (__builtin_extract_return_address)
1832 (__builtin_frob_return_address): Document.
1834 2009-08-06 Paul Brook <paul@codesourcery.com>
1836 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1837 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1838 implementation on ARMv6-M.
1840 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1842 * doc/extend.texi (pcs): Document new attribute for ARM.
1844 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1846 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1849 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1851 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1854 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1856 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1858 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1860 Merge ARM/hard_vfp_branch to trunk.
1862 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1864 * arm.c (libcall_eq): New function.
1865 (libcall_hash): New function.
1866 (add_libcall): New function.
1867 (arm_libcall_uses_aapcs_base): New function.
1868 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1869 libcalls using the base PCS.
1870 (arm_init_cumulative_args): Likewise.
1872 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1874 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1875 Use base ABI for conversion libfuncs between HFmode and SFmode.
1877 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1879 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1880 V4SImode as representatives of all 64-bit and 128-bit vector
1881 types. Allow vector types without vector modes.
1882 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1883 without vector modes like BLKmode.
1884 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1885 BLKmode. Avoid unsupported vector modes or TImode moves for
1887 (aapcs_vfp_allocate_return_reg): Likewise.
1888 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1889 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1891 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1893 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1894 (arm_get_pcs_model): Pass attribute arguments to
1895 arm_pcs_from_attribute.
1896 (arm_init_cumulative_args): Use base AAPCS for conversions from
1897 floating-point types to DImode.
1898 (arm_attribute_table): Add pcs attribute.
1899 (arm_handle_pcs_attribute): New.
1900 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1901 conversions from floating-point types to DImode, also declare them
1902 to use base AAPCS and declare functions they call to use base
1903 AAPCS and their RTABI names.
1905 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1907 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1908 -mfloat-abi=hard not being supported for VFP.
1910 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1912 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1913 SYMBOL_REF to hard_libcall_value.
1915 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1916 Richard Earnshaw <rearnsha@arm.com>
1918 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1919 has been put on the stack, all remaining co-processory arguments for
1920 that co-processor also go on the stack.
1922 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1924 * config/arm/arm.c (arm_return_in_memory): Handle returning
1925 vectors of suitable size in registers also for AAPCS case.
1927 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1929 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1931 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1933 ARM Hard-VFP calling convention
1934 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1935 * target.h (gcc_target): Add libcall_value to table of call hooks.
1936 * targhooks.h (default_libcall_value): Default implementation.
1937 * targhooks.c (default_libcall_value): Likewise.
1938 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1939 * optabs.c (expand_unop): Use it.
1940 * expr.h (hard_libcall_value): Pass the function RTX through.
1941 * calls.c (emit_library_call_value_1): Update call to
1943 * explow.c (hard_libcall_value): Use new target hook.
1944 * testsuite/lib/target-supports.exp
1945 (check_effective_target_arm_hard_vfp_ok): New hook.
1946 (check_effective_target_arm_neon_ok): Improve test for neon
1948 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1949 * config/arm/arm.c: Include cgraph.h
1950 (TARGET_FUNCTION_VALUE): Override default hook.
1951 (arm_pcs_default): New variable.
1952 (arm_override_options): Don't fault hard calling convention with VFP.
1953 Add support for AAPCS variants.
1954 (arm_function_value): Make static. Handle AAPCS variants.
1955 (arm_libcall_value): New function.
1956 (arm_apply_result_size): Handle VFP registers in results.
1957 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1959 (pcs_attribute_args): New variable.
1960 (arm_pcs_from_attribute): New function.
1961 (arm_get_pcs_model): New function.
1962 (aapcs_vfp_cum_init): New function.
1963 (aapcs_vfp_sub_candidate): New function.
1964 (aapcs_vfp_is_return_candidate): New function.
1965 (aapcs_vfp_is_call_candidate): New function.
1966 (aapcs_vfp_allocate): New function.
1967 (aapcs_vfp_allocate_return_reg): New function.
1968 (aapcs_vfp_advance): New function.
1969 (aapcs_cp_arg_layout): New variable.
1970 (aapcs_select_call_coproc): New function.
1971 (aapcs_select_return_coproc): New function.
1972 (aapcs_allocate_return_reg): New function.
1973 (aapcs_libcall_value): New function.
1974 (aapcs_layout_arg): New function.
1975 (arm_init_cumulative_args): Initialize AAPCS args data.
1976 (arm_function_arg): Handle AAPCS variants using new interface.
1977 (arm_arg_parital_bytes): Likewise.
1978 (arm_function_arg_advance): New function.
1979 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1980 calling conventions.
1981 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1982 * arm.h (NUM_VFP_ARG_REGS): Define.
1983 (LIBCALL_VALUE): Update.
1984 (FUNCTION_VALUE): Delete.
1985 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1986 (arm_pcs): New enum.
1987 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1988 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1989 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1990 * arm-protos.h (arm_function_arg_advance): Add.
1991 (aapcs_libcall_value): Add.
1992 (arm_function_value): Delete.
1994 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1995 H.J. Lu <hongjiu.lu@intel.com>
1998 * config/i386/i386.c (standard_sse_mode_p): Remove.
1999 (standard_sse_constant_p): Return 2 for integer mode
2000 vector_all_ones_operand when SSE2 is enabled.
2001 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
2002 (ix86_expand_vector_move): Do not check for negative values from
2003 standard_sse_constant_p.
2005 2009-08-06 Richard Guenther <rguenther@suse.de>
2007 * tree-ssa.c (useless_type_conversion_p_1): Make function and
2008 array type comparisons frontend independent.
2009 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
2010 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
2011 out array reference lower bound and element size operands.
2012 (ao_ref_init_from_vn_reference): Properly compute the offset
2013 for ARRAY_RANGE_REF.
2014 (vn_reference_fold_indirect): Fill out array reference lower
2015 bound and element size operands.
2016 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
2017 a non gimple valued reference operand which can happen for
2018 array reference lower bound or element size.
2019 (create_component_ref_by_pieces_1): Properly generate the
2020 element size operand for array references.
2022 2009-08-06 Richard Guenther <rguenther@suse.de>
2024 PR tree-optimization/40964
2025 * tree.c (iterative_hash_host_wide_int): Export.
2026 * tree.h (iterative_hash_host_wide_int): Declare.
2027 * tree-ssa-structalias.c (heapvar_map): New struct.
2028 (heapvar_map_eq): New function.
2029 (heapvar_map_hash): Likewise.
2030 (heapvar_lookup): Adjust.
2031 (heapvar_insert): Likewise.
2032 (make_constraint_from_heapvar): Allow multiple heap variables
2033 per decl at different offsets.
2034 (init_alias_heapvars): Adjust.
2036 2009-08-04 David Daney <ddaney@caviumnetworks.com>
2038 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
2039 * mips_output_sync_loop (mips_output_sync_loop): Only emit
2040 trailing sync if TARGET_SYNC_AFTER_SC.
2042 2009-08-05 David Daney <ddaney@caviumnetworks.com>
2044 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
2045 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
2046 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
2047 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
2048 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2049 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2050 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2051 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
2052 test_and_set_12): Rewrite calls to mips_output_sync_loop.
2053 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
2054 the prototype declaration match the definition.
2055 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
2056 instructions explicitly. Add barrier_before and operands
2058 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
2059 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
2060 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
2061 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2062 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
2063 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
2065 2009-08-05 Andrew Pinski <pinskia@gmail.com>
2067 * tree-ssa-alias.c: Fix intervals to use [) syntax.
2069 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
2070 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2073 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
2076 2009-08-05 Jakub Jelinek <jakub@redhat.com>
2078 PR rtl-optimization/40924
2079 * dse.c (canon_address): Before calling cselib_expand_value_rtx
2080 make sure canon_rtx (mem_address) isn't simpler than
2081 canon_rtx (expanded_mem_address).
2083 2009-08-05 Li Feng <nemokingdom@gmail.com>
2085 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
2087 (build_scop_drs): Build alias set for each SCoP.
2089 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
2091 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
2092 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
2093 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
2094 (MIPS_ARCH_FLOAT_SPEC): Likewise.
2095 (BASE_DRIVER_SELF_SPECS): Likewise.
2097 2009-08-04 Andrew Pinski <pinskia@gmail.com>
2099 * tree-ssa-alias.c: Fix some comment typos.
2101 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
2103 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
2104 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
2106 2009-08-03 Janis Johnson <janis187@us.ibm.com>
2109 * simplify-rtx.c (simplify_binary_operation_1): Disable
2110 simplifications for decimal float operations.
2112 2009-08-03 Jakub Jelinek <jakub@redhat.com>
2115 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
2116 operand of INDIRECT_REF.
2118 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
2120 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
2121 constants referencing TLS symbols.
2123 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
2125 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
2126 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
2128 2009-08-03 Richard Guenther <rguenther@suse.de>
2130 * tree.c (make_vector_type): Build a main variant first,
2131 get the canonical one and then build the variant.
2132 * tree-ssa.c (useless_type_conversion_p_1): Handle
2134 (useless_type_conversion_p): Conversions to pointers to
2135 incomplete record types are useless.
2137 2009-08-03 Richard Guenther <rguenther@suse.de>
2139 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
2140 file will be created.
2141 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
2142 * toplev.c (compile_file): Adjust comment.
2144 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
2146 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
2147 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
2148 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2149 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2150 (sh_promote_function_mode): Fix typo.
2152 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
2154 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
2156 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2158 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
2159 declaration arguments.
2161 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
2163 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
2164 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
2165 (ix86_split_ashl): Ditto.
2166 (ix86_expand_vector_init_one_nonzero): Ditto.
2167 (ix86_expand_vector_set): Ditto.
2168 (ix86_expand_reduc_v4sf): Ditto.
2170 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
2172 * explow.c (promote_function_mode): Remove assert.
2173 * config/sh/sh.c (sh_promote_function_mode): Declare.
2175 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2177 * config/pa/pa.c (pa_promote_function_mode): Declare.
2178 Change to static. Fix promote_mode call.
2180 * gthr-dce.h (CONST_CAST2): Define if not defined.
2181 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
2183 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
2185 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
2187 * expr.c (store_constructor): Use promote_decl_mode. Remove
2188 now write-only variable unsignedp.
2189 (expand_expr_real_1): Use promote_decl_mode.
2190 * expr.h (promote_function_mode, promote_decl_mode): New.
2191 (promote_mode): Remove last argument.
2192 * function.c (assign_temp): Drop last argument of promote_mode.
2193 (assign_parm_find_data_types): Use promote_function_mode.
2194 (assign_parm_setup_reg): Likewise.
2195 (expand_function_end): Use promote_function_mode.
2196 * calls.c (initialize_argument_information): Use promote_function_mode.
2197 (precompute_arguments): Use promote_mode instead of checking if
2198 only PROMOTE_FUNCTION_MODE is defined.
2199 (expand_call): When making sibcall decisions, use promote_function_mode.
2200 Below, remove an if for targetm.calls.promote_function_return and
2201 and use promote_function_mode.
2202 (emit_library_call_value_1): Use promote_function_mode, fix bug
2203 where promote_mode was passed FOR_CALL == 0 for a return value in an
2205 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2206 * explow.c (promote_function_mode, promote_decl_mode): New.
2207 (promote_mode): Keep only the FOR_CALL == 0 case.
2208 * combine.c (setup_incoming_promotion): Remove test of
2209 promote_function_args. Use promote_function_mode.
2210 * stmt.c (expand_value_return): Use promote_decl_mode.
2211 (expand_decl): Use promote_decl_mode.
2213 * expr.c (store_constructor): Use promote_decl_mode. Remove
2214 now write-only variable unsignedp.
2215 (expand_expr_real_1): Use promote_decl_mode.
2216 * expr.h (promote_function_mode, promote_decl_mode): New.
2217 (promote_mode): Remove last argument.
2218 * function.c (assign_temp): Drop last argument of promote_mode.
2219 (assign_parm_find_data_types): Use promote_function_mode.
2220 (assign_parm_setup_reg): Likewise.
2221 (expand_function_end): Use promote_function_mode.
2222 * calls.c (initialize_argument_information): Use promote_function_mode.
2223 (precompute_arguments): Use promote_mode instead of checking if
2224 only PROMOTE_FUNCTION_MODE is defined.
2225 (expand_call): When making sibcall decisions, use promote_function_mode.
2226 Below, remove an if for targetm.calls.promote_function_return and
2227 and use promote_function_mode.
2228 (emit_library_call_value_1): Use promote_function_mode, fix bug
2229 where promote_mode was passed FOR_CALL == 0 for a return value in an
2231 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2232 * explow.c (promote_function_mode, promote_decl_mode): New.
2233 (promote_mode): Keep only the FOR_CALL == 0 case.
2234 * combine.c (setup_incoming_promotion): Remove test of
2235 promote_function_args. Use promote_function_mode.
2236 * stmt.c (expand_value_return): Use promote_decl_mode.
2237 (expand_decl): Use promote_decl_mode.
2239 * explow.c (promote_function_mode): Just call the target hook.
2240 * targhooks.c (default_promote_function_mode,
2241 default_promote_function_mode_always_promote): New.
2242 * targhooks.h (default_promote_function_mode,
2243 default_promote_function_mode_always_promote): Declare.
2244 * target.h (promote_function_args, promote_function_return): Remove.
2245 (promote_function_mode): New.
2246 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2247 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2248 (TARGET_PROMOTE_FUNCTION_MODE): New.
2249 (TARGET_CALLS): Adjust.
2250 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
2251 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
2253 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
2254 * config/s390/s390.c (s390_promote_function_mode): ... here,
2255 with pointer handling.
2256 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2257 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2259 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
2260 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
2261 with pointer handling.
2262 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2263 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2265 * config/sh/sh-protos.h (sh_promote_function_mode): New.
2266 * config/sh/sh.c (sh_promote_function_mode): New.
2267 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2268 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2270 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
2271 * config/cris/cris.c (cris_promote_function_mode): ... here.
2272 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2273 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2275 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
2276 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
2277 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2278 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2280 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
2281 * config/arm/arm.c (arm_promote_function_mode): ... here, without
2282 complex type handling.
2283 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2284 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2286 * config/pa/pa.c (pa_promote_function_mode): New.
2287 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2288 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2290 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
2291 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2292 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
2293 * config/xtensa/xtensa.c: Likewise.
2294 * config/stormy16/stormy16.c: Likewise.
2295 * config/iq2000/iq2000.c: Likewise.
2296 * config/rs6000/rs6000.c: Likewise.
2297 * config/picochip/picochip.c: Likewise.
2298 * config/arc/arc.c: Likewise.
2299 * config/mcore/mcore.c: Likewise.
2300 * config/score/score.c: Likewise.
2301 * config/mips/mips.c: Likewise.
2302 * config/bfin/bfin.c: Likewise.
2303 * config/ia64/ia64.c: Likewise (disabled though).
2305 * config/frv/frv.h: Remove pointless remark.
2307 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
2308 TARGET_PROMOTE_FUNCTION_ARGS,
2309 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
2310 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
2312 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
2314 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
2315 -floop-parallelize-all.
2316 * toplev.c (process_options): Rename flag_graphite_force_parallel to
2317 flag_loop_parallelize_all.
2318 * tree-ssa-loop.c (gate_graphite_transforms): Same.
2319 * graphite.c (graphite_transform_loops): Same.
2321 * graphite-poly.c (apply_poly_transforms): Same.
2323 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
2325 PR tree-optimization/40914
2326 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
2327 if set, then check the delta field of the PMF record.
2328 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
2329 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
2330 call is stored in the delta.
2332 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
2334 * config/mips/mips.md (*clear_upper32_dext): New pattern.
2336 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
2338 * config/i386/bsd.h (ASM_BYTE): New define.
2339 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
2340 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
2341 .byte. Use fputs or putc instead of fprintf where appropriate.
2342 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
2343 fputs or putc instead of fprintf where appropriate.
2344 * config/i386/i386elf.h: Ditto.
2345 * config/i386/sysv4.h: Ditto.
2347 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
2348 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
2349 (*tls_global_dynamic_64): Ditto.
2351 2009-07-31 Christian Bruel <christian.bruel@st.com>
2353 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2355 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2357 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
2358 Remove dead code for MINUS.
2360 2009-07-31 Anthony Green <green@moxielogic.com>
2362 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
2364 (moxie_expand_epilogue): Ditto for epilogue.
2365 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
2367 (moxie_function_arg): Ditto.
2368 (moxie_pass_by_reference): Ditto.
2369 (moxie_arg_partial_bytes): Ditto.
2370 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
2371 (FUNCTION_ARG_ADVANCE) Ditto.
2372 (REG_PARM_STACK_SPACE) Ditto.
2373 (FUNCTION_ARG_REGNO_P) Dito.
2375 * config.gcc: Add moxie linux config support.
2376 * gcc/config/moxie/uclinux.h: New file.
2378 2009-07-31 DJ Delorie <dj@redhat.com>
2380 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
2381 (UNSPECV_SP_SWITCH_E): New.
2382 (sp_switch_1): Change to an unspec.
2383 (sp_switch_2): Change to an unspec. Don't use post-inc when we
2385 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
2386 reference the new stack's address
2388 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2390 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
2391 graphite-clast-to-gimple.o, graphite-dependences.o,
2392 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2393 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
2394 (graphite-blocking.o,
2395 graphite-clast-to-gimple.o, graphite-dependences.o,
2396 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2397 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
2398 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
2399 * cfgloop.h (struct loop): Add can_be_parallel field.
2400 * common.opt (fgraphite-identity): Moved up.
2401 (fgraphite-force-parallel): New flag.
2402 * graphite.c: Rewrite.
2403 * graphite.h: Rewrite.
2404 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
2406 * toplev.c (graphite_out_file): New file descriptor.
2407 (graphite_in_file): New.
2408 (process_options): flag_graphite_force_parallel cannot be used without
2410 * tree-ssa-loop.c: Include toplev.h.
2411 (gate_graphite_transforms): Enable flag_graphite for
2412 flag_graphite_force_parallel.
2414 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2416 * ChangeLog.graphite: New.
2417 * graphite-blocking.c: New.
2418 * graphite-clast-to-gimple.c: New.
2419 * graphite-clast-to-gimple.h: New.
2420 * graphite-dependences.c: New.
2421 * graphite-dependences.h: New.
2422 * graphite-interchange.c: New.
2423 * graphite-poly.c: New.
2424 * graphite-poly.h: New.
2425 * graphite-ppl.c: New.
2426 * graphite-ppl.h: New.
2427 * graphite-scop-detection.c: New.
2428 * graphite-scop-detection.h: New.
2429 * graphite-sese-to-poly.c: New.
2430 * graphite-sese-to-poly.h: New.
2434 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2436 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2437 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
2439 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2441 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
2442 (scev_is_linear_expression): Return false if the evolution is not
2443 affine multivariate.
2445 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2447 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2448 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2450 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2452 * tree-data-ref.c (debug_data_references): New.
2453 (debug_data_reference): New.
2454 * tree-data-ref.h (debug_data_references): Declared.
2455 (debug_data_reference): Declared.
2457 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2459 * tree-data-ref.c (stmt_simple_memref_p: Removed.
2460 * tree-data-ref.h (scop_p): Removed.
2461 (struct data_reference): Remove field scop.
2463 (stmt_simple_memref_p): Removed.
2465 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2467 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
2468 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
2471 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2473 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
2475 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2477 * doc/invoke.texi (-fgraphite-identity): Documented.
2479 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2481 * tree-scalar-evolution.c: Fix comment.
2482 (instantiate_scev_1): Return unknow from scev instantiation if the
2483 result is not above instantiate_below.
2485 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2487 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2488 static anymore. Instantiate the symbols that may have been introduced
2490 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2493 2009-07-30 DJ Delorie <dj@redhat.com>
2495 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
2496 .vliw directive to VLIW sections.
2498 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2500 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
2502 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
2503 (AUTOHEADER): New variable.
2504 ($(srcdir)/cstamp-h.in): Use it.
2506 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2507 Pat Haugen <pthaugen@us.ibm.com>
2508 Revital Eres <ERES@il.ibm.com>
2510 * config/rs6000/vector.md (VEC_F): Add VSX support.
2514 (vector_load_<mode>): Ditto.
2515 (vector_store_<mode>): Ditto.
2516 (vector GPR move split): Ditto.
2517 (vec_reload_and_plus_<mptrsize>): Ditto.
2518 (vec_reload_and_reg_<mptrsize>): Ditto.
2519 (add<mode>3): Ditto.
2520 (sub<mode>3): Ditto.
2521 (mul<mode>3): Ditto.
2522 (neg<mode>2): Ditto.
2523 (abs<mode>2): Ditto.
2524 (smin<mode>3): Ditto.
2525 (smax<mode>3): Ditto.
2526 (vector_eq<mode>): Ditto.
2527 (vector_gt<mode>): Ditto.
2528 (vector_ge<mode>): Ditto.
2529 (vector_gtu<mode>): Ditto.
2530 (vector_select_<mode>_uns): Ditto.
2531 (vector_eq_<mode>_p): Ditto.
2532 (vector_gt_<mode>_p): Ditto.
2533 (vector_ge_<mode>_p): Ditto.
2534 (vector_gtu_<mode>_p): Ditto.
2535 (cr6_test_for_zero): Ditto.
2536 (cr6_test_for_zero_reverse): Ditto.
2537 (cr6_test_for_lt): Ditto.
2538 (cr6_test_for_lt_reverse): Ditto.
2539 (xor<mode>3): Ditto.
2540 (ior<mode>3): Ditto.
2541 (and<mode>3): Ditto.
2542 (one_cmpl<mode>2): Ditto.
2543 (nor<mode>2): Ditto.
2544 (andc<mode>2): Ditto.
2545 (float<VEC_int<mode>2): Ditto.
2546 (unsigned_float<VEC_int><mode>2): Ditto.
2547 (fix_trunc<mode><VEC_int>2): Ditto.
2548 (fixuns_trunc<mode><VEC_int>2): Ditto.
2550 (vec_set<mode>): Ditto.
2551 (vec_extract<mode>): Ditto.
2552 (vec_interleave_highv4sf): Ditto.
2553 (vec_interleave_lowv4sf): Ditto.
2554 (vec_realign_load_<mode>): Ditto.
2555 (vec_shl_<mode>): Ditto.
2556 (vec_shr_<mode>): Ditto.
2557 (div<mode>3): New patterns for VSX.
2558 (vec_interleave_highv2df): Ditto.
2559 (vec_interleave_lowv2df): Ditto.
2560 (vec_pack_trunc_v2df): Ditto.
2561 (vec_pack_sfix_trunc_v2df): Ditto.
2562 (vec_pack_ufix_trunc_v2df): Ditto.
2563 (vec_unpacks_hi_v4sf): Ditto.
2564 (vec_unpacks_lo_v4sf): Ditto.
2565 (vec_unpacks_float_hi_v4si): Ditto.
2566 (vec_unpacks_float_lo_v4si): Ditto.
2567 (vec_unpacku_float_hi_v4si): Ditto.
2568 (vec_unpacku_float_lo_v4si): Ditto.
2569 (movmisalign<mode>): Ditto.
2570 (vector_ceil<mode>2): New patterns for vectorizing math library.
2571 (vector_floor<mode>2): Ditto.
2572 (vector_btrunc<mode>2): Ditto.
2573 (vector_copysign<mode>3): Ditto.
2575 * config/rs6000/predicates.md (easy_vector_constant_msb): New
2576 predicate for setting the high bit in each word, used for copysign.
2578 * config/rs6000/ppc-asm.h (f19): Whitespace.
2579 (f32-f63): Define if VSX.
2580 (v0-v31): Define if Altivec.
2581 (vs0-vs63): Define if VSX.
2583 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
2585 * config/rs6000/power7.md: New file, provide tuning parameters for
2588 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
2589 (rs6000_cpu_cpp_builtins): Ditto.
2590 (altivec_overloaded_builtins): Ditto.
2591 (altivec_resolve_overloaded_builtin): Ditto.
2593 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
2594 debug switch to disable vectorizing simple math builtin
2597 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2598 Vectorize simple math builtin functions.
2599 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2600 hook to vectorize math builtins.
2601 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
2602 (rs6000_builtin_conversion): Add VSX/power7 support.
2603 (rs6000_builtin_vec_perm): Ditto.
2604 (vsplits_constant): Add support for loading up a vector constant
2605 with just the high bit set in each part.
2606 (rs6000_expand_vector_init): Add VSX/power7 support.
2607 (rs6000_expand_vector_set): Ditto.
2608 (rs6000_expand_vector_extract): Ditto.
2609 (rs6000_emit_move): Ditto.
2610 (bdesc_3arg): Ditto.
2611 (bdesc_2arg): Ditto.
2612 (bdesc_1arg): Ditto.
2613 (rs6000_expand_ternop_builtin): Ditto.
2614 (altivec_expand_builtin): Ditto.
2615 (rs6000_expand_unop_builtin): Ditto.
2616 (rs6000_init_builtins): Ditto.
2617 (altivec_init_builtins): Ditto.
2618 (builtin_function_type): Ditto.
2619 (rs6000_common_init_builtins): Ditto.
2620 (rs6000_handle_altivec_attribute); Ditto.
2621 (rs6000_mangle_type): Ditto.
2622 (rs6000_vector_mode_supported_p): Ditto.
2623 (rs6000_mode_dependent_address): Altivec addresses with AND -16
2626 * config/rs6000/vsx.md: New file for VSX support.
2628 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
2629 identifing values with just the most significant bit set.
2630 (enum rs6000_builtins): Add builtins for VSX. Add simple math
2631 vectorized builtins.
2633 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
2634 (UNSPEC_VRFIM): Delete.
2635 (splitter for loading up vector with most significant bit): New
2636 splitter for vectorizing copysign.
2637 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
2638 vectorizing simple math functions.
2639 (altivec_vrfip): Add support for vectorizing simple math functions.
2640 (altivec_vrfim): Ditto.
2641 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
2643 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
2644 (power7.md, vsx.md): Include for power7 support.
2645 (copysigndf3): Use VSX instructions if -mvsx.
2646 (negdf2_fpr): Ditto.
2647 (absdf2_fpr): Ditto.
2648 (nabsdf2_fpr): Ditto.
2649 (adddf3_fpr): Ditto.
2650 (subdf3_fpr): Ditto.
2651 (muldf3_fpr): Ditto.
2652 (divdf3_fpr): Ditto.
2653 (fix_truncdfdi2_fpr): Ditto.
2654 (cmpdf_internal1): Ditto.
2655 (fred, fred_fpr): Convert into expander/insn to add VSX support.
2656 (btruncdf2, btruncdf2_fpr): Ditto.
2657 (ceildf2, ceildf2_fpr): Ditto.
2658 (floordf2, floordf2_fpr): Ditto.
2659 (floatdidf2, floatdidf2_fpr): Ditto.
2660 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
2661 (fmsubdf4_fpr): Ditto.
2662 (fnmadddf4_fpr_1): Ditto.
2663 (fnmadddf4_fpr_2): Ditto.
2664 (fnmsubdf4_fpr_1): Ditto.
2665 (fnmsubdf4_fpr_2): Ditto.
2666 (fixuns_truncdfdi2): Add expander for VSX support.
2667 (fix_truncdfdi2): Ditto.
2668 (fix_truncdfsi2): Ditto.
2670 (btruncsf2): Whitespace.
2671 (movdf_hardfloat32): Add support for VSX registers.
2672 (movdf_softfloat32): Ditto.
2673 (movdf_hardfloat64): Ditto.
2674 (movdf_hardfloat64_mfpgpr): Ditto.
2675 (movdf_softfloat64): Ditto.
2676 (movti splitters): Add check for vector registers supporting
2677 TImode in the future.
2678 (bpermd): Add power7 bpermd instruction.
2680 * config/rs6000/altivec.h (vec_div): Define if VSX.
2684 (vec_nearbyint): Ditto.
2687 (all predicates): Use the generic builtin function, and not the V4SF
2688 specific function so that the predicates will work with VSX's V2DF.
2692 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2693 Document new VSX functions and types.
2695 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2698 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2699 "wa", and "j" constraints. Modify "v" to talk about Altivec
2700 instead of just vector.
2702 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2705 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2706 location for phi arguments.
2707 (rewrite_update_phi_arguments): Find locations for reaching defs.
2708 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2709 Add location to add_phi_arg calls.
2710 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2711 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2712 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2713 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2714 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2715 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2716 * tree-phinodes.c (make_phi_node): Initialize location.
2717 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2718 (add_phi_arg): Add location parameter.
2719 (remove_phi_arg_num): Move location when moving phi argument.
2720 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2722 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2723 slpeel_update_phi_nodes_for_guard1,
2724 slpeel_update_phi_nodes_for_guard2,
2725 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2726 vect_loop_versioning): Set locations.
2727 * tree-parloops.c (create_phi_for_local_result,
2728 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2729 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2730 * tree-vect-loop.c (get_initial_def_for_induction,
2731 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2733 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2734 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2735 (gimple_phi_arg_set_location): New. Set locus.
2736 (gimple_phi_arg_has_location): New. Check for locus.
2737 (redirect_edge_var_map_location): New. Return locus from var_map.
2738 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2739 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2740 combining PHI arguments.
2741 (cond_store_replacement): Set location.
2742 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2743 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2744 scop_add_exit_phis_edge): Add locations.
2745 * tree-cfgcleanup.c (remove_forwarder_block,
2746 remove_forwarder_block_with_phi): Add locations.
2747 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2748 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2750 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2751 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2752 flush_pending_stmts): Add source location.
2753 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2754 stack to preserve locations.
2755 * tree-vect-stmts.c (vectorizable_load): Add location.
2756 * tree-inline.c (copy_phis_for_bb): Copy locus.
2757 (setup_one_parameter): Add call locus to inlined parameter stmts.
2758 (initialize_inlined_parameters): Pass in call location as parameter
2760 (tree_function_versioning): Pass location to setup_one_parameter.
2761 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2762 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2763 copy and edge lists.
2764 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2765 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2766 locus parameter and override the stmt default if provided.
2767 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2768 elim_graph_add_edge, elim_graph_remove_succ_edge,
2769 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2770 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2771 eliminate_phi): Add locus info in elimination graph for each edge and
2773 (insert_backedge_copies): Copy locus if present.
2774 * tree-flow.h (struct _edge_var_map): Add locus field.
2775 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2776 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2777 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2779 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2781 2009-07-30 Martin Jambor <mjambor@suse.cz>
2783 PR tree-optimization/40570
2784 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2787 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2789 * ssa-loop-manip.c: Include langhooks.h.
2790 (rewrite_phi_with_iv): New.
2791 (rewrite_all_phi_nodes_with_iv): New.
2792 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2793 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2794 * tree-parloops.c (loop_parallel_p): Move out all conditions
2795 except dependency check.
2796 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2797 (gen_parallel_loop): Call canonicalize_loop_ivs without
2798 reduction_list argument.
2799 (build_new_reduction): New.
2800 (gather_scalar_reductions): New.
2801 (try_get_loop_niter): New.
2802 (try_create_reduction_list): New.
2803 (parallleize_loops): Change the parallel conditions check.
2804 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2805 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2807 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2809 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2811 * doc/options.texi (Option properties): Mention new quoting syntax.
2813 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2815 * config/alpha/alpha.c (alpha_start_function):
2816 Handle VMS_DEBUG_MAIN_POINTER
2817 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2818 * doc/invoke.texi: Document -mdebug-main switch.
2820 2009-07-29 Richard Henderson <rth@redhat.com>
2822 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2823 (cgraph_create_edge_including_clones): Likewise.
2824 * tree-inline.c (copy_bb): Operate on the correct edges
2825 when updating the callgraph.
2827 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2829 * config/alpha/vms-cc.c: Deleted.
2830 * config/alpha/vms-ld.c: Deleted.
2831 * config/alpha/t-vms64: Moved to config/vms
2832 * config/alpha/vms-crt0-64.c: Moved to config/vms
2833 * config/alpha/vms-crt0.c: Moved to config/vms
2834 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2835 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2836 * config/alpha/xm-vms.h: Moved to config/vms
2837 * config/alpha/x-vms: Moved to config/vms
2838 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2840 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2841 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2843 * config/vms/t-vms64: Moved here from config/alpha
2844 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2845 (argc,argv,envp): Enforce 32bit malloc'ing.
2846 * config/vms/vms-psxcrt0-64.c: Likewise.
2847 * config/vms/vms-crt0.c: Moved here from config/alpha.
2848 * config/vms/vms-psxcrt0.c: Likewise.
2849 * config/vms/vms-crtl-64.h: New file.
2850 * config/vms/vms-crtl.h: New file.
2851 * config/vms/vms.opt: New file.
2852 * config/vms/xm-vms64.h: New file.
2853 * config/vms/xm-vms.h: Moved here from config/alpha.
2854 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2856 * config/vms/x-vms: Moved here from config/alpha.
2857 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2858 (vms-ld.o, vms-cc.o): Removed.
2859 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2861 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2863 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2864 correct stack (obvious VMS fix).
2866 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2868 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2869 date, version info if VMS_DEBUGGING_INFO defined.
2870 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2871 size, date calculating code moved here.
2873 2009-07-29 Paul Brook <paul@codesourcery.com>
2875 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2878 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2881 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2882 to DImode when generating insq_le insn.
2884 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2886 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2887 New macro set for VMS_DEBUGGGING_INFO.
2888 (AT_string_form): Use it.
2890 2009-07-28 DJ Delorie <dj@redhat.com>
2892 * config/mep/mep.c (vtext_section): New.
2893 (vftext_section): New.
2894 (ftext_section): New.
2895 (mep_select_section): Add support for functions.
2896 (mep_unique_section): Likewise.
2897 (mep_asm_init_sections): Likewise.
2898 (mep_encode_section_info): Remove it from here.
2900 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2902 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2904 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2905 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2907 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2909 * dwarf2out.c (output_file_names): Test new macro
2910 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2911 (add_comp_dir_attribute): Likewise.
2913 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2915 * config/i386/mingw-w64.h (LINK_SPEC): Add
2916 separating space between commands.
2918 2009-07-28 Jan Hubicka <jh@suse.cz>
2920 PR tree-optimization/40759
2921 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2924 2009-07-27 DJ Delorie <dj@redhat.com>
2926 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2927 types are dword-aligned.
2928 (mep_expand_va_start): Likewise.
2930 2009-07-27 Olivier Hainque <hainque@adacore.com>
2931 Douglas B Rupp <rupp@gnat.com>
2933 * convert.c (convert_to_pointer): Don't assume the target
2934 pointer type is POINTER_SIZE long. Fetch its precision instead.
2936 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2938 * system.h (fopen): Undefine if macro.
2940 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2942 * dwarf2out.c (output_cfi_p): Removed.
2943 (output_cfis): New function.
2944 (output_fde): New function, split from output_call_frame_info.
2945 (output_call_frame_info): Use it.
2946 (dwarf2out_switch_text_section): Use output_cfis.
2948 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2950 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2951 TARGET_BI_ARCH is specified without enabling SJLJ.
2952 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2953 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2955 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2957 * arm.md (negdi2): Use DImode if forcing a value into a register.
2959 2009-07-26 Ira Rosen <irar@il.ibm.com>
2961 PR tree-optimization/40801
2962 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2963 of vector operand from the previous copy of vector statement.
2964 Pass the correct definition type value to
2965 vect_get_vec_def_for_stmt_copy().
2967 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2969 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2970 const char ** conversion.
2972 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2974 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2975 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2976 (gcc_unreachable): Invoke __builtin_unreachable() if
2977 !ENABLE_ASSERT_CHECKING.
2979 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2981 PR rtl-optimization/40445
2982 * emit-rtl.c (next_nonnote_insn_bb): New function.
2983 * rtl.h (next_nonnote_insn_bb): Declare new function.
2984 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2985 with no successors that is the successor of the ENTRY_BLOCK.
2986 Continue from the top after removing an empty fallthrough block.
2987 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2988 of next_nonnote_insn.
2990 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2992 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2994 2009-07-25 Martin Jambor <mjambor@suse.cz>
2996 * c-common.c (c_common_attribute_table): New element for noclone.
2997 (handle_noclone_attribute): New function. Forward-declare.
2998 * tree-inline.c (tree_versionable_function_p): Check for noclone
3000 * doc/extend.texi (Labels as Values): Document need for noclone.
3001 (Function Attributes): Document noclone attribute.
3003 2009-07-25 Jakub Jelinek <jakub@redhat.com>
3005 PR rtl-optimization/34999
3006 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
3007 and dw_fde_switched_cold_to_hot fields.
3008 (output_cfi_p): New function.
3009 (output_call_frame_info): If fde->dw_fde_switched_sections,
3010 output 2 FDEs instead of one with corrupted header.
3011 (dwarf2out_do_cfi_startproc): New function.
3012 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
3013 and fde->dw_fde_switched_cold_to_hot.
3014 (dwarf2out_switch_text_section): Compute
3015 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
3016 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
3017 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
3018 Otherwise, compute fde->dw_fde_switch_cfi.
3020 2009-07-24 Cary Coutant <ccoutant@google.com>
3022 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
3024 2009-07-24 Cary Coutant <ccoutant@google.com>
3026 * cfghooks.c (split_block): Copy discriminator to new block.
3027 * tree-cfg.c (assign_discriminator): Check location of last
3028 instruction in block as well as first.
3030 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
3032 * config/i386/linux.c: Use fputs or putc instead of fprintf
3034 * config/i386/gas.h: Ditto.
3035 * config/i386/x86-64.h: Ditto.
3036 * config/i386/att.h: Ditto.
3038 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3040 * expmed.c (emit_store_flag): Use a recursive call to optimize the
3043 2009-07-24 Martin Jambor <mjambor@suse.cz>
3045 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
3046 (ipa_push_func_to_list_1): Declare.
3047 (ipa_push_func_to_list): New function.
3049 * ipa-prop.c (ipa_push_func_to_list_1): New function.
3050 (ipa_init_func_list): Call ipa_push_func_to_list_1.
3051 (ipa_push_func_to_list): Removed.
3052 (ipa_pop_func_from_list): Clear node_enqueued flag.
3054 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3056 * config/s390/s390.c (override_options): Default
3057 max-unrolled-insns to 100 for z10 tuning.
3059 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3061 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
3062 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
3063 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
3064 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
3065 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
3066 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
3067 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
3069 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
3071 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
3072 use default set in mingw32.h header.
3073 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
3074 64-bit /mingw/include path.
3075 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
3078 2009-07-23 Neil Vachharajani <nvachhar@google.com>
3080 PR rtl-optimization/40209
3081 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
3083 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3085 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
3086 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
3087 with the rest of string where appropriate. Use fputs or putc
3088 instead of fprintf where appropriate.
3090 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3091 Pat Haugen <pthaugen@us.ibm.com>
3092 Revital Eres <ERES@il.ibm.com>
3094 * config/rs6000/vector.md: New file. Move most of the vector
3095 expander support here from altivec.md to allow for the VSX vector
3096 unit in the future. Add support for secondary_reload patterns.
3097 Rewrite the patterns for vector comparison, and vector comparison
3098 predicate instructions so that the RTL expresses the desired
3099 behavior, instead of using unspec.
3101 * config/rs6000/constraints.md ("f" constraint): Use
3102 rs6000_constraints to hold the precalculated register class.
3103 ("d" constraint): Ditto.
3104 ("wd" constraint): New constraint for VSX.
3105 ("wf" constraint): Ditto.
3106 ("ws" constraint): Ditto.
3107 ("wa" constraint): Ditto.
3108 ("wZ" constraint): Ditto.
3109 ("j" constraint): Ditto.
3111 * config/rs6000/predicates.md (vsx_register_operand): New
3113 (vfloat_operand): New predicate for vector.md.
3114 (vint_operand): Ditto.
3115 (vlogical_operand): Ditto.
3116 (easy_fp_constant): If VSX, 0.0 is an easy constant.
3117 (easy_vector_constant): Add VSX support.
3118 (altivec_indexed_or_indirect_operand): New predicate for
3119 recognizing Altivec style memory references with AND -16.
3121 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
3122 for vector secondary reload support.
3123 (rs6000_vector_reg_class): Delete, replacing it with
3125 (rs6000_vsx_reg_class): Ditto.
3126 (rs6000_constraints): New array to hold the register classes of
3127 each of the register constraints that can vary at runtime.
3128 (builtin_mode_to_type): New static array for builtin function type
3130 (builtin_hash_table): New static hash table for builtin function
3132 (TARGET_SECONDARY_RELOAD): Define target hook.
3133 (TARGET_IRA_COVER_CLASSES): Ditto.
3134 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
3135 registers are 128 bits if VSX memory reference instructions are used.
3136 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
3138 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
3139 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
3140 Print several of the scheduling related parameters.
3141 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
3142 rs6000_constraints instead of rs6000_vector_reg_class. Move
3143 -mdebug=reg code to rs6000_debug_reg_global. Add support for
3144 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
3145 Altivec. Add VSX support. Setup for secondary reload support on
3146 Altivec/VSX registers.
3147 (rs6000_override_options): Make power7 set the scheduling groups
3148 like the power5. Add support for new debug switches to override
3149 the scheduling defaults. Temporarily disable -mcpu=power7 from
3150 setting -mvsx. Add support for debug switches -malways-hint,
3151 -msched-groups, and -malign-branch-targets.
3152 (rs6000_buitlin_conversion): Add support for returning unsigned
3153 vector conversion functions to fix regressions due to stricter
3155 (rs6000_builtin_mul_widen_even): Ditto.
3156 (rs6000_builtin_mul_widen_odd): Ditto.
3157 (rs6000_builtin_vec_perm): Ditto.
3158 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
3159 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
3161 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
3163 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
3164 VSX types for bit operations. Changes to accomidate vector.md.
3165 (bdesc_2arg): Ditto.
3166 (bdesc_1arg): Ditto.
3167 (struct builtin_description_predicates): Rewrite predicate
3168 handling so that RTL describes the operation, instead of passing
3169 the instruction to be used as a string argument.
3170 (bdesc_altivec_preds): Ditto.
3171 (altivec_expand_predicate_builtin): Ditto.
3172 (altivec_expand_builtin): Ditto.
3173 (rs6000_expand_ternop_builtin): Use a switch instead of an if
3174 statement for vsldoi support.
3175 (altivec_expand_ld_builtin): Change to use new names from vector.md.
3176 (altivec_expand_st_builtin): Ditto.
3177 (paired_expand_builtin): Whitespace changes.
3178 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
3179 builtin_mode_to_type table for secondary reload. Call
3180 builtin_function_type to build random builtin functions.
3181 (altivec_init_builtins): Change to use builtin_function_type to
3182 create builtin function types dynamically as we need them.
3183 (builtin_hash_function): New support for hashing the tree types
3184 for builtin function as we need it, rather than trying to build
3185 all of the trees that we need. Add initial preliminary VSX support.
3186 (builtin_function_type): Ditto.
3187 (builtin_function_eq): Ditto.
3188 (builtin_hash_struct): Ditto.
3189 (rs6000_init_builtins): Ditto.
3190 (rs6000_common_init_builtins): Ditto.
3191 (altivec_init_builtins): Ditto.
3192 (rs6000_common_init_builtins): Ditto.
3193 (enum reload_reg_type): New enum for simplifing reg classes.
3194 (rs6000_reload_register_type): Simplify register classes into GPR,
3195 Vector, and other registers. Altivec and VSX addresses in reload.
3196 (rs6000_secondary_reload_inner): Ditto.
3197 (rs6000_ira_cover_classes): New target hook, that returns the
3198 appropriate cover classes, based on -mvsx being used or not.
3199 (rs6000_secondary_reload_class): Add VSX support.
3200 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
3201 (get_vsel_insn): Ditto.
3202 (rs6000_emit_vector_compare): Rewrite vector conditional support
3203 so that where we can, we use RTL operators, instead of blindly use
3205 (rs6000_emit_vector_select): Ditto.
3206 (rs6000_emit_vector_cond_expr): Ditto.
3207 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
3208 (create_TOC_reference): Add -mdebug=addr support.
3209 (emit_frame_save): VSX loads/stores need register indexed addressing.
3211 * config/rs6000/rs6000.md: Include vector.md.
3213 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
3215 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3216 support for V2DI, V2DF in logical, permute, select operations.
3218 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
3219 switch for vsx/power7.
3220 (-mvsx-scalar-memory): Ditto.
3221 (-mvsx-align-128): Ditto.
3222 (-mallow-movmisalign): Ditto.
3223 (-mallow-df-permute): Ditto.
3224 (-msched-groups): Ditto.
3225 (-malways-hint): Ditto.
3226 (-malign-branch-targets): Ditto.
3228 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
3230 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
3231 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
3232 (rs6000_vector_reg_class): Delete.
3233 (rs6000_vsx_reg_class): Ditto.
3234 (enum rs6000_reg_class_enum): New enum for the constraints that
3235 vary based on target switches.
3236 (rs6000_constraints): New array to hold the register class for all
3237 of the register constraints that vary based on the switches used.
3238 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
3239 (enum rs6000_builtins): Add unsigned varients for the builtin
3240 declarations returned by target hooks for expanding multiplies,
3241 select, and permute operations. Add VSX builtins.
3242 (enum rs6000_builtin_type_index): Add entries for VSX.
3243 (V2DI_type_node): Ditto.
3244 (V2DF_type_node): Ditto.
3245 (unsigned_V2DI_type_node): Ditto.
3246 (bool_long_type_node): Ditto.
3247 (intDI_type_internal_node): Ditto.
3248 (uintDI_type_internal_node): Ditto.
3249 (double_type_internal_node): Ditto.
3251 * config/rs6000/altivec.md (whole file): Move all expanders to
3252 vector.md from altivec.md. Rename insn matching functions to be
3254 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
3255 (altivec_vcmp*): Ditto.
3256 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
3257 (VM): New iterator for moves that includes the VSX types.
3258 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
3259 (altivec_vperm_<mode>_uns): New, for unsigned types.
3260 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
3261 (altivec_eq<mode>): Ditto.
3262 (altivec_gt<mode>): Ditto.
3263 (altivec_gtu<mode>): Ditto.
3264 (altivec_eqv4sf): Ditto.
3265 (altivec_gev4sf): Ditto.
3266 (altivec_gtv4sf): Ditto.
3267 (altivec_vcmpbfp_p): Ditto.
3269 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
3271 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
3274 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3277 * config/i386/i386.c (output_387_ffreep): Rewrite to use
3278 ASM_SHORT instead of .word.
3279 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
3280 instead of .word in asm template.
3282 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
3285 * ira-lives.c (bb_has_abnormal_call_pred): New function.
3286 (process_bb_node_lives): Use it.
3288 * ira.c (setup_cover_and_important_classes): Don't setup
3289 ira_important_class_nums. Add cover classes to the end of
3291 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
3293 (find_reg_class_closure): Use reorder_important_classes.
3295 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
3297 * config/i386/i386.c (i386_ira_cover_classes): New function.
3298 (TARGET_IRA_COVER_CLASSES): Redefine.
3300 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
3301 importance of order of cover classes in the array.
3303 2009-07-22 Diego Novillo <dnovillo@google.com>
3305 * tree-pass.h (TDF_EH): Define.
3306 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
3307 contains TDF_EH, print the EH region number holding GS.
3308 * tree-dump.c (dump_options): Add "eh".
3309 * doc/invoke.texi: Document it.
3311 2009-07-22 Doug Kwan <dougkwan@google.com>
3313 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
3315 2009-07-22 Michael Matz <matz@suse.de>
3317 PR tree-optimization/35229
3318 PR tree-optimization/39300
3320 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
3321 (inhibit_phi_insertion): New function.
3322 (insert_into_preds_of_block): Call it for REFERENCEs.
3323 (init_pre): Initialize and finalize scalar evolutions.
3324 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
3326 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
3328 * config/i386/predicates.md (zero_extended_scalar_load_operand):
3329 Use CONST_VECTOR_NUNITS to determine number of elements.
3331 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
3333 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
3334 (U, W): Constraints are now deprecated and will be removed if we
3336 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
3338 ("prefetch"): Add the stcmh instruction for prefetching.
3339 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
3341 (s390_short_displacement): Return always true if compiling for
3342 machines not providing the long displacement facility.
3343 (s390_mem_constraint): Support the new constraint letter Z.
3344 (s390_check_qrst_address): New function.
3346 2009-07-21 DJ Delorie <dj@redhat.com>
3348 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
3351 2009-07-21 Jason Merrill <jason@redhat.com>
3353 * c-common.c (max_tinst_depth): Increase default to 1024.
3355 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3357 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
3358 (vec_unpacku_float_lo_v4si): Ditto.
3360 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3363 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
3364 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
3365 (builtin_description): Add __builtin_ia32_cvtudq2ps.
3366 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
3368 2009-07-21 Jakub Jelinek <jakub@redhat.com>
3370 PR tree-optimization/40813
3371 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
3374 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
3376 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
3377 with a NOP_EXPR if needed.
3379 2009-07-21 Paul Brook <paul@codesourcery.com>
3381 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
3382 Terminate debug dump with newline.
3384 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3386 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
3387 Cast "1" to unsigned HOST_WIDE_INT.
3388 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
3389 deposit length to the maximum length - lsb. Extend length if
3390 HOST_BITS_PER_WIDE_INT is 32.
3392 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3394 * cgraph.h (constant_pool_htab): New function.
3395 (constant_descriptor_tree): Move from varasm.c.
3396 * varasm.c (constant_pool_htab): New function.
3397 (constant_descriptor_tree): Move to cgraph.h.
3399 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3401 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
3403 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
3405 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
3408 2009-07-20 Xinliang David Li <davidxl@google.com>
3410 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
3412 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
3414 * config/mips/mips.md (move_type): Add arith.
3415 (type): Handle arith.
3416 (zero_extendsidi2): Rename this into ...
3417 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
3418 (zero_extendsidi2): New expander.
3419 (*zero_extendsidi2_dext): New pattern.
3421 2009-07-20 Nick Clifton <nickc@redhat.com>
3423 * config.gcc (mips64-*-*): Add definition of tm_defines in order
3424 to set MIPS_ABI_DEFAULT.
3425 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
3427 2009-07-20 Jakub Jelinek <jakub@redhat.com>
3429 * tree-object-size.c (addr_object_size): Handle unions with
3430 array in it as last field of structs in __bos (, 1) as __bos (, 0).
3432 PR tree-optimization/40792
3433 * tree.c (build_function_type_skip_args): Remove bogus assert.
3435 2009-07-20 Jan Hubicka <jh@suse.cz>
3436 Martin Jambor <mjambor@suse.cz>
3438 * cgraph.h (combined_args_to_skip): New field.
3439 * cgraph.c (cgraph_create_virtual_clone): Properly handle
3440 combined_args_to_skip and args_to_skip.
3441 * tree-inline.c (update_clone_info): New function.
3442 (tree_function_versioning): Call update_clone_info.
3443 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
3445 (cgraph_materialize_all_clones): More extensive dumping, working
3446 with combined_args_to_skip rather than args_to_skip.
3448 2009-07-20 Ira Rosen <irar@il.ibm.com>
3450 * tree-vectorizer.h (vectorizable_condition): Add parameters.
3451 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
3452 (get_initial_def_for_reduction): Likewise.
3453 (vectorizable_reduction): Skip the check of first operand in case
3454 of COND_EXPR. Add check that it is outer loop vectorization if
3455 nested cycle was detected. Call vectorizable_condition() for
3456 COND_EXPR. If reduction epilogue cannot be created do not fail for
3457 nested cycles (if it is not double reduction). Assert that there
3458 is only one type in the loop in case of COND_EXPR. Call
3459 vectorizable_condition() to vectorize COND_EXPR.
3460 * tree-vect-stmts.c (vectorizable_condition): Update comment.
3461 Add parameters. Allow nested cycles if called from
3462 vectorizable_reduction(). Use reduction vector variable if provided.
3463 (vect_analyze_stmt): Call vectorizable_reduction() before
3464 vectorizable_condition().
3465 (vect_transform_stmt): Update call to vectorizable_condition().
3467 2009-07-20 Christian Bruel <christian.bruel@st.com>
3469 * config/sh/sh.opt (-mfmovd): Resurrect and document.
3470 * doc/invoke.texi (-mfmovd): Likewise.
3471 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
3473 2009-07-20 Jan Hubicka <jh@suse.cz>
3475 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
3476 when handling SSA name.
3478 2009-07-19 Jan Hubicka <jh@suse.cz>
3480 PR tree-optimization/40676
3481 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
3482 virtual PHIs in empty BBs.
3484 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3486 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
3487 re-expanded the compound use gen_lowpart instead to convert to the
3490 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3492 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
3493 OUTER_CONST arguments.
3494 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
3495 the new wider mode will be masked off.
3496 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
3498 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3500 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
3501 high-order bits are zero.
3503 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3505 * combine.c (simplify_shift_const_1): Split code to determine
3507 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
3508 new bits shifted in are identical to the old sign bit.
3510 2009-07-18 Richard Guenther <rguenther@suse.de>
3513 * gimplify.c (gimplify_call_expr): Reject code using results from
3514 functions returning void.
3516 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3518 * doc/md.texi: Document the new PowerPC "es" constraint.
3519 Document that "m" can include automodified addresses on this target,
3520 and explain how %U must be used. Extend the "Q" and "Z" documentation
3521 to suggest "es" as well as "m".
3522 * config/rs6000/constraints.md (es): New memory constraint.
3523 (Q, Z): Update strings to match new documentation.
3525 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3527 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
3528 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
3529 * config/rs6000/predicates.md (volatile_mem_operand): Use
3530 offsettable_nonstrict_memref_p.
3531 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
3532 (*floatunssidf2_internal): Likewise.
3533 (*fix_truncdfsi2_internal): Likewise.
3534 (*fix_trunctfsi2_internal): Likewise.
3536 2009-07-17 Anatoly Sokolov <aesok@post.ru>
3538 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
3540 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3542 2009-07-17 Richard Guenther <rguenther@suse.de>
3545 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
3546 (pass_warn_unused_result): Likewise.
3547 (TODO_set_props): Remove.
3548 * omp-low.c (diagnose_omp_structured_block_errors): Change to
3550 (pass_diagnose_omp_blocks): Define.
3551 * c-decl.c (pop_file_scope): Do not finalize the CU here.
3552 (c_gimple_diagnostics_recursively): Remove.
3553 (finish_function): Do not call it.
3554 (c_write_global_declarations): Continue after errors.
3555 Finalize the CU here.
3556 * c-gimplify.c (c_genericize): Do not gimplify here.
3557 * c-common.c (c_warn_unused_result): Move ...
3558 * tree-cfg.c (do_warn_unused_result): ... here.
3559 (run_warn_unused_result): New function.
3560 (gate_warn_unused_result): New function.
3561 (pass_warn_unused_result): New pass.
3562 * c-common.h (c_warn_unused_result): Remove.
3563 * flags.h (flag_warn_unused_result): Declare.
3564 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
3565 * opts.c (flag_warn_unused_result): Initialize to false.
3566 * toplev.c (compile_file): Add comment.
3567 * omp-low.c (create_omp_child_function): Do not register
3568 the function with the frontend.
3569 (diagnose_omp_structured_block_errors): Prepare to be
3570 called as optimization pass.
3571 (gate_diagnose_omp_blocks): New function.
3572 (pass_diagnose_omp_blocks): New pass.
3573 * cgraph.h (cgraph_optimize): Remove.
3574 (cgraph_analyze_function): Likewise.
3575 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
3576 * cgraphunit.c (cgraph_lower_function): Lower nested functions
3577 before their parents here.
3578 (cgraph_finalize_function): Not here.
3579 (cgraph_analyze_function): Gimplify functions here.
3580 (cgraph_finalize_compilation_unit): Continue after errors.
3581 Optimize the callgraph from here.
3582 (cgraph_optimize): Make static.
3583 * langhooks.c (write_global_declarations): Finalize the CU.
3584 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
3585 (gimplify_function_tree): Assert we gimplify only once.
3586 Set PROP_gimple_any property.
3587 * tree-nested.c (gimplify_all_functions): New function.
3588 (lower_nested_functions): Gimplify all nested functions.
3589 * gimple.h (diagnose_omp_structured_block_errors): Remove.
3590 * passes.c (init_optimization_passes): Add pass_warn_unused_result
3591 and pass_diagnose_omp_blocks after gimplification. Do not
3592 set TODO_set_props on all_lowering_passes.
3593 (execute_one_pass): Do not handle TODO_set_props.
3594 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
3595 (gimplify.o): Add tree-pass.h dependency.
3596 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
3597 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
3598 (unsave_r): Likewise.
3599 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
3602 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
3604 * doc/service.texi (Service): Restore previously removed link,
3605 which isn't broken after all.
3607 2009-07-17 Richard Guenther <rguenther@suse.de>
3609 PR tree-optimization/40321
3610 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
3611 PHI nodes to the maximal set.
3612 (make_values_for_phi): Add PHI arguments to the maximal set.
3613 (execute_pre): Dump PHI_GEN and the maximal set.
3615 2009-07-17 Jakub Jelinek <jakub@redhat.com>
3618 * gimplify.c (gimplify_conversion): Don't change non-conversions into
3621 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
3623 * doc/extend.texi (Nested Functions): Replace broken link with
3625 * doc/service.texi (Service): Remove broken link.
3627 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
3630 * builtins.c (expand_builtin_memcmp): Use loc instead of
3631 EXPR_LOCATION (exp).
3632 (expand_builtin_strncmp): Likewise.
3634 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
3635 Manuel López-Ibáñez <manu@gcc.gnu.org>
3638 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
3639 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
3640 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
3641 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
3642 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
3643 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
3644 tree-inline.c, c-common.c, c-common.h, gimple.c,
3645 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
3646 convert.c: Add location argument to fold_{unary,binary,ternary},
3647 fold_build[123], build_call_expr, build_size_arg,
3648 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
3649 fold_build1_initializer, fold_build2_initializer,
3650 fold_build3_initializer, fold_build_call_array,
3651 fold_build_call_array_initializer, fold_single_bit_test,
3652 omit_one_operand, omit_two_operands, invert_truthvalue,
3653 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
3654 combine_comparisons, fold_builtin_*, fold_call_expr,
3655 build_range_check, maybe_fold_offset_to_address, round_up,
3658 2009-07-16 Jason Merrill <jason@redhat.com>
3661 * c-common.c (c_common_reswords): Add __is_standard_layout
3663 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
3664 * doc/implement-cxx.texi: New.
3665 * doc/gcc.texi: Include it.
3667 2009-07-16 DJ Delorie <dj@redhat.com>
3669 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3670 compares that may be indirectly affected by previous instructions.
3672 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3674 * builtins.c (do_mpc_arg2): New.
3675 (fold_builtin_2): Fold builtin cpow.
3676 * real.h (HAVE_mpc_pow): New.
3678 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3680 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3681 comparison to skip unprofitable schedule
3683 2009-07-16 Simon Baldwin <simonb@google.com>
3685 * gcc.c (option_map): New flag -no-canonical-prefixes.
3686 * (display_help): Print help text for new flag.
3687 * (process_command): Move options translation and language specifics
3688 and handle new flag early. Use it to set a function pointer to a
3689 prefix builder. Replace make_relative_prefix calls with calls to
3690 the function pointed to. Ignore new flag in regular options handling.
3691 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3693 2009-07-15 DJ Delorie <dj@redhat.com>
3695 * config/mep/mep.md (sibcall_internal): Change register to avoid
3697 (sibcall_value_internal): Likewise.
3699 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3701 PR rtl-optimization/40710
3702 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3704 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3706 * config/mips/mips.md (*extenddi_truncate<mode>,
3707 *extendsi_truncate<mode>): Change type attribute to move_type
3708 with shift_shift. Split out code handling exts from here ...
3709 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3711 (*extendhi_truncateqi): Change type attribute to move_type with
3712 shift_shift. Split out code handling exts from here ...
3713 (*extendhi_truncateqi_exts): ... to this new pattern.
3715 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3717 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3718 instead of "and" with inverted sign bit mask value. Use
3719 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3720 Allocate registers only for operand 4 and operand 5.
3722 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3725 * fold-const.c (fold_cond_expr_with_comparison): When folding
3726 < and <= to MIN, make sure the MIN uses the same type as the
3727 comparison's operands.
3729 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3731 * arm.md (ior_xor): New code iterator.
3732 (split for ior/xor with shift and zero-extend): New split pattern.
3733 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3735 2009-07-15 Richard Guenther <rguenther@suse.de>
3737 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3740 2009-07-15 Richard Guenther <rguenther@suse.de>
3743 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3745 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3747 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3748 handle 2.6.30 kernel.
3750 2009-07-15 DJ Delorie <dj@redhat.com>
3752 * config/mep/mep.md (sibcall_internal): Change register to allow
3753 for 24-bit addresses.
3754 (sibcall_value_internal): Likewise.
3756 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3758 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3759 that are enabled/disabled by the flags introduced by a previous patch.
3761 2009-07-14 DJ Delorie <dj@redhat.com>
3763 * config/mep/mep.md (sibcall_internal): Include non-toggling
3765 (sibcall_value_internal): Likewise.
3767 2009-07-14 Taras Glek <tglek@mozilla.com>
3768 Rafael Espindola <espindola@google.com>
3770 * doc/sourcebuild.texi: Document install-plugin target.
3771 * configure.ac: Added install-plugin target to language makefiles.
3772 * configure: Regenerate.
3773 * Makefile.in: (install-plugin): Install more headers,
3774 depend on lang.install-plugin.
3776 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3778 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3781 2009-07-14 DJ Delorie <dj@redhat.com>
3783 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3784 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3785 * config/mep/mep.md (sibcall_internal): Change test from
3786 mep_vliw_mode_match to mep_vliw_jmp_match.
3787 (sibcall_value_internal): Likewise.
3789 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3791 * config/i386/sse.md (copysign<mode>3): New expander.
3792 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3793 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3794 Use ix86_build_const_vector.
3795 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3796 IX86_BUILTIN_CPYSGNPD.
3797 (builtin_description): Add __builtin_ia32_copysignps and
3798 __builtin_ia32_copysignpd.
3799 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3800 and BUILT_IN_COPYSIGNF.
3802 2009-07-13 Jason Merrill <jason@redhat.com>
3804 * builtins.c (can_trust_pointer_alignment): New fn.
3805 (get_pointer_alignment): Factor it out from here.
3806 * tree.h: Declare it.
3808 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3810 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3813 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3817 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3819 2009-07-14 Richard Guenther <rguenther@suse.de>
3820 Andrey Belevantsev <abel@ispras.ru>
3823 * cfgexpand.c (partition_stack_vars): Do not bother to update
3824 alias information when not optimizing.
3826 2009-07-14 Richard Guenther <rguenther@suse.de>
3827 Andrey Belevantsev <abel@ispras.ru>
3829 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3830 (pt_solution_set): Likewise.
3831 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3832 * tree-ssa-structalias.c (pt_solution_set): New function.
3833 * final.c (rest_of_clean_state): Free SSA data structures.
3834 * print-rtl.c (print_decl_name): Remove.
3835 (print_mem_expr): Implement in terms of print_generic_expr.
3836 * alias.c (ao_ref_from_mem): New function.
3837 (rtx_refs_may_alias_p): Likewise.
3838 (true_dependence): Query alias-export info.
3839 (canon_true_dependence): Likewise.
3840 (write_dependence_p): Likewise.
3841 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3843 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3844 (mem_expr_equal_p): Use operand_equal_p.
3845 (set_mem_attributes_minus_bitpos): Do not use
3846 component_ref_for_mem_expr.
3847 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3848 (update_alias_info_with_stack_vars): Likewise.
3849 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3850 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3851 explicitly nor clear stmt operands.
3852 Free the decl-to-pointer map.
3853 * tree-optimize.c (execute_free_datastructures): Do not free
3854 SSA data structures here.
3855 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3856 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3857 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3859 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3861 2009-07-13 DJ Delorie <dj@redhat.com>
3863 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3864 unrolling at the right iteration count.
3866 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3869 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3871 * haifa-sched.c (rank_for_schedule): Introduced flags to
3872 enable/disable individual scheduling heuristics.
3873 * common.opt: Introduced flags to enable/disable individual
3874 heuristics in the scheduler.
3875 * doc/invoke.texi: Introduced flags to enable/disable individual
3876 heuristics in the scheduler.
3878 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3880 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3881 config/i386/mingw-tls.c.
3882 * config/i386/mingw-tls.c: Removed.
3884 2009-07-13 Ira Rosen <irar@il.ibm.com>
3886 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3887 checks access only relevant statements.
3888 (vectorizable_reduction): Likewise.
3890 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3892 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3893 just for 32-bit case.
3895 2009-07-12 Jan Hubicka <jh@suse.cz>
3897 PR tree-optimization/40585
3898 * except.c (expand_resx_expr): When there already is resume
3899 instruction, produce linked list.
3900 (build_post_landing_pads): Assert that resume is empty.
3901 (connect_post_landing_pads): Handle resume lists.
3902 (dump_eh_tree): Dump resume list.
3904 2009-07-12 Ira Rosen <irar@il.ibm.com>
3906 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3907 with additional argument.
3908 * tree-vectorizer.h (enum vect_def_type): Add
3909 vect_double_reduction_def.
3910 (vect_is_simple_reduction): Add argument.
3911 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3913 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3914 vect_is_simple_reduction with additional argument.
3915 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3917 (reduction_code_for_scalar_code): Handle additional codes by
3918 returning ERROR_MARK for them. Fix comment and indentation.
3919 (vect_is_simple_reduction): Fix comment, add argument to specify
3920 double reduction. Detect double reduction.
3921 (get_initial_def_for_induction): Fix indentation.
3922 (get_initial_def_for_reduction): Fix comment and indentation.
3923 Handle double reduction. Create initial definitions that do not
3924 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3925 (vect_create_epilog_for_reduction): Fix comment, add argument to
3926 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3927 epilogue result extraction. Create double reduction phi node and
3928 replace relevant uses.
3929 (vectorizable_reduction): Call vect_is_simple_reduction with
3930 additional argument. Fix indentation. Update epilogue code treatment
3931 according to the changes in reduction_code_for_scalar_code. Check
3932 for double reduction. Call vect_create_epilog_for_reduction with
3933 additional argument.
3934 * tree-vect-stmts.c (process_use): Handle double reduction, update
3936 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3937 (vect_get_vec_def_for_operand): Likewise.
3939 2009-07-12 Danny Smith <dansmister@gmail.com>
3941 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3942 dllexport if !TREE_PUBLIC.
3943 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3945 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3947 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3948 (avr_extra_arch_macro) Remove declatation.
3949 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3950 (avr_extra_arch_macro) Declare as static.
3951 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3953 2009-07-11 Jan Hubicka <jh@suse.cz>
3956 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3958 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3961 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3962 cold_in_std_section bits.
3963 (dwarf2out_begin_prologue): Initialize them.
3964 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3965 if already covered by text_section or cold_text_section range.
3967 PR rtl-optimization/40667
3968 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3969 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3970 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3971 * config/i386/i386.c (ix86_minimum_alignment): New function.
3972 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3973 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3974 * emit-rtl.c (gen_reg_rtx): Likewise.
3975 * function.c (assign_parms): Likewise. If nominal_type needs
3976 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3977 rather than passed_type's alignment.
3980 * function.c (assign_parm_setup_stack): Adjust
3981 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3982 from nominal_mode on big endian.
3984 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3986 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3988 2009-07-10 DJ Delorie <dj@redhat.com>
3990 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3992 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3994 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3996 (thumb2_cbnz): Likewise.
3998 2009-07-10 David Daney <ddaney@caviumnetworks.com>
4001 * config.gcc (supported_defaults): Add synci.
4002 (with_synci): Add validation.
4003 (all_defaults): Add synci.
4004 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
4007 * config/mips/mips.opt (msynci): New option.
4008 * config/mips/mips.c (mips_override_options): Warn on use of
4009 -msynci for targets that do now support it.
4010 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4012 * gcc/doc/invoke.texi (-msynci): Document the new option.
4013 * doc/install.texi (--with-synci): Document the new option.
4015 2009-07-10 Richard Guenther <rguenther@suse.de>
4017 PR tree-optimization/40496
4018 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
4019 the PHI result with a compatible type.
4021 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4025 * c.opt (Wunused-result): New.
4026 * doc/invoke.texi: Document it.
4027 * c-common.c (c_warn_unused_result): Use it.
4029 2009-07-09 DJ Delorie <dj@redhat.com>
4031 * targhooks.c (default_target_can_inline_p): Rename from
4032 default_target_option_can_inline_p.
4033 * targhooks.h (default_target_can_inline_p): Likewise.
4034 * target-def.h (TARGET_CAN_INLINE_P): Rename from
4035 TARGET_OPTION_CAN_INLINE_P.
4036 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
4037 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
4038 (mep_target_can_inline_p): Rename from
4039 mep_target_option_can_inline_p.
4042 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
4043 registers used to pass vectors.
4045 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
4047 2009-07-09 Tom Tromey <tromey@redhat.com>
4049 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
4050 * config/mmix/mmix.c: Include dwarf2.h.
4051 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
4052 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
4053 * config/sh/sh.c: Include dwarf2.h.
4054 * config/i386/i386.c: Include dwarf2.h.
4055 * Makefile.in (DWARF2_H): Remove 'elf'.
4056 * except.c: Include dwarf2.h.
4057 * unwind-dw2.c: Include dwarf2.h.
4058 * dwarf2out.c: Include dwarf2.h.
4059 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
4060 * unwind-dw2-fde.c: Include dwarf2.h.
4061 * dwarf2asm.c: Include dwarf2.h.
4063 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4065 * haifa-sched.c (insn_finishes_cycle_p): New static function.
4066 (max_issue): Use it.
4067 * sched-int.h (struct sched_info: insn_finishes_block_p): New
4069 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
4070 (region_sched_info): Update.
4071 * sched-ebb.c (ebb_sched_info): Update.
4072 * modulo-sched.c (sms_sched_info): Update.
4073 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
4075 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4077 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
4079 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
4081 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
4083 2009-07-09 Jakub Jelinek <jakub@redhat.com>
4086 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
4087 arg1 with arg01 if arg1 is already INTEGER_CST.
4089 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4091 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
4092 Transform (and (truncate)) into (truncate (and)).
4094 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4096 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
4097 creating LHS paradoxical subregs. Fix surrounding returns to
4098 use NULL_RTX rather than 0.
4100 2009-07-08 DJ Delorie <dj@redhat.com>
4102 * config/mep/mep.c: (mep_option_can_inline_p): New.
4103 (TARGET_OPTION_CAN_INLINE_P): Define.
4105 2009-07-08 Mark Wielaard <mjw@redhat.com>
4108 * dwarf2out.c (add_data_member_location_attribute): When we have
4109 only a constant offset don't emit a new location description using
4110 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
4113 2009-07-08 Richard Henderson <rth@redhat.com>
4116 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
4117 (enum reg_class): Add CLOBBERED_REGS.
4118 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
4119 * config/i386/i386.c (ix86_conditional_register_usage): Moved
4120 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
4121 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
4122 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
4123 force 64-bit sibcalls into R11.
4124 * config/i386/constraints.md (U): New constraint.
4125 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
4126 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
4127 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
4129 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
4131 * basic-block.h (dump_regset, debug_regset): Remove duplicate
4133 * c-objc-common.h (c_initialize_diagnostics): Ditto.
4134 * ebitmap.h (dump_ebitmap): Ditto.
4135 * optabs.h (optab_libfunc): Ditto.
4136 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
4137 * tree-flow.h (vect_can_force_dr_alignment_p,
4138 get_vectype_for_scalar_type): Ditto.
4139 (vectorize_loops): Move prototype to ...
4140 * tree-vectorizer.h: ... here. Also, adjust comment.
4141 (vect_set_verbosity_level): Remove duplicate prototype.
4142 * tree-ssa-loop.c: Include tree-vectorizer.h.
4143 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
4145 2009-07-08 Nick Clifton <nickc@redhat.com>
4147 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
4150 2009-07-08 DJ Delorie <dj@redhat.com>
4152 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
4153 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
4154 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
4156 * config/mep/intrinsics.md: Regenerated.
4157 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
4158 registers when asm() or calls are detected.
4160 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4163 * gimplify.c (gimplify_expr): Propagate no_warning flag when
4165 * gimple (gimple_build_call_from_tree): Likewise.
4166 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
4167 no_warning flag before warning.
4169 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4171 * tree.c (set_expr_locus): Remove.
4172 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
4173 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
4175 * gimplify.c (internal_get_tmp_var): Likewise.
4176 (gimplify_call_expr): Likewise.
4177 (gimplify_one_sizepos): Likewise.
4179 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
4182 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
4183 to variables for debugging purposes.
4185 2009-06-23 Mark Loeser <mark@halcy0n.com>
4188 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
4190 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4192 * pretty-print.c (pp_base_format): Remove %J.
4193 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4194 gcc_cxxdiag_char_table): Likewise.
4195 (init_dynamic_diag_info): Likewise.
4197 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4199 * pretty-print.c (pp_base_format): Remove %H.
4200 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4201 gcc_cxxdiag_char_table): Likewise.
4202 (init_dynamic_diag_info): Likewise.
4203 * config/mep/mep.c (mep_select_section): Likewise.
4205 2009-07-07 Duncan Sands <baldrick@free.fr>
4207 * final.c (pass_clean_state): Give the pass a name.
4208 * passes.c (pass_rest_of_compilation): Likewise.
4209 * tree-optimize.c (pass_all_optimizations): Likewise.
4211 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
4213 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
4214 an extra 'decl' for error_at.
4216 2009-07-07 Jakub Jelinek <jakub@redhat.com>
4219 * tree-tailcall.c (adjust_return_value_with_ops,
4220 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
4221 if it has complex or vector type.
4223 2009-07-07 Olivier Hainque <hainque@adacore.com>
4225 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
4228 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
4230 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
4232 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4234 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
4235 * c-decl.c: Likewise.
4236 * function.c: Likewise.
4237 * varasm.c: Likewise.
4238 * tree-ssa.c: Likewise.
4239 * c-common.c: Likewise.
4240 * tree-cfg.c: Likewise.
4241 * config/spu/spu.c: Likewise.
4242 * config/ia64/ia64.c: Likewise.
4243 * config/v850/v850.c: Likewise.
4245 2009-07-06 DJ Delorie <dj@redhat.com>
4247 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
4248 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
4249 unspecified accesses to control registers.
4250 * config/mep/intrinsics.md: Regenerate.
4251 * config/mep/intrinsics.h: Regenerate.
4252 * config/mep/mep-intrin.h: Regenerate.
4254 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4256 * c-lex.c: Replace %H by an explicit location. Update all calls.
4257 * c-common.c: Likewise.
4258 * c-decl.c: Likewise.
4259 * c-typeck.c: Likewise.
4260 * fold-const.c: Likewise.
4261 * gimplify.c: Likewise.
4263 * tree-cfg.c: Likewise.
4264 * tree-ssa-loop-niter.c: Likewise.
4265 * tree-vrp.c: Likewise.
4266 * value-prof.c: Likewise.
4268 2009-07-06 Diego Novillo <dnovillo@google.com>
4270 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
4271 if it has one. Handle cases where VAR does not have an
4272 annotation or cfun is NULL.
4274 2009-07-06 Diego Novillo <dnovillo@google.com>
4276 * tree.c: Include debug.h.
4277 (initialize_tree_contains_struct): New.
4278 (init_ttree): Call it.
4279 (tree_node_structure_for_code): Factor out of ...
4280 (tree_node_structure): ... here.
4281 * treestruct.def (TS_PHI_NODE): Remove.
4282 (TS_GIMPLE_STATEMENT): Remove.
4284 2009-07-06 Diego Novillo <dnovillo@google.com>
4286 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
4287 (debug_tree_chain): Handle cycles.
4289 2009-07-06 Nick Clifton <nickc@redhat.com>
4290 DJ Delorie <dj@redhat.com>
4292 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4293 __FMOVD_ENABLED__ is defined.
4295 (TARGET_FMOVD): Provide a default definition.
4296 (MASK_FMOVD): Likewise.
4297 (TARGET_CPU_CPP_BUILTINS): Define
4298 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4299 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4300 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
4301 (split for DF load from memory into register): Also handle
4302 MEMs which consist of REG+DISP addressing.
4303 (split for DF store from register to memory): Likewise.
4304 (movsf_ie): Always use single fp_mode.
4305 * config/sh/sh.c (sh_override_options): Do not automatically
4306 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4307 that to the -mfmovd command line switch.
4308 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
4309 (fldi_ok): Always allow.
4310 * config/sh/sh.opt (mfmovd): Remove this switch.
4311 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4313 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
4314 Kaz Kojima <kkojima@gcc.gnu.org>
4316 PR rtl-optimization/30807
4317 * postreload.c (reload_combine): For every new use of REG_SUM,
4318 record the use of BASE.
4320 2009-07-06 Jan Hubicka <jh@suse.cz>
4322 * params.def: Revert my accidental commit at 2009-06-30.
4324 2009-07-04 Ian Lance Taylor <iant@google.com>
4327 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
4329 (mingw_format_attribute_overrides): Likewise.
4331 2009-07-04 Jakub Jelinek <jakub@redhat.com>
4334 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
4335 don't check cfa.reg. Instead of cfa.indirect use
4336 fde && fde->drap_reg != INVALID_REGNUM test.
4338 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
4340 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
4342 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
4345 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
4347 2009-07-03 Richard Guenther <rguenther@suse.de>
4349 PR tree-optimization/40640
4350 * tree-switch-conversion.c (build_arrays): Perform arithmetic
4353 2009-07-03 Jan Hubicka <jh@suse.cz>
4355 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
4356 for size, reduce amount of inlining.
4358 2009-07-03 Richard Guenther <rguenther@suse.de>
4361 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
4362 if t +- x is known to not overflow and the conversion widens the
4364 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
4366 2009-07-03 Jan Hubicka <jh@suse.cz>
4368 * ipa-pure-const.c (analyze): Update loop optimizer init.
4369 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
4370 try_remove_empty_loop, remove_empty_loops): Remove.
4371 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
4372 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
4373 to mark regular loops as neccesary.
4374 (degenerate_phi_p): New function.
4375 (propagate_necessity, remove_dead_phis): Use it.
4376 (forward_edge_to_pdom): Likewise.
4377 (eliminate_unnecessary_stmts): Take care to remove uses of results of
4378 virtual PHI nodes that became unreachable.
4379 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
4380 * tree-flow.h (remove_empty_loops): Remove.
4381 * passes.c (init_optimization_passes): Remove.
4383 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
4385 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
4386 can_create_pseudo_p.
4387 (*fix_trunc<mode>_i387_1): Ditto.
4388 (*floathi<mode>2_1): Ditto.
4389 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
4390 (*fistdi2_1): Ditto.
4391 (*fist<mode>2_1): Ditto.
4392 (frndintxf2_floor): Ditto.
4393 (*fist<mode>2_floor_1): Ditto.
4394 (frndintxf2_ceil): Ditto.
4395 (*fist<mode>2_ceil_1): Ditto.
4396 (frndintxf2_trunc): Ditto.
4397 (frndintxf2_mask_pm): Ditto.
4398 (fxam<mode>2_i387_with_temp): Ditto.
4399 * config/i386/sse.md (mulv16qi3): Ditto.
4400 (*sse2_mulv4si3): Ditto.
4402 (sse4_2_pcmpestr): Ditto.
4403 (sse4_2_pcmpistr): Ditto.
4405 2009-07-03 Jan Hubicka <jh@suse.cz>
4407 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
4408 (mark_stmt_necessary): Set it.
4409 (mark_operand_necessary): Set it.
4410 (mark_control_dependent_edges_necessary): Set it.
4411 (mark_virtual_phi_result_for_renaming): New function.
4412 (get_live_post_dom): New function.
4413 (forward_edge_to_pdom): New function.
4414 (remove_dead_stmt): Fix handling of control dependences.
4415 (tree_dce_init): Init new bitmap.
4416 (tree_dce_done): Free it.
4418 2009-07-02 Richard Guenther <rguenther@suse.de>
4421 * tree-ssa-structalias.c (new_var_info): Initialize
4424 2009-07-02 Jan Hubicka <jh@suse.cz>
4426 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
4429 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
4431 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
4432 instead of recomputing it. Adjust calls.
4433 (emit_store_flag): Adjust recursive calls.
4435 2009-07-02 Richard Guenther <rguenther@suse.de>
4437 * tree-ssa-live.c (remove_unused_locals): Do not remove
4439 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
4440 of DECL_EXTERNAL for HEAP variables.
4441 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
4442 HEAP variables. Do not adjust RESTRICT vars.
4443 (find_what_var_points_to): Nobody cares if something
4446 2009-07-02 Ben Elliston <bje@au.ibm.com>
4448 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
4449 pc_low and pc_high declarations to the top of the function.
4451 2009-07-01 DJ Delorie <dj@redhat.com>
4453 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
4455 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
4456 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
4457 unspecified accesses to control registers.
4458 * config/mep/intrinsics.md: Regenerate.
4459 * config/mep/intrinsics.h: Regenerate.
4460 * config/mep/mep-intrin.h: Regenerate.
4462 2009-07-01 Anthony Green <green@moxielogic.com>
4464 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4465 instruction when possible.
4466 (moxie_expand_prologue): Ditto. Also, save an instruction and
4467 some complexity by popping off of $r12 instead of $sp.
4468 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
4471 2009-07-01 Richard Henderson <rth@redhat.com>
4474 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
4475 contained no insns, reposition note before last insn.
4477 2009-07-01 Richard Henderson <rth@redhat.com>
4480 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
4481 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
4483 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4486 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
4487 darwin9 for printing reg addresses with %y.
4489 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4491 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
4492 truncation from operands in binary operations.
4494 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4497 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
4498 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
4499 subreg of op0 to the original op0.
4501 * expmed.c (store_bit_field_1): Use a temporary as the destination
4502 instead of a paradoxical subreg when we need to truncate the result.
4504 2009-07-01 DJ Delorie <dj@redhat.com>
4506 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
4507 names to VLIW variants.
4508 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
4509 * config/mep/intrinsics.md: Regenerate.
4510 * config/mep/intrinsics.h: Regenerate.
4511 * config/mep/mep-intrin.h: Regenerate.
4513 2009-07-01 Jakub Jelinek <jakub@redhat.com>
4516 * jump.c (returnjump_p): Revert last patch.
4517 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
4519 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4522 * pa.md (casesi32p): Use jump table label to determine the offset
4524 (casesi64p): Likewise.
4526 * pa.c (forward_branch_p): Return bool type. Use instruction
4527 addresses when available. Assert that INSN has a jump label.
4528 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
4531 2009-07-01 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/19831
4534 * tree-ssa-dce.c (propagate_necessity): Calls to functions
4535 that only act as barriers do not make any previous stores necessary.
4536 * tree-ssa-structalias.c (handle_lhs_call): Delay making
4537 HEAP variables global, do not add a constraint from nonlocal.
4538 (find_func_aliases): Handle escapes through return statements.
4539 (compute_points_to_sets): Make escaped HEAP variables global.
4541 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4544 * expmed.c (emit_store_flag): Perform a conversion if necessary,
4545 after reducing a DImode cstore to SImode.
4547 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4549 * expr.c (expand_expr_real_1): Reinstate fallthrough to
4550 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
4552 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
4554 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
4555 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
4557 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
4558 and umod_optab if TARGET_BSD_DIVMOD.
4559 * config/vax/lib1funcs.asm: New file.
4560 * config/vax/t-linux: New file.
4561 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
4563 2009-06-30 Jakub Jelinek <jakub@redhat.com>
4566 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
4567 to type arguments that have void type.
4570 * dwarf2out.c (gen_formal_parameter_die): Call
4571 equate_decl_number_to_die if node is different from origin.
4573 2009-06-30 Anthony Green <green@moxielogic.com>
4575 Clean up moxie port for --enable-build-with-cxx.
4576 * config/moxie/moxie.c (moxie_function_value): First two
4577 parameters are const_tree, not tree.
4578 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
4579 (REG_CLASS_NAMES): Ditto.
4580 (REGNO_REG_CLASS): Ditto.
4581 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
4582 (moxie_function_value): Fix constyness of arguments.
4584 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
4586 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
4587 finalize_size_functions before further processing.
4588 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
4589 (variable_size): Call self_referential_size on size expressions
4590 that contain a PLACEHOLDER_EXPR.
4591 (size_functions): New static variable.
4592 (copy_self_referential_tree_r): New static function.
4593 (self_referential_size): Likewise.
4594 (finalize_size_functions): New global function.
4595 * tree.c: Include tree-inline.h.
4596 (push_without_duplicates): New static function.
4597 (find_placeholder_in_expr): New global function.
4598 (substitute_in_expr) <tcc_declaration>: Return the replacement object
4600 <tcc_expression>: Likewise.
4601 <tcc_vl_exp>: If the replacement object is a constant, try to inline
4602 the call in the expression.
4603 * tree.h (finalize_size_functions): Declare.
4604 (find_placeholder_in_expr): Likewise.
4605 (FIND_PLACEHOLDER_IN_EXPR): New macro.
4606 (substitute_placeholder_in_expr): Update comment.
4607 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
4609 (copy_tree_body_r): Likewise.
4610 (copy_tree_body): New static function.
4611 (maybe_inline_call_in_expr): New global function.
4612 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
4613 (maybe_inline_call_in_expr): Declare.
4614 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
4615 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
4618 2009-06-30 Richard Guenther <rguenther@suse.de>
4620 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
4622 (propagate_necessity): Do not mark reaching defs of stores
4625 2009-06-30 Jan Hubicka <jh@suse.cz>
4627 * cfgloopanal.c (check_irred): Move into ...
4628 (mark_irreducible_loops): ... here; return true if ireducible
4630 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
4631 (analyze_function): Try to prove loop finiteness.
4632 * cfgloop.h (mark_irreducible_loops): Update prototype.
4633 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
4635 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
4637 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
4639 2009-06-30 Ira Rosen <irar@il.ibm.com>
4641 PR tree-optimization/40542
4642 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
4645 2009-06-30 Martin Jambor <mjambor@suse.cz>
4647 PR tree-optimization/40582
4648 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
4649 than useless_type_conversion_p.
4650 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
4653 2009-06-30 Martin Jambor <mjambor@suse.cz>
4656 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
4658 2009-06-30 Richard Guenther <rguenther@suse.de>
4660 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
4661 use ao_ref references.
4662 (walk_aliased_vdefs): Likewise.
4663 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
4664 * tree-ssa-dce.c (struct ref_data): Remove.
4665 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
4666 (mark_aliased_reaching_defs_necessary): Adjust.
4667 (mark_all_reaching_defs_necessary_1): Likewise.
4669 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
4672 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4673 (emit_store_flag_1): Extract from emit_store_flag, adjust
4674 calls to (what now is) emit_cstore.
4675 (emit_store_flag): Call emit_store_flag_1 and also use it
4676 for what used to be recursive calls.
4678 2009-06-30 Wei Guozhi <carrot@google.com>
4681 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4682 if the target bb post dominates from bb.
4683 * config/i386/i386.c (memory_address_length): Check existence of base
4684 register before using it.
4686 2009-06-30 Nick Clifton <nickc@redhat.com>
4687 DJ Delorie <dj@redhat.com>
4689 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4690 __FMOVD_ENABLED__ is defined.
4692 (TARGET_FMOVD): Provide a default definition.
4693 (MASK_FMOVD): Likewise.
4694 (TARGET_CPU_CPP_BUILTINS): Define
4695 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4696 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4697 two fmov instructions depending upon whether TARGET_FMOVD is
4699 (split for DF load from memory into register): Also handle
4700 MEMs which consist of REG+DISP addressing.
4701 (split for DF store from register to memory): Likewise.
4702 * config/sh/sh.opt (mfmovd): Remove this switch.
4703 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4704 * config/sh/sh.c (sh_override_options): Do not automatically
4705 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4706 that to the -mfmovd command line switch.
4708 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4710 (fldi_ok): Always allow.
4711 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4713 2009-06-29 DJ Delorie <dj@redhat.com>
4715 * doc/install.texi (mep-x-elf): Correct chip's full name.
4717 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4719 * doc/extend.texi: Fix typo.
4721 2009-06-29 Tom Tromey <tromey@redhat.com>
4724 * Makefile.in (DWARF2_H): New variable.
4726 (dwarf2out.o): Likewise.
4727 (dwarf2asm.o): Likewise.
4728 * config/i386/t-i386: Use DWARF2_H.
4729 * except.c: Include elf/dwarf2.h.
4730 * unwind-dw2.c: Include elf/dwarf2.h.
4731 * dwarf2out.c: Include elf/dwarf2.h.
4732 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4733 <dtprel>: New field.
4734 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4735 (size_of_loc_descr): Likewise.
4736 (output_loc_operands_raw): Likewise.
4737 (output_loc_operands): Handle new dtprel field.
4738 (loc_checksum): Update.
4739 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4740 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4741 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4742 * dwarf2asm.c: Include elf/dwarf2.h.
4743 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4744 * config/mmix/mmix.c: Include elf/dwarf2.h.
4745 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4746 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4747 * config/sh/sh.c: Include elf/dwarf2.h.
4748 * config/i386/i386.c: Include elf/dwarf2.h.
4750 2009-06-29 DJ Delorie <dj@redhat.com>
4752 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4754 * doc/extend.texi: Add MeP attributes and pragmas.
4755 * doc/invoke.text: Add MeP Options.
4756 * doc/contrib.texi: Add MeP contribution.
4757 * doc/md.texi: Add MeP constraints.
4758 * doc/install.texi: Add MeP target.
4760 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4762 * target.h (struct gcc_target): Add frame_pointer_required field.
4763 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4764 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4765 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4767 * reload1.c (update_eliminables): (Ditto.).
4768 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4769 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4770 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4772 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4774 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4775 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4776 (arm_frame_pointer_required): New function.
4778 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4779 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4780 (avr_frame_pointer_required_p): Declare as static.
4781 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4783 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4784 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4785 (bfin_frame_pointer_required): Make as static, change return type
4787 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4789 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4790 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4791 (cris_frame_pointer_required): New function.
4793 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4795 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4796 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4797 (fr30_frame_pointer_required): New function.
4799 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4800 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4801 (frv_frame_pointer_required): Make as static, change return type
4803 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4805 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4806 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4807 (ix86_frame_pointer_required): Make as static, change return type to
4809 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4811 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4812 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4814 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4816 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4818 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4820 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4821 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4822 (mips_frame_pointer_required): Make as static.
4823 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4825 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4826 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4827 (mmix_frame_pointer_required): Mew function.
4829 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4830 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4832 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4834 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4836 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4838 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4839 (CAN_ELIMINATE): Redefine.
4840 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4841 (sparc_frame_pointer_required): New function.
4842 (sparc_can_eliminate): New function.
4843 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4845 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4846 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4848 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4849 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4850 (xtensa_frame_pointer_required): Make as static, change return type
4852 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4855 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4857 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4858 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4859 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4860 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4861 (register_callback): Handle PLUGIN_START_UNIT.
4862 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4864 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4866 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4868 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4869 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4871 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4873 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4876 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4878 * doc/extend.texi (Additional Floating Types): __float128 is also
4879 supported on i386 targets.
4881 2009-06-29 Richard Guenther <rguenther@suse.de>
4884 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4886 (pt_solutions_same_restrict_base): Declare.
4887 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4889 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4890 (make_constraint_from, make_copy_constraint): Move earlier.
4891 (make_constraint_from_heapvar): New function.
4892 (make_constraint_from_restrict): Likewise.
4893 (handle_lhs_call): Use it.
4894 (find_func_aliases): Use it to track conversions to restrict
4896 (struct fieldoff): Add only_restrict_pointers flag.
4897 (push_fields_onto_fieldstack): Initialize it.
4898 (create_variable_info_for): Track global restrict qualified pointers.
4899 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4900 Track restrict qualified pointer arguments.
4901 (set_uids_in_ptset): Use varinfo is_global_var flag.
4902 (find_what_var_points_to): Set the vars_contains_restrict flag.
4903 Always create the points-to solution for sets including restrict tags.
4904 (pt_solutions_same_restrict_base): New function.
4905 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4906 qualified pointers use pt_solutions_same_restrict_base as
4907 additional source for disambiguation.
4909 2009-06-29 Richard Guenther <rguenther@suse.de>
4912 * alias.c (find_base_decl): Remove.
4913 (get_deref_alias_set_1): Remove restrict handling.
4914 * c-common.c (c_apply_type_quals_to_decl): Do not set
4915 DECL_POINTER_ALIAS_SET.
4916 * gimplify.c (find_single_pointer_decl_1): Remove.
4917 (find_single_pointer_decl): Likewise.
4918 (internal_get_tmp_var): Remove restrict handling.
4919 (gimple_regimplify_operands): Likewise.
4920 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4921 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4922 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4923 * tree.c (restrict_base_for_decl): Remove.
4924 (init_ttree): Do not allocate it.
4925 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4926 LABEL_DECL_UID for label decls.
4927 (copy_node_stat): Do not copy restrict information.
4928 (decl_restrict_base_lookup): Remove.
4929 (decl_restrict_base_insert): Likewise.
4930 (print_restrict_base_statistics): Likewise.
4931 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4932 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4933 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4934 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4935 (LABEL_DECL_UID): Adjust.
4936 (DECL_BASED_ON_RESTRICT_P): Remove.
4937 (DECL_GET_RESTRICT_BASE): Likewise.
4938 (SET_DECL_RESTRICT_BASE): Likewise.
4939 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4941 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4942 instead of DECL_POINTER_ALIAS_SET.
4943 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4944 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4945 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4947 2009-06-29 Richard Guenther <rguenther@suse.de>
4949 PR tree-optimization/40579
4950 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4951 the IL to simplify has constants that overflowed.
4953 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4955 PR tree-optimization/40550
4956 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4957 vector_compute_type only when the size of vector_compute_type is
4958 less than the size of type.
4960 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4962 * fold-const.c (contains_label_1): Fix comments.
4963 (contains_label_p): Do not walk trees multiple time.
4965 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4967 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4968 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4969 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4970 ix86_fp_comparison_operator.
4971 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4972 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4973 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4974 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4975 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4976 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4977 (related splits): Change predicate to ix86_fp_comparison_operator.
4978 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4979 instead of ix86_fp_comparison_codes.
4980 (ix86_trivial_fp_comparison_operator,
4981 ix86_fp_comparison_operator): New.
4982 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4983 (ix86_expand_compare): Eliminate last two parameters.
4984 (ix86_fp_jump_nontrivial_p): Kill.
4985 * config/i386/i386.c (put_condition_code): Eliminate call to
4986 ix86_fp_comparison_codes and subsequent assertion.
4987 (ix86_fp_comparison_codes): Eliminate.
4988 (ix86_fp_swap_condition): New.
4989 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4990 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4991 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4992 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4993 and ix86_fp_swap_condition.
4994 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4995 Use ix86_fp_comparison_strategy.
4996 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4997 (ix86_fp_jump_nontrivial_p): Eliminate.
4998 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4999 call to ix86_expand_compare.
5000 (ix86_split_fp_branch, ix86_expand_setcc,
5001 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
5002 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
5004 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5006 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
5007 related to jump_clobbers.
5008 * config/arm/arm.md (conds): Remove jump_clob case.
5009 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
5010 splits): Change comparison_operator to arm_comparison_operator.
5011 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
5014 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5016 * dojump.c (do_compare_rtx_and_jump): Try swapping the
5017 condition for floating point modes.
5018 * expmed.c (emit_store_flag_1): Move here a bigger part
5020 (emit_store_flag): Try swapping the condition for floating point
5022 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
5024 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5026 * expr.c (expand_expr_real_1): Just use do_store_flag.
5027 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
5028 emit_store_flag_force.
5029 * expmed.c (emit_store_flag_force): Copy here trick
5030 previously in expand_expr_real_1. Try reversing the comparison.
5031 (emit_store_flag_1): Work if target is NULL.
5032 (emit_store_flag): Work if target is NULL, using the result mode
5033 from the comparison. Use split_comparison, restructure final part
5034 to simplify conditionals.
5036 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5038 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
5039 * dojump.c (do_jump): Change handling of floating-point
5040 ops to use just do_compare_and_jump.
5041 (split_comparison): New.
5042 (do_compare_rtx_and_jump): Add here logic coming previously
5043 in do_jump, using split_comparison.
5045 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
5048 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
5050 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5052 * tree-ssa-alias.c: Fix unintentional commit.
5054 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5056 * passes.c (execute_one_pass): Fix unintentional commit.
5058 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5060 * df-problems.c (df_set_seen, df_unset_seen): Delete.
5061 (df_rd_local_compute, df_md_local_compute): Inline them.
5063 (df_md_scratch): New.
5064 (df_md_alloc, df_md_free): Allocate/free it.
5065 (df_md_local_compute): Only include live registers in init.
5066 (df_md_transfer_function): Prune the in-set computed by
5067 the confluence function, and the gen-set too.
5069 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5071 PR rtl-optimization/26854
5072 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
5073 * df-problems.c (df_rd_add_problem): Fix comment.
5074 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
5075 df_md_simulate_artificial_defs_at_top,
5076 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
5077 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
5078 df_md_transfer_function, df_md_init, df_md_confluence_0,
5079 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
5080 problem_MD, df_md_add_problem): New.
5081 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
5082 df_md_get_bb_info): New.
5083 (DF_LAST_PROBLEM_PLUS1): Adjust.
5085 * Makefile.in (fwprop.o): Include domwalk.h.
5086 * fwprop.c: Include domwalk.h.
5087 (reg_defs, reg_defs_stack): New.
5088 (bitmap_only_bit_between): Remove.
5089 (process_defs): New.
5090 (process_uses): Use reg_defs and local_md instead of
5091 bitmap_only_bit_between and local_rd.
5092 (single_def_use_enter_block): New, from build_single_def_use_links.
5093 (single_def_use_leave_block): New.
5094 (build_single_def_use_links): Remove code moved to
5095 single_def_use_enter_block, invoke domwalk.
5096 (use_killed_between): Adjust comment.
5098 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5100 * bitmap.h (bitmap_ior_and_into): New.
5101 * bitmap.c (bitmap_ior_and_into): New.
5103 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5105 * domwalk.h (struct dom_walk_data): Remove all callbacks except
5106 before_dom_children_before_stmts and after_dom_children_after_stmts.
5107 Rename the two remaining callbacks to just before_dom_children and
5108 after_dom_children. Remove other GIMPLE statement walking bits.
5109 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
5110 * graphite.c: Do not include domwalk.h.
5111 * tree-into-ssa.c (interesting_blocks): New global.
5112 (struct mark_def_sites_global_data): Remove it and names_to_rename.
5113 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
5114 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
5115 now that they're not domwalk callbacks.
5116 (rewrite_initialize_block): Rename to...
5117 (rewrite_enter_block): ... this, place after called functions. Test
5118 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
5119 (rewrite_finalize_block): Rename to...
5120 (rewrite_leave_block): ... this, place after called functions.
5121 (rewrite_update_init_block): Rename to...
5122 (rewrite_update_enter_block): ... this, place after called functions.
5123 Test interesting_blocks, call rewrite_update_stmt and
5124 rewrite_update_phi_arguments.
5125 (rewrite_update_fini_block): Rename to...
5126 (rewrite_leave_block): ... this, place after called functions.
5127 (rewrite_blocks): Remove last argument, simplify initialization of
5129 (mark_def_sites_initialize_block): Rename to...
5130 (mark_def_sites_block): ... this, call mark_def_sites.
5131 (mark_def_sites_blocks): Remove argument, simplify initialization of
5133 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
5134 (update_ssa): Likewise.
5135 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
5137 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
5138 (dom_opt_initialize_block): Rename to...
5139 (dom_opt_enter_block): ... this, place after called functions. Walk
5140 statements here, inline propagate_to_outgoing_edges.
5141 (dom_opt_finalize_block): Rename to...
5142 (dom_opt_leave_block): ... this, place after called functions.
5143 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
5145 (dse_enter_block, dse_record_phi): New.
5146 (dse_record_phis): Delete.
5147 (dse_finalize_block): Rename to...
5148 (dse_leave_block): ... this.
5149 (tree_ssa_dse): Simplify initialization of walk_data.
5150 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
5151 Adjust initialization of walk_data.
5152 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
5153 * tree-ssa-loop-phiopt.c (get_non_trapping):
5154 Adjust initialization of walk_data.
5155 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
5156 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
5157 it's not a domwalk callback.
5158 (uncprop_initialize_block): Rename to...
5159 (dse_enter_block): ... this, call uncprop_into_successor_phis.
5160 (dse_finalize_block): Rename to...
5161 (dse_leave_block): ... this.
5162 (tree_ssa_uncprop): Simplify initialization of walk_data.
5163 * Makefile.in: Adjust dependencies.
5165 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
5167 * arm.md (casesi): Fix test for Thumb1.
5168 (thumb1_casesi_internal_pic): Likewise.
5169 (thumb1_casesi_dispatch): Likewise.
5171 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
5173 * config/arm/arm-cores.def: Added core cortex-m0.
5174 * config/arm/arm-tune.md: Regenerated.
5175 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
5177 2009-06-26 DJ Delorie <dj@redhat.com>
5179 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
5181 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
5182 the scheduler doesn't tag jump insns.
5184 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
5186 * c-decl.c (merge_decls): Re-indent.
5188 2009-06-26 Janis Johnson <janis187@us.ibm.com>
5191 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
5192 Special-case decimal float constants.
5194 2009-06-26 Richard Henderson <rth@redhat.com>
5196 * function.h (struct function): Add cannot_be_copied_reason,
5197 and cannot_be_copied_set.
5198 * tree-inline.c (has_label_address_in_static_1): Rename from
5199 inline_forbidden_p_2; don't set inline_forbidden_reason here.
5200 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
5201 don't set inline_forbidden_reason.
5202 (copy_forbidden): New function, split out of inline_forbidden_p.
5203 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
5204 (inline_forbidden_p): Use copy_forbidden.
5205 (tree_versionable_function_p): Likewise.
5206 (inlinable_function_p): Merge into tree_inlinable_function_p.
5207 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
5208 * ipa-cp.c (ipcp_versionable_function_p): New function.
5209 (ipcp_cloning_candidate_p): Use it.
5210 (ipcp_node_modifiable_p): Likewise.
5212 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
5214 * builtins.c (expand_builtin_alloca): Handle builtin alloca
5215 that is marked not to be inlined. Remove flag_mudflap use.
5216 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
5217 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
5219 2009-06-26 Steve Ellcey <sje@cup.hp.com>
5222 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
5223 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
5225 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
5227 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
5229 (__mingwthr_remove_key_dtor): Likewise.
5231 2009-06-26 Richard Guenther <rguenther@suse.de>
5233 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
5235 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
5238 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
5239 try the non-cond_exec path also.
5241 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5244 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
5245 (output_cbranch): Use new functions.
5246 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
5249 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5250 Pat Haugen <pthaugen@us.ibm.com>
5251 Revital Eres <ERES@il.ibm.com>
5253 * config/rs6000/rs6000.c (print_operand): Correct lossage message
5254 for %c error. Add %x support to print VSX registers as a unified
5255 register set, instead of separate float and altivec registers.
5256 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
5257 %y case, and add support for VSX pre-modify addresses.
5258 (output_toc): Add assert for CONST containing an integer constant
5260 (rs6000_adjust_cost): Add POWER7 support.
5261 (insn_must_be_first_in_group): Ditto.
5262 (insn_must_be_last_in_group): Ditto.
5263 (rs6000_emit_popcount): Ditto.
5264 (rs6000_vector_mode_supported_p): Ditto.
5266 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
5267 Change some of the functions called by macros to being called
5268 through a pointer, so debug functions can be inserted if
5269 -mdebug=addr or -mdebug=cost.
5270 (rs6000_preferred_reload_class_ptr): Ditto.
5271 (rs6000_secondary_reload_class_ptr): Ditto.
5272 (rs6000_secondary_memory_needed_ptr): Ditto.
5273 (rs6000_cannot_change_mode_class_ptr): Ditto.
5274 (rs6000_secondary_reload_inner): Ditto.
5275 (rs6000_legitimize_reload_address): Ditto.
5276 (rs6000_legitimize_reload_address_ptr): Ditto.
5277 (rs6000_mode_dependent_address): Ditto.
5278 (rs6000_mode_dependent_address_ptr): Ditto.
5280 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
5281 function to return true if the mode allows reg + integer
5283 (virtual_stack_registers_memory_p): New function to return true if
5284 the address refers to a virtual stack register.
5285 (rs6000_legitimate_offset_address_p): Move code to say whether a
5286 mode supports reg+int addressing to reg_offset_addressing_ok_p and
5288 (rs6000_legitimate_address_p): Add checks for modes that only can
5289 do reg+reg addressing. Start adding VSX support.
5290 (rs6000_legitimize_reload_address): Ditto.
5291 (rs6000_legitimize_address): Ditto.
5292 (rs6000_debug_legitimate_address_p): New debug functions for
5293 -mdebug=addr and -mdebug=cost.
5294 (rs6000_debug_rtx_costs): Ditto.
5295 (rs6000_debug_address_costs): Ditto.
5296 (rs6000_debug_adjust_cost): Ditto.
5297 (rs6000_debug_legitimize_address): Ditto.
5298 (rs6000_legitimize_reload_address_ptr): Point to call normal
5299 function or debug function. Make functions called via pointer
5301 (rs6000_mode_dependent_address_ptr): Ditto.
5302 (rs6000_secondary_reload_class_ptr): Ditto.
5303 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
5304 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
5305 into a friendlier error.
5306 (rs6000_init_builtins): Add initial VSX support.
5307 (rs6000_adjust_cost): Fix some spacing issues.
5309 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
5310 (REG_CLASS_NAMES): Ditto.
5311 (REG_CLASS_CONTENTS): Ditto.
5312 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
5313 pointer, to add -mdebug=addr support.
5314 (CANNOT_CHANGE_MODE_CLASS): Ditto.
5315 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
5316 -mdebug=addr support.
5317 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
5318 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
5319 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
5321 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
5323 (bswapsi*): Set attribute types for load/store. Add combiner
5324 patterns to eliminate zero extend on 64-bit.
5325 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
5326 stdbrx if the hardware supports those instructions.
5328 2009-06-25 Ian Lance Taylor <iant@google.com>
5330 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
5331 (Link Options): Document -static-libstdc++.
5333 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5336 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
5337 DATA_ALIGNMENT instead.
5339 2009-06-25 Richard Guenther <rguenther@suse.de>
5341 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
5342 indirect references against the callused/escaped solutions.
5343 (call_may_clobber_ref_p_1): Likewise.
5345 2009-06-25 Martin Jambor <mjambor@suse.cz>
5347 PR tree-optimization/40493
5348 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
5349 (enum unscalarized_data_handling): New type.
5350 (handle_unscalarized_data_in_subtree): Return what has been done.
5351 (load_assign_lhs_subreplacements): Handle left flushes differently.
5352 (sra_modify_assign): Use unscalarized_data_handling, simplified
5353 condition determining whether to remove the statement.
5355 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
5357 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
5358 excerpt - @ should be doubled for texinfo.
5360 2009-06-24 Ian Lance Taylor <iant@google.com>
5362 * config/arc/arc.c: Include "df.h".
5363 (arc_attribute_table): Make static. Move higher in file.
5364 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
5365 (output_shift): Initialize n later to avoid warning.
5366 * config/arm/arm.c (arm_attribute_table): Make static. Move
5368 * config/avr/avr.c (avr_attribute_table): Make static. Move
5370 (reg_class_tab): Change array type from int to enum reg_class.
5371 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
5373 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
5374 (lshrhi3_out): Likewise.
5375 (class_likely_spilled_p): Change return type to bool.
5376 (avr_rtx_costs): Use local code variable with enum type.
5377 * config/avr/avr.md (movmemhi): Use add_reg_note.
5378 (andhi3, andsi3): Don't use AS2 with "and".
5379 (iorhi3, iorsi3): Don't use AS2 with "or".
5380 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
5381 * config/crx/crx.c: Include "df.h".
5382 (crx_attribute_table): Make static.
5383 * config/m32r/m32r.c: Include "df.h".
5384 (m32r_attribute_table): Make static. Move higher in file.
5385 (pop): Use add_reg_note.
5386 (block_move_call): Change 0 to LCT_NORMAL in function call.
5387 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
5388 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
5389 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
5390 declare, not just when TREE_CODE is defined.
5391 * config/m68hc11/m68hc11.c: Include "expr.h".
5392 (m68hc11_attribute_table): Make static. Move higher in file.
5393 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
5395 (m68hc11_register_indirect_p): Likewise.
5396 (m68hc11_function_arg_padding): Change return type to enum
5398 (emit_move_after_reload): Use add_reg_note.
5399 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
5400 (m68hc11_split_logical): Likewise.
5401 (m68hc11_rtx_costs): Add local code_and outer_code variables with
5403 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
5404 to VOIDmode in function call.
5405 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
5407 (m68hc11_split_logical): Update declaration.
5408 (m68hc11_function_arg_padding): Update declaration.
5409 * config/mcore/mcore.c (regno_reg_class): Change form array of int
5410 to array of enum reg_class.
5411 (mcore_attribute_table): Make static. Move higher in file.
5412 (mcore_rtx_costs): Add cast to enum type.
5413 * config/mcore/mcore.h (regno_reg_class): Update declaration.
5414 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
5415 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
5417 * config/sh/predicates.md (trapping_target_operand): Rename and to
5419 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
5421 * config/spu/spu.c (spu_attribute_table): Make static. Move
5423 * config/v850/v850.c (v850_attribute_table): Make static. Move
5425 (v850_rtx_costs): Use local code with enum type.
5426 (expand_epilogue): Add cast.
5427 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
5429 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
5432 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
5433 -m2a-single-only and -m2a-nofpu.
5434 * config/sh/sh.opt: Document m2a generates FPU code.
5436 2009-06-24 Anatoly Sokolov <aesok@post.ru>
5438 * defaults.h (CAN_ELIMINATE): Provide default.
5439 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5440 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
5441 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
5442 * config/spu/spu.h (CAN_ELIMINATE): Delete.
5443 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
5444 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
5445 * config/cris/cris.h (CAN_ELIMINATE): Delete.
5446 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
5447 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
5448 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
5450 2009-06-24 DJ Delorie <dj@redhat.com>
5452 * mep-ext-cop.cpu: Fix copyright notice.
5453 * mep-default: Fix copyright notice.
5454 * mep-core: Fix copyright notice.
5455 * mep: Fix copyright notice.
5456 * mep-ivc2: Fix copyright notice.
5457 * mep-c5: Fix copyright notice.
5459 2009-06-24 Denis Chertykov <chertykov@gmail.com>
5461 * doc/contrib.texi (Contributors):
5463 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
5466 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
5467 src and dst operands if necessary.
5469 2009-06-23 DJ Delorie <dj@redhat.com>
5472 * config.gcc: Add mep support.
5473 * recog.c: Resurrect validate_replace_rtx_subexp().
5474 * recog.h: Likewise.
5475 * config/mep/: Add new port:
5476 * config/mep/constraints.md: New file.
5477 * config/mep/default.h: New file.
5478 * config/mep/intrinsics.h: New file.
5479 * config/mep/intrinsics.md: New file.
5480 * config/mep/ivc2-template.h: New file.
5481 * config/mep/mep-c5.cpu: New file.
5482 * config/mep/mep-core.cpu: New file.
5483 * config/mep/mep-default.cpu: New file.
5484 * config/mep/mep-ext-cop.cpu: New file.
5485 * config/mep/mep-intrin.h: New file.
5486 * config/mep/mep-ivc2.cpu: New file.
5487 * config/mep/mep-lib1.asm: New file.
5488 * config/mep/mep-lib2.c: New file.
5489 * config/mep/mep-pragma.c: New file.
5490 * config/mep/mep-protos.h: New file.
5491 * config/mep/mep-tramp.c: New file.
5492 * config/mep/mep.c: New file.
5493 * config/mep/mep.cpu: New file.
5494 * config/mep/mep.h: New file.
5495 * config/mep/mep.md: New file.
5496 * config/mep/mep.opt: New file.
5497 * config/mep/predicates.md: New file.
5498 * config/mep/t-mep: New file.
5500 2009-06-23 Ian Lance Taylor <iant@google.com>
5502 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
5503 from loose_warn into c_loose_warn and from strict_warn into
5504 c_strict_warn. Set and substitute warn_cxxflags. Check for
5505 --enable-build-with-cxx. Set and substitute
5506 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
5507 * Makefile.in (CXXFLAGS): New variable.
5508 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
5509 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
5510 the default is the same as $(STRICT_WARN).
5511 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
5512 (CXX): New variable.
5513 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
5514 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
5515 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
5516 (HOST_LIBS): New variable.
5517 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
5518 (ALL_CXXFLAGS): New variable.
5519 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
5520 * doc/install.texi (Configuration): Document
5521 --enable-build-with-cxx, --with-stage1-ldflags,
5522 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
5523 * configure: Rebuild.
5525 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5527 * config/arm/arm.c (arm_override_options): Fix braces and formatting
5528 from previous commit.
5530 2009-06-23 Ian Lance Taylor <iant@google.com>
5532 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
5534 2009-06-23 Ian Lance Taylor <iant@google.com>
5536 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
5537 with ATTRIBUTE_UNUSED.
5539 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5540 Pat Haugen <pthaugen@us.ibm.com>
5541 Revital Eres <eres@il.ibm.com>
5543 * config.in (HAVE_AS_POPCNTD): Add default definition.
5544 (HAVE_AS_LWSYNC): Ditto.
5546 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
5548 (gcc_cv_as_powerpc_cmpb): Ditto.
5549 (gcc_cv_as_powerpc_dfp): Ditto.
5550 (gcc_cv_as_powerpc_vsx): Ditto.
5551 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
5552 supporting the popcntd/lwsync instructions.
5553 (gcc_cv_as_powerpc_lwsync): Ditto.
5554 * configure: Regenerate.
5556 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
5557 -mcpu=native and -mcpu=power7.
5558 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
5560 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
5561 a variable instead of a mask to reduce the number of mask bits.
5562 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
5563 (-mbit-word): Ditto.
5564 (-mregnames): Ditto.
5565 * config/rs6000/rs6000.opt (-mupdate): Ditto.
5566 (-mfused-madd): Ditto.
5568 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
5570 (-mvsx): New switch for VSX instructions.
5571 (-misel): Move from a variable to a mask to allow it to be set by
5574 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
5575 function declaration to an array declaration.
5576 (rs6000_hard_regno_nregs): New external array declaration.
5578 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
5579 files included by rs6000.md.
5581 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5582 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
5584 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
5586 (rs6000_debug_reg): New -mdebug= variables.
5587 (rs6000_debug_addr): Ditto.
5588 (rs6000_debug_cost): Ditto.
5589 (rs6000_pmode): New variable to hold Pmode.
5590 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
5591 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
5592 calculated at compiler start.
5593 (rs6000_hard_regno_nregs): Change function to an array which holds
5594 HARD_REGNO_NREGS calculated at compiler start.
5595 (rs6000_explicit_options): Delete isel field.
5596 (rs6000_vector_unit): New array to hold which vector unit
5597 supports arithmetic options for a given type.
5598 (rs6000_vector_mem): New array to hold which vector unit supports
5599 memory reference operations for a given type.
5600 (rs6000_vector_align): New array to given the alignment of each
5602 (power7_cost): New basic costs for power7.
5603 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
5604 (rs6000_hard_regno_nregs_internal): New function, moved from
5605 HARD_REGNO_NREGS, to calculate the number of registers each hard
5606 register takes for each type.
5607 (rs6000_debug_reg_print): New function for -mdebug=reg support.
5608 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
5609 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
5610 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
5611 unit information here so it is calculated once at compiler startup
5613 (rs6000_override_options): Make -misel a target mask. Add more
5614 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
5615 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
5617 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
5618 (rs6000_handle_option): Move -misel from variable to target mask.
5619 (rs6000_builtin_mask_for_load): Add VSX support.
5620 (rs6000_conditional_register_usage): Ditto.
5621 (USE_ALTIVEC_FOR_ARG_P): Ditto.
5622 (function_arg_boundary): Ditto.
5623 (rs6000_expand_builtin): Ditto.
5624 (def_builtin): Make abort message a little friendlier.
5625 (rs6000_emit_int_cmove): Add support for 64-bit isel.
5627 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
5628 assembler support the popcntd instruction instead of a vsx
5629 instruction to enable power7 support.
5630 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
5631 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
5632 option to the assembler if -mcpu=native.
5633 (ASM_CPU_NATIVE_SPEC): Ditto.
5634 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
5636 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
5637 the lwsync instruction.
5638 (enum processor_type): Add PROCESSOR_POWER7.
5639 (rs6000_debug_reg): New -mdebug= options.
5640 (rs6000_debug_addr): Ditto.
5641 (rs6000_debug_cost): Ditto.
5642 (rs6000_isel): Delete.
5643 (enum rs6000_vector): New enum to say what vector unit we have.
5644 (VECTOR_UNIT_*): New macros to say which vector unit has
5645 arithmetic operations for a given type.
5646 (VECTOR_MEM_*): New macros to say which vector unit has memory
5647 operations for a given type.
5648 (TARGET_LDBRX): Whether the machine supports the ldbrx
5650 (TARGET_ISEL): Delete, -misel moved to be a mask.
5651 (TARGET_ISEL64): New macro for 64-bit isel support.
5652 (UNITS_PER_VSX_WORD): New macro.
5653 (POINTER_SIZE): Move to be an external variable, rather than
5654 calculating whether we are generating 32 ot 64-bit code.
5656 (STACK_BOUNDARY): Add VSX support.
5657 (LOCAL_ALIGNMENT): Ditto.
5658 (SLOW_UNALIGNED_ACCESS): Ditto.
5659 (VSX_REGNO_P): New macro for VSX support.
5660 (VFLOAT_REGNO_P): Ditto.
5661 (VINT_REGNO_P): Ditto.
5662 (VLOGICAL_REGNO_P): Ditto.
5663 (VSX_VECTOR_MODE): Ditto.
5664 (VSX_SCALAR_MODE): Ditto.
5666 (VSX_MOVE_MODE): Ditto.
5667 (VSX_REG_CLASS_P): Ditto.
5668 (HARD_REGNO_NREGS): Instead of calling a function, use an array
5670 (UNITS_PER_SIMD_WORD): Add VSX support.
5671 (MODES_TIEABLE_P): Ditto.
5672 (STARTING_FRAME_OFFSET): Ditto.
5673 (STACK_DYNAMIC_OFFSET): Ditto.
5674 (EPILOGUE_USES): Ditto.
5675 (REGNO_REG_CLASS): Move to array lookup.
5676 (CLASS_MAX_NREGS): Ditto.
5677 (rs6000_vector_reg_class): Add declaration.
5678 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5679 overlap with the floating point and Altivec registers.
5681 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5683 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5684 give the appropriate asm switches if -mcpu=native.
5685 (host_detect_local_cpu): Add support for "asm".
5686 (host_detect_local_cpu): Follow GNU code guidelines for name.
5688 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5689 -mbit-word to a variable instead of being a target mask.
5691 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5692 emit the lwsync instruction instead of emitting the instruction as
5693 an integer constant.
5695 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5696 fixuns_trundfsi2, move expander into rs6000.md.
5698 * config/rs6000/rs6000.md (cpu): Add power7.
5699 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5700 (logical predicate patterns): Change the single instruction
5701 primitives that set CR0 to be fast_compare instead of compare.
5703 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5704 (popcntddi2): Ditto.
5705 (popcount<mode>): Ditto.
5706 (floating multiply/add insns): Name the floating point
5708 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5709 (isel_unsigned_<mode>): Ditto.
5710 (fixuns_trundfsi2): Move expander here from spe.md.
5711 (smindi3): Define if we have -misel on 64-bit systems.
5716 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5718 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5720 * config/avr/avr.c (avr_current_device): New variable.
5721 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5722 (avr_arch, mcu_type_s): Move to avr.h.
5723 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5724 default_data_section_start fields.
5725 (avr_arch): Moved from avr.c.
5726 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5727 library_name fields.
5728 (avr_current_device, avr_mcu_types, avr_arch_types,
5729 avr_device_to_arch, avr_device_to_data_start,
5730 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5731 (EXTRA_SPEC_FUNCTIONS): Define.
5732 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5733 options mapping. Use device_to_arch and device_to_data_start insted.
5734 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5735 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5736 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5737 * config/avr/driver-avr.c: New file.
5738 * config/avr/avr-devices.c: New file.
5740 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5742 * var-tracking.c (unshare_variable): Force initialized to
5743 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5744 (set_variable_part): Likewise.
5745 (struct variable_union_info): Remove pos_src field.
5746 (vui_vec, vui_allocated): New variables.
5747 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5748 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5749 == 1 use a simpler sorting algorithm. Compute pos field right
5750 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5751 Avoid quadratic comparison if !flag_var_tracking_uninit.
5752 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5753 unshare_variable unconditionally.
5754 (dataflow_set_different_2): Removed.
5755 (dataflow_set_different): Don't traverse second hash table.
5756 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5757 unconditionally to var_reg_set or var_mem_set.
5758 (emit_notes_in_bb): Likewise.
5759 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5761 (emit_note_insn_var_location): Don't set initialized to
5762 VAR_INIT_STATUS_INITIALIZED early.
5763 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5765 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5767 * tree-object-size.c (addr_object_size): Instead of checking
5768 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5769 are no FIELD_DECLs following it.
5771 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5773 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5774 order to match bswaps with signed source operands.
5776 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5778 * sdbout.c (sdbout_one_type): Fix braces in switch.
5780 2009-06-23 Richard Guenther <rguenther@suse.de>
5782 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5784 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5785 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5786 var_callused, callused_tree, var_storedanything, storedanything_tree,
5787 var_integer, integer_tree): Remove global variables.
5788 (new_var_info): Do not pass new id, append the new var to the
5789 global variable vector.
5790 (do_ds_constraint): Use is_global_var member of the variable-info.
5791 (new_scalar_tmp_constraint_exp): Adjust.
5792 (create_function_info_for): Likewise.
5793 (create_variable_info_for): Likewise.
5794 (find_what_var_points_to): Remove dead code.
5795 (init_base_vars): Simplify.
5796 (compute_points_to_sets): Adjust.
5798 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5800 * combine.c (try_combine): Dump information about the insns we're
5803 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5805 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5806 check when calling force_to_mode on TRUNCATE's operand.
5808 2009-06-22 Ian Lance Taylor <iant@google.com>
5810 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5812 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5814 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5816 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5818 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5819 override library linkage flags such as -static-libgcc or
5822 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5824 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5826 2009-06-22 Ian Lance Taylor <iant@google.com>
5828 * config/linux.opt: Put mglibc ahead of muclibc.
5830 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5831 for duplicate decls.
5833 2009-06-22 Matthias Klose <doko@ubuntu.com>
5835 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5837 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5840 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5841 instead of NULL if a parser error occurs.
5843 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5845 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5846 non-DWARF2_DEBUGGING_INFO version.
5848 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5850 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5851 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5853 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5854 (LIBGCC2_TF_CEXT): Define.
5857 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5860 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5862 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5864 * config/arm/arm.c (arm_override_options): Disable
5865 -mcaller-super-interworking and -mcallee-super-interworking.
5866 * doc/invoke.texi (ARM Options): Document this.
5868 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5870 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5871 * config/arm/constraints.md (j): New constraint for movw operands.
5872 (N): Remove thumb2 meaning.
5873 * config/arm/arm.md (*arm_movw): Delete.
5874 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5875 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5876 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5878 2009-06-22 Martin Jambor <mjambor@suse.cz>
5880 PR tree-optimization/40492
5881 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5882 build_ref_for_offset.
5884 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5886 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5887 JUMP_TABLE_DATA_P predicates where applicable.
5888 * auto-inc-dec.c: Ditto.
5889 * builtins.c: Ditto.
5890 * caller-save.c: Ditto.
5892 * cfgcleanup.c: Ditto.
5893 * cfglayout.c: Ditto.
5896 * combine-stack-adj.c: Ditto.
5902 * dwarf2asm.c: Ditto.
5903 * dwarf2out.c: Ditto.
5904 * emit-rtl.c: Ditto.
5910 * function.c: Ditto.
5913 * genpreds.c: Ditto.
5914 * genrecog.c: Ditto.
5916 * ira-costs.c: Ditto.
5917 * ira-lives.c: Ditto.
5920 * lower-subreg.c: Ditto.
5921 * modulo-sched.c: Ditto.
5923 * postreload.c: Ditto.
5924 * print-rtl.c: Ditto.
5933 * sched-vis.c: Ditto.
5935 * sel-sched-ir.c: Ditto.
5936 * simplify-rtx.c: Ditto.
5937 * targhooks.c: Ditto.
5938 * var-tracking.c: Ditto.
5939 * vmsdbgout.c: Ditto.
5941 2009-06-22 Matthias Klose <doko@ubuntu.com>
5943 * Makefile.in (install-plugin): Always use DESTDIR.
5945 2009-06-22 Olivier Hainque <hainque@adacore.com>
5947 * config/pa/pa.c (output_call): Don't optimize post call jumps
5948 into return address adjustments if the call may throw.
5950 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5952 * arm.c (thumb1_output_casesi): New function.
5953 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5954 optimizing for size or PIC.
5955 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5956 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5957 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5958 (thumb1_casesi_internal_pic): New expand rule.
5959 (thumb1_casesi_dispatch): New pattern.
5960 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5962 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5963 in the text seciton when PIC or optimizing for size.
5964 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5965 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5966 preservation properties of code.
5967 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5968 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5969 (__gnu_thumb1_case_si): New function.
5970 * t-arm (LIB1ASMSRC): Define here.
5971 (LIB1ASMFUNCS): Add some common functions.
5972 * t-arm-elf (LIB1ASMSRC): Delete.
5973 (LIB1ASMFUNCS): Append to existing set.
5974 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5975 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5976 * t-symbian (LIB1ASMFUNCS): Likewise.
5977 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5978 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5980 2009-06-21 Richard Guenther <rguenther@suse.de>
5982 PR tree-optimization/38729
5983 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5984 to loops with a single exit if -fno-expensive-optimizations.
5986 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5988 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5989 (dataflow_set): Change vars type from htab_t to shared_hash.
5990 (shared_hash_pool, empty_shared_hash): New variables.
5991 (vars_clear): Removed.
5992 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5993 shared_hash_find_slot_unshare, shared_hash_find_slot,
5994 shared_hash_find_slot_noinsert, shared_hash_find): New
5996 (shared_hash_unshare, shared_hash_destroy): New functions.
5997 (unshare_variable): Unshare set->vars if shared, use
5999 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
6000 (get_init_value, find_src_set_src, dump_dataflow_set,
6001 clobber_variable_part, emit_notes_for_differences): Use
6003 (dataflow_set_init): Remove second argument, set vars to
6004 empty_shared_hash instead of creating a new htab.
6005 (dataflow_set_clear): Call shared_hash_destroy and set vars
6006 to empty_shared_hash instead of calling vars_clear.
6007 (dataflow_set_copy): Don't call vars_copy, instead just share
6008 the src htab with dst.
6009 (variable_union): Use shared_hash_*, use initially NO_INSERT
6010 lookup if set->vars is shared. Don't keep slot cleared before
6011 calling unshare_variable. Unshare set->vars if needed.
6012 Even ->refcount == 1 vars must be unshared if set->vars is shared
6013 and var needs to be modified.
6014 (variable_canonicalize): New function.
6015 (dataflow_set_union): If dst->vars is empty, just share src->vars
6016 with dst->vars and traverse with variable_canonicalize to canonicalize
6017 and unshare what is needed.
6018 (dataflow_set_different): If old_set and new_set use the same shared
6019 htab, they aren't different. If number of htab elements is different,
6020 htabs are different. Use shared_hash_*.
6021 (dataflow_set_destroy): Call shared_hash_destroy instead of
6023 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
6024 second argument to dataflow_set_init.
6025 (vt_initialize): Likewise. Initialize shared_hash_pool and
6026 empty_shared_hash, move bb in/out initialization afterwards.
6027 Use variable_htab_free instead of NULL as changed_variables del hook.
6028 (variable_was_changed): Change type of second argument to pointer to
6029 dataflow_set. When inserting var into changed_variables, bump
6030 refcount. Unshare set->vars if set is shared htab and slot needs to
6032 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
6033 lookup if set->vars is shared. Unshare set->vars if needed.
6034 Even ->refcount == 1 vars must be unshared if set->vars is shared
6035 and var needs to be modified. Adjust variable_was_changed caller.
6036 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
6037 vars must be unshared if set->vars is shared and var needs to be
6038 modified. Adjust variable_was_changed caller.
6039 (emit_note_insn_var_location): Don't pool_free var.
6040 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
6042 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
6043 free_alloc_pool on shared_hash_pool.
6045 2009-06-20 Anthony Green <green@moxielogic.com>
6047 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
6048 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
6050 2009-06-20 Richard Guenther <rguenther@suse.de>
6052 * tree-ssa-structalias.c (find_func_aliases): For memset use
6053 a constraint from NULL if we memset to zero.
6054 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
6055 we explicitly handle that do not read from memory.
6056 (call_may_clobber_ref_p_1): Properly handle builtins that may
6059 2009-06-20 Richard Guenther <rguenther@suse.de>
6061 PR tree-optimization/40495
6062 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
6063 (new_scalar_tmp_constraint_exp): New function.
6064 (process_constraint): Do not create temporary decls.
6065 (process_all_all_constraints): Likewise.
6066 (handle_const_call): Likewise.
6067 (create_function_info_for): Do not set decl.
6069 2009-06-19 Ian Lance Taylor <iant@google.com>
6071 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
6072 (rs6000_attribute_table): Make static; move before use.
6074 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
6076 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
6077 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
6078 Propagate the TREE_READONLY flag without overwriting it.
6079 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
6080 Propagate the TREE_READONLY flag onto the result.
6081 (process_call_operands): Move around. Use correct constant value.
6083 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6086 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
6087 * config/arm/arm.md: Likewise.
6089 2009-06-19 Ian Lance Taylor <iant@google.com>
6091 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
6092 to GIMPLE_ERROR_MARK.
6094 * c-typeck.c (build_conditional_expr): Add op1_original_type and
6095 op2_original_type parameters. Warn about using different enum types.
6096 * c-parser.c (c_parser_conditional_expression): Pass original
6097 types to build_conditional_expr.
6098 * c-tree.h (build_conditional_expr): Update declaration.
6100 2009-06-19 Ian Lance Taylor <iant@google.com>
6102 * config/i386/i386.c (ix86_function_specific_save): Test that
6103 fields match values, rather than testing the values are in a
6106 2009-06-19 Richard Guenther <rguenther@suse.de>
6108 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
6110 (ptr_derefs_may_alias_p): Likewise.
6111 (ptr_deref_may_alias_ref_p_1): New function.
6112 (ptr_deref_may_alias_ref_p): Likewise.
6113 (ref_maybe_used_by_call_p_1): Handle builtins that are not
6114 covered by looking at the ESCAPED solution.
6115 (call_may_clobber_ref_p_1): Likewise.
6116 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
6117 Handle NULL_TREE offset. Do not produce redundant constraints.
6118 (process_all_all_constraints): New helper function.
6119 (do_structure_copy): Use it.
6120 (handle_lhs_call): Likewise.
6121 (find_func_aliases): Handle some builtins with pointer arguments
6122 and/or return values explicitly.
6124 2009-06-19 Ian Lance Taylor <iant@google.com>
6126 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
6128 2009-06-19 Ian Lance Taylor <iant@google.com>
6130 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
6132 2009-06-19 Ian Lance Taylor <iant@google.com>
6134 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
6135 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
6138 * c-decl.c (finish_decl): If -Wc++-compat, warn about
6139 uninitialized const.
6141 2009-06-19 Ian Lance Taylor <iant@google.com>
6143 * dse.c (struct store_info): Rename bitmap field to bmap. Change
6146 * c-decl.c (in_struct, struct_types): Remove.
6147 (struct c_binding): Add in_struct field.
6148 (c_binding_ptr): Define type, along with VEC.
6149 (struct c_struct_parse_info): Define.
6150 (struct_parse_info): New static variable.
6151 (bind): Initialize in_struct field.
6152 (start_struct): Remove enclosing_in_struct and
6153 enclosing_struct_types parameters. Add
6154 enclosing_struct_parse_info parameter. Change all callers. Set
6155 struct_parse_info rather than in_struct and struct_types.
6156 (grokfield): If -Wc++-compat and there is a symbol binding for the
6157 field name, set the in_struct flag and push it on the
6158 struct_parse_info->fields vector.
6159 (warn_cxx_compat_finish_struct): New static function.
6160 (finish_struct): Remove enclosing_in_struct and
6161 enclosing_struct_types parameters. Add
6162 enclosing_struct_parse_info parameter. Change all callers. Don't
6163 set C_TYPE_DEFINED_IN_STRUCT here. Call
6164 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
6165 parameter. Only push on struct_types if warn_cxx_compat.
6166 (finish_enum): Only push on struct_types if warn_cxx_compat.
6167 (declspecs_add_type): Add loc parameter. Change all callers.
6168 Change all error calls to error_at. Pass loc, not input_location,
6169 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
6170 defined in a struct. If -Wc++-compat and parsing a struct, record
6171 that a typedef name was used.
6172 * c-parser.c (c_parser_declspecs): Get location to pass to
6174 (c_parser_struct_or_union_specifier): Update calls to start_struct
6176 * c-tree.h (struct c_struct_parse_info): Declare.
6177 (finish_struct, start_struct): Update declarations.
6178 (declspecs_add_type): Update declaration.
6180 2009-06-19 Ian Lance Taylor <iant@google.com>
6182 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
6183 variable with an anonymous type.
6185 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6187 * see.c: Remove for real.
6189 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6191 * optabs.h (enum optab_index): Add new OTI_significand.
6192 (significand_optab): Define corresponding macro.
6193 * optabs.c (init_optabs): Initialize significand_optab.
6194 * genopinit.c (optabs): Implement significand_optab using
6195 significand?f2 patterns.
6196 * builtins.c (expand_builtin_mathfn): Handle
6197 BUILT_IN_SIGNIFICAND{,F,L}.
6198 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
6199 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
6201 * config/i386/i386.md (significandxf2, significand<mode>2): New
6202 expanders to implement significandf, significand and significandl
6203 built-ins as inline x87 intrinsics.
6205 2009-06-18 Anatoly Sokolov <aesok@post.ru>
6207 * config/avr/avr.c (avr_override_options): Remove setting value of
6208 PARAM_INLINE_CALL_COST.
6210 2009-06-18 Richard Henderson <rth@redhat.com>
6213 * tree-pass.h (TDF_ASMNAME): New.
6214 * tree-dump.c (dump_options): Add asmname.
6215 * doc/invoke.texi: Document it.
6217 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
6218 (dump_decl_name): ...here.
6219 (dump_function_name): New flags arg; mind TDF_ASMNAME.
6220 (dump_generic_node): Update dump_function_name calls.
6221 (print_call_name): New flags arg; update all dump calls.
6222 * diagnostic.h (print_call_name): Update.
6223 * gimple-pretty-print.c (dump_gimple_call): Update.
6225 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
6228 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
6230 2009-06-18 Diego Novillo <dnovillo@google.com>
6232 * doc/plugins.texi: Document plugin_is_GPL_compatible.
6233 * plugin.c (str_license): Declare.
6234 (try_init_one_plugin): Assert that the symbol
6235 'plugin_is_GPL_compatible' exists.
6237 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
6240 * Makefile.in (OBJS-common): Remove see.o.
6242 * common.opt (fsee): Mark as preserved for backward compatibility.
6243 * opts.c (common_handle_option): Add OPT_fsee to the backward
6244 compatibility section.
6245 * passes.c (init_optimization_passes, pass_see): Remove pass.
6246 * timevar.def (TV_SEE): Remove.
6247 * tree-pass.h (pass_see): Remove declaration.
6248 * doc/invoke.texi (-fsee): Remove documentation.
6250 2009-06-18 Martin Jambor <mjambor@suse.cz>
6252 * tree-sra.c: Include statistics.h
6253 (sra_stats): New variable.
6254 (sra_initialize): Clear sra_stats.
6255 (create_access_replacement): Increment sra_stats.replacements.
6256 (get_access_replacement): Do not return twice.
6257 (analyze_all_variable_accesses): Increment statistics counter by the
6258 number of scalarized aggregates.
6259 (generate_subtree_copies): Increment sra_stats.subtree_copies.
6260 (sra_modify_expr): Increment sra_stats.exprs.
6261 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
6262 (sra_modify_assign): Increment sra_stats.exprs,
6263 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
6264 (perform_intra_sra): Update statistics counters.
6265 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
6267 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6269 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
6270 (arm_scalar_mode_supported_p): New function.
6272 2009-06-18 Paul Brook <paul@codesourcery.com>
6273 Sandra Loosemore <sandra@codesourcery.com>
6275 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
6276 (__extendhfsf2, __truncsfhf2): Define.
6277 * config/arm/fp16.c: New file.
6278 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6279 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6281 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6283 * doc/extend.texi (Half-Precision): New section.
6284 * doc/invoke.texi (Option Summary): List -mfp16-format.
6285 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
6286 * config/arm/arm.opt (mfp16-format=): New.
6287 * config/arm/arm.c: Include intl.h.
6288 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
6289 (TARGET_INVALID_RETURN_TYPE): Redefine.
6290 (TARGET_PROMOTED_TYPE): Redefine.
6291 (TARGET_CONVERT_TO_TYPE): Redefine.
6292 (arm_fp16_format): Define.
6293 (all_fpus): Add entry for neon-fp16.
6294 (fp_model_for_fpu): Likewise.
6295 (struct fp16_format): Declare.
6296 (all_fp16_formats): Define.
6297 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
6299 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
6301 (arm_legitimate_index_p): Treat HFmode like HImode.
6302 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
6303 (coproc_secondary_reload_class): Special-case HFmode.
6304 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
6305 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
6306 (arm_init_fp16_builtins): New.
6307 (arm_init_builtins): Call it.
6308 (arm_invalid_parameter_type): New.
6309 (arm_invalid_return_type): New.
6310 (arm_promoted_type): New.
6311 (arm_convert_to_type).
6312 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
6314 (arm_emit_fp16_const): New function.
6315 (arm_mangle_type): Mangle __fp16 as "Dh".
6316 * config/arm/arm.h (TARGET_VFPD32): Make it know about
6318 (TARGET_NEON_FP16): New.
6319 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
6320 (enum fputype): Add FPUTYPE_NEON_FP16.
6321 (enum arm_fp16_format_type): Declare.
6322 (arm_fp16_format): Declare.
6323 (LARGEST_EXPONENT_IS_NORMAL): Define.
6324 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
6325 * config/arm/arm-modes.def (HFmode): Define.
6326 * config/arm/vfp.md: (*movhf_vfp): New.
6329 * config/arm/arm.md: (fpu): Add neon_fp16.
6330 (floatsihf2, floatdihf2): New.
6331 (fix_trunchfsi2, fix_trunchfdi2): New.
6335 (*arm32_movhf): New.
6336 (*thumb1_movhf): New.
6337 (consttable_2): Add check for HFmode constants.
6338 (consttable_4): Handle HFmode constants.
6340 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
6342 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
6344 2009-06-17 Olivier Hainque <hainque@adacore.com>
6346 * collect2.c (main): Use CONST_CAST2 to perform char ** to
6347 const char ** conversion in AIX specific section.
6349 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
6351 * config/i386/i386.c (ix86_special_builtin_type): Remove
6352 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
6353 (bdesc_special_args): Updated.
6354 (ix86_init_mmx_sse_builtins): Likewise.
6355 (ix86_expand_special_args_builtin): Likewise.
6357 2009-06-17 Richard Henderson <rth@redhat.com>
6359 * tree-pretty-print.c (maybe_dump_asm_name): New.
6360 (dump_decl_name): Use it.
6361 (PRINT_FUNCTION_NAME): Merge into...
6362 (dump_function_name): ... here. Use maybe_dump_asm_name.
6364 2009-06-17 Cary Coutant <ccoutant@google.com>
6366 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
6368 * debug.c (struct gcc_debug_hooks): Change placeholder for
6370 (debug_nothing_int_charstar_int): Replaced by...
6371 (debug_nothing_int_charstar_int_bool): ...this.
6372 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
6373 source_line prototype.
6374 (debug_nothing_int_charstar_int): Replaced by...
6375 (debug_nothing_int_charstar_int_bool): ...this.
6376 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
6377 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
6378 Output is_stmt operand when necessary.
6379 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
6380 (notice_source_line): Add is_stmt parameter.
6381 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
6382 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
6384 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
6385 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
6387 2009-06-17 Ian Lance Taylor <iant@google.com>
6389 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
6391 (struct store_by_pieces_d): Rename from store_by_pieces. Change
6394 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
6396 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
6397 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
6398 tree_strip_sign_nop_conversions and
6399 tree_ssa_strip_useless_type_conversions rather than stripping
6400 the operations here.
6401 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
6403 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
6404 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
6405 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
6406 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
6409 2009-06-17 Michael Eager <eager@eagercon.com>
6411 * config/rs6000/constraints.md (register_constraint "d"): New.
6412 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
6413 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
6414 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
6415 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
6416 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
6417 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
6418 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
6419 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
6420 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
6421 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
6423 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
6424 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
6425 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
6426 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
6427 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
6428 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
6429 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
6430 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
6431 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
6432 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
6433 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
6434 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
6435 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
6436 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
6438 2009-06-16 Ian Lance Taylor <iant@google.com>
6440 * profile.c (total_num_never_executed): Don't define.
6441 (compute_branch_probabilities): Don't count or print
6443 (init_branch_prob): Don't set total_num_never_executed.
6444 (end_branch_prob): Don't print total_num_never_executed.
6446 2009-06-17 David Daney <ddaney@caviumnetworks.com>
6448 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
6450 2009-06-17 David Edelsohn <edelsohn@gnu.org>
6452 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
6453 (nabstd2_fpr): Same.
6455 2009-06-17 Steve Ellcey <sje@cup.hp.com>
6457 * expr.c (expand_assignment): Change complex type check.
6459 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
6461 * doc/plugins.texi (Building GCC plugins): Added new section.
6463 2009-06-17 Ian Lance Taylor <iant@google.com>
6465 * c-pch.c (get_ident): Don't set size of templ array.
6466 (pch_init): Don't set size of partial_pch array.
6468 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
6469 string constant to intialize an array whose size is the length of
6472 2009-06-17 Richard Guenther <rguenther@suse.de>
6474 PR tree-optimization/40389
6475 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
6476 to addressable types.
6477 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
6479 2009-06-17 Richard Guenther <rguenther@suse.de>
6482 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
6483 if there is no evolution of left in the loop bail out.
6484 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
6485 chrec_fold_multiply.
6487 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
6488 Janis Johnson <janis187@us.ibm.com>
6491 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
6492 for the symbol ref of a constant that is the source of a move
6493 - nor for any other not-obvious-label-ref constants.
6495 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
6497 * plugin.c (position_pass): Skip newly inserted pass during list
6498 traversal to avoid repeated insertion.
6500 2009-06-16 Ian Lance Taylor <iant@google.com>
6502 * vec.h (VEC_stack_alloc): Define different version if
6503 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
6504 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
6505 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
6506 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6508 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
6510 * config.gcc (extra_headers): Add ia32intrin.h for x86.
6512 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
6513 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
6514 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
6515 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
6516 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
6517 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6518 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6519 (bdesc_special_args): Add __builtin_ia32_rdtsc and
6520 __builtin_ia32_rdtscp.
6521 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
6522 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
6523 and __builtin_ia32_rorhi.
6524 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
6525 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6526 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6527 (ix86_expand_args_builtin): Likewise.
6528 (ix86_expand_special_args_builtin): Likewise.
6530 * config/i386/i386.md (UNSPECV_RDTSCP): New.
6531 (UNSPECV_RDTSC): Likewise.
6532 (UNSPECV_RDPMC): Likewise.
6533 (*bsr): Renamed to ...
6535 (*bsr_rex64): Renamed to ...
6539 (*rdpmc_rex64): Likewise.
6542 (*rdtsc_rex64): Likewise.
6544 (*rdtscp): Likewise.
6545 (*rdtscp_rex64): Likewise.
6547 * config/i386/ia32intrin.h: New.
6549 * config/i386/x86intrin.h: Include <ia32intrin.h>.
6551 2009-06-16 Ian Lance Taylor <iant@google.com>
6553 * ira-build.c (copy_info_to_removed_store_destinations):
6554 Initialize parent_a.
6556 2009-06-16 Ian Lance Taylor <iant@google.com>
6558 * c-decl.c (grokdeclarator): Change size_varies to bool.
6560 2009-06-16 Ian Lance Taylor <iant@google.com>
6562 * sel-sched.c: Make forward declarations of move_op_hooks and
6563 fur_hooks explicitly extern.
6565 2009-06-16 Ian Lance Taylor <iant@google.com>
6567 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
6568 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
6570 2009-06-16 Ian Lance Taylor <iant@google.com>
6572 * resource.c (mark_referenced_resources): Change
6573 include_delayed_effects parameter to bool. Change all callers.
6574 (mark_end_of_function_resources): Likewise.
6575 * reorg.c (insn_references_resource_p): Likewise.
6576 (insn_sets_resource_p): Likewise.
6577 * resource.h (mark_referenced_resources): Update declaration.
6578 (mark_end_of_function_resources): Update declaration.
6580 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6582 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
6584 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6586 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
6587 GCC can bootstrap on AIX with GNU Binutils 2.20.
6589 2009-06-16 Ian Lance Taylor <iant@google.com>
6591 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
6593 2009-06-16 Ian Lance Taylor <iant@google.com>
6595 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
6596 inline, not extern inline.
6597 (exact_log2): Likewise.
6598 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
6600 (exact_log2): Likewise, but don't test CTZ_HWI.
6602 2009-06-16 Ian Lance Taylor <iant@google.com>
6604 * bitmap.c (bitmap_clear): Don't declare as inline.
6605 * gimple.c (gimplify_assign): Likewise.
6606 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6607 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
6608 (sched_scan_info): Remove duplicate definition.
6610 2009-06-16 Ian Lance Taylor <iant@google.com>
6612 * c-common.c (skip_evaluation): Don't define.
6613 (c_inhibit_evaluation_warnings): Define global variable.
6614 (overflow_warning): Check c_inhibit_evaluation_warnings rather
6615 than skip_evaluation.
6616 (convert_and_check, warn_for_div_by_zero): Likewise.
6617 * c-common.h (skip_evaluation): Don't declare.
6618 (c_inhibit_evaluation_warnings): Declare.
6619 * c-parser.c (c_parser_typeof_specifier): Set
6620 c_inhibit_evaluation_warnings rather than skip_evaluation.
6621 (c_parser_conditional_expression): Likewise.
6622 (c_parser_binary_expression): Likewise.
6623 (c_parser_sizeof_expression): Likewise.
6624 (c_parser_alignof_expression): Likewise.
6625 * c-typeck.c (build_indirect_ref): Check
6626 c_inhibit_evaluation_warnings rather than skip_evaluation.
6627 (build_conditional_expr, build_binary_op): Likewise.
6629 2009-06-16 Richard Guenther <rguenther@suse.de>
6631 * tree-ssa-alias.c (is_escape_site): Remove.
6632 * tree-ssa-alias.h (enum escape_type): Remove.
6633 (is_escape_site): Likewise.
6634 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
6635 via casts and asms without deferring to is_escape_site.
6637 2009-06-16 Jakub Jelinek <jakub@redhat.com>
6640 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
6641 use gen_lowpart if op0 has complex mode.
6643 2009-06-16 Richard Guenther <rguenther@suse.de>
6645 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
6646 variables add them to ESCAPED.
6647 (find_func_aliases): Do not make all indirectly stored values escaped.
6649 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
6651 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
6654 2009-06-16 Martin Jambor <mjambor@suse.cz>
6656 PR tree-optimization/40432
6657 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
6658 check whether we need to force gimple register operand.
6660 2009-06-16 Martin Jambor <mjambor@suse.cz>
6662 PR tree-optimization/40413
6663 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
6664 build_ref_for_offset.
6665 (propagate_subacesses_accross_link): Fix a typo in a comment.
6667 2009-06-16 Ira Rosen <irar@il.ibm.com>
6669 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6670 with additional parameter.
6671 * tree-vectorizer.h (enum vect_def_type): Add new value
6673 (enum vect_relevant): Add comments.
6674 (vect_is_simple_reduction): Add new argument.
6675 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6676 Detect nested cycles.
6677 (vect_is_simple_reduction): Update documentation, add an argument to
6678 distinguish inner-loop reduction from nested cycle, detect nested
6679 cycles, fix printings and indentation, don't swap operands in case
6681 (get_initial_def_for_reduction): Handle subtraction.
6682 (vect_create_epilog_for_reduction): Add new argument to specify
6684 (vect_finalize_reduction): Handle subtraction, fix comments.
6685 (vectorizable_reduction): Handle nested cycles. In case of nested
6686 cycle keep track of the reduction variable position. Call
6687 vect_is_simple_reduction with additional parameter. Use original
6688 statement code in reduction epilogue for nested cycle. Call
6689 vect_create_epilog_for_reduction with additional parameter.
6690 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6691 inner-loop vectorization.
6692 (vect_recog_widen_sum_pattern): Likewise.
6693 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6695 (vect_mark_stmts_to_be_vectorized): Likewise.
6696 (vect_get_vec_def_for_operand): Handle nested cycles.
6698 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6700 * doc/invoke.texi (Debugging Options): Fix option index entries
6701 for -fdump-statistics, -frandom-seed add entries for
6702 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6703 (FRV Options): Fix entries for -mTLS, -mtls.
6704 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6705 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6706 (M68hc1x Options): Fix @itemx for -mnominmax.
6707 (MCore Options): Fix entry for -mno-lsim.
6708 (MMIX Options): Fix entry for -mabi=mmixware.
6709 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6711 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6713 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6714 Mention the plugin mode of gengtype.
6715 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6716 * gengtype.c: Updated copyright.
6717 (plugin_files, nb_plugin_files) Added new static variables.
6718 (measure_input_list) Care about plugin_files.
6719 (write_rtx_next): Added early return in plugin mode.
6720 (create_file): Updated copyright year in generated file. Added
6722 (oprintf): Added early return if NULL outf.
6723 (get_output_file_with_visibility): Care of plugin_files.
6724 (get_output_file_name): May return null.
6725 (write_local): Added early return.
6726 (put_mangled_filename): Ditto.
6727 (finish_root_table): Added check for base_files.
6728 (write_roots): Care about null when plugins.
6729 (main): Added plugin mode.
6731 2009-06-15 Ian Lance Taylor <iant@google.com>
6733 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6734 * gcov.c (read_count_file): Add braces around variables declared
6737 * c.opt (Wjump-misses-init): New warning.
6738 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6739 -Wall and -Wc++-compat if not already set.
6740 (c_common_post_options): Clear warn_jump_misses_init if it was not
6742 * c-decl.c (struct c_binding): Change type field to a union with
6743 new label field. Make it the first field in the struct. Update
6744 references to type to use u.type instead.
6745 (struct c_spot_bindings): Define.
6746 (struct c_goto_bindings): Define.
6747 (c_goto_bindings_p): Define, along with VECs.
6748 (struct c_label_vars): Define.
6749 (struct c_scope): Add has_label_bindings field.
6750 (bind_label, set_spot_bindings): New static functions.
6751 (decl_jump_unsafe, update_spot_bindings): New static functions.
6752 (update_label_decls): New static function.
6753 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6754 Update binding u.label field to shadowed field.
6755 (c_binding_start_stmt_expr): New function.
6756 (c_binding_end_stmt_expr): New function.
6757 (pushdecl): Don't call c_begin_vm_scope.
6758 (make_label): Add defining and p_label_vars parameters. Change
6760 (lookup_label): Correct test for whether a label has not yet been
6761 defined. Call bind_label rather than bind.
6762 (warn_about_goto): New static function.
6763 (lookup_label_for_goto): New function.
6764 (declare_label): Call bind_label rather than bind.
6765 (check_earlier_gotos): New static function.
6766 (define_label): Don't give errors about jumping into statement
6767 expressions or scopes of variably modified types. Call
6768 set_spot_bindings and check_earlier_gotos. Call bind_label
6769 instead of bind. Don't set label_context_stack_se or
6770 label_context_stack_vm.
6771 (c_get_switch_bindings): New function.
6772 (c_release_switch_bindings): New function.
6773 (c_check_switch_jump_warnings): New function.
6774 (start_function): Don't set label_context_stack_se or
6775 label_context_stack_vm.
6776 (finish_function): Likewise.
6777 * c-typeck.c (label_context_stack_se): Don't define.
6778 (label_context_stack_vm): Don't define.
6779 (c_finish_goto_label): Call lookup_label_for_goto rather than
6780 lookup_label. Don't give errors about jumping into a statement
6781 expression or the scope of a variably modified type. Don't set
6782 label_context_stack_se or label_context_stack_vm.
6783 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6784 fields. Add bindings field.
6785 (c_start_case): Don't set deleted fields. Set bindings field.
6786 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6787 or blocked_vm. Call c_check_switch_jump_warnings.
6788 (c_finish_case): Don't test blocked_stmt_expr field. Call
6789 c_release_switch_bindings.
6790 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6791 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6792 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6793 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6794 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6795 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6796 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6797 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6798 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6799 (C_DECL_UNJUMPABLE_VM): Don't define.
6800 (C_DECL_UNDEFINABLE_VM): Don't define.
6801 (struct c_label_list): Don't define.
6802 (struct c_label_context_se): Don't define.
6803 (struct c_label_context_vm): Don't define.
6804 (struct c_spot_bindings): Declare.
6805 (c_bindings_start_stmt_expr): Declare.
6806 (c_bindings_end_stmt_expr): Declare.
6807 (lookup_label_for_goto): Declare.
6808 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6809 (c_check_switch_jump_warnings): Declare.
6810 (label_context_stack_se, label_context_stack_vm): Don't declare.
6811 (c_finish_goto_label): Update declaration.
6812 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6813 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6814 (Warning Options): Document -Wjump-misses-init.
6816 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6818 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6821 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6823 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6825 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6827 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6829 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6831 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6833 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6835 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6836 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6837 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6838 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6839 * dwarf2asm.c (dw2_force_const_mem): Update call to
6841 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6842 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6843 * langhooks.c (lhd_comdat_group): Remove.
6844 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6845 * tree.h (DECL_COMDAT_GROUP): New.
6846 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6847 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6848 (make_decl_one_only): Change signature.
6849 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6851 (make_decl_one_only): Change signature.
6852 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6854 2009-06-15 Richard Guenther <rguenther@suse.de>
6857 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6859 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6861 * tree-ssa-math-opts.c: Remove extra divide.
6863 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6865 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6867 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6869 * passes.c: Add bswap pass.
6870 * tree-pass.h: Add pass_optimize_bswap declaration.
6871 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6872 Include rtl.h, expr.h and optabs.h for optab_handler check.
6873 (struct symbolic_number, pass_optimize_bswap): New definition.
6874 (do_shift_rotate, verify_symbolic_number_p): New functions.
6875 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6876 (gate_optimize_bswap): New function.
6877 * tree.c (widest_int_cst_value): New function.
6878 * tree.h (widest_int_cst_value): Prototype added.
6880 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6882 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6883 REG_EQUAL/REG_EQUIV notes.
6885 2009-06-14 Richard Guenther <rguenther@suse.de>
6888 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6889 has its address taken if NRV was applied and it is addressable.
6890 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6891 function split out from ...
6892 (get_constraint_for_1): ... here.
6893 (handle_rhs_call): Use it to mark the return slot escaped if
6894 it is addressable and NRV was applied.
6896 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6898 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6899 Change first argument type to location_t.
6900 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6901 Do not set input_location.
6902 Use loc instead of input_location throughout.
6904 2009-06-13 Richard Guenther <rguenther@suse.de>
6906 PR tree-optimization/40421
6907 * tree-predcom.c (should_unroll_loop_p): Remove.
6908 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6910 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6912 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6913 Add location argument.
6915 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6917 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6919 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6920 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6921 * config/spu/spu-protos.h: Add location to
6922 spu_resolve_overloaded_builtin.
6923 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6924 spu_build_builtin_va_list.
6925 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6926 argument. Pass location to build_function_call_vec.
6927 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6929 (emit_fpu_switch): Same.
6930 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6931 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6932 to build_decl and create_artificial_label.
6933 (xtensa_gimplify_va_arg_expr): Same.
6934 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6935 (xstormy16_gimplify_va_arg_expr): Same.
6936 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6937 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6938 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6939 (mips16_build_function_stub): Same.
6940 (mips16_build_call_stub): Same.
6942 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6945 * arm/constraints.md (Pa, Pb): New constraints.
6946 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6947 split pattern to deal with them.
6949 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6951 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6952 fix index entry for -Xpreprocessor.
6954 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6956 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6957 Add location argument to build_decl call.
6958 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6959 (rs6000_init_builtins): Same.
6960 (spe_init_builtins): Same.
6961 (rs6000_gimplify_va_arg): Add location argument to
6962 create_artificial_label call.
6964 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6966 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6967 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6968 * Makefile.in: Fix GGC dependency for gcse.o.
6970 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6972 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6973 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6974 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6976 * c-parser.c (c_parser_binary_expression): Use current column while
6977 building binary operations.
6978 * common.opt (fshow-column): Enable by default.
6979 * tree-vrp.c (check_array_ref): Use warning_at.
6980 (check_array_bounds): Use location from call back if expr has no
6982 * tree.h: Add location argument to maybe_fold_*.
6983 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6984 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6985 (maybe_fold_offset_to_component_ref): Same.
6986 (maybe_fold_offset_to_reference): Same.
6987 (maybe_fold_offset_to_address): Same.
6988 (maybe_fold_stmt_indirect): Same.
6989 (maybe_fold_stmt_addition): Same.
6990 (fold_stmt_r): Pass location to maybe_fold_*.
6991 (fold_gimple_assign): Same.
6992 * c-tree.h: Add location argument to finish_decl,
6993 default_function_array_conversion, store_init_value.
6994 * c-decl.c (define_label): Use error_at.
6995 (c_make_fname_decl): Pass location to finish_decl.
6996 (finish_decl): New location argument.
6997 (build_compound_literal): Pass location to store_init_value.
6998 (grokdeclarator): Pass location to finish_decl.
7000 * c-typeck.c (array_to_pointer_conversion): New location argument.
7001 (function_to_pointer_conversion): Same.
7002 (default_function_array_conversion): Same.
7003 (parser_build_unary_op): Pass location to overflow_warning.
7004 (parser_build_binary_op): Same. Use warning_at.
7005 (build_unary_op): Pass location to array_to_pointer_conversion.
7006 (build_c_cast): Pass location to digest_init.
7007 (build_modify_expr): New location argument.
7008 (convert_for_assignment): Same.
7009 (store_init_value): Same.
7010 (digest_init): Same.
7011 (output_init_element): Pass location to digest_init and
7012 array_to_pointer_conversion.
7013 (c_finish_return): Pass location to convert_for_assignment.
7014 * gimplify.c (gimplify_conversion): Pass location to
7015 maybe_fold_offset_to_address.
7016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
7017 to maybe_fold_stmt_addition.
7018 * c-omp.c (c_finish_omp_atomic): Pass new location to
7020 (c_finish_omp_for): Same.
7021 * c-common.c (overflow_warning): New argument.
7022 * c-common.h: New argument to build_modify_expr, overflow_warning.
7023 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
7025 (c_parser_initializer): Pass location to
7026 default_function_array_conversion.
7027 (c_parser_initelt): Same.
7028 (c_parser_initval): Same.
7029 (c_parser_asm_operands): Same.
7030 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
7031 (c_parser_conditional_expression): Same.
7032 (c_parser_binary_expression): Add location info to stack. Use it.
7033 (c_parser_unary_expression): Pass location to
7034 default_function_array_conversion, parser_build_unary_op,
7035 build_indirect_ref, c_parser_postfix_expression_after_primary.
7036 (c_parser_postfix_expression_after_primary): New location argument.
7038 (c_parser_expression_conv): Pass location to
7039 default_function_array_conversion.
7040 (c_parser_expr_list): Same.
7041 (c_parser_omp_atomic): Same.
7042 (c_parser_omp_for_loop): Same.
7043 * c-tree.h: (struct c_declarator): Add comment to id_loc.
7044 (build_array_declarator): New argument.
7045 * c-decl.c (build_array_declarator): Add location argument.
7046 (grokdeclarator): Set id_loc for cdk_array.
7047 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
7048 build_array_declarator.
7049 * tree.c (build_omp_clause): Add location argument.
7050 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
7051 (OMP_CLAUSE_LOCATION): New macro.
7052 (struct tree_omp_clause): Add location field.
7053 (build_omp_clause): Add argument.
7054 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
7055 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
7057 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
7058 (cp_parser_omp_clause_collapse): Same.
7059 (cp_parser_omp_clause_default): Same.
7060 (cp_parser_omp_clause_if): Same.
7061 (cp_parser_omp_clause_nowait): Same.
7062 (cp_parser_omp_clause_num_threads): Same.
7063 (cp_parser_omp_clause_ordered): Same.
7064 (cp_parser_omp_clause_schedule): Same.
7065 (cp_parser_omp_clause_untied): Same.
7066 (cp_parser_omp_for_loop): Same.
7067 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7068 * c-tree.h (c_start_case): Add location argument.
7069 (c_process_expr_stmt): Same.
7070 (c_finish_goto_*): Same.
7071 * tree-parloops.c (initialize_reductions): Pass location to
7073 (create_parallel_loop): Same.
7074 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
7075 (gfc_trans_omp_reduction_list): Same.
7076 (gfc_trans_omp_clauses): Same.
7077 (gfc_trans_omp_do): Same.
7078 * c-typeck.c (c_finish_goto_label): Same.
7079 (c_finish_goto_ptr): New location argument.
7080 (c_start_case): Same.
7081 (emit_side_effect_warnings): Same.
7082 (c_process_expr_stmt): Same.
7083 (c_finish_stmt_expr): Same.
7084 (c_finish_omp_clauses): Use error_at instead of error.
7085 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
7087 * c-omp.c (c_split_parallel_clauses): New location argument.
7088 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
7089 to build_omp_clause.
7090 (convert_local_reference_stmt): Same.
7091 (convert_gimple_call): Same.
7092 * c-common.h (c_split_parallel_clauses): New argument.
7093 * c-parser.c (c_parser_statement_after_labels): Pass location to
7094 c_finish_goto_label.
7095 (c_parser_switch_statement): Pass location to c_start_case.
7096 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
7097 and c_process_expr_stmt.
7098 (c_parser_omp_variable_list): Add location argument.
7099 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
7100 (c_parser_omp_clause_default): Same.
7101 (c_parser_omp_clause_if): Same.
7102 (c_parser_omp_clause_num_threads): Same.
7103 (-c_parser_omp_clause_ordered): Same.
7104 (c_parser_omp_clause_reduction): Pass location to
7105 c_parser_omp_variable_list.
7106 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
7107 (c_parser_omp_clause_untied): Same.
7108 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
7109 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7111 * c-tree.h (check_for_loop_decls, undeclared_variable,
7112 build_component_ref, build_array_ref, build_external_ref,
7113 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
7114 build_conditional_expr, build_compound_expr, c_cast_expr,
7115 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
7116 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
7118 * c-semantics.c (build_stmt): Same.
7119 (build_case_label): Same.
7120 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
7121 (undeclared_variable): New argument.
7123 (lookup_label): Pass location on down.
7124 (define_label): Same.
7125 (finish_decl): Same.
7126 (build_compound_literal): Same.
7127 (finish_struct): Same.
7128 (finish_function): Do not set location here.
7129 (check_for_loop_decls): New argument.
7130 * tree.c (save_expr): Set location.
7131 (build_empty_stmt): New argument.
7132 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
7133 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
7134 * builtins.c (gimplify_va_arg_expr): Use locations.
7135 (expand_builtin_sync_operation): Same.
7136 * c-typeck.c (build_component_ref): New argument.
7137 (build_array_ref): Same.
7138 (build_external_ref): Same.
7139 (c_expr_sizeof_expr): Same.
7140 (c_expr_sizeof_type): Same.
7141 (parser_build_unary_op): Same.
7142 (build_conditional_expr): Same.
7143 (build_compound_expr): Pass location on down.
7144 (build_compound_expr): New argument.
7145 (build_c_cast): Same.
7146 (c_cast_expr): Same.
7147 (build_asm_expr): Same.
7148 (c_finish_return): Same.
7149 (c_process_expr_stmt): Pass location on down.
7150 (c_finish_stmt_expr): New argument.
7151 (push_clenaup): Same.
7152 (c_finish_omp_parallel): Same.
7153 (c_finish_omp_task): Same.
7154 * gimplify.c (gimplify_call_expr): Pass location on down.
7155 * c-omp.c (c_finish_omp_master): New argument.
7156 (c_finish_omp_critical): Same.
7157 (c_finish_omp_ordered): Same.
7158 (c_finish_omp_barrier): Same.
7159 (-c_finish_omp_taskwait): Same.
7160 (c_finish_omp_atomic): Same.
7161 (c_finish_omp_flush): Same.
7162 * tree-inline.c (copy_tree_body_r): Pass location on down.
7163 (inline_forbidden_p): Remove use of input_location.
7164 * c-gimplify.c (c_build_bind_expr): New argument.
7165 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
7166 (c_sizeof_or_alignof_type): New argument.
7167 (c_alignof_expr): Same.
7168 (build_va_arg): Same.
7169 (c_add_case_label): Same.
7170 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
7171 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
7172 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
7173 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
7174 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
7175 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
7177 * stub-objc.c (objc_build_selector_expr): Same.
7178 (objc_build_throw_stmt): Same.
7179 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
7180 (c_parser_initelt): Same.
7181 (c_parser_compound_statement): Same.
7182 (c_parser_compound_statement_nostart): Same.
7183 (c_parser_label): Same.
7184 (c_parser_statement_after_labels): Same.
7185 (c_parser_if_body): Same.
7186 (c_parser_else_body): Same.
7187 (c_parser_if_statement): Same.
7188 (c_parser_switch_statement): Same.
7189 (c_parser_while_statement): Same.
7190 (c_parser_do_statement): Same.
7191 (c_parser_for_statement): Same.
7192 (c_parser_asm_statement): Same.
7193 (c_parser_conditional_expression): Same.
7194 (c_parser_binary_expression): Same.
7195 (c_parser_cast_expression): Same.
7196 (c_parser_unary_expression): Same.
7197 (c_parser_sizeof_expression): Same.
7198 (c_parser_alignof_expression): Same.
7199 (c_parser_postfix_expression): Same.
7200 (c_parser_expression): Same.
7201 (c_parser_objc_receiver): Same.
7202 (c_parser_omp_variable_list): Same.
7203 (c_parser_omp_structured_block): Same.
7204 (c_parser_omp_atomic): New argument.
7205 (c_parser_omp_barrier): Same.
7206 (c_parser_omp_critical): Same.
7207 (c_parser_omp_flush): Pass location on down.
7208 (c_parser_omp_for_loop): New argument.
7209 (c_parser_omp_for): Same.
7210 (c_parser_omp_master): Same.
7211 (c_parser_omp_ordered): Same.
7212 (c_parser_omp_sections_scope): Same.
7213 (c_parser_omp_sections): Same.
7214 (c_parser_omp_parallel): Same.
7215 (c_parser_omp_single): Same.
7216 (c_parser_omp_task): Same.
7217 (c_parser_omp_taskwait): Pass location on down.
7218 (c_parser_omp_construct): Same.
7219 (c_parser_omp_threadprivate): Same.
7220 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
7221 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
7222 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
7223 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
7224 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
7225 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
7226 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
7227 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
7228 config/i386/i386.c, stmt.c:
7229 Add location argument to the following function definitions and/or
7230 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
7231 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
7232 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
7233 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
7234 do_case, c_finish_bc_stmt, build_compound_literal,
7235 build_function_call.
7236 * c-decl.c (build_compound_literal): Add location argument.
7237 Make all diagnostic calls use location.
7238 (start_struct): Same.
7239 (finish_struct): Same.
7241 (build_enumerator): Same.
7242 (start_function): Same.
7243 (grokdeclarator): Make all diagnostic calls use location.
7244 (store_parm_decls_oldstyle): Same.
7245 * c-typeck.c (build_function_call): Add location argument.
7246 Make all diagnostic calls use location.
7248 (c_finish_bc_stmt): Same.
7249 * tree-nested.c (get_trampoline_type): Add argument.
7250 Pass location to build_decl.
7251 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
7252 * rtl.h (RTL_LOCATION): New.
7253 * c-common.c (c_add_case_label): Add location argument.
7254 Make all diagnostic calls use location.
7255 * c-common.h: Add location argument to make_fname_decl, do_case,
7256 c_add_case_label, build_function_call, resolve_overloaded_builtin.
7257 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
7258 Set it appropriately for every case. Pass enum_loc to start_enum
7259 call. Pass value_loc first to build_enumerator. Pass enum_loc to
7261 (c_parser_struct_or_union_specifier): Save location. Use it for
7262 start_struct, finish_struct, and parser_xref_tag.
7264 2009-06-12 Ian Lance Taylor <iant@google.com>
7266 * fold-const.c (fold_unary): Rename local variable and to and_expr.
7268 * c-opts.c (c_common_handle_option): For -Wc++-compat set
7269 cpp_opts->warn_cxx_operator_names.
7271 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7274 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
7275 is returns NULL and OP is a VCE, look through the VCE.
7277 2009-06-12 Ian Lance Taylor <iant@google.com>
7280 * collect2.c (main): Use CONST_CAST2 in code inside #if
7281 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
7283 2009-06-12 Joey Ye <joey.ye@intel.com>
7286 * cfgexpand.c (get_decl_align_unit): Update
7287 max_used_stack_slot_alignment with align instead of
7288 stack_alignment_needed.
7290 * function.c (assign_stack_local_1): Update
7291 max_used_stack_slot_alignment with alignment_in_bits instead
7292 of stack_alignment_needed.
7293 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
7296 2009-06-12 Jakub Jelinek <jakub@redhat.com>
7298 * dwarf2out.c (last_var_location_insn): New variable.
7299 (dwarf2out_end_epilogue): Clear last_var_location_insn.
7300 (dwarf2out_var_location): Don't record anything after last real
7301 insn. Only change labels if there were any real instructions
7302 in between last note and this one, or if changed sections.
7304 2009-06-11 Richard Henderson <rth@redhat.com>
7306 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
7307 note when storing the frame pointer in a register.
7308 (FRP): Don't redefine to nothing for epilogue.
7309 (alpha_expand_epilogue): Mark register and sp restores.
7310 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
7312 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
7313 when gen_lowpart is needed.
7315 2009-06-11 Richard Henderson <rth@redhat.com>
7317 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
7319 * dwarf2out.c (need_data_align_sf_opcode): New.
7320 (div_data_align): Move earlier.
7321 (def_cfa_1, reg_save): Use it.
7323 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
7325 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
7326 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
7327 (ix86_handle_option): Handle OPT_mcrc32.
7328 (ix86_target_string): Add -mcrc32.
7329 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
7331 * config/i386/i386.h (TARGET_CRC32): New.
7333 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
7334 (sse4_2_crc32di): Likewise.
7336 * config/i386/i386.opt (mcrc32): New.
7338 * doc/invoke.texi: Document -mcrc32.
7340 2009-06-11 Richard Henderson <rth@redhat.com>
7342 * common.opt (gdwarf-): Accept a version number.
7343 * doc/invoke.texi (gdwarf-): Update docs.
7344 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
7345 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
7346 version level, and record it.
7348 * dwarf2.h (DW_CIE_VERSION): Remove.
7349 * dwarf2out.c (DWARF_VERSION): Remove.
7350 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
7351 (output_call_frame_info): Use CIE version 3 for dwarf3,
7352 or if the return register column is out of range for version 1.
7353 (dwarf_stack_op_name): Add all dwarf3 values.
7354 (DEBUG_PUBTYPES_SECTION): New.
7355 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
7356 encoding change for dwarf3.
7357 (output_die) [dw_val_class_die_ref]: Likewise.
7358 (output_compilation_unit_header): Emit correct version for dwarf3.
7359 (output_line_info): Likewise.
7360 (output_pubnames): Update for DWARF_VERSION removal.
7361 (output_aranges): Likewise.
7362 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
7363 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
7364 (dwarf2out_finish): Likewise.
7366 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7368 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
7371 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7374 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
7375 * builtins.c (expand_builtin_unreachable): New function.
7376 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
7377 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
7378 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
7380 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
7381 searching for missing barriers.
7383 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7385 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
7386 when -fprofile-generate* was passed.
7387 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7389 2009-06-11 Anthony Green <green@moxielogic.com>
7391 * config/moxie/moxie.md: Define length attribute for all instructions.
7393 (*b<cond:code>): Support limited branch ranges for new PC-relative
7394 branch instructions.
7395 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
7397 2009-06-11 Jakub Jelinek <jakub@redhat.com>
7399 * config/i386/i386.c (min_insn_size): Use get_attr_length
7400 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
7403 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
7404 instead of emit_insn_before.
7406 2009-06-10 Ian Lance Taylor <iant@google.com>
7409 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
7412 2009-06-10 Revital Eres <eres@il.ibm.com>
7414 * passes.c (init_optimization_passes): Reschedule
7415 predictive-commoning pass before complete unroll pass.
7417 2009-06-10 Martin Jambor <mjambor@suse.cz>
7419 * cgraph.c (cgraph_node_can_be_local_p): New function.
7420 (cgraph_make_node_local): New function.
7421 * cgraph.h (cgraph_node_can_be_local_p): Declare.
7422 (cgraph_make_node_local): Declare.
7424 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
7426 * tree.h (tree_base): Add packed_flag and user_align fields.
7427 Decrease size of spare field.
7428 (TYPE_USER_ALIGN): Use user_align from tree_base.
7429 (DECL_USER_ALIGN): Likewise.
7430 (TYPE_PACKED): Use packed_flag from tree_base.
7431 (DECL_PACKED): Likewise.
7432 (tree_type): Delete packed_flag and user_align fields. Widen
7433 precision field. Widen mode field and shuffle fields to align
7434 mode on an 8-bit boundary.
7435 (tree_decl_common): Delete decl_flag_1 and user_align fields.
7436 Renumber decl_flag_* fields. Fix comments. Widen
7437 decl_common_unused field.
7438 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
7439 (DECL_EXTERNAL): Likewise.
7440 (DECL_BIT_FIELD): Likewise.
7441 (DECL_NONADDRESSABLE_P): Likewise.
7442 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
7443 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
7445 2009-06-10 Ian Lance Taylor <iant@google.com>
7447 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
7448 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
7449 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
7450 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
7451 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
7452 DEF_VEC_ALLOC_FUNC_P.
7453 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
7454 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
7455 DEF_VEC_ALLOC_FUNC_O.
7456 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
7457 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
7458 DEF_VEC_ALLOC_FUNC_I.
7459 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
7460 (vec_stack_p_reserve_exact_1): Declare.
7461 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
7462 (vec_stack_free): Declare.
7463 (VEC_stack_alloc): Define.
7464 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
7465 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
7466 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
7467 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
7469 (stack_vecs): New static variable.
7470 (vec_stack_p_reserve_exact_1): New function.
7471 (vec_stack_o_reserve_1): New static function.
7472 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
7473 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
7474 (vec_stack_free): New function.
7475 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
7476 (VEC_df_ref_stack_alloc): Define.
7477 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
7478 DEF_VEC_ALLOC_P_STACK.
7479 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
7480 (struct df_collection_rec): Change _vec fields to VEC. Remove
7482 (df_free_collection_rec): Adjust for new fields.
7483 (df_insn_rescan): Use new df_collection_rec fields.
7484 (df_notes_rescan, df_canonize_collection_rec): Likewise.
7485 (df_ref_create_structure, df_ref_record): Likewise.
7486 (df_get_conditional_uses, df_get_call_refs): Likewise.
7487 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
7488 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
7489 (df_record_exit_block_uses, df_bb_verify): Likewise.
7490 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
7491 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
7492 Remove count parameter. Change return type to void. Change all
7494 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
7495 Remove count parameter. Change return type to void. Change all
7497 (df_install_refs): Change old_vec parameter to VEC. Remove count
7498 parameter. Change all callers.
7499 (df_install_mws): Change old_vec parameter to VEC. Remove count
7500 parameter. Change all callers.
7501 (df_refs_verify): Change new_rec parameter to VEC. Change call
7503 (df_mws_verify): Likewise.
7505 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
7507 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
7509 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
7511 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
7513 2009-06-10 Anthony Green <green@moxielogic.com>
7515 * config/moxie/crti.asm: New file.
7516 * config/moxie/crtn.asm: New file.
7517 * config/moxie/moxie.c: New file.
7518 * config/moxie/moxie.h: New file.
7519 * config/moxie/sfp-machine.h: New file.
7520 * config/moxie/moxie-protos.h: New file.
7521 * config/moxie/t-moxie: Created.
7522 * config/moxie/t-moxie-softfp: Created.
7523 * config/moxie/moxie.md: Created.
7524 * config/moxie/constraints.md: Created.
7525 * config.gcc: Add moxie support.
7526 * doc/md.texi (Machine Constraints): Add moxie constraints.
7527 * doc/contrib.texi (Contributors): Mention moxie port.
7528 * doc/install.texi (Specific): Mention the moxie port.
7530 2009-06-09 Ian Lance Taylor <iant@google.com>
7532 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
7534 * optabs.c (optab_table): Only use designated initializers if
7535 HAVE_DESIGNATED_INITIALIZERS is defined.
7536 (convert_optab_table): Likewise.
7537 (init_optabs): Always call init_insn_codes if
7538 HAVE_DESIGNATED_INITIALIZERS is not defined.
7540 2009-06-09 Ian Lance Taylor <iant@google.com>
7542 * targhooks.c (default_builtin_vectorized_function): Change fn
7543 parameter to unsigned int.
7544 (default_builtin_vectorized_conversion): Change code parameter to
7546 (default_builtin_reciprocal): Change fn parameter to unsigned int.
7547 * targhooks.h: Update declarations.
7548 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
7549 parameter to unsigned int.
7551 * c-typeck.c (comptypes_check_enum_int): New static function.
7552 (comptypes_internal): Add enum_and_int_p parameter. Change all
7554 (comp_target_types): Add location parameter. Change all callers.
7555 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
7557 (function_types_compatible_p, type_lists_compatible_p): Likewise.
7558 (build_conditional_expr): Add colon_loc parameter. Change all
7560 (convert_for_assignment): Add location parameter. Change all callers.
7561 * c-parser.c (c_parser_conditional_expression): Pass location of
7562 colon to build_conditional_expr.
7563 * c-tree.h (build_conditional_expr): Update declaration.
7565 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7567 * graphite.c: Revert previous patch.
7569 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7572 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7574 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
7576 * tree-ssa-loop-prefetch.c
7577 (loop_prefetch_arrays): Fixed a portability problem in printf format
7580 2009-06-09 Martin Jambor <mjambor@suse.cz>
7582 PR tree-optimization/40351
7583 * tree-sra.c (propagate_subacesses_accross_link): Check that a
7584 refrence to a potential artifical subaccess can be constructed.
7586 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7588 * config/sh/sh-protos.h (sh_optimization_options): Declare.
7589 (sh_override_options): Likewise.
7590 * config/sh/sh.c: Include params.h.
7591 (sh_optimization_options): New.
7592 (sh_override_options): Likewise.
7593 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
7594 (OVERRIDE_OPTIONS): Use sh_override_options.
7596 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7598 * dwarf2out.c (emit_cfa_remember): New variable.
7599 (add_fde_cfi): If emit_cfa_remember, recurse to add
7600 DW_CFA_remember_state first.
7601 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
7602 instead just set emit_cfa_remember.
7604 2009-06-08 Jan Hubicka <jh@suse.cz>
7607 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
7609 2009-06-08 Jan Hubicka <jh@suse.cz>
7612 * cgraphunit.c (save_inline_function_body): Do not copy transform
7613 hooks for saved inline bodies.
7614 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
7617 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
7619 * jump.c (returnjump_p): Handle delayed branches. Add missing
7622 2009-06-08 Jan Hubicka <jh@suse.cz>
7625 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
7626 original node might've been modified.
7627 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
7629 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7631 * tree-object-size.c (addr_object_size): Add OSI argument.
7632 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
7633 (compute_builtin_object_size, expr_object_size): Adjust callers.
7634 (plus_stmt_object_size): Call addr_object_size instead of
7635 compute_builtin_object_size.
7637 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
7638 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7640 * tree-ssa-loop-prefetch.c
7641 (gather_memory_references): Introduced a counter for the number of
7643 (anything_to_prefetch_p): Introduced a counter for the number of
7645 (is_loop_prefetching_profitable): New function with a cost model
7647 (loop_prefetch_arrays): Use the new cost model to determine if
7648 prefetching is profitable.
7649 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
7650 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7651 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
7652 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7653 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
7654 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7656 2009-06-08 Michael Matz <matz@suse.de>
7659 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
7660 partitions use the same.
7661 (expand_one_var): Deal with DECL_RTL sometimes begin set also
7662 for basevars of SSA_NAMEs.
7663 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
7664 to not expand them twice.
7665 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
7668 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
7670 * common.opt (fcompare-debug=, fcompare-debug-second): New.
7671 (fdump-final-insns=, gtoggle): New.
7672 * doc/invoke.texi: Document them.
7673 * final.c (rest_of_clean_state): Dump final insn stream.
7674 * gcc.c (invoke_as): Hook in -fcompare-debug.
7675 (static_spec_functions): Add compare-debug-dump-opt,
7676 compare-debug-self-opt and compare-debug-auxbase-opt.
7677 (compare_debug, compare_debug_second, compare_debug_opt): New.
7678 (switches_debug_check, n_switches_debug_check): New.
7679 (debug_auxbase_opt, debug_check_temp_file): New.
7680 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7682 (do_self_spec): Handle arguments after switches.
7683 (do_spec_1): Add .gk extension to temp file basenames for compare.
7684 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7685 (cc1_options): Use it instead of normal auxbase computation for
7686 the second compare-debug compilation.
7687 (compare_files): New.
7688 (main): Set up and implement compare debug mode.
7689 (compare_debug_dump_opt_spec_function): New.
7690 (compare_debug_self_opt_spec_function): New.
7691 (compare_debug_auxbase_opt_spec_function): New.
7692 * toplev.c (process_options): Handle flag_gtoggle,
7693 flag_dump_final_insns.
7694 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7695 during -fcompare-debug-second compilation.
7697 2009-06-07 Ian Lance Taylor <iant@google.com>
7699 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7700 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7702 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7703 with no default node. Change warning with %H to warning_at.
7704 Don't clear warn_switch around case checking.
7705 * doc/invoke.texi (Warning Options): Clarify distinction between
7706 -Wswitch and -Wswitch-enum.
7708 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7710 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7712 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7714 * gbl-ctors.h: Add header guard.
7716 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7718 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7719 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7720 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7721 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7722 prototypes for removed functions.
7723 (expressions_equal_p): Move to ...
7724 * tree-ssa-sccvn.h: ... here and ...
7725 * matrix-reorg.c: ... adjust includes.
7727 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7729 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7731 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7733 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7734 (finish_function): Remove erroneous whitespace.
7736 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7738 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7739 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7741 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7743 * errors.c (internal_error): Commentary typo fix.
7744 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7745 * tree-ssa-pre.c: Ditto.
7747 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7749 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7750 them is supposed to hold actual statements.
7752 2009-06-06 Ian Lance Taylor <iant@google.com>
7754 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7755 empty statements can now have attributes.
7757 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7759 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7760 * config/mips/mips.md: Ditto.
7762 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7764 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7766 (__eabi_uconvert): Likewise.
7768 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7770 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7771 CFI_* definitions with IN_GCC.
7773 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7775 * xcoffout.h (xcoffout_source_line): Update prototype.
7777 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7779 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7780 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7782 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7785 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7786 inlined_function_outer_scope_p blocks for artificial inlines
7788 * tree.c (tree_nonartificial_location): Rewrite using
7789 block_nonartificial_location.
7791 2009-06-05 Revital Eres <eres@il.ibm.com>
7792 Leehod Baruch <leehod@il.ibm.com>
7794 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7795 (expand_expr_real_1): Remove comment.
7796 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7797 Vectorize misaligned access when the target supports it.
7798 (vect_supportable_dr_alignment): Check for unaligned access support.
7799 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7802 2009-06-05 Julian Brown <julian@codesourcery.com>
7804 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7805 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7807 2009-06-05 Richard Guenther <rguenther@suse.de>
7810 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7813 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7815 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7816 (save_gprs): Don't tell unwinder when a global register is saved.
7817 (s390_emit_epilogue): Emit needed epilogue unwind info.
7819 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7821 * dwarf2out.c (deferred_asm_name): New.
7822 (add_name_and_src_coords_attributes): Defer creation of
7823 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7825 (move_linkage_attr): New.
7826 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7829 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7831 * tree-nested.c (finalize_nesting_tree_1): Declare the
7832 frame_decl in the binding tree.
7834 2009-06-04 Cary Coutant <ccoutant@google.com>
7836 * basic-block.h (struct basic_block_def): Add discriminator field.
7837 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7839 * debug.c (do_nothing_debug_hooks): Add additional entry.
7840 (debug_nothing_int_charstar_int): New function.
7841 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7842 (debug_nothing_int_charstar_int): New declaration.
7843 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7844 discriminator value in .loc directive.
7845 * final.c (last_discriminator): New variable.
7846 (discriminator): New variable.
7847 (final_start_function): Initialize above variables, pass current
7848 discriminator to debug hook.
7849 (notice_source_line): Check for discriminator change.
7850 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7851 * sdbout.c (sdbout_source_line): New parameter.
7852 * tree-cfg.c (struct locus_discrim_map): New structure type.
7853 (discriminator_per_locus): New hash table.
7854 (build_gimple_cfg): Allocate and free discriminator hash table.
7855 (make_edges): Call assign_discriminator.
7856 (locus_map_hash): New function.
7857 (locus_map_eq): New function.
7858 (next_discriminator_for_locus): New function.
7859 (same_line_p): New function.
7860 (assign_discriminator): New function.
7861 (make_cond_expr_edges): Call assign_discriminator.
7862 (make_gimple_switch_edges): Likewise.
7863 (first_non_label_stmt): New function.
7864 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7866 * xcoffout.c (xcoffout_source_line): Add new parameter.
7868 * configure.ac (gcc_cv_as_discriminator): New configury check for
7869 gas support for discriminator.
7870 * configure: Regenerate.
7871 * config.in: Regenerate.
7873 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7875 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7876 val after checking for integers.
7878 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7880 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7882 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7883 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7884 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7885 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7886 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7887 X64_SSE_REGPARM_MAX.
7888 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7889 X64_SSE_REGPARM_MAX.
7891 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7893 * gcc.c (report_times_to_file): New.
7894 (execute): Implement it.
7895 (process_command): Support -time=.
7896 * doc/invoke.texi: Document it.
7898 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7900 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7901 that have value exprs.
7903 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7905 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7906 declarations for constants until...
7907 (dw2_output_indirect_constant_1): ... this point.
7909 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7912 * arm.md (arm_addsi3): Don't try to split an add with an
7913 eliminable register until after reload has completed.
7915 2009-06-03 Ian Lance Taylor <iant@google.com>
7917 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7918 * genattrtab.c (write_length_unit_log): Likewise.
7919 * genchecksum.c (dosum): Likewise.
7920 * gengtype.c (write_rtx_next): Likewise.
7921 (finish_root_table, write_roots): Likewise.
7922 * gimple.c (gimple_ops_offset_): Likewise.
7923 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7924 * config/arc/arc.c (arc_attribute_table): Likewise.
7925 * config/arm/arm.c (arm_attribute_table): Likewise.
7926 * config/avr/avr.c (avr_attribute_table): Likewise.
7927 * config/crx/crx.c (crx_attribute_table): Likewise.
7928 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7929 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7930 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7931 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7932 * config/sh/sh.c (sh_attribute_table): Likewise.
7933 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7934 * config/spu/spu.c (spu_attribute_table): Likewise.
7935 * config/v850/v850.c (v850_attribute_table): Likewise.
7937 * config/alpha/alpha.c (vms_attribute_table): Make static.
7938 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7939 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7940 * config/mips/mips.c (mips_attribute_table): Likewise.
7942 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7944 (cc1-checksum.o): Likewise.
7946 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7948 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7950 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7952 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7953 insn if it is changing sp. Use gen_add3_insn instead of
7954 conditionally gen_addsi3 and gen_adddi3.
7955 (offset_below_red_zone_p): New static inline function.
7956 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7957 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7958 * config/rs6000/ppc-asm.h: Include auto-host.h.
7959 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7960 CFI_RESTORE): Define.
7961 * config/rs6000/crtresxgpr.asm: Add unwind info.
7962 * config/rs6000/crtresxfpr.asm: Likewise.
7963 * config/rs6000/crtresgpr.asm: Likewise.
7964 * config/rs6000/crtresfpr.asm: Likewise.
7965 * config/rs6000/crtsavgpr.asm: Likewise.
7966 * config/rs6000/crtsavfpr.asm: Likewise.
7968 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7969 argument of DWARF2_FRAME_REG_OUT macros.
7971 2009-06-03 Julian Brown <julian@codesourcery.com>
7973 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7974 words or less (including TImode) in core registers.
7976 2009-06-03 Richard Guenther <rguenther@suse.de>
7979 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7981 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7983 * statistics.c (statistics_counter_event): Do not record event
7984 in pass dump if its number == -1.
7985 (curr_statistics_hash): Add assert that we never get passes
7986 with static number == -1.
7988 2009-06-03 Richard Guenther <rguenther@suse.de>
7989 Andrey Belevantsev <abel@ispras.ru>
7991 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7992 non-BLKmode arrays addressable.
7994 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7996 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7997 * config/m68k/m68k.h: ... here.
7998 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
8001 2009-06-03 Martin Jambor <mjambor@suse.cz>
8003 PR tree-optimization/40323
8004 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
8007 2009-06-03 Richard Guenther <rguenther@suse.de>
8009 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
8012 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
8014 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8015 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
8016 JUMP_TABLE_DATA_P where applicable.
8017 * config/sh/sh.c: Ditto.
8018 * config/sh/sh.h: Ditto.
8019 * config/sh/sh.md: Ditto.
8020 * config/sh/symbian.c: Ditto.
8022 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
8024 * config/i386/driver-i386.c (describe_cache): Optimize
8025 concatenation of strings. Use snprintf instead of sprintf.
8026 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
8027 target when not compiling with GCC.
8029 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
8031 * config/sh/sh.c: Revert last change.
8032 (sh_expand_epilogue): Emit a blockage insn before the frame
8033 pointer adjustment unconditionally.
8035 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8037 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
8038 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
8039 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
8040 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
8041 to COLLECT_GCC_OPTIONS.
8043 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8045 * collect2.c (target_system_root): New variable.
8046 (main): Handle --sysroot=.
8047 (ignore_library): Strip the sysroot from the library path.
8049 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8051 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
8052 (collect2.o): Depend on collect2-aix.h.
8053 (collect2-aix.o): New rule.
8054 * collect2-aix.h: New file.
8055 * collect2-aix.c: Likewise.
8056 * collect2.c: Include collect2-aix.h. Don't undefine
8057 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
8058 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
8059 Use TARGET_AIX_VERSION instead of _AIX51.
8060 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
8061 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
8062 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
8063 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
8064 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
8066 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8068 * collect2.c (ignore_library): Avoid premature post-increment
8071 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8073 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
8074 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
8075 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
8076 CROSS_DIRECTORY_STRUCTURE too.
8077 (LINK_LIBG_SPEC): Likewise.
8078 (LIB_SPEC): Add %R to sysroot paths.
8079 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
8080 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
8081 * config/rs6000/aix51.h: As for aix43.h.
8082 * config/rs6000/aix52.h: Likewise.
8083 * config/rs6000/aix53.h: Likewise.
8084 * config/rs6000/aix61.h: Likewise.
8085 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
8086 to the beginning of sysroot paths.
8088 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8090 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
8091 INSN_LISTs that are out of the REG_NOTE range.
8093 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8095 * loop-unroll.c (struct iv_to_split): Add pointer to next.
8096 (struct var_to_expand): Likewise.
8097 (struct opt_info): Add head and tail for linked lists of the above.
8098 (analyze_insn_to_expand_var): Initialize next.
8099 (analyze_iv_to_split_insn): Likewise.
8100 (analyze_insns_in_loop): Create linked lists.
8101 (allocate_basic_variable): Simplify for use without hash table.
8102 (insert_var_expansion_initialization): Likewise, make it type-safer.
8103 (combine_var_copies_in_loop_exit): Likewise.
8104 (apply_opt_in_copies): Walk lists rather than hash tables.
8105 (release_var_copies): Simplified and inlined by hand into...
8106 (free_opt_info): ... this function.
8108 2009-06-02 Richard Guenther <rguenther@suse.de>
8110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
8113 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8115 * cfgexpand.c (gimple_expand_cfg): Discard the source location
8116 only for builtins that are not overridden.
8118 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8120 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
8123 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8125 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
8127 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8129 * combine.c (move_deaths): Compare LUIDs within the same BB only.
8131 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8133 * common.opt (fdump-unnumbered-links): New.
8134 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
8135 * print-rtl.c (flag_dump_unnumbered_links): New.
8136 (print_rtx): Test it.
8138 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
8140 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
8141 push/pop multiple to 8-byte alignment.
8143 2009-06-01 Jakub Jelinek <jakub@redhat.com>
8145 * config/i386/i386.c (queued_cfa_restores): New static variable.
8146 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
8148 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
8149 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
8150 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
8151 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
8152 note unconditionally.
8153 (ix86_emit_restore_regs_using_mov): Likewise.
8154 (ix86_emit_restore_sse_regs_using_mov): Likewise.
8155 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
8156 it through to ix86_emit_restore_reg_using_pop.
8157 (ix86_emit_leave): Add RED_OFFSET argument. Call
8158 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
8159 instead of adding REG_CFA_OFFSET note unconditionally.
8160 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
8161 the above functions. Call ix86_add_queued_cfa_restore_notes when
8164 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
8165 force output of the label even for dwarf2out_do_cfi_asm.
8166 (add_fde_cfi): If -g2 and above and cfi might change CFA,
8167 force creation of CFI label and chain DW_CFA_set_loc jumping to it
8168 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
8170 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
8171 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
8172 dwarf2out_cfi_label callers.
8173 * tree.h (dwarf2out_cfi_label): Adjust prototype.
8174 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
8175 Adjust dwarf2out_cfi_label callers.
8176 * config/vax/vax.c (vax_output_function_prologue): Likewise.
8178 * config/i386/i386.h (struct machine_cfa_state,
8179 struct machine_function): Guard with ifndef USED_FOR_TARGET
8180 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
8183 * emutls.c (__emutls_get_address): Change arr->size to mean number
8184 of allocated arr->data entries instead of # of slots + 1.
8187 * recog.c (peep2_reinit_state): New function.
8188 (peephole2_init_state): Use it at the end of a basic block and also
8189 when seeing a RTX_FRAME_RELATED_P insn.
8191 2009-06-01 Steve Ellcey <sje@cup.hp.com>
8193 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
8194 fixuns_truncrfdi2): New.
8195 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
8196 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
8197 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
8198 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
8199 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
8200 *recip_approx): Remove.
8201 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
8202 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
8203 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
8205 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
8208 2009-06-01 Ian Lance Taylor <iant@google.com>
8210 * attribs.c (register_attribute): Use CONST_CAST.
8211 * collect2.c (main): Use CONST_CAST2.
8212 (scan_prog_file): Likewise.
8213 * gcc.c (process_command, main): Likewise.
8214 * toplev.c (toplev_main): Likewise.
8216 * c-typeck.c (handle_warn_cast_qual): New static function,
8217 partially broken out of build_c_cast.
8218 (build_c_cast): Call handle_warn_cast_qual.
8219 * doc/invoke.texi (Warning Options): Document new effect of
8222 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
8224 * diagnostic.c (diagnostic_build_prefix): Always print columns.
8225 (diagnostic_report_current_module): Print columns.
8226 * common.opt (flag_show_column): Enable by default.
8228 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
8230 * alias.c (find_base_term): Check for NULL term before returning.
8232 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8234 Revert due to PR40320:
8235 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8236 * calls.c (emit_library_call_value_1): Don't force_operand for move
8239 2009-06-01 Olivier Hainque <hainque@adacore.com>
8240 Eric Botcazou <ebotcazou@adacore.com>
8242 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
8243 to be processed as a bitfield for constructor output purposes.
8244 * output.h (initializer_constant_valid_for_bitfield_p): Declare
8246 * varasm.c (oc_local_state): New type, output_constructor
8247 local state to support communication with helpers.
8248 (oc_outer_state): New type, output_constructor outer state of
8249 relevance in recursive calls.
8250 (output_constructor_array_range): New output_constructor helper,
8251 extracted code for an array range element.
8252 (output_constructor_regular_field): New output_constructor helper,
8253 extracted code for an element that is not a bitfield.
8254 (output_constructor_bitfield): New output_constructor helper,
8255 extracted code for a bitfield element. Accept an OUTER state
8256 argument for recursive processing. Recurse on record or array
8257 CONSTRUCTOR values, possibly past noop conversions.
8258 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
8259 VALUE is a valid constant-valued expression for use in a static
8260 bit-field initializer.
8261 (output_constructor): Rework to use helpers. Accept and honor an
8262 OUTER state argument for recursive calls. Return total size. Be
8263 prepared for nested constructors initializing bitfields.
8264 (output_constant): Feed OUTER in calls to output_constructor.
8266 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8268 * calls.c (emit_library_call_value_1): Don't force_operand for move
8271 2009-06-01 Nick Clifton <nickc@redhat.com>
8273 * doc/invoke.texi (IA-64 Options): Fix typo.
8275 2009-06-01 Ira Rosen <irar@il.ibm.com>
8277 PR tree-optimization/39129
8278 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
8280 (vect_do_peeling_for_loop_bound): Use
8281 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8282 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8283 (vect_loop_versioning): Likewise.
8284 (vect_create_cond_for_alias_checks): Fix indentation.
8285 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
8287 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
8288 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
8289 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
8290 "control flow in loop".
8291 (vect_estimate_min_profitable_iters): Use
8292 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8293 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8294 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
8295 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
8296 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
8297 statement belongs to a group of strided accesses with the exact code
8299 (vectorizable_load): Likewise.
8300 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
8301 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8303 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
8305 * config/freebsd-stdint.h: New file.
8306 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
8307 Add freebsd-stdint.h to tm_file.
8309 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
8311 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
8312 (thumb2_extendhidi2): Likewise.
8314 2009-05-31 Ian Lance Taylor <iant@google.com>
8316 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
8318 2009-05-31 Ian Lance Taylor <iant@google.com>
8320 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
8321 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
8322 (ipa-reference.o): Depend upon gt-ipa-reference.h.
8324 2009-05-31 Jason Merrill <jason@redhat.com>
8326 * tree-pretty-print.c (print_call_name): Take the callee, not the
8327 call itself. Make non-static. Use dump_function_name for functions.
8328 (dump_generic_node): Adjust.
8329 * diagnostic.h: Declare print_call_name.
8330 * gimple-pretty-print.c (dump_gimple_call): Use it.
8332 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8334 * config/sh/sh.md (ashldi3_std): New define_expand.
8337 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8340 * config/sh/sh.c: Include debug.h.
8341 (sh_expand_epilogue): Emit a blockage insn before the frame
8342 pointer adjustment also when dwarf2out_do_frame returns true.
8344 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
8346 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
8347 (thumb2_extendqidi2): New pattern.
8349 2009-05-31 Ira Rosen <irar@il.ibm.com>
8351 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
8352 mark phis for renaming.
8353 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
8354 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
8355 Call mark_sym_for_renaming.
8356 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
8357 * tree-vect-loop.c (vect_transform_loop): Remove
8358 vect_memsyms_to_rename initialization and a call to
8359 mark_set_for_renaming.
8361 2009-05-31 Jakub Jelinek <jakub@redhat.com>
8364 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
8365 frame related even if !set_cfa && style < 0.
8367 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
8369 * config/i386/mingw-tls.c: New file.
8370 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
8371 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
8372 defining _WIN32 but not __CYGWIN__.
8374 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8376 * configure.ac: Add MPC support.
8378 * config.in, configure: Regenerate.
8380 2009-05-29 Richard Henderson <rth@redhat.com>
8382 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
8383 NOTE_INSN_BASIC_BLOCK.
8384 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
8385 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
8386 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
8388 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
8390 (add_cfi): Disable check redefining cfa away from drap.
8391 (lookup_cfa_1): Add remember argument; handle remember/restore.
8392 (lookup_cfa): Pass remember argument.
8393 (cfa_remember): New.
8394 (compute_barrier_args_size_1): Remove sibcall check.
8395 (dwarf2out_frame_debug_def_cfa): New.
8396 (dwarf2out_frame_debug_adjust_cfa): New.
8397 (dwarf2out_frame_debug_cfa_offset): New.
8398 (dwarf2out_frame_debug_cfa_register): New.
8399 (dwarf2out_frame_debug_cfa_restore): New.
8400 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
8401 (dwarf2out_begin_epilogue): New.
8402 (dwarf2out_frame_debug_restore_state): New.
8403 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
8404 DW_CFA_restore_state.
8405 (output_cfi_directive): Likewise.
8406 (convert_cfa_to_fb_loc_list): Likewise.
8407 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
8408 * dwarf2out.h: Update.
8409 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
8410 (copy_insn_1): Early out for null.
8411 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
8412 and dwarf2out_frame_debug_restore_state.
8413 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
8414 (prologue_insn_hash, epilogue_insn_hash): New.
8415 (free_after_compilation): Adjust freeing accordingly.
8416 (record_insns): Create hash table if needed; push insns into
8417 hash instead of array.
8418 (maybe_copy_epilogue_insn): New.
8419 (contains): Search hash table instead of array.
8420 (sibcall_epilogue_contains): Remove.
8421 (thread_prologue_and_epilogue_insns): Split eh_return insns
8422 and mark them as epilogues.
8423 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
8424 scanning in terms of basic blocks.
8425 * insn-notes.def (CFA_RESTORE_STATE): New.
8426 * jump.c (returnjump_p_1): Accept EH_RETURN.
8427 (eh_returnjump_p_1, eh_returnjump_p): New.
8428 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
8429 CFA_REGISTER, CFA_RESTORE): New.
8430 * rtl.def (EH_RETURN): New.
8431 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
8433 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
8434 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
8436 * config/i386/i386.c (gen_push): Update cfa state.
8437 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
8438 add a CFA_ADJUST_CFA note.
8439 (ix86_dwarf_handle_frame_unspec): Remove.
8440 (ix86_expand_prologue): Update cfa state.
8441 (ix86_emit_restore_reg_using_pop): New.
8442 (ix86_emit_restore_regs_using_pop): New.
8443 (ix86_emit_leave): New.
8444 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
8445 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
8446 * config/i386/i386.h (struct machine_cfa_state): New.
8447 (ix86_cfa_state): New.
8448 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
8449 (eh_return_internal): Merge from eh_return_<mode>,
8450 use eh_return rtx, split w/ epilogue.
8452 2009-05-29 Ian Lance Taylor <iant@google.com>
8454 * builtins.c (validate_gimple_arglist): Don't use va_arg with
8456 * calls.c (emit_library_call_value_1): Likewise.
8458 * c-typeck.c (c_build_va_arg): New function.
8459 * c-tree.h (c_build_va_arg): Declare.
8460 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
8461 instead of build_va_arg.
8463 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
8465 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
8466 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
8467 (ptr_difference_cost): Use affine combinations to compute it.
8468 (difference_cost): Likewise.
8469 (get_computation_cost_at): Compute more accurate cost for addresses
8470 if the ratio is a multiplier allowed in addresses.
8471 For non-addresses, consider that an additional offset or symbol is
8474 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8476 * config/i386/i386.c (ix86_decompose_address): Avoid useless
8477 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
8479 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
8480 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
8481 (prefix_rex): For UNIT_MMX don't imply the prefix by default
8483 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
8484 to 1 for TYPE_SSE{IADD1,CVT1}.
8485 (prefix_vex_imm8): Removed.
8486 (length_vex): Only pass 1 as second argument to
8487 ix86_attr_length_vex_default if prefix_extra is 0.
8488 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
8489 (length): For prefix vex computation use length_immediate
8490 attribute instead of prefix_vex_imm8.
8491 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
8492 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
8493 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
8494 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
8495 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
8496 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
8497 a space in between the operands.
8498 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
8499 if one operand is 0xff and the other one si, di, bp or sp.
8500 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
8501 other one si, di, bp or sp.
8502 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
8503 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
8504 type and mode attributes.
8505 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
8506 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
8507 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
8508 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
8509 prefix_data16 attribute iff MODE_DF.
8510 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
8511 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
8512 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
8513 constm128_operand in length_immediate computation.
8514 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
8515 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
8516 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
8517 length_immediate attribute to 1.
8518 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
8519 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
8520 for certain alternatives.
8521 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
8522 prefix_data16 attribute if MODE_V1DF.
8523 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
8524 length_immediate to 1.
8525 (set_got_rex64, set_rip_rex64): Remove length attribute, set
8526 length_address to 4, set mode attribute to MODE_DI.
8527 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
8528 (fxam<mode>2_i387): Set length attribute to 4.
8529 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
8530 *prefetch_3dnow_rex): Override length_address attribute.
8531 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
8533 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
8534 (constm128_operand): Removed.
8535 * config/i386/i386.c (memory_address_length): For
8536 disp && !index && !base in 64-bit mode account for SIB byte if
8537 print_operand_address can't optimize disp32 into disp32(%rip)
8538 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
8539 for fs: or gs: segment.
8540 (ix86_attr_length_immediate_default): When checking if shortform
8541 is possible, truncate immediate to the length of the non-shortened
8543 (ix86_attr_length_address_default): Ignore MEM_P operands
8545 (ix86_attr_length_vex_default): Only check for DImode on
8546 GENERAL_REG_P operands.
8547 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
8548 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
8549 (sse_cvttps2pi): Clear prefix_rep attribute.
8550 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
8552 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
8553 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
8554 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
8555 iff operand 2 is const_int_operand.
8556 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
8557 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
8558 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
8560 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
8562 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
8563 prefix_data16 attribute for movlpd and movhpd instructions.
8564 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
8565 length_immediate for shufpd instruction.
8566 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
8567 (avx_cmpp<avxmodesuffixf2c><mode>3,
8568 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
8569 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
8570 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
8571 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
8572 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
8573 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
8574 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
8575 prefix_data16 attribute for the first alternative to 1.
8576 (*avx_loadlps): Override length_immediate for the first alternative.
8577 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
8578 attributes for second alternative.
8579 (*vec_concatv2sf_sse4_1): Override length_immediate and
8580 prefix_data16 attributes for second alternative.
8581 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
8582 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
8583 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
8584 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
8585 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
8586 prefix_data16 and length_immediate to 1.
8587 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
8589 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
8590 prefix_extra attribute for variants that don't have 0f prefix alone.
8591 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
8592 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
8593 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
8594 *sse4_1_pextrd): Set length_immediate to 1.
8595 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
8596 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
8598 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
8599 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
8600 length_immediate to 1 for second alternative.
8601 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
8602 prefix_extra and length_immediate attributes for the first
8604 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
8606 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
8607 to 1 for the first and third alternative.
8608 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
8610 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
8612 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
8614 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
8615 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
8616 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
8617 *avx_psign<mode>3): Set prefix_extra attribute to 1.
8618 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
8619 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
8620 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
8621 ssse3_psign<mode>3): Override prefix_rex attribute.
8622 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
8623 (ssse3_palignrti): Override length_immediate to 1.
8624 (ssse3_palignrdi): Override length_immediate to 1, override
8625 prefix_rex attribute.
8626 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
8627 (sse4a_extrqi): Override length_immediate to 2.
8628 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
8629 (sse4a_insertq): Override prefix_data16 to 0.
8630 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
8631 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
8632 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
8633 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
8634 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
8635 and length_immediate to 1.
8636 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
8637 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
8638 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
8639 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
8640 and length_immediate to 1.
8641 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
8642 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
8643 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
8644 avx_ptest256): Override prefix_extra to 1.
8645 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
8646 Override prefix_data16 and length_immediate to 1.
8647 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
8648 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
8649 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
8650 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
8651 prefix_data16 to 0 and prefix_extra to 2.
8652 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
8653 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
8655 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
8656 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
8657 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
8658 and prefix_extra to 2.
8659 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
8660 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
8661 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
8662 avx_vpermilvar<mode>3,
8663 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
8664 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
8665 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
8666 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
8667 Override prefix_extra to 1.
8668 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
8669 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
8670 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
8671 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
8672 prefix_extra and length_immediate to 1.
8673 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8675 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8676 to 1 for the first alternative.
8677 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8678 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8680 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8681 *movv2sf_internal_avx, *movv2sf_internal): Override
8682 prefix_rep attribute for certain alternatives.
8683 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8684 attributes for certain alternatives.
8685 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8686 attributes for certain alternatives.
8687 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8688 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8689 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8690 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8691 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8692 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8693 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8694 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8695 length_immediate to 1 if operand 2 is const_int_operand.
8696 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8697 *vec_extractv2si_1): Set length_immediate attribute to 1.
8698 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8699 using old 3DNOW insn rather than SSE/3DNOW_A.
8700 (mmx_emms, mmx_femms): Clear modrm attribute.
8702 2009-05-29 Martin Jambor <mjambor@suse.cz>
8704 * tree-sra.c: New implementation of SRA.
8706 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8707 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8708 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8709 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8710 (SRA_MAX_STRUCTURE_COUNT): Removed.
8711 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8712 * doc/invoke.texi (sra-max-structure-size): Removed.
8713 (sra-field-structure-ratio): Removed.
8715 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8718 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8721 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8723 PR rtl-optimization/40101
8724 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8725 seqno. Adjust comment.
8726 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8727 inserting bookkeeping before a jump, the jump is not scheduled.
8728 When no positive seqno found, provide a value. Add comment.
8730 2009-05-29 Richard Guenther <rguenther@suse.de>
8732 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8733 short-cutting on the first component.
8735 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8738 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8739 for trees other than decls/types.
8741 2009-05-29 Richard Guenther <rguenther@suse.de>
8743 * tree-ssa-operands.c (get_expr_operands): Do not handle
8744 INDIRECT_REFs in the handled-component case. Remove
8745 unused get_ref_base_and_extent case.
8746 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8747 tree_low_cst and host_integerp where possible.
8748 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8749 codes for equivalence.
8750 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8752 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8754 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8755 to tmake_file for i[34567]86-*-cygwin*.
8757 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8760 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8761 (altivec_categorize_keyword, init_vector_keywords,
8762 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8765 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8767 * tree.c (handle_dll_attribute): Check if node is
8768 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8770 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8772 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8774 (thumb2_zero_extendqidi2): Likewise.
8776 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8778 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8779 instead of gen_movrt.
8780 * config/sh/sh.md (movrt): Remove.
8782 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8784 * doc/invoke.texi (IA-64 Options):
8785 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8786 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8787 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8788 -msched-prefer-non-control-spec-insns,
8789 -msched-stop-bits-after-every-cycle,
8790 -msched-count-spec-in-critical-path,
8791 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8792 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8793 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8794 and -msched-spec-verbose.
8796 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8798 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8799 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8801 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8803 2009-05-28 Richard Guenther <rguenther@suse.de>
8805 * tree-ssa-alias.c (ao_ref_init): New function.
8806 (ao_ref_base): Likewise.
8807 (ao_ref_base_alias_set): Likewise.
8808 (ao_ref_alias_set): Likewise.
8809 (refs_may_alias_p_1): Change signature.
8810 (refs_may_alias_p): Adjust.
8811 (refs_anti_dependent_p): Likewise.
8812 (refs_output_dependent_p): Likewise.
8813 (call_may_clobber_ref_p_1): Change signature.
8814 (call_may_clobber_ref_p): Adjust.
8815 (stmt_may_clobber_ref_p_1): New function split out from ...
8816 (stmt_may_clobber_ref_p): ... here.
8817 (maybe_skip_until): Adjust signature.
8818 (get_continuation_for_phi): Likewise.
8819 (walk_non_aliased_vuses): Likewise.
8820 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8821 (ao_ref_init): Declare.
8822 (ao_ref_base): Likewise.
8823 (ao_ref_alias_set): Likewise.
8824 (stmt_may_clobber_ref_p_1): Likewise.
8825 (walk_non_aliased_vuses): Adjust.
8826 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8827 (get_ref_from_reference_ops): remove.
8828 (vn_reference_lookup_2): Adjust signature.
8829 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8830 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8831 (vn_reference_lookup): Adjust.
8832 (vn_reference_insert): Likewise.
8833 (vn_reference_insert_pieces): Adjust signature.
8834 (visit_reference_op_call): Adjust.
8835 * tree-ssa-pre.c (get_expr_type): Simplify.
8836 (phi_translate_1): Adjust.
8837 (compute_avail): Likewise.
8838 (translate_vuse_through_block): Do not re-build trees.
8839 (value_dies_in_block_x): Likewise.
8840 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8842 (vn_reference_lookup_pieces): Adjust declaration.
8843 (vn_reference_insert_pieces): Likewise.
8845 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8847 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8848 with checking disabled.
8850 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8854 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8855 macro definition for support of three-operand format aligned
8856 .comm directive in assembler on cygwin/pe/mingw target OS.
8857 * configure: Regenerate.
8858 * config.h: Regenerate.
8860 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8861 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8862 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8864 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8865 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8867 2009-05-28 Ira Rosen <irar@il.ibm.com>
8869 PR tree-optimization/40254
8870 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8871 in analysis of basic blocks.
8873 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8876 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8877 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8878 (TARGET_INITIALIZER): Use it.
8879 * cse.c (CHEAPER): Move it up to the other macros.
8880 (insert): Rename this ...
8881 (insert_with_costs): ... to this. Add cost parameters. Update
8883 (insert): New function. Call insert_with_costs.
8884 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8885 find_reg_offset_for_const, try_const_anchors): New functions.
8886 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8887 when using a const-anchor. Call insert_const_anchors.
8888 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8889 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8891 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8893 * tree-inline.c (remap_decls): Enable nonlocalized variables
8894 when not optimizing.
8896 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8898 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8899 Simplify other tests involving optimize.
8901 2009-05-27 Tom Tromey <tromey@redhat.com>
8903 * unwind-dw2.c (_Unwind_DebugHook): New function.
8904 (uw_install_context): Call _Unwind_DebugHook.
8906 2009-05-27 Tom Tromey <tromey@redhat.com>
8908 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8910 2009-05-27 Ian Lance Taylor <iant@google.com>
8912 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8913 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8914 (ALL_LINKERFLAGS): Define.
8915 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8916 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8917 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8918 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8919 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8920 $(LINKER_FOR_BUILD).
8921 (build/gcov-iov$(build_exeext)): Likewise.
8923 2009-05-27 Julian Brown <julian@codesourcery.com>
8925 * gcse.c (target.h): Include.
8926 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8927 copy of argument to a pseudo register.
8929 2009-05-27 Diego Novillo <dnovillo@google.com>
8931 * tree-ssa-live.c (dump_scope_block): Document arguments.
8932 (dump_scope_blocks): Document.
8933 (debug_scope_blocks): New.
8934 * tree-flow.h (debug_scope_blocks): Declare.
8936 2009-05-21 Denis Chertykov <denisc@overta.ru>
8938 * doc/contrib.texi (Contributors): Add myself to the list.
8940 2009-05-27 Olivier Hainque <hainque@adacore.com>
8942 * expr.c (target_align): New function. Alignment the TARGET of an
8943 assignment may be assume to have.
8944 (highest_pow2_factor_for_target): Use it instead of relying on
8945 immediate tree attributes of TARGET, not necessarily honored when
8946 intermediate bitfields are involved.
8948 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8951 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8952 AVX, SSE4, AES, PCLMUL and POPCNT.
8954 2009-05-27 Diego Novillo <dnovillo@google.com>
8956 * tree-pretty-print.c (dump_location): New.
8957 (dump_generic_node): Call it.
8958 Factor code to handle BLOCK nodes ...
8959 (dump_block_node): ... here.
8961 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8963 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8965 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8967 * gcc-plugin.h: Include config.h and system.h.
8968 (IN_GCC): Define if not defined.
8970 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8973 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8976 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8978 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8980 * config/m32r/m32r.h: Ditto.
8981 * config/m32r/m32r.md: Ditto.
8982 * config/m32r/predicates.md: Ditto.
8984 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8986 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8988 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8991 (Loading plugins): typo.
8992 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8993 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8994 (Interacting with the GCC Garbage Collector): Added new section.
8995 (Giving information about a plugin): Added new section for
8997 * ggc.h (ggc_register_root_tab): Added declaration.
8998 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8999 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
9000 (register_callback): Improved comment in declaration.
9001 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
9002 (extra_root_vec) Added static variable for dynamic roots registration.
9003 (ggc_register_root_tab) Added new routine.
9004 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
9005 PLUGIN_GGC_MARKING event.
9006 * ggc-zone.c: Include plugin.h.
9007 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
9008 * ggc-page.c: Include plugin.h.
9009 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
9010 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
9011 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
9012 (register_callback): check lack of callbacks for
9013 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
9014 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
9015 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
9016 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
9017 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
9018 dependency on plugin.h.
9019 (plugin.o): Added dependency on ggc.h...
9021 2009-05-26 Richard Guenther <rguenther@suse.de>
9025 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9026 with mismatched comparison modes.
9028 * expr.c (expand_expr_real_1): Expand the operand of a
9029 VIEW_CONVERT_EXPR in its natural mode.
9031 2009-05-26 Ian Lance Taylor <iant@google.com>
9033 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
9034 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
9035 (ALL_COMPILERFLAGS): Define.
9036 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
9037 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
9038 (collect2$(exeext), collect2.o): Likewise.
9039 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
9040 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
9041 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
9042 (libbackend.o, intl.o, cppdefault.o): Likewise.
9043 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
9044 (build/%.o): Use $(COMPILER_FOR_BUILD).
9045 (build/gen%$(build_exeext)): Likewise.
9046 (build/gcov-iov$(build_exeext)): LIkewise.
9047 * config/t-darwin (darwin.o): Use $(COMPILER).
9048 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
9049 * config/t-sol2 (sol2-c.o): Likewise.
9051 * config/t-vxworks (vxworks.o): Likewise.
9052 * config/x-darwin (host-darwin.o): Likewise.
9053 * config/x-hpux (host-hpux.o): Likewise.
9054 * config/x-linux (host-linux.o): Likewise.
9055 * config/x-solaris (host-solaris.o): Likewise.
9056 * config/alpha/x-alpha (driver-alpha.o): Likewise.
9057 * config/arm/t-arm (arm-c.o): Likewise.
9058 * config/arm/t-pe (pe.o): Likewise.
9059 * config/arm/t-wince-pe (pe.o): Likewise.
9060 * config/i386/t-cygming (winnt.o): Likewise.
9061 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
9062 * config/i386/t-cygwin (cygwin1.o): Likewise.
9063 (cygwin2.o): Likewise.
9064 * config/i386/t-i386 (i386-c.o): Likewise.
9065 * config/i386/t-interix (winnt.o): Likewise.
9066 * config/i386/t-netware (netware.o): Likewise.
9067 * config/i386/t-nwld (nwld.o): Likewise.
9068 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
9069 * config/i386/x-i386 (driver-i386.o): Likewise.
9070 * config/i386/x-cygwin (host-cygwin.o): Likewise.
9071 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
9072 * config/ia64/t-ia64 (ia64-c.o): Likewise.
9073 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
9074 * config/mips/x-native (driver-native.o): Likewise.
9075 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
9076 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
9077 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
9078 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
9079 * config/score/t-score-elf (score7.o): Likewise.
9080 (score3.o): Likewise.
9081 * config/sh/t-sh (sh-c.o): Likewise.
9082 * config/sh/t-symbian (sh-c.o): Likewise.
9083 (symbian.o): Likewise.
9084 * config/spu/t-spu-elf (spu-c.o): Likewise.
9085 * config/v850/t-v850 (v850-c.o): Likewise.
9086 * config/v850/t-v850e (v850-c.o): Likewise.
9088 2009-05-26 Richard Guenther <rguenther@suse.de>
9090 PR tree-optimization/40122
9091 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
9092 VECTOR_CSTs if possible.
9093 (fold_gimple_assign): Likewise.
9095 2009-05-26 Richard Guenther <rguenther@suse.de>
9098 * fold-const.c (fold_binary): Use the correct types for building
9101 2009-05-26 Richard Guenther <rguenther@suse.de>
9103 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
9104 redundant calls to merge_alias_info.
9105 (bump_vector_ptr): Likewise.
9106 * tree-ssa-copy.c (merge_alias_info): Remove.
9107 (replace_exp_1): Remove call to merge_alias_info.
9108 (propagate_tree_value): Likewise.
9109 (fini_copy_prop): Propagate points-to info.
9110 * tree-flow.h (merge_alias_info): Remove.
9112 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9114 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
9116 2009-05-25 Jan Hubicka <jh@suse.cz>
9118 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9119 * cgraph.h (struct inline_summary): New filed self_wize,
9120 size_inlining_benefit, self_time and time_inlining_benefit.
9121 (struct cgraph_global_info): Replace insns by time ans size fields.
9122 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9123 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9124 (ipcp_update_callgraph): Do not touch function bodies.
9125 * ipa-inline.c: Include except.h
9126 (MAX_TIME): New constant.
9127 (overall_insns): Remove.
9129 (overall_size, max_benefit): New static variables.
9130 (cgraph_estimate_time_after_inlining): New function.
9131 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9132 (cgraph_clone_inlined_nodes): Update size.
9133 (cgraph_mark_inline_edge): Update size.
9134 (cgraph_estimate_growth): Use size info.
9135 (cgraph_check_inline_limits): Check size.
9136 (cgraph_default_inline_p): Likewise.
9137 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9138 (cgraph_decide_recursive_inlining): Check size.
9139 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9141 (cgraph_decide_inlining): Likewise.
9142 (cgraph_decide_inlining_incrementally): Likewise; honor
9143 PARAM_EARLY_INLINING_INSNS.
9144 (likely_eliminated_by_inlining_p): New predicate.
9145 (estimate_function_body_sizes): New function.
9146 (compute_inline_parameters): Use it.
9147 * except.c (must_not_throw_labels): New function.
9148 * except.h (must_not_throw_labels): Declare.
9149 * tree-inline.c (init_inline_once): Kill inlining_weigths
9150 * tree-ssa-structalias.c: Avoid uninitialized warning.
9151 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9152 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9153 (PARAM_INLINE_CALL_COST): Remove.
9154 (PARAM_EARLY_INLINING_INSNS): New.
9156 2009-05-25 Richard Guenther <rguenther@suse.de>
9158 PR tree-optimization/36327
9159 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
9160 callback for reference translation or lookup at the point of may-defs.
9161 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
9162 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
9163 for union COMPONENT_REFs.
9164 (vn_reference_lookup_3): New callback. Lookup from memset
9165 and CONSTRUCTOR assignment, translate through struct copies.
9166 (vn_reference_lookup_pieces): Make sure to not free the
9167 passed operands array. Adjust walk_non_aliased_vuses call.
9168 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
9169 make sure we do not leak memory.
9171 2009-05-25 Richard Guenther <rguenther@suse.de>
9173 * tree-ssa-alias.h (dump_points_to_solution): Declare.
9174 * tree-inline.c (expand_call_inline): Reset the escaped and
9176 * tree-ssa-structalias.c (pass_build_ealias): New.
9177 * tree-pass.h (pass_build_ealias): Declare.
9178 * passes.c (init_optimization_passes): Add PTA during
9179 early optimizations.
9180 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
9181 and CALLUSED solutions.
9182 (dump_points_to_solution): New function, split out from ...
9183 (dump_points_to_info_for): ... here.
9184 * tree-parloops.c (parallelize_loops): Reset the escaped and
9187 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9190 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
9191 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
9193 2009-05-25 Ira Rosen <irar@il.ibm.com>
9195 PR tree-optimization/40238
9196 * tree-vect-stmts.c (vect_init_vector): Insert initialization
9197 statements after basic block's labels.
9198 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
9199 to free the allocated memory.
9201 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
9203 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
9204 return address with a USE.
9206 2009-05-24 Richard Guenther <rguenther@suse.de>
9209 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
9210 array type from the main variant of the inner type.
9212 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9214 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
9215 definition to bool (from int) to un-break build.
9216 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
9218 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
9220 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
9221 discard_stmt_changes): Delete.
9222 * tree-ssa-operands.c (scb_stack): Delete.
9223 (init_ssa_operands): Do not initialize it.
9224 (fini_ssa_operands): Do not free it.
9225 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
9227 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
9228 update_stmt, remove the others. Fix comments.
9229 * tree-dfa.c (optimize_stack_restore): Likewise.
9230 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
9231 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
9232 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9233 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
9235 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
9236 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9237 (dom_opt_finalize_block): Likewise, adjusting access to
9239 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
9240 (stmts_to_rescan): Change item type to gimple.
9241 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
9243 2009-05-24 Ira Rosen <irar@il.ibm.com>
9245 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
9246 * tree-pass.h (pass_slp_vectorize): New pass.
9247 * params.h (SLP_MAX_INSNS_IN_BB): Define.
9248 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
9249 * tree-vectorizer.c (timevar.h): Include.
9250 (user_vect_verbosity_level): Declare.
9251 (vect_location): Fix comment.
9252 (vect_set_verbosity_level): Update user_vect_verbosity_level
9253 instead of vect_verbosity_level.
9254 (vect_set_dump_settings): Add an argument. Ignore user defined
9255 verbosity if dump flags require higher level of verbosity. Print to
9256 stderr only for loop vectorization.
9257 (vectorize_loops): Update call to vect_set_dump_settings.
9258 (execute_vect_slp): New function.
9259 (gate_vect_slp): Likewise.
9260 (struct gimple_opt_pass pass_slp_vectorize): New.
9261 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
9263 (vec_info_for_bb): New function.
9264 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
9265 (VECTORIZATION_ENABLED): New macro.
9266 (SLP_ENABLED, SLP_DISABLED): Likewise.
9267 (vect_is_simple_use): Add bb_vec_info argument.
9268 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
9269 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
9270 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
9271 vect_schedule_slp, vect_analyze_slp): Likewise.
9272 (vect_analyze_stmt): Add slp_tree argument.
9273 (find_bb_location): Declare.
9274 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
9275 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
9276 (vect_analyze_loop_operations, vect_analyze_loop,
9277 get_initial_def_for_induction, vect_create_epilog_for_reduction,
9278 vect_finalize_reduction, vectorizable_reduction,
9279 vectorizable_live_operation, vect_transform_loop): Likewise.
9280 * tree-data-ref.c (dr_analyze_innermost): Update comment,
9281 skip evolution analysis if analyzing a basic block.
9282 (dr_analyze_indices): Likewise.
9283 (initialize_data_dependence_relation): Skip the test whether the
9284 object is invariant for basic blocks.
9285 (compute_all_dependences): Skip dependence analysis for data
9286 references in basic blocks.
9287 (find_data_references_in_stmt): Don't fail in case of invariant
9288 access in basic block.
9289 (find_data_references_in_bb): New function.
9290 (find_data_references_in_loop): Move code to
9291 find_data_references_in_bb and add a call to it.
9292 (compute_data_dependences_for_bb): New function.
9293 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
9294 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
9296 (vect_analyze_data_ref_dependence): Check for interleaving in case of
9297 unknown dependence in basic block and fail in case of dependence in
9299 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
9300 dependence instances from either loop or basic block vectorization
9302 (vect_compute_data_ref_alignment): Check if it is loop vectorization
9303 before calling nested_in_vect_loop_p.
9304 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
9305 dependence instances from either loop or basic block vectorization
9307 (vect_verify_datarefs_alignment): Likewise.
9308 (vect_enhance_data_refs_alignment): Adjust function calls.
9309 (vect_analyze_data_refs_alignment): Likewise.
9310 (vect_analyze_group_access): Fix printing. Skip different checks if
9311 DR_STEP is 0. Keep strided stores either in loop or basic block
9312 vectorization data structure. Fix indentation.
9313 (vect_analyze_data_ref_access): Fix comments, allow zero step in
9315 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
9316 dependence instances from either loop or basic block vectorization
9318 (vect_analyze_data_refs): Update comment. Call
9319 compute_data_dependences_for_bb to analyze basic blocks.
9320 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
9321 case of loop vectorization. In case of basic block vectorization use
9322 data-ref itself as a base.
9323 (vect_create_data_ref_ptr): In case of basic block vectorization:
9324 don't advance the pointer, add new statements before the current
9325 statement. Adjust function calls.
9326 (vect_supportable_dr_alignment): Support only aligned accesses in
9327 basic block vectorization.
9328 * common.opt (ftree-slp-vectorize): New flag.
9329 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
9330 (vect_pattern_recog_1): Likewise.
9331 * tree-vect-stmts.c (process_use): Likewise.
9332 (vect_init_vector): Add new statements in the beginning of the basic
9333 block in case of basic block SLP.
9334 (vect_get_vec_def_for_operand): Adjust function calls.
9335 (vect_finish_stmt_generation): Likewise.
9336 (vectorizable_call): Add assert that it is loop vectorization, adjust
9338 (vectorizable_conversion, vectorizable_assignment): Likewise.
9339 (vectorizable_operation): In case of basic block SLP, take
9340 vectorization factor from statement's type and skip the relevance
9341 check. Adjust function calls.
9342 (vectorizable_type_demotion): Add assert that it is loop
9343 vectorization, adjust function calls.
9344 (vectorizable_type_promotion): Likewise.
9345 (vectorizable_store): Check for outer loop only in case of loop
9346 vectorization. Adjust function calls. For basic blocks, skip the
9347 relevance check and don't advance pointers.
9348 (vectorizable_load): Likewise.
9349 (vectorizable_condition): Add assert that it is loop vectorization,
9350 adjust function calls.
9351 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
9352 that it is not reduction, get vector type, call only supported
9353 functions, skip loop specific parts.
9354 (vect_transform_stmt): Check for outer loop only in case of loop
9356 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
9357 (vect_is_simple_use): Fix comment, add new argument, fix conditions
9358 for external definition.
9359 * passes.c (pass_slp_vectorize): New pass.
9360 * tree-vect-slp.c (find_bb_location): New function.
9361 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
9362 check for patterns only in loops.
9363 (vect_build_slp_tree): Add argument, adjust function calls, fail in
9364 case of multiple types in basic block SLP.
9365 (vect_mark_slp_stmts_relevant): New function.
9366 (vect_supported_load_permutation_p): Fix comment.
9367 (vect_analyze_slp_instance): Add argument. In case of basic block
9368 SLP, take vectorization factor from statement's type, check that
9369 unrolling factor is 1. Adjust function call. Save SLP instance in
9370 either loop or basic block vectorization structure. Return FALSE,
9372 (vect_analyze_slp): Add argument. Get strided stores groups from
9373 either loop or basic block vectorization structure. Return FALSE
9374 if basic block SLP failed.
9375 (new_bb_vec_info): New function.
9376 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
9377 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
9378 (vect_schedule_slp): Add argument. Get SLP instances from either
9379 loop or basic block vectorization structure. Set vectorization factor
9380 to be 1 for basic block SLP.
9381 (vect_slp_transform_bb): New function.
9382 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
9384 2009-05-23 Mark Mitchell <mark@codesourcery.com>
9386 * final.c (shorten_branches): Do not align labels for jump tables.
9387 (final_scan_insn): Use JUMP_TABLE_DATA_P.
9389 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
9391 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
9392 Remove outdated reference to flow.c and fix nits.
9393 * doc/gccint.texi: Tweak RTL description.
9394 * doc/rtl.texi: Likewise.
9396 2009-05-23 Denis Chertykov <chertykov@gmail.com>
9398 * config/avr/avr.c: Change my email address.
9399 * config/avr/avr.h: Likewise.
9400 * config/avr/avr.md: Likewise.
9401 * config/avr/avr-protos.h: Likewise.
9402 * config/avr/libgcc.S: Likewise.
9404 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
9406 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
9407 (spu_split_load, spu_split_store): Change return type to int.
9408 (spu_split_convert): Declare.
9409 * config/spu/predicates.md (spu_mem_operand): Remove.
9410 (spu_mov_operand): Update.
9411 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
9412 * config/spu/spu.c (regno_aligned_for_load): Remove.
9413 (reg_aligned_for_addr, spu_expand_load): Define.
9414 (spu_expand_extv): Reimplement and handle MEM.
9415 (spu_expand_insv): Handle MEM.
9416 (spu_sched_reorder): Handle insn's with length 0.
9417 (spu_legitimate_address_p): Reimplement.
9418 (store_with_one_insn_p): Return TRUE for any mode with size
9419 larger than 16 bytes.
9420 (address_needs_split): Define.
9421 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
9423 (spu_convert_move): Define.
9424 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
9425 (spu_split_store): Change all MEM's to TImode.
9426 (spu_init_expanders): Preallocate registers that correspond to
9427 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
9429 (spu_split_convert): Define.
9430 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
9431 (_move<mode>, _movdi, _movti): Update predicate and condition.
9432 (load, store): Change to define_split.
9433 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
9435 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
9436 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
9437 define_insn_and_split of lshr<mode>3.
9438 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
9439 (<v>ashr<mode>3_imm): Define.
9440 (extv, extzv, insv): Allow MEM operands.
9441 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
9442 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
9443 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
9444 (_spu_convert2): Change to define_insn_and_split and remove the
9445 corresponding define_peephole2.
9446 (stack_protect_set, stack_protect_test, stack_protect_test_si):
9447 Change predicates to memory_operand.
9449 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9451 * config/arm/thumb2.md: Add 16-bit multiply instructions.
9453 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9455 PR tree-optimization/40219
9456 * tree.c (iterative_hash_expr): Make sure the builtin function is
9457 a normal builtin function and not a front end or back end builtin
9458 before indexing into the built_in_decls array.
9460 2009-05-22 Richard Guenther <rguenther@suse.de>
9463 * alias.c (write_dependence_p): Do not use TBAA for answering
9464 anti-dependence or output-dependence.
9465 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
9466 (emit_pointer_definition): Remove.
9467 (emit_alias_warning): Likewise.
9468 (find_what_var_points_to): Remove TBAA pruning code.
9469 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
9471 (compute_points_to_sets): Remove code computing the set of
9472 dereferenced pointers.
9473 * tree-data-ref.c (dr_may_alias_p): Properly use the split
9474 oracle for querying anti and output dependencies.
9475 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
9476 if TBAA may be applied.
9477 (refs_anti_dependent_p): New function.
9478 (refs_output_dependent_p): Likewise.
9479 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
9480 (refs_output_dependent_p): Likewise.
9481 * doc/tree-ssa.texi (Memory model): New section.
9482 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9483 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9484 * cfgexpand.c (expand_gimple_basic_block): Do not handle
9485 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
9486 * expr.c (expand_expr_real_1): Likewise.
9487 * gimple-low.c (lower_stmt): Likewise.
9488 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
9489 (dump_gimple_cdt): Remove.
9490 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9491 (gimple_size): Likewise.
9492 (walk_gimple_op): Likewise.
9493 (is_gimple_stmt): Likewise.
9494 (walk_stmt_load_store_addr_ops): Likewise.
9495 (gimple_build_cdt): Remove.
9496 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9497 * gimple.h (gimple_cdt_new_type): Remove.
9498 (gimple_cdt_new_type_ptr): Likewise.
9499 (gimple_cdt_set_new_type): Likewise.
9500 (gimple_cdt_location): Likewise.
9501 (gimple_cdt_location_ptr): Likewise.
9502 (gimple_cdt_set_location): Likewise.
9503 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9504 * tree-cfg.c (remove_useless_stmts_1): Do not handle
9505 GIMPLE_CHANGE_DYNAMIC_TYPE.
9506 (verify_types_in_gimple_stmt): Likewise.
9507 * tree-inline.c (estimate_num_insns): Likewise.
9508 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
9509 (copy_decl_to_var): Likewise.
9510 (copy_result_decl_to_var): Likewise.
9511 * tree-pretty-print.c (dump_generic_node): Do not handle
9512 CHANGE_DYNAMIC_TYPE_EXPR.
9513 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9514 * tree-ssa-operands.c (get_expr_operands): Likewise.
9515 * tree-ssa-structalias.c (struct variable_info): Remove
9516 no_tbaa_pruning member.
9517 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
9518 (unify_nodes): Do not copy it.
9519 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9520 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
9521 (set_uids_in_ptset): Do not check it.
9522 (find_what_var_points_to): Likewise.
9523 (compute_tbaa_pruning): Remove.
9524 (compute_points_to_sets): Do not call it.
9525 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9526 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9527 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
9528 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
9529 (DECL_NO_TBAA_P): Likewise.
9530 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
9531 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
9532 (expand_omp_atomic_pipeline): Do not set it.
9533 * print-tree.c (print_node): Do not dump it.
9534 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
9537 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
9540 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
9543 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9545 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
9548 2009-05-22 Ben Elliston <bje@au.ibm.com>
9550 * Makefile.in (bversion.h, s-bversion): New targets.
9551 (TOPLEV_H): Add bversion.h.
9552 * toplev.h: Include "bversion.h".
9553 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
9554 the __format__ attribute only if compiling with the same version
9555 of GCC as the sources (the "build version").
9557 2009-05-22 Ben Elliston <bje@au.ibm.com>
9559 * c-format.c (handle_format_attribute): Fix comment typo.
9561 2009-05-21 Steve Ellcey <sje@cup.hp.com>
9564 * config/ia64/ia64.opt (mfused-madd): New.
9565 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
9566 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
9567 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
9568 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
9569 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
9570 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
9571 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
9572 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
9573 instruction if !TARGET_FUSED_MADD.
9574 (fpma, fpms): Remove colon from name.
9576 2009-05-22 Richard Guenther <rguenther@suse.de>
9578 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
9579 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
9580 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
9582 (create_expression_by_pieces): Only convert if necessary.
9583 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
9584 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
9586 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
9588 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
9589 regular pattern from a template and rename it ...
9590 (*extzv_truncsi_exts): ... to this.
9592 2009-05-21 Richard Guenther <rguenther@suse.de>
9594 * cgraph.h (struct cgraph_node): Remove inline_decl member.
9595 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
9596 (cgraph_default_inline_p): Likewise.
9597 (cgraph_decide_inlining_incrementally): Likewise.
9599 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
9600 Uros Bizjak <ubizjak@gmail.com>
9602 * config/i386/cpuid.h (bit_MOVBE): New.
9604 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
9606 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
9607 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
9608 (ix86_handle_option): Handle OPT_mmovbe.
9609 (ix86_target_string): Add -mmovbe.
9610 (pta_flags): Add PTA_MOVBE.
9611 (processor_alias_table): Add PTA_MOVBE to "atom".
9612 (override_options): Handle PTA_MOVBE.
9614 * config/i386/i386.h (TARGET_MOVBE): New.
9616 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
9617 (*bswapsi_movbe): New.
9618 (*bswapdi_movbe): Likewise.
9619 (bswapdi2): Renamed to ...
9621 (bswapdi2): New expander.
9623 * config/i386/i386.opt (mmovbe): New.
9625 * doc/invoke.texi: Document -mmovbe.
9627 2009-05-21 Taras Glek <tglek@mozilla.com>
9629 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
9630 * gcc-plugin.h (plugin_init): Updated signature.
9631 * gcc-plugin.h (plugin_name_args): Moved to this header.
9632 * doc/plugins.texi (plugin_init): Updated documention to reflect
9634 * doc/plugins.texi (plugin_name_args): Added to documention.
9636 2009-05-21 Mark Mitchell <mark@codesourcery.com>
9638 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
9639 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
9641 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
9643 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
9644 JUMP_TABLE_DATA_P predicates where applicable.
9645 * config/i386/predicates.md: Ditto.
9646 * config/i386/sse.md: Ditto.
9648 2009-05-21 Jakub Jelinek <jakub@redhat.com>
9650 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
9651 operand2 -128 override length_immediate attribute to 1.
9652 * config/i386/predicates.md (constm128_operand): New predicate.
9654 * config/i386/i386.c (memory_address_length): Handle %r12
9655 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
9657 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
9658 mode look through optional ZERO_EXTEND and SUBREG.
9659 * config/i386/i386.md (R12_REG): New define_constant.
9660 (prefix_data16): For sse unit set also for MODE_TI insns.
9661 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
9662 insns set if operand 1 is ext_QIreg_operand.
9663 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
9664 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
9666 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
9667 mode from MODE_DI to MODE_SI.
9668 (movdi_1_rex64): Override modrm and length_immediate attributes
9669 only for movabs (TYPE_IMOV, alternative 2).
9670 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
9671 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
9672 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9673 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9674 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9675 prefix_rex attribute if DImode.
9676 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9677 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9678 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9679 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9680 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9681 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9682 Likewise. For TYPE_IMOV clear length_immediate attribute.
9683 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9684 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9685 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9686 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9687 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9688 or one operand TYPE_ISHIFT.
9689 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9690 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9691 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9692 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9693 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9694 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9695 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9696 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9697 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9698 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9699 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9700 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9701 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9702 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9703 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9704 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9705 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9706 set mode attribute, don't override length attribute.
9707 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9709 (return_internal_long): Set length attribute to 2 instead of 1.
9710 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9711 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9712 prefix_rex attribute.
9713 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9715 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9717 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9719 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9721 2009-05-20 Ian Lance Taylor <iant@google.com>
9723 * tree.c (build_tree_list_vec_stat): New function.
9724 (ctor_to_vec): New function.
9725 (build_nt_call_vec): New function.
9726 (build_call_array): Change args to be a const pointer.
9727 (build_call_vec): New function.
9728 * tree.h (build_nt_call_vec): Declare.
9729 (build_tree_list_vec_stat): Declare.
9730 (build_tree_list_vec): Define.
9731 (build_call_array): Update declaration.
9732 (build_call_vec): Declare.
9733 (ctor_to_vec): Declare.
9734 * c-common.c (tree_vector_cache): New static variable.
9735 (make_tree_vector): New function.
9736 (release_tree_vector): New function.
9737 (make_tree_vector_single): New function.
9738 (make_tree_vector_copy): New function.
9739 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9740 (make_tree_vector_single, make_tree_vector_copy): Declare.
9741 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9742 (c_parser_expr_list): Don't manage cache here, instead call
9744 (c_parser_release_expr_list): Remove static function.
9745 (c_parser_vec_to_tree_list): Remove static function.
9746 (c_parser_attributes): Call build_tree_list_vec instead of
9747 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9748 c_parser_release_expr_list.
9749 (c_parser_postfix_expression_after_primary): Likewise.
9750 (c_parser_objc_keywordexpr): Likewise.
9752 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9754 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9755 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9756 TARGET_CONVERT_TO_TYPE.
9757 * hooks.c (hook_tree_const_tree_null): Define.
9758 * hooks.h (hook_tree_const_tree_null): Declare.
9759 * target.h (struct gcc_target): Add invalid_parameter_type,
9760 invalid_return_type, promoted_type, and convert_to_type fields.
9761 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9762 (TARGET_INVALID_RETURN_TYPE): Define.
9763 (TARGET_PROMOTED_TYPE): Define.
9764 (TARGET_CONVERT_TO_TYPE): Define.
9765 (TARGET_INITIALIZER): Update for new fields.
9766 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9767 (grokparms): Check targetm.invalid_parameter_type.
9768 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9769 * c-convert.c (convert): Check targetm.convert_to_type.
9771 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9773 * config/mips/mips.md (*extenddi_truncate<mode>,
9774 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9776 (*extendhi_truncateqi): New define_insn_and_sptit.
9778 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9781 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9782 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9784 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9786 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9787 the operand of VIEW_CONVERT_EXPR.
9789 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9791 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9792 extended family and model for Intel processors. Support Intel Atom.
9794 2009-05-20 Olivier Hainque <hainque@adacore.com>
9796 * gstab.h (stab_code_type): Define, to be used instead of the
9797 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9799 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9800 occurrences by stab_code_type.
9801 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9803 2009-05-20 Martin Jambor <mjambor@suse.cz>
9805 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9806 (sra_insert_before): Likewise.
9807 (sra_insert_after): Likewise.
9808 (sra_init_cache): Likewise.
9809 (sra_type_can_be_decomposed_p): Likewise.
9810 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9811 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9812 (sra_insert_before): Likewise.
9813 (sra_insert_after): Likewise.
9814 (sra_init_cache): Likewise.
9815 (insert_edge_copies_seq): Made static and moved upwards.
9817 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9820 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9822 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9823 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9826 2009-05-20 Richard Guenther <rguenther@suse.de>
9828 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9829 with mismatched comparison modes.
9831 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9833 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9834 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9835 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9836 with shifts for Thumb2.
9837 (orsi_notsi): New for orn.
9838 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9839 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9840 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9841 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9842 Don't invert remainder for IOR.
9844 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9846 PR tree-optimization/40087
9847 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9848 number_of_iterations_ne): Rename never_infinite argument.
9849 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9850 number_of_iterations_le): Handle pointer-type ivs when
9851 exit_must_be_taken is false.
9852 (number_of_iterations_cond): Do not always assume that
9853 exit_must_be_taken if the control variable is a pointer.
9855 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9857 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9858 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9860 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9862 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9863 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9865 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9868 * c.opt (Wlogical-op): Disabled by default.
9869 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9871 * doc/invoke.texi (Wlogical-op): Likewise.
9873 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9875 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9877 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9878 Propagate the type of the first operand.
9879 <ASSERT_EXPR>: Simplify.
9880 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9881 Rewrite using the RHS code as discriminant.
9882 <NOP_EXPR>: Turn into CASE_CONVERT.
9883 <PLUS_EXPR>: Propagate the type of the first operand.
9885 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9887 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9888 (ia64_dconst_0_375): New.
9889 * config/ia64/ia64.c (ia64_override_options): Remove
9890 -minline-sqrt-min-latency warning.
9891 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9892 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9893 * config/ia64/ia64.md (*sqrt_approx): Remove.
9894 (sqrtsf2): Remove #if 0.
9895 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9896 (sqrtdf): Remove assert.
9897 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9898 (sqrtxf2): Remove #if 0.
9899 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9900 * div.md (sqrt_approx_rf): New.
9901 (sqrtsf2_internal_thr): New implementation.
9902 (sqrtsf2_internal_lat): New.
9903 (sqrtdf2_internal_thr: New implementation.
9904 (sqrtxf2_internal): New implementation.
9906 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9907 Hans-Peter Nilsson <hp@axis.com>
9909 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9910 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9911 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9912 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9913 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9914 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9915 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9916 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9917 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9918 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9919 * c-common.c: ...from here.
9921 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9923 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9925 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9927 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9929 2009-05-19 Ben Elliston <bje@au.ibm.com>
9931 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9932 assignments with memcpy calls.
9933 (add_fdes): Likewise.
9934 (binary_search_unencoded_fdes): Likewise.
9935 (linear_search_fdes): Eliminate type puns.
9937 2009-05-19 Richard Guenther <rguenther@suse.de>
9939 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9940 not falsely claim to have propagated into all uses.
9942 2009-05-19 Ben Elliston <bje@au.ibm.com>
9944 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9947 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9949 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9950 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9951 (TARGET_LEGITIMATE_ADDRESS_P): New.
9952 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9953 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9955 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9958 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9959 child of the containing namespace's DIE.
9961 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9963 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9964 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9965 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9968 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9971 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9972 gen_align with gen_pad.
9973 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9974 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9976 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9977 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9979 * config/i386/i386.md (align): Renamed to ...
9980 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9981 ASM_OUTPUT_MAX_SKIP_PAD.
9983 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9985 * config.gcc: Fix variable syntax.
9988 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9989 before calling exact_log2.
9990 (output_iorsi3): Likewise.
9991 (output_xorsi3): Likewise.
9993 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9995 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9996 for the none zero constant operand except for EQ and NE
9997 comprisons even when the first operand is R0.
9999 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
10001 * config/s390/2064.md: Remove trailing whitespaces.
10002 * config/s390/2084.md: Likewise.
10003 * config/s390/constraints.md: Likewise.
10004 * config/s390/fixdfdi.h: Likewise.
10005 * config/s390/libgcc-glibc.ver: Likewise.
10006 * config/s390/s390-modes.def: Likewise.
10007 * config/s390/s390-protos.h: Likewise.
10008 * config/s390/s390.c: Likewise.
10009 * config/s390/s390.h: Likewise.
10010 * config/s390/s390.md: Likewise.
10011 * config/s390/tpf-unwind.h: Likewise.
10013 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10015 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
10017 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10020 * configure.ac (m68k-*-*): Check if binutils support TLS.
10021 * configure: Regenerate.
10022 * config/m68k/predicates.md (symbolic_operand): Extend comment.
10023 * config/m68k/constraints.md (Cu): New constraint.
10024 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
10025 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
10026 (movsi): Handle TLS symbols.
10027 (addsi3_5200): Handle XTLS symbols, indent.
10028 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
10029 (m68k_tls_reference_p): Declare.
10030 (m68k_legitimize_address): Declare.
10031 (m68k_unwrap_symbol): Declare.
10032 * config/m68k/m68k.opt (mxtls): New option.
10033 * config/m68k/m68k.c (ggc.h): Include.
10034 (m68k_output_dwarf_dtprel): Implement hook.
10035 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10036 (m68k_expand_prologue): Load GOT pointer when function needs it.
10037 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
10038 (m68k_legitimate_constant_address_p): Same.
10039 (m68k_decompose_address): Handle TLS references.
10040 (m68k_get_gp): New static function.
10041 (enum m68k_reloc): New contants.
10042 (TLS_RELOC_P): New macro.
10043 (m68k_wrap_symbol): New static function.
10044 (m68k_unwrap_symbol): New function.
10045 (m68k_final_prescan_insn_1): New static function.
10046 (m68k_final_prescan_insn): New function.
10047 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
10049 (legitimize_pic_address): Handle TLS references..
10050 (m68k_tls_get_addr, m68k_get_tls_get_addr)
10051 (m68k_libcall_value_in_a0_p)
10052 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
10053 (m68k_call_m68k_read_tp): Helper variables and functions for ...
10054 (m68k_legitimize_tls_address): Handle TLS references.
10055 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
10057 (m68k_legitimize_address): Handle TLS symbols.
10058 (m68k_get_reloc_decoration): New static function.
10059 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
10061 (m68k_output_dwarf_dtprel): Implement hook.
10062 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
10063 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
10064 m68k_call_* routines.
10065 (sched_attr_op_type): Handle TLS symbols.
10066 (gt-m68k.h): Include.
10067 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
10068 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
10070 2009-05-18 Martin Jambor <mjambor@suse.cz>
10072 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
10073 (visit_store_addr_for_mod_analysis): New function.
10074 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
10075 (determine_cst_member_ptr): Use gimple_assign_single_p.
10076 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
10077 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
10078 operands. Don't check number of operands of a NOP_EXPR.
10080 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
10082 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
10084 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
10087 * c-common.c (warn_logical_operator): Don't warn if one of
10088 expression isn't always true or false.
10090 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
10092 * config/i386/biarch32.h: New file.
10093 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
10095 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
10097 * config/mips/mips.md (*zero_extend<mode>_trunchi,
10098 *zero_extend<mode>_truncqi): Merge these into ...
10099 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
10100 Name the pattern following this as *zero_extendhi_truncqi.
10102 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
10104 PR middle-end/39301
10105 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
10106 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
10107 (output_info): Make field HOST_WIDEST_INT.
10108 (print_statistics): Use HOST_WIDEST_INT_PRINT.
10109 (dump_bitmat_statistics): Same.
10111 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
10113 * config.gcc (use_gcc_stdint): Set to wrap.
10114 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
10115 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
10116 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10117 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
10118 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
10119 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10120 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10121 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
10123 2009-05-16 Joseph Myers <joseph@codesourcery.com>
10125 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
10127 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
10128 Move definitions earlier.
10129 (OPT_ARCH64, OPT_ARCH32): Define.
10130 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
10133 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10136 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
10139 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10141 * arm.md (movdi2): Copy non-reg values to DImode registers.
10143 2009-05-16 Jakub Jelinek <jakub@redhat.com>
10146 * final.c (label_to_max_skip): New function.
10147 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
10148 CODE_LABEL_NUMBER <= max_labelno.
10149 * output.h (label_to_max_skip): New prototype.
10150 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
10151 (ix86_avoid_jump_mispredicts): ... this. Don't define if
10152 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
10153 Handle CODE_LABELs with >= 16 byte alignment or with
10154 max_skip == (1 << align) - 1.
10155 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
10156 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
10159 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
10160 .p2align 3 if MAX_SKIP is smaller than 7.
10161 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10163 2009-05-15 Ian Lance Taylor <iant@google.com>
10165 * alias.c (struct alias_set_entry_d): Rename from struct
10166 alias_set_entry. Change all uses.
10167 * except.c (struct call_site_record_d): Rename from struct
10168 call_site_record. Change all uses.
10169 * except.h (struct eh_region_d): Rename from struct eh_region.
10171 * gcse.c (struct hash_table_d): Rename from struct hash_table.
10173 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
10174 ivtype_map_elt. Change all uses.
10175 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
10177 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
10178 * graphite.h (struct name_tree_d): Rename from struct name_tree.
10180 (struct sese_d): Rename from struct sese. Change all uses.
10181 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
10182 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
10183 * optabs.h (struct optab_d): Rename from struct optab. Change all
10185 (struct convert_optab_d): Rename from struct convert_optab.
10187 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
10188 ipa_opt_pass. Change all uses.
10189 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
10192 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
10193 defined as a typedef.
10194 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
10197 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10200 * fold-const.c (make_range,build_range_check,merge_ranges): Move
10202 (merge_ranges): Returns bool.
10203 * tree.h (make_range): .. to here.
10204 (build_range_check): Likewise.
10205 (merge_ranges): Likewise. Renamed from merge_ranges.
10206 * c-typeck.c (parser_build_binary_op): Update calls to
10207 warn_logical_operator.
10208 * c-common.c (warn_logical_operator): Add new warning.
10209 * c-common.h (warn_logical_operator): Update declaration.
10211 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10213 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
10215 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10217 * doc/install.texi: Document MPC requirements, flags etc.
10219 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
10220 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
10221 Evaluate constant arguments.
10222 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
10223 (fold_builtin_1): Likewise, also evaluate constant arguments.
10224 Remove superfluous break.
10225 (do_mpc_ckconv): New.
10226 * real.h: Include mpc.h.
10227 * toplev.c (print_version): Output MPC version info if available.
10229 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10231 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
10233 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
10235 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
10238 2009-05-15 Jan Hubicka <jh@suse.cz>
10240 * doc/invoke.texi (max-early-inliner-iterations): New flag.
10241 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
10242 (try_inline): Fix return value.
10243 (cgraph_decide_inlining_incrementally): Honor new value.
10244 (cgraph_early_inlining): Handle indirect inlining.
10245 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
10247 2009-05-15 Jan Hubicka <jh@suse.cz>
10249 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
10250 * cgraphunit.c (cgraph_finalize_function): Set it.
10251 (cgraph_expand_function): Use it.
10253 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10255 * real.c (encode_ieee_half): Define.
10256 (decode_ieee_half): Define.
10257 (ieee_half_format): Define.
10258 (arm_half_format): Define.
10259 * real.h (ieee_half_format): Declare.
10260 (arm_half_format): Declare.
10262 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10264 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
10265 swapped, and reversed optabs exist before trying to use them.
10267 2009-05-15 Paul Brook <paul@codesourcery.com>
10268 Sandra Loosemore <sandra@codesourcery.com>
10270 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
10271 loads. Allow PRE_DEC.
10272 (output_move_neon): Handle PRE_DEC.
10273 (arm_print_operand): Add 'A' for neon structure loads.
10274 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
10275 * config/arm/neon.md (neon_mov): Update comment.
10276 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
10278 (Um): New constraint.
10280 2009-05-15 Jan Hubicka <jh@suse.cz>
10282 Revert the following patch until testsuite fallout is fixed:
10283 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10284 * cgraph.h (struct inline_summary): New filed self_wize,
10285 size_inlining_benefit, self_time and time_inlining_benefit.
10286 (struct cgraph_global_info): Replace insns by time ans size fields.
10287 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10288 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10289 (ipcp_update_callgraph): Do not touch function bodies.
10290 * ipa-inline.c: Include except.h
10291 (MAX_TIME): New constant.
10292 (overall_insns): Remove
10293 (overall_size, max_benefit): New static variables.
10294 (cgraph_estimate_time_after_inlining): New function.
10295 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10296 (cgraph_clone_inlined_nodes): Update size.
10297 (cgraph_mark_inline_edge): Update size.
10298 (cgraph_estimate_growth): Use size info.
10299 (cgraph_check_inline_limits): Check size.
10300 (cgraph_default_inline_p): Likewise.
10301 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10302 (cgraph_decide_recursive_inlining): Check size.
10303 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10305 (cgraph_decide_inlining): Likewise.
10306 (cgraph_decide_inlining_incrementally): Likewise; honor
10307 PARAM_EARLY_INLINING_INSNS.
10308 (likely_eliminated_by_inlining_p): New predicate.
10309 (estimate_function_body_sizes): New function.
10310 (compute_inline_parameters): Use it.
10311 * except.c (must_not_throw_labels): New function.
10312 * except.h (must_not_throw_labels): Declare.
10313 * tree-inline.c (init_inline_once): Kill inlining_weigths
10314 * tree-ssa-structalias.c: Avoid uninitialized warning.
10315 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10316 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10317 (PARAM_INLINE_CALL_COST): Remove.
10318 (PARAM_EARLY_INLINING_INSNS): New.
10320 2009-05-15 Richard Guenther <rguenther@suse.de>
10322 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
10323 not TODO_update_ssa.
10325 2009-05-15 Richard Guenther <rguenther@suse.de>
10327 PR tree-optimization/39999
10328 * gimple.h (gimple_expr_type): Use the expression type looking
10329 through useless conversions.
10330 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
10331 (vn_nary_op_insert_stmt): Likewise.
10332 (simplify_binary_expression): Likewise.
10334 2009-05-15 Richard Guenther <rguenther@suse.de>
10336 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10337 New options, enabled by default.
10338 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10340 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
10341 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
10342 * tree-ssa-structalias.c (gate_tree_pta): New function.
10343 (pass_build_alias): Use it.
10345 2009-05-15 Joseph Myers <joseph@codesourcery.com>
10347 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
10348 recurse on an invariant address if a conversion from a pointer
10349 type to a wider integer type is involved.
10351 2009-05-15 Jan Hubicka <jh@suse.cz>
10353 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10354 * cgraph.h (struct inline_summary): New filed self_wize,
10355 size_inlining_benefit, self_time and time_inlining_benefit.
10356 (struct cgraph_global_info): Replace insns by time ans size fields.
10357 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10358 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10359 (ipcp_update_callgraph): Do not touch function bodies.
10360 * ipa-inline.c: Include except.h
10361 (MAX_TIME): New constant.
10362 (overall_insns): Remove
10363 (overall_size, max_benefit): New static variables.
10364 (cgraph_estimate_time_after_inlining): New function.
10365 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10366 (cgraph_clone_inlined_nodes): Update size.
10367 (cgraph_mark_inline_edge): Update size.
10368 (cgraph_estimate_growth): Use size info.
10369 (cgraph_check_inline_limits): Check size.
10370 (cgraph_default_inline_p): Likewise.
10371 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10372 (cgraph_decide_recursive_inlining): Check size.
10373 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10375 (cgraph_decide_inlining): Likewise.
10376 (cgraph_decide_inlining_incrementally): Likewise; honor
10377 PARAM_EARLY_INLINING_INSNS.
10378 (likely_eliminated_by_inlining_p): New predicate.
10379 (estimate_function_body_sizes): New function.
10380 (compute_inline_parameters): Use it.
10381 * except.c (must_not_throw_labels): New function.
10382 * except.h (must_not_throw_labels): Declare.
10383 * tree-inline.c (init_inline_once): Kill inlining_weigths
10384 * tree-ssa-structalias.c: Avoid uninitialized warning.
10385 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10386 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10387 (PARAM_INLINE_CALL_COST): Remove.
10388 (PARAM_EARLY_INLINING_INSNS): New.
10389 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
10390 (inline-call-cost): Remove.
10391 (early-inlining-insns): New.
10393 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
10395 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
10397 (print_int_cst_bounds_in_octal_p): Likewise.
10398 (dbxout_type): Adjust calls to above functions. Be prepared to deal
10400 * dwarf2out.c (base_type_die): Likewise.
10401 (is_subrange_type): Delete.
10402 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
10403 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
10404 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
10405 if the destination type is boolean.
10406 (build_range_check): Do not special-case subtypes.
10407 (fold_sign_changed_comparison): Likewise.
10408 (fold_unary): Likewise.
10409 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
10410 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
10411 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
10412 * tree.c (subrange_type_for_debug_p): New predicate based on the
10413 former is_subrange_type.
10414 * tree.h (subrange_type_for_debug_p): Declare.
10415 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
10416 (convert_affine_scev): Remove call to above function.
10417 (chrec_convert_aggressive): Likewise.
10418 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
10419 false for conversions involving subtypes.
10420 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
10421 (vrp_val_min): Likewise.
10422 (needs_overflow_infinity): Likewise.
10423 (extract_range_from_unary_expr): Likewise.
10425 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
10427 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
10428 * config/frv/frv.c: Likewise.
10429 * config/s390/s390.c: Likewise.
10430 * config/sparc/sparc.h: Likewise.
10431 * config/i386/i386.h: Likewise.
10432 * config/i386/i386.c: Likewise.
10433 * config/crx/crx.c: Likewise.
10434 * config/m68hc11/m68hc11.h: Likewise.
10435 * config/iq2000/iq2000.c: Likewise.
10436 * config/mn10300/mn10300.h: Likewise.
10437 * config/mn10300/mn10300.c: Likewise.
10438 * config/m68k/m68k.c: Likewise.
10439 * config/rs6000/rs6000.c: Likewise.
10440 * config/rs6000/xcoff.h: Likewise.
10441 * config/rs6000/linux64.h: Likewise.
10442 * config/rs6000/sysv4.h: Likewise.
10443 * config/score/score3.c: Likewise.
10444 * config/score/score7.c: Likewise.
10445 * config/score/score.c: Likewise.
10446 * config/arm/arm.md: Likewise.
10447 * config/mips/mips.c: Likewise.
10448 * config/mips/mips.md: Likewise.
10449 * config/bfin/bfin.h: Likewise.
10450 * config/pa/pa.c: Likewise.
10451 * config/pa/constraints.md: Likewise.
10453 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
10454 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
10455 * config/pdp11/pdp11.h: Use memory_address_p instead.
10457 2009-05-14 Ian Lance Taylor <iant@google.com>
10459 * passes.c (finish_optimization_passes): Change i to int.
10460 * plugin.c (plugins_active_p): Change event to int.
10461 (dump_active_plugins): Likewise.
10462 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
10464 * tree.c (tree_range_check_failed): Change c to unsigned int.
10465 (omp_clause_range_check_failed): Likewise.
10466 (build_common_builtin_nodes): Change mode to int. Add cast.
10467 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
10468 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
10470 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
10471 ++ or -- with a variable of enum type.
10473 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10476 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
10478 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10480 * store-motion.c: Do not include params.h
10481 * Makefile.in: Fix dependencies for various files.
10483 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10485 * auto-inc-dec.c: Fix pass description, remove apparent
10486 accidental duplication.
10488 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
10490 PR middle-end/40147
10491 * ipa-utils.h (memory_identifier_string): Moved to ...
10492 * tree.h (memory_identifier_string): Here. Add GTY(()).
10494 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10496 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
10497 in the former documentation of...
10498 (GO_IF_LEGITIMATE_ADDRESS): ... this.
10499 * ira-conflicts.c (get_dup_num): Use address_operand.
10500 * targhooks.c (default_legitimate_address_p): New.
10501 * targhooks.h (default_legitimate_address_p): New.
10502 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
10504 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
10505 * target.h (struct target): Add legitimate_address_p.
10506 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
10507 (TARGET_INITIALIZER): Include it.
10509 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10510 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
10511 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
10512 (TARGET_LEGITIMATE_ADDRESS_P): New.
10514 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10515 (REG_OK_STRICT_P): Delete.
10516 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
10517 (frv_legitimate_address_p_1): ... this.
10518 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
10519 (frv_legitimate_address_p_1): ... the renamed old
10520 frv_legitimate_address_p.
10521 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
10522 (TARGET_LEGITIMATE_ADDRESS_P): New.
10524 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10525 * config/s390/s390-protos.h (legitimate_address_p): Remove.
10526 * config/s390/s390.c (legitimate_address_p): Rename to...
10527 (s390_legitimate_address_p): ... this, make static.
10528 (legitimize_address): Adjust call.
10529 (TARGET_LEGITIMATE_ADDRESS_P): New.
10530 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
10532 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10533 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
10534 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
10535 (TARGET_LEGITIMATE_ADDRESS_P): New.
10537 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10538 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
10539 * config/spu/spu.c (spu_legitimate_address): Rename to...
10540 (spu_legitimate_address_p): ... this, make static.
10541 (TARGET_LEGITIMATE_ADDRESS_P): New.
10543 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10544 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
10545 * config/sparc/sparc.c (legitimate_address_p): Rename to...
10546 (sparc_legitimate_address_p): ... this, make static and return bool.
10547 (legitimize_address): Adjust call.
10548 (TARGET_LEGITIMATE_ADDRESS_P): New.
10550 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10551 * config/i386/i386-protos.h (legitimate_address_p): Remove.
10552 * config/i386/i386.c (legitimate_address_p): Rename to...
10553 (ix86_legitimate_address_p): ... this, make static.
10554 (constant_address_p): Move after it, adjust call.
10555 (TARGET_LEGITIMATE_ADDRESS_P): New.
10557 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10558 * config/avr/avr-protos.h (legitimate_address_p): Remove.
10559 * config/avr/avr.c (legitimate_address_p): Rename to...
10560 (avr_legitimate_address_p): ... this, make static.
10561 (legitimize_address): Adjust call.
10562 (TARGET_LEGITIMATE_ADDRESS_P): New.
10564 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10565 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
10566 * config/crx/crx.c (crx_legitimate_address_p): Make static.
10567 (TARGET_LEGITIMATE_ADDRESS_P): New.
10569 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10570 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
10571 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
10572 (TARGET_LEGITIMATE_ADDRESS_P): New.
10574 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10575 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
10577 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10579 (TARGET_LEGITIMATE_ADDRESS_P): New.
10581 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10582 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
10584 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
10586 (m68hc11_legitimate_address_p): ... this, make static.
10587 (go_if_legitimate_address_internal): Rename to...
10588 (m68hc11_legitimate_address_p_1): ... this.
10589 (legitimize_address): Adjust call.
10590 (TARGET_LEGITIMATE_ADDRESS_P): New.
10592 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10593 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
10594 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
10595 (TARGET_LEGITIMATE_ADDRESS_P): New.
10597 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10598 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
10599 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
10600 (mn10300_legitimate_address_p): ... this, make static.
10601 (TARGET_LEGITIMATE_ADDRESS_P): New.
10603 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10604 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
10605 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
10606 (TARGET_LEGITIMATE_ADDRESS_P): New.
10608 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10609 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
10610 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
10611 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10612 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
10613 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
10614 (rs6000_legitimate_address_p): ... this, make static.
10615 (TARGET_LEGITIMATE_ADDRESS_P): New.
10616 (REG_MODE_OK_FOR_BASE_P): Delete.
10617 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
10619 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10620 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
10622 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
10623 static, adjust types.
10624 (TARGET_LEGITIMATE_ADDRESS_P): New.
10626 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10627 * config/score/score.c (score_address_p): Rename to...
10628 (score_legitimate_address_p): ... this.
10629 (TARGET_LEGITIMATE_ADDRESS_P): New.
10630 * config/score/score3.c (score3_address_p): Rename to...
10631 (score3_legitimate_address_p): ... this.
10632 * config/score/score7.c (score7_address_p): Rename to...
10633 (score7_legitimate_address_p): ... this.
10635 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
10636 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
10637 GO_IF_LEGITIMATE_ADDRESS): Delete.
10638 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
10639 thumb2_legitimate_address_p): Delete.
10640 (arm_legitimate_address_p): Rename to...
10641 (arm_legitimate_address_outer_p): ... this.
10642 * config/arm/constraints.md ("Uq"): Adjust call.
10643 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
10644 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
10646 (arm_legitimate_address_outer_p): ... this.
10647 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
10649 (TARGET_LEGITIMATE_ADDRESS_P): New.
10651 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10652 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
10653 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
10654 (TARGET_LEGITIMATE_ADDRESS_P): New.
10656 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10657 * config/vax/vax-protos.h (legitimate_address_p): Remove.
10658 * config/vax/vax.c (legitimate_address_p): Rename to...
10659 (vax_legitimate_address_p): ... this, make static.
10660 (TARGET_LEGITIMATE_ADDRESS_P): New.
10662 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10663 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
10664 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
10665 (TARGET_LEGITIMATE_ADDRESS_P): New.
10667 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10668 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
10669 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
10670 (mmix_legitimate_address_p): ... this, make static.
10671 (TARGET_LEGITIMATE_ADDRESS_P): New.
10673 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10674 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10675 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10676 (TARGET_LEGITIMATE_ADDRESS_P): New.
10678 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10680 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10681 of MODE_COMPLEX_INT.
10683 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10685 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10686 LCT_NORMAL in function call.
10687 * mips-tdump.c (print_file_desc): Add cast to enum type.
10688 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10689 (mark_stabs): Add casts to enum types.
10690 (parse_stabs_common): Add casts to enum types.
10692 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10694 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10695 Check for invalid values of LETTER.
10697 2009-05-13 Taras Glek <tglek@mozilla.com>
10699 * attribs.c (register_attribute): moved out attribute registration
10700 into register_attribute.
10701 * doc/plugins.texi: Documented register_attribute and
10703 * gcc-plugin.h: Added forward decl for register_attribute.
10704 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10705 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10706 PLUGIN_ATTRIBUTES boilerplate.
10708 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10710 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10711 values even in sentinel and empty entries.
10712 (ms_printf_flag_specs): Likewise.
10713 (ms_scanf_flag_specs): Likewise.
10714 (ms_strftime_flag_specs): Likewise.
10715 (ms_print_char_table): Likewise.
10716 (ms_scan_char_table): Likewise.
10717 (ms_time_char_table): Likewise.
10719 2009-05-13 Doug Kwan <dougkwan@google.com>
10721 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10723 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10725 * config/mips/mips.md (store): Add attributes for QI and HI.
10727 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10728 (truncdi<mode>2): ... this new pattern.
10730 2009-05-13 Brad Hards <bradh@kde.org>
10732 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10734 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10735 Ben Elliston <bje@au.ibm.com>
10737 PR middle-end/40035
10738 * dse.c (check_mem_read_rtx): Guard against width == -1.
10740 2009-05-13 Michael Matz <matz@suse.de>
10742 PR middle-end/39976
10743 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10744 (trivially_conflicts_p): New function.
10745 (insert_backedge_copies): Use it.
10747 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10749 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10750 (handle_stdc_pragma): Use new enum constant names.
10751 (handle_pragma_float_const_decimal64): Ditto.
10753 2009-05-13 Ian Lance Taylor <iant@google.com>
10755 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10758 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10760 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10761 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10763 * config/m68k/m68k.h (FL_UCLINUX): Define.
10765 2009-05-13 Jan Hubicka <jh@suse.cz>
10767 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10769 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10771 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10772 unless -fschedule-insns is specified.
10774 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10777 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10778 TARGET_EXPAND_CBRANCHDI4.
10779 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10780 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10781 (cmpeqdi): Fix comment.
10783 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10785 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10786 (sh_legitimate_address_p): Likewise.
10787 * config/sh/sh.c (sh_legitimate_index_p): New.
10788 (sh_legitimate_address_p): Likewise.
10789 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10790 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10791 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10792 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10793 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10794 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10795 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10796 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10797 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10799 2009-05-12 Jan Hubicka <jh@suse.cz>
10801 * tree-inline.c (estimate_operator_cost): Add operands;
10802 when division happens by constant, it is cheap.
10803 (estimate_num_insns): Loads and stores are not having cost of 0;
10804 EH magic stuff is cheap; when computing runtime cost of switch,
10805 use log2 base of amount of its cases; builtin_expect has cost of 0;
10806 compute cost for moving return value of call.
10807 (init_inline_once): Initialize time_based flags.
10808 * tree-inline.h (eni_weights_d): Add time_based flag.
10810 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10812 * df-core.c: Update head documentation.
10814 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10817 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10818 shadowing exisiting variable op1.
10820 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10823 * config/i386/driver-i386.c (processor_signatures): New enum.
10824 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10825 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10826 processor signature to detect geode processor.
10828 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10832 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10834 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10835 causes spurious differences between trunk and cond-optab branch.
10837 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10839 * dojump.c (compare_from_rtx): Delete.
10840 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10841 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10842 if the comparison does not satisfy the predicate; test predicates for
10843 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10844 further if one existing pattern fails.
10845 * expr.h (compare_from_rtx): Delete.
10846 (prepare_operand): Declare it.
10847 * optabs.c: Change "lib call" to "libcall" throughout.
10848 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10849 HAVE_conditional_trap, emit_cmp_insn): Delete.
10850 (can_compare_p): Delete cmp_optab case.
10851 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10852 Accept other parameters by value.
10853 (prepare_operand): Make non-static.
10854 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10855 other parameters by value. Try to widen operands here based on
10856 an optab_methods argument and looking at cbranch_optab.
10857 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10858 loop. Use cbranch_optab directly.
10859 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10860 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10862 (emit_conditional_move, emit_conditional_add): Inline what's needed
10863 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10864 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10865 with COMPARE. Move cmov_optab and cstore_optab above
10866 with cbranch_optab, move cmp_optab down with ucmp_optab,
10867 remove tst_otpab. Do not initialize trap_rtx.
10868 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10869 for trap code. Do not check HAVE_conditional_trap. Use
10870 prepare_cmp_insn. Accept no predicate for operand 3.
10871 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10872 (OTI_ctrap, ctrap_optab): New.
10873 (tst_optab): Delete.
10874 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10875 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10876 with lookup of ctrap_optab.
10877 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10879 (ctrap_optab): New.
10881 * combine.c (combine_simplify_rtx, simplify_set): Do not
10882 special case comparing against zero for cc0 machines.
10883 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10884 COMPARE on cc0 machines.
10885 (simplify_relational_operation): Return a new expression when
10886 a COMPARE could be removed.
10887 * final.c (final_scan_insn): Compare cc_status values
10888 against LHS of a (compare FOO (const_int 0)) cc0 source.
10889 Also check if cc_status.value is the full compare.
10891 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10892 (cstoreMM4): Document.
10893 (conditional_trap): Document ctrapMM4 instead.
10894 (sync_compare_and_swapMM): Refer to cbranchcc4.
10895 (Dependent Patterns): Eliminate obsolete information referring to
10896 the old jump optimization phase.
10897 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10898 of compares with 0 on cc0 machines.
10899 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10900 avoiding references to cc0. Remove text about storing operands
10902 * doc/tm.texi (Condition Codes): Include blurb on different
10903 condition code representations, separate into subsections for
10904 CC0, MODE_CC and conditional execution.
10906 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10907 alpha_emit_setcc): Accept operands and a machine mode.
10908 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10909 Get code/op0/op1 from operands, use machine mode argument
10910 instead of alpha_compare.fp_p. Emit the branch here.
10911 (alpha_emit_setcc): Likewise, and return boolean.
10912 (alpha_emit_conditional_move): Likewise. Assert that
10913 cmp_op_mode == cmp_mode, and simplify accordingly.
10914 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10915 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10916 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10918 (stack probe test): Use cbranchdi4.
10919 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10921 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10922 * config/arc/arc.h (movsicc, movsfcc): Use it.
10923 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10924 (cbranchsi4, cstoresi4): New.
10925 (cmpsi, bCC and sCC expanders): Remove.
10927 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10928 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10929 * config/arm/predicates.md (arm_comparison_operator): Only include
10930 floating-point operators if there is a hardware floating-point unit.
10931 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10932 deferring to cbranch_cc and cstore_cc respectively.
10933 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10934 cbranch_cc, cstore_cc): New.
10935 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10937 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10939 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10940 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10942 (adjust_insn_length): Adjust calls.
10943 (avr_reorg): Handle (compare (foo) (const_int 0)).
10944 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10945 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10946 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10947 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10949 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10950 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10952 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10953 (cbranchsi4, cstorebi4, cstoresi4): New.
10954 (movbisi): This insn is duplicate, split it to zero_extend.
10955 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10956 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10957 (bfin_optimize_loop): Use cbranch expander.
10958 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10959 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10960 (bfin_bimode_comparison_operator): ... this.
10961 (bfin_direct_comparison_operator): New.
10963 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10964 inside (compare FOO (const_int 0)).
10965 (cris_rtx_costs): Handle ZERO_EXTRACT.
10966 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10967 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10968 (*tstdi_v32): Delete.
10969 (*cmpdi_non_v32): Add M alternative for operand 1.
10970 (cmpsi, cmp<mode>): Make private.
10971 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10973 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10975 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10976 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10977 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10978 (cc_reg_operand): New.
10979 (any_cond): Delete.
10980 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10981 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10982 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10983 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10984 crx_expand_scond): Delete.
10986 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10988 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10989 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10991 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10992 cstoresi4, cstoresf4, cstoredf4): New.
10993 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10994 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10995 Receive the entire operands array.
10996 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10997 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10998 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10999 Get test/op0/op1 from the operands array.
11000 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
11002 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
11003 (h8300_expand_store): New.
11004 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
11006 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
11007 (h8300_expand_store): New.
11008 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
11009 or do not try to produce (set (cc0) REG).
11010 (peepholes): Wrap arguments with COMPARE. Add a peephole to
11011 change a compare into a move to a scratch register. Disable some
11012 peepholes when comparing with zero.
11013 (tstsi, tsthi, tstsi, cmpqi): Make private.
11015 (bCC, sCC): Delete.
11016 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
11019 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
11020 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
11021 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
11022 (ix86_emit_i387_log1p): Use cbranchxf2.
11023 (ix86_expand_setcc): Return void.
11024 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
11025 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
11026 cmp<MODEF>, cmpcc): Remove.
11027 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
11028 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
11029 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
11030 (sCC and bCC expanders): Remove.
11031 (stack_protect_test): Use cbranchcc4.
11033 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
11035 (ia64_expand_compare): Accept three rtx by reference and return void.
11036 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
11037 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
11038 from *expr. Update *expr with the BImode comparison to do.
11039 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
11040 cmptf, bCC, sCC, conditional_trap): Delete.
11041 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
11042 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
11043 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
11044 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
11045 * config/ia64/predicates.md (ia64_cbranch_operator): New.
11047 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
11048 type of last argument.
11049 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
11050 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
11051 use machine mode argument instead of branch_type. Remove dead
11052 code for floating-point comparisons.
11053 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
11054 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
11056 (cbranchsi4, cstoresi4): New.
11057 * config/iq2000/predicates.md (reg_or_const_operand): New.
11059 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
11060 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
11061 (b<code>_op): Rewrite to...
11062 (bcc_op): ... this, using match_operator.
11063 (s<code>_op): Rewrite to...
11064 (scc_op): ... this, using match_operator.
11065 (s<code>_24_op): Rewrite to...
11066 (scc_op_24): ... this, using match_operator.
11067 (s<code>_<mode>): Rewrite to...
11068 (cstore<mode>4): ... this, using match_operator.
11069 (s<code>_<mode>_24): Rewrite to...
11070 (cstore<mode>4_24): ... this, using match_operator.
11071 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
11072 m32c_unpend_compare, m32c_expand_scc): Delete.
11073 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
11074 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
11075 (m32c_expand_movcc): Change NE to EQ if necessary.
11076 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
11078 * config/m32r/m32r-protos.h (gen_cond_store): New.
11079 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
11080 (gen_cond_store): New, from sCC patterns.
11081 (m32r_expand_block_move): Use cbranchsi4.
11082 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
11083 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
11084 (cbranchsi4, cstoresi4): New.
11086 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
11088 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
11089 (m68hc11_notice_update_cc): Look into a compare with 0.
11090 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
11092 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
11093 cmphi, cmpqi, bCC): Delete.
11094 (cbranchsi4, cbranchhi4, cbranchqi4): New.
11095 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
11096 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
11099 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
11100 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
11101 * config/m68k/constraints.md (H): New.
11102 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
11103 the define_insn below.
11104 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
11105 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
11106 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
11107 patterns): Wrap RHS with COMPARE.
11108 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
11109 (*cmpdi_internal): Name this pattern.
11110 (cmpdi): Change to define_insn.
11111 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
11112 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
11113 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
11115 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
11116 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
11117 (conditional_trap): Change to...
11118 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
11119 (*conditional_trap): Use the ordered_comparison_operator and
11120 const1_operand predicates.
11121 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
11122 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
11123 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
11124 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
11126 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
11127 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
11128 (mcore_gen_compare): New.
11129 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
11130 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
11131 (mcore_gen_compare): ... this.
11132 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
11133 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
11134 (stack probe pattern): Use cbranchsi4.
11136 * config/mips/predicates.md (mips_cstore_operator): New.
11137 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
11138 * config/mips/mips.md (any_cond): Delete.
11139 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
11141 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
11142 fixuns_truncsfdi2): Use cbranch patterns.
11143 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
11144 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
11145 Adjust call to mips_expand_conditional_branch.
11146 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
11148 * config/mips/mips-protos.h (mips_expand_conditional_branch,
11149 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
11150 * config/mips/mips.c (cmp_operands): Delete.
11151 (mips_emit_compare): Get comparison operands from *op0/*op1.
11152 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
11153 that it succeeds. Use op0/op1 instead of cmp_operands.
11154 (mips_expand_conditional_branch, mips_expand_conditional_move,
11155 mips_expand_conditional_trap): Likewise.
11156 (mips_block_move_loop): Use cbranch patterns.
11157 * config/mips/mips.h (cmp_operands): Delete.
11159 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
11160 (mmix_gen_compare_reg): Just return a register in the right CC mode.
11161 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
11162 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
11163 (*cmpcc_folded): Rename to...
11164 (*cmpdi_folded): this.
11165 (*cmpcc): Rename to...
11167 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
11170 (cbranchdf4): New. Handle invalid comparisons here.
11171 * config/mmix/predicates.md (float_comparison_operator): New.
11173 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
11174 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
11175 * config/mn10300/mn10300.md (tst): Delete.
11176 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
11177 Name these patterns and wrap RHS in a compare.
11178 (*cmpsi): Make this pattern private. Include tst.
11179 (*cmpsf): Make this pattern private.
11180 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
11181 (compare with zero peepholes): Likewise.
11183 (cbranchsi4, cbranchsf4): New.
11184 (casesi): Use cbranchsi4.
11186 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
11187 hppa_branch_type): Delete.
11188 (return_addr_rtx): Use cbranchsi4.
11189 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
11190 Emit CCFPmode comparison here.
11191 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
11192 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
11193 hppa_branch_type): Delete.
11194 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
11195 (movsicc, movdicc): Remove references to hppa_compare_op0,
11196 hppa_compare_op1 and compare_from_rtx.
11197 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
11198 (casesi): Use cbranchsi4.
11200 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
11201 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
11202 * config/pdp11/pdp11.md (register_or_const0_operand): New.
11203 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
11204 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
11206 (cbranchdf4, cbranchhi4, cbranchqi4): New.
11207 (*branch, *branch_inverted): New.
11209 * config/picochip/picochip.md (cbranchhi4): Use
11210 ordered_comparison_operator.
11211 (cmphi, bCC): Remove.
11213 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
11214 (trap_comparison_operator): Delete.
11215 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
11216 rs6000_emit_cbranch): Accept mode and operands.
11217 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
11218 rs6000_compare_fp_p): Delete.
11219 (rs6000_generate_compare): Accept mode and comparison. Extract code
11220 and op0/op1 from there. Replace references to rs6000_compare_op0
11221 and rs6000_compare_op1.
11222 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
11223 extract result from passed operands.
11224 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
11225 extract loc from passed operands.
11226 (rs6000_emit_cmove): Likewise.
11227 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
11228 rs6000_compare_fp_p): Delete.
11229 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
11230 (cbranch<GPR>4, cbranch<FP>4): New.
11231 (cstore<mode>4): New. Consolidate here all choices about when to use
11232 portable or specialized sCC sequences.
11233 (stack_protect_test): Use cbranchsi4.
11234 (conditional_trap): Replace with ctrap<GPR>4.
11235 (conditional trap insn): Replace trap_comparison_operator with
11236 ordered_comparison_operator.
11238 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
11239 (s390_emit_prologue): Use ctrap.
11240 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
11241 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
11242 New predicates replacing...
11243 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
11244 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
11245 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
11246 (add<mode>cc): Do not use s390_compare_op0/op1.
11247 (s<code>): Change to...
11248 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
11249 (seq): Change to...
11250 (cstorecc4): ... this. Handle EQ or NE equally.
11251 (*sne): Un-privatize for use in cstorecc4.
11252 (b<code>): Change to...
11253 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
11254 (conditional_trap): Replace with...
11255 (ctrap<GPR>4, ctrap<FP>4): ... these.
11256 (stack_protect): Use cbranchcc4.
11258 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
11259 * config/score/score-protos.h (score_gen_cmp): Delete.
11260 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
11261 (score_block_move-loop): Use cbranchsi4.
11262 * config/score/score.md (cbranchsi4): New.
11263 (cmpsi, bCC): Delete.
11264 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
11265 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11266 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
11267 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11268 * config/score/score3.h (score3_gen_cmp): Delete.
11269 * config/score/score7.h (score7_gen_cmp): Delete.
11271 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
11272 (sh_emit_scc_to_t): ... this. Return void.
11273 (from_compare): Rename to...
11274 (sh_emit_compare_and_branch): ... this.
11275 (sh_emit_compare_and_set): New.
11276 (sh_expand_t_scc): Accept operands.
11277 * config/sh/predicates.md (sh_float_comparison_operator): New.
11278 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
11279 (prepare_scc_operands): Rename to...
11280 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
11282 (sh_emit_cheap_store_flag): New.
11283 (sh_emit_set_t_insn): New.
11284 (from_compare): Rename to...
11285 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
11286 handling of TARGET_SH2E floating point to avoid recursive call.
11287 Generate branch here.
11288 (sh_emit_compare_and_set): New.
11289 (sh_expand_t_scc): Get op0/op1 from arguments.
11290 (sh_emit_cheap_store_flag): New.
11291 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
11293 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
11294 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
11295 (movsicc, movdicc): Do nothing when it recreated operands from
11296 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
11297 prepare_scc_operands (now sh_emit_scc_to_t).
11298 (udivdi3): Use cstoresi4.
11299 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
11300 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
11301 (cbranchint4_media, cbranchfp4_media): New.
11302 (casesi): Use cbranchdi4.
11303 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
11305 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
11306 (movnegt): Remove second operand.
11307 (cbranchsf4, cbranchdf4): New.
11308 (stack_protect): Use cbranchdi4/cbranchsi4.
11310 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
11311 (gen_compare_reg): Accept comparison, extract part of it to...
11312 (gen_compare_reg_1): ... this.
11313 (gen_compare_operator): Delete.
11314 (gen_v9_scc): Accept separate destination, comparison code and arms.
11315 Do not use sparc_compare_op0/sparc_compare_op1.
11316 (emit_scc_insn, emit_conditional_branch_insn): New.
11317 (emit_v9_brxx): Make static. Remove useless assertion.
11318 (sparc_emit_float_lib_cmp): Return RTL instead of calling
11320 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
11321 * config/sparc/sparc-protos.h (gen_compare_reg,
11322 sparc_emit_float_lib_cmp): Adjust prototype.
11323 (emit_scc_insn, emit_conditional_branch_insn): New.
11324 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
11325 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
11326 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
11327 iterators to the top.
11328 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
11329 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
11330 snedi_special_trunc): Delete.
11331 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
11332 and snedi_special_trunc.
11333 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
11334 cbranchdi4, cbranch<F:mode>4): New.
11335 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
11336 here. Use gen_compare_reg instead of gen_compare_operator.
11337 (conditional_trap): Replace with...
11338 (ctrapsi4, ctrapdi4): ... this.
11339 (stack_protect_test): Use cbranchcc4.
11341 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
11343 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
11344 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
11345 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
11346 from operands[0] or operands[3] depending on is_set.
11347 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
11348 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
11349 cmpdf, bCC), sCC: Remove.
11350 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
11351 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
11353 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
11354 spu_emit_branch_or_set.
11356 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
11358 * config/stormy16/stormy16.h (xstormy16_compare_op0,
11359 xstormy16_compare_op1): Delete.
11360 * config/stormy16/stormy16.c (xstormy16_compare_op0,
11361 xstormy16_compare_op1): Delete.
11362 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
11364 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
11365 (cmphi, cmpsi, bCC): Remove.
11367 * config/v850/v850.md (tstsi, cmpsi): Fold into...
11368 (*cmpsi): ... this one.
11369 (cbranchsi4, cstoresi4): New.
11370 (bCC expanders): Delete.
11371 (sCC insns): Fold into...
11372 (*setcc): ... this one.
11373 (casesi): Do not use gen_cmpsi and gen_bgtu.
11374 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
11375 (movsicc): Simplify.
11376 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
11378 * config/vax/vax-protos.h (cond_name): New.
11379 (vax_output_conditional_branch): Remove.
11380 * config/vax/vax.c (cond_name): New.
11381 (vax_output_conditional_branch): Remove.
11382 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
11383 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
11384 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
11385 (bit<VAXint>): Wrap source with (compare).
11386 (b<code> and following unnamed pattern): Rename to *branch and
11387 *branch_reversed. Change macroization to match_operator.
11388 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
11390 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
11391 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
11392 Change last argument to machine_mode.
11393 (xtensa_expand_scc): Add machine_mode argument.
11394 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
11395 (gen_conditional_move, xtensa_expand_conditional_branch,
11396 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
11397 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
11398 Adjust operand numbers.
11399 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
11401 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
11402 (cmpsi, cmpsf, b<code>, s<code>): Delete.
11403 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
11405 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
11407 * optabs.c (prepare_cmp_insn): Temporarily disable test that
11408 causes spurious differences between trunk and cond-optab branch.
11410 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11413 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
11415 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11417 * tree.c (iterative_hash_pointer): Delete.
11418 (iterative_hash_expr): Short-circuit handling of NULL pointer.
11419 Hash UIDs and versions of SSA names. Don't special-case built-in
11420 function declarations.
11422 2009-05-11 Ian Lance Taylor <iant@google.com>
11425 * graphite.c: Force -Wc++-compat to only be a warning before
11426 #including "cloog/cloog.h".
11428 2009-05-11 Martin Jambor <mjambor@suse.cz>
11430 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
11432 2009-05-11 Jan Hubicka <jh@suse.cz>
11434 * tree-ssa-loop-ivcanon.c: Include target.h
11435 (struct loop_size): new structure.
11436 (constant_after_peeling): New predicate.
11437 (tree_estimate_loop_size): New function.
11438 (estimated_unrolled_size): Rewrite for new estimates.
11439 (try_unroll_loop_completely): Use new estimates.
11440 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
11442 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11444 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
11445 libcpp interface change.
11446 (spu_macro_to_expand): Likewise.
11448 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
11450 PR tree-optimization/40026
11451 * gimplify.c (gimplify_init_constructor): Change initial conditional
11452 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
11453 optimize_compound_literals_in_ctor.
11455 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
11457 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
11459 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
11461 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
11463 * tree-vect-data-refs.c (vect_analyze_group_access): Use
11464 HOST_WIDE_INT for gap.
11466 2009-05-11 Ira Rosen <irar@il.ibm.com>
11468 PR tree-optimization/40074
11469 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
11470 account in group size and step comparison.
11472 2009-05-11 Richard Guenther <rguenther@suse.de>
11474 * passes.c (init_optimization_passes): Strip now incorrect comment.
11475 (execute_function_todo): Do not set PROP_alias.
11476 * tree-pass.h (PROP_alias): Remove.
11477 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
11478 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
11479 * tree-nrv.c (pass_return_slot): Likewise.
11480 * tree-object-size.c (pass_object_sizes): Likewise.
11481 * tree-ssa-dom.c (pass_dominator): Likewise.
11482 (pass_phi_only_cprop): Likewise.
11483 * tree-ssa-dse.c (pass_dse): Likewise.
11484 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
11485 (pass_cselim): Likewise.
11486 * tree-ssa-pre.c (pass_pre): Likewise.
11487 (pass_fre): Likewise.
11488 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11489 * tree-ssa-sink.c (pass_sink_code): Likewise.
11490 * tree-stdarg.c (pass_stdarg): Likewise.
11491 * tree-tailcall.c (pass_tail_calls): Likewise.
11492 * tree-vrp.c (pass_vrp): Likewise.
11494 2009-05-10 Ian Lance Taylor <iant@google.com>
11496 * basic-block.h (enum profile_status): Break out of struct
11497 control_flow_graph.
11498 * cgraph.h (struct inline_summary): Break out of struct
11500 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
11501 of struct cgraph_order_sort.
11502 * combine.c (enum undo_kind): New enum, broken out of struct undo.
11503 * cse.c (struct branch_path): Break out of struct
11504 cse_basic_block_data.
11505 * except.h (enum eh_region_type): Break out of struct eh_region.
11506 * gcc.c (enum add_del): Break out of struct modify_target.
11507 * genrecog.c (enum decision_type): Break out of struct decision_test.
11508 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
11510 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
11511 * regmove.c (enum match_use): New enum, broken out of struct match.
11512 * sched-int.h (enum post_call_group): New enum, broken out of
11514 (struct deps_reg): Break out of struct deps.
11515 * target.h (struct asm_int_op): Break out of struct gcc_target.
11516 * tree-eh.c (struct goto_queue_node): Break out of struct
11518 * tree-inline.h (enum copy_body_cge_which): Break out of
11520 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
11522 * c-decl.c (in_struct, struct_types): New static variables.
11523 (pushtag): Add loc parameter. Change all callers.
11524 (lookup_tag): Add ploc parameter. Change all callers.
11525 (check_compound_literal_type): New function.
11526 (parser_xref_tag): Add loc parameter. Change all callers. If
11527 -Wc++-compat, warn about struct/union/enum types defined within a
11529 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
11530 and loc parameters. Change all callers. Change error calls to
11531 error_at, using loc. For a redefinition, if the location of the
11532 original definition is known, report it. Set in_struct and
11533 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
11534 (finish_struct): Add new parameters enclosing_in_struct and
11535 enclosing_struct_types. Change all callers. Set
11536 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
11537 in the struct. If in a struct, add this struct to struct_types.
11538 (start_enum): Add loc parameter. Change all callers. Use
11539 error_at for errors, using loc. For a redefinition, if the
11540 location of the original definition is known, report it. If in a
11541 struct, add this enum type to struct_types. If -Wc++-compat warn
11542 if in sizeof, typeof, or alignof.
11543 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
11544 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
11545 (c_parser_enum_specifier): Get enum location for start_enum.
11546 (c_parser_struct_or_union_specifier): Get struct location for
11547 start_struct. Save in_struct and struct_types status between
11548 start_struct and finish_struct.
11549 (c_parser_cast_expression): Get location of cast.
11550 (c_parser_alignof_expression): Get location of type.
11551 (c_parser_postfix_expression): Likewise.
11552 (c_parser_postfix_expression_after_paren_type): Add type_loc
11553 parameter. Change all callers. Call check_compound_literal_type.
11554 Use type_loc for error about variable size type.
11555 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
11556 of an enum constant from an enum type defined in a struct or union.
11557 (c_cast_expr): Add loc parameter. Change all callers. If
11558 -Wc++-compat, warn about defining a type in a cast.
11559 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
11560 (start_enum, start_struct, finish_struct): Update declarations.
11561 (parser_xref_tag, c_cast_expr): Update declarations.
11562 (check_compound_literal_type): Declare.
11564 2009-05-11 Ben Elliston <bje@au.ibm.com>
11566 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
11567 for recent libcpp interface change.
11568 (rs6000_macro_to_expand): Likewise.
11570 2009-05-10 Michael Matz <matz@suse.de>
11573 * config/arm/arm.c (require_pic_register): Emit on entry edge,
11574 not at entry of function.
11576 2009-05-10 Richard Guenther <rguenther@suse.de>
11578 PR tree-optimization/40081
11580 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11581 using the main variant of the element type. Do not fiddle with
11582 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11584 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
11585 structs with volatile fields.
11587 2009-05-10 Jan Hubicka <jh@suse.cz>
11589 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
11590 (estimate_move_cost): Assert that it does not get called for
11592 (estimate_num_insns): Skip VOID types in argument handling.
11593 (optimize_inline_calls): Delete unreachable blocks and verify that
11594 callgraph is valid.
11596 2009-05-10 Jan Hubicka <jh@suse.cz>
11598 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
11599 * cgraph.c (cgraph_mark_address_taken_node): New function.
11600 (dump_cgraph_node): Dump new flag.
11601 * cgraph.h (struct cgraph_node): Add address_taken.
11602 (cgraph_mark_address_taken_node): New function.
11603 * ipa.c (cgraph_postorder): Prioritize functions with address taken
11604 since new direct calls can be born.
11606 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11608 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
11609 tok->val.node.node.
11611 2009-05-10 Jan Hubicka <jh@suse.cz>
11613 PR middle-end/40084
11614 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
11616 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
11617 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
11618 * tree-inline.c (copy_bb): Set frequency correctly.
11619 (fold_marked_statements): Update call to
11620 cgraph_update_edges_for_call_stmt.
11622 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11624 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
11625 identifiers in diagnostics.
11626 * config/arm/arm.c (arm_handle_fndecl_attribute,
11627 arm_handle_isr_attribute): Likewise.
11628 * config/avr/avr.c (avr_handle_progmem_attribute,
11629 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
11630 * config/bfin/bfin.c (handle_int_attribute,
11631 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
11632 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
11633 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
11635 * config/darwin.c (darwin_handle_kext_attribute,
11636 darwin_handle_weak_import_attribute): Likewise.
11637 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
11638 h8300_handle_eightbit_data_attribute,
11639 h8300_handle_tiny_data_attribute): Likewise.
11640 * config/i386/i386.c (ix86_handle_cconv_attribute,
11641 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
11642 * config/i386/winnt.c (ix86_handle_shared_attribute,
11643 ix86_handle_selectany_attribute): Likewise.
11644 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
11645 * config/m32c/m32c.c (function_vector_handler): Likewise.
11646 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
11647 m68hc11_handle_fntype_attribute): Likewise.
11648 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
11649 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
11650 * config/mips/mips.c (mips_insert_attributes,
11651 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
11652 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
11653 rs6000_handle_struct_attribute): Likewise.
11654 * config/sh/sh.c (sh_insert_attributes,
11655 sh_handle_resbank_handler_attribute,
11656 sh_handle_interrupt_handler_attribute,
11657 sh2a_handle_function_vector_handler_attribute,
11658 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
11660 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
11661 * config/spu/spu.c (spu_handle_fndecl_attribute,
11662 spu_handle_vector_attribute): Likewise.
11663 * config/stormy16/stormy16.c
11664 (xstormy16_handle_interrupt_attribute): Likewise.
11665 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
11666 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
11668 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11670 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
11671 (pp_translate_identifiers): New.
11672 (pp_identifier): Only conditionally translate identifier to locale
11674 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11675 (pp_base_tree_identifier): Only conditionally translate identifier
11676 to locale character set.
11677 * c-pretty-print.c (M_): Define.
11678 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11679 fragments for conditional translation with M_.
11680 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11681 identifier translation.
11683 2009-05-10 Richard Guenther <rguenther@suse.de>
11685 PR tree-optimization/40081
11686 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11687 using the main variant of the element type. Do not fiddle with
11688 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11690 2009-05-09 Jan Hubicka <jh@suse.cz>
11692 PR middle-end/40080
11693 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11694 indirect calls; verify cgraph afterwards.
11696 2009-05-09 Jan Hubicka <jh@suse.cz>
11699 * ipa.c (update_inlined_to_pointer): New function.
11700 (cgraph_remove_unreachable_nodes): Use it.
11702 2009-05-09 Jan Hubicka <jh@suse.cz>
11704 * tree-eh.c (struct leh_state): Remove prev_try.
11705 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11706 not track prev_try.
11707 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11708 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11709 remove_eh_handler_and_replace, foreach_reachable_handler,
11710 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11711 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11712 (gen_eh_region_cleanup): Update prototype.
11714 2009-05-09 Jan Hubicka <jh@suse.cz>
11716 PR middle-end/40043
11717 * except.c (copy_eh_region): Always set prev_try.
11718 (redirect_eh_edge_to_label): Find outer try.
11719 (foreach_reachable_handler): When looking for prev try
11720 handle case where previous try is not going to be taken.
11722 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11724 PR tree-optimization/40049
11725 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11726 only vector/vector shifts, convert the type of the constant to the
11727 appropriate type to avoid building incorrect trees, which
11728 eventually have problems with garbage collection.
11730 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11732 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11733 -1 for complex floating-point types if honoring signed zeros.
11735 2009-05-08 Jan Hubicka <jh@suse.cz>
11737 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11738 argument; handle correctly when profile is absent.
11739 (build_cgraph_edges): Update.
11740 (rebuild_cgraph_edges): Update.
11741 * cgraph.c: Do not include varray.h.
11742 (cgraph_set_call_stmt_including_clones): New function.
11743 (cgraph_create_edge_including_clones): Likewise
11744 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11745 (cgraph_update_edges_for_call_stmt): Handle clones.
11746 (cgraph_remove_node): Handle clone tree.
11747 (cgraph_remove_node_and_inline_clones): New function.
11748 (dump_cgraph_node): Dump clone tree.
11749 (cgraph_clone_node): Handle clone tree.
11750 (clone_function_name): Bring here from tree-inline.c.
11751 (cgraph_create_virtual_clone): New function.
11752 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11753 (cgraph_clone_info): New function.
11754 (strut cgraph_node): Add clone_info and new clone tree pointers.
11755 (cgraph_remove_node_and_inline_clones,
11756 cgraph_set_call_stmt_including_clones,
11757 cgraph_create_edge_including_clones,
11758 cgraph_create_virtual_clone): Declare.
11759 (cgraph_function_versioning): Use VEC argument.
11760 (compute_call_stmt_bb_frequency): Update prototype.
11761 (cgraph_materialize_all_clones): New function.
11762 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11763 (ipcp_create_replace_map): Update to VECtors.
11764 (ipcp_update_callgraph): Use virtual clones.
11765 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11766 (ipcp_update_profiling): Do not update local profiling.
11767 (ipcp_insert_stage): Use VECtors and virtual clones.
11768 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11769 (clone_of_p): New function.
11770 (cgraph_preserve_function_body_p): Use clone tree.
11771 (cgraph_optimize): Materialize clones.
11772 (cgraph_function_versioning): Update for VECtors.
11773 (save_inline_function_body): Use clone tree.
11774 (cgraph_materialize_clone): New function.
11775 (cgraph_materialize_all_clones): Likewise.
11776 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11777 * ipa.c: Include gimple.h.
11778 (cgraph_remove_unreachable_nodes): Use clone tree.
11779 * ipa-prop.c (ipa_note_param_call): Update call to
11780 compute_call_stmt_bb_frequencycall.
11781 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11782 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11783 (copy_bb): Handle updating of clone tree; add new edge when new call
11785 (expand_call_inline): Be strict about every call having edge.
11786 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11787 (delete_unreachable_blocks_update_callgraph): New function.
11788 (tree_function_versioning): Use VECtors; always remove unreachable
11789 blocks and fold conditionals.
11790 * tree-inline.h: Do not include varray.h.
11791 (tree_function_versioning): Remove.
11792 * Makefile.in (GTFILES): Remove tree-inline.c
11793 * passes.c (do_per_function): Do only functions having body.
11794 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11797 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11798 Andrew Morrow <acm@google.com>
11801 * c-common.c (c_common_attribute_table): Permit deprecated
11802 attribute to take an optional argument.
11803 (handle_deprecated_attribute): If the optional argument to
11804 __attribute__((deprecated)) is not a string ignore the attribute
11805 and emit a warning.
11807 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11808 * c-typeck.c (build_component_ref): Likewise.
11809 (build_external_ref): Likewise.
11811 * toplev.c (warn_deprecated_use): Add an attribute argument.
11812 Emit the message associated with __attribute__((deprecated)).
11814 * toplev.h (warn_deprecated_use): Updated.
11816 * doc/extend.texi: Document new optional parameter to
11817 __attribute__((deprecated))
11819 2009-05-08 Michael Eager <eager@eagercon.com>
11821 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11822 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11824 2009-05-08 Richard Guenther <rguenther@suse.de>
11826 PR tree-optimization/40062
11827 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11828 Avoid exponential behavior.
11830 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11832 PR rtl-optimization/33928
11834 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11835 process_uses, build_single_def_use_links): New.
11836 (update_df): Update use_def_ref.
11837 (forward_propagate_into): Use get_def_for_use instead of use-def
11839 (fwprop_init): Call build_single_def_use_links and let it initialize
11841 (fwprop_done): Free use_def_ref.
11842 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11843 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11844 df_rd_simulate_one_insn): New.
11845 (df_rd_bb_local_compute_process_def): Update head comment.
11846 (df_chain_create_bb): Use the new RD simulation functions.
11847 * df.h (df_rd_simulate_artificial_defs_at_top,
11848 df_rd_simulate_one_insn): New.
11849 * opts.c (decode_options): Enable fwprop at -O1.
11850 * doc/invoke.texi (-fforward-propagate): Document this.
11852 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11855 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11856 and one complex operand specially.
11857 * tree-complex.c (some_nonzerop): Do not identify a real value as
11858 zero if flag_signed_zeros.
11860 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11862 PR rtl-optimization/33928
11863 * loop-invariant.c (record_use): Fix && vs. || mishap.
11865 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11867 PR rtl-optimization/33928
11868 * loop-invariant.c (struct use): Add addr_use_p.
11869 (struct def): Add n_addr_uses.
11870 (struct invariant): Add cheap_address.
11871 (create_new_invariant): Set cheap_address.
11872 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11873 (record_uses): Pass df_ref to record_use.
11874 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11877 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11879 * config/sh/sh.c: Do not include c-pragma.h.
11881 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11883 * config/spu/spu.c: Remove include of c-common.h.
11885 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11888 * c-common.h (mark_valid_location_for_stdc_pragma,
11889 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11890 clear_float_const_decimal64, float_const_decimal64_p): New.
11891 * c.opt (Wunsuffixed-float-constants): New.
11892 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11893 unsuffixed float constant, handle new warning.
11894 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11895 * c-decl.c (c_scope): New flag float_const_decimal64.
11896 (set_float_const_decimal64, clear_float_const_decimal64,
11897 float_const_decimal64_p): New.
11898 (push_scope): Set new flag.
11899 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11900 to use STDC pragmas.
11901 (c_parser_external_declaration): Ditto.
11902 (c_parser_compound_statement_nostart): Ditto.
11903 * c-pragma.c (valid_location_for_stdc_pragma,
11904 mark_valid_location_for_stdc_pragma,
11905 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11906 handle_pragma_float_const_decimal64): New.
11907 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11908 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11909 set_float_const_decimal64, clear_float_const_decimal64,
11910 float_const_decimal64_p): New dummy functions.
11911 * doc/extend.texi (Decimal Float): Remove statement that the
11912 pragma, and suffix for double constants, are not supported.
11913 * doc/invoke.texi (Warning Options): List new option.
11914 (-Wunsuffixed-float-constants): New.
11916 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11918 * config/i386/i386.c: Do not include c-common.h.
11920 2009-05-07 Mark Heffernan <meheff@google.com>
11922 * doc/invoke.texi (Debugging Options): Document change of debugging
11924 * opts.c (decode_options): Make dump_base_name relative to
11925 aux_base_name directory.
11927 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11929 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11930 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11932 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11934 * Makefile.in (install-plugin): Simplify a bit.
11936 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11938 * Makefile.in (OBJS-common): Add regcprop.o.
11940 * timevar.def (TV_CPROP_REGISTERS): New.
11941 * regrename.c (regrename_optimize): Return 0.
11942 (rest_of_handle_regrename): Delete.
11943 (pass_rename_registers): Point to regrename_optimize.
11944 (struct value_data_entry, struct value_data,
11945 kill_value_one_regno, kill_value_regno, kill_value,
11946 set_value_regno, init_value_data, kill_clobbered_value,
11947 kill_set_value, kill_autoinc_value, copy_value,
11948 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11949 replace_oldest_value_reg, replace_oldest_value_addr,
11950 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11951 debug_value_data, validate_value_data): Move...
11952 * regcprop.c: ... here.
11953 (rest_of_handle_cprop): Delete.
11954 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11956 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11958 PR middle-end/40057
11959 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11960 GEN_INT for 1 << bitnum.
11961 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11962 build_int_cst_type.
11964 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11966 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11967 Remove wrong description of "nand" operation.
11969 2009-05-06 Richard Guenther <rguenther@suse.de>
11970 Adam Nemet <anemet@caviumnetworks.com>
11972 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11973 comment. Add that if LHS is not a gimple register, then RHS1 has
11974 to be a single object (GIMPLE_SINGLE_RHS).
11976 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11978 * expr.c (get_def_for_expr): Move it up in the file.
11979 (store_field): When expanding a bit-field store, look at the
11980 defining gimple stmt for the masking conversion.
11982 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11984 PR middle-end/39986
11985 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11986 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11987 32-bit memcpy into long.
11989 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11991 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11992 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11994 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11995 instead of appending DW_OP_deref*.
11997 2009-05-06 Michael Matz <matz@suse.de>
11999 PR middle-end/40021
12000 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
12001 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
12003 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
12005 * Makefile.in (install-plugin): Fix srcdir handling.
12007 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
12009 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
12010 when processing for not_regs_needed bitmap.
12011 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
12012 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
12013 handling it for rhs.
12015 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12017 * config/i386/i386.md (unnamed inc/dec peephole): Use
12018 optimize_insn_for_size_p instead of optimize_size.
12019 * config/i386/predicates.md (incdec_operand): Likewise.
12020 (aligned_operand): Likewise.
12021 * config/i386/sse.md (divv8sf3): Likewise.
12022 (sqrtv8sf2): Likewise.
12024 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12026 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
12028 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
12030 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12032 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
12033 ssemodesuffixf2c with avxmodesuffixf2c.
12035 2009-05-06 Joseph Myers <joseph@codesourcery.com>
12038 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
12040 2009-05-05 Jakub Jelinek <jakub@redhat.com>
12042 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
12043 (struct tree_base): Adjust spacing for 8 bit boundaries.
12044 (struct tree_decl_common): Add decl_by_reference_flag bit.
12045 (DECL_BY_REFERENCE): Adjust.
12046 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
12047 print DECL_BY_REFERENCE bit.
12048 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
12049 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
12050 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
12051 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
12054 PR middle-end/39666
12055 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
12056 range of the type, but default label is missing, add it with one
12057 of the existing labels instead of adding a new label for it.
12059 2009-05-05 Joseph Myers <joseph@codesourcery.com>
12063 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
12065 * Makefile.in (enable_plugin, plugin_includedir): New.
12066 (install): Depend on install-plugin.
12067 (PLUGIN_HEADERS): New.
12068 (install-plugin): New.
12069 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
12071 2009-05-05 Richard Guenther <rguenther@suse.de>
12073 PR tree-optimization/40022
12074 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
12076 (phivn_valid_p): Fix tuplification error, simplify.
12077 (phiprop_insert_phi): Add dumps.
12078 (propagate_with_phi): Simplify.
12080 2009-05-05 Richard Guenther <rguenther@suse.de>
12082 PR middle-end/40023
12083 * builtins.c (gimplify_va_arg_expr): Properly build the address.
12085 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
12087 * tree.h (strip_float_extensions): Remove duplicate declaration.
12088 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
12089 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
12090 block_ultimate_origin): Rearrange the declarations line to match the
12091 comment that indicates the .c file which the functions are defined.
12092 (dwarf2out_*, set_decl_rtl): Add comment.
12093 (get_base_address): Adjust comment.
12094 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
12095 declarations line and add comment.
12096 (is_builtin_name): Add blank after function name, for clarity.
12098 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12100 * attribs.c (decl_attributes): Use %qE for identifiers in
12102 * cgraphunit.c (verify_cgraph_node): Translate function names to
12103 locale character set in diagnostics.
12104 * coverage.c (get_coverage_counts): Use %qE for identifiers in
12106 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
12107 Document that functions are named in UTF-8.
12108 * expr.c (expand_expr_real_1): Translate function names to locale
12109 character set in diagnostics.
12110 * gimplify.c (omp_notice_variable, omp_is_private,
12111 gimplify_scan_omp_clauses): Use %qE for identifiers in
12113 * langhooks.c (lhd_print_error_function): Translate function names
12114 to locale character set.
12115 * langhooks.h (decl_printable_name): Document that return value is
12116 in internal character set.
12117 * stmt.c: Include pretty-print.h
12118 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
12120 (resolve_operand_name_1): Translate named operand name to locale
12122 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
12124 * toplev.c (announce_function): Translate function names to locale
12126 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
12127 (default_tree_printer): Use pp_identifier or translate identifiers
12128 to locale character set. Mark "<anonymous>" for translation.
12129 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
12130 for identifiers in diagnostics.
12131 * tree.c (handle_dll_attribute): Use %qE for identifiers in
12133 * varasm.c (output_constructor): Use %qE for identifiers in
12136 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
12138 * configure.ac: use ` ` instead of $()
12139 * configure: Regenerate.
12141 2009-05-05 Ben Elliston <bje@au.ibm.com>
12143 * config/pa/linux-atomic.c: Eliminate conditional include of
12144 errno.h on non-LP64 systems to simplify build requirements.
12146 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12148 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
12150 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
12151 and pass value to identifier_to_locale.
12152 (warn_variable_length_array): Make name a tree.
12153 (grokdeclarator): Separate diagnostic texts for named and unnamed
12154 declarators. Use %qE for named declarators.
12155 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
12157 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
12158 identifiers in diagnostics.
12159 * c-typeck.c (push_member_name, start_init): Pass identifiers to
12160 identifier_to_locale. Mark "anonymous" strings for translation.
12162 2009-05-04 Michael Eager <eager@eagercon.com>
12164 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
12165 address for DImode/DFmode only if double-precision FP regs.
12167 2009-05-04 Michael Eager <eager@eagercon.com>
12169 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
12170 TARGET_SINGLE_FLOAT check.
12172 2009-05-04 Michael Eager <eager@eagercon.com>
12174 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
12176 2009-05-04 Michael Eager <eager@eagercon.com>
12178 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
12179 * config/rs6000/t-xilinx: New
12181 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
12183 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
12184 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
12185 * gcc/explow.c (memory_address): Use target hook.
12186 * gcc/targhooks.c (default_legitimize_address): New.
12187 * gcc/targhooks.h (default_legitimize_address): New.
12188 * gcc/target.h (legitimize_address): New.
12189 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
12190 (TARGET_INITIALIZER): Include it.
12191 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
12193 * config/bfin/bfin-protos.h (legitimize_address): Remove.
12194 * config/bfin/bfin.c (legitimize_address): Remove.
12195 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
12196 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
12198 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
12199 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
12201 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
12202 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
12203 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
12204 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
12205 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
12206 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
12207 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
12208 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
12209 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
12210 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
12211 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
12212 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
12213 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
12214 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
12215 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
12216 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
12217 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
12218 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
12219 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
12220 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
12221 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
12222 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
12223 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
12225 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
12226 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
12227 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
12228 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
12229 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
12230 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
12231 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
12232 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
12233 (thumb_legitimize_address): Delete.
12234 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
12235 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
12236 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
12237 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
12238 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
12239 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
12241 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
12244 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
12245 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
12246 * config/m32r/m32r.c (m32r_legitimize_address): New.
12247 * config/m68k/m68k.c (m68k_legitimize_address): New.
12248 * config/score/score.c (score_legitimize_address): Standardize.
12249 * config/score/score3.c (score3_legitimize_address): Standardize.
12250 * config/score/score3.h (score3_legitimize_address): Adjust.
12251 * config/score/score7.c (score7_legitimize_address): Standardize.
12252 * config/score/score7.h (score7_legitimize_address): Adjust.
12253 * config/sh/sh.c (sh_legitimize_address): New.
12254 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
12256 * gcc/config/s390/s390.c (legitimize_address): Rename to...
12257 (s390_legitimize_address): ... this.
12258 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
12259 (sparc_legitimize_address): ... this.
12260 * gcc/config/i386/i386.c (legitimize_address): Rename to...
12261 (ix86_legitimize_address): ... this.
12262 * gcc/config/avr/avr.c (legitimize_address): Rename to...
12263 (avr_legitimize_address): ... this.
12264 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
12265 (mn10300_legitimize_address): ... this.
12266 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
12267 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
12268 (alpha_expand_mov): Adjust call.
12270 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
12271 * config/spu/spu.c (spu_legitimize_address): Likewise.
12272 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
12273 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
12275 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12277 * intl.c (locale_encoding, locale_utf8): New.
12278 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
12279 * intl.h (locale_encoding, locale_utf8): Declare.
12280 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
12281 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
12283 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
12285 (pp_tree_identifier): Define to call pp_base_tree_identifier.
12286 (pp_base_tree_identifier): Declare as function.
12287 (identifier_to_locale): Declare.
12288 * Makefile.in (pretty-print.o): Update dependencies.
12289 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
12291 2009-05-04 Richard Guenther <rguenther@suse.de>
12293 PR middle-end/40015
12294 * builtins.c (fold_builtin_memory_op): Do not decay to element
12295 type if the size matches the whole array.
12297 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12299 * expmed.c (synth_mult): When trying out a shift, pass the result
12302 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12304 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
12305 (shiftsub1_cost): New.
12306 (init_expmed): Compute shiftsub1_cost.
12307 (synth_mult): Optimize multiplications by constants of the form
12308 -(2^^m-1) for some constant positive integer m.
12310 2009-05-03 Richard Guenther <rguenther@suse.de>
12313 * c-typeck.c (array_to_pointer_conversion): Do not built
12314 ADDR_EXPRs of arrays of pointer-to-element type.
12315 * c-gimplify.c (c_gimplify_expr): Revert change fixing
12316 up wrong ADDR_EXPRs after-the-fact.
12317 * c-common.c (strict_aliasing_warning): Strip pointer
12318 conversions for obtaining the original type.
12319 * builtins.c (fold_builtin_memset): Handle array types.
12320 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
12323 2009-05-03 Richard Guenther <rguenther@suse.de>
12325 PR middle-end/23329
12326 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
12327 Do not lose casts from array types with unknown extent to array
12328 types with known extent.
12329 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
12330 alias set compatibility.
12332 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
12334 * flags.h (extra_warnings): Delete.
12335 * toplev.c (process_options): Handle Wuninitialized here.
12336 * opts.c (extra_warnings): Delete.
12337 (set_Wextra): Delete.
12338 (common_handle_option): -Wextra can be handled automatically.
12339 * c-opts.c (c_common_handle_option): Delete obsolete code.
12340 (c_common_post_options): Simplify comment.
12341 * common.opt (W): Add Var.
12343 (Wuninitialized): Initialize to -1.
12345 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
12346 Richard Guenther <rguenther@suse.de>
12348 * expr.c (get_def_for_expr): New function.
12349 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
12350 SSA rather than trees.
12351 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
12352 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
12354 2009-05-03 Joseph Myers <joseph@codesourcery.com>
12356 * c-common.c (reswords): Add _Imaginary.
12357 * c-common.c (enum rid): Add RID_IMAGINARY.
12359 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
12361 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
12362 Patch by Richard Guenther.
12364 2009-05-03 Anatoly Sokolov <aesok@post.ru>
12366 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
12367 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12368 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
12369 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
12370 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
12371 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
12372 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
12373 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
12374 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
12375 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
12376 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
12377 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
12378 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
12379 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
12380 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
12381 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
12382 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
12383 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
12385 2009-05-02 Richard Guenther <rguenther@suse.de>
12387 PR tree-optimization/39940
12388 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
12391 2009-05-02 Richard Guenther <rguenther@suse.de>
12393 PR middle-end/40001
12394 * tree-ssa.c (execute_update_addresses_taken): Properly check
12395 if we can mark a variable DECL_GIMPLE_REG_P.
12396 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
12397 back to the end of the function.
12398 (is_gimple_reg_type): Remove complex type special casing.
12399 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
12402 2009-05-02 Ben Elliston <bje@au.ibm.com>
12404 * doc/collect2.texi (Collect2): Document search path behaviour
12405 when configured with --with-ld.
12407 2009-05-02 Jan Hubicka <jh@suse.cz>
12409 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
12410 parameter; update callers.
12411 (coalesce_cost_edge): EH edges are costier because they needs
12412 splitting even if not critical and even more costier when there are
12413 multiple EH predecestors.
12415 2009-05-02 Jan Hubicka <jh@suse.cz>
12417 * except.c (remove_eh_handler_and_replace): Handle updating after
12418 removing TRY blocks.
12420 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
12422 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
12424 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
12426 * varasm.c: Do not include c-pragma.h.
12427 * attribs.c: Do not incude c-common.h.
12429 2009-05-01 Michael Matz <matz@suse.de>
12431 * calls.c (initialize_argument_information): Handle SSA names like
12432 decls with a non MEM_P DECL_RTL.
12434 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12436 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
12437 * ipa-utils.c: Likewise.
12438 * ipa-type-escape.c: Likewise.
12439 * cgraphunit.c Do not include c-common.h.
12440 * ipa-pure-const.c: Likewise.
12441 * tree-if-conv.c: Likewise.
12442 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
12443 * ipa-struct-reorg.c: Likewise.
12444 * tree-nomudflap.c: Likewise.
12445 * tree-ssa-structalias.c: Likewise.
12447 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12449 * store-motion.c: Many cleanups to make this pass a first-class
12450 citizen instead of an appendix to gcse load motion. Add TODO list
12451 to make this pass faster/cleaner/better.
12453 (struct ls_expr): Post gcse.c-split cleanups.
12454 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
12455 "stores" field to "avail_stores".
12456 (pre_ldst_mems): Rename to store_motion_mems.
12457 (pre_ldst_table): Rename to store_motion_mems_table.
12458 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
12459 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
12460 (ldst_entry): Rename to st_expr_entry, update users.
12461 (free_ldst_entry): Rename to free_st_expr_entry, update users.
12462 (free_ldst_mems): Rename to free_store_motion_mems, update users.
12463 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
12465 (first_ls_expr): Rename to first_st_expr, update users.
12466 (next_ls_expr): Rename to next_st_expr, update users.
12467 (print_ldst_list): Rename to print_store_motion_mems. Print names of
12468 fields properly for store motion instead of names inherited from load
12470 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
12471 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
12474 (ae_kill): Rename to st_kill, update users.
12475 (ae_gen): Rename to st_avloc, update users.
12476 (transp): Rename to st_transp, update users.
12477 (pre_insert_map): Rename to st_insert_map, update users.
12478 (pre_delete_map): Rename to st_delete_map, update users.
12479 (insert_store, build_store_vectors, free_store_memory,
12480 one_store_motion_pass): Update for abovementioned changes.
12482 (gcse_subst_count, gcse_create_count): Remove.
12483 (one_store_motion_pass): New statistics counters "n_stores_deleted"
12484 and "n_stores_created", local variables.
12486 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
12489 (regvec, compute_store_table_current_insn): Remove.
12490 (reg_set_info, reg_clear_last_set): Remove.
12491 (compute_store_table): Use DF caches instead of local dataflow
12494 2009-05-01 Joseph Myers <joseph@codesourcery.com>
12496 * c-objc-common.c (c_tree_printer): Print identifiers with
12497 pp_identifier, not pp_string. Mark "({anonymous})" for
12499 * c-pretty-print.c (pp_c_ws_string): New.
12500 (pp_c_cv_qualifier, pp_c_type_specifier,
12501 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
12502 pp_c_storage_class_specifier, pp_c_function_specifier,
12503 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
12504 pp_c_primary_expression, pp_c_postfix_expression,
12505 pp_c_unary_expression, pp_c_shift_expression,
12506 pp_c_relational_expression, pp_c_equality_expression,
12507 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
12508 use pp_string and pp_c_ws_string in place of pp_identifier and
12509 pp_c_identifier for non-identifiers. Mark English strings for
12511 * c-pretty-print.h (pp_c_ws_string): Declare.
12513 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
12514 Roland McGrath <roland@redhat.com>
12516 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
12517 (ENABLE_LD_BUILDID): New configuration option.
12518 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
12519 (LINK_BUILDID_SPEC): New macro.
12520 (init_spec): If defined, prepend it between LINK_EH_SPEC and
12522 * doc/install.texi: Document --enable-linker-build-id option.
12523 * configure: Rebuild.
12524 * config.in: Rebuild.
12526 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
12528 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
12529 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
12530 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
12531 MIPS_GP_SAVE_AREA_SIZE.
12532 * config/mips/mips.c (struct mips_frame_info): Update comment
12533 before arg_pointer_offset and hard_frame_pointer_offset.
12534 (mips_compute_frame_info): Update diagram before function: to
12535 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
12536 indicate the position of frame_pointer_rtx with -fstack-protector and
12537 to show args_size. Don't allocate cprestore area for leaf functions
12538 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
12540 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
12542 2009-04-30 Michael Matz <matz@suse.de>
12544 PR tree-optimization/39955
12545 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
12547 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
12549 * ira.c (setup_cover_and_important_classes): Use safe macro
12550 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
12552 * genpreds.c (write_tm_preds_h): Output suitable definition of
12553 REG_CLASS_FOR_CONSTRAINT.
12555 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12557 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
12559 * bitmap.c (bitmap_descriptor): Likewise.
12560 * ggc-common.c (loc_descriptor): Likewise.
12561 * varray.c (varray_descriptor): Likewise.
12562 * vec.c (vec_descriptor): Likewise.
12564 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
12566 * Makefile.in (dce.o): Add $(EXCEPT_H).
12567 * dce.c: Include except.h and delete redundant vector definitions.
12568 (deletable_insn_p): Return false for non-call insns that can throw
12571 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
12573 * gcse.c (ae_gen): Remove.
12574 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
12575 and make non-static function to make it available in store-motion.c.
12576 Update call sites with search-and-replace.
12577 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
12578 extract_mentioned_regs, extract_mentioned_regs_helper,
12579 find_moveable_store, compute_store_table, load_kills_store, find_loads,
12580 store_killed_in_insn, store_killed_after, store_killed_before,
12581 build_store_vectors, insert_insn_start_basic_block, insert-store,
12582 remove_reachable_equiv_notes, replace_store_insn, delete_store,
12583 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
12584 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
12585 * store-motion.c: ...new file. Also copy data structures from gcse.c
12586 and clean up to remove parts not used by store motion.
12587 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
12588 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
12590 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12593 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
12594 when optimizing for size.
12596 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
12598 * gcse.c (gcse_constant_p): Fix typo in last change.
12600 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12602 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
12604 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
12606 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
12608 2009-04-29 James E. Wilson <wilson@codesourcery.com>
12610 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
12611 CONST_HIGH_PART result.
12613 2009-04-29 Anatoly Sokolov <aesok@post.ru>
12615 * config/avr/avr.c (initial_elimination_offset): Rename to
12616 avr_initial_elimination_offset.
12617 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
12618 change return type to bool.
12619 (avr_can_eliminate): New function.
12620 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
12621 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
12622 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
12623 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
12624 avr_initial_elimination_offset.
12625 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
12626 (avr_initial_elimination_offset): Define.
12628 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
12629 Steven Bosscher <steven@gcc.gnu.org>
12631 PR rtl-optimization/39938
12632 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
12633 * cfgrtl.c: Include insn-attr.h.
12634 (rest_of_pass_free_cfg): New function.
12635 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
12636 * resource.c (init_resource_info): Remove call to df_analyze.
12638 2009-04-29 Richard Guenther <rguenther@suse.de>
12641 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
12642 allow conversion to signed integers.
12644 2009-04-29 Richard Guenther <rguenther@suse.de>
12646 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
12647 shifts of floating point vectors if the shift amount is
12648 a constant multiple of the element size.
12650 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
12651 Michael Matz <matz@suse.de>
12653 PR middle-end/39927
12655 * tree-outof-ssa.c (emit_partition_copy): New function.
12656 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
12657 insert_part_to_rtx_on_edge): Perform the partition base var
12658 copy using emit_partition_copy.
12659 (insert_value_copy_on_edge): Convert constants to the right mode.
12660 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
12661 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
12663 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12665 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
12666 scan backwards to try to find a constant to initialize it.
12668 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
12669 insn before the loop_end instruction, don't look past labels.
12671 2009-04-29 Richard Guenther <rguenther@suse.de>
12673 PR middle-end/39937
12674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12675 loose type conversions.
12676 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12677 stmts only if there are no uses of its definition.
12679 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12681 * config/bfin/bfin.h (splitting_loops): Declare.
12682 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12683 Reorder bit definitions to be ascending.
12684 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12685 * config/bfin/bfin.c (splitting_loops): New variable.
12686 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12687 (struct loop_info): Remove members INIT and LOOP_INIT.
12688 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12689 the LSETUP sequence. Allow LC to be loaded from any register, but
12690 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12691 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12693 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12694 of reload_completed.
12697 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12699 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12701 * Makefile.in (PLUGIN_VERSION_H): New.
12702 (OBJS-common): Remove plugin-version.o.
12703 (plugin.o): Depend on (PLUGIN_VERSION_H).
12704 (plugin-version.o): Remove.
12705 * configure: Regenerate
12706 * configure.ac: Create plugin-version.h.
12707 * gcc-plugin.h (plugin_gcc_version): Remove.
12708 (plugin_default_version_check): Change signature.
12709 * plugin-version.c: Remove.
12710 * plugin.c: Include plugin-version.h.
12711 (str_plugin_gcc_version_name): Remove.
12712 (try_init_one_plugin): Pass gcc version to plugin_init.
12713 (plugin_default_version_check): Both gcc and plugin versions are now
12716 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12718 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12719 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12720 Remove special case testing for last insn of inner loops. Don't fail
12721 if the loop ends with a jump, emit an extra nop instead.
12723 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12724 DREGS rather than comparing directly. Remove code that tries to
12725 account for latencies.
12727 2009-04-29 Richard Guenther <rguenther@suse.de>
12729 PR tree-optimization/39941
12730 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12731 eliminating an indirect call.
12733 2009-04-29 Richard Guenther <rguenther@suse.de>
12735 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12736 parameter. Allow invariants as base if !require_lvalue.
12737 (verify_gimple_assign_single): Adjust.
12739 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12741 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12742 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12743 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12744 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12745 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12747 * config/bfin/bfin.c (bfin_expand_builtin,
12748 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12750 2009-04-28 Richard Guenther <rguenther@suse.de>
12752 * tree-vect-loop.c (get_initial_def_for_induction): Use
12753 correct types for pointer increment.
12755 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12757 * toplev.c (print_version): Update GMP version string calculation.
12759 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12761 PR rtl-optimization/39938
12762 * resource.c (init_resource_info): Add call to df_analyze.
12764 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12766 * config/alpha/alpha.md (usegp): Cast the result of
12767 alpha_find_lo_sum_using_gp to enum attr_usegp.
12768 * config/alpha/alpha.c (override_options): Remove end-of-structure
12769 marker element from cpu_table. Use array size of cpu_table to handle
12770 -mcpu and -mtune options.
12771 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12773 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12775 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12776 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12777 tune_32 and tune_64.
12778 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12779 support on PowerPC.
12780 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12781 * config/rs6000/option-defaults.h: ... here. New file.
12782 (OPT_64, OPT_32): Define.
12783 (MASK_64BIT): Define to 0 if not already defined.
12784 (OPT_ARCH64, OPT_ARCH32): Define.
12785 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12788 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12790 * config/arm/arm.c (arm_override_options): Emit error on using
12793 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12795 PR rtl-optimization/39914
12796 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12797 registers for allocnos created from user-defined variables only
12798 when not optimizing.
12800 2009-04-28 Richard Guenther <rguenther@suse.de>
12802 PR middle-end/39937
12803 * fold-const.c (fold_binary): Use distribute_real_division only
12806 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12808 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12809 add hpux-stdint.h to tm_file.
12810 (hppa[12]*-*-hpux11*): Ditto.
12811 (ia64*-*-hpux*): Ditto.
12812 * config/hpux-stdint.h: New.
12813 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12814 __STDC_EXT__ for all compiles.
12815 * config/pa/pa-hpux.h: Ditto.
12816 * config/pa/pa-hpux10.h: Ditto.
12817 * config/pa/pa-hpux11.h: Ditto.
12819 2009-04-28 Catherine Moore <clm@codesourcery.com>
12821 * debug.h (set_name): Add comment.
12823 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12826 * config/darwin.c (machopic_gen_offset): Check
12827 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12828 * config/arm/arm.c (require_pic_register): Likewise.
12830 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12832 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12833 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12834 m32c_promote_prototypes): Delete.
12836 2009-04-28 Michael Matz <matz@suse.de>
12838 PR middle-end/39922
12839 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12842 2009-04-28 Richard Guenther <rguenther@suse.de>
12844 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12846 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12848 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12849 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12850 * config/arm/arm-tune.md: Regenerate.
12852 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12854 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12855 block if there are complex incoming edges.
12856 (sel_merge_blocks): Remove useless assert.
12857 (sel_redirect_edge_and_branch): Check that edge was redirected.
12858 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12859 (sel_find_rgns): Delete declaration.
12860 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12861 the region when it is not a preheader.
12863 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12866 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12868 2009-04-28 Richard Guenther <rguenther@suse.de>
12870 * tree.h (SSA_NAME_VALUE): Remove.
12871 (struct tree_ssa_name): Remove value_handle member.
12872 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12873 array for jump threading.
12874 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12876 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12877 * tree-flow.h (threadedge_initialize_values): Declare.
12878 (threadedge_finalize_values): Likewise.
12879 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12880 (SSA_NAME_VALUE): Define.
12881 (threadedge_initialize_values): New function.
12882 (threadedge_finalize_values): Likewise.
12883 * tree-ssa-dom.c (ssa_name_values): New global variable.
12884 (SSA_NAME_VALUE): Define.
12885 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12887 2009-04-28 Ira Rosen <irar@il.ibm.com>
12889 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12890 Use REPORT_VECTORIZED_LOCATIONS instead
12891 REPORT_VECTORIZED_LOOPS.
12892 * tree-vectorizer.c (vect_verbosity_level): Make static.
12893 (vect_loop_location): Rename to vect_location.
12894 (vect_set_verbosity_level): Update comment.
12895 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12897 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12898 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12899 instead REPORT_UNVECTORIZED_LOOPS.
12900 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12901 and vect_loop_def to vect_external_def and vect_internal_def.
12902 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12903 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12904 REPORT_UNVECTORIZED_LOCATIONS.
12905 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12906 and vect_used_in_loop and to vect_unused_in_scope and
12907 vect_used_in_scope.
12908 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12909 (vect_verbosity_level): Remove declaration.
12910 (vect_analyze_operations): Likewise.
12911 (vect_analyze_stmt): Declare.
12912 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12913 REPORT_UNVECTORIZED_LOCATIONS.
12914 (vect_get_loop_niters): Fix indentation.
12915 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12916 (vect_analyze_loop_operations): New function.
12917 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12918 vect_analyze_operations.
12919 (vect_is_simple_reduction): Use new names.
12920 (vectorizable_live_operation, vect_transform_loop): Likewise.
12921 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12922 to specify whether the data references can be a part of interleaving
12924 (vect_analyze_data_ref_dependence): Use new names.
12925 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12926 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12927 * tree-vect-patterns.c (widened_name_p): Use new names.
12928 (vect_recog_dot_prod_pattern): Likewise.
12929 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12930 (process_use, vect_mark_stmts_to_be_vectorized,
12931 vect_model_simple_cost, vect_model_store_cost,
12932 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12933 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12934 vectorizable_operation, vectorizable_type_demotion,
12935 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12936 vectorizable_condition): Likewise.
12937 (vect_analyze_operations): Split into vect_analyze_loop_operations
12939 (vect_analyze_stmt): ... new function.
12940 (new_stmt_vec_info): Use new names.
12941 (vect_is_simple_use): Use new names and fix comment.
12942 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12943 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12945 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12948 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12949 and integer modes for x87 operands. Do not ICE for unsupported size,
12950 generate error instead. Generate error for unsupported operand types.
12951 ['z']: Do not handle HImode memory operands specially. Warning
12952 for floating-point operands. Fallthru to 'Z' for unsupported operand
12953 types. Do not ICE for unsupported size, generate error instead.
12954 (output_387_binary_op): Use %Z to output operands.
12955 (output_fp_compare): Ditto.
12956 (output_387_reg_move): Ditto.
12958 2009-04-28 Ben Elliston <bje@au.ibm.com>
12963 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12965 * builtins.c (c_strlen): Do not warn here.
12966 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12967 * c-common.c (pointer_int_sum): Take an explicit location.
12968 Warn about offsets out of bounds.
12969 * c-common.h (pointer_int_sum): Adjust declaration.
12971 2009-04-27 Ian Lance Taylor <iant@google.com>
12973 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12975 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12976 * df-core.c (df_set_flags): Change return type to int. Change
12977 type of old_flags to int.
12978 (df_clear_flags): Likewise.
12979 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12980 (df_get_conditional_uses): Likewise.
12981 * df.h (df_set_flags, df_clear_flags): Update declarations.
12982 * dwarf2out.c (struct indirect_string_node): Change type of form
12983 field to enum dwarf_form.
12984 (AT_string_form): Change return type to enum dwarf_form.
12985 * fixed-value.c (fixed_compare): Add cast to enum type.
12986 * fwprop.c (update_df): Change 0 to VOIDmode.
12987 * gensupport.c: Change 0 to UNKNOWN.
12988 * gimple.h (gimple_cond_code): Add cast to enum type.
12989 * haifa-sched.c (reemit_notes): Add cast to enum type.
12990 * hooks.c (hook_int_void_no_regs): Remove function.
12991 * hooks.h (hook_int_void_no_regs): Remove declaration.
12992 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12993 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12994 * real.c (real_arithmetic): Add cast to enum type.
12995 (real_compare): Likewise.
12996 * target.h (struct gcc_target): Change return type of
12997 branch_target_register_class to enum reg_class.
12998 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12999 default_branch_target_register_class.
13000 * targhooks.c (default_branch_target_register_class): New function.
13001 * targhooks.h (default_branch_target_register_class): Declare.
13002 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
13003 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
13005 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
13007 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
13008 vect_uninitialized_def. Change 0 to ERROR_MARK.
13009 * tree-vect-stmts.c (supportable_widening_operation): Don't
13010 initialize icode1 and icode2.
13011 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
13012 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
13014 (cmn_err_flag_specs): Change 0 to STD_C89.
13015 (cmn_err_char_table): Likewise.
13016 * config/arm/arm.c (get_arm_condition_code): Change type of code
13017 to enum arm_cond_code.
13018 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
13019 (IWMMXT_BUILTIN2): Likewise.
13020 (neon_builtin_type_bits): Don't define typedef.
13021 (neon_builtin_datum): Change type of bits field to int.
13022 (arm_expand_neon_args): Add cast to enum type.
13023 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
13025 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
13026 casts to enum type.
13027 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
13029 * config/mips/mips.md (jal_macro): Return enum constant.
13030 (single_insn): Likewise.
13031 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
13033 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13034 casts to enum type.
13035 * config/s390/s390.c (s390_tune_flags): Change type to int.
13036 (s390_arch_flags): Likewise.
13037 (s390_handle_arch_option): Change flags field of struct pta to int.
13038 * config/s390/s390.h (s390_tune_flags): Update declaration.
13039 (s390_arch_flags): Likewise.
13040 * config/sh/sh.c (prepare_move_operands): Compare
13041 tls_symbolic_operand result with enum constant.
13042 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
13043 (sh_expand_prologue): Add cast to enum type.
13044 (sh_expand_epilogue): Likewise.
13045 (tls_symbolic_operand): Change return type to enum tls_model.
13046 (fpscr_set_from_mem): Add cast to enum type.
13047 (legitimize_pic_address): Compare tls_symbolic_operand result with
13049 (sh_target_reg_class): Change return type to enum reg_class.
13050 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
13052 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
13053 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
13054 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
13055 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
13056 (delayed_branch, tls_call_delay): Likewise.
13057 (eligible_for_sibcall_delay): Likewise.
13058 (eligible_for_return_delay): Likewise.
13059 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
13060 (spu_expand_builtin_1): Likewise.
13062 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
13063 for all types of conversions.
13064 (output_init_element): Issue -Wc++-compat warning if needed when
13065 initializing a bitfield with enum type.
13066 * c-parser.c (c_parser_expression): Set original_type to
13067 original_type of right hand operand of comma operator.
13069 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13071 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
13073 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
13074 * doc/cpp.texi (Standard Predefined Macros)
13075 (Implementation-defined behavior): Likewise.
13076 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
13077 * doc/gimple.texi (GIMPLE Exception Handling)
13078 (@code{GIMPLE_ASSIGN}): Likewise.
13079 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
13080 * doc/invoke.texi (Warning Options, Optimize Options)
13081 (AVR Options, Darwin Options): Likewise.
13082 (Optimize Options): Reformulate -fwhole-program description.
13083 * doc/loop.texi (Lambda): Likewise.
13084 * doc/md.texi (Output Template, Define Constraints)
13085 (Standard Names, Insn Splitting): Likewise.
13086 * doc/options.texi (Option properties): Likewise.
13087 * doc/passes.texi (Tree-SSA passes): Likewise.
13088 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
13089 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
13090 (File Names and DBX): Likewise.
13091 * doc/trouble.texi (Incompatibilities): Likewise.
13093 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13095 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
13096 instruction is correct.
13098 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13100 Allow non-constant arguments to conversion intrinsics.
13101 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
13102 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
13103 * spu.c (print_operand): Handle 'v' and 'w'.
13104 (exp2_immediate_p, spu_gen_exp2): Define.
13105 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
13106 spu_convtf_1): Update parameter descriptions.
13107 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
13108 * constraints.md ('v', 'w'): New.
13109 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
13111 (i2f, I2F): New define_mode_attr.
13112 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
13113 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
13114 fixuns_truncv4sfv4si2): Update to use mode attribute.
13115 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
13116 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
13117 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
13118 patterns for combine.
13120 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
13122 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
13123 (cprop, hoist, pre, store_motion): New debug counters.
13124 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
13125 is not an RTL pass anymore.
13126 (pass_profiling): Remove extern decl for pass removed in 2005.
13127 (pass_gcse, pass_jump_bypass): Remove.
13128 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
13129 to 0 for clean state.
13130 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
13131 * cse.c (gate_handle_cse_after_global_opts,
13132 rest_of_handle_cse_after_global_opts): New functions.
13133 (pass_cse_after_global_opts): New pass, does local CSE.
13134 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
13135 (TV_CPROP): New timevar.
13136 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
13137 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
13138 (gcse_main, recompute_all_luids): Remove.
13139 (compute_hash_table_work): Call max_reg_num instead of reading
13141 (cprop_jump): Don't set run_jump_opt_after_gcse.
13142 (constprop_register): Always allow to alter jumps.
13143 (cprop_insn): Likewise.
13144 (do_local_cprop): Likewise.
13145 (local_cprop_pass): Likewise. Return non-zero if something changed.
13146 (cprop): Remove function, fold interesting bits into one_cprop_pass.
13147 (find_implicit_sets): Add note about missed optimization opportunity.
13148 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
13149 pass_rtl_cprop execute function.
13150 Don't bother tracking the pass number, each pass gets its own dumpfile
13152 Always allow to alter jumpsand bypass jumps.
13153 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
13154 will just find no suitable set.
13155 (pre_edge_insert): Fix dumping, this function is for PRE only.
13156 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
13157 pass_rtl_pre execute function.
13158 (hoist_code): Return non-zero if something changed. Keep track of
13159 substitutions and insertions for statistics gathering similar to PRE.
13160 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
13161 called from the pass_rtl_hoist execute function. Show pass statistics.
13162 (compute_store_table): Use max_reg_num directly instead of using the
13163 formerly global max_gcse_regno.
13164 (build_store_vectors): Likewise.
13165 (replace_store_insn): Fix dumping.
13166 (store_motion): Rename to ...
13167 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
13168 pass, called from the pass_rtl_store_motion execute function. Keep
13169 track of substitutions and insertions for statistics gathering similar
13171 (bypass_jumps): Remove, fold interesting bits into ...
13172 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
13173 from the pass_rtl_cprop execute function.
13174 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
13175 pass_jump_bypass): Remove.
13176 (gate_handle_gcse, rest_of_handle_gcse): Remove.
13177 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
13178 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
13179 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
13180 (gate_rtl_store_motion, execute_rtl_store_motion,
13181 pass_rtl_store_motion): New.
13182 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
13183 make it clear that -fcse-skip-blocks is a no-op for backward compat.
13184 * passes.c (init_optimization_passes): Remove pass_gcse and
13185 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
13186 and cse_after_global_opts in place of pass_gcse. Schedule cprop
13187 instead of pass_jump_bypass.
13189 2009-04-27 Richard Guenther <rguenther@suse.de>
13191 PR middle-end/39928
13192 * gimplify.c (gimplify_expr): If we are required to create
13193 a temporary make sure it ends up as register.
13195 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
13198 * config/i386/i386.c (construct_container): Don't call
13199 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
13200 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
13202 2009-04-27 Michael Matz <matz@suse.de>
13204 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
13205 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
13206 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
13207 (dump_replaceable_exprs): Take a bitmap.
13208 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
13210 (expand_gimple_basic_block): Likewise.
13211 * tree-ssa-ter.c (struct temp_expr_table_d): Make
13212 replaceable_expressions member a bitmap.
13213 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
13214 (mark_replaceable): Likewise.
13215 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
13216 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
13218 2009-04-27 Richard Guenther <rguenther@suse.de>
13220 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
13221 (verify_stmts): Dispatch to gimple/type verification code.
13222 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
13223 issue with call argument types.
13225 2009-04-27 Michael Matz <matz@suse.de>
13227 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
13228 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
13231 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
13232 Eric Botcazou <ebotcazou@adacore.com>
13234 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
13235 a label's basic block.
13236 (mark_target_live_regs): Tidy and rework obsolete comments.
13237 Change back DF problem to LIVE. If a label starts a basic block,
13238 assume that all registers that used to be live then still are.
13239 (init_resource_info): If a label starts a basic block, set its
13240 BLOCK_FOR_INSN accordingly.
13241 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
13243 2009-04-27 Richard Guenther <rguenther@suse.de>
13245 * tree-flow-inline.h (function_ann): Remove.
13246 (get_function_ann): Likewise.
13247 * tree-dfa.c (create_function_ann): Remove.
13248 * tree-flow.h (struct static_var_ann_d): Remove.
13249 (struct function_ann_d): Likewise.
13250 (union tree_ann_d): Remove fdecl member.
13251 (function_ann_t): Remove.
13252 (function_ann, get_function_ann, create_function_ann): Remove
13255 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
13257 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
13259 2009-04-27 Jan Hubicka <jh@suse.cz>
13261 * ipa-pure-const.c (struct funct_state_d): New fields
13262 state_previously_known, looping_previously_known; remove
13263 state_set_in_source.
13264 (analyze_function): Use new fields.
13265 (propagate): Avoid assumption that state_set_in_source imply
13268 * tree-ssa-loop-niter.c (finite_loop_p): New function.
13269 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
13270 * cfgloop.h (finite_loop_p): Declare.
13272 2009-04-26 Michael Matz <matz@suse.de>
13274 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
13276 2009-04-26 Michael Matz <matz@suse.de>
13278 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
13279 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
13280 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
13281 pass_mark_used_blocks): Remove.
13282 * tree-optimize.c (pass_free_datastructures,
13283 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
13284 * passes.c (init_optimization_passes): Don't call
13285 pass_mark_used_blocks, remove dead code.
13287 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
13289 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
13290 * tree-ssa-live.h (register_ssa_partition): Likewise.
13292 2009-04-26 Michael Matz <matz@suse.de>
13295 * builtins.c (fold_builtin_next_arg): Handle SSA names.
13296 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
13297 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
13299 (compare_pairs): Swap cost comparison.
13300 (coalesce_ssa_name): Don't use change_partition_var.
13301 * tree-nrv.c (struct nrv_data): Add modified member.
13302 (finalize_nrv_r): Set it.
13303 (tree_nrv): Use it to update statements.
13304 (pass_nrv): Require PROP_ssa.
13305 * tree-mudflap.c (mf_decl_cache_locals,
13306 mf_build_check_statement_for): Use make_rename_temp.
13307 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
13308 * alias.c (find_base_decl): Handle SSA names.
13309 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
13310 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
13311 * rtl.h (set_reg_attrs_for_parm): Declare.
13312 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
13313 to "optimized", remove unused locals at finish.
13314 (execute_free_datastructures): Make global, call
13315 delete_tree_cfg_annotations.
13316 (execute_free_cfg_annotations): Don't call
13317 delete_tree_cfg_annotations.
13319 * ssaexpand.h: New file.
13320 * expr.c (toplevel): Include ssaexpand.h.
13321 (expand_assignment): Handle SSA names the same as register variables.
13322 (expand_expr_real_1): Expand SSA names.
13323 * cfgexpand.c (toplevel): Include ssaexpand.h.
13324 (SA): New global variable.
13325 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
13326 (SSAVAR): New macro.
13327 (set_rtl): New helper function.
13328 (add_stack_var): Deal with SSA names, use set_rtl.
13329 (expand_one_stack_var_at): Likewise.
13330 (expand_one_stack_var): Deal with SSA names.
13331 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
13332 before unique numbers.
13333 (expand_stack_vars): Use set_rtl.
13334 (expand_one_var): Accept SSA names, add asserts for them, feed them
13335 to above subroutines.
13336 (expand_used_vars): Expand all partitions (without default defs),
13337 then only the local decls (ignoring those expanded already).
13338 (expand_gimple_cond): Remove edges when jumpif() expands an
13339 unconditional jump.
13340 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
13341 or remove abnormal edges. Ignore insns setting the LHS of a TERed
13343 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
13344 members of SA; deal with PARM_DECL partitions here; expand
13345 all PHI nodes, free tree datastructures and SA. Commit instructions
13346 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
13347 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
13348 info and statements at start, collect garbage at finish.
13349 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
13350 (VAR_ANN_PARTITION) Remove.
13351 (change_partition_var): Don't declare.
13352 (partition_to_var): Always return SSA names.
13353 (var_to_partition): Only accept SSA names.
13354 (register_ssa_partition): Only check argument.
13355 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
13357 (delete_var_map): Don't free it.
13358 (var_union): Only accept SSA names, simplify.
13359 (partition_view_init): Mark only useful SSA names as used.
13360 (partition_view_fini): Only deal with SSA names.
13361 (change_partition_var): Remove.
13362 (dump_var_map): Use ssa_name instead of partition_to_var member.
13363 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
13365 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
13366 (struct _elim_graph): New member const_dests; nodes member vector of
13368 (set_location_for_edge): New static helper.
13369 (create_temp): Remove.
13370 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
13371 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
13372 (new_elim_graph): Allocate const_dests member.
13373 (clean_elim_graph): Truncate const_dests member.
13374 (delete_elim_graph): Free const_dests member.
13375 (elim_graph_size): Adapt to new type of nodes member.
13376 (elim_graph_add_node): Likewise.
13377 (eliminate_name): Likewise.
13378 (eliminate_build): Don't take basic block argument, deal only with
13379 partition numbers, not variables.
13380 (get_temp_reg): New static helper.
13381 (elim_create): Use it, deal with RTL temporaries instead of trees.
13382 (eliminate_phi): Adjust all calls to new signature.
13383 (assign_vars, replace_use_variable, replace_def_variable): Remove.
13384 (rewrite_trees): Only do checking.
13385 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
13386 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
13387 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
13388 contains_tree_r, MAX_STMTS_IN_LATCH,
13389 process_single_block_loop_latch, analyze_edges_for_bb,
13390 perform_edge_inserts): Remove.
13391 (expand_phi_nodes): New global function.
13392 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
13393 functions, initialize new parameter, remember partitions having a
13395 (finish_out_of_ssa): New global function.
13396 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
13397 don't reset in_ssa_p here, don't disable TER when mudflap.
13398 (pass_del_ssa): Remove.
13399 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
13401 (execute_free_datastructures): Declare.
13402 * Makefile.in (SSAEXPAND_H): New variable.
13403 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
13404 * basic-block.h (commit_one_edge_insertion): Declare.
13405 * passes.c (init_optimization_passes): Move pass_nrv and
13406 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
13407 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
13408 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
13409 (redirect_branch_edge): Deal with super block when expanding, split
13410 out jump patching itself into ...
13411 (patch_jump_insn): ... here, new static helper.
13413 2009-04-26 Michael Matz <matz@suse.de>
13415 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
13416 beyond num_ssa_names.
13417 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
13418 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
13420 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13422 PR inline-asm/39543
13423 * fwprop.c (forward_propagate_asm): New function.
13424 (forward_propagate_and_simplify): Propagate also into __asm, if it
13425 doesn't increase the number of referenced registers.
13428 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
13430 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13432 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
13433 note_nonlocal_vla_type for nonlocal VLAs.
13434 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
13435 contains_remapped_vars, remap_vla_decls): New functions.
13436 (convert_nonlocal_reference_stmt): If not optimizing, call
13437 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
13438 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
13439 if it wasn't found in var_map.
13440 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
13441 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
13442 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
13444 * gimplify.c (nonlocal_vlas): New variable.
13445 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
13447 (gimplify_body): Create and destroy nonlocal_vlas.
13449 * dwarf2out.c (loc_descr_plus_const): New function.
13450 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
13451 mem_loc_descriptor, loc_descriptor_from_tree_1,
13452 descr_info_loc, gen_variable_die): Use it.
13454 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
13455 !TREE_STATIC VAR_DECLs.
13456 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
13457 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
13458 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
13459 DECL_BY_REFERENCE is valid.
13460 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
13461 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
13462 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
13463 Copy DECL_BY_REFERENCE.
13464 (struct nesting_copy_body_data): New type.
13465 (nesting_copy_decl): New function.
13466 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
13467 if they have variable length.
13469 2009-04-26 Michael Matz <matz@suse.de>
13471 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
13472 mark new temporaries for renaming.
13474 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13477 * c-decl.c (global_bindings_p): Return negative value.
13478 (c_variable_size): New. Based on variable_size from
13480 (grokdeclarator): Call c_variable_size not variable_size.
13482 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
13484 * config/i386/i386.c (print_operand) ['z']: Fix typo.
13486 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
13488 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
13489 Redefine it to just use mingw/include.
13490 (ASM_SPEC): Rules for -m32 and -m64.
13491 (LINK_SPEC): Use Likewise.
13492 (SPEC_32): New define.
13493 (SPEC_64): Likewise.
13494 (SUB_LINK_SPEC): Likewise.
13495 (MULTILIB_DEFAULTS): New define.
13496 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
13497 Add multilib options.
13498 (MULTILIB_DIRNAMES): Likewise.
13499 (MULTILIB_OSDIRNAMES): Likewise.
13500 (LIBGCC): Likewise.
13501 (INSTALL_LIBGCC): Likewise.
13503 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13506 * c-tree.h (enum c_inline_static_type): New.
13507 (record_inline_static): Declare.
13508 * c-decl.c (struct c_inline_static, c_inline_statics,
13509 record_inline_static, check_inline_statics): New.
13510 (pop_file_scope): Call check_inline_statics.
13511 (start_decl): Call record_inline_static instead of pedwarning
13512 directly for static in inline function.
13513 * c-typeck.c (build_external_ref): Call record_inline_static
13514 instead of pedwarning directly for static referenced in inline
13517 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
13519 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
13520 not new but only being rescanned.
13521 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
13522 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
13523 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
13524 record_set_info, compute_set, grealloc): Remove.
13525 (recompute_all_luids): New function.
13526 (gcse_main): Don't compute sets, and don't do related memory
13527 allocations/free-ing. If something changed before the end of the
13528 pass, update LUIDs using recompute_all_luids.
13529 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
13530 (free_gcse_mem): Don't free it either.
13531 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
13532 Use the df insn LUIDs.
13533 (load_killed_in_block): Likewise.
13534 (compute_hash_table_work): Don't compute reg_set_in_block.
13535 (compute_transp): Use DF_REG_DEF_CHAINs.
13536 (local_cprop_pass): Don't use compute_sets and related functions.
13537 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
13538 Use get_max_uid() instead of max_cuid.
13539 (insert_insn_end_basic_block, pre_insert_copy_insn,
13540 update_ld_motion_stores): Don't try to
13541 keep reg_set tables up to date.
13542 (pre_insert_copies): Use df insn LUIDs.
13543 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
13544 (reg_set_info): Don't use extra bitmap argument.
13545 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
13546 information to compute regs_set_in_block.
13547 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
13548 (bypass_jumps): Don't use compute_sets and friends.
13550 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13553 * opts.c (undocumented_msg): Do not leave blank even with
13556 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13558 * c-decl.c (build_enumerator): Allow values folding to integer
13559 constants but not integer constant expressions with a pedwarn if
13562 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13565 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
13566 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
13567 type is an integer constant.
13569 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13572 * config/i386/i386.c (print_operand) ['z']: Revert handling of
13575 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13578 * c-decl.c (grokdeclarator): Diagnose declarations of functions
13579 with variably modified return type and no storage class
13580 specifiers, except for the case of nested functions. Distinguish
13581 extern declarations of functions with variably modified return
13582 types from those of objects with variably modified types.
13584 2009-04-25 Jan Hubicka <jh@suse.cz>
13586 * tree.c (list_equal_p): New function.
13587 * tree.h (list_equal_p): Declare.
13588 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13589 basic_block_def, basic_block, const_basic_block): New.
13590 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
13591 (redirect_eh_edge): New function.
13592 (make_eh_edge_update_phi): EH edges are not abnormal.
13593 * except.c: Include tree-flow.h.
13594 (list_match): New function.
13595 (eh_region_replaceable_by_p): New function.
13596 (replace_region): New function.
13597 (hash_type_list): New function.
13598 (hash_eh_region): New function.
13599 (eh_regions_equal_p): New function.
13600 (merge_peers): New function.
13601 (remove_unreachable_regions): Verify EH tree when checking;
13603 (copy_eh_region_1): New function.
13604 (copy_eh_region): New function.
13605 (push_reachable_handler): New function.
13606 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
13607 regions without label but with live RESX.
13608 * except.h (redirect_eh_edge_to_label): New.
13609 * tree-flow.h (redirect_eh_edge): New.
13610 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13611 basic_block_def, basic_block, const_basic_block): Remove.
13612 * Makefile.in (except.o): Add dependency on tree-flow.h
13613 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
13614 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
13617 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
13620 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
13621 on the destination of memcpy.
13623 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
13625 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
13626 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
13627 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
13629 2009-04-25 Jan Hubicka <jh@suse.cz>
13631 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
13632 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
13633 to be reached by different label than left.
13634 (update_eh_edges): Update comment; remove edge_to_remove if possible
13635 and return true if suceeded.
13636 (cleanup_empty_eh): Accept sharing map; handle shared regions.
13637 (cleanup_eh): Compute sharing map.
13638 * except.c (remove_eh_handler_and_replace): Add argument if we should
13640 (remove_unreachable_regions): Update for label sharing.
13641 (label_to_region_map): Likewise.
13642 (get_next_region_sharing_label): New function.
13643 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
13645 (remove_eh_handler): Update.
13646 (remove_eh_region_and_replace_by_outer_of): New function.
13647 * except.h (struct eh_region): Add next_region_sharing_label.
13648 (remove_eh_region_and_replace_by_outer_of,
13649 get_next_region_sharing_label): Declare.
13650 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
13652 2009-04-25 Jan Hubicka <jh@suse.cz>
13654 * tree-cfg.c (split_critical_edges): Split also edges where we can't
13655 insert code even if they are not critical.
13657 2009-04-25 Jan Hubicka <jh@suse.cz>
13659 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13660 (gimple_can_remove_branch_p): EH edges won't remove branch by
13662 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
13663 updating of non-abnormal EH edges.
13664 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13665 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
13666 (split_critical_edges): Split also edges where emitting code on them
13667 will lead to splitting later.
13669 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13670 H.J. Lu <hongjiu.lu@intel.com>
13673 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13674 the configured assembler supports fildq and fistpq mnemonics.
13675 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13676 * configure: Regenerated.
13677 * config.in: Ditto.
13679 * config/i386/i386.c (print_operand): Handle 'Z'.
13680 ['z']: Remove handling of special fild/fist suffixes.
13681 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13682 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13683 suffix of fild insn.
13684 (*floatsi<mode>2_vector_mixed): Ditto.
13685 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13686 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13687 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13688 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13689 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13691 2009-04-25 Ben Elliston <bje@au.ibm.com>
13693 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13694 the source of a set operation.
13696 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13698 * target.h (struct gcc_target): Add case_values_threshold field.
13699 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13700 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13701 * targhooks.c (default_case_values_threshold): New function.
13702 * targhooks.h (default_case_values_threshold): Declare function.
13703 * stmt.c (expand_case): Use case_values_threshold target hook.
13704 * expr.h (case_values_threshold): Remove declartation.
13705 * expr.c (case_values_threshold): Remove function.
13706 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13708 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13709 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13710 (avr_case_values_threshold): Declare as static.
13711 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13713 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13714 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13715 (mn10300_case_values_threshold): New function.
13717 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13719 * ira.c (setup_cover_and_important_classes): Add enum cast.
13721 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13723 * genpreds.c (write_enum_constraint_num): Output definition of
13724 CONSTRAINT_NUM_DEFINED_P macro.
13725 * ira.c (setup_cover_and_important_classes): Use
13726 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13728 2009-04-24 DJ Delorie <dj@redhat.com>
13730 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13731 __SH2A_SINGLE_ONLY__ also.
13733 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13735 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13736 (movdf_internal): Ditto.
13737 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13738 SFmode and DFmode constants.
13739 (ia64_print_operand): Add 'G' format for printing
13740 floating point constants.
13742 2009-04-24 Richard Guenther <rguenther@suse.de>
13744 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13745 from unsigned additions.
13747 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13749 * c-typeck.c (set_init_index): Allow array designators that are
13750 not integer constant expressions with a pedwarn if pedantic.
13752 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13754 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13755 zero if no overlap in nonzero bits between the operands.
13757 2009-04-24 Ian Lance Taylor <iant@google.com>
13759 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13760 (record_dead_and_set_regs): Likewise.
13761 * df.h (struct df_mw_hardreg): Change flags field to int.
13762 (struct df_base_ref): Likewise.
13763 (struct df): Change changeable_flags field to int.
13764 * df-scan.c (df_defs_record): Change clobber_flags to int.
13765 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13766 constants rather than #define macros.
13767 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13768 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13769 (enum dwarf_calling_convention): Likewise.
13770 (enum dwarf_line_number_x_ops): Likewise.
13771 (enum dwarf_call_frame_info): Likewise.
13772 (enum dwarf_source_language): Likewise.
13773 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13774 (add_calling_convention_attribute): Likewise.
13775 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13776 (combine_comparisons): Change compcode to int. Add cast to enum type.
13777 * genrecog.c (maybe_both_true_2): Change c to int.
13778 (write_switch): Likewise. Add cast to enum type.
13779 * gimplify.c (gimplify_omp_for): Handle return values from
13780 gimplify_expr using MIN rather than bitwise or.
13781 (gimplify_expr): Add cast to enum type.
13782 * ipa-prop.c (update_jump_functions_after_inlining): Change
13783 IPA_BOTTOM to IPA_JF_UNKNOWN.
13784 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13785 Add casts to enum type.
13786 (setup_cover_and_important_classes): Change cl to int. Add casts
13788 (setup_class_translate): Change cl and mode to int.
13789 (ira_init_once): Change mode to int.
13790 (free_register_move_costs): Likewise.
13791 (setup_prohibited_mode_move_regs): Add casts to enum type.
13792 * langhooks.c (add_builtin_function_common): Rework assertion that
13793 value fits bitfield.
13794 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13795 * omega.c (omega_do_elimination): Avoid math on enum types.
13796 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13797 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13798 int local to handle integral_argment value.
13799 * regmove.c (try_auto_increment): Change PUT_MODE to
13801 * reload.c (push_secondary_reload): Add casts to enum type.
13802 (secondary_reload_class, find_valid_class): Likewise.
13803 * reload1.c (emit_input_reload_insns): Likewise.
13804 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13805 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13806 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13808 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13809 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13811 (expand_complex_libcall): Add casts to enum type.
13812 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13813 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13814 with ERROR_MARK, not NUM_TREE_CODES.
13815 (vect_create_epilog_for_reduction): Likewise.
13816 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13817 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13818 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13820 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13821 vect_unused_in_loop. Change 0 to loop_vect.
13822 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13823 * var-tracking.c (get_init_value): Change return type to enum
13825 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13826 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13828 (arm_override_options): Add casts to enum type.
13829 (arm_emit_tls_decoration): Likewise.
13830 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13832 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13833 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13834 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13836 * config/s390/s390.c (code_for_builtin_64): Change to array of
13838 (code_for_builtin_31): Likewise.
13839 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13841 * config/sparc/sparc.c (sparc_override_options): Change value
13842 field in struct code_model to enum cmodel. In initializer change
13843 0 to NULL and add cast to enum type.
13845 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13846 Change all callers. Issue a -Wc++-compat warning using
13847 lhs_origtype if necessary.
13848 (convert_for_assignment): Issue -Wc++-compat warnings about
13849 invalid conversions to enum type on assignment.
13850 * c-common.h (build_modify_expr): Update declaration.
13852 2009-04-24 Nick Clifton <nickc@redhat.com>
13854 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13855 (function_arg_advance): Likewise.
13856 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13859 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13861 * config/s390/constraints.md ('I', 'J'): Fix condition.
13863 2009-04-24 Diego Novillo <dnovillo@google.com>
13865 * gengtype-parse.c (parse_error): Add newline after message.
13867 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13869 * config/i386/sse.md (avxmodesuffixs): Removed.
13870 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13871 (*avx_pinsr<ssevecsize>): This.
13873 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13875 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13876 follow chains of regs with a single definition, and allow expressions
13877 that are function_invariant_p.
13878 (simple_rhs_p): Allow expressions that are function_invariant_p.
13880 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13882 PR middle-end/39867
13883 * fold-const.c (fold_cond_expr_with_comparison): When folding
13884 > and >= to MAX, make sure the MAX uses the same type as the
13885 comparison's operands.
13887 2009-04-24 Nick Clifton <nickc@redhat.com>
13889 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13890 addressing for DImode accesses.
13891 (frv_print_operand_address): Handle PLUS case.
13892 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13894 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13896 PR rtl-optimization/39794
13897 * alias.c (canon_true_dependence): Add x_addr argument.
13898 * rtl.h (canon_true_dependence): Adjust prototype.
13899 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13900 * cselib.c (cselib_invalidate_mem): Likewise.
13901 * gcse.c (compute_transp): Likewise.
13902 * dse.c (scan_reads_nospill): Likewise.
13903 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13904 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13905 canon_base_addr of the group, plus optional offset.
13906 (struct group_info): Rename canon_base_mem to
13908 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13909 canon_rtx of base_mem.
13911 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13913 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13914 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13916 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13918 * config/spu/spu-builtins.h: Delete file.
13920 * config/spu/spu.h (enum spu_builtin_type): Move here from
13922 (struct spu_builtin_description): Likewise. Add GTY marker.
13923 Do not use enum spu_function_code or enum insn_code.
13924 (spu_builtins): Add extern declaration.
13926 * config/spu/spu.c: Do not include "spu-builtins.h".
13927 (enum spu_function_code, enum spu_builtin_type_index,
13928 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13929 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13930 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13931 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13932 (spu_builtin_types): Make static. Add GTY marker.
13933 (spu_builtins): Add extern declaration with GTY marker.
13934 Include "gt-spu.h".
13936 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13937 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13938 Check programmatically whether all parameters are scalar.
13940 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13942 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13944 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13945 assignment from the constructor either if the target is volatile.
13947 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13949 * config/arm/arm.md (insv): Do not share operands[0].
13951 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13953 * config/vxlib-tls.c (active_tls_threads): Delete.
13954 (delete_hook_installed): New.
13955 (tls_delete_hook): Don't delete the delete hook.
13956 (tls_destructor): Delete it here.
13957 (__gthread_set_specific): Adjust installing the delete hook.
13958 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13959 __gthread_leave_tsd_dtor_context.
13961 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13963 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13965 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13967 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13969 (alpha_rtx_costs): Ditto.
13970 (emit_unlikely_jump): Use add_reg_note.
13971 (emit_frame_store_1): Ditto.
13972 (alpha_expand_prologue): Ditto.
13973 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13974 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13976 2009-04-23 Nick Clifton <nickc@redhat.com>
13978 * config/v850/v850.md (epilogue): Remove suppressed code.
13979 (return): Rename to return_simple and remove test of frame size.
13980 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13981 to gen_return_simple.
13983 2009-04-22 Jing Yu <jingyu@google.com>
13986 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13988 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13991 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13992 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13993 value is a VECTOR_CST, the element type is the element type of the
13996 2009-04-22 DJ Delorie <dj@redhat.com>
13998 * config/m32c/m32c.h: Update GTY annotations to new syntax.
14000 2009-04-22 Jakub Jelinek <jakub@redhat.com>
14002 * alias.c (find_base_term): Move around LO_SUM case, so that
14003 CONST falls through into PLUS/MINUS handling.
14006 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
14007 into 0, use omit_one_operand.
14009 2009-04-23 Ben Elliston <bje@au.ibm.com>
14011 * config/rs6000/linux-unwind.h (get_regs): Remove type
14012 puns. Change the type of `pc' to an array of unsigned ints and
14013 update all users. Constify frame24.
14015 2009-04-22 DJ Delorie <dj@redhat.com>
14017 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
14018 declarations before code.
14019 (current_function_special_page_vector): Likewise.
14020 (m32c_expand_insv): Silence a warning.
14022 2009-04-21 Taras Glek <tglek@mozilla.com>
14024 * alias.c: Update GTY annotations to new syntax.
14025 * basic-block.h: Likewise.
14026 * bitmap.h: Likewise.
14027 * c-common.h: Likewise.
14028 * c-decl.c: Likewise.
14029 * c-parser.c: Likewise.
14030 * c-pragma.c: Likewise.
14031 * c-tree.h: Likewise.
14032 * cfgloop.h: Likewise.
14033 * cgraph.h: Likewise.
14034 * config/alpha/alpha.c: Likewise.
14035 * config/arm/arm.h: Likewise.
14036 * config/avr/avr.h: Likewise.
14037 * config/bfin/bfin.c: Likewise.
14038 * config/cris/cris.c: Likewise.
14039 * config/darwin.c: Likewise.
14040 * config/frv/frv.c: Likewise.
14041 * config/i386/i386.c: Likewise.
14042 * config/i386/i386.h: Likewise.
14043 * config/i386/winnt.c: Likewise.
14044 * config/ia64/ia64.h: Likewise.
14045 * config/iq2000/iq2000.c: Likewise.
14046 * config/mips/mips.c: Likewise.
14047 * config/mmix/mmix.h: Likewise.
14048 * config/pa/pa.c: Likewise.
14049 * config/pa/pa.h: Likewise.
14050 * config/rs6000/rs6000.c: Likewise.
14051 * config/s390/s390.c: Likewise.
14052 * config/sparc/sparc.c: Likewise.
14053 * config/xtensa/xtensa.c: Likewise.
14054 * cselib.h: Likewise.
14055 * dbxout.c: Likewise.
14056 * dwarf2out.c: Likewise.
14057 * except.c: Likewise.
14058 * except.h: Likewise.
14059 * fixed-value.h: Likewise.
14060 * function.c: Likewise.
14061 * function.h: Likewise.
14062 * gimple.h: Likewise.
14063 * integrate.c: Likewise.
14064 * optabs.c: Likewise.
14065 * output.h: Likewise.
14066 * real.h: Likewise.
14068 * stringpool.c: Likewise.
14069 * tree-data-ref.c: Likewise.
14070 * tree-flow.h: Likewise.
14071 * tree-scalar-evolution.c: Likewise.
14072 * tree-ssa-address.c: Likewise.
14073 * tree-ssa-alias.h: Likewise.
14074 * tree-ssa-operands.h: Likewise.
14075 * tree.c: Likewise.
14076 * tree.h: Likewise.
14077 * varasm.c: Likewise.
14078 * varray.h: Likewise.
14080 * coretypes.h: Do not define GTY macro if it is already defined.
14081 * doc/gty.texi: Update GTY documentation to new syntax.
14082 * gengtype-lex.l: Enforce attribute-like syntax for GTY
14083 annotations on structs.
14084 * gengtype-parse.c: Likewise.
14086 2009-04-22 Mark Heffernan <meheff@google.com>
14088 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
14090 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14092 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
14095 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14097 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
14098 the same as a PLUS without a shift. Increase the cost of a
14101 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14103 * Makefile.in: Update dependencies.
14104 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
14105 * errors.h: Remove bogus comment about compatibility.
14106 (warning): Update declaration.
14107 * genautomata.c: Update all calls to warning.
14108 * gimple.c: Do not include errors.h. Include toplev.h.
14109 * tree-ssa-structalias.c: Do not include errors.h.
14110 * omega.c: Likewise.
14111 * tree-ssa-reassoc.c: Likewise.
14112 * config/spu/spu-c.c: Likewise.
14113 * config/spu/t-spu-elf: Update dependencies.
14115 2009-04-22 Richard Guenther <rguenther@suse.de>
14117 PR tree-optimization/39824
14118 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
14119 make sure the types are compatible.
14121 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14124 * c-common.c (c_parse_error): Take a token_flags parameter.
14125 Use token_type for the token type instead.
14126 Pass token_flags to cpp_type2name.
14127 * c-common.h (c_parse_error): Update declaration.
14128 * c-parser.c (c_parser_error): Pass 0 as token flags.
14130 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
14132 PR rtl-optimization/39580
14133 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
14135 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14137 * function.c (expand_function_end): Do not emit a jump to the "naked"
14138 return label for fall-through returns.
14139 * except.c (sjlj_emit_function_exit): Always place the call to the
14140 unregister function at the location installed by expand_function_end.
14142 2009-04-22 Richard Guenther <rguenther@suse.de>
14144 PR tree-optimization/39845
14145 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
14146 (gen_inbound_check): Likewise.
14148 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
14150 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
14152 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
14153 * config/vxlib.c (__gthread_once): Add race guard for PPC.
14155 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14157 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
14158 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
14159 shift counts to avoid out-of-bounds array accesses.
14161 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14163 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
14164 (Pmode): Move above.
14166 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
14168 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
14169 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
14170 GET_CODE macro. Use IN_RANGE macro where appropriate.
14171 * config/alpha/alpha.h: Ditto.
14172 * config/alpha/alpha.md: Ditto.
14173 * config/alpha/constraints.md: Ditto.
14174 * config/alpha/predicates.md: Ditto.
14176 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14178 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
14179 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14180 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14181 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14182 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14183 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14184 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14185 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14186 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14187 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14188 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14189 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14190 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14191 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14192 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14193 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14194 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14195 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14196 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14197 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14198 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14199 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14200 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14201 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14202 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14203 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14204 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14206 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14208 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
14209 references from comments.
14210 * cfgbuild.c: (count_basic_blocks): Delete.
14211 (find_basic_blocks_1): Delete.
14212 (find_basic_blocks): Delete.
14213 * except.c (finish_eh_generation): Make static. Move comment from
14214 except.h here. Remove find_basic_blocks references from comments.
14215 * except.h (finish_eh_generation): Delete.
14216 * basic-block.h (find_basic_blocks): Delete.
14217 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
14219 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
14221 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
14222 (sdbout_parms): Likewise.
14224 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14226 * config/sh/sh.c (prepare_cbranch_operands): Use
14227 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
14228 (expand_cbranchdi4): Likewise.
14229 (from_compare): Add cast to enum type.
14230 (expand_cbranchsi4): Use add_reg_note.
14231 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
14232 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
14233 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
14234 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14235 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
14236 instead of CODE_FOR_nothing.
14237 (cbranchdi4): Likewise. Fix the order of arguments for
14239 (push_fpscr): Use add_reg_note.
14240 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
14241 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
14243 2009-04-21 Joseph Myers <joseph@codesourcery.com>
14245 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
14246 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14247 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14248 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
14249 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
14250 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
14251 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
14252 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
14253 config/alpha/x-vms, config/arc/t-arc,
14254 config/arm/README-interworking, config/arm/arm-c.c,
14255 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
14256 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
14257 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
14258 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
14259 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
14260 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
14261 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
14262 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
14263 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
14264 config/cris/t-elfmulti, config/crx/t-crx,
14265 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
14266 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
14267 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
14268 config/h8300/t-h8300, config/i386/athlon.md,
14269 config/i386/darwin-libgcc.10.4.ver,
14270 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
14271 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
14272 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
14273 config/i386/t-linux64, config/i386/t-nwld,
14274 config/i386/t-rtems-i386, config/i386/t-sol2-10,
14275 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
14276 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
14277 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
14278 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
14279 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
14280 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
14281 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
14282 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
14283 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
14284 config/m68k/t-uclinux, config/mcore/t-mcore,
14285 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
14286 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
14287 config/mips/crtn.asm, config/mips/irix-crti.asm,
14288 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
14289 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
14290 config/mips/mips-fixed.md, config/mips/sb1.md,
14291 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
14292 config/mips/t-iris6, config/mips/t-isa3264,
14293 config/mips/t-libgcc-mips16, config/mips/t-linux64,
14294 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
14295 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
14296 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
14297 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
14298 config/mn10300/t-linux, config/mn10300/t-mn10300,
14299 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
14300 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
14301 config/picochip/libgccExtras/clzsi2.asm,
14302 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
14303 config/rs6000/darwin-libgcc.10.4.ver,
14304 config/rs6000/darwin-libgcc.10.5.ver,
14305 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
14306 config/rs6000/t-aix43, config/rs6000/t-aix52,
14307 config/rs6000/t-darwin, config/rs6000/t-fprules,
14308 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
14309 config/rs6000/t-lynx, config/rs6000/t-netbsd,
14310 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
14311 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
14312 config/rs6000/t-rtems, config/rs6000/t-spe,
14313 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
14314 config/score/t-score-elf, config/sh/divcost-analysis,
14315 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
14316 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
14317 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
14318 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
14319 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
14320 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
14321 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
14322 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
14323 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
14324 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
14325 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
14326 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
14327 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
14328 limitx.h, version.c, xcoff.h: Add copyright and license notices.
14329 * config/h8300/genmova.sh: Include copyright and license notices
14330 in generated output.
14331 * config/h8300/mova.md: Regenerate.
14332 * doc/install.texi2html: Include word "Copyright" in copyright
14333 notice and use name "Free Software Foundation, Inc.".
14334 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14335 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14336 ChangeLog-2007, ChangeLog-2008: Correct dates.
14338 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
14340 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
14341 NE_EXPR operations as well.
14342 * c-parser.c (c_parser_condition): Do not set location information on
14344 (c_parser_conditional_expression): Likewise.
14345 (c_parser_binary_expression): Set location information on operators.
14346 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
14347 TRUTH_NOT_EXPR has been folded.
14348 * fold-const.c (fold_truth_not_expr): Copy location information from
14349 the incoming expression to the outgoing one.
14350 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
14351 recursive calls on the LHS of the operator but pass that of the
14352 operator to recursive calls on the RHS of the operator. Set it
14354 (shortcut_cond_expr): Set the locus of the operator on the second
14355 COND_EXPR and that of the expression on the first in degenerate cases.
14356 Pass the locus of the expression to calls to shortcut_cond_r.
14357 Set the locus of the 'then' block on the associated jump, if any.
14358 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
14359 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
14360 expression to call to gimplify_boolean_expr.
14362 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
14364 * config.gcc: Add additional configuration for
14365 i686-w64-mingw* and x86_64-w64-mingw* triplet.
14366 * config/i386/mingw-w64.h: New mingw-w64 specific header.
14367 (CPP_SPEC): Redefine for allowing -municode option.
14368 (STARTFILE_SPEC): Likewise.
14369 * config/i386/t-mingw-w64: New.
14370 * config/i386/mingw-w64.opt: New.
14371 (municode): Add new target option.
14372 * doc/invoke.texi (municode): Add documentation for new option.
14374 2009-04-21 Ian Lance Taylor <iant@google.com>
14376 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14377 Correct test for number of arguments.
14378 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
14380 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
14382 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
14383 argument of emit_library_call.
14385 2009-04-21 Richard Guenther <rguenther@suse.de>
14387 PR middle-end/39829
14388 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
14389 inside VIEW_CONVERT_EXPRs.
14391 2009-04-21 Martin Jambor <mjambor@suse.cz>
14393 * tree-switch-conversion.c (build_constructors): Split a long line.
14394 (constructor_contains_same_values_p): New function.
14395 (build_one_array): Create assigns of constants if possible, do not
14396 call mark_sym_for_renaming, call update_stmt.
14397 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
14398 make_rename_temp. Do not call mark_symbols_for_renaming, call
14400 (gen_def_assigns): Do not call mark_symbols_for_renaming or
14401 find_new_referenced_vars, call update_stmt.
14402 (gen_inbound_check): Use create_tmp_var and create ssa names manually
14403 instead of calling make_rename_temp. Do not call
14404 find_new_referenced_vars or mark_symbols_for_renaming, call
14407 2009-04-21 Richard Guenther <rguenther@suse.de>
14409 PR tree-optimization/39827
14410 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
14411 (tree_ssa_phiprop): Pass the correct array size.
14413 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
14415 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
14417 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
14420 * c-typeck.c (lvalue_p): Move declaration ...
14421 * c-common.h (lvalue_p): ... to here.
14422 * c-common.c (candidate_equal_p): New.
14423 (add_tlist): Use it.
14424 (merge_tlist): Use it.
14425 (warn_for_collisions_1): Likewise.
14426 (warning_candidate_p): Accept more candidates.
14427 (verify_tree): A warning candidate can be an expression. Use
14430 2009-04-21 Ben Elliston <bje@au.ibm.com>
14433 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14434 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
14435 options. Remove -mcall-solaris documentation.
14437 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14440 * doc/invoke.texi (-Wlong-long): Update description.
14441 * c-lex (interpret_integer): Only warn if there was no previous
14442 overflow and -Wlong-long is enabled.
14443 * c-decl.c (declspecs_add_type): Drop redundant flags.
14444 * c.opt (Wlong-long): Init to -1.
14445 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
14446 and front-end warn_long_long. Wlong-long only depends on other
14447 flags if it is uninitialized.
14448 * c-parser.c (disable_extension_diagnostics): warn_long_long is
14449 the same for CPP and FE.
14450 (restore_extension_diagnostics): Likewise.
14452 2009-04-20 Ian Lance Taylor <iant@google.com>
14454 Fix enum conversions which are invalid in C++:
14455 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
14456 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
14457 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
14458 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
14459 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
14460 (dbxout_parms): Likewise.
14461 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
14462 (df_clear_flags): Likewise.
14463 * df-problems.c (df_rd_bb_local_compute_process_def): Change
14464 top_flag parameter to int.
14465 (df_chain_create_bb_process_use): Likewise.
14466 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
14468 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
14469 (df_ref_create_structure, df_def_record_1): Likewise.
14470 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
14471 (df_notes_rescan): Change 0 to VOIDmode in function call.
14472 (df_get_call_refs, df_insn_refs_collect): Likewise.
14473 (df_bb_regs_collect): Likewise.
14474 (df_entry_block_defs_collect): Likewise.
14475 (df_exit_block_uses_collect): Likewise.
14476 * df.h: Update declarations.
14477 * double-int.c (double_int_divmod): Add cast to enum type.
14478 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
14479 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
14480 (based_loc_descr): Likewise.
14481 (loc_descriptor_from_tree_1): Change first_op and second_op to
14482 enum dwarf_location_atom. Add cast to enum type.
14483 * expmed.c (init_expmed): Change 0 to SET in function call.
14484 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
14485 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
14486 (do_store_flag): Likewise.
14487 * fixed-value.h (struct fixed_value): Change mode to enum
14489 * function.c (assign_parms): Change 0 to VOIDmode in function call.
14490 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
14492 (insert_insn_decl, insert_decl, insert_state): Likewise.
14493 (automata_list_finish): Likewise.
14494 * genrecog.c (process_define_predicate): Add cast to enum type.
14495 * gensupport.c (init_predicate_table): Add cast to enum type.
14496 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
14498 (gimple_build_call_1, gimple_build_label): Likewise.
14499 (gimple_build_goto, gimple_build_asm_1): Likewise.
14500 (gimple_build_switch_1, gimple_build_cdt): Likewise.
14501 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
14502 (enum fallback): Rename from enum fallback_t.
14503 (fallback_t): Typedef as int.
14504 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
14505 GSI_SAME_STMT in function call.
14506 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
14508 (setup_reg_class_relations): Likewise.
14509 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
14510 (setup_prohibited_class_mode_regs): Add cast to enum type.
14511 (setup_prohibited_mode_move_regs): Likewise.
14512 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
14513 (record_address_regs): Change i to enum reg_class.
14514 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
14515 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
14516 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
14517 (GET_MODE_2XWIDER_MODE): Likewise.
14518 (GET_CLASS_NARROWEST_MODE): Likewise.
14519 * omp-low.c (expand_omp_for): Add cast to enum type.
14520 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
14521 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
14522 * postreload.c (reload_cse_simplify_operands): Change rclass local
14524 * predict.c (combine_predictions_for_insn): Change best_predictor
14525 and predictor to enum br_predictor.
14526 (combine_predictions_for_bb): Likewise.
14527 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
14528 use SET_PREDICT_EXPR_OUTCOME.
14529 * real.c (real_arithmetic): Change icode to code in function call.
14530 * reginfo.c (init_move_cost): Add casts to enum type.
14531 (init_reg_sets_1, init_fake_stack_mems): Likewise.
14532 * regmove.c (regclass_compatible_p): Change class0 and class1 to
14534 * reload.c (find_valid_class): Add casts to enum type.
14535 (push_reload): Change 0 to NO_REGS in function call.
14536 (find_reloads): Change this_alternative to array of enum
14537 reg_class. Remove some now-unnecessary casts.
14538 (make_memloc): Change 0 to VOIDmode in function call.
14539 * reload1.c (reload): Change 0 to VOIDmode in function call.
14540 (eliminate_regs_1, elimination_effects): Likewise.
14541 (eliminate_regs_in_insn): Likewise.
14542 (emit_input_reload_insns): Add cast to enum type.
14543 (delete_output_reload): Change 0 to VOIDmode in function call.
14544 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
14545 to enum type in function call.
14546 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
14547 (SET_PREDICT_EXPR_OUTCOME): Define.
14548 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
14549 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
14550 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
14551 (dump_function): Likewise.
14552 * tree-dump.h: Update declarations.
14553 * tree-pass.h: Update declarations.
14554 * varasm.c (assemble_integer): Change mclass to enum mode_class.
14555 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
14557 (arm_rtx_costs_1): Correct parenthesization.
14558 (arm_rtx_costs): Add casts to enum type.
14559 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
14560 (vfp_emit_fstmd): Use add_rg_note.
14561 (emit_multi_reg_push, emit_sfm): Likewise.
14562 (thumb_set_frame_pointer): Likewise.
14563 (arm_expand_prologue): Likewise.
14564 (arm_regno_class): Change return type to enum reg_class.
14565 (thumb1_expand_prologue): Use add_reg_note.
14566 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
14567 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
14569 * config/arm/gentune.sh: Add cast to enum type.
14570 * config/arm/arm-tune.md: Rebuild.
14571 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
14572 (ix86_split_fp_branch, predict_jump): Likewise.
14573 (ix86_expand_multi_arg_builtin): Change sub_code from enum
14574 insn_code to enum rtx_code.
14575 (ix86_builtin_vectorized_function): Add cast to enum type.
14576 * config/i386/i386.md (truncdfsf2): Change slot to enum
14578 (truncxf<mode>2, isinf<mode>2): Likewise.
14579 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
14581 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
14582 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
14583 (insert_bundle_state): Change 1 to INSERT in function call.
14584 (ia64_add_bundle_selector_before): Likewise.
14585 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
14586 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
14587 (restore_stack_nonlocal): Likewise.
14588 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
14590 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
14592 (mips_rtx_costs): Likewise.
14593 (mips_override_options): Add casts to enum type.
14594 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
14596 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
14597 (store_reg, set_reg_plus_d): Likewise.
14598 (hppa_expand_prologue, hppa_profile_hook): Likewise.
14599 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14601 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
14603 (emit_unlikely_jump): Use add_reg_note.
14604 (rs6000_emit_allocate_stack): Likewise.
14605 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
14606 (output_toc): Change 1 to INSERT in function call.
14607 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
14608 (rs6000_initialize_trampoline): Likewise.
14609 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
14611 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
14612 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
14613 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
14614 (save_gprs): Use add_reg_note.
14615 (s390_emit_prologue): Likewise.
14616 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14617 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
14618 (sparc_fold_builtin): Add cast to enum type.
14619 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
14621 (spu_expand_prologue): Use add_reg_note.
14622 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
14624 2009-04-20 Ian Lance Taylor <iant@google.com>
14626 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
14627 (c_parser_postfix_expression_after_primary): Get VEC for list of
14628 arguments. Get original types of arguments. Call
14629 build_function_call_vec.
14630 (cached_expr_list_1, cached_expr_list_2): New static variables.
14631 (c_parser_expr_list): Change return type to VEC *. Add
14632 p_orig_types parameter. Change all callers.
14633 (c_parser_release_expr): New static function.
14634 (c_parser_vec_to_tree_list): New static function.
14635 * c-typeck.c (build_function_call): Rewrite to build a VEC and
14636 call build_function_call_vec.
14637 (build_function_call_vec): New function, based on old
14638 build_function_call.
14639 (convert_arguments): Remove nargs and argarray parameters. Change
14640 values to a VEC. Add origtypes parameter.
14641 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
14642 (convert_for_assignment): Add origtype parameter. Change all
14643 callers. If warn_cxx_compat, check for conversion to an enum
14644 type when calling a function.
14645 (store_init_value): Add origtype parameter. Change all callers.
14646 (digest_init): Likewise.
14647 (struct init_node): Add origtype field.
14648 (add_pending_init): Add origtype parameter. Change all callers.
14649 (output_init_element): Likewise.
14650 (output_pending_init_elements): Pass origtype from init_node to
14651 output_init_element.
14652 (process_init_element): Pass origtype from c_expr to
14653 output_init_element.
14654 (c_finish_return): Add origtype parameter. Change all callers.
14655 * c-common.c (sync_resolve_size): Change params to VEC *. Change
14657 (sync_resolve_params): Likewise.
14658 (sync_resolve_return): Change params to first_param. Change caller.
14659 (resolve_overloaded_builtins): Change params to VEC *. Change
14660 callers. Save first parameter around call to build_function_call_vec.
14661 * c-decl.c (finish_decl): Add origtype parameter. Change all
14662 callers. Call build_function_call_vec rather than
14663 build_function_call for cleanup.
14664 * c-tree.h: Update declarations.
14665 * c-common.h: Update declarations.
14666 * stub-objc.c (objc_rewrite_function_call): Change parameter from
14667 params to first_param.
14668 * target.h (struct gcc_target): Change resolve_overloaded_builtin
14669 params parameter from tree to void *.
14670 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14671 Change arglist parameter to have type void *, and to be a pointer
14673 * config/rs6000/rs6000-protos.h
14674 (altivec_resolve_overloaded_builtin): Update declaration.
14675 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14676 fnargs parameter to have type void *, and to be a pointer to a
14677 VEC. Call build_function_call_vec instead of
14678 build_function_call.
14679 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14681 2009-04-20 Joey Ye <joey.ye@intel.com>
14682 Xuepeng Guo <xuepeng.guo@intel.com>
14683 H.J. Lu <hongjiu.lu@intel.com>
14685 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14687 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14688 (IX86_LEA_PRIORITY): Likewise.
14689 (distance_non_agu_define): New function.
14690 (distance_agu_use): Likewise.
14691 (ix86_lea_for_add_ok): Likewise.
14692 (ix86_dep_by_shift_count): Likewise.
14694 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14695 should split for LEA.
14697 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14699 (ix86_dep_by_shift_count): Likewise.
14701 2009-04-20 Richard Guenther <rguenther@suse.de>
14703 * expr.c (handled_component_p): Move ...
14704 * tree.h (handled_component_p): ... here.
14705 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14706 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14707 and REALPART_EXPR to be in one group.
14709 2009-04-20 Richard Guenther <rguenther@suse.de>
14711 * basic-block.h (get_all_dominated_blocks): Declare.
14712 * dominance.c (get_all_dominated_blocks): New function.
14713 * tree-cfg.c (get_all_dominated_blocks): Remove.
14714 (remove_edge_and_dominated_blocks): Adjust.
14715 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14716 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14717 instead of recursing.
14719 2009-04-20 Doug Kwan <dougkwan@google.com>
14721 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14722 (struct cgraph_node_set_def): New type.
14723 (cgraph_node_set) New type. Also declare vector functions.
14724 (struct cgraph_node_set_element_def): New type.
14725 (cgraph_node_set_element): Ditto.
14726 (cgraph_node_set_iterator): New iterator type.
14727 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14728 cgraph_node_set_remove, dump_cgraph_node_set,
14729 debug_cgraph_node_set): New prototypes.
14730 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14731 cgraph_node_set_size): New inlines.
14732 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14733 including cgraph.h.
14734 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14735 argument to function 'write_summary'.
14736 * ipa.c: Include ggc.h.
14737 (hash_cgraph_node_set_element,
14738 eq_cgraph_node_set_element, cgraph_node_set_new,
14739 cgraph_node_set_add, cgraph_node_set_remove,
14740 cgraph_node_set_find, dump_cgraph_node_set,
14741 debug_cgraph_node_set): New functions.
14742 * Makefile.in (ipa.o): Add dependency on GGC_H.
14744 2009-04-20 Ira Rosen <irar@il.ibm.com>
14746 PR tree-optimization/39675
14747 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14748 check of the return code of vect_schedule_slp. Check that
14749 stmt_vec_info still exists for the statement, before checking its
14750 vectorization type.
14752 2009-04-20 Michael Matz <matz@suse.de>
14754 * Makefile.in (generated_files): Take out $(simple_generated_c).
14756 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14758 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14759 (UINTPTR_TYPE): Likewise.
14761 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14764 * c-typeck.c (digest_init): Check for initializing an array with a
14767 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14770 * c-semantics.c (pop_stmt_list): Propagate
14771 STATEMENT_LIST_HAS_LABEL to parent statement list.
14773 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14775 * config/mips/mips.h (mips_tune_attr): New macro.
14776 * config/mips/mips.md (cpu): Use it.
14778 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14781 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14784 2009-04-19 Diego Novillo <dnovillo@google.com>
14786 * toplev.c (compile_file): Move call to coverage_finish ...
14787 * cgraphunit.c (ipa_passes): ... here.
14788 Call cgraph_process_new_functions.
14789 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14790 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14792 2009-04-19 Jan Hubicka <jh@suse.cz>
14794 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14796 (dump_cgraph_node): Dump can throw external flag.
14797 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14799 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14803 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14804 * common.opt (Wlogical-op): Move from here...
14805 * c.opt (Wlogical-op): ... to here.
14806 * c-typeck.c (parser_build_binary_op): Update call to
14807 warn_logical_operator.
14808 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14810 * c-common.c (warn_logical_op): Update.
14811 * c-common.h (warn_logical_op): Update declaration.
14813 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14815 * tree.c (protected_set_expr_location): Fix formatting.
14817 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14820 * c-typeck.c (readonly_warning): new.
14821 (build_unary_op, build_modify_expr): Use readonly_warning for
14822 storing into something readonly but not const-qualified.
14824 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14827 * c-typeck.c (build_unary_op): Check for taking address of
14828 expression of type void.
14830 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14833 * c-typeck.c (build_function_call): Check for calling a function
14834 with qualified void return types. Call require_complete_type when
14837 2009-04-18 Jan Hubicka <jh@suse.cz>
14839 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14841 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14842 can_throw_external flag.
14843 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14844 * ipa-pure-const.c (ignore_edge): New function.
14845 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14846 only over can_throw_external edges.
14847 (local_pure_const): Add nothrow flag.
14848 * ipa-utils.c (searchc): Add ignore_edge callback.
14849 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14850 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14851 (set_nothrow_function_flags): Update cgraph.
14852 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14854 2009-04-18 Richard Guenther <rguenther@suse.de>
14856 PR middle-end/39804
14857 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14858 (fold_stmt): ... this and ...
14859 (fold_stmt_inplace): ... this.
14860 (fold_stmt_1): Fold references in calls and asms.
14861 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14863 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14865 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14866 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14868 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14870 * tree.c (function_args_count): Remove.
14871 * tree.h: Remove the prototype for function_args_count.
14873 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14875 * tree-iterator.c (expr_only): Remove.
14876 * tree.h: Remove the prototype for expr_only.
14878 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14880 * reginfo.c (cannot_change_mode_set_regs): Remove.
14881 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14883 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14885 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14886 whether operands 0 and 1 overlaps.
14888 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14890 PR middle-end/36902
14891 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14892 pointer. Use warning_at instead of warning.
14893 (search_for_addr_array): Likewise.
14894 (check_array_bounds): Likewise.
14895 (check_all_array_refs): Check that the incoming edge is not in the
14896 list of edges to be removed.
14897 (check_all_array_refs): Avoid the temporal pointer.
14898 (vrp_visit_cond_stmt): Fix typo.
14899 (simplify_switch_using_ranges): Handle the case where the switch
14900 index is an integer constant.
14902 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14904 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14906 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14908 * doc/extend.texi, doc/invoke.texi: Fix typos.
14910 2009-04-17 Cary Coutant <ccoutant@google.com>
14912 * tree-flow-inline.h (get_lineno): Fix inverted test.
14914 2009-04-17 Diego Novillo <dnovillo@google.com>
14916 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14917 assertion for AVAIL_OUT.
14919 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14922 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14923 * config/sh/linux-atomic.asm: Likewise.
14925 2009-04-17 Diego Novillo <dnovillo@google.com>
14927 * except.c (debug_eh_tree): New.
14928 (struct eh_region, struct eh_status): Move ...
14929 * except.h: ... here.
14930 (add_type_for_runtime): Declare extern.
14931 (lookup_type_for_runtime): Likewise.
14932 (debug_eh_tree): Declare.
14933 * Makefile.in (GTFILES): List except.h before except.c
14935 2009-04-17 Diego Novillo <dnovillo@google.com>
14937 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14938 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14939 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14940 (find_vars_r): ... here.
14941 * tree-flow.h (find_referenced_vars_in): Declare.
14942 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14943 that AVAIL_OUT exists for BLOCK.
14944 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14945 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14946 (tree-parloops.o): Likewise.
14948 2009-04-17 Simon Baldwin <simonb@google.com>
14950 * toplev.c (default_tree_printer): Add handling for %E format.
14952 2009-04-17 Diego Novillo <dnovillo@google.com>
14954 * tree-pretty-print.c (dump_generic_node): Add break after
14955 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14956 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14957 FUNCTION_TYPE together. Call print_struct_decl when printing
14958 structures and TDF_SLIM is not given.
14959 (print_struct_decl): Fix logic for detecting recursion.
14961 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14964 * gcc.c (create_at_file): New.
14965 (compile_input_file_p): New.
14966 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14967 * main.c (main): Update call to toplev_main.
14968 * toplev.c (toplev_main): Change signature. Call expandargv.
14969 * toplev.h (toplev_main): Change signature.
14971 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14973 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14974 if the latter is not constant.
14976 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14978 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14980 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14982 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14983 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14985 2009-04-17 Richard Guenther <rguenther@suse.de>
14987 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14988 Handle component references view-converting an invariant address.
14990 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14992 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14993 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14994 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14995 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14996 Use @deftypevr rather than @deftypevar.
14998 2009-04-17 Richard Guenther <rguenther@suse.de>
15000 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
15001 (get_prop_source_stmt): Likewise.
15002 (can_propagate_from): Likewise.
15004 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
15006 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
15007 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
15008 (--with-multilib-list): Add default value.
15009 * configure: Regenerate.
15010 * Makefile.in (TM_ENDIAN_CONFIG): Define.
15011 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
15012 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
15013 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
15014 Don't add default cpu to multilib list unnecessarily, but do enable
15015 the relevant compiler option..
15016 Add support for --with-multilib-list=<blank> and
15017 --with-multilib-list=!<somelib> to supress unwanted multilibs.
15018 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
15019 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
15020 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
15021 TM_MULTILIB_CONFIG.
15022 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
15023 (MULTILIB_OSDIRNAMES): New variable.
15024 * config/sh/t-1e: Delete file.
15025 * config/sh/t-mlib-sh1: Delete file.
15026 * config/sh/t-mlib-sh2: Delete file.
15027 * config/sh/t-mlib-sh2a: Delete file.
15028 * config/sh/t-mlib-sh2a-nofpu: Delete file.
15029 * config/sh/t-mlib-sh2a-single: Delete file.
15030 * config/sh/t-mlib-sh2a-single-only: Delete file.
15031 * config/sh/t-mlib-sh2e: Delete file.
15032 * config/sh/t-mlib-sh3e: Delete file.
15033 * config/sh/t-mlib-sh4: Delete file.
15034 * config/sh/t-mlib-sh4-nofpu: Delete file.
15035 * config/sh/t-mlib-sh4-single: Delete file.
15036 * config/sh/t-mlib-sh4-single-only: Delete file.
15037 * config/sh/t-mlib-sh4a: Delete file.
15038 * config/sh/t-mlib-sh4a-nofpu: Delete file.
15039 * config/sh/t-mlib-sh4a-single: Delete file.
15040 * config/sh/t-mlib-sh4a-single-only: Delete file.
15041 * config/sh/t-mlib-sh4al: Delete file.
15042 * config/sh/t-mlib-sh5-32media: Delete file.
15043 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
15044 * config/sh/t-mlib-sh5-64media: Delete file.
15045 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
15046 * config/sh/t-mlib-sh5-compact: Delete file.
15047 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
15048 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
15049 * doc/install.texi (Options specification): Add
15050 --with-multilib-list and --with-endian.
15052 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
15054 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
15056 (OBJS-common): Add plugin-version.o.
15057 (plugin-version.o): New.
15058 * gcc-plugin.h (plugin_gcc_version): New.
15059 (plugin_default_version_check): New.
15060 (plugin_init_func, plugin_init): Add version argument.
15061 * plugin-version.c: New.
15062 * plugin.c (str_plugin_gcc_version_name): New.
15063 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
15064 pass it to the init function.
15065 (plugin_default_version_check): New.
15067 2009-04-17 Richard Guenther <rguenther@suse.de>
15069 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
15070 for decl-vs-decl disambiguation.
15072 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
15074 * config/s390/s390.h (s390_tune_attr): New macro definition.
15075 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
15077 2009-04-17 Richard Guenther <rguenther@suse.de>
15079 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
15080 (fold_stmt_r): Likewise.
15081 (maybe_fold_reference): New function.
15082 (fold_gimple_assign): Handle cases fold_stmt_r did.
15083 (fold_stmt): Do not use fold_stmt_r.
15084 (fold_stmt_inplace): Likewise.
15086 2009-04-17 Richard Guenther <rguenther@suse.de>
15088 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
15089 (record_equivalences_from_stmt): Remove useless checks and
15091 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
15092 the type is already suitable.
15094 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
15096 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
15098 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
15100 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
15101 (CMPtype): Define as __gcc_CMPtype.
15103 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
15105 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
15106 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
15108 2009-04-17 Richard Guenther <rguenther@suse.de>
15110 PR tree-optimization/39746
15111 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
15112 special-casing for builtins and static variable use/def.
15113 (call_may_clobber_ref_p_1): Likewise.
15115 2009-04-16 Ian Lance Taylor <iant@google.com>
15117 * df.h: Include "timevar.h".
15118 (struct df_problem): Change tv_id field to timevar_id_t.
15119 * tree-pass.h: Include "timevar.h".
15120 (struct opt_pass): Change tv_id field to timevar_id_t.
15121 * timevar.h (timevar_id_t): Define TV_NONE.
15122 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
15123 TV_NONE rather than tv_id != 0.
15124 (execute_one_pass): Likewise.
15125 * Makefile.in (DF_H): Add $(TIMEVAR_H).
15126 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
15127 dependencies to $(TREE_PASS_H).
15128 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
15130 (pass_branch_target_load_optimize2): Likewise.
15131 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
15132 (pass_outof_cfg_layout_mode): Likewise.
15133 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
15134 (pass_rebuild_cgraph_edges): Likewise.
15135 (pass_remove_cgraph_callee_edges): Likewise.
15136 * df-core.c (pass_df_initialize_opt): Likewise.
15137 (pass_df_initialize_no_opt): Likewise.
15138 (pass_df_finish): Likewise.
15139 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
15140 * except.c (pass_set_nothrow_function_flags): Likewise.
15141 (pass_convert_to_eh_region_ranges): Likewise.
15142 * final.c (pass_compute_alignments): Likewise.
15143 * function.c (pass_instantiate_virtual_regs): Likewise.
15144 (pass_init_function): Likewise.
15145 (pass_leaf_regs): Likewise.
15146 (pass_match_asm_constraints): Likewise.
15147 * gimple-low.c (pass_lower_cf): Likewise.
15148 (pass_mark_used_blocks): Likewise.
15149 * init-regs.c (pass_initialize_regs): Likewise.
15150 * integrate.c (pass_initial_value_sets): Likewise.
15151 * ira.c (pass_ira): Likewise.
15152 * jump.c (pass_cleanup_barriers): Likewise.
15153 * omp-low.c (pass_expand_omp): Likewise.
15154 (pass_lower_omp): Likewise.
15155 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
15156 * recog.c (pass_split_all_insns): Likewise.
15157 (pass_split_after_reload): Likewise.
15158 (pass_split_before_regstack): Likewise.
15159 (pass_split_before_sched2): Likewise.
15160 (pass_split_for_shorten_branches): Likewise.
15161 * reginfo.c (pass_reginfo_init): Likewise.
15162 (pass_subregs_of_mode_init): Likewise.
15163 (pass_subregs_of_mode_finish): Likewise.
15164 * passes.c (pass_postreload): Likewise.
15165 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
15166 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
15167 (pass_warn_function_return): Likewise.
15168 (pass_warn_function_noreturn): Likewise.
15169 * tree-complex.c (pass_lower_complex): Likewise.
15170 (pass_lower_complex_O0): Likewise.
15171 * tree-if-conv.c (pass_if_conversion): Likewise.
15172 * tree-into-ssa.c (pass_build_ssa): Likewise.
15173 * tree-mudflap.c (pass_mudflap_1): Likewise.
15174 (pass_mudflap_2): Likewise.
15175 * tree-nomudflap.c (pass_mudflap_1): Likewise.
15176 (pass_mudflap_2): Likewise.
15177 * tree-nrv.c (pass_return_slot): Likewise.
15178 * tree-object-size.c (pass_object_sizes): Likewise.
15179 * tree-optimize.c (pass_all_optimizations): Likewise.
15180 (pass_early_local_passes): Likewise.
15181 (pass_all_early_optimizations): Likewise.
15182 (pass_cleanup_cfg): Likewise.
15183 (pass_cleanup_cfg_post_optimizing): Likewise.
15184 (pass_free_datastructures): Likewise.
15185 (pass_free_cfg_annotations): Likewise.
15186 (pass_fixup_cfg): Likewise.
15187 (pass_init_datastructures): Likewise.
15188 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
15189 (pass_late_warn_uninitialized): Likewise.
15190 (pass_update_address_taken): Likewise.
15191 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
15192 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
15193 (pass_cse_sincos): Likewise.
15194 (pass_convert_to_rsqrt): Likewise.
15195 * tree-ssa-structalias.c (pass_build_alias): Likewise.
15196 * tree-stdarg.c (pass_stdarg): Likewise.
15197 * tree-tailcall.c (pass_tail_recursion): Likewise.
15198 (pass_tail_calls): Likewise.
15199 * tree-vect-generic.c (pass_lower_vector): Likewise.
15200 (pass_lower_vector_ssa): Likewise.
15201 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
15203 2009-04-16 Joseph Myers <joseph@codesourcery.com>
15205 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
15207 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
15209 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
15210 logical and signext.
15212 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
15215 * config/sh/predicates.md (arith_operand): Check if the operand
15216 of TRUNCATE is a REG.
15218 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15220 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15221 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15223 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15225 * tree-iterator.c (tsi_split_statement_list_after,
15226 tsi_split_statement_list_before): Remove.
15227 * tree-iterator.h: Remove the prototypes for
15228 tsi_split_statement_list_after and tsi_split_statement_list_before.
15230 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15232 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
15233 * tree-ssa-propagate.h: Remove the prototype for
15234 stmt_makes_single_load.
15236 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15238 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
15239 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
15241 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15243 * tree-iterator.c (EXPR_LAST_BODY): Remove.
15245 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15247 * except.c (eh_region_outer_p): Remove.
15248 * except.h: Remove the prototype for eh_region_outer_p.
15250 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15252 * function.c (current_function_assembler_name): Remove.
15253 * function.h: Remove the prototype for
15254 current_function_assembler_name.
15256 2009-04-16 Ian Lance Taylor <iant@google.com>
15258 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
15259 (add_reg_note): Call alloc_reg_note.
15260 * rtl.h (alloc_reg_note): Declare.
15261 * combine.c (try_combine): Use alloc_reg_note.
15262 (recog_for_combine, move_deaths): Likewise.
15263 (distribute_notes): Use alloc_reg_note and add_reg_note.
15264 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
15265 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
15266 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
15268 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
15270 PR rtl-optimization/39762
15271 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
15272 ira_may_move_out_cost): Add comments about way of their usage.
15273 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
15275 * ira-conflicts.c (process_regs_for_copy): Use function
15276 ira_get_register_move_cost instead of global
15277 ira_register_move_cost.
15279 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
15280 color_pass, move_spill_restore, update_curr_costs): Ditto.
15282 * ira-lives.c (process_single_reg_class_operands): Ditto.
15284 * ira-emit.c (emit_move_list): Ditto.
15286 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
15287 (record_reg_classes): Ditto. Use functions
15288 ira_get_register_move_cost and ira_get_may_move_cost instead of
15289 global vars ira_register_move_cost, ira_may_move_out_cost and
15290 ira_may_move_in_cost.
15291 (record_address_regs): Don't call ira_init_register_move_cost.
15292 Use function ira_get_may_move_cost instead of global
15293 ira_may_move_in_cost.
15294 (process_bb_node_for_hard_reg_moves): Use function
15295 ira_get_register_move_cost instead of global ira_register_move_cost.
15296 (ira_costs): Don't call ira_init_register_move_cost.
15298 2009-04-16 Richard Guenther <rguenther@suse.de>
15300 * tree-cfg.c (verify_gimple_assign_binary):
15301 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
15302 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
15303 (create_general_new_stmt): Note that this function is broken.
15305 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15307 * common.opt (fhelp): Add Var(help_flag).
15308 * gcc-plugin.h (plugin_info): Add help.
15309 * plugin.c (plugin_name_args): Add help.
15310 (register_plugin_info): Set plugin->help.
15311 (print_help_one_plugin): New.
15312 (print_plugins_help): New.
15313 * plugin.h (print_plugins_help): New.
15314 * toplev.c (toplev_main): Call print_plugins_help if needed.
15316 2009-04-16 Richard Guenther <rguenther@suse.de>
15318 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
15319 (gimple_ior_addresses_taken_1): New function.
15320 (gimple_ior_addresses_taken): Likewise.
15321 * gimple.h (struct gimple_statement_with_ops_base): Remove
15322 addresses_taken member.
15323 (gimple_ior_addresses_taken): Declare.
15324 (gimple_addresses_taken, gimple_addresses_taken_ptr,
15325 gimple_set_addresses_taken): Remove.
15326 * ipa-reference.c (mark_address): New function.
15327 (scan_stmt_for_static_refs): Use it for marking addresses taken.
15328 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
15329 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
15330 (gimple_add_to_addresses_taken): Remove.
15331 (get_tmr_operands): Call mark_address_taken.
15332 (get_asm_expr_operands): Likewise.
15333 (get_expr_operands): Likewise.
15334 (build_ssa_operands): Do not clear the addresses_taken bitmap.
15335 (free_stmt_operands): Do not free it.
15336 * tree-ssa.c (delete_tree_ssa): Likewise.
15337 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
15339 2009-04-16 Richard Guenther <rguenther@suse.de>
15341 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
15342 (walk_stmt_load_store_ops): Likewise.
15343 * gimple.c (get_base_loadstore): New function.
15344 (walk_stmt_load_store_addr_ops): Likewise.
15345 (walk_stmt_load_store_ops): Likewise.
15346 * ipa-pure-const.c (check_op): Simplify.
15347 (check_load, check_store): New functions.
15348 (check_stmt): Use walk_stmt_load_store_ops.
15349 * ipa-reference.c (mark_load): Adjust signature.
15350 (mark_store): Likewise.
15351 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
15353 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15355 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
15356 (plugin_info): New.
15357 * opts.c (common_handle_option): Don't call print_version.
15358 * plugin.c (plugin_name_args): Add version.
15359 (register_plugin_info): New.
15360 (register_callback): Handle PLUGIN_INFO.
15361 (try_init_one_plugin): New.
15362 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
15364 (finalize_one_plugin): New.
15365 (finalize_plugins): New.
15366 (print_one_plugin): New.
15367 (print_plugins_versions): New.
15368 * plugin.h (print_plugins_versions): New.
15369 (finalize_plugins): New.
15370 * toplev.c (compile_file): Don't call initialize_plugins.
15371 (print_version): Call print_plugins_versions.
15372 (toplev_main): Call initialize_plugins. Print version if needed.
15373 Call finalize_plugins.
15375 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15377 * common.opt (fversion): New.
15378 * gcc.c (print_version): New.
15379 (process_command): Don't print the version. Just set print_version.
15380 (main): Print version. Call subprocesses if print_version and
15381 verbose_flag are set.
15382 * opts.c (common_handle_option): Handle OPT_fversion.
15384 2009-04-16 Richard Guenther <rguenther@suse.de>
15385 Ira Rosen <irar@il.ibm.com>
15387 PR tree-optimization/39698
15388 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
15389 type of the reduction variable. Only generate the def if
15392 * omp-low.c (expand_omp_for_generic): When converting to a pointer
15393 make sure to first convert to an integer of the same precision.
15394 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
15395 the type of the evolution correctly in computing the new
15396 induction variable base.
15398 2009-04-16 Richard Guenther <rguenther@suse.de>
15400 PR middle-end/39625
15401 * tree-cfg.c (make_blocks): Split statements with to-be
15402 abnormal SSA names on the lhs.
15404 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
15406 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
15407 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
15408 * c-typeck.c (really_start_incremental_init): Likewise.
15409 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
15410 (TARGET_INITIALIZER): Remove it.
15411 * target.h (struct target): Remove vector_opaque_p.
15412 * tree.c (build_opaque_vector_type): New.
15413 * tree.h (TYPE_VECTOR_OPAQUE): New.
15414 (build_opaque_vector_type): Declare.
15415 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
15416 * config/rs6000/rs6000.c (build_opaque_vector_type,
15417 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
15418 (rs6000_init_builtins): Use build_opaque_vector_type for
15419 opaque_V4SI_type_node.
15421 2009-04-15 Catherine Moore <clm@codesourcery.com>
15423 * debug.h (set_name): Declare.
15424 * dwarf2out.c (dwarf2out_set_name): Declare.
15425 (dwarf2_debug_hooks): Add set_name.
15426 (find_AT_string): New.
15427 (add_AT_string): Call find_AT_string.
15428 (dwarf2out_set_name): New.
15429 * cp/decl.c (grokdeclarator): Call set_name.
15430 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
15431 * debug.c (do_nothing_debug_hooks): Likewise.
15432 * dbxout.c (dbx_debug_hooks): Likewise.
15433 * sdbout.c (sdb_debug_hooks): Likewise.
15435 2009-04-15 Michael Eager <eager@eagercon.com>
15437 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
15438 reg for single-precision FPU.
15439 * config/rs6000/rs6000.md (movsi_internal1): Only for
15440 !TARGET_SINGLE_FPU.
15441 (movsi_internal1_single): New. Add pattern to move SI values to/from
15442 single-precision FP regs.
15444 2009-04-15 Richard Guenther <rguenther@suse.de>
15446 * omp-low.c (lower_rec_input_clauses): Build correct address
15448 (expand_omp_for_generic): Fix multiplication type.
15449 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
15450 (generate_memset_zero): Fix types.
15451 * tree-profile.c (prepare_instrumented_value): Correctly
15454 2009-04-15 Ian Lance Taylor <iant@google.com>
15456 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
15457 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
15458 for -Wall and for -Wc++-compat.
15459 (c_common_post_options): For C++, set warn_enum_compare if not
15461 * c-tree.h (struct c_expr): Add field original_type.
15462 (build_external_ref): Update declaration.
15463 * c-parser.c (c_parser_braced_init): Set original_type.
15464 (c_parser_initelt): Likewise.
15465 (c_parser_expr_no_commas): Likewise.
15466 (c_parser_conditional_expression): Likewise.
15467 (c_parser_cast_expression): Likewise.
15468 (c_parser_unary_expression): Likewise. Pull setting of
15469 original_code to top of function.
15470 (c_parser_sizeof_expression): Set original_type.
15471 (c_parser_alignof_expression): Likewise.
15472 (c_parser_postfix_expression): Likewise. Pull setting of
15473 original_code to top of function.
15474 (c_parser_postfix_expression_after_paren_type): Set original_type.
15475 (c_parser_postfix_expression_after_primary): Likewise.
15476 (c_parser_expression): Likewise.
15477 * c-typeck.c (build_external_ref): Add type parameter. Change all
15479 (c_expr_sizeof_expr): Set original_type field.
15480 (parser_build_unary_op): Likewise.
15481 (parser_build_binary_op): Likewise. Optionally warn about
15482 comparisons of enums of different types.
15483 (digest_init): Set original_type field.
15484 (really_start_incremental_init): Likewise.
15485 (push_init_level, pop_init_level): Likewise.
15486 * doc/invoke.texi (Warning Options): -Wenum-compare now
15489 2009-04-15 Richard Guenther <rguenther@suse.de>
15491 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
15492 out a necessary conversion.
15493 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
15494 names we didn't value number.
15495 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
15497 2009-04-15 Richard Guenther <rguenther@suse.de>
15499 PR tree-optimization/39764
15500 * tree-ssa-ccp.c (get_value): Canonicalize value with
15501 canonicalize_float_value.
15503 2009-04-15 Jan Hubicka <jh@suse.cz>
15505 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
15506 Wrong version of patch.
15508 2009-04-15 Jan Hubicka <jh@suse.cz>
15510 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
15512 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
15514 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
15515 our distinct integral and vector types.
15517 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
15519 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
15520 * init.c (build_vtbl_address): Remove call to assemble_external.
15522 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
15524 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
15525 output for other floating point modes.
15527 2009-04-14 Diego Novillo <dnovillo@google.com>
15529 * diagnostic.c (diagnostic_report_diagnostic): Do not
15530 warn about loaded plugins for DK_ERROR and DK_WARNING.
15531 * c-decl.c (declspecs_add_type): Move call to
15532 invoke_plugin_callbacks ...
15533 * c-parser.c (c_parser_declspecs): ... here.
15534 * plugin.c (dump_active_plugins): Tidy output.
15536 2009-04-14 Diego Novillo <dnovillo@google.com>
15537 Le-Chun Wu <lcwu@google.com>
15539 * configure.ac: Add --enable-plugin support.
15540 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
15541 * Makefile.in (PLUGIN_H): Define.
15542 Export ENABLE_PLUGIN and GMPINC to site.exp.
15543 Add PLUGINLIBS to link command.
15544 Add/modify dependencies for plugin.o and files including plugin.h.
15546 * config.in: Regenerate.
15548 * opts.c (common_handle_option): Handle OPT_fplugin_ and
15551 2009-04-14 Le-Chun Wu <lcwu@google.com>
15553 * tree-pass.h (register_one_dump_file): Add a prototype for
15554 register_one_dump_file.
15555 * toplev.c (compile_file): Call initialize_plugins.
15556 (do_compile): Call invoke_plugin_callbacks.
15557 (toplev_main): Call invoke_plugin_callbacks.
15558 * common.opt: Add -fplugin= and -fplugin-arg-.
15559 * gcc-plugin.h: New public header file for plugins to include.
15560 * plugin.c: New source file.
15561 * plugin.h: New internal header file.
15562 * passes.c (register_one_dump_file): Make it external.
15564 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
15566 2009-04-14 Diego Novillo <dnovillo@google.com>
15568 * doc/plugins.texi: New.
15569 * doc/gccint.texi: Add reference to Plugins chapter.
15570 * doc/invoke.texi: Document -fplugin and -fplugin-arg
15571 * diagnostic.c (diagnostic_report_diagnostic): Warn about
15572 loaded plugins, if any.
15573 * timevar.def (TV_PLUGIN_INIT): Define.
15574 (TV_PLUGIN_RUN): Define.
15575 * plugin.c: Include timevar.h
15576 (plugins_active_p): New.
15577 (dump_active_plugins): New.
15578 (debug_active_plugins): New.
15580 2009-04-14 Joseph Myers <joseph@codesourcery.com>
15582 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
15584 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
15586 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
15588 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
15589 the same as a minus without a shift.
15591 2009-04-14 Nick Clifton <nickc@redhat.com>
15593 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
15594 comparisons with small integers will always produce a short
15597 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
15600 2008-12-19 Diego Novillo <dnovillo@google.com>
15602 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
15604 2009-04-14 Richard Guenther <rguenther@suse.de>
15606 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
15608 (verify_gimple_assign_binary): Likewise. Handle shifts and
15610 (verify_gimple_phi): Print the mismatched argument position.
15611 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15613 (vect_update_init_of_dr): Likewise.
15614 * matrix-reorg.c (transform_access_sites): Do what the
15616 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
15618 2009-04-13 Michael Eager <eager@eagercon.com>
15620 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
15621 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
15622 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
15623 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
15624 remove duplicate config
15626 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15628 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
15629 file_name:line_number type locator of the call site.
15631 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
15633 * genautomata.c: Put blank after comma.
15634 (automaton_decls): New.
15635 (struct unit_usage): Add comments to member next.
15636 (store_alt_unit_usage): Keep the list ordered.
15637 (unit_present_on_list_p, equal_alternatives_p): New.
15638 (check_regexp_units_distribution): Check units distribution
15639 correctness correctly.
15640 (main): Don't write automata if error is found. Return correct
15643 * config/m68k/cf.md (cfv4_ds): Remove.
15644 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
15645 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
15647 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
15648 power4-load-ext, power4-store, power4-store-update,
15649 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
15650 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
15651 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
15652 power4-sqrt, power4-isync): Modify reservation to make correct
15653 unit distribution to automata.
15655 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
15656 power5-store-update, power5-two, power5-three, power5-lmul,
15657 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
15659 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
15661 * except.c (pass_set_nothrow_function_flags): Set name and add
15663 (set_nothrow_function_flags): Mention in the dump file when
15664 changing a function to nothrow.
15666 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15669 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15670 instead of unsigned long.
15672 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15674 * config/arm/arm.c (return_used_this_function): Remove.
15675 (arm_output_function_prologue): Remove use of
15676 return_used_this_function.
15677 (output_return_instruction): Replace use of
15678 return_used_this_function
15679 by cfun->machine->return_used_this_function.
15680 (arm_output_epilogue): Likewise.
15681 (arm_output_function_epilogue): Likewise.
15682 (thumb_unexpanded_epilogue): Likewise.
15683 * config/arm/arm.h (struct machine_function):
15684 New member return_used_this_function.
15686 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15688 * doc/install.texi: Correct description of default directory for
15689 --with-gxx-include-dir.
15691 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15693 * fold-const.c (build_range_check): Properly deal with enumeral and
15694 boolean base types.
15696 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15698 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15699 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15700 * params.h (MAX_GCSE_PASSES): Remove.
15701 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15702 in sequence. Remove ability to run multiple passes.
15703 (bypass_jumps): Report run as third CPROP pass.
15705 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15707 PR middle-end/39651
15708 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15709 when deciding whether the whole SEQUENCE can throw.
15711 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15714 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15715 offseted label references.
15717 2009-04-11 Jan Hubicka <jh@suse.cz>
15719 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15721 2009-04-11 Richard Guenther <rguenther@suse.de>
15723 PR middle-end/39732
15724 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15725 return variables as TREE_ADDRESSABLE.
15727 2009-04-11 Richard Guenther <rguenther@suse.de>
15729 PR tree-optimization/39713
15730 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15731 reference trees have SSA_NAME operands.
15733 2009-04-11 Richard Guenther <rguenther@suse.de>
15736 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15737 address expressions.
15739 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15741 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15742 match changes in Cygwin 1.7
15743 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15744 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15746 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15748 PR tree-optimization/39701
15749 * doc/invoke.texi (Optimization Options): Document change in
15750 meaning and initialization of -fdelete-null-pointer-checks.
15752 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15754 PR middle-end/39701
15755 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15757 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15760 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15762 2009-04-10 Chao-ying Fu <fu@mips.com>
15764 * doc/tm.texi (Instruction Output): Document
15765 TARGET_ASM_FINAL_POSTSCAN_INSN.
15766 * target.h (final_postscan_insn): New field in asm_out.
15767 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15768 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15769 * final.c (final_scan_insn): Call
15770 targetm.asm_out.final_postscan_insn after outputting
15771 an asm macro and a normal instruction.
15773 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15774 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15775 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15776 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15777 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15779 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15781 PR middle-end/39701
15782 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15783 variables as non-NULL even with -fdelete-null-pointer-checks.
15785 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15787 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15789 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15792 * config/i386/i386.c (classify_argument): Handle SCmode with
15793 (bit_offset % 64) != 0.
15795 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15797 * doc/invoke.texi (Optimize Options): Add cross-reference to
15798 -Q --help=optimizers examples.
15800 2009-04-10 Ben Elliston <bje@au.ibm.com>
15803 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15804 regalign for the reg == fpr and TDmode case.
15806 2009-04-09 David Ayers <ayers@fsfe.org>
15809 * objc/objc-act.c (warn_with_method): Remove helper function.
15810 (check_duplicates): Call warning and inform directly.
15811 (really_start_method): Likewise.
15813 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15815 * expmed.c (expand_divmod): Always use a comparison for a division
15816 by a large unsigned integer.
15818 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15819 for things others than variables or functions as nonzero.
15821 2009-04-09 Nick Clifton <nickc@redhat.com>
15823 * unwind-compat.c: Change copyright header to refer to version
15824 3 of the GNU General Public License with version 3.1 of the
15825 GCC Runtime Library Exception and to point readers at the
15826 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15827 * config/alpha/crtfastmath.c: Likewise.
15828 * config/alpha/linux-unwind.h: Likewise.
15829 * config/alpha/qrnnd.asm: Likewise.
15830 * config/alpha/vms-crt0-64.c: Likewise.
15831 * config/alpha/vms-crt0.c: Likewise.
15832 * config/alpha/vms-dwarf2.asm: Likewise.
15833 * config/alpha/vms-dwarf2eh.asm: Likewise.
15834 * config/alpha/vms-psxcrt0-64.c: Likewise.
15835 * config/alpha/vms-psxcrt0.c: Likewise.
15836 * config/alpha/vms_tramp.asm: Likewise.
15837 * config/arc/initfini.c: Likewise.
15838 * config/arc/lib1funcs.asm: Likewise.
15839 * config/arm/bpabi-v6m.S: Likewise.
15840 * config/arm/bpabi.S: Likewise.
15841 * config/arm/bpabi.c: Likewise.
15842 * config/arm/crti.asm: Likewise.
15843 * config/arm/crtn.asm: Likewise.
15844 * config/arm/ieee754-df.S: Likewise.
15845 * config/arm/ieee754-sf.S: Likewise.
15846 * config/arm/lib1funcs.asm: Likewise.
15847 * config/arm/libunwind.S: Likewise.
15848 * config/arm/linux-atomic.c: Likewise.
15849 * config/arm/mmintrin.h: Likewise.
15850 * config/arm/pr-support.c: Likewise.
15851 * config/arm/unaligned-funcs.c: Likewise.
15852 * config/arm/unwind-arm.c: Likewise.
15853 * config/arm/unwind-arm.h: Likewise.
15854 * config/avr/libgcc.S: Likewise.
15855 * config/bfin/crti.s: Likewise.
15856 * config/bfin/crtlibid.s: Likewise.
15857 * config/bfin/crtn.s: Likewise.
15858 * config/bfin/lib1funcs.asm: Likewise.
15859 * config/bfin/linux-unwind.h: Likewise.
15860 * config/cris/arit.c: Likewise.
15861 * config/cris/cris_abi_symbol.c: Likewise.
15862 * config/darwin-64.c: Likewise.
15863 * config/darwin-crt2.c: Likewise.
15864 * config/darwin-crt3.c: Likewise.
15865 * config/darwin.h: Likewise.
15866 * config/dbxelf.h: Likewise.
15867 * config/dfp-bit.c: Likewise.
15868 * config/dfp-bit.h: Likewise.
15869 * config/elfos.h: Likewise.
15870 * config/fixed-bit.c: Likewise.
15871 * config/fixed-bit.h: Likewise.
15872 * config/fp-bit.c: Likewise.
15873 * config/fp-bit.h: Likewise.
15874 * config/fr30/crti.asm: Likewise.
15875 * config/fr30/crtn.asm: Likewise.
15876 * config/fr30/lib1funcs.asm: Likewise.
15877 * config/freebsd-spec.h: Likewise.
15878 * config/frv/cmovd.c: Likewise.
15879 * config/frv/cmovh.c: Likewise.
15880 * config/frv/cmovw.c: Likewise.
15881 * config/frv/frvbegin.c: Likewise.
15882 * config/frv/frvend.c: Likewise.
15883 * config/frv/lib1funcs.asm: Likewise.
15884 * config/glibc-stdint.h: Likewise.
15885 * config/h8300/clzhi2.c: Likewise.
15886 * config/h8300/crti.asm: Likewise.
15887 * config/h8300/crtn.asm: Likewise.
15888 * config/h8300/ctzhi2.c: Likewise.
15889 * config/h8300/fixunssfsi.c: Likewise.
15890 * config/h8300/lib1funcs.asm: Likewise.
15891 * config/h8300/parityhi2.c: Likewise.
15892 * config/h8300/popcounthi2.c: Likewise.
15893 * config/i386/ammintrin.h: Likewise.
15894 * config/i386/att.h: Likewise.
15895 * config/i386/avxintrin.h: Likewise.
15896 * config/i386/biarch64.h: Likewise.
15897 * config/i386/bmmintrin.h: Likewise.
15898 * config/i386/cpuid.h: Likewise.
15899 * config/i386/cross-stdarg.h: Likewise.
15900 * config/i386/crtfastmath.c: Likewise.
15901 * config/i386/crtprec.c: Likewise.
15902 * config/i386/cygming-crtbegin.c: Likewise.
15903 * config/i386/cygming-crtend.c: Likewise.
15904 * config/i386/cygwin.asm: Likewise.
15905 * config/i386/emmintrin.h: Likewise.
15906 * config/i386/gmm_malloc.h: Likewise.
15907 * config/i386/gthr-win32.c: Likewise.
15908 * config/i386/i386.h: Likewise.
15909 * config/i386/immintrin.h: Likewise.
15910 * config/i386/linux-unwind.h: Likewise.
15911 * config/i386/linux64.h: Likewise.
15912 * config/i386/mm3dnow.h: Likewise.
15913 * config/i386/mmintrin-common.h: Likewise.
15914 * config/i386/mmintrin.h: Likewise.
15915 * config/i386/nmmintrin.h: Likewise.
15916 * config/i386/pmm_malloc.h: Likewise.
15917 * config/i386/pmmintrin.h: Likewise.
15918 * config/i386/smmintrin.h: Likewise.
15919 * config/i386/sol2-c1.asm: Likewise.
15920 * config/i386/sol2-ci.asm: Likewise.
15921 * config/i386/sol2-cn.asm: Likewise.
15922 * config/i386/sol2-gc1.asm: Likewise.
15923 * config/i386/tmmintrin.h: Likewise.
15924 * config/i386/unix.h: Likewise.
15925 * config/i386/w32-unwind.h: Likewise.
15926 * config/i386/wmmintrin.h: Likewise.
15927 * config/i386/x86-64.h: Likewise.
15928 * config/i386/x86intrin.h: Likewise.
15929 * config/i386/xmmintrin.h: Likewise.
15930 * config/ia64/crtbegin.asm: Likewise.
15931 * config/ia64/crtend.asm: Likewise.
15932 * config/ia64/crtfastmath.c: Likewise.
15933 * config/ia64/crti.asm: Likewise.
15934 * config/ia64/crtn.asm: Likewise.
15935 * config/ia64/fde-glibc.c: Likewise.
15936 * config/ia64/lib1funcs.asm: Likewise.
15937 * config/ia64/linux-unwind.h: Likewise.
15938 * config/ia64/quadlib.c: Likewise.
15939 * config/ia64/unwind-ia64.c: Likewise.
15940 * config/linux.h: Likewise.
15941 * config/m32c/m32c-lib1.S: Likewise.
15942 * config/m32c/m32c-lib2-trapv.c: Likewise.
15943 * config/m32c/m32c-lib2.c: Likewise.
15944 * config/m32r/initfini.c: Likewise.
15945 * config/m68hc11/larith.asm: Likewise.
15946 * config/m68hc11/m68hc11-crt0.S: Likewise.
15947 * config/m68k/cf.md: Likewise.
15948 * config/m68k/crti.s: Likewise.
15949 * config/m68k/crtn.s: Likewise.
15950 * config/m68k/lb1sf68.asm: Likewise.
15951 * config/m68k/linux-unwind.h: Likewise.
15952 * config/mcore/crti.asm: Likewise.
15953 * config/mcore/crtn.asm: Likewise.
15954 * config/mcore/lib1.asm: Likewise.
15955 * config/mips/linux-unwind.h: Likewise.
15956 * config/mips/loongson.h: Likewise.
15957 * config/mips/mips16.S: Likewise.
15958 * config/mmix/crti.asm: Likewise.
15959 * config/mmix/crtn.asm: Likewise.
15960 * config/pa/fptr.c: Likewise.
15961 * config/pa/hpux-unwind.h: Likewise.
15962 * config/pa/lib2funcs.asm: Likewise.
15963 * config/pa/linux-atomic.c: Likewise.
15964 * config/pa/linux-unwind.h: Likewise.
15965 * config/pa/milli64.S: Likewise.
15966 * config/pa/quadlib.c: Likewise.
15967 * config/pa/stublib.c: Likewise.
15968 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15969 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15970 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15971 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15972 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15973 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15974 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15975 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15976 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15977 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15978 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15979 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15980 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15981 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15982 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15983 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15984 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15985 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15986 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15987 * config/rs6000/750cl.h: Likewise.
15988 * config/rs6000/altivec.h: Likewise.
15989 * config/rs6000/biarch64.h: Likewise.
15990 * config/rs6000/crtresfpr.asm: Likewise.
15991 * config/rs6000/crtresgpr.asm: Likewise.
15992 * config/rs6000/crtresxfpr.asm: Likewise.
15993 * config/rs6000/crtresxgpr.asm: Likewise.
15994 * config/rs6000/crtsavfpr.asm: Likewise.
15995 * config/rs6000/crtsavgpr.asm: Likewise.
15996 * config/rs6000/darwin-asm.h: Likewise.
15997 * config/rs6000/darwin-fallback.c: Likewise.
15998 * config/rs6000/darwin-fpsave.asm: Likewise.
15999 * config/rs6000/darwin-ldouble.c: Likewise.
16000 * config/rs6000/darwin-tramp.asm: Likewise.
16001 * config/rs6000/darwin-unwind.h: Likewise.
16002 * config/rs6000/darwin-vecsave.asm: Likewise.
16003 * config/rs6000/darwin-world.asm: Likewise.
16004 * config/rs6000/e500crtres32gpr.asm: Likewise.
16005 * config/rs6000/e500crtres64gpr.asm: Likewise.
16006 * config/rs6000/e500crtres64gprctr.asm: Likewise.
16007 * config/rs6000/e500crtrest32gpr.asm: Likewise.
16008 * config/rs6000/e500crtrest64gpr.asm: Likewise.
16009 * config/rs6000/e500crtresx32gpr.asm: Likewise.
16010 * config/rs6000/e500crtresx64gpr.asm: Likewise.
16011 * config/rs6000/e500crtsav32gpr.asm: Likewise.
16012 * config/rs6000/e500crtsav64gpr.asm: Likewise.
16013 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
16014 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
16015 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
16016 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
16017 * config/rs6000/eabi-ci.asm: Likewise.
16018 * config/rs6000/eabi-cn.asm: Likewise.
16019 * config/rs6000/eabi.asm: Likewise.
16020 * config/rs6000/linux-unwind.h: Likewise.
16021 * config/rs6000/linux64.h: Likewise.
16022 * config/rs6000/paired.h: Likewise.
16023 * config/rs6000/paired.md: Likewise.
16024 * config/rs6000/ppc64-fp.c: Likewise.
16025 * config/rs6000/ppu_intrinsics.h: Likewise.
16026 * config/rs6000/rs6000.h: Likewise.
16027 * config/rs6000/si2vmx.h: Likewise.
16028 * config/rs6000/sol-ci.asm: Likewise.
16029 * config/rs6000/sol-cn.asm: Likewise.
16030 * config/rs6000/spe.h: Likewise.
16031 * config/rs6000/spu2vmx.h: Likewise.
16032 * config/rs6000/sysv4.h: Likewise.
16033 * config/rs6000/tramp.asm: Likewise.
16034 * config/rs6000/vec_types.h: Likewise.
16035 * config/s390/linux-unwind.h: Likewise.
16036 * config/s390/tpf-unwind.h: Likewise.
16037 * config/score/crti.asm: Likewise.
16038 * config/score/crtn.asm: Likewise.
16039 * config/sh/crt1.asm: Likewise.
16040 * config/sh/crti.asm: Likewise.
16041 * config/sh/crtn.asm: Likewise.
16042 * config/sh/divtab-sh4-300.c: Likewise.
16043 * config/sh/divtab-sh4.c: Likewise.
16044 * config/sh/divtab.c: Likewise.
16045 * config/sh/lib1funcs-4-300.asm: Likewise.
16046 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
16047 * config/sh/lib1funcs.asm: Likewise.
16048 * config/sh/lib1funcs.h: Likewise.
16049 * config/sh/linux-atomic.asm: Likewise.
16050 * config/sh/linux-unwind.h: Likewise.
16051 * config/sh/shmedia.h: Likewise.
16052 * config/sh/sshmedia.h: Likewise.
16053 * config/sh/ushmedia.h: Likewise.
16054 * config/sparc/crtfastmath.c: Likewise.
16055 * config/sparc/linux-unwind.h: Likewise.
16056 * config/sparc/sol2-c1.asm: Likewise.
16057 * config/sparc/sol2-ci.asm: Likewise.
16058 * config/sparc/sol2-cn.asm: Likewise.
16059 * config/spu/divmodti4.c: Likewise.
16060 * config/spu/divv2df3.c: Likewise.
16061 * config/spu/float_disf.c: Likewise.
16062 * config/spu/float_unsdidf.c: Likewise.
16063 * config/spu/float_unsdisf.c: Likewise.
16064 * config/spu/float_unssidf.c: Likewise.
16065 * config/spu/mfc_multi_tag_release.c: Likewise.
16066 * config/spu/mfc_multi_tag_reserve.c: Likewise.
16067 * config/spu/mfc_tag_release.c: Likewise.
16068 * config/spu/mfc_tag_reserve.c: Likewise.
16069 * config/spu/mfc_tag_table.c: Likewise.
16070 * config/spu/multi3.c: Likewise.
16071 * config/spu/spu_internals.h: Likewise.
16072 * config/spu/spu_intrinsics.h: Likewise.
16073 * config/spu/spu_mfcio.h: Likewise.
16074 * config/spu/vec_types.h: Likewise.
16075 * config/spu/vmx2spu.h: Likewise.
16076 * config/stormy16/stormy16-lib2.c: Likewise.
16077 * config/svr4.h: Likewise.
16078 * config/sync.c: Likewise.
16079 * config/v850/lib1funcs.asm: Likewise.
16080 * config/vxlib-tls.c: Likewise.
16081 * config/vxlib.c: Likewise.
16082 * config/vxworks-dummy.h: Likewise.
16083 * config/xtensa/crti.asm: Likewise.
16084 * config/xtensa/crtn.asm: Likewise.
16085 * config/xtensa/ieee754-df.S: Likewise.
16086 * config/xtensa/ieee754-sf.S: Likewise.
16087 * config/xtensa/lib1funcs.asm: Likewise.
16088 * config/xtensa/lib2funcs.S: Likewise.
16089 * config/xtensa/linux-unwind.h: Likewise.
16090 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
16091 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
16092 * coretypes.h: Likewise.
16093 * crtstuff.c: Likewise.
16094 * defaults.h: Likewise.
16095 * dwarf2.h: Likewise.
16096 * emutls.c: Likewise.
16097 * gbl-ctors.h: Likewise.
16098 * gcov-io.h: Likewise.
16099 * ginclude/float.h: Likewise.
16100 * ginclude/iso646.h: Likewise.
16101 * ginclude/stdarg.h: Likewise.
16102 * ginclude/stdbool.h: Likewise.
16103 * ginclude/stddef.h: Likewise.
16104 * ginclude/stdfix.h: Likewise.
16105 * ginclude/stdint-gcc.h: Likewise.
16106 * ginclude/tgmath.h: Likewise.
16107 * gthr-aix.h: Likewise.
16108 * gthr-dce.h: Likewise.
16109 * gthr-gnat.c: Likewise.
16110 * gthr-gnat.h: Likewise.
16111 * gthr-lynx.h: Likewise.
16112 * gthr-mipssde.h: Likewise.
16113 * gthr-nks.h: Likewise.
16114 * gthr-posix.c: Likewise.
16115 * gthr-posix.h: Likewise.
16116 * gthr-posix95.h: Likewise.
16117 * gthr-rtems.h: Likewise.
16118 * gthr-single.h: Likewise.
16119 * gthr-solaris.h: Likewise.
16120 * gthr-tpf.h: Likewise.
16121 * gthr-vxworks.h: Likewise.
16122 * gthr-win32.h: Likewise.
16123 * gthr.h: Likewise.
16124 * libgcc2.c: Likewise.
16125 * libgcc2.h: Likewise.
16126 * libgcov.c: Likewise.
16127 * tsystem.h: Likewise.
16128 * typeclass.h: Likewise.
16129 * unwind-c.c: Likewise.
16130 * unwind-compat.h: Likewise.
16131 * unwind-dw2-fde-compat.c: Likewise.
16132 * unwind-dw2-fde-darwin.c: Likewise.
16133 * unwind-dw2-fde-glibc.c: Likewise.
16134 * unwind-dw2-fde.c: Likewise.
16135 * unwind-dw2-fde.h: Likewise.
16136 * unwind-dw2.c: Likewise.
16137 * unwind-dw2.h: Likewise.
16138 * unwind-generic.h: Likewise.
16139 * unwind-pe.h: Likewise.
16140 * unwind-sjlj.c: Likewise.
16141 * unwind.inc: Likewise.
16142 * config/arm/neon-gen.ml: Change generated copyright header to
16143 refer to version 3 of the GNU General Public License with
16144 version 3.1 of the GCC Runtime Library Exception and to point
16145 readers at the COPYING3 and COPYING3.RUNTIME files and the
16146 FSF's license web page.
16147 * config/arm/arm_neon.h: Regenerate.
16149 2009-04-09 Jakub Jelinek <jakub@redhat.com>
16151 * config/cris/cris.md: Change copyright header to refer to version
16152 3 of the GNU General Public License.
16153 * doc/install.texi2html: Change copyright header to refer to version
16154 3 of the GNU General Public License and to point readers at the
16155 COPYING3 file and the FSF's license web page.
16156 * config/vax/linux.h: Likewise.
16158 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
16160 * config/i386/i386.md (cmpcc): New.
16161 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
16162 (sync_compare_and_swap_cc*): Delete.
16164 * config/s390/s390.c (s390_compare_emitted): Remove.
16165 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
16166 s390_compare_emitted used to be handled. Assert that modes match.
16167 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
16168 refer to sync_compare_and_swap_ccsi.
16169 * config/s390/s390.h (s390_compare_emitted): Remove.
16170 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
16171 instead of s390_compare_emitted.
16172 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
16173 instead of s390_compare_emitted.
16174 * config/s390/s390.md (cmpcc): New.
16175 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
16176 CC_REGNUM, do not pretend it's set.
16177 (sync_compare_and_swap_cc*): Delete.
16178 * config/s390/predicates.md (cc_reg_operand): New.
16180 * expr.c (sync_compare_and_swap_cc): Delete.
16181 * optabs.h (sync_compare_and_swap_cc): Delete.
16182 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
16183 is being used with can_compare_p.
16184 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
16185 (find_cc_set): New.
16186 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
16187 look for a MODE_CC set instead. Use emit_store_flag.
16188 (expand_compare_and_swap_loop): Likewise, with some additional
16189 complication to avoid a force_reg when useless. Use
16190 emit_cmp_and_jump_insns.
16191 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
16192 * doc/md.texi (sync_compare_and_swap_cc): Merge with
16193 sync_compare_and_swap documentation.
16195 2009-04-09 Jan Hubicka <jh@suse.cz>
16197 * except.c (find_prev_try): Break out from ....
16198 (duplicate_eh_regions): ... here; properly update prev_try pointers
16199 when duplication part of tree.
16200 (dump_eh_tree): Improve dumping.
16201 (verify_eh_region): New.
16202 (verify_eh_tree): Use it.
16204 2009-04-06 Richard Guenther <rguenther@suse.de>
16206 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
16207 &ARRAY addresses by adjusting their types and prepending
16209 * tree-cfg.c (verify_gimple_assign_single): Verify that
16210 addresses are correct.
16212 2009-04-09 Richard Guenther <rguenther@suse.de>
16214 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
16215 indices into an array reference if possible.
16216 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16217 Fold POINTER_PLUS_EXPR statements with invariant address.
16219 2009-04-09 Alan Modra <amodra@bigpond.net.au>
16222 * config.gcc (powerpc64-*-linux*): Always build biarch.
16224 2009-04-09 Joseph Myers <joseph@codesourcery.com>
16227 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
16228 it and pedwarn if this results in an INTEGER_CST.
16230 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16232 * doc/install.texi: Update minimum GMP version. Remove obsolete
16233 text in MPFR section.
16235 2009-04-08 Jakub Jelinek <jakub@redhat.com>
16237 * dwarf2out.c (class_scope_p): New static inline.
16238 (class_or_namespace_scope_p): Use it.
16239 (gen_variable_die): Use DW_TAG_member tag for static data member
16240 declarations instead of DW_TAG_variable.
16242 PR middle-end/39573
16243 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
16246 2009-04-08 Richard Guenther <rguenther@suse.de>
16248 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
16249 valueize random data.
16251 2009-04-08 David Edelsohn <edelsohn@gnu.org>
16253 * config.gcc (aix tm_file): Add aix-stdint.h.
16254 (aix tm clause use_gcc_stdint): Set to wrap.
16255 * config/rs6000/aix-stdint.h: New file.
16257 2009-04-08 Richard Guenther <rguenther@suse.de>
16259 PR middle-end/36291
16260 * tree-dfa.c (add_referenced_var): Do not recurse into
16261 global initializers.
16262 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
16264 (fold_const_aggregate_ref): Likewise.
16266 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16268 * recog.c (ordered_comparison_operator): New.
16269 * gensupport.c (std_preds): Add it.
16270 * doc/md.texi (Machine-Independent Predicates): Document it.
16272 2009-04-08 Jan Hubicka <jh@suse.cz>
16274 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
16275 * function.h (rtl_eh): Remove exception_handler_label_map.
16276 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
16277 remove_exception_handler_label, for_each_eh_label_1): Remove.
16278 (rtl_remove_unreachable_regions): Remove.
16279 (convert_from_eh_region_ranges): Do not remove unreachable regions.
16280 (find_exception_handler_labels): Don't build the hashtable.
16281 (maybe_remove_eh_handler): Remove.
16282 (for_each_eh_label): Rewrite to walk the tree.
16283 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
16284 * except.h (maybe_remove_eh_handler): Remove.
16285 * passes.c (init_optimization_passes): Schedule second EH cleanup
16287 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
16288 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
16290 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16292 * genoutput.c (validate_optab_operands): New.
16293 (gen_insn, gen_expand): Call it.
16295 * genflags.c (gen_insn): Detect misused iterators.
16296 (main): Pass line_no to gen_insn, exit with status 1 on error.
16298 * genextract.c (line_no): Make global.
16299 (VEC_safe_set_locstr): Change assertion to error message.
16300 (main): Exit with status 1 on error.
16302 2009-04-08 Joseph Myers <joseph@codesourcery.com>
16306 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16307 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16308 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
16309 * c-convert.c (convert): Do not call fold on results of conversion
16310 functions when the result is a C_MAYBE_CONST_EXPR.
16311 * c-parser.c (c_parser_postfix_expression): Do not fold condition
16312 of __builtin_choose_expr.
16313 * c-typeck.c (remove_c_maybe_const_expr): New.
16314 (build_unary_op, build_conditional_expr, build_compound_expr,
16315 build_binary_op, c_objc_common_truthvalue_conversion): Call
16316 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
16319 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
16321 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
16322 CODE to produce a new one. Add a prototype to use fold_convert_const
16324 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
16327 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
16328 mix declarations and code.
16330 2009-04-08 Ben Elliston <bje@au.ibm.com>
16332 * gcc.c: Replace `CC' with `GCC' throughout.
16334 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
16336 * doc/invoke.texi: Document Atom support.
16338 2009-04-07 Jason Merrill <jason@redhat.com>
16341 * c-common.h, c-common.c: Add flag_pretty_templates.
16342 * c-opts.c (c_common_handle_option): Set it.
16343 * c.opt: Add -fno-pretty-templates.
16344 * doc/invoke.texi (C++ Dialect Options): Likewise.
16346 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
16348 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
16349 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
16350 (ia64_expand_builtin): Likewise.
16352 2009-04-07 Martin Jambor <mjambor@suse.cz>
16354 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
16355 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
16356 ADDR_EXPRS are include too.
16358 2009-04-07 Richard Guenther <rguenther@suse.de>
16360 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
16361 decls are only used if passes as parameters or if they are
16362 local statics and the call is not to a builtin.
16363 (call_may_clobber_ref_p_1): Likewise.
16365 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16367 * expr.c (do_store_flag): Remove last argument. Simplify code
16368 to avoid duplication of tests already done by can_compare_p.
16369 (expand_expr_real_1): Adjust caller.
16371 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16373 * optabs.c (can_compare_p): Test the predicate of a
16374 cbranch and cstore pattern.
16376 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16378 * expr.c (convert_move): Use emit_store_flag instead of
16381 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16383 * config/i386/i386.c (ix86_compare_emitted): Remove.
16384 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
16385 ix86_compare_op0 like ix86_compare_emitted used to be handled.
16386 * config/i386/i386.h (ix86_compare_emitted): Remove.
16387 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
16388 instead of ix86_compare_emitted.
16389 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
16391 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
16393 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
16394 Add t-sysroot-suffix to tmake_file.
16395 * config/print-sysroot-suffix.sh: New file.
16396 * config/t-sysroot-suffix: New file.
16398 2009-04-07 Ben Elliston <bje@au.ibm.com>
16400 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
16401 as the latter produces a warning when the target does not support
16404 2009-04-07 Ben Elliston <bje@au.ibm.com>
16406 * dfp.c: Replace type punning assignments with memcpy throughout.
16407 * Makefile.in (dfp.o-warn): Remove.
16409 2009-04-07 Alan Modra <amodra@bigpond.net.au>
16412 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
16413 Include soft-fp/t-softfp after rs6000/t-linux64.
16415 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
16417 * stor-layout.c (set_sizetype): Use the full precision of their
16418 machine mode for bitsize types.
16420 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
16422 * config/i386/i386.md: Revert 2 accidental checkins.
16424 2009-04-06 Joey Ye <joey.ye@intel.com>
16425 Xuepeng Guo <xuepeng.guo@intel.com>
16426 H.J. Lu <hongjiu.lu@intel.com>
16428 Atom pipeline model, tuning and insn selection.
16429 * config.gcc (atom): Add atom config options and target.
16431 * config/i386/atom.md: New.
16433 * config/i386/i386.c (atom_cost): New cost.
16434 (m_ATOM): New macro flag.
16435 (initial_ix86_tune_features): Set m_ATOM.
16436 (x86_accumulate_outgoing_args): Likewise.
16437 (x86_arch_always_fancy_math_387): Likewise.
16438 (processor_target): Add Atom cost.
16439 (cpu_names): Add Atom cpu name.
16440 (override_options): Set Atom ISA.
16441 (ix86_issue_rate): New case PROCESSOR_ATOM.
16442 (ix86_adjust_cost): Likewise.
16444 * config/i386/i386.h (TARGET_ATOM): New target macro.
16445 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
16446 (TARGET_OPT_AGU): New target option.
16447 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
16448 (processor_type): Add PROCESSOR_ATOM.
16450 * config/i386/i386.md (cpu): Add new value "atom".
16451 (use_carry, movu): New attr.
16452 (atom.md): Include atom.md.
16453 (adddi3_carry_rex64): Set attr "use_carry".
16454 (addqi3_carry): Likewise.
16455 (addhi3_carry): Likewise.
16456 (addsi3_carry): Likewise.
16457 (*addsi3_carry_zext): Likewise.
16458 (subdi3_carry_rex64): Likewise.
16459 (subqi3_carry): Likewise.
16460 (subhi3_carry): Likewise.
16461 (subsi3_carry): Likewise.
16462 (x86_movdicc_0_m1_rex64): Likewise.
16463 (*x86_movdicc_0_m1_se): Likewise.
16464 (x86_movsicc_0_m1): Likewise.
16465 (*x86_movsicc_0_m1_se): Likewise.
16466 (*adddi_1_rex64): Emit add insn as much as possible.
16467 (*addsi_1): Likewise.
16468 (return_internal): Set atom_unit.
16469 (return_internal_long): Likewise.
16470 (return_pop_internal): Likewise.
16471 (*rcpsf2_sse): Set atom_sse_attr attr.
16472 (*qrt<mode>2_sse): Likewise.
16473 (*prefetch_sse): Likewise.
16475 * config/i386/i386-c.c (ix86_target_macros_internal): New case
16477 (ix86_target_macros_internal): Likewise.
16479 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
16480 (*prefetch_sse_rex): Likewise.
16481 (sse_rcpv4sf2): Likewise.
16482 (sse_vmrcpv4sf2): Likewise.
16483 (sse_sqrtv4sf2): Likewise.
16484 (<sse>_vmsqrt<mode>2): Likewise.
16485 (sse_ldmxcsr): Likewise.
16486 (sse_stmxcsr): Likewise.
16487 (*sse_sfence): Likewise.
16488 (sse2_clflush): Likewise.
16489 (*sse2_mfence): Likewise.
16490 (*sse2_lfence): Likewise.
16491 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
16492 (<sse>_movup<ssemodesuffixf2c>): Likewise.
16493 (avx_movdqu<avxmodesuffix>): Likewise.
16494 (avx_lddqu<avxmodesuffix>): Likewise.
16495 (sse2_movntv2di): Change attr "type" to "ssemov".
16496 (sse2_movntsi): Likewise.
16497 (rsqrtv8sf2): Change attr "type" to "sseadd".
16498 (sse3_addsubv2df3): Set attr "atom_unit".
16499 (sse3_h<plusminus_insn>v4sf3): Likewise.
16500 (*sse2_pmaddwd): Likewise.
16501 (*vec_extractv2di_1_rex64): Likewise.
16502 (*vec_extractv2di_1_avx): Likewise.
16503 (sse2_psadbw): Likewise.
16504 (ssse3_phaddwv8hi3): Likewise.
16505 (ssse3_phaddwv4hi3): Likewise.
16506 (ssse3_phadddv4si3): Likewise.
16507 (ssse3_phadddv2si3): Likewise.
16508 (ssse3_phaddswv8hi3): Likewise.
16509 (ssse3_phaddswv4hi3): Likewise.
16510 (ssse3_phsubwv8hi3): Likewise.
16511 (ssse3_phsubwv4hi3): Likewise.
16512 (ssse3_phsubdv4si3): Likewise.
16513 (ssse3_phsubdv2si3): Likewise.
16514 (ssse3_phsubswv8hi3): Likewise.
16515 (ssse3_phsubswv4hi3): Likewise.
16516 (ssse3_pmaddubsw128): Likewise.
16517 (sse3_pmaddubsw: Likewise.
16518 (ssse3_palignrti): Likewise.
16519 (ssse3_palignrdi): Likewise.
16521 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
16523 * doc/install.texi (Specific): Fix two cross-references to MinGW.
16525 2009-04-06 Richard Guenther <rguenther@suse.de>
16527 PR tree-optimization/28868
16528 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
16529 of which PHI results we inserted.
16530 (insert_into_preds_of_block): Record inserted PHIs.
16531 (eliminate): Eliminate redundant PHI nodes.
16532 (init_pre): Init inserted_phi_names.
16534 2009-04-06 Richard Guenther <rguenther@suse.de>
16536 PR tree-optimization/39643
16537 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
16538 IMAGPART_EXPRs of complex constants.
16539 (execute_fold_all_builtins): If we folded a call queue
16540 TODO_update_address_taken.
16542 2009-04-06 Jan Hubicka <jh@suse.cz>
16544 PR middle-end/39659
16545 * except.c (remove_unreachable_regions): Propagate may_contain_throw
16548 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
16550 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
16552 (ic_invalidate_array): Likewise.
16554 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
16556 * calls.c (emit_library_call_value_1): Fix a problem with parameter
16557 alignment for library calls.
16559 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
16561 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
16562 (mingw32 tm clause use_gcc_stdint): Set to wrap.
16563 * config/i386/mingw-stdint.h: New file.
16565 2009-04-05 Richard Guenther <rguenther@suse.de>
16567 PR tree-optimization/39648
16568 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
16569 our &A vs. &A[0] IL deficiencies.
16571 2009-04-04 Jan Hubicka <jh@suse.cz>
16573 * except.c (sjlj_find_directly_reachable_regions): Be ready for
16574 removed toplevel regions.
16575 (sjlj_mark_call_sites): Likewise.
16577 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
16579 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
16580 (cygwin tm clause use_gcc_stdint): Set to wrap.
16581 * config/i386/cygwin-stdint.h: New file.
16583 2009-04-04 Richard Guenther <rguenther@suse.de>
16585 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
16586 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
16587 single-argument PHIs if we are in loop-closed SSA form.
16588 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
16589 for the pre-condition.
16590 (slpeel_tree_peel_loop_to_edge): Likewise.
16591 (vect_build_loop_niters): Take an optional sequence to append stmts.
16592 (vect_generate_tmps_on_preheader): Likewise.
16593 (vect_do_peeling_for_loop_bound): Take extra guards for the
16595 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
16596 the cost model check.
16597 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
16598 guards if we are going to peel. Do not apply versioning in that case.
16599 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
16600 (vect_do_peeling_for_loop_bound): Likewise.
16601 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
16602 loop bound only record extra pre-conditions, do not apply loop
16605 2009-04-04 Richard Guenther <rguenther@suse.de>
16607 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
16610 2009-04-04 Jan Hubicka <jh@suse.cz>
16612 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16613 last_basic_block for size of bb->index indexed array.
16614 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
16615 compute_out, link_btr_uses, build_btr_def_use_webs,
16616 build_btr_def_use_webs, migrate_btr_defs): Likewise.
16618 2009-04-04 Jan Hubicka <jh@suse.cz>
16620 * except.c (remove_eh_handler_and_replace): Break out from ...
16621 (remove_eh_handler): ... here.
16622 (bring_to_root): New function.
16623 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
16624 handled ones, bring others to root of tree.
16626 2009-04-04 Jan Hubicka <jh@suse.cz>
16628 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
16629 (all_phis_safe_to_merge): New function.
16630 (update_info): New structure.
16631 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
16632 (cleanup_empty_eh): Update SSA if possible.
16634 2009-04-04 Richard Guenther <rguenther@suse.de>
16636 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
16637 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
16638 (append_vuse): Likewise.
16640 2009-04-04 Jakub Jelinek <jakub@redhat.com>
16642 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
16643 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
16644 instead of REG_UNSAVED for DW_CFA_undefined.
16645 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
16646 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
16649 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
16652 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
16653 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
16654 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
16656 2009-04-04 Richard Guenther <rguenther@suse.de>
16658 PR tree-optimization/8781
16659 PR tree-optimization/37892
16660 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
16661 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
16662 (valueize_refs): Call it for *& valueizations.
16663 (shared_reference_ops_from_ref): Rename to ...
16664 (valueize_shared_reference_ops_from_ref): ... this and valueize.
16665 (shared_reference_ops_from_call): Rename to ...
16666 (valueize_shared_reference_ops_from_call): ... this and valueize.
16667 (vn_reference_lookup): Update.
16668 (visit_reference_op_call): Likewise.
16669 * tree-ssa-pre.c (phi_translate_1): Fold *&.
16670 (eliminate): Value-replace the call address in call statements.
16672 2009-04-04 Richard Guenther <rguenther@suse.de>
16674 PR tree-optimization/39636
16675 * tree-ssa-forwprop.c
16676 (forward_propagate_addr_into_variable_array_index): Check for
16677 GIMPLE_ASSIGN before accessing the rhs code.
16679 2009-04-03 Jason Merrill <jason@redhat.com>
16681 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16683 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16685 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16686 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16687 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16688 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16689 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16690 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16691 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16692 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16693 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16694 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16695 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16696 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16697 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16698 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16699 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16700 Use fr_reg_or_fp01_operand instead of fr_register_operand
16702 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16703 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16704 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16706 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16708 PR rtl-optimization/39607
16709 PR rtl-optimization/39631
16713 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16714 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16715 instead of DF_LR_OUT.
16716 * ira-lives.c (process_bb_node_lives): Ditto.
16717 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16718 instead of DF_LR_{OUT,IN}.
16719 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16720 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16722 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16724 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16725 (execute_lower_omp): Always run but take the short way out if -fopenmp
16727 (gate_lower_omp): Remove, forcing the pass manager to always run the
16728 pass and always set PROP_gimple_lomp.
16729 (pass_lower_omp): Remove gate function.
16730 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16731 PROP_trees. Instead, require it.
16732 * ipa-cp.c (pass_ipa_cp): Likewise.
16733 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16734 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16735 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16736 and PROP_gimple_leh.
16738 2009-04-03 Richard Guenther <rguenther@suse.de>
16740 PR middle-end/13146
16741 PR tree-optimization/23940
16742 PR tree-optimization/33237
16743 PR middle-end/33974
16744 PR middle-end/34093
16745 PR tree-optimization/36201
16746 PR tree-optimization/36230
16747 PR tree-optimization/38049
16748 PR tree-optimization/38207
16749 PR tree-optimization/38230
16750 PR tree-optimization/38301
16751 PR tree-optimization/38585
16752 PR middle-end/38895
16753 PR tree-optimization/38985
16754 PR tree-optimization/39299
16755 * tree-ssa-structalias.h: Remove.
16756 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16757 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16758 (struct vuse_element_d): Remove.
16759 (struct vuse_vec_d): Likewise.
16760 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16761 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16762 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16763 VUSE_ELEMENT_VAR): Likewise.
16764 (struct voptype_d): Likewise.
16765 (NUM_VOP_FREE_BUCKETS): Likewise.
16766 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16767 (struct stmt_operands_d): Remove.
16768 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16769 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16770 VDEF_NUM, VDEF_VECT): Likewise.
16771 (copy_virtual_operands): Remove.
16772 (operand_build_cmp): Likewise.
16773 (create_ssa_artificial_load_stmt): Likewise.
16774 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16775 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16776 vuse_index and mayuse_index members. Pack and move done and iter_type
16777 members to the front.
16778 (SSA_OP_VMAYUSE): Remove.
16779 (SSA_OP_VIRTUAL_USES): Adjust.
16780 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16781 (unlink_stmt_vdef): Declare.
16782 (add_to_addressable_set): Remove.
16783 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16784 (vrp_visit_stmt): Likewise.
16785 * doc/tree-ssa.texi (Alias analysis): Update.
16786 * doc/invoke.texi (max-aliased-vops): Remove docs.
16787 (avg-aliased-vops): Likewise.
16788 * tree-into-ssa.c (syms_to_rename): Remove.
16789 (need_to_update_vops_p): Likewise.
16790 (need_to_initialize_update_ssa_p): Rename to ...
16791 (update_ssa_initialized_fn): ... this. Track function we are
16793 (symbol_marked_for_renaming): Simplify.
16794 (add_new_name_mapping): Do not set need_to_update_vops_p.
16795 (dump_currdefs): Use SYMS_TO_RENAME.
16796 (rewrite_update_stmt): Always walk all uses/defs.
16797 (dump_update_ssa): Adjust.
16798 (init_update_ssa): Take function argument. Track what we are
16800 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16801 (create_new_def_for): Initialize for cfun, assert we are initialized
16803 (mark_sym_for_renaming): Simplify.
16804 (mark_set_for_renaming): Do not initialize update-ssa.
16805 (need_ssa_update_p): Simplify. Take function argument.
16806 (name_mappings_registered_p): Assert we ask for the correct function.
16807 (name_registered_for_update_p): Likewise.
16808 (ssa_names_to_replace): Likewise.
16809 (release_ssa_name_after_update_ssa): Likewise.
16810 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16811 (dump_decl_set): Do not print a newline.
16812 (debug_decl_set): Do it here.
16813 (dump_update_ssa): And here.
16814 * tree-ssa-loop-im.c (move_computations): Adjust.
16815 (movement_possibility): Likewise.
16816 (determine_max_movement): Likewise.
16817 (gather_mem_refs_stmt): Likewise.
16818 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16819 or NAME_MEMORY_TAG.
16820 * tree-complex.c (update_all_vops): Remove.
16821 (expand_complex_move): Adjust.
16822 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16823 Simplify test for memory referencing statement. Exclude
16824 non-invariant ADDR_EXPRs.
16825 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16826 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16827 (rdg_flag_uses): Likewise.
16828 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16830 (tree_optimize_tail_calls_1): Also split the
16831 edge from the entry block if we have degenerate PHI nodes in
16832 the first basic block.
16833 * tree.c (init_ttree): Remove memory-tag related code.
16834 (tree_code_size): Likewise.
16835 (tree_node_structure): Likewise.
16836 (build7_stat): Re-write to be build6_stat.
16837 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16838 (SSA_VAR_P): Adjust.
16839 (struct tree_memory_tag): Remove.
16840 (struct tree_memory_partition_tag): Likewise.
16841 (union tree_node): Adjust.
16842 (build7): Re-write to be build6.
16843 * tree-pass.h (pass_reset_cc_flags): Remove.
16844 (TODO_update_address_taken): New flag.
16845 (pass_simple_dse): Remove.
16846 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16847 * params.h (MAX_ALIASED_VOPS): Remove.
16848 (AVG_ALIASED_VOPS): Likewise.
16849 * omp-low.c (expand_omp_taskreg): Update SSA form.
16850 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16851 aliases the lhs in a copy stmt.
16852 * tree-ssa-dse.c (struct address_walk_data): Remove.
16853 (memory_ssa_name_same): Likewise.
16854 (memory_address_same): Likewise.
16855 (get_kill_of_stmt_lhs): Likewise.
16856 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16857 unused stores. Look through PHI nodes into post-dominated regions.
16858 (dse_optimize_stmt): Simplify. Properly remove stores.
16859 (tree_ssa_dse): Compute dominators.
16860 (execute_simple_dse): Remove.
16861 (pass_simple_dse): Likewise.
16862 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16863 gimple_loaded_syms and gimple_stored_syms computation.
16864 * toplev.c (dump_memory_report): Dump alias and pta stats.
16865 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16866 (vn_reference_eq): Likewise.
16867 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16868 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16869 valueize_vuses): Remove.
16870 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16871 (get_def_ref_stmt_vuse): ... this.
16872 (vn_reference_lookup_2): New function.
16873 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16874 walking equivalent vuses. Simplify.
16875 (vn_reference_lookup): Likewise.
16876 (vn_reference_insert): Likewise.
16877 (vn_reference_insert_pieces): Likewise.
16878 (visit_reference_op_call): Simplify.
16879 (visit_reference_op_load): Likewise.
16880 (visit_reference_op_store): Likewise.
16881 (init_scc_vn): Remove shared_lookup_vuses initialization.
16882 (free_scc_vn): Remove shared_lookup_vuses freeing.
16883 (sort_vuses, sort_vuses_heap): Remove.
16884 (get_ref_from_reference_ops): Export.
16885 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16886 vector with single vuse pointer.
16887 (vn_reference_lookup_pieces, vn_reference_lookup,
16888 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16889 (shared_vuses_from_stmt): Remove.
16890 (get_ref_from_reference_ops): Declare.
16891 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16892 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16893 memory-tag related code.
16894 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16895 (likely_value): Add comment, skip static-chain of call statements.
16896 (surely_varying_stmt_p): Adjust.
16897 (gimplify_and_update_call_from_tree): Likewise.
16898 (execute_fold_all_builtins): Do not rebuild alias info.
16899 (gimplify_and_update_call_from_tree): Properly update VOPs.
16900 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16901 (copy_ref_info): Remove memory-tag related code.
16902 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16903 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16904 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16906 * tree-ssa-dom.c (gimple_p): Remove typedef.
16907 (eliminate_redundant_computations): Adjust.
16908 (record_equivalences_from_stmt): Likewise.
16909 (avail_expr_hash): Likewise.
16910 (avail_expr_eq): Likewise.
16911 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16912 (stmt_makes_single_load): Likewise.
16913 (stmt_makes_single_store): Likewise.
16914 * tree-ssa-alias.c: Rewrite completely.
16915 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16916 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16917 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16918 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16919 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16920 Remove public functions.
16921 (pass_reset_cc_flags): Remove.
16922 (pass_build_alias): Move ...
16923 * tree-ssa-structalias.c (pass_build_alias): ... here.
16924 * tree-ssa-alias.c (may_be_aliased): Move ...
16925 * tree-flow-inline.h (may_be_aliased): ... here.
16926 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16927 count_uses_and_derefs): Move ...
16928 * gimple.c: ... here.
16929 * gimple.h (count_uses_and_derefs): Declare.
16930 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16931 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16932 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16933 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16934 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16935 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16936 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16938 * tree-dfa.c (refs_may_alias_p): Move ...
16939 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16940 * tree-ssa-alias.h: New file.
16941 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16942 (statement_sink_location): Likewise.
16943 * opts.c (decode_options): Do not adjust max-aliased-vops or
16944 avg-aliased-vops values.
16945 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16946 (TV_CALL_CLOBBER): Likewise.
16947 (TV_FLOW_SENSITIVE): Likewise.
16948 (TV_FLOW_INSENSITIVE): Likewise.
16949 (TV_MEMORY_PARTITIONING): Likewise.
16950 (TV_ALIAS_STMT_WALK): New timevar.
16951 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16952 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16953 (get_address_description): Remove memory-tag related code.
16954 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16955 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16956 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16957 and immediate uses in statements. Document.
16958 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16959 (dump_symbols): Remove.
16960 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16961 * alias.c (get_deref_alias_set): New function split out from ...
16962 (get_alias_set): ... here.
16963 * alias.h (get_deref_alias_set): Declare.
16964 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16965 type parameter. Remove restrict pointer handling. Create a
16966 ref-all pointer in case type-based alias sets do not conflict.
16967 (vect_analyze_data_refs): Remove SMT related code.
16968 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16969 (vectorizable_load): Likewise.
16970 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16971 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16972 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16973 Ignore vops and SMTs.
16974 (dr_analyze_alias): Likewise..
16975 (free_data_ref): Likewise.
16976 (create_data_ref): Likewise.
16977 (analyze_all_data_dependences): Likewise.
16978 (get_references_in_stmt): Adjust.
16979 * tree-flow-inline.h (gimple_aliases_computed_p,
16980 gimple_addressable_vars, gimple_call_clobbered_vars,
16981 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16982 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16983 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16984 gimple_mem_ref_stats): Remove.
16985 (gimple_vop): New function.
16986 (op_iter_next_use): Remove vuses and mayuses cases.
16987 (op_iter_next_def): Remove vdefs case.
16988 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16989 (clear_and_done_ssa_iter): Do not set removed fields.
16990 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16991 Assert we are not iterating over vuses or vdefs if not also
16992 iterating over uses or defs.
16993 (op_iter_init_use): Likewise.
16994 (op_iter_init_def): Likewise.
16995 (op_iter_next_vdef): Remove.
16996 (op_iter_next_mustdef): Likewise.
16997 (op_iter_init_vdef): Likewise.
16998 (compare_ssa_operands_equal): Likewise.
16999 (link_use_stmts_after): Handle vuse operand.
17000 (is_call_used): Use is_call_clobbered.
17001 (is_call_clobbered): Global variables are always call clobbered,
17002 query the call-clobbers bitmap.
17003 (mark_call_clobbered): Ignore global variables.
17004 (clear_call_clobbered): Likewise.
17005 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
17006 virtual operands sanity check.
17007 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
17009 (TARGET_MEM_REF): Remove TMR_TAG operand.
17010 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
17011 Remove call-clobber related code.
17012 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
17013 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
17014 partitions or escape reason.
17015 (get_single_def_stmt, get_single_def_stmt_from_phi,
17016 get_single_def_stmt_with_phi): Remove.
17017 (dump_referenced_vars): Tidy.
17018 (get_ref_base_and_extent): Allow bare decls.
17019 (collect_dfa_stats): Adjust.
17020 * graphite.c (rename_variables_in_stmt): Adjust.
17021 (graphite_copy_stmts_from_block): Likewise.
17022 (translate_clast): Likewise.
17023 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
17025 (translate_vuse_through_block): Use the oracle.
17026 (phi_translate_1): Adjust.
17027 (value_dies_in_block_x): Use the oracle. Cache the outcome
17029 (valid_in_sets): Check if the VUSE for
17030 a REFERENCE is available.
17031 (eliminate): Do not remove stmts during elimination,
17032 instead queue and remove them afterwards.
17033 (do_pre): Do not rebuild alias info.
17034 (pass_pre): Run TODO_rebuild_alias before PRE.
17035 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
17036 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
17037 (mark_all_v_defs_stmt): Remove.
17038 (mark_all_v_defs_seq): Adjust.
17039 (sra_replace): Likewise.
17040 (scalarize_use): Likewise.
17041 (scalarize_copy): Likewise.
17042 (scalarize_init): Likewise.
17043 (scalarize_ldst): Likewise.
17044 (todoflags): Remove.
17045 (tree_sra): Do not rebuild alias info.
17046 (tree_sra_early): Adjust.
17047 (pass_sra): Run TODO_update_address_taken before SRA.
17048 * tree-predcom.c (set_alias_info): Remove.
17049 (prepare_initializers_chain): Do not call it.
17050 (mark_virtual_ops_for_renaming): Adjust.
17051 (mark_virtual_ops_for_renaming_list): Remove.
17052 (initialize_root_vars): Adjust.
17053 (initialize_root_vars_lm): Likewise.
17054 (prepare_initializers_chain): Likewise.
17055 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
17056 (may_propagate_copy_into_stmt): Likewise.
17057 (merge_alias_info): Do nothing for now.
17058 (propagate_tree_value_into_stmt): Adjust.
17059 (stmt_may_generate_copy): Likewise.
17060 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
17061 not mark symbols for renaming.
17062 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
17063 with the same statement, make sure to update the new pointed-to one.
17064 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
17065 call statements, do not mark symbols for renaming.
17066 (mark_operand_necessary): Dump something.
17067 (ref_may_be_aliased): New function.
17068 (mark_aliased_reaching_defs_necessary_1): New helper function.
17069 (mark_aliased_reaching_defs_necessary): Likewise.
17070 (mark_all_reaching_defs_necessary_1): Likewise.
17071 (mark_all_reaching_defs_necessary): Likewise.
17072 (propagate_necessity): Do not process virtual PHIs. For
17073 non-aliased loads mark all reaching definitions as necessary.
17074 For aliased loads and stores mark the immediate dominating
17075 aliased clobbers as necessary.
17076 (visited): New global static.
17077 (perform_tree_ssa_dce): Free visited bitmap after propagating
17079 (remove_dead_phis): Perform simple dead virtual PHI removal.
17080 (remove_dead_stmt): Properly unlink virtual operands when
17082 (eliminate_unnecessary_stmts): Schedule PHI removal after
17084 * tree-ssa-ter.c (is_replaceable_p): Adjust.
17085 (process_replaceable): Likewise.
17086 (find_replaceable_in_bb): Likewise.
17087 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
17088 based on the single gimple vop.
17089 (verify_flow_insensitive_alias_info): Remove.
17090 (verify_flow_sensitive_alias_info): Likewise.
17091 (verify_call_clobbering): Likewise.
17092 (verify_memory_partitions): Likewise.
17093 (verify_alias_info): Likewise.
17094 (verify_ssa): Adjust..
17095 (execute_update_addresses_taken): Export. Update SSA
17096 manually. Optimize only when optimizing. Use a local bitmap.
17097 (pass_update_address_taken): Remove TODO_update_ssa, add
17099 (pass_update_address_taken): Just use TODO_update_address_taken.
17100 (init_tree_ssa): Do not initialize addressable_vars.
17101 (verify_ssa): Verify new VUSE / VDEF properties.
17102 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
17103 Do not call verify_alias_info.
17104 (delete_tree_ssa): Clear the VUSE, VDEF operands.
17105 Do not free the loaded and stored syms bitmaps. Reset the escaped
17106 and callused solutions. Do not free addressable_vars.
17107 Remove memory-tag related code.
17108 (warn_uninitialized_var): Aliases are always available.
17109 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
17110 * lambda-code.c (can_put_in_inner_loop): Adjust.
17111 (can_put_after_inner_loop): Likewise.
17112 (perfect_nestify): Likewise.
17113 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
17114 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
17115 (vectorizable_conversion): Do not mark symbols for renaming.
17116 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
17117 (expand_call_inline): Unlink the calls virtual operands before
17119 (tree_function_versioning): Do not call update_ssa if we are not
17120 updating clones. Simplify.
17121 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
17122 (propagate_with_phi): Likewise..
17123 * tree-outof-ssa.c (create_temp): Remove memory tag and call
17124 clobber code. Assert we are not aliased or global.
17125 * tree-flow.h: Include tree-ssa-alias.h
17126 (enum escape_type): Remove.
17127 (struct mem_sym_stats_d): Likewise.
17128 (struct mem_ref_stats_d): Likewise.
17129 (struct gimple_df): Add vop member. Remove global_var,
17130 call_clobbered_vars, call_used_vars, addressable_vars,
17131 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
17132 escaped and callused members.
17133 (struct ptr_info_def): Remove all members, add points-to solution
17135 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
17136 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
17137 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
17138 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
17139 (tree-ssa-alias.o): Likewise.
17140 (toplev.o): Add tree-ssa-alias.h
17141 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
17142 * gimple.c (gimple_set_bb): Fix off-by-one error.
17143 (is_gimple_reg): Do not handle memory tags.
17144 (gimple_copy): Also copy virtual operands.
17145 Delay updating the statement. Do not reset loaded and stored syms.
17146 (gimple_set_stored_syms): Remove.
17147 (gimple_set_loaded_syms): Likewise.
17148 (gimple_call_copy_skip_args): Copy the virtual operands
17149 and mark the new statement modified.
17150 * tree-ssa-structalias.c (may_alias_p): Remove.
17151 (set_uids_in_ptset): Take the alias set to prune with as
17152 parameter. Fold in the alias test of may_alias_p.
17153 (compute_points_to_sets): Compute whether a ptr is dereferenced
17154 in a local sbitmap.
17155 (process_constraint): Deal with &ANYTHING on the lhs, reject all
17156 other ADDRESSOF constraints on the lhs.
17157 (get_constraint_for_component_ref): Assert that we don't get
17158 ADDRESSOF constraints from the base of the reference.
17159 Properly generate UNKNOWN_OFFSET for DEREF if needed.
17160 (struct variable_info): Remove collapsed_to member.
17161 (get_varinfo_fc): Remove.
17162 (new_var_info): Do not set collapsed_to.
17163 (dump_constraint): Do not follow cycles.
17164 (dump_constraint_graph): Likewise.
17165 (build_pred_graph): Likewise.
17166 (build_succ_graph): Likewise.
17167 (rewrite_constraints): Likewise.
17168 (do_simple_structure_copy): Remove.
17169 (do_rhs_deref_structure_copy): Remove.
17170 (do_lhs_deref_structure_copy): Remove.
17171 (collapse_rest_of_var): Remove.
17172 (do_structure_copy): Re-implement.
17173 (pta_stats): New global variable.
17174 (dump_pta_stats): New function.
17175 (struct constraint_expr): Make offset signed.
17176 (UNKNOWN_OFFSET): Define special value.
17177 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
17178 (solution_set_expand): New helper function split out from ...
17179 (do_sd_constraint): ... here.
17180 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
17181 (do_ds_constraint): Likewise.
17182 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
17183 and CALLUSED = *CALLUSED.
17184 (set_union_with_increment): Make inc argument signed.
17185 (type_safe): Remove.
17186 (get_constraint_for_ptr_offset): Handle unknown and negative
17188 (first_vi_for_offset): Handle offsets before start. Bail
17189 out early for offsets beyond the variable extent.
17190 (first_or_preceding_vi_for_offset): New function.
17191 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
17192 Together with ESCAPED = *ESCAPED this properly computes reachability.
17193 (find_what_var_points_to): New function.
17194 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
17195 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
17196 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
17197 pt_solutions_intersect): New functions.
17198 (compute_call_used_vars): Remove.
17199 (compute_may_aliases): New main entry into PTA computation.
17200 * gimple.h (gimple_p): New typedef.
17201 (struct gimple_statement_base): Remove references_memory_p.
17202 (struct gimple_statement_with_memory_ops_base): Remove
17203 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
17205 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
17206 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
17207 gimple_set_references_memory): Remove.
17208 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
17209 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
17211 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
17212 (verify_expr): Allow RESULT_DECL.
17213 (gimple_duplicate_bb): Do not copy virtual operands.
17214 (gimple_duplicate_sese_region): Adjust.
17215 (gimple_duplicate_sese_tail): Likewise.
17216 (mark_virtual_ops_in_region): Remove.
17217 (move_sese_region_to_fn): Do not call it.
17218 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
17219 and pass_simple_dse.
17220 (execute_function_todo): Handle TODO_update_address_taken,
17221 call execute_update_addresses_taken for TODO_rebuild_alias.
17222 (execute_todo): Adjust.
17223 (execute_one_pass): Init dump files early.
17224 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
17226 (create_general_new_stmt): Clear vops.
17227 * tree-ssa-reassoc.c (get_rank): Adjust.
17228 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
17229 symbols for renaming.
17230 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
17231 (PARAM_AVG_ALIASED_VOPS): Likewise.
17232 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
17233 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
17234 * tree-ssa-operands.c: Simplify for new virtual operand representation.
17235 (operand_build_cmp, copy_virtual_operands,
17236 create_ssa_artificial_load_stmt, add_to_addressable_set,
17237 gimple_add_to_addresses_taken): Remove public functions.
17238 (unlink_stmt_vdef): New function.
17240 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17242 * config.gcc (powerpc-*-linux*): Merge variants.
17244 2009-04-02 Chao-ying Fu <fu@mips.com>
17245 James Grosbach <james.grosbach@microchip.com>
17247 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
17248 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
17250 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
17251 keep_interrupts_masked_p, use_debug_exception_return_p.
17252 (mips_attribute_table): Add interrupt, use_shadow_register_set,
17253 keep_interrupts_masked, use_debug_exception_return.
17254 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
17255 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
17257 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
17258 (mips_print_operand): Process COP0 registers to print $0 .. $31
17259 correctly for GAS to process.
17260 (mips_interrupt_extra_call_saved_reg_p): New function.
17261 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
17263 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
17264 (mips_compute_frame_info): Add supports for interrupt context that
17265 includes doubleword accumulators and COP0 registers.
17266 (mips_for_each_saved_acc): New function.
17267 (mips_for_each_saved_gpr_and_fpr): Change the function name from
17268 mips_for_each_saved_reg.
17269 (mips_save_reg): Save accumulators.
17270 (mips_kernel_reg_p): A new for_each_rtx callback.
17271 (mips_expand_prologue): Support interrupt handlers.
17272 (mips_restore_reg): Restore accumulators.
17273 (mips_expand_epilogue): Support interrupt handlers.
17274 (mips_can_use_return_insn): Return false for interrupt handlers.
17275 (mips_epilogue_uses): New function.
17276 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
17277 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
17278 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
17279 cop0_move): New instructions.
17280 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
17281 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
17283 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
17285 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
17286 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
17287 interrupt handlers, we use K0 as the temporary register.
17288 (EPILOGUE_USES): Change to a function call.
17289 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
17290 handlers, we use K0 as the temporary register.
17292 * doc/extend.texi (Function Attributes): Document interrupt,
17293 use_shadow_register_set, keep_interrupts_masked,
17294 use_debug_exception_return for MIPS attributes.
17296 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17298 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
17299 Remove a number of t-files from tmake_file.
17300 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
17301 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
17302 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
17303 target_prototype, not TARGET_PROTOTYPE.
17304 (LINK_OS_GNU_SPEC): Define.
17305 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
17306 and darwin-ldoubdle.c.
17308 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17311 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
17312 (cpp_options): Ditto.
17313 (default_compilers): Ditto.
17314 (display_help): Ditto.
17315 (process_command): Ditto.
17316 (do_spec_1): Ditto.
17317 (set_input): Use lbasename instead of duplicate code.
17318 (save_temps_prefix): New static for -save-temps=obj.
17319 (save_temps_length): Ditto.
17321 * doc/invoke.texi (-save-temps=obj): Document new variant to
17322 -save-temps switch.
17324 2009-04-02 Jeff Law <law@redhat.com>
17326 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
17329 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17331 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
17332 * configure: Regenerated.
17334 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17336 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
17337 share the argument list.
17339 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17343 2009-02-12 Diego Novillo <dnovillo@google.com>
17345 * varpool.c (debug_varpool): New.
17346 * cgraph.h (debug_varpool): Declare.
17348 2009-04-02 Jan Hubicka <jh@suse.cz>
17350 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
17353 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17355 * config/i386/i386.c (ix86_abi): Move initialization to ...
17356 (override_options): Here.
17358 2009-04-02 Christian Bruel <christian.bruel@st.com>
17360 * config/sh/sh.c (sh_dwarf_register_span): New function.
17361 (TARGET_DWARF_REGISTER_SPAN): Define.
17362 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
17364 2009-04-02 Ira Rosen <irar@il.ibm.com>
17366 PR tree-optimization/39595
17367 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
17368 interleaved loads group is not greater than the SLP group size.
17370 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17372 * builtins.c (is_builtin_name): New.
17373 (called_as_built_in): Use is_builtin_name.
17374 * tree.h (is_builtin_name): New.
17375 * varasm.c (incorporeal_function_p): Use is_builtin_name
17377 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
17379 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
17381 2009-04-02 Dodji Seketeli <dodji@redhat.com>
17384 * c-decl.c (clone_underlying_type): Move this ...
17385 * c-common.c (set_underlying_type): ... here.
17386 Also, make sure the function properly sets TYPE_STUB_DECL() on
17387 the newly created typedef variant type.
17388 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
17389 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
17392 2009-04-02 Richard Guenther <rguenther@suse.de>
17394 PR tree-optimization/37221
17395 * tree-flow.h (degenerate_phi_result): Declare.
17396 * tree-ssa-dom.c (degenerate_phi_result): Export.
17397 * tree-scalar-evolution.c (analyze_initial_condition): If
17398 the initial condition is defined by a degenerate PHI node
17399 use the degenerate value.
17401 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
17403 PR rtl-optimization/39588
17404 * combine.c (merge_outer_ops): Do not set the constant when this
17406 (simplify_shift_const_1): Do not modify it either in this case.
17408 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
17410 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
17411 tuning is deprecated if -mtune value is set to an Itanium1 variant.
17413 2009-04-01 Janis Johnson <janis187@us.ibm.com>
17416 * c-lex.c (interpret_float): Default (no suffix) is double.
17418 2009-04-1 Xinliang David Li <davidxl@google.com>
17420 * config/i386/i386.c (legitimate_constant_p): Recognize
17421 all one vector constant.
17423 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17425 * config/vax/vax.c: Add #includes to silence warnings.
17426 Change #include order to silence two warnings.
17428 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17430 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
17431 (ASM_SPEC): Pass -k to the assembler for PIC code.
17433 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17435 * config.gcc: Add vax-*-linux* to the switch.
17436 * config/vax/linux.h: New file. (TARGET_VERSION,
17437 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
17439 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17441 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
17442 Use predicate macros instead of GET_CODE() == foo.
17443 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
17444 ashlsi3, rotrsi3, <unnamed>): Likewise.
17446 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17448 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
17449 jbbccihi, jbbccisi): Remova trailing whitespace.
17450 * config/vax/constraints.md: Likewise.
17451 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17452 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
17453 * config/vax/predicates.md: Likewise.
17454 * config/vax/vax.c (print_operand_address, vax_output_int_move,
17455 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
17456 * config/vax/vax.h: Likewise.
17457 * config/vax/vax.md (nonlocal_goto): Likewise.
17459 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17461 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
17462 (indirectable_address_p, adjacent_operands_p): Add spaces around
17464 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
17466 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17468 * config/vax/vax.c (legitimate_constant_address_p,
17469 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
17470 index_term_p, reg_plus_index_p, legitimate_address_p,
17471 vax_mode_dependent_address_p): Update comments to match functions
17472 modified by the recent int->bool conversion.
17474 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17476 * config/vax/builtins.md: Update copyright message.
17477 * config/vax/constraints.md: Likewise.
17478 * config/vax/netbsd-elf.h: Likewise.
17479 * config/vax/predicates.md: Likewise.
17480 * config/vax/vax-protos.h: Likewise.
17481 * config/vax/vax.c: Likewise.
17482 * config/vax/vax.h: Likewise.
17483 * config/vax/vax.md: Likewise.
17484 * config/vax/vax.opt: Likewise.
17486 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17488 * config/vax/builtins.md (ffssi2, ffssi2_internal,
17489 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
17490 * config/vax/constraints.md (B, R): Likewise.
17491 * config/vax/predicates.md (external_memory_operand,
17492 nonimmediate_addsub_di_operand): Likewise.
17493 * config/vax/vax.c (vax_output_int_add): Likewise.
17494 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
17495 untyped_call): Likewise.
17497 2009-04-01 Matt Thomas <matt@3am-software.com>
17499 * config/vax/predicates.md: New file.
17500 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
17501 external_const_operand, nonsymbolic_operand, external_memory_operand,
17502 indirect_memory_operand, indexed_memory_operand,
17503 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
17504 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
17506 * config/vax/constraints.md: New file.
17507 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
17509 * config/vax/builtins.md: New file.
17510 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
17511 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
17513 * config/vax/vax.opt (mqmath): Add option.
17514 * config/vax/vax.md (isfx): Extend with DI.
17515 (VAXintQH, VAXintQHSD): Define.
17516 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
17517 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
17518 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
17519 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
17520 (movdi): Update constraints and use vax_output_int_move().
17521 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
17522 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
17523 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
17524 nonlocal_goto): New.
17525 (mov<mode>): Extend accepted operand types.
17526 (subdi3_old): Rename from subdi3, change update constraints and use
17527 a new implementation.
17528 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
17529 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
17530 MOVE_RATIO, CLEAR_RATIO): Define.
17531 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
17532 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
17533 (PRINT_OPERAND): Redefine using a function instead of inlined code.
17534 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
17535 (split_quadword_operands): Make static and really allow variable
17537 (print_operand_address): Update for PIC generation.
17538 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
17539 indexable_address_p, fixup_mathdi_operand,
17540 vax_expand_addsub_di_operands, adjacent_operands_p): New.
17541 (vax_float_literal, legitimate_constant_p,
17542 indirectable_constant_address_p, index_term_p,
17543 reg_plus_index_p): Return bool instead of int.
17544 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
17546 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
17548 (vax_output_conditional_branch): Indent.
17549 (legitimate_constant_address_p, indirectable_constant_address_p,
17550 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
17551 vax_mode_dependent_address_p): Return bool instead of int, update for
17553 * config/vax/vax-protos.h (legitimate_constant_address_p,
17554 legitimate_constant_p, legitimate_address_p,
17555 vax_mode_dependent_address_p): Change declaration to bool.
17556 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
17557 vax_expand_addsub_di_operands, vax_output_int_subtract,
17558 vax_output_movmemsi): Declare.
17559 (split_quadword_operands, vax_float_literal): Delete declaration.
17560 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
17561 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
17562 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
17563 ASM_OUTPUT_DWARF_PCREL): Define.
17564 (ASM_SPEC): Change definition to allow PIC generation.
17566 2009-04-01 Steve Ellcey <sje@cup.hp.com>
17568 * doc/sourcebuild.texi: Update front-end requirements.
17570 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17573 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
17574 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
17575 (booldi3_internal3): Use boolean_or_operator instead of
17578 2009-04-01 Joseph Myers <joseph@codesourcery.com>
17581 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
17582 declarator whose size is not an integer constant expression but
17583 folds to an integer constant, then treat it as a constant
17586 2009-04-01 Richard Guenther <rguenther@suse.de>
17588 * fold-const.c (fold_plusminus_mult_expr): Do not fold
17589 i * 4 + 2 to (i * 2 + 1) * 2.
17591 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17594 * c-parser.c (c_parser_asm_statement): Skip until close paren and
17595 return if c_parser_asm_string_literal returned NULL.
17597 2009-04-01 Nick Clifton <nickc@redhat.com>
17599 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
17601 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
17602 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
17603 other typedefs to avoid conflicts with libgcc2.c. Define labels
17604 to gain 16-bit bit-manipulation functions from libgcc2.c and then
17606 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
17607 to gain 16-bit trapping arithmetic functions from libgcc2.c and
17610 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
17612 * varasm.c (default_function_rodata_section): Declare DOT as
17615 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
17616 Andrey Galkin <agalkin@hypercom.com>
17619 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
17620 Make object_name unique for each process.
17622 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17625 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
17626 addressable variables in the parallel that could go out of scope while
17627 running queued tasks.
17629 2009-04-01 Anatoly Sokolov <aesok@post.ru>
17631 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
17632 (CASE_VALUES_THRESHOLD): Redefine.
17633 * config/avr/avr.c (avr_override_options): Remove initialization of
17634 avr_case_values_threshold variable.
17635 (avr_case_values_threshold): Remove variable. Add new function.
17636 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
17637 * config/avr/avr.opt (mno-tablejump): Remove option.
17638 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
17640 2009-04-01 DJ Delorie <dj@redhat.com>
17642 * varasm.c (default_function_rodata_section): Don't assume
17643 anything about where the first '.' in the section name is.
17645 2009-04-01 Alan Modra <amodra@bigpond.net.au>
17647 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
17648 rs6000_emit_stack_tie.
17650 2009-03-31 Ian Lance Taylor <iant@google.com>
17652 * tree-eh.c (tree_remove_unreachable_handlers): Compare
17653 gimple_code with GIMPLE_RESX, not RESX.
17655 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17657 * c-common.c (c_get_ident): New.
17658 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
17660 2009-04-01 Ben Elliston <bje@au.ibm.com>
17662 * config/rs6000/sysv4.opt (msdata): Improve option description.
17664 2009-03-31 Steve Ellcey <sje@cup.hp.com>
17666 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
17667 (divdf3_internal_lat): Remove.
17668 (divxf3_internal_lat): Remove.
17669 (divxf3_internal_thr): Remove.
17670 (divxf): Use divxf3_internal.
17671 * config/ia64/div.md (divsf3_internal_lat): New.
17672 (divdf3_internal_lat): New.
17673 (divxf3_internal): New.
17675 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17678 * Makefile.in (USE_GCC_STDINT): Define.
17679 (stmp-int-hdrs): Install stdint.h if applicable.
17680 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17682 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17683 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17684 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17685 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17686 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17687 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17688 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17689 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17690 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17691 (c_common_nodes_and_builtins): Initialize
17692 underlying_wchar_type_node. Do not initialize
17693 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17694 nodes for new types.
17695 (c_stddef_cpp_builtins): Define macros for new types.
17696 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17698 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17699 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17700 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17701 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17702 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17703 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17704 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17705 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17706 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17707 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17708 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17709 int16_type_node, int32_type_node, int64_type_node,
17710 uint8_type_node, uint16_type_node, c_uint32_type_node,
17711 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17712 int_least32_type_node, int_least64_type_node,
17713 uint_least8_type_node, uint_least16_type_node,
17714 uint_least32_type_node, uint_least64_type_node,
17715 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17716 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17717 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17718 uintptr_type_node): Define.
17719 * c-cppbuiltin.c (builtin_define_constants,
17720 builtin_define_type_minmax): New.
17721 (builtin_define_stdint_macros): Define more macros.
17722 (c_cpp_builtins): Define more limit macros.
17723 (type_suffix): New.
17724 (builtin_define_type_max): Define in terms of
17725 builtin_define_type_minmax. Remove is_long parameter. All
17727 * config.gcc (use_gcc_stdint): Define.
17728 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17729 Add newlib-stdint.h for generic targets.
17730 * config/glibc-stdint.h, config/newlib-stdint.h,
17731 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17732 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17733 * config/score/score.h (UINTPTR_TYPE): Define.
17734 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17735 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17736 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17737 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17738 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17739 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17740 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17741 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17742 * config/spu/spu.h (STDINT_LONG32): Define.
17743 * configure.ac (use_gcc_stdint): Substitute.
17744 * configure: Regenerate.
17745 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17746 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17747 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17748 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17749 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17750 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17751 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17752 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17753 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17754 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17755 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17756 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17757 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17758 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17759 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17760 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17761 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17762 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17763 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17764 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17765 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17766 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17767 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17768 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17769 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17770 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17771 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17772 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17773 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17775 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17777 * loop-iv.c (suitable_set_for_replacement): Renamed from
17778 simplify_using_assignment; changed to return bool and to accept new
17779 args DEST and SRC. Return true iff we find a source/destination pair
17780 that can be used to make a replacement, and fill SRC and DEST if so.
17781 Remove arg ALTERED. Don't deal with altered regs here. All callers
17783 (simplify_using_initial_values): Deal with altered regs here and track
17784 more precisely the effect they have on the validity of our expression.
17786 * loop-iv.c (simplify_using_condition): A condition of the form
17787 (EQ REG CONST) can be used to simply make a substitution.
17788 (simplify_using_initial_values): Keep track of conditions we have seen
17789 and keep using them to simplify new expressions, while applying the
17790 same substitutions to them as to the expression.
17792 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17793 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17796 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17797 changed. Use this when trying to improve the upper bound.
17798 Generate the comparison by using simplify_gen_relational.
17800 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17802 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17804 (simplify_using_assignment, simplify_using_initial_values): Call
17805 replace_in_expr to make replacements. Call replace_single_def_regs
17806 once on the initial version of the expression.
17808 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17811 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17813 2009-03-31 Richard Guenther <rguenther@suse.de>
17815 PR middle-end/31029
17816 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17817 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17819 2009-03-31 Richard Guenther <rguenther@suse.de>
17821 * tree.h (div_if_zero_remainder): Declare.
17822 * fold-const.c (div_if_zero_remainder): Export.
17823 * tree-ssa-forwprop.c
17824 (forward_propagate_addr_into_variable_array_index): Handle
17825 constant array index addition outside of the variable index.
17827 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17830 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17831 define_splits, floatunssi<mode>2): Require x87 conversions from
17832 DImode to be permitted.
17834 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17836 PR preprocessor/15638
17837 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17839 2009-03-31 Richard Guenther <rguenther@suse.de>
17841 PR middle-end/23401
17842 PR middle-end/27810
17843 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17844 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17845 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17846 a separate statement.
17847 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17848 (lookup_tmp_var): Likewise.
17849 (is_gimple_formal_tmp_or_call_rhs): Remove.
17850 (is_gimple_reg_or_call_rhs): Rename to ...
17851 (is_gimple_reg_rhs_or_call): ... this.
17852 (is_gimple_mem_or_call_rhs): Rename to ...
17853 (is_gimple_mem_rhs_or_call): ... this.
17854 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17855 DECL_GIMPLE_REG_P only if is_formal is true.
17856 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17857 for non-proper post-modify expression gimplification.
17858 (gimplify_self_mod_expr): For post-modify expressions gimplify
17859 the lvalue to a minimal lvalue.
17860 (rhs_predicate_for): Remove formal temp case.
17861 (gimplify_modify_expr_rhs): Likewise.
17862 (gimplify_addr_expr): Use is_gimple_reg.
17863 (gimplify_expr): Remove formal temp cases.
17864 (gimple_regimplify_operands): Likewise.
17865 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17866 and FILTER_EXPR like constants.
17867 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17869 (is_gimple_formal_tmp_rhs): Remove.
17870 (is_gimple_reg_rhs): Remove special casing.
17871 (is_gimple_mem_rhs): Fix.
17872 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17873 (is_gimple_formal_tmp_var): Remove.
17874 (is_gimple_formal_tmp_reg): Likewise.
17875 (is_gimple_min_lval): Allow invariant component ref parts.
17876 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17877 is_gimple_formal_tmp_reg): Remove declarations.
17878 * tree-cfg.c (verify_expr): Verify that variables with address
17879 taken do not have DECL_GIMPLE_REG_P set.
17880 * tree-mudflap.c (mf_build_check_statement_for): Use
17881 force_gimple_operand instead of gimplify_expr.
17883 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17885 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17886 schedulable rows to compute_split_row.
17888 2009-03-31 Ben Elliston <bje@au.ibm.com>
17891 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17894 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17896 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17897 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17898 * configure: Regenerate.
17899 * config.in: Regenerate.
17900 * config/rs6000/rs6000.opt (mtls-markers): Add.
17901 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17902 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17903 (tls_ld_aix, tls_ld_sysv): Likewise.
17904 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17905 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17907 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17909 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17911 2009-03-30 Jan Hubicka <jh@suse.cz>
17913 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17915 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17916 detection and label handling.
17918 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17920 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17921 left_conflicts_size.
17922 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17923 ALLOCNO_LEFT_CONFLICTS_SIZE.
17925 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17926 remove_allocno_from_bucket_and_push,
17927 allocno_spill_priority_compare, push_allocnos_to_stack,
17928 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17929 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17930 (setup_allocno_left_conflicts_num): Ditto. Rename to
17931 setup_allocno_left_conflicts_size.
17932 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17933 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17934 setup_allocno_left_conflicts_size instead of
17935 setup_allocno_left_conflicts_num.
17937 * ira-build.c (ira_create_allocno): Use
17938 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17939 ALLOCNO_LEFT_CONFLICTS_NUM.
17941 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17943 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17944 instead of DF_LR_OUT.
17946 * ira-lives.c (process_bb_node_lives): Ditto.
17948 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17949 instead of DF_LR_{OUT,IN}.
17951 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17953 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17955 2009-03-30 Jan Hubicka <jh@suse.cz>
17957 * except.c (label_to_region_map): Fix thinko.
17959 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17961 PR middle-end/38237
17962 * tree.h (tree_find_value): New declaration.
17963 * tree.c (tree_find_value): New function.
17964 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17966 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17969 * c-decl.c (struct c_binding): Add locus field.
17970 (bind): Add locus argument, set locus field from it.
17971 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17972 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17973 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17974 implicitly_declare, undeclared_variable, lookup_label,
17975 declare_label, c_make_fname_decl, c_builtin_function,
17976 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17979 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17982 * config/i386/i386.c (classify_argument): Check total size of
17985 2009-03-30 Martin Jambor <mjambor@suse.cz>
17987 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17988 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17989 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17992 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17993 seen_variable_array_ref while also traversing a union.
17995 * tree-inline.c (optimize_inline_calls): Do not call
17996 cgraph_node_remove_callees.
17997 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17998 (pass_remove_cgraph_callee_edges): New variable.
17999 * passes.c (init_optimization_passes): Add
18000 pass_remove_cgraph_callee_edges after early inlining and before all
18001 late intraprocedural passes.
18003 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
18005 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18007 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
18008 Fix typos in names.
18010 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18012 * combine.c (simplify_comparison): Use have_insn_for.
18013 * dojump.c (do_jump): Likewise.
18015 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18017 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
18018 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
18019 sparc_compare_op0 like sparc_compare_emitted used to be handled.
18020 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
18021 instead of sparc_compare_emitted.
18022 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
18023 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
18024 instead of sparc_compare_emitted.
18026 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18028 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
18029 enter/exit cfglayout mode.
18030 (pass_partition_block): Require it.
18031 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
18032 (combine_instructions): Track basic blocks instead of labels.
18033 (update_cfg_for_uncondjump): New.
18034 (try_combine): Use it. Update jumps after rescanning.
18035 (pass_combine): Require PROP_cfglayout.
18036 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
18038 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18040 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
18041 Provide/destroy PROP_cfglayout respectively.
18042 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
18043 * tree-pass.h (PROP_cfglayout): New.
18045 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18047 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
18048 fold_convert_const_fixed_from_fixed,
18049 fold_convert_const_fixed_from_int,
18050 fold_convert_const_fixed_from_real, fold_negate_const): Do not
18051 set TREE_CONSTANT_OVERFLOW.
18052 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
18053 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
18055 2009-03-30 Ira Rosen <irar@il.ibm.com>
18057 * tree-vect-loop-manip.c: New file.
18058 * tree-vectorizer.c: Update documentation and included files.
18059 (vect_loop_location): Make extern.
18060 (rename_use_op): Move to tree-vect-loop-manip.c
18061 (rename_variables_in_bb, rename_variables_in_loop,
18062 slpeel_update_phis_for_duplicate_loop,
18063 slpeel_update_phi_nodes_for_guard1,
18064 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
18065 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
18066 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
18067 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
18068 find_loop_location): Likewise.
18069 (new_stmt_vec_info): Move to tree-vect-stmts.c.
18070 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
18071 get_vectype_for_scalar_type, vect_is_simple_use,
18072 supportable_widening_operation, supportable_narrowing_operation):
18074 (bb_in_loop_p): Move to tree-vect-loop.c.
18075 (new_loop_vec_info, destroy_loop_vec_info,
18076 reduction_code_for_scalar_code, report_vect_op,
18077 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
18078 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
18079 (vect_supportable_dr_alignment): Likewise.
18080 * tree-vectorizer.h (tree-data-ref.h): Include.
18081 (vect_loop_location): Declare.
18082 Reorganize function declarations according to the new file structure.
18083 * tree-vect-loop.c: New file.
18084 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
18085 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
18086 * tree-vect-data-refs.c: New file.
18087 * tree-vect-patterns.c (timevar.h): Don't include.
18088 * tree-vect-stmts.c: New file.
18089 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
18090 tree-vect-slp.c, tree-vect-loop.c.
18091 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
18092 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
18093 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
18094 (tree-vect-analyze.o): Remove.
18095 (tree-vect-transform.o): Likewise.
18096 (tree-vect-data-refs.o): Add rule.
18097 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
18098 tree-vect-slp.o): Likewise.
18099 (tree-vect-patterns.o): Remove redundant dependencies.
18100 (tree-vectorizer.o): Likewise.
18101 * tree-vect-slp.c: New file.
18103 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18105 * optc-gen.awk: Warn if an option flag has multiple different
18108 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
18110 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
18111 -floop-block): Document dependences on PPL, CLooG and Graphite.
18113 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18115 PR rtl-optimization/323
18116 * c-common.c (c_fully_fold, convert_and_check,
18117 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
18118 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
18119 * c-common.def (EXCESS_PRECISION_EXPR): New.
18120 * c-cppbuiltin.c (builtin_define_float_constants): Define
18121 constants with enough digits for long double.
18122 * c-lex.c (interpret_float): Interpret constant with excess
18123 precision where appropriate.
18124 * c-opts.c (c_common_post_options): Set
18125 flag_excess_precision_cmdline. Give an error for
18126 -fexcess-precision=standard for C++ for processors where the
18127 option is significant.
18128 * c-parser.c (c_parser_conditional_expression): Handle excess
18129 precision in condition.
18130 * c-typeck.c (convert_arguments): Handle arguments with excess
18132 (build_unary_op): Move excess precision outside operation.
18133 (build_conditional_expr): Likewise.
18134 (build_compound_expr): Likewise.
18135 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
18136 (build_modify_expr): Handle excess precision in RHS.
18137 (convert_for_assignment): Handle excess precision in converted
18139 (digest_init, output_init_element, process_init_element): Handle
18140 excess precision in initializer.
18141 (c_finish_return): Handle excess precision in return value.
18142 (build_binary_op): Handle excess precision in operands and add
18143 excess precision as needed for operation.
18144 * common.opt (-fexcess-precision=): New option.
18145 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
18146 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
18147 For standard excess precision, output explicit conversion to and
18148 truncation from XFmode.
18149 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
18150 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
18151 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
18152 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
18153 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
18154 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
18155 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
18156 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
18157 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
18158 define_splits, sqrt<mode>2): Disable where appropriate for
18159 standard excess precision.
18160 * convert.c (convert_to_real): Do not shorten arithmetic to type
18161 for which excess precision would be used.
18162 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
18163 * doc/invoke.texi (-fexcess-precision=): Document option.
18164 (-mfpmath=): Correct index entry.
18165 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
18166 flag_excess_precision): New.
18167 * langhooks.c (lhd_post_options): Set
18168 flag_excess_precision_cmdline.
18169 * opts.c (common_handle_option): Handle -fexcess-precision=.
18170 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
18171 init_excess_precision): New.
18172 (lang_dependent_init_target): Call init_excess_precision.
18173 * tree.c (excess_precision_type): New.
18174 * tree.h (excess_precision_type): Declare.
18176 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18179 * c-typeck.c (build_component_ref): Do not copy qualifiers from
18180 non-lvalue to component.
18182 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18184 PR preprocessor/34695
18185 * Makefile.in (c-opts.o): Depend on c-tree.h.
18186 * c-common.c: Move down include of diagnostic.h.
18187 (done_lexing, c_cpp_error): New.
18188 * c-common.h (done_lexing): Declare.
18189 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
18191 * c-opts.c: Include c-tree.h.
18192 (c_common_init_options): Set preprocessor error callback.
18193 (c_common_handle_option): Do not set preprocessor
18194 inhibit_warnings, warnings_are_errors, warn_system_headers,
18195 pedantic_errors or inhibit_warnings flags.
18196 (c_common_post_options): Do not check cpp_errors (parse_in).
18197 (c_common_finish): Do not output dependencies if there were
18198 errors. Do not check return value of cpp_finish.
18199 * c-ppoutput.c (pp_file_change): Set input_location.
18200 * c-tree.h (c_cpp_error): Declare.
18201 * diagnostic.c (diagnostic_set_info_translated): Also initialize
18203 (diagnostic_build_prefix): Check override_column.
18204 * diagnostic.h (diagnostic_info): Add override_column field.
18205 (diagnostic_override_column): Define.
18207 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
18209 * c-common.c (c_expand_expr, c_staticp): Remove.
18210 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
18211 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
18212 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
18213 * c-gimplify.c (gimplify_compound_literal_expr,
18214 optimize_compound_literals_in_ctor): Remove.
18215 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
18216 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
18217 * c-semantics.c (emit_local_var): Remove.
18219 * langhooks-def.h (lhd_expand_expr): Remove.
18220 * langhooks.c (lhd_expand_expr): Remove.
18221 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
18223 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
18224 handling from c-semantics.c; don't call into langhook.
18225 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
18226 * gimplify.c (gimplify_compound_literal_expr,
18227 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
18228 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
18229 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
18230 as was done in c-gimplify.c.
18231 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
18232 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
18233 Move from c-common.h.
18234 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
18236 * tree.c (staticp): Do not call langhook.
18237 * langhooks.c (lhd_staticp): Delete.
18238 * langhooks-def.h (lhd_staticp): Delete prototype.
18239 (LANG_HOOKS_STATICP): Delete.
18240 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
18242 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
18243 instead of DECL_STMTs.
18245 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18253 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
18255 (fold_call_expr): Return a NOP_EXPR from folding rather than the
18256 contained expression.
18257 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
18258 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
18259 conditional expressions for C.
18260 (decl_constant_value_for_optimization): Move from
18261 decl_constant_value_for_broken_optimization in c-typeck.c. Check
18262 whether optimizing and that the expression is a VAR_DECL not of
18263 array type instead of doing such checks in the caller. Do not
18264 check pedantic. Call gcc_unreachable for C++.
18265 * c-common.def (C_MAYBE_CONST_EXPR): New.
18266 * c-common.h (c_fully_fold, c_save_expr,
18267 decl_constant_value_for_optimization): New prototypes.
18268 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18269 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18270 EXPR_INT_CONST_OPERANDS): Define.
18271 * c-convert.c (convert): Strip nops from expression.
18272 * c-decl.c (groktypename): Take extra parameters expr and
18273 expr_const_operands. Update call to grokdeclarator.
18274 (start_decl): Update call to grokdeclarator. Add statement for
18275 expressions used in type of decl.
18276 (grokparm): Update call to grokdeclarator.
18277 (push_parm_decl): Update call to grokdeclarator.
18278 (build_compound_literal): Add parameter non_const and build a
18279 C_MAYBE_COSNT_EXPR if applicable.
18280 (grokdeclarator): Take extra parameters expr and
18281 expr_const_operands. Track expressions used in declaration
18282 specifiers and declarators. Fold array sizes and track whether
18283 they are constant expressions and whether they are integer
18284 constant expressions.
18285 (parser_xref_tag): Set expr and expr_const_operands fields in
18287 (grokfield): Update call to grokdeclarator.
18288 (start_function): Update call to grokdeclarator.
18289 (build_null_declspecs): Set expr and expr_const_operands fields in
18291 (declspecs_add_type): Handle expressions in typeof specifiers.
18292 * c-parser.c (c_parser_declspecs): Set expr and
18293 expr_const_operands fields for declaration specifiers.
18294 (c_parser_enum_specifier): Likewise.
18295 (c_parser_struct_or_union_specifier): Likewise.
18296 (c_parser_typeof_specifier): Likewise. Update call to
18297 groktypename. Fold expression as needed. Return expressions with
18298 type instead of adding statements.
18299 (c_parser_attributes): Update calls to c_parser_expr_list.
18300 (c_parser_statement_after_labels): Fold expression before passing
18301 to objc_build_throw_stmt.
18302 (c_parser_condition): Fold expression.
18303 (c_parser_asm_operands): Fold expression.
18304 (c_parser_conditional_expression): Use c_save_expr. Update call
18305 to build_conditional_expr.
18306 (c_parser_alignof_expression): Update call to groktypename.
18307 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
18308 original_code. Fold expression argument of va_arg. Create
18309 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
18310 argument to va_arg. Update calls to groktypename. Fold array
18311 index for offsetof. Verify that first argument to
18312 __builtin_choose_expr has integer type.
18313 (c_parser_postfix_expression_after_paren_type): Update calls to
18314 groktypename and build_compound_literal. Handle expressions with
18315 side effects in type name.
18316 (c_parser_postfix_expression_after_primary): Update call to
18317 c_parser_expr_list. Set original_code for calls to
18318 __builtin_constant_p.
18319 (c_parser_expr_list): Take extra parameter fold_p. Fold
18320 expressions if requested.
18321 (c_parser_objc_type_name): Update call to groktypename.
18322 (c_parser_objc_synchronized_statement): Fold expression.
18323 (c_parser_objc_receiver): Fold expression.
18324 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
18325 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
18326 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
18327 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
18328 (struct c_typespec): Add elements expr and expr_const_operands.
18329 (struct c_declspecs): Add elements expr and expr_const_operands.
18330 (groktypename, build_conditional_expr, build_compound_literal):
18332 (in_late_binary_op): Declare.
18333 * c-typeck.c (note_integer_operands): New function.
18334 (in_late_binary_op): New variable.
18335 (decl_constant_value_for_broken_optimization): Move to c-common.c
18336 and rename to decl_constant_value_for_optimization.
18337 (default_function_array_conversion): Do not strip nops.
18338 (default_conversion): Do not call
18339 decl_constant_value_for_broken_optimization.
18340 (build_array_ref): Do not fold result.
18341 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
18342 result when operand is a VLA.
18343 (c_expr_sizeof_type): Update call to groktypename. Handle
18344 expressions included in type name. Use C_MAYBE_CONST_EXPR for
18345 result when operand names a VLA type.
18346 (build_function_call): Update call to build_compound_literal.
18347 Only fold result for calls to __builtin_* functions. Strip
18348 NOP_EXPR from INTEGER_CST returned from such functions. Fold
18349 the function designator.
18350 (convert_arguments): Fold arguments. Update call to
18351 convert_for_assignment.
18352 (build_unary_op): Handle increment and decrement of
18353 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
18354 decrement earlier. Fold operand of increment and decrement.
18355 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
18356 built for integer operand. Wrap returns that are INTEGER_CSTs
18357 without being integer constant expressions or that have integer
18358 constant operands without being INTEGER_CSTs.
18359 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
18360 (build_conditional_expr): Add operand ifexp_bcp. Track whether
18361 result is an integer constant expression or can be used in
18362 unevaluated parts of one and avoid folding and wrap as
18363 appropriate. Fold operands before possibly doing -Wsign-compare
18365 (build_compound_expr): Wrap result for C99 if operands can be used
18366 in integer constant expressions.
18367 (build_c_cast): Update call to digest_init. Do not ignore
18368 overflow from casting floating-point constants to integers. Wrap
18369 results that could be confused with integer constant expressions,
18370 null pointer constants or floating-point constants.
18371 (c_cast_expr): Update call to groktypename. Handle expressions
18372 included in type name.
18373 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
18374 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
18375 Update calls to convert_for_assignment.
18376 (convert_for_assignment): Take new parameter
18377 null_pointer_constant. Do not strip nops or call
18378 decl_constant_value_for_broken_optimization. Set
18379 in_late_binary_op for conversions to boolean.
18380 (store_init_value): Update call to digest_init.
18381 (digest_init): Take new parameter null_pointer_constant. Do not
18382 call decl_constant_value_for_broken_optimization. pedwarn for
18383 initializers not constant expressions. Update calls to
18384 convert_for_assignment.
18385 (constructor_nonconst): New.
18386 (struct constructor_stack): Add nonconst element.
18387 (really_start_incremental_init, push_init_level, pop_init_level):
18388 Handle constructor_nonconst and nonconst element.
18389 (set_init_index): Call constant_expression_warning for array
18391 (output_init_element): Fold value. Set constructor_nonconst as
18392 applicable. pedwarn for initializers not constant expressions.
18393 Update call to digest_init. Call constant_expression_warning
18394 where constant initializers are required.
18395 (process_init_element): Use c_save_expr.
18396 (c_finish_goto_ptr): Fold expression.
18397 (c_finish_return): Fold return value. Update call to
18398 convert_for_assignment.
18399 (c_start_case): Fold switch expression.
18400 (c_process_expr_stmt): Fold expression.
18401 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
18402 ensure statement expression is not evaluated in constant expression.
18403 (build_binary_op): Track whether results are integer constant
18404 expressions or may occur in such, disable folding and wrap results
18405 as applicable. Fold operands for -Wsign-compare warnings unless
18407 (c_objc_common_truthvalue_conversion): Handle results folded to
18408 integer constants that are not integer constant expressions.
18409 * doc/extend.texi: Document when typeof operands are evaluated,
18410 that condition of __builtin_choose_expr is an integer constant
18411 expression, and more about use of __builtin_constant_p in
18414 2009-03-29 Richard Guenther <rguenther@suse.de>
18416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
18417 propagate addresses of array references.
18419 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
18421 * regmove.c (perhaps_ends_bb_p): Remove.
18422 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
18423 from INSN and check that the main loop stays within that basic block.
18424 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
18425 (regmove_forward_pass): Split out from regmove_optimize. Use
18426 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
18427 (regmove_backward_pass): Split out from regmove_optimize. Use
18428 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
18429 (regmove_optimize): Simplify.
18431 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18434 * config/i386/i386.c (classify_argument): Ignore flexible array
18435 member in struct and warn ABI change.
18437 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18439 * config/i386/i386-protos.h (ix86_agi_dependent): New.
18441 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
18442 (ix86_adjust_cost): Updated.
18444 2009-03-29 Jan Hubicka <jh@suse.cz>
18446 PR middle-end/28850
18447 * tree-pass.h (pass_cleanup_eh): New function.
18448 (remove_unreachable_regions): Break code handling RTL
18449 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
18450 that can not be reached by runtime.
18451 (can_be_reached_by_runtime): New function.
18452 (label_to_region_map): New function.
18453 (num_eh_regions): New function.
18454 (rtl_remove_unreachable_regions): New function.
18455 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
18456 (remove_eh_region): New function.
18457 * except.h: Include sbitmap and vecprim.
18458 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
18459 num_eh_regions): Declare.
18460 * passes.c (init_optimization_passes): Schedule cleanup_eh.
18461 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
18462 * tree-eh.c (tree_remove_unreachable_handlers): New function.
18463 (tree_empty_eh_handler_p): New function.
18464 (cleanup_empty_eh): New function.
18465 (cleanup_eh): New function.
18466 (pass_cleanup_eh): New function.
18468 2009-03-29 Jan Hubicka <jh@suse.cz>
18470 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
18471 for removed regions.
18473 2009-03-29 Jan Hubicka <jh@suse.cz>
18475 * except.c (dump_eh_tree): Dump all datastructures.
18477 2009-03-29 Jan Hubicka <jh@suse.cz>
18479 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
18480 (duplicate_eh_regions_1): Likewise.
18481 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
18482 vector; call EH verification.
18483 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18484 Be ready for region being removed.
18486 2009-03-29 Jan Hubicka <jh@suse.cz>
18488 * bitmap.c (bitmap_last_set_bit): New function.
18489 * bitmap.h (bitmap_last_set_bit): Declare.
18491 2009-03-29 David Ayers <ayers@fsfe.org>
18494 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
18495 by calling objc_compare_types and surpress warnings about
18496 incompatible C pointers that are compatible ObjC pointers.
18498 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
18500 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
18501 call initialize_inline_failed.
18502 (initialize_inline_failed): Move it from here ...
18503 * cgraph.c (initialize_inline_failed): ... to here.
18504 (cgraph_create_edge): Call initialize_inline_failed rather than
18505 setting inline_failed directly.
18507 2009-03-29 Ben Elliston <bje@au.ibm.com>
18510 * sysv4.opt (msdata): Improve comment.
18511 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
18512 * sysv4.h (SVR4_ASM_SPEC): Likewise.
18514 2009-03-29 Ben Elliston <bje@au.ibm.com>
18517 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
18518 load and store attributes.
18520 2009-03-29 Ben Elliston <bje@au.ibm.com>
18522 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
18523 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
18524 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
18525 * doc/extend.texi (X86 Built-in Functions): Add index entries for
18526 __builtin_infq and __builtin_huge_valq.
18528 2009-03-28 Anatoly Sokolov <aesok@post.ru>
18530 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
18532 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18533 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
18535 2009-03-28 Xinliang David Li <davidxl@google.com>
18537 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
18538 (do_dbg_cnt): New function.
18540 2009-03-28 Jan Hubicka <jh@suse.cz>
18542 Merge from pretty-ipa:
18544 2009-03-27 Jan Hubicka <jh@suse.cz>
18546 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18547 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
18548 * passes.c (function_called_by_processed_nodes_p): New.
18549 * ipa-pure-const.c (check_call): Fix handling of operands.
18550 (analyze_function): Dump debug output for skipped bodies.
18551 (local_pure_const): Use function_called_by_processed_nodes_p.
18552 * dwarf2out.c (reference_to_unused): Use output.
18553 * passes.c (do_per_function_toporder): Likewise.
18555 2008-11-12 Jan Hubicka <jh@suse.cz>
18557 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
18558 * ipa-pure-const.c (funct_state_d): Add can throw field; make
18559 state_set_in_source enum
18560 (check_decl): Ignore memory tags; do not set fake looping flags;
18562 (check_operand, check_tree, check_rhs_var, check_lhs_var,
18563 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
18564 (check_call, analyze_function): Rewrite.
18566 (add_new_function): Update call of analyze_function.
18567 (generate_summary): Add call of analyze_function.
18568 (propagate): Propagate can_throw; handle state_set_in_source correctly.
18569 (local_pure_const): New function.
18570 (pass_local_pure_const): New pass.
18571 * ipa-inline.c (inline_transform): Set after_inlining.
18572 * tree-eh.c (stmt_can_throw_external): New.
18573 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
18574 work with aliasing built.
18575 * tree-flow.h (stmt_can_throw_external): New.
18576 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
18577 and local pure/const pass in early and late optimization queue.
18579 2009-03-28 Martin Jambor <mjambor@suse.cz>
18581 * fold-const.c (get_pointer_modulus_and_residue): New parameter
18583 (fold_binary): Allow function decl aligment consideration is the
18584 second argument is integer constant one.
18585 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
18586 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
18587 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
18589 2009-03-28 Jan Hubicka <jh@suse.cz>
18591 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
18592 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
18593 * function.h (rtl_data): Add nothrow flag.
18594 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
18595 set DECL_NOTHROW for AVAILABLE functions.
18597 2009-03-28 Jakub Jelinek <jakub@redhat.com>
18599 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
18600 following vector keyword has expansion starting with pixel or bool
18601 keyword, expand vector to __vector and pixel or bool to __pixel or
18605 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
18606 warn_if_disallowed_function_p): Removed.
18607 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
18608 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
18609 warning_if_disallowed_function_p.
18610 * flags.h (warn_if_disallowed_function_p,
18611 warn_disallowed_functions): Removed.
18612 * common.opt (Wdisallowed-function-list=): Removed.
18613 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
18615 2009-03-28 Richard Guenther <rguenther@suse.de>
18617 PR tree-optimization/38723
18618 * tree-ssa-pre.c (compute_avail): Add all default definitions to
18621 2009-03-28 Jan Hubicka <jh@suse.cz>
18623 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
18624 test introduced by my previous patch.
18626 2009-03-28 Richard Guenther <rguenther@suse.de>
18628 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
18629 the PHIs value undefined.
18631 2009-03-28 Jan Hubicka <jh@suse.cz>
18633 * tree-pass.h (pass_fixup_cfg): New pass.
18634 * ipa-inline.c (inline_transform): Set
18635 always_inline_functions_inlined/after_inlining.
18636 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
18637 (pass_fixup_cfg): New pass.
18638 * passes.c (init_optimization_passes): Add fixup_cfg.
18640 2009-03-28 Richard Guenther <rguenther@suse.de>
18642 PR tree-optimization/38458
18643 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
18644 argument use the arguments copy-of value.
18646 2009-03-28 Richard Guenther <rguenther@suse.de>
18648 PR tree-optimization/38180
18649 * tree-ssa-ccp.c (get_default_value): Simplify.
18650 (likely_value): Likewise.
18651 (surely_varying_stmt_p): Properly handle VOP case.
18652 (ccp_initialize): Likewise.
18653 (ccp_fold): Handle propagating through *&.
18654 (fold_const_aggregate_ref): Also handle decls.
18656 2009-03-28 Jan Hubicka <jh@suse.cz>
18658 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18659 * cgraph.h (cgraph_node): Likewise.
18660 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
18661 (cgraph_reset_node): Use process flag.
18662 (cgraph_mark_functions_to_output): Likewise.
18663 (cgraph_expand_function): Likewise.
18664 (cgraph_expand_all_functions): Likewise.
18665 (cgraph_output_in_order): Likewise.
18666 * dwarf2out.c (reference_to_unused): Likewise.
18667 * passes.c do_per_function_toporder): Likewise.
18669 2009-03-28 Jan Hubicka <jh@suse.cz>
18671 Bring from lto-branch:
18673 2008-09-03 Doug Kwan <dougkwan@google.com>
18675 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18676 enums instead of reason strings.
18677 * cgraph.c (cgraph_create_edge): Same.
18678 (cgraph_inline_failed_string): New function.
18679 * cgraph.h (cgraph_inline_failed_t): New enum type.
18680 (cgraph_inline_failed_string): New prototype.
18681 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18682 char pointer to cgraph_inline_failed_t.
18683 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18684 (cgraph_default_inline_p): Ditto.
18685 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18686 to cgraph_inline_failed_t pointer.
18687 * cif-code.def: New file.
18688 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18690 (cgraph_check_inline_limits): Change type of REASON to pointer to
18691 cgraph_inline_failed_t. Replace reason strings with enums.
18692 (cgraph_default_inline_p): Ditto.
18693 (cgraph_recursive_inlining_p): Ditto.
18694 (update_caller_keys): Change type of FAILED_REASON to
18695 cgraph_inline_failed_t.
18696 (cgraph_set_inline_failed): Change type of REASON to pointer to
18697 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18698 convert enums to strings for text output.
18699 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18700 to be of type cgraph_inline_failed_t. Replace reason strings with
18701 enums. Call cgraph_inline_failed_string to covert enums
18702 to strings for text output.
18703 (cgraph_decide_inlining): Replace reason strings with enums.
18704 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18705 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18707 * tree-inline.c (expand_call_inline): Change type of REASON
18708 to cgraph_inline_failed_t. Replace reason strings with enums.
18709 Call cgraph_inline_failed_string for text output.
18710 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18713 2009-03-28 Jan Hubicka <jh@suse.cz>
18715 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18716 cgraph_clone_node): Remove master clone handling.
18717 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18718 * cgraph.h (master_clone): Remove.
18719 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18720 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18721 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18723 2009-03-28 Jan Hubicka <jh@suse.cz>
18725 * cgraph.c (cgraph_function_body_availability): Functions declared
18726 inline are always safe to assume that it is not going to be replaced.
18728 2009-03-28 Richard Guenther <rguenther@suse.de>
18730 PR tree-optimization/38513
18731 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18732 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18733 EXC_PTR_EXPR and FILTER_EXPR.
18734 (get_ref_from_reference_ops): Likewise.
18736 2009-03-28 Richard Guenther <rguenther@suse.de>
18738 PR tree-optimization/38968
18739 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18740 Use FLOOR_MOD_EXPR to compute misalignment.
18742 2009-03-28 Richard Guenther <rguenther@suse.de>
18744 PR tree-optimization/37795
18745 * tree.h (combine_comparisons): Declare.
18746 * fold-const.c (combine_comparisons): Export.
18747 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18749 (ifcombine_iforif): Use combine_comparisons.
18751 2009-03-28 Jan Hubicka <jh@suse.cz>
18753 * tree-eh.c (inlinable_call_p): New function.
18754 (make_eh_edges): Use it.
18755 (verify_eh_edges): Use it.
18756 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18757 * except.c (reachable_next_level): Add inlinable_function argument
18758 (sjlj_find_directly_reachable_regions): Update.
18759 (add_reachable_handler): Do not set saw_any_handlers.
18760 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18761 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18762 Add new inlinable call parameter.
18763 (can_throw_internal, can_throw_external): Update.
18764 * except.h (can_throw_internal_1, can_throw_external_1,
18765 foreach_reachable_handler): Update declaration.
18767 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18769 * config/arm/t-arm-coff, config/h8300/coff.h,
18770 config/i386/i386-aout.h, config/i386/i386-coff.h,
18771 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18772 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18773 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18774 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18775 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18776 sys-types.h: Remove.
18777 * Makefile.in: Remove protoize and fixproto support and references
18779 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18780 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18782 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18783 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18784 unprotoize$(exeext).
18785 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18786 (.PHONY): Don't depend on proto.
18787 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18788 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18789 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18790 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18791 build/gen-protos.o, build/scan.o, xsys-protos.h,
18792 build/fix-header$(build_exeext), build/fix-header.o,
18793 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18794 stmp-install-fixproto): Remove.
18795 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18796 SYSCALLS.c or fixproto files.
18797 (install-common): Don't install protoize.
18798 (install-headers-tar, install-headers-cpio, install-headers-cp):
18799 Don't depend on $(STMP_FIXPROTO).
18800 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18801 install fixproto files or write out fixproto settings.
18802 (uninstall): Don't uninstall protoize.
18803 * config.gcc (use_fixproto): Remove.
18804 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18805 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18806 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18807 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18808 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18809 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18810 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18811 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18812 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18813 * config/t-vxworks (STMP_FIXPROTO): Remove.
18814 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18815 STMP_FIXPROTO): Remove.
18816 * config.in, configure: Regenerate.
18817 * crtstuff.c (gid_t, uid_t): Don't undefine.
18818 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18819 (arm-*-coff, arm-*-aout: Remove target entries.
18820 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18821 Remove mention of AIX 4.1.
18822 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18823 * doc/invoke.texi (Running Protoize): Remove.
18824 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18825 (Protoize Caveats): Remove.
18826 * tsystem.h: Update comments on headers assumed to exist.
18828 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18830 * genautomata.c: Add a new year to the copyright. Add a new
18832 (struct insn_reserv_decl): Add comments for member bypass_list.
18833 (find_bypass): Remove.
18834 (insert_bypass): New.
18835 (process_decls): Use insert_bypass.
18836 (output_internal_insn_latency_func): Output all bypasses with the
18837 same input insn in one switch case.
18839 * rtl.def (define_bypass): Describe bypass choice.
18840 * doc/md.texi (define_bypass): Ditto.
18842 2009-03-27 Richard Guenther <rguenther@suse.de>
18844 * gimplify.c (mark_addressable): Export.
18845 * tree-flow.h (mark_addressable): Declare.
18846 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18847 * tree-ssa.c (verify_phi_args): Verify that address taken
18848 variables have TREE_ADDRESSABLE set.
18850 2009-03-27 Richard Guenther <rguenther@suse.de>
18852 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18853 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18854 Do not mark decls TREE_ADDRESSABLE.
18855 (build_fold_addr_expr): Adjust.
18856 (fold_addr_expr): Remove.
18857 (fold_unary): Use build_fold_addr_expr.
18858 (fold_comparison): Likewise.
18859 (split_address_to_core_and_offset): Likewise.
18860 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18862 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18863 (gimplify_modify_expr_to_memcpy): Mark source and destination
18865 * omp-low.c (create_omp_child_function): Mark the object decl
18867 (lower_rec_input_clauses): Mark the var we take the address of
18869 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18871 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18873 PR middle-end/39315
18874 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18875 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18877 2009-03-27 Richard Guenther <rguenther@suse.de>
18879 PR tree-optimization/39120
18880 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18882 (handle_lhs_call): Process return constraints. Add escape
18883 constraints if necessary.
18884 (handle_const_call): Fill out return constraints. Make nested
18885 case more precise. Avoid consttmp if possible.
18886 (handle_pure_call): Fill out return constraints. Avoid
18887 callused if possible.
18888 (find_func_aliases): Simplify call handling.
18890 2009-03-27 Richard Guenther <rguenther@suse.de>
18892 PR tree-optimization/39120
18893 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18894 as a representative.
18895 (solve_graph): Do propagate CALLUSED.
18896 (handle_pure_call): Use a scalar constraint from CALLUSED for
18898 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18901 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18904 * c-common.c (handle_aligned_attribute): Properly check alignment
18905 overflow. Use (1U << i) instead of (1 << i).
18907 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18909 * expr.h (get_mem_align_offset): Updated.
18911 * tree.h (tree_decl_common): Change align to "unsigned int" and
18912 move it before pointer_alias_set.
18914 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18915 Jakub Jelinek <jakub@redhat.com>
18918 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18919 gr_register_operand with gr_reg_or_0_operand.
18920 (cmpxchg_rel_di): Likewise.
18921 (sync_lock_test_and_set<mode>): Likewise.
18923 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18925 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18926 (true_regnum): Likewise.
18928 * rtlanal.c (subreg_info): Moved to ...
18929 * rtl.h (subreg_info): Here. New.
18930 (subreg_get_info): New.
18932 * rtlanal.c (subreg_get_info): Make it extern.
18934 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18937 * config/i386/i386.c (ix86_abi): New.
18938 (override_options): Handle -mabi=.
18939 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18940 (ix86_call_abi_override): Likewise.
18941 (init_cumulative_args): Likewise.
18942 (function_arg_advance): Likewise.
18943 (function_arg_64): Likewise.
18944 (function_arg): Likewise.
18945 (ix86_pass_by_reference): Likewise.
18946 (ix86_function_value_regno_p): Likewise.
18947 (ix86_build_builtin_va_list_abi): Likewise.
18948 (setup_incoming_varargs_64): Likewise.
18949 (is_va_list_char_pointer): Likewise.
18950 (ix86_init_machine_status): Likewise.
18951 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18952 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18953 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18954 (ix86_function_abi): Make it static and return enum calling_abi.
18955 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18957 (ix86_fn_abi_va_list): Updated.
18959 * config/i386/i386.h (ix86_abi): New.
18960 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18961 (CONDITIONAL_REGISTER_USAGE): Likewise.
18962 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18963 (machine_function): Likewise.
18965 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18967 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18968 (STACK_BOUNDARY): Likewise.
18969 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18971 * config/i386/i386.opt (mabi=): New.
18973 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18974 return enum calling_abi.
18975 (ix86_function_type_abi): Likewise.
18976 (ix86_function_abi): Removed.
18978 * doc/invoke.texi: Document -mabi= option for x86.
18980 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18982 * builtins.c (real_dconstp): Delete.
18983 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18985 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18986 Jakub Jelinek <jakub@redhat.com>
18989 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18990 (gen_subprogram_die): When a function is explicit, generate the
18991 DW_AT_explicit attribute.
18992 * langhooks.h (struct lang_hooks_for_decls): Add
18993 function_decl_explicit_p langhook.
18994 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18995 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18997 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18999 * builtins.c (fold_builtin_memory_op): Optimize memmove
19000 into memcpy if we can prove source and destination don't overlap.
19002 * tree-inline.c: Include gt-tree-inline.h.
19003 (clone_fn_id_num): New variable.
19004 (clone_function_name): New function.
19005 (tree_function_versioning): Use it.
19006 * Makefile.in (GTFILES): Add tree-inline.c.
19008 2009-03-27 Mark Mitchell <mark@codesourcery.com>
19010 * BASE-VER: Change to 4.5.0.
19012 2009-03-27 Xinliang David Li <davidxl@google.com>
19014 PR tree-optimization/39557
19015 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
19017 2009-03-27 Xinliang David Li <davidxl@google.com>
19019 PR tree-optimization/39548
19020 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
19023 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19025 * c-common.c (pointer_int_sum): Use %wd on return from
19028 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19030 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
19031 on return from tree_low_cst.
19033 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
19036 * ginclude/stdarg.h (va_copy): Define also for
19037 __GXX_EXPERIMENTAL_CXX0X__.
19039 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19042 * builtins.h (c_strlen): Do not warn here.
19043 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19044 * c-common.c (pointer_int_sum): Take an explicit location.
19045 Warn about offsets out of bounds.
19046 * c-common.h (pointer_int_sum): Adjust declaration.
19048 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19050 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
19053 2009-03-26 Jakub Jelinek <jakub@redhat.com>
19056 * opts.c (warn_if_disallowed_function_p): Don't assume
19057 get_callee_fndecl must return non-NULL.
19059 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
19061 PR rtl-optimization/39522
19062 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
19063 when reg_reloaded_valid is set.
19065 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19067 * config/spu/divv2df3.c: New file.
19068 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
19069 (DPBIT_FUNCS): Filter out _div_df.
19071 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
19073 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
19074 a jump insn, count that jump in the distance to the loop start.
19076 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
19079 * config/sh/sh.c (calc_live_regs): Fix condition for global
19080 registers except PIC_OFFSET_TABLE_REGNUM.
19082 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
19085 * doc/invoke.texi (-mconsole): New.
19087 (-mno-cygwin): New.
19089 (-mnop-fun-dllimport): New.
19093 (sub section "i386 and x86-64 Windows Options"): New.
19095 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
19097 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
19098 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
19100 2009-03-25 Richard Guenther <rguenther@suse.de>
19102 PR middle-end/39497
19103 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
19106 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
19108 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
19109 neither of haifa/selective schedulers are working.
19111 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19113 * doc/invoke.texi (Debugging Options): Fix description of
19114 -fno-merge-debug-strings.
19116 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
19118 * config/cris/libgcc.ver: New version-script.
19119 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
19121 * configure.ac <GAS features, nop mnemonic>: Add pattern
19122 crisv32-*-* for "nop".
19123 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
19124 * configure: Regenerate.
19126 2009-03-24 Ira Rosen <irar@il.ibm.com>
19128 PR tree-optimization/39529
19129 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
19130 mark_sym_for_renaming for the tag copied to the new vector
19133 2009-03-24 Arthur Loiret <aloiret@debian.org>
19135 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
19136 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
19137 EXTRA_SPEC_FUNCTIONS.
19138 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
19139 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
19140 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
19141 -march and -mtune options.
19143 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
19145 * config/m68k/t-rtems: Add m5329 multilib.
19147 2009-03-24 Dodji Seketeli <dodji@redhat.com>
19148 Jakub Jelinek <jakub@redhat.com>
19151 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
19154 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19157 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
19158 instead of c_parser_expression_conv, if original_code isn't one of the
19159 4 allowed comparison codes, fail.
19161 2009-03-23 Richard Guenther <rguenther@suse.de>
19163 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
19164 * tree.h (struct tree_type): Likewise.
19165 * reload.h (struct insn_chain): Likewise.
19166 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
19167 * function.h (struct function): Likewise.
19168 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
19170 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19172 PR tree-optimization/39516
19173 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
19175 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
19177 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
19178 should be set true if BITS_PER_WORD of target is bigger than 32
19180 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
19182 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
19183 Translate -B-options to -rpath-link. Correct existing
19184 rpath-link and conditionalize on !nostdlib.
19186 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19188 * doc/extend.texi (Function Attributes, Variable Attributes):
19190 * doc/invoke.texi (Debugging Options, Optimize Options)
19191 (i386 and x86-64 Options, MCore Options): Likewise.
19193 2009-03-20 Jakub Jelinek <jakub@redhat.com>
19196 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
19197 it for block local namespace aliases.
19198 (gen_decl_die): Pass context_die to gen_namespace_die.
19200 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19203 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
19204 minimum or maximum value.
19206 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
19208 * reginfo.c (globalize_reg): Recompute derived reg sets.
19210 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
19213 * libgcc2.c (mprotect): Do not use signed arguments for
19214 VirtualProtect, use DWORD arguments. Also fix the 'may
19215 be used uninitialized' warning for the np variable.
19217 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19220 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
19221 functions using regparm calling conventions when not optimizing.
19222 (ix86_function_sseregparm): Similarly for sseregparm calling
19225 2009-03-19 Li Feng <nemokingdom@gmail.com>
19227 PR middle-end/39500
19228 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
19229 dependence if the first conflict is after niter iterations.
19231 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
19233 PR middle-end/38609
19234 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
19235 functions with dynamic stack-pointer adjustments.
19237 2009-03-19 Ben Elliston <bje@au.ibm.com>
19239 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
19240 option; change to -msdata=data.
19242 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19244 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
19247 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
19250 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
19252 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
19254 * doc/invoke.texi (Code Gen Options): Expand discussion of
19257 2009-03-18 Jakub Jelinek <jakub@redhat.com>
19259 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
19260 * matrix-reorg.c (struct matrix_info): Likewise.
19261 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
19262 * rtl.h (struct mem_attrs): Likewise.
19263 * df.h (struct df): Likewise.
19264 * tree-data-ref.h (struct data_dependence_relation): Likewise.
19265 * ira-int.h (struct ira_allocno): Likewise.
19266 * df-scan.c (struct df_collection_rec): Likewise.
19267 * ira.c (struct equivalence): Likewise.
19268 * function.c (struct temp_slot): Likewise.
19269 * cfgloop.h (struct loop): Likewise.
19272 * function.c (use_register_for_decl): When not optimizing, disregard
19273 register keyword for variables with types containing methods.
19275 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
19277 PR middle-end/39447
19278 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
19279 (is_simple_operand): Call contains_component_ref_p before calling data
19280 reference analysis that would fail on COMPONENT_REFs.
19282 * tree-vrp.c (search_for_addr_array): Fix formatting.
19284 2009-03-18 Richard Guenther <rguenther@suse.de>
19286 * tree-vect-transform.c (vect_loop_versioning): Fold the
19287 generated comparisons.
19288 * tree-vectorizer.c (set_prologue_iterations): Likewise.
19289 (slpeel_tree_peel_loop_to_edge): Likewise.
19291 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19293 PR middle-end/37805
19294 * opts.c (print_specific_help): In addition to `undocumented',
19295 accept `separate' and `joined' flags if passed alone. Describe
19296 output by the first matched one of those.
19297 (common_handle_option): Skip over empty strings.
19298 * gcc.c (display_help): Fix help string for `--help='.
19299 * doc/invoke.texi (Option Summary, Overall Options): With
19300 `--help=', classes and qualifiers can both be repeated, but
19301 only the latter can be negated. One should not pass only
19302 negated qualifiers. Fix markup and examples.
19305 2008-10-14 Jakub Jelinek <jakub@redhat.com>
19306 PR middle-end/37805
19307 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
19308 and -fhelp=separate.
19310 2009-03-17 Jing Yu <jingyu@google.com>
19312 PR middle-end/39378
19313 * function.h (struct rtl_data): Move is_thunk from here...
19314 (struct function): ...to here.
19315 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
19316 * varasm.c (assemble_start_function): Change is_thunk from crtl to
19318 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
19320 (alpha_does_function_need_gp, alpha_start_function): Likewise.
19321 (alpha_output_function_end_prologue): Likewise.
19322 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
19323 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
19324 (rs6000_output_function_epilogue): Likewise.
19325 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
19327 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
19330 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
19331 from different units in a single alternative.
19332 (*truncdfsf_i387): Ditto.
19333 (*truncxfsf2_mixed): Ditto.
19334 (*truncxfdf2_mixed): Ditto.
19336 2009-03-17 Jakub Jelinek <jakub@redhat.com>
19338 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
19339 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
19342 * tree-ssa-live.c (remove_unused_locals): Don't remove local
19343 unused non-artificial variables when not optimizing.
19346 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
19347 DW_TAG_imported_module even if decl is IMPORTED_DECL with
19348 NAMESPACE_DECL in its DECL_INITIAL.
19350 PR middle-end/39443
19351 * optabs.c (set_user_assembler_libfunc): New function.
19352 * expr.h (set_user_assembler_libfunc): New prototype.
19353 * c-common.c: Include libfuncs.h.
19354 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
19355 for memcmp, memset, memcpy, memmove and abort.
19356 * Makefile.in (c-common.o): Depend on libfuncs.h.
19359 * dwarf2out.c (gen_inlined_enumeration_type_die,
19360 gen_inlined_structure_type_die, gen_inlined_union_type_die,
19361 gen_tagged_type_instantiation_die): Removed.
19362 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
19365 2009-03-17 Janis Johnson <janis187@us.ibm.com>
19368 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
19370 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
19371 (check-parallel-%): Ditto.
19372 (check-consistency): Ditto.
19374 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
19376 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
19377 local variable rhs by NULL_TREE.
19379 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19382 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
19384 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19387 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
19389 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19392 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
19393 for ms->sysv ABI calls only in 64bit mode.
19395 * config/i386/i386.md (untyped_call): Support 32bit.
19397 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
19399 * doc/extend.texi: Replace x86_65 with x86_64.
19401 2009-03-16 Jakub Jelinek <jakub@redhat.com>
19403 PR tree-optimization/39455
19404 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
19405 mismatches for POINTER_TYPE_P (type).
19406 (number_of_iterations_le): Likewise.
19408 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19410 * config/picochip/picochip.c: Removed profiling support.
19411 * config/picochip/picochip.md: Removed profiling instruction.
19412 * config/picochip/picochip.h: Removed profiling builtin.
19414 2009-03-16 Joseph Myers <joseph@codesourcery.com>
19416 * doc/install.texi (--with-host-libstdcxx): Document.
19418 2009-03-14 Anatoly Sokolov <aesok@post.ru>
19421 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
19422 generate a warning if the function name does not begin with
19423 "__vector" and the function has either the 'signal' or 'interrupt'
19424 attribute, from here to ...
19425 (avr_declare_function_name): ...here. New function.
19426 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
19427 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
19429 2009-03-14 Jakub Jelinek <jakub@redhat.com>
19432 * cse.c (fold_rtx): Don't modify original const_arg1 when
19433 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
19434 separate variable instead.
19435 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
19436 from out of range shift counts.
19437 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
19439 2009-03-13 Catherine Moore <clm@codesourcery.com>
19441 * config/i386/x-mingw32 (host-mingw32.o): Replace
19442 diagnostic.h with $(DIAGNOSTIC_H).
19444 2009-03-12 Jakub Jelinek <jakub@redhat.com>
19447 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
19449 * config/i386/sync.md (sync_compare_and_swap<mode>,
19450 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
19451 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
19453 (sync_double_compare_and_swapdi_pic,
19454 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
19455 cmpxchg8b_pic_memory_operand instead of just memory_operand.
19457 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19460 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
19462 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19465 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19466 (avx_addsubv4df3): Likewise.
19467 (*avx_addsubv4sf3): Likewise.
19468 (sse3_addsubv4sf3): Likewise.
19470 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19473 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
19475 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
19478 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
19479 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19480 registers for allocnos created from user-defined variables.
19482 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19485 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
19486 of non-integer mode as well.
19488 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
19490 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
19491 for functions for which the parameter types are unknown.
19493 2009-03-11 Jakub Jelinek <jakub@redhat.com>
19496 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
19497 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
19498 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
19499 * config/i386/i386.c (ix86_local_alignment): For
19500 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
19501 long long variables on the stack to avoid dynamic realignment.
19502 Allow the first argument to be a decl rather than type.
19503 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
19505 2009-03-11 Nick Clifton <nickc@redhat.com>
19508 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
19510 Add description to mno-lsim option.
19511 * config/mcore/mcore.h: Remove comment about deprecated m4align
19513 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
19514 * doc/invoke.texi: Add description of mno-lsim and
19515 mstack-increment options.
19517 * config/fr30/fr30.opt: Document the -mno-lsim option.
19518 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
19519 and -mno-lsim options.
19521 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19523 * fold-const.c (fold_comparison): Only call fold_inf_compare
19524 if the mode supports infinities.
19526 2009-03-11 Jason Merrill <jason@redhat.com>
19529 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
19530 end already did. Notice GIMPLE_CALL modifications of the result.
19531 Don't copy debug information from an ignored decl or a decl from
19534 2009-03-10 Richard Guenther <rguenther@suse.de>
19535 Nathan Froyd <froydnj@codesourcery.com>
19537 PR middle-end/37850
19538 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
19539 (__divMODE3): Likewise.
19541 2009-03-09 Jakub Jelinek <jakub@redhat.com>
19543 PR tree-optimization/39394
19544 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
19545 DECL_SIZE_UNIT of variable length FIELD_DECLs.
19547 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19549 * recog.c (verfiy_changes): Disallow renaming of hard regs in
19550 inline asms for register asm ("") declarations.
19552 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
19554 * fold-const.c (fold_unary): Fix comment.
19556 2009-03-07 Jan Hubicka <jh@suse.cz>
19559 * tree-inline.c (setup_one_parameter): Do replacement of const
19560 argument by constant in SSA form.
19562 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19564 PR middle-end/38028
19565 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
19566 determine alignment passed to assign_stack_local.
19567 (assign_parms_unsplit_complex): Likewise.
19568 * except.c (sjlj_build_landing_pads): Likewise.
19570 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19572 PR middle-end/39360
19573 * tree-flow.h (add_referenced_var): Return bool instead of void.
19574 * tree-dfa.c (add_referenced_var): Return result of
19575 referenced_var_check_and_insert call.
19576 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
19577 of referenced_var_check_and_insert.
19580 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
19581 (gen_variable_die): Emit DW_AT_location on abstract static variable's
19582 DIE, don't emit it if abstract origin already has it.
19583 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
19584 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
19586 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19588 * genpreds.c (needs_variable): Fix parentheses at variable name
19590 (write_tm_constrs_h): Indent generated code.
19592 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19594 * doc/extend.texi (Function Attributes): Add documentation
19595 for isr attributes.
19597 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19600 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
19601 take locus from its DECL_SOURCE_LOCATION instead of input_location.
19603 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19605 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
19608 2009-03-05 Jakub Jelinek <jakub@redhat.com>
19611 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
19612 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
19614 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
19616 * config/i386/i386.md (R8_REG, R9_REG): New constants.
19617 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
19618 constants instead of magic numbers.
19619 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
19621 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
19622 (x86_64_ms_abi_int_parameter_registers): Ditto.
19623 (x86_64_int_return_registers): Ditto.
19624 (ix86_maybe_switch_abi): Ditto.
19625 (ix86_expand_call): Ditto for clobbered_registers array.
19626 (ix86_hard_regno_mode_ok): Ditto.
19627 (x86_extended_QIreg_mentioned_p): Ditto.
19629 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
19631 PR tree-optimization/39349
19632 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
19634 * combine.c (gen_lowpart_for_combine): Use omode when generating
19637 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
19639 PR rtl-optimization/39235
19640 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
19642 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19644 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
19646 2009-03-04 Richard Guenther <rguenther@suse.de>
19648 PR tree-optimization/39362
19649 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
19650 that occur in abnormal PHIs should be varying.
19652 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19654 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
19656 (simple_iv): Take loop as an argument instead of statement.
19657 * tree-scalar-evolution.h (simple_iv): Declaration changed.
19658 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
19660 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
19662 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
19663 * matrix-reorg.c (analyze_transpose): Ditto.
19664 * tree-data-ref.c (dr_analyze_innermost): Ditto.
19665 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
19666 * tree-predcom.c (ref_at_iteration): Ditto.
19667 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
19669 2009-03-04 Richard Guenther <rguenther@suse.de>
19671 PR tree-optimization/39358
19672 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19673 escaped_id and callused_id.
19674 (solve_graph): Likewise.
19676 2009-03-04 Richard Guenther <rguenther@suse.de>
19678 PR tree-optimization/39339
19679 * tree-sra.c (try_instantiate_multiple_fields): Make it
19680 no longer ICE on the above.
19682 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19684 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19685 that fits within Pmode.
19687 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19689 PR middle-end/10109
19690 * tm.texi (LIBCALL_VALUE): Update description.
19692 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19694 PR middle-end/34443
19695 * doc/extend.texi (section): Update description.
19697 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19699 PR middle-end/39345
19700 * tree-inline.c (remapped_type): New.
19701 (can_be_nonlocal): Call remapped_type instead of remap_type.
19703 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19706 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19707 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19709 2009-03-03 Richard Guenther <rguenther@suse.de>
19711 PR middle-end/39272
19712 * tree.c (tree_nonartificial_location): New function.
19713 * tree.h (tree_nonartificial_location): Declare.
19714 * builtins.c (expand_builtin_memory_chk): Provide location
19715 of the call location for artificial function pieces.
19716 (maybe_emit_chk_warning): Likewise.
19717 (maybe_emit_sprintf_chk_warning): Likewise.
19718 (maybe_emit_free_warning): Likewise.
19719 * expr.c (expand_expr_real_1): Likewise.
19721 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19723 PR tree-optimization/39343
19724 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19725 COMPONENT_REF t has ARRAY_TYPE.
19727 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19729 PR middle-end/39335
19730 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19731 when the type precision of the induction variable should be
19732 larger than the type precision of nit.
19733 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19734 * graphite.c (graphite_loop_normal_form): Same.
19735 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19737 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19739 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19740 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19741 numbers to describe clobbered registers.
19742 (*call_value_0_rex64_ms_sysv): Ditto.
19743 * config/i386/mmx.md (mmx_emms): Ditto.
19744 (mmx_femms): Ditto.
19746 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19748 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19751 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19753 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19754 (spu_section_type_flags): New function.
19756 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19758 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19759 reg_class_contents of FLOAT_REGS into a temporary.
19761 2009-03-02 Richard Guenther <rguenther@suse.de>
19762 Ira Rosen <irar@il.ibm.com>
19764 PR tree-optimization/39318
19765 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19766 information to the vectorized statement.
19768 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19770 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19771 variable. Use defined names instead of magic constants for REX SSE
19774 2009-03-01 Richard Guenther <rguenther@suse.de>
19776 PR tree-optimization/39331
19777 * omp-low.c (lower_send_shared_vars): Do not receive new
19778 values for the reference of DECL_BY_REFERENCE parms or results.
19780 2009-03-01 Jan Hubicka <jh@suse.cz>
19783 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19784 BLOCK_NONLOCALIZED_VAR): New macros.
19785 (tree_block): Add nonlocalized_vars.
19786 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19787 gen_decl_die): Add origin argument. Allow generation of die with
19788 origin at hand only.
19789 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19790 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19792 (gen_block_die): Fix checking for unused blocks.
19793 (process_scope_var): Break out from .... ; work with origins only.
19794 (decls_for_scope) ... here; process nonlocalized list.
19795 (dwarf2out_ignore_block): Look for nonlocalized vars.
19796 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19798 (dump_scope_block): Dump them.
19799 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19800 (remap_block): Likewise.
19801 (can_be_nonlocal): New predicate.
19802 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19804 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19806 * configure: Regenerate.
19808 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19810 * optc-gen.awk: No need to duplicate option flags twice.
19811 Reuse help texts for duplicate options which do not have any.
19813 * gcc.c (display_help): Document --version.
19815 * gcc.c (main): If print_help_list and verbose_flag, ensure
19816 driver output comes before subprocess output.
19818 * optc-gen.awk: Assign all remaining fields to help string,
19819 space-separated, for multi-line help in *.opt.
19821 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19822 -Wno-pedantic-ms-format is for MinGW targets only.
19824 * doc/options.texi (Option file format): Fix bad indentation,
19825 restoring dropped sentence.
19827 2009-02-28 Jan Hubicka <jh@suse.cz>
19829 * tree-inline.c (tree_function_versioning): Output debug info.
19831 2009-02-28 Jan Hubicka <jh@suse.cz>
19834 * tree-inline.c (setup_one_parameter): Do not copy propagate
19835 arguments when not optimizing.
19837 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19840 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19841 (avx_addsubv4df3): Likewise.
19842 (*avx_addsubv4sf3): Likewise.
19843 (sse3_addsubv4sf3): Likewise.
19844 (*avx_addsubv2df3): Likewise.
19845 (sse3_addsubv2df3): Likewise.
19846 (avx_unpckhps256): Correct item selectors.
19847 (avx_unpcklps256): Likewise.
19848 (avx_unpckhpd256): Likewise.
19849 (avx_unpcklpd256): Likewise.
19851 2009-02-28 Jan Hubicka <jh@suse.cz>
19853 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19855 (copy_arguments_for_versioning): If var is declared don't declare it.
19856 (tree_function_versioning): First setup substitutions and then copy
19859 2009-02-27 Jan Hubicka <jh@suse.cz>
19862 * cgraph.h (varpool_output_debug_info): Remove.
19863 * cgraphunit.c (varpool_output_debug_info): Remove.
19864 * dwarf2out.c (deferred_locations_struct): New struct
19865 (deferred_locations): New type.
19866 (deferred_locations_list): New static var.
19867 (deffer_location): New function.
19868 (gen_variable_die): Use it.
19869 (decls_for_scope): Output info on local static vars.
19870 (dwarf2out_finish): Process deferred locations.
19871 * varpool.c (varpool_output_debug_info): Remove.
19873 2009-02-27 Jan Hubicka <jh@suse.cz>
19876 * tree.h (TREE_PROTECTED): Fix comment.
19877 (BLOCK_HANDLER_BLOCK): Remove.
19878 (struct tree_block): Remove handler_block add body_block.
19879 (inlined_function_outer_scope_p): New.
19880 (is_body_block): Remove.
19881 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19882 * dwarf2out.c (is_inlined_entry_point): Remove.
19883 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19884 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19886 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19887 * gimplify.c (gimplify_expr): Gimplify body blocks.
19888 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19889 block with multiple subblocks.
19890 (dump_scope_block): Prettier output; dump more flags and info.
19891 (dump_scope_blocks): New.
19892 (remove_unused_locals): Use dump_scope_blocks.
19893 * tree-flow.h (dump_scope_blocks): Declare.
19894 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19895 * stmt.c (is_body_block): Remove.
19896 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19897 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19899 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19901 PR middle-end/39308
19902 * graphite.c (graphite_loop_normal_form): Do not call
19903 number_of_iterations_exit from a gcc_assert.
19905 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19907 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19908 jumps if COND is NULL.
19909 (find_cond_jump): New function.
19910 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19911 * config/s390/s390.md: Remove z10_cobra attribute value.
19913 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19915 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19916 force_const_mem returns NULL_RTX.
19918 2009-02-26 Jan Hubicka <jh@suse.cz>
19921 * cgraph.h (varpool_output_debug_info): Remove.
19922 * cgraphunit.c (varpool_output_debug_info): Remove.
19923 * dwarf2out.c (deferred_locations_struct): New struct
19924 (deferred_locations): New type.
19925 (deferred_locations_list): New static var.
19926 (deffer_location): New function.
19927 (gen_variable_die): Use it.
19928 (decls_for_scope): Output info on local static vars.
19929 (dwarf2out_finish): Process deferred locations.
19930 * varpool.c (varpool_output_debug_info): Remove.
19932 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19934 PR rtl-optimization/39241
19935 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19936 to subreg_offset_representable_p.
19938 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19940 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19941 execute function prototype. Get f and nregs from max_reg_num
19942 and get_insns. Remove the first backward pass as it's dead,
19943 guard the forward pass by flag_expensive_optimizations.
19944 (rest_of_handle_regmove): Delete.
19945 (pass_regmove): Replace it with regmove_optimize.
19947 2009-02-25 Martin Jambor <mjambor@suse.cz>
19949 PR tree-optimization/39259
19950 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19951 calls_alloca function flags.
19952 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19953 calls are detected.
19955 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19957 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19958 flags_set_1_rtx, flags_set_1_set): Delete.
19959 (regmove_optimize): Do not call mark_flags_life_zones.
19961 2009-02-24 Julian Brown <julian@codesourcery.com>
19964 * config/arm/arm.c (require_pic_register): Only set
19965 cfun->machine->pic_reg once per function.
19967 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19969 * doc/invoke.texi (Link Options): Document an easier way to pass
19970 options that take arguments to the GNU linker using -Xlinker and -Wl.
19972 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19975 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19977 2009-02-24 Richard Guenther <rguenther@suse.de>
19980 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19982 2009-02-24 Richard Guenther <rguenther@suse.de>
19983 Zdenek Dvorak <ook@ucw.cz>
19985 PR tree-optimization/39233
19986 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19987 from converting them to a generic type.
19989 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19991 PR tree-optimization/39260
19992 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19993 contains a condition with a real type.
19994 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19996 2009-02-23 Jason Merrill <jason@redhat.com>
19999 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
20000 narrowing_initializer_constant_valid_p.
20001 (narrowing_initializer_constant_valid_p): Don't return
20002 null_pointer_node for adding a pointer to itself.
20004 2009-02-23 Jan Hubicka <jh@suse.cz>
20007 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
20010 2009-02-23 Jan Hubicka <jh@suse.cz>
20012 PR tree-optimization/37709
20013 * tree.c (block_ultimate_origin): Move here from dwarf2out.
20014 * tree.h (block_ultimate_origin): Declare.
20015 * dwarf2out.c (block_ultimate_origin): Move to tree.c
20016 * tree-ssa-live.c (remove_unused_scope_block_p):
20017 Eliminate blocks containig no instructions nor live variables nor
20019 (dump_scope_block): New function.
20020 (remove_unused_locals): Enable removal of dead blocks by default;
20021 enable dumping at TDF_DETAILS.
20023 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20025 * config/i386/i386.c (classify_argument): Don't allow COImode
20027 (function_arg_advance_32): Don't allow OImode.
20028 (function_arg_32): Likewise.
20029 (function_value_32): Likewise.
20030 (return_in_memory_32): Likewise.
20031 (function_arg_64): Remove OImode comment.
20033 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20036 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
20037 ix86_expand_vector_set for V4DImode in 64bit mode only.
20038 (ix86_expand_vector_init_one_var): Likewise.
20040 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
20042 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
20044 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20047 * loop-iv.c: Revert last change.
20048 * emit-rtl.c: Likewise.
20050 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20053 * config/i386/i386.c (type_natural_mode): Remove an extra
20054 space in the warning message.
20055 (function_value_32): Handle 32-byte vector modes.
20056 (return_in_memory_32): Likewise.
20058 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20060 * loop-iv.c (truncate_value): New function.
20061 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
20063 (lowpart_subreg): Move to...
20064 * emit-rtl.c: ...here.
20066 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
20068 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
20069 accidental and undocumented change at revision 140860.
20071 2009-02-21 Joseph Myers <joseph@codesourcery.com>
20073 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
20074 take gimple_seq * arguments.
20075 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
20076 types_compatible_p langhook.
20078 2009-02-20 Mark Mitchell <mark@codesourcery.com>
20079 Joseph Myers <joseph@codesourcery.com>
20081 * config/arm/arm.c (arm_builtin_va_list): New function.
20082 (arm_expand_builtin_va_start): Likewise.
20083 (arm_gimplify_va_arg_expr): Likewise.
20084 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
20085 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
20086 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
20087 (va_list_type): New variable.
20088 (arm_mangle_type): Mangle va_list_type appropriately.
20090 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20092 PR middle-end/39157
20093 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
20094 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
20095 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
20096 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
20097 parameter to 1000 for -O1 by default.
20098 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
20100 * loop-invariant.c: Include params.h.
20101 (move_loop_invariants): Don't call move_single_loop_invariants on
20104 2009-02-20 Jaka Mocnik <jaka@xlab.si>
20106 * calls.c (emit_library_call_value_1): Use slot_offset instead of
20107 offset when calculating bounds for indexing stack_usage_map. Fixes
20108 a buffer overflow with certain target setups.
20110 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20113 * calls.c (expand_call): Clear try_tail_call if caller and callee
20114 disagree in promotion of function return value.
20116 2009-02-19 Jakub Jelinek <jakub@redhat.com>
20119 * c-common.c (c_determine_visibility): If visibility changed and
20120 DECL_RTL has been already set, call make_decl_rtl to update symbol
20123 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
20126 * varasm.c (assemble_variable): Don't check DECL_NAME when
20127 globalizing a variable.
20129 2009-02-19 Joseph Myers <joseph@codesourcery.com>
20132 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
20133 expression before any __builtin_trap call.
20134 * c-typeck.c (build_function_call): Convert and check function
20135 arguments before generating a call to a trap. Evaluate the
20136 function arguments before the trap.
20138 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
20141 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
20142 (UNSPEC_FXAM_MEM): New unspec.
20143 (fxam<mode>2_i387_with_temp): New insn and split pattern.
20144 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
20145 memory using fxam<mode>2_i387_with_temp to remove excess precision.
20147 2009-02-19 Richard Guenther <rguenther@suse.de>
20149 PR tree-optimization/39207
20150 PR tree-optimization/39074
20151 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
20152 storedanything_tree): New.
20153 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
20154 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
20155 (build_succ_graph): Add edges from STOREDANYTHING to all
20157 (init_base_vars): Initialize STOREDANYTHING.
20158 (compute_points_to_sets): Free substitution info after
20159 building the succ graph.
20160 (ipa_pta_execute): Likewise.
20162 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
20164 (do_ds_constraint): Do not add to special var or non-pointer
20166 (type_could_have_pointers): Split out from ...
20167 (could_have_pointers): ... here. For arrays use the element type.
20168 (create_variable_info_for): Initialize may_have_pointers.
20169 (new_var_info): Likewise.
20170 (handle_lhs_call): Make the HEAP variable unknown-sized.
20171 (intra_create_variable_infos): Use a type with pointers for
20172 PARM_NOALIAS, make it unknown-sized.
20174 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
20177 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
20179 2009-02-18 Jason Merrill <jason@redhat.com>
20182 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
20183 value if DECL_EXTERNAL.
20184 * tree-sra.c (sra_walk_gimple_assign): Likewise.
20185 * target.h (gcc_target::binds_local_p): Clarify "module".
20186 * tree.h (TREE_PUBLIC): Clarify "module".
20188 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
20191 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
20192 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
20194 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
20197 * c.opt (Wabi): Support C and ObjC.
20200 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
20202 * config/i386/i386.c (classify_argument): Warn once about the ABI
20203 change when passing union with long double.
20205 * doc/invoke.texi: Update -Wabi for warning psABI changes.
20207 2009-02-18 Joseph Myers <joseph@codesourcery.com>
20210 * c-parser.c (c_parser_compound_statement): Always enter and leave
20213 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20216 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
20218 2009-02-18 Jakub Jelinek <jakub@redhat.com>
20220 PR tree-optimization/36922
20221 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
20222 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
20225 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20227 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
20230 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20232 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
20234 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20236 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
20239 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
20240 Richard Sandiford <rdsandiford@googlemail.com>
20242 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
20243 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
20244 (loongson_biadd): ...this.
20246 2009-02-17 Richard Guenther <rguenther@suse.de>
20248 PR tree-optimization/39202
20249 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
20250 a var make sure to follow existing collapses.
20252 2009-02-17 Richard Guenther <rguenther@suse.de>
20254 PR middle-end/39214
20255 * langhooks.c (lhd_print_error_function): Check for NULL block.
20257 2009-02-17 Richard Guenther <rguenther@suse.de>
20259 PR tree-optimization/39204
20260 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
20263 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
20265 * config/soft-fp/double.h: Update from glibc CVS.
20267 2009-02-17 Richard Guenther <rguenther@suse.de>
20269 PR tree-optimization/39207
20270 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
20271 strict-aliasing warnings for pointers pointing to NULL.
20273 2009-02-16 Joseph Myers <joseph@codesourcery.com>
20276 * c-parser.c (c_parser_braced_init): Call pop_init_level when
20277 skipping until next close brace.
20279 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
20282 * config/i386/i386.c (ix86_expand_push): Set memory alignment
20283 to function argument boundary.
20285 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20287 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
20288 in the lea_add. Reload eventually constraints it properly.
20289 * config/picochip/constraints.md: Remove the target constraint
20290 "b", since it is not needed anymore.
20292 2009-02-16 Jakub Jelinek <jakub@redhat.com>
20294 * gthr-dce.h: Uglify function parameter and local variable names.
20295 * gthr-gnat.h: Likewise.
20296 * gthr-mipssde.h: Likewise.
20297 * gthr-nks.h: Likewise.
20298 * gthr-posix95.h: Likewise.
20299 * gthr-posix.h: Likewise.
20300 * gthr-rtems.h: Likewise.
20301 * gthr-single.h: Likewise.
20302 * gthr-solaris.h: Likewise.
20303 * gthr-tpf.h: Likewise.
20304 * gthr-vxworks.h: Likewise.
20305 * gthr-win32.h: Likewise.
20307 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
20310 * config/i386/i386.md: Restrict the new peephole2 to move
20311 between MMX/SSE registers.
20313 2009-02-15 Richard Guenther <rguenther@suse.de>
20316 2009-02-13 Richard Guenther <rguenther@suse.de>
20318 * configure.ac: Enable LFS.
20319 * configure: Re-generate.
20320 * config.in: Likewise.
20322 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20324 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
20325 spu_srqwbyte, spu_srqwbytebc): Define.
20326 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
20327 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
20328 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
20329 "shrqby_<mode>"): New insn-and-split patterns.
20330 * config/spu/spu.c (expand_builtin_args): Determine and return
20331 number of operands using spu_builtin_description data.
20332 (spu_expand_builtin_1): Use it.
20334 2009-02-13 Steve Ellcey <sje@cup.hp.com>
20337 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
20340 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20343 * config/i386/i386.c (override_options): Correct warning
20344 messages for -malign-loops, -malign-jumps and -malign-functions.
20346 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20349 * config/i386/i386.md: Restrict the new peephole2 to move
20350 between the general purpose registers.
20352 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20355 * config/i386/i386.c (type_natural_mode): Add a new argument.
20356 Return the original mode and warn ABI change if vector size is 32byte.
20357 (function_arg_advance): Updated.
20358 (function_arg): Likewise.
20359 (ix86_function_value): Likewise.
20360 (ix86_return_in_memory): Likewise.
20361 (ix86_sol10_return_in_memory): Likewise.
20362 (ix86_gimplify_va_arg): Likewise.
20363 (function_arg_32): Don't warn ABX ABI change here.
20364 (function_arg_64): Likewise.
20366 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
20368 * loop-iv.c (implies_p): In the final case, test that operands 0
20369 of the two comparisons match.
20371 * config/bfin/bfin.c (find_prev_insn_start): New function.
20372 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
20373 (find_next_insn_start): Move.
20375 2009-02-13 Richard Guenther <rguenther@suse.de>
20377 * configure.ac: Enable LFS.
20378 * configure: Re-generate.
20379 * config.in: Likewise.
20381 2009-02-13 Joseph Myers <joseph@codesourcery.com>
20384 * c-parser.c (c_parser_parms_list_declarator): Discard pending
20385 sizes on syntax error after some arguments have been parsed.
20387 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20389 * doc/invoke.texi (-fira): Remove.
20391 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20393 * caller-save.c: Replace regclass.c with reginfo.c in comments.
20394 * recog.c: Likewise.
20397 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
20399 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
20400 (umul_ppmm): Likewise.
20401 (count_leading_zeros): Likewise.
20402 (count_trailing_zeros): Likewise.
20403 (UMUL_TIME): Likewise.
20405 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20407 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
20408 soft-fp/t-softfp to tmake_file.
20410 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
20411 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
20412 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
20413 IA64_BUILTIN_INFQ]: New.
20414 (ia64_init_builtins): Initialize __builtin_infq,
20415 __builtin_fabsq and __builtin_copysignq if not HPUX.
20416 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
20417 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
20419 * config/ia64/lib1funcs.asm (__divtf3): Define only if
20421 (__fixtfti): Likewise.
20422 (__fixunstfti): Likewise.
20423 (__floattitf): Likewise.
20425 * config/ia64/libgcc-glibc.ver: New.
20426 * config/ia64/t-fprules-softfp: Likewise.
20427 * config/ia64/sfp-machine.h: Likewise.
20429 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
20430 (LIBGCC2_TF_CEXT): Likewise.
20431 (TF_SIZE): Likewise.
20432 (TARGET_INIT_LIBFUNCS): Likewise.
20434 * config/ia64/t-glibc (SHLINB_MAPFILES):
20435 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
20437 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20439 * config/i386/i386.c (construct_container): Rewrite processing
20440 BLKmode with X86_64_SSE_CLASS.
20442 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
20445 * config/i386/i386.md: Replace simplify_replace_rtx with
20446 replace_rtx in the new peephole2.
20448 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
20450 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
20451 loop unrolling do not happen at -O2.
20453 2009-02-12 Michael Matz <matz@suse.de>
20455 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
20457 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20459 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
20462 2009-02-12 Ben Elliston <bje@au.ibm.com>
20464 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
20465 patterns when updating the back chain. Missed in the 2009-02-10
20468 2009-02-11 Janis Johnson <janis187@us.ibm.com>
20470 * doc/extend.texi (Decimal Floating Types): Update identifier of
20471 draft TR and list of missing support.
20473 2009-02-11 Jakub Jelinek <jakub@redhat.com>
20475 PR middle-end/39154
20476 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
20477 bit to variable length decl's flags, add it also to its
20478 pointer replacement variable.
20480 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
20481 Jakub Jelinek <jakub@redhat.com>
20484 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
20485 (memory_blockage): New expander.
20486 (*memory_blockage): New insn pattern.
20487 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
20488 instead of general blockage at the end of function prologue when
20489 frame pointer is used to access red zone area. Do not emit blockage
20490 when profiling, it is emitted in generic code.
20491 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
20492 function epilogue when frame pointer is used to access red zone area.
20494 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
20497 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
20498 by arithmetic with memory operands.
20499 * config/i386/predicates.md (commutative_operator): New.
20501 2009-02-10 Janis Johnson <janis187@us.ibm.com>
20503 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
20506 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
20508 * alias.h (record_alias_subset): Declare.
20509 * alias.c (record_alias_subset): Make global.
20511 2009-02-10 Nick Clifton <nickc@redhat.com>
20513 * tree-parloops.c: Change license to GPLv3.
20514 * ipa-struct-reorg.c: Change license to GPLv3.
20515 * ipa-struct-reorg.h: Change license to GPLv3.
20517 2009-02-10 Steve Ellcey <sje@cup.hp.com>
20520 * c-decl.c (start_struct): Return NULL on error.
20522 2009-02-10 Jakub Jelinek <jakub@redhat.com>
20524 PR middle-end/39124
20525 * cfgloopmanip.c (remove_path): Call remove_bbs after
20526 cancel_loop_tree, not before it.
20529 * function.h (struct function): Add has_local_explicit_reg_vars bit.
20530 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
20531 VAR_DECLs were seen.
20532 * tree-ssa-live.c (remove_unused_locals): Recompute
20533 cfun->has_local_explicit_reg_vars.
20534 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
20535 copies or clearings if cfun->has_local_explicit_reg_vars.
20537 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
20540 * config/i386/i386.c (expand_prologue): Emit blockage at the end
20541 of function prologue when frame pointer is used to access
20544 2009-02-10 Richard Guenther <rguenther@suse.de>
20546 PR middle-end/39127
20547 * gimplify.c (gimple_regimplify_operands): Always look if
20548 we need to create a temporary.
20550 2009-02-10 Richard Guenther <rguenther@suse.de>
20552 PR tree-optimization/39132
20553 * tree-loop-distribution.c (todo): New global var.
20554 (generate_memset_zero): Trigger TODO_rebuild_alias.
20555 (tree_loop_distribution): Return todo.
20557 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
20560 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
20561 (x86_64_reg_class_name): Removed.
20562 (classify_argument): Return 0 if bytes > 32. Return 0 if the
20563 first one isn't X86_64_SSE_CLASS or any other ones aren't
20564 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
20565 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
20566 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
20567 and 3 X86_64_SSEUP_CLASS.
20568 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
20569 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
20571 2009-02-10 Ben Elliston <bje@au.ibm.com>
20573 * config/rs6000/rs6000.md (allocate_stack): Always use an update
20574 form instruction to update the stack back chain word, even if the
20575 user has disabled the generation of update instructions.
20576 (movdi_<mode>_update_stack): New.
20577 (movsi_update_stack): Likewise.
20578 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
20579 always use an update form instruction to update the stack back
20582 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
20584 PR middle-end/38953
20585 * graphite.c (if_region_set_false_region): After moving a region in
20586 the false branch of a condition, remove the empty dummy basic block.
20587 (gloog): Remove wrong fix for PR38953.
20589 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20591 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
20592 generation due to implicit sign extension.
20594 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
20596 PR middle-end/38981
20597 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
20598 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
20600 2009-02-09 Richard Guenther <rguenther@suse.de>
20602 PR middle-end/35202
20603 * convert.c (convert_to_real): Disable (float)fn((double)x)
20604 to fnf(x) conversion if errno differences may occur and
20605 -fmath-errno is set.
20607 2009-02-07 Anatoly Sokolov <aesok@post.ru>
20609 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
20610 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20611 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20613 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20616 * c-common.c (handle_alias_attribute): Disallow attribute for
20617 anything not a FUNCTION_DECL or VAR_DECL.
20619 2009-02-06 Janis Johnson <janis187@us.ibm.com>
20622 * real.c (do_compare): Special-case compare of zero against
20623 decimal float value.
20625 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20628 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
20629 as indicating flexible array members unless the field itself is
20630 being declarared as the incomplete array.
20632 2009-02-06 Jan Hubicka <jh@suse.cz>
20634 PR tree-optimization/38844
20635 * ipa-inline.c (try_inline): Stop inlining recursion when edge
20636 is already inlined.
20638 2009-02-06 Richard Guenther <rguenther@suse.de>
20640 PR middle-end/38977
20641 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
20642 fork because we may expand it as __gcov_fork.
20644 2009-02-06 Nick Clifton <nickc@redhat.com>
20646 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
20648 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
20650 PR tree-optimization/35659
20651 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
20652 vn_phi_eq): Shortcut if hashcode does not match.
20653 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
20655 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
20656 and avoid iterative_hash_expr.
20657 (FOR_EACH_VALUE_ID_IN_SET): New.
20658 (value_id_compare): Remove.
20659 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
20660 sort expressions by value id.
20662 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
20665 * config/sh/predicates.md (general_movsrc_operand): Don't check
20666 the subreg of system registers here.
20668 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20671 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20672 on the copied decl.
20674 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20676 PR rtl-optimization/39110
20677 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20678 addresses, not aligned ones.
20680 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20681 Richard Guenther <rguenther@suse.de>
20683 PR tree-optimization/39100
20684 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20685 comment says and add edges.
20687 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20690 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20691 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20693 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20695 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20696 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20697 register_bb_in_sese, new_sese, free_sese): Moved.
20698 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20699 outermost_loop_in_scop, build_scop_iteration_domain,
20700 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20701 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20702 Use loop_in_sese_p instead of loop_in_scop_p.
20703 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20704 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20705 (scopdet_basic_block_info): Fix bug in scop detection.
20706 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20707 eq_loop_to_cloog_loop): Remove.
20708 (nb_loops_around_loop_in_scop, nb_loop
20709 ref_nb_loops): Moved here...
20710 * graphite.h (ref_nb_loops): ... from here.
20711 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20712 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20713 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20714 * testsuite/gcc.dg/graphite/scop-19.c: New
20716 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20717 Hans-Peter Nilsson <hp@axis.com>
20719 PR rtl-optimization/37889
20720 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20721 Move offset handling from PLUS to before the switch. Use new
20722 arguments when considering SYMBOL_REFs too.
20723 (rtx_addr_can_trap_p): Pass dummy offset and size.
20724 (enum may_trap_p_flags): Remove.
20725 (may_trap_p_1): Pass size from MEM_SIZE.
20727 PR rtl-optimization/38921
20728 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20729 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20730 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20731 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20733 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20735 AVX Programming Reference (January, 2009)
20736 * config/i386/sse.md (*vpclmulqdq): New.
20738 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20740 PR tree-optimization/38977
20741 PR gcov-profile/38292
20742 * calls.c (special_function_p): Disregard __builtin_ prefix.
20744 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20746 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20747 non-indexable addresses even before reload.
20749 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20752 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20753 as having variable size. Do not give an error for unnamed
20754 parameters with [*] declarators. Give a warning for type names
20755 with [*] declarators and mark them as variable size.
20756 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20757 for sizeof applied to [*] type names.
20759 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20762 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20764 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20766 * gcc.c (process_command): Update copyright notice dates.
20767 * gcov.c (print_version): Likewise.
20768 * gcov-dump.c (print_version): Likewise.
20769 * mips-tfile.c (main): Likewise.
20770 * mips-tdump.c (main): Likewise.
20772 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20775 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20776 for composite type involving a zero-length array type.
20778 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20781 * function.c (match_asm_constraints_1): Skip over
20782 initial optional % in the constraint.
20784 PR inline-asm/39059
20785 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20786 supported, don't accept FIXED_CSTs.
20787 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20788 and _Sat is used without _Fract/_Accum. Set specs->type to
20789 integer_type_node for cts_fract/cts_accum if fixed point is not
20792 2009-02-02 Catherine Moore <clm@codesourcery.com>
20794 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20796 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20798 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20799 (ABI_HAS_64BIT_SYMBOLS): Use it.
20800 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20802 2009-02-02 Paul Brook <paul@codesourcery.com>
20804 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20806 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20808 PR inline-asm/39058
20809 * recog.h (asm_operand_ok): Add constraints argument.
20810 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20811 recurse on matching constraint.
20812 (check_asm_operands): Pass constraints as 3rd argument to
20813 asm_operand_ok. Don't look up matching constraint here.
20814 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20817 2009-02-02 Ben Elliston <bje@au.ibm.com>
20819 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20820 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20822 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20824 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20825 information. Remove some obsolete information. Reorganize.
20827 * config/pa/fptr.c: Revert license to GPL 2.
20828 * config/pa/milli64.S: Likewise.
20830 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20833 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20834 LIBRARY name in, instead of hard-coding it.
20835 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20836 extra target make frag to tmake_files according to EH model.
20837 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20838 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20839 frags that define makefile variable EH_MODEL appropriately.
20840 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20841 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20842 to "-sjlj" according to type of EH configured.
20843 (LIBGCC_SONAME): Concatenate it to shared library base name.
20844 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20845 to "_sjlj" according to type of EH configured.
20846 (LIBGCC_SONAME): Concatenate it to shared library base name.
20847 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20848 (SHLIB_LINK): Add missing semicolon to if-else construct.
20849 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20850 string value of "pe_dll" command-line option.
20851 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20852 (SHLIB_SONAME): Use it when overriding t-cygming default.
20853 (SHLIB_IMPLIB): Override t-cygming default.
20854 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20855 string value of "pe_dll" command-line option.
20857 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20860 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20861 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20863 2009-01-31 Richard Guenther <rguenther@suse.de>
20865 PR tree-optimization/38937
20866 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20867 computing the transitive closure.
20869 2009-01-30 Richard Guenther <rguenther@suse.de>
20871 PR tree-optimization/39041
20872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20873 Propagate variable indices only if the types match for this stmt.
20875 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20878 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20879 inline but never defined.
20881 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20883 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20884 (*insv_h_di_reg_extimm): New insn.
20885 (*insv_l<mode>_reg_extimm): New insn.
20887 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20889 * config/picochip/picochip.c (flag_conserve_stack): set
20890 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20891 fconserve-stack. Reduce call-overhead used by inliner.
20893 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20896 * common.opt (flag_conserve_stack): Initialised to zero.
20898 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20901 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20902 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20905 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20907 * ira-color.c (allocno_reload_assign): Update comments.
20908 * regmove.c (regmove_optimize): Likewise.
20912 2009-01-29 Robert Millan <rmh@aybabtu.com>
20914 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20915 * config/i386/kopensolaris-gnu.h: New file. Undefine
20916 `MD_UNWIND_SUPPORT'.
20917 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20919 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20921 PR tree-optimization/39007
20922 * tree-loop-distribution.c (generate_builtin): Use
20923 recompute_dominator to compute the immediate dominator of the
20924 basic block just after the loop.
20926 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20928 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20929 (ASM_OUTPUT_DWARF_PCREL): Define.
20931 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20933 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20934 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20935 global. Modify entries about regmove and IRA.
20937 * ra-conflict.c: Remove the file.
20939 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20941 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20942 (pass_regclass_init): Rename to pass_reginfo_init.
20944 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20946 * toplev.h (flag_ira): Remove.
20948 * caller-save.c (setup_save_areas): Remove flag_ira.
20950 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20952 * global.c: Remove the file.
20954 * opts.c (decode_options): Remove flag_ira.
20956 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20958 * regmove.c: Modify file description.
20959 (find_use_as_address, try_auto_increment): Define them only if
20960 AUTO_INC_DEC is defined.
20961 (replacement_quality, replace_in_call_usage, fixup_match_1,
20962 stable_and_no_regs_but_for_p): Remove.
20963 (reg_set_in_bb): Make it static.
20964 (regmove_optimize): Remove flag_ira and code which worked for
20967 * local-alloc.c: Remove the file.
20969 * common.opt (fira): Remove.
20971 * ira.c: Include except.h.
20972 (eliminable_regset): Move from global.c.
20973 (mark_elimination): Ditto. Remove flag_ira.
20974 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20975 equiv_mem_modified, validate_equiv_mem_from_store,
20976 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20977 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20978 no_equiv, recorded_label_ref): Move from local-alloc.c.
20979 (update_equiv_regs): Ditto. Make it static.
20980 (print_insn_chain, print_insn_chains): Move it from global.c.
20981 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20982 (build_insn_chain): Ditto. Make it static.
20983 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20984 Rename to init_live_subregs.
20985 (gate_ira): Remove flag_ira.
20987 * regclass.c: Rename reginfo.c. Change file description.
20988 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20989 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20990 (init_reg_sets_1): Remove code for evaluation of
20991 reg_class_superclasses and losing_caller_save_reg_set.
20992 (init_regs): Remove init_reg_autoinc.
20993 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20994 ok_for_base_p_nonstrict): Remove.
20995 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20996 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20997 corresponding entries.
20998 (dump_regclass, record_operand_costs, scan_one_insn,
20999 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
21000 record_address_regs, auto_inc_dec_reg_p): Remove.
21001 (gt-regclass.h): Rename to gt-reginfo.h.
21003 * rtl.h (dump_global_regs, retry_global_alloc,
21004 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
21006 * Makefile.in (RA_H): Remove.
21007 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
21008 Rename regclass.o to reginfo.o.
21009 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
21011 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
21012 (GTFILES): Rename regclass.c to reginfo.c.
21014 * passes.c (init_optimization_passes): Remove pass_local_alloc and
21015 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
21017 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21018 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
21020 (finish_spills): Ditto. Remove code for !flag_ira.
21022 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
21024 PR middle-end/35854
21025 * doc/invoke.texi (rtl debug options): Complete rewrite.
21026 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
21028 * mode-switching.c (pass_mode_switching): Rename pass from
21029 "mode-sw" to "mode_sw".
21030 * except.c (pass_convert_to_eh_ranges): Rename pass from
21031 "eh-ranges" to "eh_ranges".
21032 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
21036 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
21037 Alexander Monakov <amonakov@ispras.ru>
21039 PR middle-end/38857
21040 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
21042 (move_exprs_to_boundary): Change return type and pass through
21043 should_move from move_op. Relax assert. Update usage ...
21044 (schedule_expr_on_boundary): ... here. Use should_move instead of
21046 (move_op_orig_expr_found): Indicate that insn was disconnected from
21048 (code_motion_process_successors): Do not call after_merge_succs
21049 callback if original expression was not found when traversing any of
21051 (code_motion_path_driver): Change return type. Update prototype.
21052 (move_op): Update comment. Add a new parameter (should_move). Update
21053 prototype. Set *should_move based on indication provided by
21054 move_op_orig_expr_found.
21056 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
21058 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
21059 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
21060 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
21061 * config/rs6000/rs6000.c (rs6000_override_options): Default
21062 avoid-indexed-addresses on for Power6, off for everything else.
21063 (avoiding_indexed_address_p): New function.
21064 (rs6000_legitimize_address): Use it.
21065 (rs6000_legitimate_address): Likewise.
21066 * config/rs6000/rs6000.md (movXX_updateX): Likewise
21068 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
21070 PR tree-optimization/38997
21071 * tree-loop-distribution.c (generate_memset_zero): Use
21072 POINTER_PLUS_EXPR for a pointer addition.
21074 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
21076 * config/s390/s390.md (bswap<mode>2): New pattern added.
21078 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21080 * config/s390/s390.md (*tls_load_31): Added type attribute.
21082 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21084 * config/s390/s390.md: Fix a few comments.
21086 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21088 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
21089 (*tm<mode>_full): Fixed z10prop attribute.
21090 (*tst<mode>_extimm): Fixed z10prop attribute.
21091 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
21092 (*tstqiCCT_cconly): Fixed z10prop attribute.
21093 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
21094 (*movsi_larl): Fixed z10prop attribute.
21095 (*movsi_zarch): Fixed z10prop attribute.
21096 (*movsi_eas): Fixed z10prop attribute.
21097 (*movhi): Fixed z10prop attribute.
21098 (*movqi): Fixed z10prop attribute.
21099 (*movstrictqi): Fixed z10prop attribute.
21100 (*mov<mode>): Fixed z10prop attribute.
21101 (*movcc): Fixed z10prop attribute.
21102 (*sethighpartdi_64): Fixed z10prop attribute.
21103 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
21104 (*negdi2_sign_cc): Fixed z10prop attribute.
21105 (*negdi2_sign): Fixed z10prop attribute.
21106 (*absdi2_sign_cc): Fixed z10prop attribute.
21107 (*absdi2_sign): Fixed z10prop attribute.
21108 (*negabsdi2_sign_cc): Fixed z10prop attribute.
21109 (*negabsdi2_sign): Fixed z10prop attribute.
21110 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
21111 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
21112 (doloop_si64): Fixed z10prop attribute.
21113 (doloop_si31): Fixed z10prop attribute.
21114 (doloop_long): Fixed z10prop attribute.
21115 (indirect_jump): Fixed z10prop attribute.
21116 (nop): Fixed z10prop attribute.
21117 (main_base_64): Fixed z10prop attribute.
21118 (reload_base_64): Fixed z10prop attribute.
21120 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21122 PR rtl-optimization/38740
21123 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
21125 * config/mips/mips.c (mips_reorg): Likewise.
21127 2009-01-28 Richard Guenther <rguenther@suse.de>
21129 PR tree-optimization/38926
21130 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
21131 with the correct value id to a value.
21132 (do_regular_insertion): Use the value number of edoubleprime
21133 for the value number of the expr.
21136 2008-08-21 Richard Guenther <rguenther@suse.de>
21138 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
21139 a PHI ask VN if it is already available.
21140 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
21141 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
21143 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21145 PR middle-end/38934
21146 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
21147 set to varying whenever max has TREE_OVERFLOW set, similarly
21148 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
21150 2009-01-28 Richard Guenther <rguenther@suse.de>
21152 PR middle-end/38908
21153 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
21154 uninitialized aggregate uses in call arguments.
21156 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
21158 PR tree-optimization/38984
21159 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
21160 the nothing_id variable if -fno-delete-null-pointer-checks.
21162 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
21165 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
21166 (set_got_offset_rex64): Ditto.
21168 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
21171 * doc/extend.texi: Improve local variable with asm reg.
21173 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
21175 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
21176 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
21177 was not supplied then set warn_packed_bitfield_compat to the
21178 default value of 1.
21179 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
21182 2009-01-27 Richard Guenther <rguenther@suse.de>
21184 PR tree-optimization/38503
21185 * cfgexpand.c (expand_gimple_basic_block): Ignore
21186 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
21187 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
21188 variables that cannot have TBAA applied.
21189 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
21192 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
21194 PR middle-end/38969
21195 * calls.c (initialize_argument_information): Do not wrap complex
21196 arguments in SAVE_EXPR.
21198 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
21200 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
21201 (INSTALL_LIBGCC): Revert typo commit.
21203 2009-01-26 Richard Guenther <rguenther@suse.de>
21205 PR tree-optimization/38745
21206 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
21207 from special handling.
21209 2009-01-26 Richard Guenther <rguenther@suse.de>
21211 PR tree-optimization/38745
21212 * tree-ssa.c (execute_update_addresses_taken): Do not include
21213 variables that cannot possibly be a register in not_reg_needs.
21214 Do not clear TREE_ADDRESSABLE on vars that may not become
21216 * tree-ssa.c (update_alias_info_1): Include those in the set
21217 of addressable vars.
21219 2009-01-26 Richard Guenther <rguenther@suse.de>
21221 PR middle-end/38851
21222 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
21223 * tree-ssa-dse.c: Include langhooks.h
21224 (execute_simple_dse): Remove stores with zero size.
21226 2009-01-24 Jakub Jelinek <jakub@redhat.com>
21229 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
21232 2009-01-24 Julian Brown <julian@codesourcery.com>
21234 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
21235 config/arm/linux-atomic.c.
21236 * config/arm/linux-atomic.c: New.
21238 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
21240 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
21241 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
21242 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
21244 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
21247 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
21250 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
21252 PR tree-optimization/38953
21253 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
21254 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
21255 (gloog): Split the exit of the scop when the scop exit is a loop exit.
21256 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
21259 2009-01-24 Paul Brook <paul@codesourcery.com>
21261 * config/arm/neon.md (neon_type): Move to arm.md.
21262 (neon_mov<VSTRUCT>): Add neon_type attribute.
21263 * config/arm/arm.md (neon_type): Move to here.
21264 (conds): Add "unconditioal" and use as default for NEON insns.
21266 2009-01-24 Ben Elliston <bje@au.ibm.com>
21268 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
21269 void *' warning from -Wc++-compat.
21270 * Makefile.in (dominance.o-warn): Remove.
21272 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
21274 PR tree-optimization/38932
21275 * fold-const.c (fold_unary_ignore_overflow): New.
21276 * tree.h (fold_unary_ignore_overflow): Declare.
21277 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
21278 * tree-ssa-sccvn.c (visit_reference_op_load,
21279 simplify_unary_expression): Likewise.
21281 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
21283 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
21284 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
21285 regardless of their type.
21286 * c-common.c (handle_packed_attribute): Don't ignore packed on
21288 * c.opt (Wpacked-bitfield-compat): New warning option.
21289 * stor-layout.c (place_field): Warn if offset of a field changed.
21290 * doc/extend.texi (packed): Mention the ABI change.
21291 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
21292 (Warning Options): Add it to the list.
21294 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
21296 * c-opts.c (c_common_post_options): Fix a typo in comments.
21298 2009-01-22 Steve Ellcey <sje@cup.hp.com>
21300 PR middle-end/38615
21301 * gimplify.c (gimplify_init_constructor): Fix promotion of const
21302 variables to static.
21303 * doc/invoke.texi (-fmerge-all-constants): Update description.
21305 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
21308 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
21309 (*movdi_1_rex64): Use type "mmx" for alternative 5.
21311 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
21313 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
21315 (LOCAL_ALIGNMENT): Similarly.
21317 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21318 Joseph Myers <joseph@codesourcery.com>
21320 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
21321 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
21322 * config/arm/arm-tune.md: Regenerate.
21323 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
21326 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21328 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
21329 version number to five.
21331 2009-01-22 Dodji Seketeli <dodji@redhat.com>
21334 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
21335 * c-common.c (set_underlying_type): Likewise.
21336 (is_typedef_decl ): Likewise
21338 (set_underlying_type): Likewise.
21339 (is_typedef_type): Likewise.
21341 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
21343 PR middle-end/38587
21344 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
21347 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
21350 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
21351 (LIBGCC_SPEC): Don't define.
21352 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
21354 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
21356 PR rtl-optimization/38879
21357 * alias.c (base_alias_check): Unaligned access via AND address can
21358 alias all surrounding object types except those with sizes equal
21359 or wider than the size of unaligned access.
21361 2009-01-21 Dodji Seketeli <dodji@redhat.com>
21364 * c-decl.c (clone_underlying_type): Move this ...
21365 * c-common.c (set_underlying_type): ... here.
21366 Also, make sure the function properly sets TYPE_STUB_DECL() on
21367 the newly created typedef variant type.
21368 (is_typedef_decl ): New entry point.
21369 * tree.h: Added a new member member_types_needing_access_check to
21370 struct tree_decl_non_common.
21371 (set_underlying_type): New entry point.
21372 (is_typedef_type): Likewise.
21374 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
21376 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
21377 Check whether two instructions have memory references that
21378 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
21379 are helper functions for traversing.
21380 * alias.h (insn_alias_sets_confilict_p): New prototypes.
21381 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
21382 not to draw dependency edge for instructions with non-conflicting
21385 2009-01-20 Joseph Myers <joseph@codesourcery.com>
21388 * longlong.h: Update copyright years. Use soft-fp license notice.
21389 Sync __clz_tab declaration with glibc.
21391 2009-01-20 Steve Ellcey <sje@cup.hp.com>
21394 * doc/extend.texi (syscall_linkage): New.
21395 (version_id): Modify.
21397 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
21398 Richard Guenther <rguenther@suse.de>
21400 PR tree-optimization/38747
21401 PR tree-optimization/38748
21402 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
21403 conversion if the base address is an indirect reference and the
21404 aliasing sets could cause issues.
21406 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21408 * common.opt (fgraphite, fgraphite-identity): Add comment for
21409 explaining why these options are not documented.
21411 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21413 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
21414 gimple_call_lhs is NULL.
21416 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
21419 * emit-rtl.c (adjust_address_1): Make sure memref is never
21422 2009-01-20 Ben Elliston <bje@au.ibm.com>
21424 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21425 const qualifier from arg parameter. Remove unnecessary cast to char *.
21426 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21427 const qualifier from arg 2.
21429 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
21431 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
21433 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
21436 * rtl.h (reinit_regs): New prototype.
21437 * regclass.c: Include ira.h.
21438 (reinit_regs): New.
21439 * Makefile.in (regclass.o): Add ira.h.
21440 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
21442 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
21445 * c-common.c (handle_aligned_attribute): Use
21446 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
21447 default alignment value.
21449 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
21451 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
21452 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
21454 * doc/extend.texi: Update __attribute__ ((aligned)). Document
21455 __BIGGEST_ALIGNMENT__.
21457 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
21459 2009-01-18 Richard Guenther <rguenther@suse.de>
21461 PR tree-optimization/38819
21462 * tree-flow.h (operation_could_trap_helper_p): Declare.
21463 * tree-eh.c (operation_could_trap_helper_p): Export.
21464 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
21465 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
21466 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
21467 are about to insert a possibly trapping instruction and fail
21470 2009-01-18 Andreas Schwab <schwab@suse.de>
21472 * doc/install.texi (Configuration): Remove obsolete paragraph
21473 about use of --with-gnu-ld with --with-gnu-as.
21475 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
21477 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
21478 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
21479 Follow spelling conventions.
21481 2009-01-18 Ben Elliston <bje@au.ibm.com>
21483 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
21484 C++ warning about implicit conversion from void * to struct
21486 (bitmap_obstack_free): Likewise for bitmap_element *.
21487 * Makefile.in (bitmap.o-warn): Remove.
21489 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
21491 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
21493 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
21494 Tobias Grosser <tobi.grosser@amd.com>
21496 * graphite.c (graphite_trans_scop_block): Do not block single
21499 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
21501 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
21502 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
21503 test with assertion.
21505 2009-01-16 Richard Guenther <rguenther@suse.de>
21507 PR tree-optimization/38835
21508 PR middle-end/36227
21509 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
21510 and INT + PTR -> (INT)(PTR p+ INT) folding.
21511 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
21513 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
21516 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
21517 the subreg from a lowpart subreg if it is also casting the value.
21519 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21520 Tobias Grosser <tobi.grosser@amd.com>
21522 * graphite.c (compare_prefix_loops): New.
21523 (build_scop_canonical_schedules): Rewritten.
21524 (graphite_transform_loops): Move build_scop_canonical_schedules
21525 after build_scop_iteration_domain.
21527 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21528 Tobias Grosser <tobi.grosser@amd.com>
21530 * graphite.c (add_conditions_to_domain): Add the loops to
21531 the dimension of the iteration domain. Do copy the domain
21532 only when it exists.
21533 (build_scop_conditions_1): Do not call add_conditions_to_domain.
21534 (add_conditions_to_constraints): New.
21535 (can_generate_code_stmt, can_generate_code): Removed.
21536 (gloog): Do not call can_generate_code.
21537 (graphite_transform_loops): Call add_conditions_to_constraints
21538 after building the iteration domain.
21540 2009-01-16 Jakub Jelinek <jakub@redhat.com>
21542 PR tree-optimization/38789
21543 * tree-ssa-threadedge.c
21544 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
21545 __builtin_constant_p.
21547 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
21549 * dce.c (delete_unmarked_insns): Reversed the order that insns are
21550 examined before deleting them.
21552 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
21554 * function.c (aggregate_value_p): Correctly extract the function
21555 type from CALL_EXPR_FN lookup.
21557 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21559 * config/picochip/picochip.c (picochip_override_options): Revert
21560 CFI asm flag disable commited previously.
21562 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
21563 Tobias Grosser <tobi.grosser@amd.com>
21564 Jan Sjodin <jan.sjodin@amd.com>
21566 * graphite.c (scan_tree_for_params): On substractions negate
21567 all the coefficients of the term.
21568 (clast_to_gcc_expression_red): New. Handle reduction expressions
21569 of more than two operands.
21570 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
21571 (get_vdef_before_scop): Handle also the case of default definitions.
21573 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
21575 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
21576 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
21577 Also use them when walking CALL_INSN_FUNCTION_USAGE.
21579 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
21580 Joey Ye <joey.ye@intel.com>
21582 PR middle-end/37843
21583 * cfgexpand.c (expand_stack_alignment): Don't update stack
21584 boundary nor check incoming stack boundary here.
21585 (gimple_expand_cfg): Update stack boundary and check incoming
21586 stack boundary here.
21588 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
21590 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
21592 2009-01-14 Jakub Jelinek <jakub@redhat.com>
21594 PR rtl-optimization/38245
21595 * calls.c (expand_call): Add stack arguments to
21596 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21597 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
21598 in regs and partially in memory or BLKmode arguments.
21599 (emit_library_call_value_1): Add stack arguments to
21600 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21601 ACCUMULATE_OUTGOING_ARGS).
21602 * dce.c: Include tm_p.h.
21603 (find_call_stack_args): New function.
21604 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
21606 (mark_insn): Call find_call_stack_args for CALL_Ps.
21607 (prescan_insns_for_dce): Walk insns backwards in bb rather than
21608 forwards. Allocate and free arg_stores bitmap if needed, pass it
21609 down to deletable_insn_p, don't mark stores set in arg_stores
21610 bitmap, clear the bitmap at the beginning of each bb.
21611 * Makefile.in (dce.o): Depend on $(TM_P_H).
21613 2009-01-14 Michael Meissner <gnu@the-meissners.org>
21616 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
21617 to make sure the insn is a conditional test (bug 22599). Reformat a
21620 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
21622 PR middle-end/38431
21623 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
21624 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
21625 (gloog): Do not call cleanup_tree_cfg.
21626 (graphite_transform_loops): Call cleanup_tree_cfg after all
21627 scops have been code generated.
21629 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
21630 * doc/gty.texi (Invoking the garbage collector): Added new node
21631 and section documenting ggc_collect.
21633 2009-01-14 Richard Guenther <rguenther@suse.de>
21635 PR tree-optimization/38826
21636 PR middle-end/38477
21637 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
21638 initialization notes only if we actually emitted a warning.
21639 (intra_create_variable_infos): Add constraints for a result decl
21640 that is passed by hidden reference.
21641 (build_pred_graph): Mark all related variables non-direct on
21644 2009-01-14 Nick Clifton <nickc@redhat.com>
21646 * ira-conflicts.c: Include addresses.h for the definition of
21648 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
21649 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
21651 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
21654 * Makefile.in (ira-lives.o): Add except.h.
21656 * ira-lives.c: Include except.h.
21657 (process_bb_node_lives): Process can_throw_internal.
21659 2009-01-13 Jakub Jelinek <jakub@redhat.com>
21661 PR rtl-optimization/38774
21662 * combine.c (simplify_set): When undoing cc_use change, don't do
21663 PUT_CODE on the newly created comparison, but instead put back the
21666 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21668 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21669 values. Remove duplicate arm8 entry.
21671 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21673 PR tree-optimization/38786
21674 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21675 the SSA_NAME case of expand_scalar_variables_expr.
21676 Set the type of an expression to the type of its assign statement.
21677 (expand_scalar_variables_expr): Also gather the scalar computation
21678 used to index the memory access. Do not pass loop_p.
21679 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21680 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21681 the gimple_stmt_iterator where it inserts new code.
21682 Do not pass loop_p.
21683 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21684 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21686 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21688 * graphite.h (debug_value): Removed.
21689 * graphite.c (debug_value): Removed.
21691 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21693 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21694 ldrd/strd with two 32-bit instructions.
21696 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21698 * config/arm/arm.c (struct processors): Pass for speed down into
21699 cost helper functions.
21700 (const_ok_for_op): Handle COMPARE and inequality nodes.
21701 (arm_rtx_costs_1): Rewrite.
21702 (arm_size_rtx_costs): Update prototype.
21703 (arm_rtx_costs): Pass speed down to helper functions.
21704 (arm_slowmul_rtx_costs): Rework cost calculations.
21705 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21706 (arm_9e_rtx_costs): Likewise.
21708 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21710 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21711 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21712 (alpha_legitimize_address): Do not split local symbols wider than
21713 UNITS_PER_WORD into HIGH/LO_SUM parts.
21715 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21718 * gcc.c (process_command): Replace call to execvp with calls
21719 to pex_one and exit.
21721 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21724 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21725 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21726 variant for devices with 3-byte PC.
21727 (__tablejump_elpm__): New.
21729 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21732 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21733 offsetof member-designator, handle it as `[0].'.
21735 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21737 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21738 function when not using named sections on targets with named sections
21739 if branch distance is less than 262132.
21741 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21743 * combine.c (combine_instructions): Recompute
21744 optimize_this_for_speed_p for each BB in the main combine loop.
21746 2009-01-12 Tomas Bily <tbily@suse.cz>
21749 * tree-loop-distribution.c (prop_phis): New function.
21750 (generate_builtin): Call prop_phis.
21751 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21753 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21755 PR tree-optimization/38807
21756 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21757 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21759 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21761 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21762 subreg of op0 to the original op0.
21764 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21766 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21768 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21771 * mips-tfile.c (parse_def): Fix parsing of def strings
21772 starting with digits.
21774 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21777 * config/arm/arm.c (arm_is_long_call_p): Don't call
21778 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21780 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21782 * regrename.c (regrename_optimize): Fix dumping.
21783 (find_oldest_value_reg): Preserve REG_POINTER.
21784 (copy_hardreg_forward_1): Likewise.
21786 2009-01-09 Diego Novillo <dnovillo@google.com>
21788 * gimple.h (struct gimple_statement_base) <uid>: Document
21789 the restrictions on its use.
21790 (gimple_uid): Tidy.
21791 (gimple_set_uid): Tidy.
21793 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21795 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21796 zero guard even if align_bytes != 0 and count is smaller than
21799 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21801 PR rtl-optimization/38495
21802 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21803 (add_range_and_copies_from_move_list): Print all added ranges.
21804 Add ranges to memory optimized destination.
21806 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21810 * config/i386/i386.c (override_options): Reject
21811 -mstringop-strategy=rep_8byte with -m32.
21812 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21813 to 1. Do count comparison against epilogue_size_needed at compile
21814 time even when count_exp was constant forced into register. For
21815 size_needed don't jump to epilogue, instead just avoid aligning
21816 and invoke the body algorithm. If need_zero_guard, add zero guard
21817 even if count is non-zero, but smaller than size_needed + number of
21818 bytes that could be stored for alignment.
21819 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21820 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21821 but smaller than size_needed + number of bytes that could be stored
21822 for alignment. Compare size_needed with epilogue_size_needed instead
21823 of desired_align - align, don't adjust size_needed, pass
21824 epilogue_size_needed to the epilogue expanders.
21827 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21829 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21831 * pa.c (last_address): Change to unsigned.
21832 (update_total_code_bytes): Change argument to unsigned. Don't
21833 check if insn addresses are set.
21834 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21835 addresses are not set.
21836 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21838 2009-01-09 Nick Clifton <nickc@redhat.com>
21840 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21841 DECL_DECLARED_INLINE_P.
21843 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21845 PR middle-end/38347
21846 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21847 GET_MODE (op0) in operand_subword_force calls.
21849 PR middle-end/38771
21850 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21851 fold_convert arg0 operands to TREE_TYPE (op0) first.
21853 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21855 * params.def (ira-max-conflict-table-size): Decrease default value
21858 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21860 PR tree-optimization/37031
21861 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21863 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21864 allocate it using gc instead of heap, use VEC_quick_push instead of
21866 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21867 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21868 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21869 allocated vector from heap allocated.
21870 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21871 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21872 vector only after perfect_loop_nest_depth call.
21874 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21875 Jan Sjodin <jan.sjodin@amd.com>
21877 PR tree-optimization/38559
21878 * graphite.c (debug_value, copy_constraint,
21879 swap_constraint_variables, scale_constraint_variable, ): New.
21880 (get_lower_bound, get_upper_bound): Removed.
21881 (graphite_trans_bb_strip_mine): Clean up this code that works
21882 only for constant number of iterations. Fully copy upper and
21883 lower bound constraints, not only the constant part of them.
21884 * graphite.h (debug_value): Declared.
21886 2009-01-08 Ira Rosen <irar@il.ibm.com>
21888 PR tree-optimization/37194
21889 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21890 Don't add the cost of cost model guard in prologue to scalar
21891 outside cost in case of known number of iterations.
21893 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21894 Alan Modra <amodra@bigpond.net.au>
21896 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21897 non-word-aligned REG+CONST addressing.
21899 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21902 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21903 free_after_compilation when outputting a thunk.
21904 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21905 Do not call free_after_compilation here.
21907 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21909 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21910 (ix86_valid_target_attribute_inner_p): Ditto.
21912 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21914 PR tree-optimization/38492
21915 PR tree-optimization/38498
21916 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21917 * tree-chrec.h (scev_is_linear_expression): Declared.
21918 * graphite.c (graphite_cannot_represent_loop_niter): New.
21919 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21920 (graphite_loop_normal_form): Use gcc_assert.
21921 (scan_tree_for_params): Use CASE_CONVERT.
21922 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21923 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21924 Use gcc_assert. Discard scops that contain unhandled cases.
21925 (build_scop_conditions): Return a boolean status for unhandled cases.
21926 (strip_mine_profitable_p): Print the loop number, not its depth.
21927 (is_interchange_valid): Pass the depth of the loop nest, don't
21928 recompute it wrongly.
21929 (graphite_trans_bb_block): Same.
21930 (graphite_trans_bb_block): Print tentative of loop blocking.
21931 (graphite_trans_scop_block): Do not print that the loop has been
21933 (graphite_transform_loops): Do not handle scops that contain condition
21936 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21938 AVX Programming Reference (December, 2008)
21939 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21940 (_mm256_stream_pd): Likewise.
21941 (_mm256_stream_ps): Likewise.
21943 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21944 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21945 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21946 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21947 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21948 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21949 (ix86_expand_special_args_builtin): Likewise.
21951 * config/i386/sse.md (AVXMODEDI): New.
21952 (avx_movnt<mode>): Likewise.
21953 (avx_movnt<mode>): Likewise.
21954 (<sse>_movnt<mode>): Remove AVX support.
21955 (sse2_movntv2di): Likewise.
21957 2009-01-07 Richard Guenther <rguenther@suse.de>
21959 PR middle-end/38751
21960 * fold-const.c (extract_muldiv): Remove obsolete comment.
21961 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21962 to PLUS_EXPR canonicalization for the canonicalization.
21964 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21966 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21967 hosted cross-compilers generating less efficient code.
21969 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21971 * function.h (rtl_data): Add a dbr_scheduled_p field.
21972 * reorg.c (dbr_schedule): Set it.
21973 (gate_handle_delay_slots): Check it.
21974 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21975 (mips_reorg): Check flag_delayed_branch instead of
21976 mips_base_delayed_branch.
21977 (mips_override_options): Don't set mips_base_delayed_branch
21978 or flag_delayed_branch.
21980 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21982 PR rtl-optimization/38426.
21983 * ira.c (ira): Set current_function_is_leaf earlier.
21985 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21987 PR rtl-optimization/38722
21988 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21989 too early, only set a flag and modify after last possible
21992 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21995 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21996 * real.c (decimal_single_format): Correct values of emin and emax.
21997 (decimal_double_format): Ditto.
21998 (decimal_quad_format): Ditto.
21999 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
22000 computation of DECnn_MIN and DECnn_MAX for corrected values of
22001 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
22002 __DECnn_MIN__, and adjust its computation for the corrected value
22005 2009-01-06 Jan Hubicka <jh@suse.cz>
22008 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
22010 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
22012 * doc/contrib.texi (Contributors): Slightly adjust the end note.
22013 Add Robert Clark to the list of testers.
22015 2009-01-06 Jan Hubicka <jh@suse.cz>
22016 Kai Tietz <kai.tietz@onevision.com>
22018 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
22019 * config/i386/i386.c (ix86_expand_call): Add clobbers.
22021 2009-01-06 Jan Hubicka <jh@suse.cz>
22022 Kai Tietz <kai.tietz@onevision.com>
22024 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
22026 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
22027 (ix86_nsaved_regs): Count only general purpose regs.
22028 (ix86_nsaved_sseregs): New.
22029 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
22030 to 16 for w64; compute padding and size of sse reg save area.
22031 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
22032 general purpose regs.
22033 (ix86_emit_save_sse_regs_using_mov): New.
22034 (ix86_expand_prologue): Save SSE regs if needed.
22035 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
22036 (ix86_emit_restore_sse_regs_using_mov): New.
22037 (ix86_expand_epilogue): Save SSE regs if needed.
22039 2009-01-06 Jan Hubicka <jh@suse.cz>
22040 Kai Tietz <kai.tietz@onevision.com>
22042 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
22043 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
22044 functions when accumulate outgoing args is off.
22046 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22049 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
22050 before using pseudos_have_intersected_live_ranges_p.
22052 * ira-int.h (ira_assert): Always define.
22054 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22056 AVX Programming Reference (December, 2008)
22057 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
22058 (_mm256_permute2_pd): Likewise.
22059 (_mm_permute2_ps): Likewise.
22060 (_mm256_permute2_ps): Likewise.
22061 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
22062 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
22064 * config/i386/i386.c (ix86_builtins): Remove
22065 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
22066 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
22067 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
22068 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
22069 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
22070 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
22071 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
22072 __builtin_ia32_vpermil2ps256.
22073 (ix86_init_mmx_sse_builtins): Updated.
22074 (ix86_expand_args_builtin): Likewise.
22076 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22078 * pa.c (output_call): Relocate non-jump insns in the delay slot of
22079 long absolute calls when generating PA 2.0 code.
22081 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
22083 PR rtl-optimization/38583
22084 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
22086 * params.def (ira-max-conflict-table-size): New.
22088 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
22090 * ira.h (ira_conflicts_p): New external definition.
22092 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
22093 table. Report this. Return result of building.
22094 (ira_build_conflicts): Use ira_conflicts_p. Check result of
22095 building conflict table.
22097 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
22098 (ira_color): Use ira_conflicts_p.
22100 * global.c: Include ira.h.
22101 (pseudo_for_reload_consideration_p, build_insn_chain): Use
22104 * Makefile.in (global.o): Add ira.h.
22106 * ira-build.c (mark_all_loops_for_removal,
22107 propagate_some_info_from_allocno): New.
22108 (remove_unnecessary_allocnos): Call
22109 propagate_some_info_from_allocno.
22110 (remove_low_level_allocnos): New.
22111 (remove_unnecessary_regions): Add parameter. Call
22112 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
22113 parameter to remove_unnecessary_regions.
22114 (ira_build): Remove all regions but root if the conflict table was
22115 not built. Update conflict hard regs for allocnos crossing calls.
22117 * ira.c (ira_conflicts_p): New global.
22118 (ira): Define and use ira_conflicts_p.
22120 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22121 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
22122 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
22124 2009-01-06 Ben Elliston <bje@au.ibm.com>
22126 * gengtype-lex.l (YY_NO_INPUT): Define.
22128 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
22131 * c-common.c (handle_vector_size_attribute): Also reject
22132 BOOLEAN_TYPE types.
22134 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
22136 PR tree-optimization/38492
22137 * graphite.c (rename_map_elt, debug_rename_elt,
22138 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
22139 rename_map_elt_info, eq_rename_map_elts,
22140 get_new_name_from_old_name, bb_in_sese_p): Moved around.
22141 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
22142 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
22143 (sese_build_livein_liveouts): New.
22144 (new_sese, free_sese): New.
22145 (new_scop): Call new_sese.
22146 (free_scop): Call free_sese.
22147 (rename_variables_from_edge, rename_phis_end_scop): Removed.
22148 (register_old_new_names): Renamed register_old_and_new_names.
22149 (register_scop_liveout_renames, add_loop_exit_phis,
22150 insert_loop_close_phis, struct igp,
22151 default_liveout_before_guard, add_guard_exit_phis,
22152 insert_guard_phis, copy_renames): New.
22153 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
22154 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
22155 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
22156 (scop_adjust_phis_for_liveouts): New.
22157 (gloog): Call scop_adjust_phis_for_liveouts.
22159 * graphite.h (struct sese): Documented. Added fields liveout,
22160 num_ver and livein.
22161 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
22162 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
22163 (struct scop): Added field liveout_renames.
22164 (SCOP_LIVEOUT_RENAMES): New.
22166 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22168 PR tree-optimization/38510
22169 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
22170 (translate_clast): Call recompute_all_dominators before
22172 (gloog): Call recompute_all_dominators before graphite_verify.
22174 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22175 Jan Sjodin <jan.sjodin@amd.com>
22177 PR tree-optimization/38500
22178 * graphite.c (create_sese_edges): Call fix_loop_structure after
22181 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22183 * config.gcc: Add m32r*-*-rtems*.
22184 * config/m32r/rtems.h: New file.
22186 2009-01-05 Ben Elliston <bje@au.ibm.com>
22188 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
22189 (.po.pox): Likewise.
22190 (po/gcc.pot): Likewise.
22192 2009-01-04 David S. Miller <davem@davemloft.net>
22194 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
22195 (STARTING_FRAME_OFFSET): Always set to zero.
22197 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22199 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
22200 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
22201 fixed-point types, and vectors of the same.
22203 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22205 * config/mips/sync.md (*mb_barrier): Rename to...
22206 (*memory_barrier): ...this.
22208 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
22210 * doc/extend.texi (Function Attributes): Move @cindex after @item
22211 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
22212 and put in alphabetical order. Fix 'target' name and put in order.
22213 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
22216 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
22218 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
22219 (memory_barrier): Expand as unspec instead of unspec_volatile.
22220 Remove mem:BLK from insn operands. Use Pmode scratch register.
22221 (*memory_barrier): Define as unspec instead of unspec_volatile.
22222 Use (match_dup 0) as input operand.
22224 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
22225 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
22226 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
22227 scratch register. Remove operand 1.
22228 (*stbar): Define as unspec instead of unspec_volatile.
22229 Use (match_dup 0) as input operand, remove (const_int 8).
22230 (*membar): Define as unspec instead of unspec_volatile.
22231 Use (match_dup 0) as input operand, remove input operand 2.
22233 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
22234 (memory_barrier): Expand as unspec instead of unspec_volatile.
22235 Remove mem:BLK from insn operands. Use Pmode scratch register.
22236 (*memory_barrier): Define as unspec instead of unspec_volatile.
22237 Use (match_dup 0) as input operand.
22239 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
22240 Remove mem:BLK from insn operands. Use Pmode scratch register.
22241 Set volatile flag on operand 0.
22242 (*memory_barrier): New insn pattern.
22244 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
22246 (*memory_barrier): Use (match_dup 0) as input operand.
22248 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
22249 Remove mem:BLK from insn operands. Use Pmode scratch register.
22250 Set volatile flag on operand 0.
22251 (*mb_internal): New insn pattern.
22253 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
22255 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22257 PR middle-end/38586
22258 * function.c (struct temp_slot): Move to the section of the file
22259 that deals with temp slots. Remove field 'address'.
22260 (temp_slot_address_table): New hash table of address -> temp slot.
22261 (struct temp_slot_address_entry): New struct, items for the table.
22262 (temp_slot_address_compute_hash, temp_slot_address_hash,
22263 temp_slot_address_eq, insert_temp_slot_address): Support functions
22265 (find_temp_slot_from_address): Rewrite to use the new hash table.
22266 (remove_unused_temp_slot_addresses): Remove addresses of temp
22267 slots that have been made available.
22268 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
22269 worker function for remove_unused_temp_slot_addresses.
22270 (assign_stack_temp_for_type): Don't clear the temp slot address list.
22271 Add the temp slot address to the address -> temp slot map.
22272 (update_temp_slot_address): Update via insert_temp_slot_address.
22273 (free_temp_slots): Call remove_unused_temp_slot_addresses.
22274 (pop_temp_slots): Likewise.
22275 (init_temp_slots): Allocate the address -> temp slot map, or empty
22276 the map if it is already allocated.
22277 (prepare_function_start): Initialize temp slot processing.
22279 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22281 PR middle-end/38584
22282 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
22283 Calculate the size of all stack vars assuming no packing of stack
22284 vars will happen, replacing a quadratic algorithm with a linear one.
22286 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22289 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
22292 2009-01-03 Diego Novillo <dnovillo@google.com>
22294 * doc/contrib.texi: Update contributions.
22296 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22299 * builtins.c (fold_builtin_memory_op): Give up if either operand
22300 is volatile. Set srctype or desttype to non-qualified version
22304 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
22305 and FUNCTION_DECLs.
22307 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
22309 PR rtl-optimization/35805
22310 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
22311 problem if fast dce is able to remove any instructions.
22312 * dce.c (dce_process_block): Fix dump message.
22314 2009-01-02 Mark Mitchell <mark@codesourcery.com>
22317 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
22319 2009-01-02 Jakub Jelinek <jakub@redhat.com>
22321 PR middle-end/38690
22322 * tree-flow.h (op_code_prio, op_prio): New prototypes.
22323 * tree-pretty-print.c (op_code_prio): New function.
22324 (op_prio): No longer static. Use op_code_prio.
22325 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
22326 Use op_prio and op_code_prio to determine if () should be
22327 printed around operand(s) or not.
22329 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
22330 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
22331 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
22332 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
22333 pp_character instead of pp_string for single letter printing.
22335 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
22337 * doc/extend.texi: Fix '#pragma GCC option' typo.
22339 2009-01-02 Richard Guenther <rguenther@suse.de>
22341 * doc/install.texi (--enable-checking): Mention different
22342 default for stage1.
22343 (--enable-stage1-checking): Document.
22345 2009-01-01 Andrew Pinski <pinskia@gmail.com>
22347 PR middle-end/30142
22348 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
22349 case to be an error.
22351 2009-01-02 Ben Elliston <bje@au.ibm.com>
22353 * config/fp-bit.h (pack_d): Constify argument.
22354 * config/fp-bit.c (makenan): Constify return type. Remove casts.
22355 (isnan): Constify argument.
22357 (iszero): Likewise.
22358 (pack_d): Likewise.
22359 (_fpadd_parts): Constify return type.
22360 (_fpmul_parts): Likewise.
22361 (_fpdiv_parts): Likewise.
22363 2009-01-01 Jakub Jelinek <jakub@redhat.com>
22366 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
22367 warn about overwriting initializer with side-effects or
22368 -Woverride-init if !IMPLICIT.
22369 (output_init_element): Likewise. Pass IMPLICIT down to
22371 (process_init_element): Add IMPLICIT argument. Pass it down
22372 to output_init_element.
22373 (push_init_element, pop_init_level, set_designator): Adjust
22374 process_init_element callers.
22375 (set_nonincremental_init, set_nonincremental_init_from_string):
22376 Adjust add_pending_init callers.
22377 (output_pending_init_elements): Adjust output_init_element callers.
22378 * c-tree.h (process_init_element): Adjust prototype.
22379 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
22380 process_init_element callers.
22383 Copyright (C) 2009 Free Software Foundation, Inc.
22385 Copying and distribution of this file, with or without modification,
22386 are permitted in any medium without royalty provided the copyright
22387 notice and this notice are preserved.